1: # The LearningOnline Network with CAPA
2: # The LON-CAPA Grading handler
3: #
4: # $Id: grades.pm,v 1.477 2007/11/03 00:08:09 albertel Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::grades;
30: use strict;
31: use Apache::style;
32: use Apache::lonxml;
33: use Apache::lonnet;
34: use Apache::loncommon;
35: use Apache::lonhtmlcommon;
36: use Apache::lonnavmaps;
37: use Apache::lonhomework;
38: use Apache::lonpickcode;
39: use Apache::loncoursedata;
40: use Apache::lonmsg();
41: use Apache::Constants qw(:common);
42: use Apache::lonlocal;
43: use Apache::lonenc;
44: use String::Similarity;
45: use LONCAPA;
46:
47: use POSIX qw(floor);
48:
49:
50: my %perm=();
51: my %bubble_lines_per_response = (); # no. bubble lines for each response.
52: # index is "symb.part_id"
53:
54: my %first_bubble_line = (); # First bubble line no. for each bubble.
55:
56: # Save and restore the bubble lines array to the form env.
57:
58:
59: sub save_bubble_lines {
60: foreach my $line (keys(%bubble_lines_per_response)) {
61: $env{"form.scantron.bubblelines.$line"} = $bubble_lines_per_response{$line};
62: $env{"form.scantron.first_bubble_line.$line"} =
63: $first_bubble_line{$line};
64: }
65: }
66:
67:
68: sub restore_bubble_lines {
69: my $line = 0;
70: %bubble_lines_per_response = ();
71: while ($env{"form.scantron.bubblelines.$line"}) {
72: my $value = $env{"form.scantron.bubblelines.$line"};
73: $bubble_lines_per_response{$line} = $value;
74: $first_bubble_line{$line} =
75: $env{"form.scantron.first_bubble_line.$line"};
76: $line++;
77: }
78:
79: }
80:
81: # Given the parsed scanline, get the response for
82: # 'answer' number n:
83:
84: sub get_response_bubbles {
85: my ($parsed_line, $response) = @_;
86:
87:
88: my $bubble_line = $first_bubble_line{$response-1} +1;
89: my $bubble_lines= $bubble_lines_per_response{$response-1};
90:
91: my $selected = "";
92:
93: for (my $bline = 0; $bline < $bubble_lines; $bline++) {
94: $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":";
95: $bubble_line++;
96: }
97: return $selected;
98: }
99:
100:
101: # ----- These first few routines are general use routines.----
102:
103: # Return the number of occurences of a pattern in a string.
104:
105: sub occurence_count {
106: my ($string, $pattern) = @_;
107:
108: my @matches = ($string =~ /$pattern/g);
109:
110: return scalar(@matches);
111: }
112:
113:
114: # Take a string known to have digits and convert all the
115: # digits into letters in the range J,A..I.
116:
117: sub digits_to_letters {
118: my ($input) = @_;
119:
120: my @alphabet = ('J', 'A'..'I');
121:
122: my @input = split(//, $input);
123: my $output ='';
124: for (my $i = 0; $i < scalar(@input); $i++) {
125: if ($input[$i] =~ /\d/) {
126: $output .= $alphabet[$input[$i]];
127: } else {
128: $output .= $input[$i];
129: }
130: }
131: return $output;
132: }
133:
134: #
135: # --- Retrieve the parts from the metadata file.---
136: sub getpartlist {
137: my ($symb) = @_;
138:
139: my $navmap = Apache::lonnavmaps::navmap->new();
140: my $res = $navmap->getBySymb($symb);
141: my $partlist = $res->parts();
142: my $url = $res->src();
143: my @metakeys = split(/,/,&Apache::lonnet::metadata($url,'keys'));
144:
145: my @stores;
146: foreach my $part (@{ $partlist }) {
147: foreach my $key (@metakeys) {
148: if ($key =~ m/^stores_\Q$part\E_/) { push(@stores,$key); }
149: }
150: }
151: return @stores;
152: }
153:
154: # --- Get the symbolic name of a problem and the url
155: sub get_symb {
156: my ($request,$silent) = @_;
157: (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
158: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
159: if ($symb eq '') {
160: if (!$silent) {
161: $request->print("Unable to handle ambiguous references:$url:.");
162: return ();
163: }
164: }
165: &Apache::lonenc::check_decrypt(\$symb);
166: return ($symb);
167: }
168:
169: #--- Format fullname, username:domain if different for display
170: #--- Use anywhere where the student names are listed
171: sub nameUserString {
172: my ($type,$fullname,$uname,$udom) = @_;
173: if ($type eq 'header') {
174: return '<b> Fullname </b><span class="LC_internal_info">(Username)</span>';
175: } else {
176: return ' '.$fullname.'<span class="LC_internal_info"> ('.$uname.
177: ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')</span>';
178: }
179: }
180:
181: #--- Get the partlist and the response type for a given problem. ---
182: #--- Indicate if a response type is coded handgraded or not. ---
183: sub response_type {
184: my ($symb) = shift;
185:
186: my $navmap = Apache::lonnavmaps::navmap->new();
187: my $res = $navmap->getBySymb($symb);
188: my $partlist = $res->parts();
189: my %vPart =
190: map { $_ => 1 } (&Apache::loncommon::get_env_multiple('form.vPart'));
191: my (%response_types,%handgrade);
192: foreach my $part (@{ $partlist }) {
193: next if (%vPart && !exists($vPart{$part}));
194:
195: my @types = $res->responseType($part);
196: my @ids = $res->responseIds($part);
197: for (my $i=0; $i < scalar(@ids); $i++) {
198: $response_types{$part}{$ids[$i]} = $types[$i];
199: $handgrade{$part.'_'.$ids[$i]} =
200: &Apache::lonnet::EXT('resource.'.$part.'_'.$ids[$i].
201: '.handgrade',$symb);
202: }
203: }
204: return ($partlist,\%handgrade,\%response_types);
205: }
206:
207: sub flatten_responseType {
208: my ($responseType) = @_;
209: my @part_response_id =
210: map {
211: my $part = $_;
212: map {
213: [$part,$_]
214: } sort(keys(%{ $responseType->{$part} }));
215: } sort(keys(%$responseType));
216: return @part_response_id;
217: }
218:
219: sub get_display_part {
220: my ($partID,$symb)=@_;
221: my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',$symb);
222: if (defined($display) and $display ne '') {
223: $display.= " (<span class=\"LC_internal_info\">id $partID</span>)";
224: } else {
225: $display=$partID;
226: }
227: return $display;
228: }
229:
230: #--- Show resource title
231: #--- and parts and response type
232: sub showResourceInfo {
233: my ($symb,$probTitle,$checkboxes) = @_;
234: my $col=3;
235: if ($checkboxes) { $col=4; }
236: my $result = '<h3>'.&mt('Current Resource').': '.$probTitle.'</h3>'."\n";
237: $result .='<table border="0">';
238: my ($partlist,$handgrade,$responseType) = &response_type($symb);
239: my %resptype = ();
240: my $hdgrade='no';
241: my %partsseen;
242: foreach my $partID (sort keys(%$responseType)) {
243: foreach my $resID (sort keys(%{ $responseType->{$partID} })) {
244: my $handgrade=$$handgrade{$partID.'_'.$resID};
245: my $responsetype = $responseType->{$partID}->{$resID};
246: $hdgrade = $handgrade if ($handgrade eq 'yes');
247: $result.='<tr>';
248: if ($checkboxes) {
249: if (exists($partsseen{$partID})) {
250: $result.="<td> </td>";
251: } else {
252: $result.="<td><input type='checkbox' name='vPart' value='$partID' checked='checked' /></td>";
253: }
254: $partsseen{$partID}=1;
255: }
256: my $display_part=&get_display_part($partID,$symb);
257: $result.='<td><b>Part: </b>'.$display_part.' <span class="LC_internal_info">'.
258: $resID.'</span></td>'.
259: '<td><b>Type: </b>'.$responsetype.'</td></tr>';
260: # '<td><b>Handgrade: </b>'.$handgrade.'</td></tr>';
261: }
262: }
263: $result.='</table>'."\n";
264: return $result,$responseType,$hdgrade,$partlist,$handgrade;
265: }
266:
267: sub reset_caches {
268: &reset_analyze_cache();
269: &reset_perm();
270: }
271:
272: {
273: my %analyze_cache;
274:
275: sub reset_analyze_cache {
276: undef(%analyze_cache);
277: }
278:
279: sub get_analyze {
280: my ($symb,$uname,$udom)=@_;
281: my $key = "$symb\0$uname\0$udom";
282: return $analyze_cache{$key} if (exists($analyze_cache{$key}));
283:
284: my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
285: $url=&Apache::lonnet::clutter($url);
286: my $subresult=&Apache::lonnet::ssi($url,
287: ('grade_target' => 'analyze'),
288: ('grade_domain' => $udom),
289: ('grade_symb' => $symb),
290: ('grade_courseid' =>
291: $env{'request.course.id'}),
292: ('grade_username' => $uname));
293: (undef,$subresult)=split(/_HASH_REF__/,$subresult,2);
294: my %analyze=&Apache::lonnet::str2hash($subresult);
295: return $analyze_cache{$key} = \%analyze;
296: }
297:
298: sub get_order {
299: my ($partid,$respid,$symb,$uname,$udom)=@_;
300: my $analyze = &get_analyze($symb,$uname,$udom);
301: return $analyze->{"$partid.$respid.shown"};
302: }
303:
304: sub get_radiobutton_correct_foil {
305: my ($partid,$respid,$symb,$uname,$udom)=@_;
306: my $analyze = &get_analyze($symb,$uname,$udom);
307: foreach my $foil (@{&get_order($partid,$respid,$symb,$uname,$udom)}) {
308: if ($analyze->{"$partid.$respid.foil.value.$foil"} eq 'true') {
309: return $foil;
310: }
311: }
312: }
313: }
314:
315: #--- Clean response type for display
316: #--- Currently filters option/rank/radiobutton/match/essay/Task
317: # response types only.
318: sub cleanRecord {
319: my ($answer,$response,$symb,$partid,$respid,$record,$order,$version,
320: $uname,$udom) = @_;
321: my $grayFont = '<span class="LC_internal_info">';
322: if ($response =~ /^(option|rank)$/) {
323: my %answer=&Apache::lonnet::str2hash($answer);
324: my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
325: my ($toprow,$bottomrow);
326: foreach my $foil (@$order) {
327: if ($grading{$foil} == 1) {
328: $toprow.='<td><b>'.$answer{$foil}.' </b></td>';
329: } else {
330: $toprow.='<td><i>'.$answer{$foil}.' </i></td>';
331: }
332: $bottomrow.='<td>'.$grayFont.$foil.'</span> </td>';
333: }
334: return '<blockquote><table border="1">'.
335: '<tr valign="top"><td>'.&mt('Answer').'</td>'.$toprow.'</tr>'.
336: '<tr valign="top"><td>'.$grayFont.&mt('Option ID').'</span></td>'.
337: $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
338: } elsif ($response eq 'match') {
339: my %answer=&Apache::lonnet::str2hash($answer);
340: my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
341: my @items=&Apache::lonnet::str2array($record->{$version."resource.$partid.$respid.submissionitems"});
342: my ($toprow,$middlerow,$bottomrow);
343: foreach my $foil (@$order) {
344: my $item=shift(@items);
345: if ($grading{$foil} == 1) {
346: $toprow.='<td><b>'.$item.' </b></td>';
347: $middlerow.='<td><b>'.$grayFont.$answer{$foil}.' </span></b></td>';
348: } else {
349: $toprow.='<td><i>'.$item.' </i></td>';
350: $middlerow.='<td><i>'.$grayFont.$answer{$foil}.' </span></i></td>';
351: }
352: $bottomrow.='<td>'.$grayFont.$foil.'</span> </td>';
353: }
354: return '<blockquote><table border="1">'.
355: '<tr valign="top"><td>'.&mt('Answer').'</td>'.$toprow.'</tr>'.
356: '<tr valign="top"><td>'.$grayFont.&mt('Item ID').'</span></td>'.
357: $middlerow.'</tr>'.
358: '<tr valign="top"><td>'.$grayFont.&mt('Option ID').'</span></td>'.
359: $bottomrow.'</tr>'.'</table></blockquote>';
360: } elsif ($response eq 'radiobutton') {
361: my %answer=&Apache::lonnet::str2hash($answer);
362: my ($toprow,$bottomrow);
363: my $correct =
364: &get_radiobutton_correct_foil($partid,$respid,$symb,$uname,$udom);
365: foreach my $foil (@$order) {
366: if (exists($answer{$foil})) {
367: if ($foil eq $correct) {
368: $toprow.='<td><b>'.&mt('true').'</b></td>';
369: } else {
370: $toprow.='<td><i>'.&mt('true').'</i></td>';
371: }
372: } else {
373: $toprow.='<td>'.&mt('false').'</td>';
374: }
375: $bottomrow.='<td>'.$grayFont.$foil.'</span> </td>';
376: }
377: return '<blockquote><table border="1">'.
378: '<tr valign="top"><td>'.&mt('Answer').'</td>'.$toprow.'</tr>'.
379: '<tr valign="top"><td>'.$grayFont.&mt('Option ID').'</span></td>'.
380: $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
381: } elsif ($response eq 'essay') {
382: if (! exists ($env{'form.'.$symb})) {
383: my (%keyhash) = &Apache::lonnet::dump('nohist_handgrade',
384: $env{'course.'.$env{'request.course.id'}.'.domain'},
385: $env{'course.'.$env{'request.course.id'}.'.num'});
386:
387: my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
388: $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
389: $env{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
390: $env{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
391: $env{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
392: $env{'form.'.$symb} = 1; # so that we don't have to read it from disk for multiple sub of the same prob.
393: }
394: $answer =~ s-\n-<br />-g;
395: return '<br /><br /><blockquote><tt>'.&keywords_highlight($answer).'</tt></blockquote>';
396: } elsif ( $response eq 'organic') {
397: my $result='Smile representation: "<tt>'.$answer.'</tt>"';
398: my $jme=$record->{$version."resource.$partid.$respid.molecule"};
399: $result.=&Apache::chemresponse::jme_img($jme,$answer,400);
400: return $result;
401: } elsif ( $response eq 'Task') {
402: if ( $answer eq 'SUBMITTED') {
403: my $files = $record->{$version."resource.$respid.$partid.bridgetask.portfiles"};
404: my $result = &Apache::bridgetask::file_list($files,$uname,$udom);
405: return $result;
406: } elsif ( grep(/^\Q$version\E.*?\.instance$/, keys(%{$record})) ) {
407: my @matches = grep(/^\Q$version\E.*?\.instance$/,
408: keys(%{$record}));
409: return join('<br />',($version,@matches));
410:
411:
412: } else {
413: my $result =
414: '<p>'
415: .&mt('Overall result: [_1]',
416: $record->{$version."resource.$respid.$partid.status"})
417: .'</p>';
418:
419: $result .= '<ul>';
420: my @grade = grep(/^\Q${version}resource.$respid.$partid.\E[^.]*[.]status$/,
421: keys(%{$record}));
422: foreach my $grade (sort(@grade)) {
423: my ($dim) = ($grade =~/[.]([^.]+)[.]status$/);
424: $result.= '<li>'.&mt("Dimension: [_1], status [_2] ",
425: $dim, $record->{$grade}).
426: '</li>';
427: }
428: $result.='</ul>';
429: return $result;
430: }
431: } elsif ( $response =~ m/(?:numerical|formula)/) {
432: $answer =
433: &Apache::loncommon::format_previous_attempt_value('submission',
434: $answer);
435: }
436: return $answer;
437: }
438:
439: #-- A couple of common js functions
440: sub commonJSfunctions {
441: my $request = shift;
442: $request->print(<<COMMONJSFUNCTIONS);
443: <script type="text/javascript" language="javascript">
444: function radioSelection(radioButton) {
445: var selection=null;
446: if (radioButton.length > 1) {
447: for (var i=0; i<radioButton.length; i++) {
448: if (radioButton[i].checked) {
449: return radioButton[i].value;
450: }
451: }
452: } else {
453: if (radioButton.checked) return radioButton.value;
454: }
455: return selection;
456: }
457:
458: function pullDownSelection(selectOne) {
459: var selection="";
460: if (selectOne.length > 1) {
461: for (var i=0; i<selectOne.length; i++) {
462: if (selectOne[i].selected) {
463: return selectOne[i].value;
464: }
465: }
466: } else {
467: // only one value it must be the selected one
468: return selectOne.value;
469: }
470: }
471: </script>
472: COMMONJSFUNCTIONS
473: }
474:
475: #--- Dumps the class list with usernames,list of sections,
476: #--- section, ids and fullnames for each user.
477: sub getclasslist {
478: my ($getsec,$filterlist,$getgroup) = @_;
479: my @getsec;
480: my @getgroup;
481: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
482: if (!ref($getsec)) {
483: if ($getsec ne '' && $getsec ne 'all') {
484: @getsec=($getsec);
485: }
486: } else {
487: @getsec=@{$getsec};
488: }
489: if (grep(/^all$/,@getsec)) { undef(@getsec); }
490: if (!ref($getgroup)) {
491: if ($getgroup ne '' && $getgroup ne 'all') {
492: @getgroup=($getgroup);
493: }
494: } else {
495: @getgroup=@{$getgroup};
496: }
497: if (grep(/^all$/,@getgroup)) { undef(@getgroup); }
498:
499: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
500: # Bail out if we were unable to get the classlist
501: return if (! defined($classlist));
502: &Apache::loncoursedata::get_group_memberships($classlist,$keylist);
503: #
504: my %sections;
505: my %fullnames;
506: foreach my $student (keys(%$classlist)) {
507: my $end =
508: $classlist->{$student}->[&Apache::loncoursedata::CL_END()];
509: my $start =
510: $classlist->{$student}->[&Apache::loncoursedata::CL_START()];
511: my $id =
512: $classlist->{$student}->[&Apache::loncoursedata::CL_ID()];
513: my $section =
514: $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
515: my $fullname =
516: $classlist->{$student}->[&Apache::loncoursedata::CL_FULLNAME()];
517: my $status =
518: $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS()];
519: my $group =
520: $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
521: # filter students according to status selected
522: if ($filterlist && (!($stu_status =~ /Any/))) {
523: if (!($stu_status =~ $status)) {
524: delete($classlist->{$student});
525: next;
526: }
527: }
528: # filter students according to groups selected
529: my @stu_groups = split(/,/,$group);
530: if (@getgroup) {
531: my $exclude = 1;
532: foreach my $grp (@getgroup) {
533: foreach my $stu_group (@stu_groups) {
534: if ($stu_group eq $grp) {
535: $exclude = 0;
536: }
537: }
538: if (($grp eq 'none') && !$group) {
539: $exclude = 0;
540: }
541: }
542: if ($exclude) {
543: delete($classlist->{$student});
544: }
545: }
546: $section = ($section ne '' ? $section : 'none');
547: if (&canview($section)) {
548: if (!@getsec || grep(/^\Q$section\E$/,@getsec)) {
549: $sections{$section}++;
550: if ($classlist->{$student}) {
551: $fullnames{$student}=$fullname;
552: }
553: } else {
554: delete($classlist->{$student});
555: }
556: } else {
557: delete($classlist->{$student});
558: }
559: }
560: my %seen = ();
561: my @sections = sort(keys(%sections));
562: return ($classlist,\@sections,\%fullnames);
563: }
564:
565: sub canmodify {
566: my ($sec)=@_;
567: if ($perm{'mgr'}) {
568: if (!defined($perm{'mgr_section'})) {
569: # can modify whole class
570: return 1;
571: } else {
572: if ($sec eq $perm{'mgr_section'}) {
573: #can modify the requested section
574: return 1;
575: } else {
576: # can't modify the request section
577: return 0;
578: }
579: }
580: }
581: #can't modify
582: return 0;
583: }
584:
585: sub canview {
586: my ($sec)=@_;
587: if ($perm{'vgr'}) {
588: if (!defined($perm{'vgr_section'})) {
589: # can modify whole class
590: return 1;
591: } else {
592: if ($sec eq $perm{'vgr_section'}) {
593: #can modify the requested section
594: return 1;
595: } else {
596: # can't modify the request section
597: return 0;
598: }
599: }
600: }
601: #can't modify
602: return 0;
603: }
604:
605: #--- Retrieve the grade status of a student for all the parts
606: sub student_gradeStatus {
607: my ($symb,$udom,$uname,$partlist) = @_;
608: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
609: my %partstatus = ();
610: foreach (@$partlist) {
611: my ($status,undef) = split(/_/,$record{"resource.$_.solved"},2);
612: $status = 'nothing' if ($status eq '');
613: $partstatus{$_} = $status;
614: my $subkey = "resource.$_.submitted_by";
615: $partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne '');
616: }
617: return %partstatus;
618: }
619:
620: # hidden form and javascript that calls the form
621: # Use by verifyscript and viewgrades
622: # Shows a student's view of problem and submission
623: sub jscriptNform {
624: my ($symb) = @_;
625: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
626: my $jscript='<script type="text/javascript" language="javascript">'."\n".
627: ' function viewOneStudent(user,domain) {'."\n".
628: ' document.onestudent.student.value = user;'."\n".
629: ' document.onestudent.userdom.value = domain;'."\n".
630: ' document.onestudent.submit();'."\n".
631: ' }'."\n".
632: '</script>'."\n";
633: $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n".
634: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
635: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
636: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
637: '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
638: '<input type="hidden" name="command" value="submission" />'."\n".
639: '<input type="hidden" name="student" value="" />'."\n".
640: '<input type="hidden" name="userdom" value="" />'."\n".
641: '</form>'."\n";
642: return $jscript;
643: }
644:
645:
646:
647: # Given the score (as a number [0-1] and the weight) what is the final
648: # point value? This function will round to the nearest tenth, third,
649: # or quarter if one of those is within the tolerance of .00001.
650: sub compute_points {
651: my ($score, $weight) = @_;
652:
653: my $tolerance = .00001;
654: my $points = $score * $weight;
655:
656: # Check for nearness to 1/x.
657: my $check_for_nearness = sub {
658: my ($factor) = @_;
659: my $num = ($points * $factor) + $tolerance;
660: my $floored_num = floor($num);
661: if ($num - $floored_num < 2 * $tolerance * $factor) {
662: return $floored_num / $factor;
663: }
664: return $points;
665: };
666:
667: $points = $check_for_nearness->(10);
668: $points = $check_for_nearness->(3);
669: $points = $check_for_nearness->(4);
670:
671: return $points;
672: }
673:
674: #------------------ End of general use routines --------------------
675:
676: #
677: # Find most similar essay
678: #
679:
680: sub most_similar {
681: my ($uname,$udom,$uessay,$old_essays)=@_;
682:
683: # ignore spaces and punctuation
684:
685: $uessay=~s/\W+/ /gs;
686:
687: # ignore empty submissions (occuring when only files are sent)
688:
689: unless ($uessay=~/\w+/) { return ''; }
690:
691: # these will be returned. Do not care if not at least 50 percent similar
692: my $limit=0.6;
693: my $sname='';
694: my $sdom='';
695: my $scrsid='';
696: my $sessay='';
697: # go through all essays ...
698: foreach my $tkey (keys(%$old_essays)) {
699: my ($tname,$tdom,$tcrsid)=map {&unescape($_)} (split(/\./,$tkey));
700: # ... except the same student
701: next if (($tname eq $uname) && ($tdom eq $udom));
702: my $tessay=$old_essays->{$tkey};
703: $tessay=~s/\W+/ /gs;
704: # String similarity gives up if not even limit
705: my $tsimilar=&String::Similarity::similarity($uessay,$tessay,$limit);
706: # Found one
707: if ($tsimilar>$limit) {
708: $limit=$tsimilar;
709: $sname=$tname;
710: $sdom=$tdom;
711: $scrsid=$tcrsid;
712: $sessay=$old_essays->{$tkey};
713: }
714: }
715: if ($limit>0.6) {
716: return ($sname,$sdom,$scrsid,$sessay,$limit);
717: } else {
718: return ('','','','',0);
719: }
720: }
721:
722: #-------------------------------------------------------------------
723:
724: #------------------------------------ Receipt Verification Routines
725: #
726: #--- Check whether a receipt number is valid.---
727: sub verifyreceipt {
728: my $request = shift;
729:
730: my $courseid = $env{'request.course.id'};
731: my $receipt = &Apache::lonnet::recprefix($courseid).'-'.
732: $env{'form.receipt'};
733: $receipt =~ s/[^\-\d]//g;
734: my ($symb) = &get_symb($request);
735:
736: my $title.='<h3><span class="LC_info">Verifying Submission Receipt '.
737: $receipt.'</h3></span>'."\n".
738: '<h4><b>Resource: </b>'.$env{'form.probTitle'}.'</h4><br /><br />'."\n";
739:
740: my ($string,$contents,$matches) = ('','',0);
741: my (undef,undef,$fullname) = &getclasslist('all','0');
742:
743: my $receiptparts=0;
744: if ($env{"course.$courseid.receiptalg"} eq 'receipt2' ||
745: $env{"course.$courseid.receiptalg"} eq 'receipt3') { $receiptparts=1; }
746: my $parts=['0'];
747: if ($receiptparts) { ($parts)=&response_type($symb); }
748: foreach (sort
749: {
750: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
751: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
752: }
753: return $a cmp $b;
754: } (keys(%$fullname))) {
755: my ($uname,$udom)=split(/\:/);
756: foreach my $part (@$parts) {
757: if ($receipt eq &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb,$part)) {
758: $contents.='<tr bgcolor="#ffffe6"><td> '."\n".
759: '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
760: '\');" target="_self">'.$$fullname{$_}.'</a> </td>'."\n".
761: '<td> '.$uname.' </td>'.
762: '<td> '.$udom.' </td>';
763: if ($receiptparts) {
764: $contents.='<td> '.$part.' </td>';
765: }
766: $contents.='</tr>'."\n";
767:
768: $matches++;
769: }
770: }
771: }
772: if ($matches == 0) {
773: $string = $title.'No match found for the above receipt.';
774: } else {
775: $string = &jscriptNform($symb).$title.
776: 'The above receipt matches the following student'.
777: ($matches <= 1 ? '.' : 's.')."\n".
778: '<table border="0"><tr><td bgcolor="#777777">'."\n".
779: '<table border="0"><tr bgcolor="#e6ffff">'."\n".
780: '<td><b> Fullname </b></td>'."\n".
781: '<td><b> Username </b></td>'."\n".
782: '<td><b> Domain </b></td>';
783: if ($receiptparts) {
784: $string.='<td> Problem Part </td>';
785: }
786: $string.='</tr>'."\n".$contents.
787: '</table></td></tr></table>'."\n";
788: }
789: return $string.&show_grading_menu_form($symb);
790: }
791:
792: #--- This is called by a number of programs.
793: #--- Called from the Grading Menu - View/Grade an individual student
794: #--- Also called directly when one clicks on the subm button
795: # on the problem page.
796: sub listStudents {
797: my ($request) = shift;
798:
799: my ($symb) = &get_symb($request);
800: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
801: my $cnum = $env{"course.$env{'request.course.id'}.num"};
802: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
803: my $getgroup = $env{'form.group'} eq '' ? 'all' : $env{'form.group'};
804: my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
805: my $viewgrade = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View';
806: $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ?
807: &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
808:
809: my $result='<h3><span class="LC_info"> '.$viewgrade.
810: ' Submissions for a Student or a Group of Students</span></h3>';
811:
812: my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($symb,$env{'form.probTitle'},($env{'form.showgrading'} eq 'yes'));
813:
814: $request->print(<<LISTJAVASCRIPT);
815: <script type="text/javascript" language="javascript">
816: function checkSelect(checkBox) {
817: var ctr=0;
818: var sense="";
819: if (checkBox.length > 1) {
820: for (var i=0; i<checkBox.length; i++) {
821: if (checkBox[i].checked) {
822: ctr++;
823: }
824: }
825: sense = "a student or group of students";
826: } else {
827: if (checkBox.checked) {
828: ctr = 1;
829: }
830: sense = "the student";
831: }
832: if (ctr == 0) {
833: alert("Please select "+sense+" before clicking on the Next button.");
834: return false;
835: }
836: document.gradesub.submit();
837: }
838:
839: function reLoadList(formname) {
840: if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;}
841: formname.command.value = 'submission';
842: formname.submit();
843: }
844: </script>
845: LISTJAVASCRIPT
846:
847: &commonJSfunctions($request);
848: $request->print($result);
849:
850: my $checkhdgrade = ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked="checked"' : '';
851: my $checklastsub = $checkhdgrade eq '' ? 'checked="checked"' : '';
852: my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'.
853: "\n".$table.
854: ' <b>View Problem Text: </b><label><input type="radio" name="vProb" value="no" checked="checked" /> no </label>'."\n".
855: '<label><input type="radio" name="vProb" value="yes" /> one student </label>'."\n".
856: '<label><input type="radio" name="vProb" value="all" /> all students </label><br />'."\n".
857: ' <b>View Answer: </b><label><input type="radio" name="vAns" value="no" /> no </label>'."\n".
858: '<label><input type="radio" name="vAns" value="yes" /> one student </label>'."\n".
859: '<label><input type="radio" name="vAns" value="all" checked="checked" /> all students </label><br />'."\n".
860: ' <b>Submissions: </b>'."\n";
861: if ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) {
862: $gradeTable.='<label><input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> essay part only </label>'."\n";
863: }
864: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
865: my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status;
866: $env{'form.Status'} = $saveStatus;
867: $gradeTable.='<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> last submission only </label>'."\n".
868: '<label><input type="radio" name="lastSub" value="last" /> last submission & parts info </label>'."\n".
869: '<label><input type="radio" name="lastSub" value="datesub" /> by dates and submissions </label>'."\n".
870: '<label><input type="radio" name="lastSub" value="all" /> all details</label><br />'."\n".
871: ' <b>Grading Increments:</b> <select name="increment">'.
872: '<option value="1">Whole Points</option>'.
873: '<option value=".5">Half Points</option>'.
874: '<option value=".25">Quarter Points</option>'.
875: '<option value=".1">Tenths of a Point</option>'.
876: '</select>'.
877: &build_section_inputs().
878: '<input type="hidden" name="submitonly" value="'.$submitonly.'" />'."\n".
879: '<input type="hidden" name="handgrade" value="'.$env{'form.handgrade'}.'" /><br />'."\n".
880: '<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" /><br />'."\n".
881: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
882: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
883: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
884: '<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
885:
886: if (exists($env{'form.gradingMenu'}) && exists($env{'form.Status'})) {
887: $gradeTable.='<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n";
888: } else {
889: $gradeTable.='<b>Student Status:</b> '.
890: &Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,'javascript:reLoadList(this.form);').'<br />';
891: }
892:
893: $gradeTable.='To '.lc($viewgrade).' a submission or a group of submissions, click on the check box(es) '.
894: 'next to the student\'s name(s). Then click on the Next button.<br />'."\n".
895: '<input type="hidden" name="command" value="processGroup" />'."\n";
896:
897: # checkall buttons
898: $gradeTable.=&check_script('gradesub', 'stuinfo');
899: $gradeTable.='<input type="button" '."\n".
900: 'onClick="javascript:checkSelect(this.form.stuinfo);" '."\n".
901: 'value="Next->" /> <br />'."\n";
902: $gradeTable.=&check_buttons();
903: $gradeTable.='<label><input type="checkbox" name="checkPlag" checked="checked" />Check For Plagiarism</label>';
904: my ($classlist, undef, $fullname) = &getclasslist($getsec,'1',$getgroup);
905: $gradeTable.= &Apache::loncommon::start_data_table().
906: &Apache::loncommon::start_data_table_header_row();
907: my $loop = 0;
908: while ($loop < 2) {
909: $gradeTable.='<th>No.</th><th>Select</th>'.
910: '<th>'.&nameUserString('header').' '.'Section/Group</th>';
911: if ($env{'form.showgrading'} eq 'yes'
912: && $submitonly ne 'queued'
913: && $submitonly ne 'all') {
914: foreach (sort(@$partlist)) {
915: my $display_part=&get_display_part((split(/_/))[0],$symb);
916: $gradeTable.='<th>Part: '.$display_part.
917: ' Status</h>';
918: }
919: } elsif ($submitonly eq 'queued') {
920: $gradeTable.='<th>'.&mt('Queue Status').' </th>';
921: }
922: $loop++;
923: # $gradeTable.='<td></td>' if ($loop%2 ==1);
924: }
925: $gradeTable.=&Apache::loncommon::end_data_table_header_row()."\n";
926:
927: my $ctr = 0;
928: foreach my $student (sort
929: {
930: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
931: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
932: }
933: return $a cmp $b;
934: }
935: (keys(%$fullname))) {
936: my ($uname,$udom) = split(/:/,$student);
937:
938: my %status = ();
939:
940: if ($submitonly eq 'queued') {
941: my %queue_status =
942: &Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
943: $udom,$uname);
944: next if (!defined($queue_status{'gradingqueue'}));
945: $status{'gradingqueue'} = $queue_status{'gradingqueue'};
946: }
947:
948: if ($env{'form.showgrading'} eq 'yes'
949: && $submitonly ne 'queued'
950: && $submitonly ne 'all') {
951: (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist);
952: my $submitted = 0;
953: my $graded = 0;
954: my $incorrect = 0;
955: foreach (keys(%status)) {
956: $submitted = 1 if ($status{$_} ne 'nothing');
957: $graded = 1 if ($status{$_} =~ /^ungraded/);
958: $incorrect = 1 if ($status{$_} =~ /^incorrect/);
959:
960: my ($foo,$partid,$foo1) = split(/\./,$_);
961: if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
962: $submitted = 0;
963: my ($part)=split(/\./,$partid);
964: $gradeTable.='<input type="hidden" name="'.
965: $student.':'.$part.':submitted_by" value="'.
966: $status{'resource.'.$partid.'.submitted_by'}.'" />';
967: }
968: }
969:
970: next if (!$submitted && ($submitonly eq 'yes' ||
971: $submitonly eq 'incorrect' ||
972: $submitonly eq 'graded'));
973: next if (!$graded && ($submitonly eq 'graded'));
974: next if (!$incorrect && $submitonly eq 'incorrect');
975: }
976:
977: $ctr++;
978: my $section = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
979: my $group = $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
980: if ( $perm{'vgr'} eq 'F' ) {
981: if ($ctr%2 ==1) {
982: $gradeTable.= &Apache::loncommon::start_data_table_row();
983: }
984: $gradeTable.='<td align="right">'.$ctr.' </td>'.
985: '<td align="center"><label><input type=checkbox name="stuinfo" value="'.
986: $student.':'.$$fullname{$student}.':::SECTION'.$section.
987: ') " /> </label></td>'."\n".'<td>'.
988: &nameUserString(undef,$$fullname{$student},$uname,$udom).
989: ' '.$section.($group ne '' ?'/'.$group:'').'</td>'."\n";
990:
991: if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
992: foreach (sort keys(%status)) {
993: next if (/^resource.*?submitted_by$/);
994: $gradeTable.='<td align="center"> '.$status{$_}.' </td>'."\n";
995: }
996: }
997: # $gradeTable.='<td></td>' if ($ctr%2 ==1);
998: if ($ctr%2 ==0) {
999: $gradeTable.=&Apache::loncommon::end_data_table_row()."\n";
1000: }
1001: }
1002: }
1003: if ($ctr%2 ==1) {
1004: $gradeTable.='<td> </td><td> </td><td> </td>';
1005: if ($env{'form.showgrading'} eq 'yes'
1006: && $submitonly ne 'queued'
1007: && $submitonly ne 'all') {
1008: foreach (@$partlist) {
1009: $gradeTable.='<td> </td>';
1010: }
1011: } elsif ($submitonly eq 'queued') {
1012: $gradeTable.='<td> </td>';
1013: }
1014: $gradeTable.=&Apache::loncommon::end_data_table_row();
1015: }
1016:
1017: $gradeTable.=&Apache::loncommon::end_data_table()."\n".
1018: '<input type="button" '.
1019: 'onClick="javascript:checkSelect(this.form.stuinfo);" '.
1020: 'value="Next->" /></form>'."\n";
1021: if ($ctr == 0) {
1022: my $num_students=(scalar(keys(%$fullname)));
1023: if ($num_students eq 0) {
1024: $gradeTable='<br /> <span class="LC_warning">There are no students currently enrolled.</span>';
1025: } else {
1026: my $submissions='submissions';
1027: if ($submitonly eq 'incorrect') { $submissions = 'incorrect submissions'; }
1028: if ($submitonly eq 'graded' ) { $submissions = 'ungraded submissions'; }
1029: if ($submitonly eq 'queued' ) { $submissions = 'queued submissions'; }
1030: $gradeTable='<br /> <span class="LC_warning">'.
1031: 'No '.$submissions.' found for this resource for any students. ('.$num_students.
1032: ' students checked for '.$submissions.')</span><br />';
1033: }
1034: } elsif ($ctr == 1) {
1035: $gradeTable =~ s/type="checkbox"/type="checkbox" checked="checked"/;
1036: }
1037: $gradeTable.=&show_grading_menu_form($symb);
1038: $request->print($gradeTable);
1039: return '';
1040: }
1041:
1042: #---- Called from the listStudents routine
1043:
1044: sub check_script {
1045: my ($form, $type)=@_;
1046: my $chkallscript='<script type="text/javascript">
1047: function checkall() {
1048: for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
1049: ele = document.forms.'.$form.'.elements[i];
1050: if (ele.name == "'.$type.'") {
1051: document.forms.'.$form.'.elements[i].checked=true;
1052: }
1053: }
1054: }
1055:
1056: function checksec() {
1057: for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
1058: ele = document.forms.'.$form.'.elements[i];
1059: string = document.forms.'.$form.'.chksec.value;
1060: if
1061: (ele.value.indexOf(":::SECTION"+string)>0) {
1062: document.forms.'.$form.'.elements[i].checked=true;
1063: }
1064: }
1065: }
1066:
1067:
1068: function uncheckall() {
1069: for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
1070: ele = document.forms.'.$form.'.elements[i];
1071: if (ele.name == "'.$type.'") {
1072: document.forms.'.$form.'.elements[i].checked=false;
1073: }
1074: }
1075: }
1076:
1077: </script>'."\n";
1078: return $chkallscript;
1079: }
1080:
1081: sub check_buttons {
1082: my $buttons.='<input type="button" onclick="checkall()" value="Check All" />';
1083: $buttons.='<input type="button" onclick="uncheckall()" value="Uncheck All" /> ';
1084: $buttons.='<input type="button" onclick="checksec()" value="Check Section/Group" />';
1085: $buttons.='<input type="text" size="5" name="chksec" /> ';
1086: return $buttons;
1087: }
1088:
1089: # Displays the submissions for one student or a group of students
1090: sub processGroup {
1091: my ($request) = shift;
1092: my $ctr = 0;
1093: my @stuchecked = &Apache::loncommon::get_env_multiple('form.stuinfo');
1094: my $total = scalar(@stuchecked)-1;
1095:
1096: foreach my $student (@stuchecked) {
1097: my ($uname,$udom,$fullname) = split(/:/,$student);
1098: $env{'form.student'} = $uname;
1099: $env{'form.userdom'} = $udom;
1100: $env{'form.fullname'} = $fullname;
1101: &submission($request,$ctr,$total);
1102: $ctr++;
1103: }
1104: return '';
1105: }
1106:
1107: #------------------------------------------------------------------------------------
1108: #
1109: #-------------------------- Next few routines handles grading by student, essentially
1110: # handles essay response type problem/part
1111: #
1112: #--- Javascript to handle the submission page functionality ---
1113: sub sub_page_js {
1114: my $request = shift;
1115: $request->print(<<SUBJAVASCRIPT);
1116: <script type="text/javascript" language="javascript">
1117: function updateRadio(formname,id,weight) {
1118: var gradeBox = formname["GD_BOX"+id];
1119: var radioButton = formname["RADVAL"+id];
1120: var oldpts = formname["oldpts"+id].value;
1121: var pts = checkSolved(formname,id) == 'update' ? gradeBox.value : oldpts;
1122: gradeBox.value = pts;
1123: var resetbox = false;
1124: if (isNaN(pts) || pts < 0) {
1125: alert("A number equal or greater than 0 is expected. Entered value = "+pts);
1126: for (var i=0; i<radioButton.length; i++) {
1127: if (radioButton[i].checked) {
1128: gradeBox.value = i;
1129: resetbox = true;
1130: }
1131: }
1132: if (!resetbox) {
1133: formtextbox.value = "";
1134: }
1135: return;
1136: }
1137:
1138: if (pts > weight) {
1139: var resp = confirm("You entered a value ("+pts+
1140: ") greater than the weight for the part. Accept?");
1141: if (resp == false) {
1142: gradeBox.value = oldpts;
1143: return;
1144: }
1145: }
1146:
1147: for (var i=0; i<radioButton.length; i++) {
1148: radioButton[i].checked=false;
1149: if (pts == i && pts != "") {
1150: radioButton[i].checked=true;
1151: }
1152: }
1153: updateSelect(formname,id);
1154: formname["stores"+id].value = "0";
1155: }
1156:
1157: function writeBox(formname,id,pts) {
1158: var gradeBox = formname["GD_BOX"+id];
1159: if (checkSolved(formname,id) == 'update') {
1160: gradeBox.value = pts;
1161: } else {
1162: var oldpts = formname["oldpts"+id].value;
1163: gradeBox.value = oldpts;
1164: var radioButton = formname["RADVAL"+id];
1165: for (var i=0; i<radioButton.length; i++) {
1166: radioButton[i].checked=false;
1167: if (i == oldpts) {
1168: radioButton[i].checked=true;
1169: }
1170: }
1171: }
1172: formname["stores"+id].value = "0";
1173: updateSelect(formname,id);
1174: return;
1175: }
1176:
1177: function clearRadBox(formname,id) {
1178: if (checkSolved(formname,id) == 'noupdate') {
1179: updateSelect(formname,id);
1180: return;
1181: }
1182: gradeSelect = formname["GD_SEL"+id];
1183: for (var i=0; i<gradeSelect.length; i++) {
1184: if (gradeSelect[i].selected) {
1185: var selectx=i;
1186: }
1187: }
1188: var stores = formname["stores"+id];
1189: if (selectx == stores.value) { return };
1190: var gradeBox = formname["GD_BOX"+id];
1191: gradeBox.value = "";
1192: var radioButton = formname["RADVAL"+id];
1193: for (var i=0; i<radioButton.length; i++) {
1194: radioButton[i].checked=false;
1195: }
1196: stores.value = selectx;
1197: }
1198:
1199: function checkSolved(formname,id) {
1200: if (formname["solved"+id].value == "correct_by_student" && formname.overRideScore.value == 'no') {
1201: var reply = confirm("This problem has been graded correct by the computer. Do you want to change the score?");
1202: if (!reply) {return "noupdate";}
1203: formname.overRideScore.value = 'yes';
1204: }
1205: return "update";
1206: }
1207:
1208: function updateSelect(formname,id) {
1209: formname["GD_SEL"+id][0].selected = true;
1210: return;
1211: }
1212:
1213: //=========== Check that a point is assigned for all the parts ============
1214: function checksubmit(formname,val,total,parttot) {
1215: formname.gradeOpt.value = val;
1216: if (val == "Save & Next") {
1217: for (i=0;i<=total;i++) {
1218: for (j=0;j<parttot;j++) {
1219: var partid = formname["partid"+i+"_"+j].value;
1220: if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1221: var points = formname["GD_BOX"+i+"_"+partid].value;
1222: if (points == "") {
1223: var name = formname["name"+i].value;
1224: var studentID = (name != '' ? name : formname["unamedom"+i].value);
1225: var resp = confirm("You did not assign a score for "+studentID+
1226: ", part "+partid+". Continue?");
1227: if (resp == false) {
1228: formname["GD_BOX"+i+"_"+partid].focus();
1229: return false;
1230: }
1231: }
1232: }
1233:
1234: }
1235: }
1236:
1237: }
1238: if (val == "Grade Student") {
1239: formname.showgrading.value = "yes";
1240: if (formname.Status.value == "") {
1241: formname.Status.value = "Active";
1242: }
1243: formname.studentNo.value = total;
1244: }
1245: formname.submit();
1246: }
1247:
1248: //======= Check that a score is assigned for all the problems (page/sequence grading only) =========
1249: function checkSubmitPage(formname,total) {
1250: noscore = new Array(100);
1251: var ptr = 0;
1252: for (i=1;i<total;i++) {
1253: var partid = formname["q_"+i].value;
1254: if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1255: var points = formname["GD_BOX"+i+"_"+partid].value;
1256: var status = formname["solved"+i+"_"+partid].value;
1257: if (points == "" && status != "correct_by_student") {
1258: noscore[ptr] = i;
1259: ptr++;
1260: }
1261: }
1262: }
1263: if (ptr != 0) {
1264: var sense = ptr == 1 ? ": " : "s: ";
1265: var prolist = "";
1266: if (ptr == 1) {
1267: prolist = noscore[0];
1268: } else {
1269: var i = 0;
1270: while (i < ptr-1) {
1271: prolist += noscore[i]+", ";
1272: i++;
1273: }
1274: prolist += "and "+noscore[i];
1275: }
1276: var resp = confirm("You did not assign any score for the following problem"+sense+prolist+". Continue?");
1277: if (resp == false) {
1278: return false;
1279: }
1280: }
1281:
1282: formname.submit();
1283: }
1284: </script>
1285: SUBJAVASCRIPT
1286: }
1287:
1288: #--- javascript for essay type problem --
1289: sub sub_page_kw_js {
1290: my $request = shift;
1291: my $iconpath = $request->dir_config('lonIconsURL');
1292: &commonJSfunctions($request);
1293:
1294: my $inner_js_msg_central=<<INNERJS;
1295: <script text="text/javascript">
1296: function checkInput() {
1297: opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value);
1298: var nmsg = opener.document.SCORE.savemsgN.value;
1299: var usrctr = document.msgcenter.usrctr.value;
1300: var newval = opener.document.SCORE["newmsg"+usrctr];
1301: newval.value = opener.checkEntities(document.msgcenter.newmsg.value);
1302:
1303: var msgchk = "";
1304: if (document.msgcenter.subchk.checked) {
1305: msgchk = "msgsub,";
1306: }
1307: var includemsg = 0;
1308: for (var i=1; i<=nmsg; i++) {
1309: var opnmsg = opener.document.SCORE["savemsg"+i];
1310: var frmmsg = document.msgcenter["msg"+i];
1311: opnmsg.value = opener.checkEntities(frmmsg.value);
1312: var showflg = opener.document.SCORE["shownOnce"+i];
1313: showflg.value = "1";
1314: var chkbox = document.msgcenter["msgn"+i];
1315: if (chkbox.checked) {
1316: msgchk += "savemsg"+i+",";
1317: includemsg = 1;
1318: }
1319: }
1320: if (document.msgcenter.newmsgchk.checked) {
1321: msgchk += "newmsg"+usrctr;
1322: includemsg = 1;
1323: }
1324: imgformname = opener.document.SCORE["mailicon"+usrctr];
1325: imgformname.src = "$iconpath/"+((includemsg) ? "mailto.gif" : "mailbkgrd.gif");
1326: var includemsg = opener.document.SCORE["includemsg"+usrctr];
1327: includemsg.value = msgchk;
1328:
1329: self.close()
1330:
1331: }
1332: </script>
1333: INNERJS
1334:
1335: my $inner_js_highlight_central=<<INNERJS;
1336: <script type="text/javascript">
1337: function updateChoice(flag) {
1338: opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);
1339: opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);
1340: opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);
1341: opener.document.SCORE.refresh.value = "on";
1342: if (opener.document.SCORE.keywords.value!=""){
1343: opener.document.SCORE.submit();
1344: }
1345: self.close()
1346: }
1347: </script>
1348: INNERJS
1349:
1350: my $start_page_msg_central =
1351: &Apache::loncommon::start_page('Message Central',$inner_js_msg_central,
1352: {'js_ready' => 1,
1353: 'only_body' => 1,
1354: 'bgcolor' =>'#FFFFFF',});
1355: my $end_page_msg_central =
1356: &Apache::loncommon::end_page({'js_ready' => 1});
1357:
1358:
1359: my $start_page_highlight_central =
1360: &Apache::loncommon::start_page('Highlight Central',
1361: $inner_js_highlight_central,
1362: {'js_ready' => 1,
1363: 'only_body' => 1,
1364: 'bgcolor' =>'#FFFFFF',});
1365: my $end_page_highlight_central =
1366: &Apache::loncommon::end_page({'js_ready' => 1});
1367:
1368: my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
1369: $docopen=~s/^document\.//;
1370: $request->print(<<SUBJAVASCRIPT);
1371: <script type="text/javascript" language="javascript">
1372:
1373: //===================== Show list of keywords ====================
1374: function keywords(formname) {
1375: var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",formname.keywords.value);
1376: if (nret==null) return;
1377: formname.keywords.value = nret;
1378:
1379: if (formname.keywords.value != "") {
1380: formname.refresh.value = "on";
1381: formname.submit();
1382: }
1383: return;
1384: }
1385:
1386: //===================== Script to view submitted by ==================
1387: function viewSubmitter(submitter) {
1388: document.SCORE.refresh.value = "on";
1389: document.SCORE.NCT.value = "1";
1390: document.SCORE.unamedom0.value = submitter;
1391: document.SCORE.submit();
1392: return;
1393: }
1394:
1395: //===================== Script to add keyword(s) ==================
1396: function getSel() {
1397: if (document.getSelection) txt = document.getSelection();
1398: else if (document.selection) txt = document.selection.createRange().text;
1399: else return;
1400: var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
1401: if (cleantxt=="") {
1402: alert("Please select a word or group of words from document and then click this link.");
1403: return;
1404: }
1405: var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt);
1406: if (nret==null) return;
1407: document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret;
1408: if (document.SCORE.keywords.value != "") {
1409: document.SCORE.refresh.value = "on";
1410: document.SCORE.submit();
1411: }
1412: return;
1413: }
1414:
1415: //====================== Script for composing message ==============
1416: // preload images
1417: img1 = new Image();
1418: img1.src = "$iconpath/mailbkgrd.gif";
1419: img2 = new Image();
1420: img2.src = "$iconpath/mailto.gif";
1421:
1422: function msgCenter(msgform,usrctr,fullname) {
1423: var Nmsg = msgform.savemsgN.value;
1424: savedMsgHeader(Nmsg,usrctr,fullname);
1425: var subject = msgform.msgsub.value;
1426: var msgchk = document.SCORE["includemsg"+usrctr].value;
1427: re = /msgsub/;
1428: var shwsel = "";
1429: if (re.test(msgchk)) { shwsel = "checked" }
1430: subject = (document.SCORE.shownSub.value == 0 ? checkEntities(subject) : subject);
1431: displaySubject(checkEntities(subject),shwsel);
1432: for (var i=1; i<=Nmsg; i++) {
1433: var testmsg = "savemsg"+i+",";
1434: re = new RegExp(testmsg,"g");
1435: shwsel = "";
1436: if (re.test(msgchk)) { shwsel = "checked" }
1437: var message = document.SCORE["savemsg"+i].value;
1438: message = (document.SCORE["shownOnce"+i].value == 0 ? checkEntities(message) : message);
1439: displaySavedMsg(i,message,shwsel); //I do not get it. w/o checkEntities on saved messages,
1440: //any < is already converted to <, etc. However, only once!!
1441: }
1442: newmsg = document.SCORE["newmsg"+usrctr].value;
1443: shwsel = "";
1444: re = /newmsg/;
1445: if (re.test(msgchk)) { shwsel = "checked" }
1446: newMsg(newmsg,shwsel);
1447: msgTail();
1448: return;
1449: }
1450:
1451: function checkEntities(strx) {
1452: if (strx.length == 0) return strx;
1453: var orgStr = ["&", "<", ">", '"'];
1454: var newStr = ["&", "<", ">", """];
1455: var counter = 0;
1456: while (counter < 4) {
1457: strx = strReplace(strx,orgStr[counter],newStr[counter]);
1458: counter++;
1459: }
1460: return strx;
1461: }
1462:
1463: function strReplace(strx, orgStr, newStr) {
1464: return strx.split(orgStr).join(newStr);
1465: }
1466:
1467: function savedMsgHeader(Nmsg,usrctr,fullname) {
1468: var height = 70*Nmsg+250;
1469: var scrollbar = "no";
1470: if (height > 600) {
1471: height = 600;
1472: scrollbar = "yes";
1473: }
1474: var xpos = (screen.width-600)/2;
1475: xpos = (xpos < 0) ? '0' : xpos;
1476: var ypos = (screen.height-height)/2-30;
1477: ypos = (ypos < 0) ? '0' : ypos;
1478:
1479: pWin = window.open('', 'MessageCenter', 'resizable=yes,toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height);
1480: pWin.focus();
1481: pDoc = pWin.document;
1482: pDoc.$docopen;
1483: pDoc.write('$start_page_msg_central');
1484:
1485: pDoc.write("<form action=\\"inactive\\" name=\\"msgcenter\\">");
1486: pDoc.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">");
1487: pDoc.write("<h3><span class=\\"LC_info\\"> Compose Message for \"+fullname+\"<\\/span><\\/h3><br /><br />");
1488:
1489: pDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
1490: pDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
1491: pDoc.write("<td><b>Type<\\/b><\\/td><td><b>Include<\\/b><\\/td><td><b>Message<\\/td><\\/tr>");
1492: }
1493: function displaySubject(msg,shwsel) {
1494: pDoc = pWin.document;
1495: pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1496: pDoc.write("<td>Subject<\\/td>");
1497: pDoc.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
1498: pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"><\\/td><\\/tr>");
1499: }
1500:
1501: function displaySavedMsg(ctr,msg,shwsel) {
1502: pDoc = pWin.document;
1503: pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1504: pDoc.write("<td align=\\"center\\">"+ctr+"<\\/td>");
1505: pDoc.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
1506: pDoc.write("<td><textarea name=\\"msg"+ctr+"\\" cols=\\"60\\" rows=\\"3\\">"+msg+"<\\/textarea><\\/td><\\/tr>");
1507: }
1508:
1509: function newMsg(newmsg,shwsel) {
1510: pDoc = pWin.document;
1511: pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1512: pDoc.write("<td align=\\"center\\">New<\\/td>");
1513: pDoc.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
1514: pDoc.write("<td><textarea name=\\"newmsg\\" cols=\\"60\\" rows=\\"3\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" >"+newmsg+"<\\/textarea><\\/td><\\/tr>");
1515: }
1516:
1517: function msgTail() {
1518: pDoc = pWin.document;
1519: pDoc.write("<\\/table>");
1520: pDoc.write("<\\/td><\\/tr><\\/table> ");
1521: pDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:checkInput()\\"> ");
1522: pDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br /><br />");
1523: pDoc.write("<\\/form>");
1524: pDoc.write('$end_page_msg_central');
1525: pDoc.close();
1526: }
1527:
1528: //====================== Script for keyword highlight options ==============
1529: function kwhighlight() {
1530: var kwclr = document.SCORE.kwclr.value;
1531: var kwsize = document.SCORE.kwsize.value;
1532: var kwstyle = document.SCORE.kwstyle.value;
1533: var redsel = "";
1534: var grnsel = "";
1535: var blusel = "";
1536: if (kwclr=="red") {var redsel="checked"};
1537: if (kwclr=="green") {var grnsel="checked"};
1538: if (kwclr=="blue") {var blusel="checked"};
1539: var sznsel = "";
1540: var sz1sel = "";
1541: var sz2sel = "";
1542: if (kwsize=="0") {var sznsel="checked"};
1543: if (kwsize=="+1") {var sz1sel="checked"};
1544: if (kwsize=="+2") {var sz2sel="checked"};
1545: var synsel = "";
1546: var syisel = "";
1547: var sybsel = "";
1548: if (kwstyle=="") {var synsel="checked"};
1549: if (kwstyle=="<i>") {var syisel="checked"};
1550: if (kwstyle=="<b>") {var sybsel="checked"};
1551: highlightCentral();
1552: highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel);
1553: highlightbody('green','green',grnsel,'+1','+1',sz1sel,'<i>','italic',syisel);
1554: highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'<b>','bold',sybsel);
1555: highlightend();
1556: return;
1557: }
1558:
1559: function highlightCentral() {
1560: // if (window.hwdWin) window.hwdWin.close();
1561: var xpos = (screen.width-400)/2;
1562: xpos = (xpos < 0) ? '0' : xpos;
1563: var ypos = (screen.height-330)/2-30;
1564: ypos = (ypos < 0) ? '0' : ypos;
1565:
1566: hwdWin = window.open('', 'KeywordHighlightCentral', 'resizeable=yes,toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos);
1567: hwdWin.focus();
1568: var hDoc = hwdWin.document;
1569: hDoc.$docopen;
1570: hDoc.write('$start_page_highlight_central');
1571: hDoc.write("<form action=\\"inactive\\" name=\\"hlCenter\\">");
1572: hDoc.write("<h3><span class=\\"LC_info\\"> Keyword Highlight Options<\\/span><\\/h3><br /><br />");
1573:
1574: hDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
1575: hDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
1576: hDoc.write("<td><b>Text Color<\\/b><\\/td><td><b>Font Size<\\/b><\\/td><td><b>Font Style<\\/td><\\/tr>");
1577: }
1578:
1579: function highlightbody(clrval,clrtxt,clrsel,szval,sztxt,szsel,syval,sytxt,sysel) {
1580: var hDoc = hwdWin.document;
1581: hDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1582: hDoc.write("<td align=\\"left\\">");
1583: hDoc.write("<input name=\\"kwdclr\\" type=\\"radio\\" value=\\""+clrval+"\\" "+clrsel+"> "+clrtxt+"<\\/td>");
1584: hDoc.write("<td align=\\"left\\">");
1585: hDoc.write("<input name=\\"kwdsize\\" type=\\"radio\\" value=\\""+szval+"\\" "+szsel+"> "+sztxt+"<\\/td>");
1586: hDoc.write("<td align=\\"left\\">");
1587: hDoc.write("<input name=\\"kwdstyle\\" type=\\"radio\\" value=\\""+syval+"\\" "+sysel+"> "+sytxt+"<\\/td>");
1588: hDoc.write("<\\/tr>");
1589: }
1590:
1591: function highlightend() {
1592: var hDoc = hwdWin.document;
1593: hDoc.write("<\\/table>");
1594: hDoc.write("<\\/td><\\/tr><\\/table> ");
1595: hDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(1)\\"> ");
1596: hDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br /><br />");
1597: hDoc.write("<\\/form>");
1598: hDoc.write('$end_page_highlight_central');
1599: hDoc.close();
1600: }
1601:
1602: </script>
1603: SUBJAVASCRIPT
1604: }
1605:
1606: sub get_increment {
1607: my $increment = $env{'form.increment'};
1608: if ($increment != 1 && $increment != .5 && $increment != .25 &&
1609: $increment != .1) {
1610: $increment = 1;
1611: }
1612: return $increment;
1613: }
1614:
1615: #--- displays the grading box, used in essay type problem and grading by page/sequence
1616: sub gradeBox {
1617: my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_;
1618: my $checkIcon = '<img alt="'.&mt('Check Mark').
1619: '" src="'.$request->dir_config('lonIconsURL').
1620: '/check.gif" height="16" border="0" />';
1621: my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname);
1622: my $wgtmsg = ($wgt > 0) ? &mt('(problem weight)')
1623: : '<span class="LC_info">'.&mt('problem weight assigned by computer').'</span>';
1624: $wgt = ($wgt > 0 ? $wgt : '1');
1625: my $score = ($$record{'resource.'.$partid.'.awarded'} eq '' ?
1626: '' : &compute_points($$record{'resource.'.$partid.'.awarded'},$wgt));
1627: my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />'."\n";
1628: my $display_part= &get_display_part($partid,$symb);
1629: my %last_resets = &get_last_resets($symb,$env{'request.course.id'},
1630: [$partid]);
1631: my $aggtries = $$record{'resource.'.$partid.'.tries'};
1632: if ($last_resets{$partid}) {
1633: $aggtries = &get_num_tries($record,$last_resets{$partid},$partid);
1634: }
1635: $result.='<table border="0"><tr><td>'.
1636: '<b>Part: </b>'.$display_part.' <b>Points: </b></td><td>'."\n";
1637: my $ctr = 0;
1638: my $thisweight = 0;
1639: my $increment = &get_increment();
1640: $result.='<table border="0"><tr>'."\n"; # display radio buttons in a nice table 10 across
1641: while ($thisweight<=$wgt) {
1642: $result.= '<td><span style="white-space: nowrap;"><label><input type="radio" name="RADVAL'.$counter.'_'.$partid.'" '.
1643: 'onclick="javascript:writeBox(this.form,\''.$counter.'_'.$partid.'\','.
1644: $thisweight.')" value="'.$thisweight.'" '.
1645: ($score eq $thisweight ? 'checked="checked"':'').' /> '.$thisweight."</label></span></td>\n";
1646: $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
1647: $thisweight += $increment;
1648: $ctr++;
1649: }
1650: $result.='</tr></table>';
1651: $result.='</td><td> <b>or</b> </td>'."\n";
1652: $result.='<td><input type="text" name="GD_BOX'.$counter.'_'.$partid.'"'.
1653: ($score ne ''? ' value = "'.$score.'"':'').' size="4" '.
1654: 'onChange="javascript:updateRadio(this.form,\''.$counter.'_'.$partid.'\','.
1655: $wgt.')" /></td>'."\n";
1656: $result.='<td>/'.$wgt.' '.$wgtmsg.
1657: ($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? ' '.$checkIcon : '').
1658: ' </td><td>'."\n";
1659: $result.='<select name="GD_SEL'.$counter.'_'.$partid.'" '.
1660: 'onChange="javascript:clearRadBox(this.form,\''.$counter.'_'.$partid.'\')" >'."\n";
1661: if ($$record{'resource.'.$partid.'.solved'} eq 'excused') {
1662: $result.='<option></option>'.
1663: '<option selected="selected">excused</option>';
1664: } else {
1665: $result.='<option selected="selected"></option>'.
1666: '<option>excused</option>';
1667: }
1668: $result.='<option>reset status</option></select>'."\n";
1669: $result.=" \n";
1670: $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="" />'."\n".
1671: '<input type="hidden" name="oldpts'.$counter.'_'.$partid.'" value="'.$score.'" />'."\n".
1672: '<input type="hidden" name="solved'.$counter.'_'.$partid.'" value="'.
1673: $$record{'resource.'.$partid.'.solved'}.'" />'."\n".
1674: '<input type="hidden" name="totaltries'.$counter.'_'.$partid.'" value="'.
1675: $$record{'resource.'.$partid.'.tries'}.'" />'."\n".
1676: '<input type="hidden" name="aggtries'.$counter.'_'.$partid.'" value="'.
1677: $aggtries.'" />'."\n";
1678: $result.='</td></tr></table>'."\n";
1679: $result.=&handback_box($symb,$uname,$udom,$counter,$partid,$record);
1680: return $result;
1681: }
1682:
1683: sub handback_box {
1684: my ($symb,$uname,$udom,$counter,$partid,$record) = @_;
1685: my ($partlist,$handgrade,$responseType) = &response_type($symb);
1686: my (@respids);
1687: my @part_response_id = &flatten_responseType($responseType);
1688: foreach my $part_response_id (@part_response_id) {
1689: my ($part,$resp) = @{ $part_response_id };
1690: if ($part eq $partid) {
1691: push(@respids,$resp);
1692: }
1693: }
1694: my $result;
1695: foreach my $respid (@respids) {
1696: my $prefix = $counter.'_'.$partid.'_'.$respid.'_';
1697: my $files=&get_submitted_files($udom,$uname,$partid,$respid,$record);
1698: next if (!@$files);
1699: my $file_counter = 1;
1700: foreach my $file (@$files) {
1701: if ($file =~ /\/portfolio\//) {
1702: my ($file_path, $file_disp) = ($file =~ m|(.+/)(.+)$|);
1703: my ($name,$version,$ext) = &file_name_version_ext($file_disp);
1704: $file_disp = "$name.$ext";
1705: $file = $file_path.$file_disp;
1706: $result.=&mt('Return commented version of [_1] to student.',
1707: '<span class="LC_filename">'.$file_disp.'</span>');
1708: $result.='<input type="file" name="'.$prefix.'returndoc'.$file_counter.'" />'."\n";
1709: $result.='<input type="hidden" name="'.$prefix.'origdoc'.$file_counter.'" value="'.$file.'" /><br />';
1710: $result.='(File will be uploaded when you click on Save & Next below.)<br />';
1711: $file_counter++;
1712: }
1713: }
1714: }
1715: return $result;
1716: }
1717:
1718: sub show_problem {
1719: my ($request,$symb,$uname,$udom,$removeform,$viewon,$mode,$form) = @_;
1720: my $rendered;
1721: my %form = ((ref($form) eq 'HASH')? %{$form} : ());
1722: &Apache::lonxml::remember_problem_counter();
1723: if ($mode eq 'both' or $mode eq 'text') {
1724: $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
1725: $env{'request.course.id'},
1726: undef,\%form);
1727: }
1728: if ($removeform) {
1729: $rendered=~s|<form(.*?)>||g;
1730: $rendered=~s|</form>||g;
1731: $rendered=~s|(<input[^>]*name\s*=\s*"?)(\w+)("?)|$1would_have_been_$2$3|g;
1732: }
1733: my $companswer;
1734: if ($mode eq 'both' or $mode eq 'answer') {
1735: &Apache::lonxml::restore_problem_counter();
1736: $companswer=
1737: &Apache::loncommon::get_student_answers($symb,$uname,$udom,
1738: $env{'request.course.id'},
1739: %form);
1740: }
1741: if ($removeform) {
1742: $companswer=~s|<form(.*?)>||g;
1743: $companswer=~s|</form>||g;
1744: $companswer=~s|name="submit"|name="would_have_been_submit"|g;
1745: }
1746: $rendered=
1747: '<div class="LC_grade_show_problem_header">'.
1748: &mt('View of the problem').
1749: '</div><div class="LC_grade_show_problem_problem">'.
1750: $rendered.
1751: '</div>';
1752: $companswer=
1753: '<div class="LC_grade_show_problem_header">'.
1754: &mt('Correct answer').
1755: '</div><div class="LC_grade_show_problem_problem">'.
1756: $companswer.
1757: '</div>';
1758: my $result;
1759: if ($mode eq 'both') {
1760: $result=$rendered.$companswer;
1761: } elsif ($mode eq 'text') {
1762: $result=$rendered;
1763: } elsif ($mode eq 'answer') {
1764: $result=$companswer;
1765: }
1766: $result='<div class="LC_grade_show_problem">'.$result.'</div>';
1767: return $result;
1768: }
1769:
1770: sub files_exist {
1771: my ($r, $symb) = @_;
1772: my @students = &Apache::loncommon::get_env_multiple('form.stuinfo');
1773:
1774: foreach my $student (@students) {
1775: my ($uname,$udom,$fullname) = split(/:/,$student);
1776: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1777: $udom,$uname);
1778: my ($string,$timestamp)= &get_last_submission(\%record);
1779: foreach my $submission (@$string) {
1780: my ($partid,$respid) =
1781: ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
1782: my $files=&get_submitted_files($udom,$uname,$partid,$respid,
1783: \%record);
1784: return 1 if (@$files);
1785: }
1786: }
1787: return 0;
1788: }
1789:
1790: sub download_all_link {
1791: my ($r,$symb) = @_;
1792: my $all_students =
1793: join("\n", &Apache::loncommon::get_env_multiple('form.stuinfo'));
1794:
1795: my $parts =
1796: join("\n",&Apache::loncommon::get_env_multiple('form.vPart'));
1797:
1798: my $identifier = &Apache::loncommon::get_cgi_id();
1799: &Apache::lonnet::appenv('cgi.'.$identifier.'.students' => $all_students,
1800: 'cgi.'.$identifier.'.symb' => $symb,
1801: 'cgi.'.$identifier.'.parts' => $parts,);
1802: $r->print('<a href="/cgi-bin/multidownload.pl?'.$identifier.'">'.
1803: &mt('Download All Submitted Documents').'</a>');
1804: return
1805: }
1806:
1807: sub build_section_inputs {
1808: my $section_inputs;
1809: if ($env{'form.section'} eq '') {
1810: $section_inputs .= '<input type="hidden" name="section" value="all" />'."\n";
1811: } else {
1812: my @sections = &Apache::loncommon::get_env_multiple('form.section');
1813: foreach my $section (@sections) {
1814: $section_inputs .= '<input type="hidden" name="section" value="'.$section.'" />'."\n";
1815: }
1816: }
1817: return $section_inputs;
1818: }
1819:
1820: # --------------------------- show submissions of a student, option to grade
1821: sub submission {
1822: my ($request,$counter,$total) = @_;
1823: my ($uname,$udom) = ($env{'form.student'},$env{'form.userdom'});
1824: $udom = ($udom eq '' ? $env{'user.domain'} : $udom); #has form.userdom changed for a student?
1825: my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'});
1826: $env{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $env{'form.fullname'} eq '';
1827: my $symb = &get_symb($request);
1828: if ($symb eq '') { $request->print("Unable to handle ambiguous references:."); return ''; }
1829:
1830: if (!&canview($usec)) {
1831: $request->print('<span class="LC_warning">Unable to view requested student.('.
1832: $uname.':'.$udom.' in section '.$usec.' in course id '.
1833: $env{'request.course.id'}.')</span>');
1834: $request->print(&show_grading_menu_form($symb));
1835: return;
1836: }
1837:
1838: if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; }
1839: if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; }
1840: if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; }
1841: my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
1842: my $checkIcon = '<img alt="'.&mt('Check Mark').
1843: '" src="'.$request->dir_config('lonIconsURL').
1844: '/check.gif" height="16" border="0" />';
1845:
1846: my %old_essays;
1847: # header info
1848: if ($counter == 0) {
1849: &sub_page_js($request);
1850: &sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes');
1851: $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ?
1852: &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
1853: if ($env{'form.handgrade'} eq 'yes' && &files_exist($request, $symb)) {
1854: &download_all_link($request, $symb);
1855: }
1856: $request->print('<h3> <span class="LC_info">Submission Record</span></h3>'."\n".
1857: '<h4> <b>Resource: </b>'.$env{'form.probTitle'}.'</h4>'."\n");
1858:
1859: # option to display problem, only once else it cause problems
1860: # with the form later since the problem has a form.
1861: if ($env{'form.vProb'} eq 'yes' or $env{'form.vAns'} eq 'yes') {
1862: my $mode;
1863: if ($env{'form.vProb'} eq 'yes' && $env{'form.vAns'} eq 'yes') {
1864: $mode='both';
1865: } elsif ($env{'form.vProb'} eq 'yes') {
1866: $mode='text';
1867: } elsif ($env{'form.vAns'} eq 'yes') {
1868: $mode='answer';
1869: }
1870: &Apache::lonxml::clear_problem_counter();
1871: $request->print(&show_problem($request,$symb,$uname,$udom,0,1,$mode));
1872: }
1873:
1874: # kwclr is the only variable that is guaranteed to be non blank
1875: # if this subroutine has been called once.
1876: my %keyhash = ();
1877: if ($env{'form.kwclr'} eq '' && $env{'form.handgrade'} eq 'yes') {
1878: %keyhash = &Apache::lonnet::dump('nohist_handgrade',
1879: $env{'course.'.$env{'request.course.id'}.'.domain'},
1880: $env{'course.'.$env{'request.course.id'}.'.num'});
1881:
1882: my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
1883: $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
1884: $env{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
1885: $env{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
1886: $env{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
1887: $env{'form.msgsub'} = $keyhash{$symb.'_subject'} ne '' ?
1888: $keyhash{$symb.'_subject'} : $env{'form.probTitle'};
1889: $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0';
1890: }
1891: my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'};
1892: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
1893: $request->print('<form action="/adm/grades" method="post" name="SCORE" enctype="multipart/form-data">'."\n".
1894: '<input type="hidden" name="command" value="handgrade" />'."\n".
1895: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
1896: '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
1897: '<input type="hidden" name="overRideScore" value="'.$overRideScore.'" />'."\n".
1898: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
1899: '<input type="hidden" name="refresh" value="off" />'."\n".
1900: '<input type="hidden" name="studentNo" value="" />'."\n".
1901: '<input type="hidden" name="gradeOpt" value="" />'."\n".
1902: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
1903: '<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" />'."\n".
1904: '<input type="hidden" name="vProb" value="'.$env{'form.vProb'}.'" />'."\n".
1905: '<input type="hidden" name="vAns" value="'.$env{'form.vAns'}.'" />'."\n".
1906: '<input type="hidden" name="lastSub" value="'.$env{'form.lastSub'}.'" />'."\n".
1907: &build_section_inputs().
1908: '<input type="hidden" name="submitonly" value="'.$env{'form.submitonly'}.'" />'."\n".
1909: '<input type="hidden" name="handgrade" value="'.$env{'form.handgrade'}.'" />'."\n".
1910: '<input type="hidden" name="NCT"'.
1911: ' value="'.($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : $total+1).'" />'."\n");
1912: if ($env{'form.handgrade'} eq 'yes') {
1913: $request->print('<input type="hidden" name="keywords" value="'.$env{'form.keywords'}.'" />'."\n".
1914: '<input type="hidden" name="kwclr" value="'.$env{'form.kwclr'}.'" />'."\n".
1915: '<input type="hidden" name="kwsize" value="'.$env{'form.kwsize'}.'" />'."\n".
1916: '<input type="hidden" name="kwstyle" value="'.$env{'form.kwstyle'}.'" />'."\n".
1917: '<input type="hidden" name="msgsub" value="'.$env{'form.msgsub'}.'" />'."\n".
1918: '<input type="hidden" name="shownSub" value="0" />'."\n".
1919: '<input type="hidden" name="savemsgN" value="'.$env{'form.savemsgN'}.'" />'."\n");
1920: foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
1921: $request->print('<input type="hidden" name="vPart" value="'.$partid.'" />'."\n");
1922: }
1923: }
1924:
1925: my ($cts,$prnmsg) = (1,'');
1926: while ($cts <= $env{'form.savemsgN'}) {
1927: $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'.
1928: (!exists($keyhash{$symb.'_savemsg'.$cts}) ?
1929: &Apache::lonfeedback::clear_out_html($env{'form.savemsg'.$cts}) :
1930: &Apache::lonfeedback::clear_out_html($keyhash{$symb.'_savemsg'.$cts})).
1931: '" />'."\n".
1932: '<input type="hidden" name="shownOnce'.$cts.'" value="0" />'."\n";
1933: $cts++;
1934: }
1935: $request->print($prnmsg);
1936:
1937: if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') {
1938: #
1939: # Print out the keyword options line
1940: #
1941: $request->print(<<KEYWORDS);
1942: <b>Keyword Options:</b>
1943: <a href="javascript:keywords(document.SCORE);" target="_self">List</a>
1944: <a href="#" onMouseDown="javascript:getSel(); return false"
1945: CLASS="page">Paste Selection to List</a>
1946: <a href="javascript:kwhighlight();" target="_self">Highlight Attribute</a><br /><br />
1947: KEYWORDS
1948: #
1949: # Load the other essays for similarity check
1950: #
1951: my (undef,undef,$essayurl) = &Apache::lonnet::decode_symb($symb);
1952: my ($adom,$aname,$apath)=($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/);
1953: $apath=&escape($apath);
1954: $apath=~s/\W/\_/gs;
1955: %old_essays=&Apache::lonnet::dump('nohist_essay_'.$apath,$adom,$aname);
1956: }
1957: }
1958:
1959: # This is where output for one specific student would start
1960: my $add_class = ($counter%2) ? 'LC_grade_show_user_odd_row' : '';
1961: $request->print("\n\n".
1962: '<div class="LC_grade_show_user '.$add_class.'">'.
1963: '<div class="LC_grade_user_name">'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'</div>'.
1964: '<div class="LC_grade_show_user_body">'."\n");
1965:
1966: if ($env{'form.vProb'} eq 'all' or $env{'form.vAns'} eq 'all') {
1967: my $mode;
1968: if ($env{'form.vProb'} eq 'all' && $env{'form.vAns'} eq 'all') {
1969: $mode='both';
1970: } elsif ($env{'form.vProb'} eq 'all' ) {
1971: $mode='text';
1972: } elsif ($env{'form.vAns'} eq 'all') {
1973: $mode='answer';
1974: }
1975: &Apache::lonxml::clear_problem_counter();
1976: $request->print(&show_problem($request,$symb,$uname,$udom,1,1,$mode,{'request.prefix' => 'ctr'.$counter}));
1977: }
1978:
1979: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
1980: my ($partlist,$handgrade,$responseType) = &response_type($symb);
1981:
1982: # Display student info
1983: $request->print(($counter == 0 ? '' : '<br />'));
1984: my $result='<div class="LC_grade_submissions">';
1985:
1986: $result.='<div class="LC_grade_submissions_header">';
1987: $result.= &mt('Submissions');
1988: $result.='<input type="hidden" name="name'.$counter.
1989: '" value="'.$env{'form.fullname'}.'" />'."\n";
1990: if ($env{'form.handgrade'} eq 'no') {
1991: $result.='<span class="LC_grade_check_note">'.
1992: &mt('Part(s) graded correct by the computer is marked with a [_1] symbol.',$checkIcon)."</span>\n";
1993:
1994: }
1995:
1996:
1997:
1998: # If any part of the problem is an essay-response (handgraded), then check for collaborators
1999: my $fullname;
2000: my $col_fullnames = [];
2001: if ($env{'form.handgrade'} eq 'yes') {
2002: (my $sub_result,$fullname,$col_fullnames)=
2003: &check_collaborators($symb,$uname,$udom,\%record,$handgrade,
2004: $counter);
2005: $result.=$sub_result;
2006: }
2007: $request->print($result."\n");
2008: $request->print('</div>'."\n");
2009: # print student answer/submission
2010: # Options are (1) Handgaded submission only
2011: # (2) Last submission, includes submission that is not handgraded
2012: # (for multi-response type part)
2013: # (3) Last submission plus the parts info
2014: # (4) The whole record for this student
2015: if ($env{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) {
2016: my ($string,$timestamp)= &get_last_submission(\%record);
2017:
2018: my $lastsubonly;
2019:
2020: if ($$timestamp eq '') {
2021: $lastsubonly.='<div class="LC_grade_submissions_body">'.$$string[0].'</div>';
2022: } else {
2023: $lastsubonly = '<div class="LC_grade_submissions_body"> <b>Date Submitted:</b> '.$$timestamp."\n";
2024:
2025: my %seenparts;
2026: my @part_response_id = &flatten_responseType($responseType);
2027: foreach my $part (@part_response_id) {
2028: next if ($env{'form.lastSub'} eq 'hdgrade'
2029: && $$handgrade{$$part[0].'_'.$$part[1]} ne 'yes');
2030:
2031: my ($partid,$respid) = @{ $part };
2032: my $display_part=&get_display_part($partid,$symb);
2033: if ($env{"form.$uname:$udom:$partid:submitted_by"}) {
2034: if (exists($seenparts{$partid})) { next; }
2035: $seenparts{$partid}=1;
2036: my $submitby='<b>Part:</b> '.$display_part.
2037: ' <b>Collaborative submission by:</b> '.
2038: '<a href="javascript:viewSubmitter(\''.
2039: $env{"form.$uname:$udom:$partid:submitted_by"}.
2040: '\');" target="_self">'.
2041: $$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'</a><br />';
2042: $request->print($submitby);
2043: next;
2044: }
2045: my $responsetype = $responseType->{$partid}->{$respid};
2046: if (!exists($record{"resource.$partid.$respid.submission"})) {
2047: $lastsubonly.="\n".'<div class="LC_grade_submission_part"><b>Part:</b> '.
2048: $display_part.' <span class="LC_internal_info">( ID '.$respid.
2049: ' )</span> '.
2050: '<span class="LC_warning">'.&mt('Nothing submitted - no attempts').'</span><br /><br /></div>';
2051: next;
2052: }
2053: foreach my $submission (@$string) {
2054: my ($partid,$respid) = ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
2055: if (join('_',@{$part}) ne ($partid.'_'.$respid)) { next; }
2056: my ($ressub,$subval) = split(/:/,$submission,2);
2057: # Similarity check
2058: my $similar='';
2059: if($env{'form.checkPlag'}){
2060: my ($oname,$odom,$ocrsid,$oessay,$osim)=
2061: &most_similar($uname,$udom,$subval,\%old_essays);
2062: if ($osim) {
2063: $osim=int($osim*100.0);
2064: my %old_course_desc =
2065: &Apache::lonnet::coursedescription($ocrsid,
2066: {'one_time' => 1});
2067:
2068: $similar="<hr /><h3><span class=\"LC_warning\">".
2069: &mt('Essay is [_1]% similar to an essay by [_2] ([_3]:[_4]) in course [_5] (course id [_6]:[_7])',
2070: $osim,
2071: &Apache::loncommon::plainname($oname,$odom),
2072: $oname,$odom,
2073: $old_course_desc{'description'},
2074: $old_course_desc{'num'},
2075: $old_course_desc{'domain'}).
2076: '</span></h3><blockquote><i>'.
2077: &keywords_highlight($oessay).
2078: '</i></blockquote><hr />';
2079: }
2080: }
2081: my $order=&get_order($partid,$respid,$symb,$uname,$udom);
2082: if ($env{'form.lastSub'} eq 'lastonly' ||
2083: ($env{'form.lastSub'} eq 'hdgrade' &&
2084: $$handgrade{$$part[0].'_'.$$part[1]} eq 'yes')) {
2085: my $display_part=&get_display_part($partid,$symb);
2086: $lastsubonly.='<div class="LC_grade_submission_part"><b>Part:</b> '.
2087: $display_part.' <span class="LC_internal_info">( ID '.$respid.
2088: ' )</span> ';
2089: my $files=&get_submitted_files($udom,$uname,$partid,$respid,\%record);
2090: if (@$files) {
2091: $lastsubonly.='<br /><span class="LC_warning">'.&mt('Like all files provided by users, this file may contain virusses').'</span><br />';
2092: my $file_counter = 0;
2093: foreach my $file (@$files) {
2094: $file_counter++;
2095: &Apache::lonnet::allowuploaded('/adm/grades',$file);
2096: $lastsubonly.='<br /><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border=0"> '.$file.'</a>';
2097: }
2098: $lastsubonly.='<br />';
2099: }
2100: $lastsubonly.='<b>'.&mt('Submitted Answer:').' </b>'.
2101: &cleanRecord($subval,$responsetype,$symb,$partid,
2102: $respid,\%record,$order);
2103: if ($similar) {$lastsubonly.="<br /><br />$similar\n";}
2104: $lastsubonly.='</div>';
2105: }
2106: }
2107: }
2108: $lastsubonly.='</div>'."\n";
2109: }
2110: $request->print($lastsubonly);
2111: } elsif ($env{'form.lastSub'} eq 'datesub') {
2112: my (undef,$responseType,undef,$parts) = &showResourceInfo($symb);
2113: $request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
2114: } elsif ($env{'form.lastSub'} =~ /^(last|all)$/) {
2115: $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
2116: $env{'request.course.id'},
2117: $last,'.submission',
2118: 'Apache::grades::keywords_highlight'));
2119: }
2120:
2121: $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
2122: .$udom.'" />'."\n");
2123: # return if view submission with no grading option
2124: if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) {
2125: my $toGrade.='<input type="button" value="Grade Student" '.
2126: 'onClick="javascript:checksubmit(this.form,\'Grade Student\',\''
2127: .$counter.'\');" target="_self" /> '."\n" if (&canmodify($usec));
2128: $toGrade.='</div>'."\n";
2129: if (($env{'form.command'} eq 'submission') ||
2130: ($env{'form.command'} eq 'processGroup' && $counter == $total)) {
2131: $toGrade.='</form>'.&show_grading_menu_form($symb);
2132: }
2133: $request->print($toGrade);
2134: return;
2135: } else {
2136: $request->print('</div>'."\n");
2137: }
2138:
2139: # essay grading message center
2140: if ($env{'form.handgrade'} eq 'yes') {
2141: my $result='<div class="LC_grade_message_center">';
2142:
2143: $result.='<div class="LC_grade_message_center_header">'.
2144: &mt('Send Message').'</div><div class="LC_grade_message_center_body">';
2145: my ($lastname,$givenn) = split(/,/,$env{'form.fullname'});
2146: my $msgfor = $givenn.' '.$lastname;
2147: if (scalar(@$col_fullnames) > 0) {
2148: my $lastone = pop(@$col_fullnames);
2149: $msgfor .= ', '.(join ', ',@$col_fullnames).' and '.$lastone.'.';
2150: }
2151: $msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript
2152: $result.='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
2153: '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n";
2154: $result.=' <a href="javascript:msgCenter(document.SCORE,'.$counter.
2155: ',\''.$msgfor.'\');" target="_self">'.
2156: &mt('Compose message to student').(scalar(@$col_fullnames) >= 1 ? 's' : '').'</a><label> ('.
2157: &mt('incl. grades').' <input type="checkbox" name="withgrades'.$counter.'" /></label>)'.
2158: '<img src="'.$request->dir_config('lonIconsURL').
2159: '/mailbkgrd.gif" width="14" height="10" name="mailicon'.$counter.'" />'."\n".
2160: '<br /> ('.
2161: &mt('Message will be sent when you click on Save & Next below.').")\n";
2162: $result.='</div></div>';
2163: $request->print($result);
2164: }
2165:
2166: my %seen = ();
2167: my @partlist;
2168: my @gradePartRespid;
2169: my @part_response_id = &flatten_responseType($responseType);
2170: $request->print('<div class="LC_grade_assign">'.
2171:
2172: '<div class="LC_grade_assign_header">'.
2173: &mt('Assign Grades').'</div>'.
2174: '<div class="LC_grade_assign_body">');
2175: foreach my $part_response_id (@part_response_id) {
2176: my ($partid,$respid) = @{ $part_response_id };
2177: my $part_resp = join('_',@{ $part_response_id });
2178: next if ($seen{$partid} > 0);
2179: $seen{$partid}++;
2180: next if ($$handgrade{$part_resp} ne 'yes'
2181: && $env{'form.lastSub'} eq 'hdgrade');
2182: push @partlist,$partid;
2183: push @gradePartRespid,$partid.'.'.$respid;
2184: $request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record));
2185: }
2186: $request->print('</div></div>');
2187:
2188: $request->print('<div class="LC_grade_info_links">');
2189: if ($perm{'vgr'}) {
2190: $request->print(
2191: &Apache::loncommon::track_student_link(&mt('View recent activity'),
2192: $uname,$udom,'check'));
2193: }
2194: if ($perm{'opa'}) {
2195: $request->print(
2196: &Apache::loncommon::pprmlink(&mt('Set/Change parameters'),
2197: $uname,$udom,$symb,'check'));
2198: }
2199: $request->print('</div>');
2200:
2201: $result='<input type="hidden" name="partlist'.$counter.
2202: '" value="'.(join ":",@partlist).'" />'."\n";
2203: $result.='<input type="hidden" name="gradePartRespid'.
2204: '" value="'.(join ":",@gradePartRespid).'" />'."\n" if ($counter == 0);
2205: my $ctr = 0;
2206: while ($ctr < scalar(@partlist)) {
2207: $result.='<input type="hidden" name="partid'.$counter.'_'.$ctr.'" value="'.
2208: $partlist[$ctr].'" />'."\n";
2209: $ctr++;
2210: }
2211: $request->print($result.''."\n");
2212:
2213: # Done with printing info for one student
2214:
2215: $request->print('</div>');#LC_grade_show_user_body
2216: $request->print('</div>');#LC_grade_show_user
2217:
2218:
2219: # print end of form
2220: if ($counter == $total) {
2221: my $endform='<table border="0"><tr><td>'."\n";
2222: $endform.='<input type="button" value="Save & Next" '.
2223: 'onClick="javascript:checksubmit(this.form,\'Save & Next\','.
2224: $total.','.scalar(@partlist).');" target="_self" /> '."\n";
2225: my $ntstu ='<select name="NTSTU">'.
2226: '<option>1</option><option>2</option>'.
2227: '<option>3</option><option>5</option>'.
2228: '<option>7</option><option>10</option></select>'."\n";
2229: my $nsel = ($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : '1');
2230: $ntstu =~ s/<option>$nsel</<option selected="selected">$nsel</;
2231: $endform.=$ntstu.'student(s) ';
2232: $endform.='<input type="button" value="Previous" '.
2233: 'onClick="javascript:checksubmit(this.form,\'Previous\');" target="_self" /> '."\n".
2234: '<input type="button" value="Next" '.
2235: 'onClick="javascript:checksubmit(this.form,\'Next\');" target="_self" /> ';
2236: $endform.='(Next and Previous (student) do not save the scores.)'."\n" ;
2237: $endform.="<input type='hidden' value='".&get_increment().
2238: "' name='increment' />";
2239: $endform.='</td><tr></table></form>';
2240: $endform.=&show_grading_menu_form($symb);
2241: $request->print($endform);
2242: }
2243: return '';
2244: }
2245:
2246: sub check_collaborators {
2247: my ($symb,$uname,$udom,$record,$handgrade,$counter) = @_;
2248: my ($result,@col_fullnames);
2249: my ($classlist,undef,$fullname) = &getclasslist('all','0');
2250: foreach my $part (keys(%$handgrade)) {
2251: my $ncol = &Apache::lonnet::EXT('resource.'.$part.
2252: '.maxcollaborators',
2253: $symb,$udom,$uname);
2254: next if ($ncol <= 0);
2255: $part =~ s/\_/\./g;
2256: next if ($record->{'resource.'.$part.'.collaborators'} eq '');
2257: my (@good_collaborators, @bad_collaborators);
2258: foreach my $possible_collaborator
2259: (split(/,?\s+/,$record->{'resource.'.$part.'.collaborators'})) {
2260: $possible_collaborator =~ s/[\$\^\(\)]//g;
2261: next if ($possible_collaborator eq '');
2262: my ($co_name,$co_dom) = split(/\@|:/,$possible_collaborator);
2263: $co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i);
2264: next if ($co_name eq $uname && $co_dom eq $udom);
2265: # Doing this grep allows 'fuzzy' specification
2266: my @matches = grep(/^\Q$co_name\E:\Q$co_dom\E$/i,
2267: keys(%$classlist));
2268: if (! scalar(@matches)) {
2269: push(@bad_collaborators, $possible_collaborator);
2270: } else {
2271: push(@good_collaborators, @matches);
2272: }
2273: }
2274: if (scalar(@good_collaborators) != 0) {
2275: $result.='<br />'.&mt('Collaborators: ');
2276: foreach my $name (@good_collaborators) {
2277: my ($lastname,$givenn) = split(/,/,$$fullname{$name});
2278: push(@col_fullnames, $givenn.' '.$lastname);
2279: $result.=$fullname->{$name}.' ';
2280: }
2281: $result.='<br />'."\n";
2282: my ($part)=split(/\./,$part);
2283: $result.='<input type="hidden" name="collaborator'.$counter.
2284: '" value="'.$part.':'.(join ':',@good_collaborators).'" />'.
2285: "\n";
2286: }
2287: if (scalar(@bad_collaborators) > 0) {
2288: $result.='<div class="LC_warning">';
2289: $result.=&mt('This student has submitted [quant,_1,invalid collaborator]: [_2]',scalar(@bad_collaborators),join(', ',@bad_collaborators));
2290: $result .= '</div>';
2291: }
2292: if (scalar(@bad_collaborators > $ncol)) {
2293: $result .= '<div class="LC_warning">';
2294: $result .= &mt('This student has submitted too many '.
2295: 'collaborators. Maximum is [_1].',$ncol);
2296: $result .= '</div>';
2297: }
2298: }
2299: return ($result,$fullname,\@col_fullnames);
2300: }
2301:
2302: #--- Retrieve the last submission for all the parts
2303: sub get_last_submission {
2304: my ($returnhash)=@_;
2305: my (@string,$timestamp);
2306: if ($$returnhash{'version'}) {
2307: my %lasthash=();
2308: my ($version);
2309: for ($version=1;$version<=$$returnhash{'version'};$version++) {
2310: foreach my $key (sort(split(/\:/,
2311: $$returnhash{$version.':keys'}))) {
2312: $lasthash{$key}=$$returnhash{$version.':'.$key};
2313: $timestamp =
2314: scalar(localtime($$returnhash{$version.':timestamp'}));
2315: }
2316: }
2317: foreach my $key (keys(%lasthash)) {
2318: next if ($key !~ /\.submission$/);
2319:
2320: my ($partid,$foo) = split(/submission$/,$key);
2321: my $draft = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ?
2322: '<span class="LC_warning">Draft Copy</span> ' : '';
2323: push(@string, join(':', $key, $draft.$lasthash{$key}));
2324: }
2325: }
2326: if (!@string) {
2327: $string[0] =
2328: '<span class="LC_warning">Nothing submitted - no attempts.</span>';
2329: }
2330: return (\@string,\$timestamp);
2331: }
2332:
2333: #--- High light keywords, with style choosen by user.
2334: sub keywords_highlight {
2335: my $string = shift;
2336: my $size = $env{'form.kwsize'} eq '0' ? '' : 'size='.$env{'form.kwsize'};
2337: my $styleon = $env{'form.kwstyle'} eq '' ? '' : $env{'form.kwstyle'};
2338: (my $styleoff = $styleon) =~ s/\</\<\//;
2339: my @keylist = split(/[,\s+]/,$env{'form.keywords'});
2340: foreach my $keyword (@keylist) {
2341: $string =~ s/\b\Q$keyword\E(\b|\.)/<font color\=$env{'form.kwclr'} $size\>$styleon$keyword$styleoff<\/font>/gi;
2342: }
2343: return $string;
2344: }
2345:
2346: #--- Called from submission routine
2347: sub processHandGrade {
2348: my ($request) = shift;
2349: my $symb = &get_symb($request);
2350: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
2351: my $button = $env{'form.gradeOpt'};
2352: my $ngrade = $env{'form.NCT'};
2353: my $ntstu = $env{'form.NTSTU'};
2354: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2355: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2356:
2357: if ($button eq 'Save & Next') {
2358: my $ctr = 0;
2359: while ($ctr < $ngrade) {
2360: my ($uname,$udom) = split(/:/,$env{'form.unamedom'.$ctr});
2361: my ($errorflag,$pts,$wgt) = &saveHandGrade($request,$symb,$uname,$udom,$ctr);
2362: if ($errorflag eq 'no_score') {
2363: $ctr++;
2364: next;
2365: }
2366: if ($errorflag eq 'not_allowed') {
2367: $request->print("<span class=\"LC_warning\">Not allowed to modify grades for $uname:$udom</span>");
2368: $ctr++;
2369: next;
2370: }
2371: my $includemsg = $env{'form.includemsg'.$ctr};
2372: my ($subject,$message,$msgstatus) = ('','','');
2373: my $restitle = &Apache::lonnet::gettitle($symb);
2374: my ($feedurl,$showsymb) =
2375: &get_feedurl_and_symb($symb,$uname,$udom);
2376: my $messagetail;
2377: if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) {
2378: $subject = $env{'form.msgsub'} if ($includemsg =~ /msgsub/);
2379: unless ($subject=~/\w/) { $subject=&mt('Grading Feedback'); }
2380: $subject.=' ['.$restitle.']';
2381: my (@msgnum) = split(/,/,$includemsg);
2382: foreach (@msgnum) {
2383: $message.=$env{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne '');
2384: }
2385: $message =&Apache::lonfeedback::clear_out_html($message);
2386: if ($env{'form.withgrades'.$ctr}) {
2387: $message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt;
2388: $messagetail = " for <a href=\"".
2389: $feedurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
2390: }
2391: $msgstatus =
2392: &Apache::lonmsg::user_normal_msg($uname,$udom,$subject,
2393: $message.$messagetail,
2394: undef,$feedurl,undef,
2395: undef,undef,$showsymb,
2396: $restitle);
2397: $request->print('<br />'.&mt('Sending message to [_1]:[_2]',$uname,$udom).': '.
2398: $msgstatus);
2399: }
2400: if ($env{'form.collaborator'.$ctr}) {
2401: my @collabstrs=&Apache::loncommon::get_env_multiple("form.collaborator$ctr");
2402: foreach my $collabstr (@collabstrs) {
2403: my ($part,@collaborators) = split(/:/,$collabstr);
2404: foreach my $collaborator (@collaborators) {
2405: my ($errorflag,$pts,$wgt) =
2406: &saveHandGrade($request,$symb,$collaborator,$udom,$ctr,
2407: $env{'form.unamedom'.$ctr},$part);
2408: if ($errorflag eq 'not_allowed') {
2409: $request->print("<span class=\"LC_error\">".&mt('Not allowed to modify grades for [_1]',"$collaborator:$udom")."</span>");
2410: next;
2411: } elsif ($message ne '') {
2412: my ($baseurl,$showsymb) =
2413: &get_feedurl_and_symb($symb,$collaborator,
2414: $udom);
2415: if ($env{'form.withgrades'.$ctr}) {
2416: $messagetail = " for <a href=\"".
2417: $baseurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
2418: }
2419: $msgstatus =
2420: &Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle);
2421: }
2422: }
2423: }
2424: }
2425: $ctr++;
2426: }
2427: }
2428:
2429: if ($env{'form.handgrade'} eq 'yes') {
2430: # Keywords sorted in alphabatical order
2431: my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
2432: my %keyhash = ();
2433: $env{'form.keywords'} =~ s/,\s{0,}|\s+/ /g;
2434: $env{'form.keywords'} =~ s/^\s+|\s+$//;
2435: my (@keywords) = sort(split(/\s+/,$env{'form.keywords'}));
2436: $env{'form.keywords'} = join(' ',@keywords);
2437: $keyhash{$symb.'_keywords'} = $env{'form.keywords'};
2438: $keyhash{$symb.'_subject'} = $env{'form.msgsub'};
2439: $keyhash{$loginuser.'_kwclr'} = $env{'form.kwclr'};
2440: $keyhash{$loginuser.'_kwsize'} = $env{'form.kwsize'};
2441: $keyhash{$loginuser.'_kwstyle'} = $env{'form.kwstyle'};
2442:
2443: # message center - Order of message gets changed. Blank line is eliminated.
2444: # New messages are saved in env for the next student.
2445: # All messages are saved in nohist_handgrade.db
2446: my ($ctr,$idx) = (1,1);
2447: while ($ctr <= $env{'form.savemsgN'}) {
2448: if ($env{'form.savemsg'.$ctr} ne '') {
2449: $keyhash{$symb.'_savemsg'.$idx} = $env{'form.savemsg'.$ctr};
2450: $idx++;
2451: }
2452: $ctr++;
2453: }
2454: $ctr = 0;
2455: while ($ctr < $ngrade) {
2456: if ($env{'form.newmsg'.$ctr} ne '') {
2457: $keyhash{$symb.'_savemsg'.$idx} = $env{'form.newmsg'.$ctr};
2458: $env{'form.savemsg'.$idx} = $env{'form.newmsg'.$ctr};
2459: $idx++;
2460: }
2461: $ctr++;
2462: }
2463: $env{'form.savemsgN'} = --$idx;
2464: $keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'};
2465: my $putresult = &Apache::lonnet::put
2466: ('nohist_handgrade',\%keyhash,$cdom,$cnum);
2467: }
2468: # Called by Save & Refresh from Highlight Attribute Window
2469: my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
2470: if ($env{'form.refresh'} eq 'on') {
2471: my ($ctr,$total) = (0,0);
2472: while ($ctr < $ngrade) {
2473: $total++ if $env{'form.unamedom'.$ctr} ne '';
2474: $ctr++;
2475: }
2476: $env{'form.NTSTU'}=$ngrade;
2477: $ctr = 0;
2478: while ($ctr < $total) {
2479: my $processUser = $env{'form.unamedom'.$ctr};
2480: ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
2481: $env{'form.fullname'} = $$fullname{$processUser};
2482: &submission($request,$ctr,$total-1);
2483: $ctr++;
2484: }
2485: return '';
2486: }
2487:
2488: # Go directly to grade student - from submission or link from chart page
2489: if ($button eq 'Grade Student') {
2490: (undef,undef,$env{'form.handgrade'},undef,undef) = &showResourceInfo($symb);
2491: my $processUser = $env{'form.unamedom'.$env{'form.studentNo'}};
2492: ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
2493: $env{'form.fullname'} = $$fullname{$processUser};
2494: &submission($request,0,0);
2495: return '';
2496: }
2497:
2498: # Get the next/previous one or group of students
2499: my $firststu = $env{'form.unamedom0'};
2500: my $laststu = $env{'form.unamedom'.($ngrade-1)};
2501: my $ctr = 2;
2502: while ($laststu eq '') {
2503: $laststu = $env{'form.unamedom'.($ngrade-$ctr)};
2504: $ctr++;
2505: $laststu = $firststu if ($ctr > $ngrade);
2506: }
2507:
2508: my (@parsedlist,@nextlist);
2509: my ($nextflg) = 0;
2510: foreach (sort
2511: {
2512: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
2513: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
2514: }
2515: return $a cmp $b;
2516: } (keys(%$fullname))) {
2517: if ($nextflg == 1 && $button =~ /Next$/) {
2518: push @parsedlist,$_;
2519: }
2520: $nextflg = 1 if ($_ eq $laststu);
2521: if ($button eq 'Previous') {
2522: last if ($_ eq $firststu);
2523: push @parsedlist,$_;
2524: }
2525: }
2526: $ctr = 0;
2527: @parsedlist = reverse @parsedlist if ($button eq 'Previous');
2528: my ($partlist) = &response_type($symb);
2529: foreach my $student (@parsedlist) {
2530: my $submitonly=$env{'form.submitonly'};
2531: my ($uname,$udom) = split(/:/,$student);
2532:
2533: if ($submitonly eq 'queued') {
2534: my %queue_status =
2535: &Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
2536: $udom,$uname);
2537: next if (!defined($queue_status{'gradingqueue'}));
2538: }
2539:
2540: if ($submitonly =~ /^(yes|graded|incorrect)$/) {
2541: # my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
2542: my %status=&student_gradeStatus($symb,$udom,$uname,$partlist);
2543: my $submitted = 0;
2544: my $ungraded = 0;
2545: my $incorrect = 0;
2546: foreach (keys(%status)) {
2547: $submitted = 1 if ($status{$_} ne 'nothing');
2548: $ungraded = 1 if ($status{$_} =~ /^ungraded/);
2549: $incorrect = 1 if ($status{$_} =~ /^incorrect/);
2550: my ($foo,$partid,$foo1) = split(/\./,$_);
2551: if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
2552: $submitted = 0;
2553: }
2554: }
2555: next if (!$submitted && ($submitonly eq 'yes' ||
2556: $submitonly eq 'incorrect' ||
2557: $submitonly eq 'graded'));
2558: next if (!$ungraded && ($submitonly eq 'graded'));
2559: next if (!$incorrect && $submitonly eq 'incorrect');
2560: }
2561: push @nextlist,$student if ($ctr < $ntstu);
2562: last if ($ctr == $ntstu);
2563: $ctr++;
2564: }
2565:
2566: $ctr = 0;
2567: my $total = scalar(@nextlist)-1;
2568:
2569: foreach (sort @nextlist) {
2570: my ($uname,$udom,$submitter) = split(/:/);
2571: $env{'form.student'} = $uname;
2572: $env{'form.userdom'} = $udom;
2573: $env{'form.fullname'} = $$fullname{$_};
2574: &submission($request,$ctr,$total);
2575: $ctr++;
2576: }
2577: if ($total < 0) {
2578: my $the_end = '<h3><span class="LC_info">LON-CAPA User Message</span></h3><br />'."\n";
2579: $the_end.='<b>Message: </b> No more students for this section or class.<br /><br />'."\n";
2580: $the_end.='Click on the button below to return to the grading menu.<br /><br />'."\n";
2581: $the_end.=&show_grading_menu_form($symb);
2582: $request->print($the_end);
2583: }
2584: return '';
2585: }
2586:
2587: #---- Save the score and award for each student, if changed
2588: sub saveHandGrade {
2589: my ($request,$symb,$stuname,$domain,$newflg,$submitter,$part) = @_;
2590: my @version_parts;
2591: my $usec = &Apache::lonnet::getsection($domain,$stuname,
2592: $env{'request.course.id'});
2593: if (!&canmodify($usec)) { return('not_allowed'); }
2594: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$stuname);
2595: my @parts_graded;
2596: my %newrecord = ();
2597: my ($pts,$wgt) = ('','');
2598: my %aggregate = ();
2599: my $aggregateflag = 0;
2600: my @parts = split(/:/,$env{'form.partlist'.$newflg});
2601: foreach my $new_part (@parts) {
2602: #collaborator ($submi may vary for different parts
2603: if ($submitter && $new_part ne $part) { next; }
2604: my $dropMenu = $env{'form.GD_SEL'.$newflg.'_'.$new_part};
2605: if ($dropMenu eq 'excused') {
2606: if ($record{'resource.'.$new_part.'.solved'} ne 'excused') {
2607: $newrecord{'resource.'.$new_part.'.solved'} = 'excused';
2608: if (exists($record{'resource.'.$new_part.'.awarded'})) {
2609: $newrecord{'resource.'.$new_part.'.awarded'} = '';
2610: }
2611: $newrecord{'resource.'.$new_part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
2612: }
2613: } elsif ($dropMenu eq 'reset status'
2614: && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts
2615: foreach my $key (keys (%record)) {
2616: if ($key=~/^resource\.\Q$new_part\E\./) { $newrecord{$key} = ''; }
2617: }
2618: $newrecord{'resource.'.$new_part.'.regrader'}=
2619: "$env{'user.name'}:$env{'user.domain'}";
2620: my $totaltries = $record{'resource.'.$part.'.tries'};
2621:
2622: my %last_resets = &get_last_resets($symb,$env{'request.course.id'},
2623: [$new_part]);
2624: my $aggtries =$totaltries;
2625: if ($last_resets{$new_part}) {
2626: $aggtries = &get_num_tries(\%record,$last_resets{$new_part},
2627: $new_part);
2628: }
2629:
2630: my $solvedstatus = $record{'resource.'.$new_part.'.solved'};
2631: if ($aggtries > 0) {
2632: &decrement_aggs($symb,$new_part,\%aggregate,$aggtries,$totaltries,$solvedstatus);
2633: $aggregateflag = 1;
2634: }
2635: } elsif ($dropMenu eq '') {
2636: $pts = ($env{'form.GD_BOX'.$newflg.'_'.$new_part} ne '' ?
2637: $env{'form.GD_BOX'.$newflg.'_'.$new_part} :
2638: $env{'form.RADVAL'.$newflg.'_'.$new_part});
2639: if ($pts eq '' && $env{'form.GD_SEL'.$newflg.'_'.$new_part} eq '') {
2640: next;
2641: }
2642: $wgt = $env{'form.WGT'.$newflg.'_'.$new_part} eq '' ? 1 :
2643: $env{'form.WGT'.$newflg.'_'.$new_part};
2644: my $partial= $pts/$wgt;
2645: if ($partial eq $record{'resource.'.$new_part.'.awarded'}) {
2646: #do not update score for part if not changed.
2647: &handback_files($request,$symb,$stuname,$domain,$newflg,$new_part,\%newrecord);
2648: next;
2649: } else {
2650: push @parts_graded, $new_part;
2651: }
2652: if ($record{'resource.'.$new_part.'.awarded'} ne $partial) {
2653: $newrecord{'resource.'.$new_part.'.awarded'} = $partial;
2654: }
2655: my $reckey = 'resource.'.$new_part.'.solved';
2656: if ($partial == 0) {
2657: if ($record{$reckey} ne 'incorrect_by_override') {
2658: $newrecord{$reckey} = 'incorrect_by_override';
2659: }
2660: } else {
2661: if ($record{$reckey} ne 'correct_by_override') {
2662: $newrecord{$reckey} = 'correct_by_override';
2663: }
2664: }
2665: if ($submitter &&
2666: ($record{'resource.'.$new_part.'.submitted_by'} ne $submitter)) {
2667: $newrecord{'resource.'.$new_part.'.submitted_by'} = $submitter;
2668: }
2669: $newrecord{'resource.'.$new_part.'.regrader'}=
2670: "$env{'user.name'}:$env{'user.domain'}";
2671: }
2672: # unless problem has been graded, set flag to version the submitted files
2673: unless ($record{'resource.'.$new_part.'.solved'} =~ /^correct_/ ||
2674: $record{'resource.'.$new_part.'.solved'} eq 'incorrect_by_override' ||
2675: $dropMenu eq 'reset status')
2676: {
2677: push (@version_parts,$new_part);
2678: }
2679: }
2680: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2681: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2682:
2683: if (%newrecord) {
2684: if (@version_parts) {
2685: my @changed_keys = &version_portfiles(\%record, \@parts_graded,
2686: $env{'request.course.id'}, $symb, $domain, $stuname, \@version_parts);
2687: @newrecord{@changed_keys} = @record{@changed_keys};
2688: foreach my $new_part (@version_parts) {
2689: &handback_files($request,$symb,$stuname,$domain,$newflg,
2690: $new_part,\%newrecord);
2691: }
2692: }
2693: &Apache::lonnet::cstore(\%newrecord,$symb,
2694: $env{'request.course.id'},$domain,$stuname);
2695: &check_and_remove_from_queue(\@parts,\%record,\%newrecord,$symb,
2696: $cdom,$cnum,$domain,$stuname);
2697: }
2698: if ($aggregateflag) {
2699: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
2700: $cdom,$cnum);
2701: }
2702: return ('',$pts,$wgt);
2703: }
2704:
2705: sub check_and_remove_from_queue {
2706: my ($parts,$record,$newrecord,$symb,$cdom,$cnum,$domain,$stuname) = @_;
2707: my @ungraded_parts;
2708: foreach my $part (@{$parts}) {
2709: if ( $record->{ 'resource.'.$part.'.awarded'} eq ''
2710: && $record->{ 'resource.'.$part.'.solved' } ne 'excused'
2711: && $newrecord->{'resource.'.$part.'.awarded'} eq ''
2712: && $newrecord->{'resource.'.$part.'.solved' } ne 'excused'
2713: ) {
2714: push(@ungraded_parts, $part);
2715: }
2716: }
2717: if ( !@ungraded_parts ) {
2718: &Apache::bridgetask::remove_from_queue('gradingqueue',$symb,$cdom,
2719: $cnum,$domain,$stuname);
2720: }
2721: }
2722:
2723: sub handback_files {
2724: my ($request,$symb,$stuname,$domain,$newflg,$new_part,$newrecord) = @_;
2725: my $portfolio_root = &propath($domain,$stuname).'/userfiles/portfolio';
2726: my ($partlist,$handgrade,$responseType) = &response_type($symb);
2727:
2728: my @part_response_id = &flatten_responseType($responseType);
2729: foreach my $part_response_id (@part_response_id) {
2730: my ($part_id,$resp_id) = @{ $part_response_id };
2731: my $part_resp = join('_',@{ $part_response_id });
2732: if (($env{'form.'.$newflg.'_'.$part_resp.'_returndoc1'}) && ($new_part == $part_id)) {
2733: # if multiple files are uploaded names will be 'returndoc2','returndoc3'
2734: my $file_counter = 1;
2735: my $file_msg;
2736: while ($env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$file_counter}) {
2737: my $fname=$env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$file_counter.'.filename'};
2738: my ($directory,$answer_file) =
2739: ($env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$file_counter} =~ /^(.*?)([^\/]*)$/);
2740: my ($answer_name,$answer_ver,$answer_ext) =
2741: &file_name_version_ext($answer_file);
2742: my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/);
2743: my @dir_list = &Apache::lonnet::dirlist($portfolio_path,$domain,$stuname,$portfolio_root);
2744: my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
2745: # fix file name
2746: my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/);
2747: my $result=&Apache::lonnet::finishuserfileupload($stuname,$domain,
2748: $newflg.'_'.$part_resp.'_returndoc'.$file_counter,
2749: $save_file_name);
2750: if ($result !~ m|^/uploaded/|) {
2751: $request->print('<span class="LC_error">An error occurred ('.$result.
2752: ') while trying to upload '.$newflg.'_'.$part_resp.'_returndoc'.$file_counter.'</span><br />');
2753: } else {
2754: # mark the file as read only
2755: my @files = ($save_file_name);
2756: my @what = ($symb,$env{'request.course.id'},'handback');
2757: &Apache::lonnet::mark_as_readonly($domain,$stuname,\@files,\@what);
2758: if (exists($$newrecord{"resource.$new_part.$resp_id.handback"})) {
2759: $$newrecord{"resource.$new_part.$resp_id.handback"}.=',';
2760: }
2761: $$newrecord{"resource.$new_part.$resp_id.handback"} .= $save_file_name;
2762: $file_msg.= "\n".'<br /><span class="LC_filename"><a href="/uploaded/'."$domain/$stuname/".$save_file_name.'">'.$save_file_name."</a></span><br />";
2763:
2764: }
2765: $request->print("<br />".$fname." will be the uploaded file name");
2766: $request->print(" ".$env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$file_counter});
2767: $file_counter++;
2768: }
2769: my $subject = "File Handed Back by Instructor ";
2770: my $message = "A file has been returned that was originally submitted in reponse to: <br />";
2771: $message .= "<strong>".&Apache::lonnet::gettitle($symb)."</strong><br />";
2772: $message .= ' The returned file(s) are named: '. $file_msg;
2773: $message .= " and can be found in your portfolio space.";
2774: my ($feedurl,$showsymb) =
2775: &get_feedurl_and_symb($symb,$domain,$stuname);
2776: my $restitle = &Apache::lonnet::gettitle($symb);
2777: my $msgstatus =
2778: &Apache::lonmsg::user_normal_msg($stuname,$domain,$subject.
2779: ' (File Returned) ['.$restitle.']',$message,undef,
2780: $feedurl,undef,undef,undef,$showsymb,$restitle);
2781: }
2782: }
2783: return;
2784: }
2785:
2786: sub get_feedurl_and_symb {
2787: my ($symb,$uname,$udom) = @_;
2788: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
2789: $url = &Apache::lonnet::clutter($url);
2790: my $encrypturl=&Apache::lonnet::EXT('resource.0.encrypturl',
2791: $symb,$udom,$uname);
2792: if ($encrypturl =~ /^yes$/i) {
2793: &Apache::lonenc::encrypted(\$url,1);
2794: &Apache::lonenc::encrypted(\$symb,1);
2795: }
2796: return ($url,$symb);
2797: }
2798:
2799: sub get_submitted_files {
2800: my ($udom,$uname,$partid,$respid,$record) = @_;
2801: my @files;
2802: if ($$record{"resource.$partid.$respid.portfiles"}) {
2803: my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';
2804: foreach my $file (split(',',$$record{"resource.$partid.$respid.portfiles"})) {
2805: push(@files,$file_url.$file);
2806: }
2807: }
2808: if ($$record{"resource.$partid.$respid.uploadedurl"}) {
2809: push(@files,$$record{"resource.$partid.$respid.uploadedurl"});
2810: }
2811: return (\@files);
2812: }
2813:
2814: # ----------- Provides number of tries since last reset.
2815: sub get_num_tries {
2816: my ($record,$last_reset,$part) = @_;
2817: my $timestamp = '';
2818: my $num_tries = 0;
2819: if ($$record{'version'}) {
2820: for (my $version=$$record{'version'};$version>=1;$version--) {
2821: if (exists($$record{$version.':resource.'.$part.'.solved'})) {
2822: $timestamp = $$record{$version.':timestamp'};
2823: if ($timestamp > $last_reset) {
2824: $num_tries ++;
2825: } else {
2826: last;
2827: }
2828: }
2829: }
2830: }
2831: return $num_tries;
2832: }
2833:
2834: # ----------- Determine decrements required in aggregate totals
2835: sub decrement_aggs {
2836: my ($symb,$part,$aggregate,$aggtries,$totaltries,$solvedstatus) = @_;
2837: my %decrement = (
2838: attempts => 0,
2839: users => 0,
2840: correct => 0
2841: );
2842: $decrement{'attempts'} = $aggtries;
2843: if ($solvedstatus =~ /^correct/) {
2844: $decrement{'correct'} = 1;
2845: }
2846: if ($aggtries == $totaltries) {
2847: $decrement{'users'} = 1;
2848: }
2849: foreach my $type (keys (%decrement)) {
2850: $$aggregate{$symb."\0".$part."\0".$type} = -$decrement{$type};
2851: }
2852: return;
2853: }
2854:
2855: # ----------- Determine timestamps for last reset of aggregate totals for parts
2856: sub get_last_resets {
2857: my ($symb,$courseid,$partids) =@_;
2858: my %last_resets;
2859: my $cdom = $env{'course.'.$courseid.'.domain'};
2860: my $cname = $env{'course.'.$courseid.'.num'};
2861: my @keys;
2862: foreach my $part (@{$partids}) {
2863: push(@keys,"$symb\0$part\0resettime");
2864: }
2865: my %results=&Apache::lonnet::get('nohist_resourcetracker',\@keys,
2866: $cdom,$cname);
2867: foreach my $part (@{$partids}) {
2868: $last_resets{$part}=$results{"$symb\0$part\0resettime"};
2869: }
2870: return %last_resets;
2871: }
2872:
2873: # ----------- Handles creating versions for portfolio files as answers
2874: sub version_portfiles {
2875: my ($record, $parts_graded, $courseid, $symb, $domain, $stu_name, $v_flag) = @_;
2876: my $version_parts = join('|',@$v_flag);
2877: my @returned_keys;
2878: my $parts = join('|', @$parts_graded);
2879: my $portfolio_root = &propath($domain,$stu_name).
2880: '/userfiles/portfolio';
2881: foreach my $key (keys(%$record)) {
2882: my $new_portfiles;
2883: if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) {
2884: my @versioned_portfiles;
2885: my @portfiles = split(/\s*,\s*/,$$record{$key});
2886: foreach my $file (@portfiles) {
2887: &Apache::lonnet::unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file);
2888: my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/);
2889: my ($answer_name,$answer_ver,$answer_ext) =
2890: &file_name_version_ext($answer_file);
2891: my @dir_list = &Apache::lonnet::dirlist($directory,$domain,$stu_name,$portfolio_root);
2892: my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
2893: my $new_answer = &version_selected_portfile($domain, $stu_name, $directory, $answer_file, $version);
2894: if ($new_answer ne 'problem getting file') {
2895: push(@versioned_portfiles, $directory.$new_answer);
2896: &Apache::lonnet::mark_as_readonly($domain,$stu_name,
2897: [$directory.$new_answer],
2898: [$symb,$env{'request.course.id'},'graded']);
2899: }
2900: }
2901: $$record{$key} = join(',',@versioned_portfiles);
2902: push(@returned_keys,$key);
2903: }
2904: }
2905: return (@returned_keys);
2906: }
2907:
2908: sub get_next_version {
2909: my ($answer_name, $answer_ext, $dir_list) = @_;
2910: my $version;
2911: foreach my $row (@$dir_list) {
2912: my ($file) = split(/\&/,$row,2);
2913: my ($file_name,$file_version,$file_ext) =
2914: &file_name_version_ext($file);
2915: if (($file_name eq $answer_name) &&
2916: ($file_ext eq $answer_ext)) {
2917: # gets here if filename and extension match, regardless of version
2918: if ($file_version ne '') {
2919: # a versioned file is found so save it for later
2920: if ($file_version > $version) {
2921: $version = $file_version;
2922: }
2923: }
2924: }
2925: }
2926: $version ++;
2927: return($version);
2928: }
2929:
2930: sub version_selected_portfile {
2931: my ($domain,$stu_name,$directory,$file_name,$version) = @_;
2932: my ($answer_name,$answer_ver,$answer_ext) =
2933: &file_name_version_ext($file_name);
2934: my $new_answer;
2935: $env{'form.copy'} = &Apache::lonnet::getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name");
2936: if($env{'form.copy'} eq '-1') {
2937: $new_answer = 'problem getting file';
2938: } else {
2939: $new_answer = $answer_name.'.'.$version.'.'.$answer_ext;
2940: my $copy_result = &Apache::lonnet::finishuserfileupload(
2941: $stu_name,$domain,'copy',
2942: '/portfolio'.$directory.$new_answer);
2943: }
2944: return ($new_answer);
2945: }
2946:
2947: sub file_name_version_ext {
2948: my ($file)=@_;
2949: my @file_parts = split(/\./, $file);
2950: my ($name,$version,$ext);
2951: if (@file_parts > 1) {
2952: $ext=pop(@file_parts);
2953: if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) {
2954: $version=pop(@file_parts);
2955: }
2956: $name=join('.',@file_parts);
2957: } else {
2958: $name=join('.',@file_parts);
2959: }
2960: return($name,$version,$ext);
2961: }
2962:
2963: #--------------------------------------------------------------------------------------
2964: #
2965: #-------------------------- Next few routines handles grading by section or whole class
2966: #
2967: #--- Javascript to handle grading by section or whole class
2968: sub viewgrades_js {
2969: my ($request) = shift;
2970:
2971: $request->print(<<VIEWJAVASCRIPT);
2972: <script type="text/javascript" language="javascript">
2973: function writePoint(partid,weight,point) {
2974: var radioButton = document.classgrade["RADVAL_"+partid];
2975: var textbox = document.classgrade["TEXTVAL_"+partid];
2976: if (point == "textval") {
2977: point = document.classgrade["TEXTVAL_"+partid].value;
2978: if (isNaN(point) || parseFloat(point) < 0) {
2979: alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
2980: var resetbox = false;
2981: for (var i=0; i<radioButton.length; i++) {
2982: if (radioButton[i].checked) {
2983: textbox.value = i;
2984: resetbox = true;
2985: }
2986: }
2987: if (!resetbox) {
2988: textbox.value = "";
2989: }
2990: return;
2991: }
2992: if (parseFloat(point) > parseFloat(weight)) {
2993: var resp = confirm("You entered a value ("+parseFloat(point)+
2994: ") greater than the weight for the part. Accept?");
2995: if (resp == false) {
2996: textbox.value = "";
2997: return;
2998: }
2999: }
3000: for (var i=0; i<radioButton.length; i++) {
3001: radioButton[i].checked=false;
3002: if (parseFloat(point) == i) {
3003: radioButton[i].checked=true;
3004: }
3005: }
3006:
3007: } else {
3008: textbox.value = parseFloat(point);
3009: }
3010: for (i=0;i<document.classgrade.total.value;i++) {
3011: var user = document.classgrade["ctr"+i].value;
3012: user = user.replace(new RegExp(':', 'g'),"_");
3013: var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3014: var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3015: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3016: if (saveval != "correct") {
3017: scorename.value = point;
3018: if (selname[0].selected != true) {
3019: selname[0].selected = true;
3020: }
3021: }
3022: }
3023: document.classgrade["SELVAL_"+partid][0].selected = true;
3024: }
3025:
3026: function writeRadText(partid,weight) {
3027: var selval = document.classgrade["SELVAL_"+partid];
3028: var radioButton = document.classgrade["RADVAL_"+partid];
3029: var override = document.classgrade["FORCE_"+partid].checked;
3030: var textbox = document.classgrade["TEXTVAL_"+partid];
3031: if (selval[1].selected || selval[2].selected) {
3032: for (var i=0; i<radioButton.length; i++) {
3033: radioButton[i].checked=false;
3034:
3035: }
3036: textbox.value = "";
3037:
3038: for (i=0;i<document.classgrade.total.value;i++) {
3039: var user = document.classgrade["ctr"+i].value;
3040: user = user.replace(new RegExp(':', 'g'),"_");
3041: var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3042: var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3043: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3044: if ((saveval != "correct") || override) {
3045: scorename.value = "";
3046: if (selval[1].selected) {
3047: selname[1].selected = true;
3048: } else {
3049: selname[2].selected = true;
3050: if (Number(document.classgrade["GD_"+user+"_"+partid+"_tries"].value))
3051: {document.classgrade["GD_"+user+"_"+partid+"_tries"].value = '0';}
3052: }
3053: }
3054: }
3055: } else {
3056: for (i=0;i<document.classgrade.total.value;i++) {
3057: var user = document.classgrade["ctr"+i].value;
3058: user = user.replace(new RegExp(':', 'g'),"_");
3059: var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3060: var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3061: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3062: if ((saveval != "correct") || override) {
3063: scorename.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
3064: selname[0].selected = true;
3065: }
3066: }
3067: }
3068: }
3069:
3070: function changeSelect(partid,user) {
3071: var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
3072: var textbox = document.classgrade["GD_"+user+'_'+partid+"_awarded"];
3073: var point = textbox.value;
3074: var weight = document.classgrade["weight_"+partid].value;
3075:
3076: if (isNaN(point) || parseFloat(point) < 0) {
3077: alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
3078: textbox.value = "";
3079: return;
3080: }
3081: if (parseFloat(point) > parseFloat(weight)) {
3082: var resp = confirm("You entered a value ("+parseFloat(point)+
3083: ") greater than the weight of the part. Accept?");
3084: if (resp == false) {
3085: textbox.value = "";
3086: return;
3087: }
3088: }
3089: selval[0].selected = true;
3090: }
3091:
3092: function changeOneScore(partid,user) {
3093: var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
3094: if (selval[1].selected || selval[2].selected) {
3095: document.classgrade["GD_"+user+'_'+partid+"_awarded"].value = "";
3096: if (selval[2].selected) {
3097: document.classgrade["GD_"+user+'_'+partid+"_tries"].value = "0";
3098: }
3099: }
3100: }
3101:
3102: function resetEntry(numpart) {
3103: for (ctpart=0;ctpart<numpart;ctpart++) {
3104: var partid = document.classgrade["partid_"+ctpart].value;
3105: var radioButton = document.classgrade["RADVAL_"+partid];
3106: var textbox = document.classgrade["TEXTVAL_"+partid];
3107: var selval = document.classgrade["SELVAL_"+partid];
3108: for (var i=0; i<radioButton.length; i++) {
3109: radioButton[i].checked=false;
3110:
3111: }
3112: textbox.value = "";
3113: selval[0].selected = true;
3114:
3115: for (i=0;i<document.classgrade.total.value;i++) {
3116: var user = document.classgrade["ctr"+i].value;
3117: user = user.replace(new RegExp(':', 'g'),"_");
3118: var resetscore = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3119: resetscore.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
3120: var resettries = document.classgrade["GD_"+user+"_"+partid+"_tries"];
3121: resettries.value = document.classgrade["GD_"+user+"_"+partid+"_tries_s"].value;
3122: var saveselval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3123: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3124: if (saveselval == "excused") {
3125: if (selname[1].selected == false) { selname[1].selected = true;}
3126: } else {
3127: if (selname[0].selected == false) {selname[0].selected = true};
3128: }
3129: }
3130: }
3131: }
3132:
3133: </script>
3134: VIEWJAVASCRIPT
3135: }
3136:
3137: #--- show scores for a section or whole class w/ option to change/update a score
3138: sub viewgrades {
3139: my ($request) = shift;
3140: &viewgrades_js($request);
3141:
3142: my ($symb) = &get_symb($request);
3143: #need to make sure we have the correct data for later EXT calls,
3144: #thus invalidate the cache
3145: &Apache::lonnet::devalidatecourseresdata(
3146: $env{'course.'.$env{'request.course.id'}.'.num'},
3147: $env{'course.'.$env{'request.course.id'}.'.domain'});
3148: &Apache::lonnet::clear_EXT_cache_status();
3149:
3150: my $result='<h3><span class="LC_info">'.&mt('Manual Grading').'</span></h3>';
3151: $result.='<h4><b>Current Resource: </b>'.$env{'form.probTitle'}.'</h4>'."\n";
3152:
3153: #view individual student submission form - called using Javascript viewOneStudent
3154: $result.=&jscriptNform($symb);
3155:
3156: #beginning of class grading form
3157: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
3158: $result.= '<form action="/adm/grades" method="post" name="classgrade">'."\n".
3159: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
3160: '<input type="hidden" name="command" value="editgrades" />'."\n".
3161: &build_section_inputs().
3162: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
3163: '<input type="hidden" name="Status" value="'.$env{'stu_status'}.'" />'."\n".
3164: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
3165:
3166: my $sectionClass;
3167: my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
3168: if ($env{'form.section'} eq 'all') {
3169: $sectionClass='Class </h3>';
3170: } elsif ($env{'form.section'} eq 'none') {
3171: $sectionClass=&mt('Students in no Section').'</h3>';
3172: } else {
3173: $sectionClass=&mt('Students in Section(s) [_1]',$section_display).'</h3>';
3174: }
3175: $result.='<h3>'.&mt('Assign Common Grade To [_1]',$sectionClass);
3176: $result.= &Apache::loncommon::start_data_table();
3177: #radio buttons/text box for assigning points for a section or class.
3178: #handles different parts of a problem
3179: my ($partlist,$handgrade,$responseType) = &response_type($symb);
3180: my %weight = ();
3181: my $ctsparts = 0;
3182: my %seen = ();
3183: my @part_response_id = &flatten_responseType($responseType);
3184: foreach my $part_response_id (@part_response_id) {
3185: my ($partid,$respid) = @{ $part_response_id };
3186: my $part_resp = join('_',@{ $part_response_id });
3187: next if $seen{$partid};
3188: $seen{$partid}++;
3189: my $handgrade=$$handgrade{$part_resp};
3190: my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb);
3191: $weight{$partid} = $wgt eq '' ? '1' : $wgt;
3192:
3193: $result.=&Apache::loncommon::start_data_table_row().'<td>';
3194: $result.='<input type="hidden" name="partid_'.
3195: $ctsparts.'" value="'.$partid.'" />'."\n";
3196: $result.='<input type="hidden" name="weight_'.
3197: $partid.'" value="'.$weight{$partid}.'" />'."\n";
3198: my $display_part=&get_display_part($partid,$symb);
3199: $result.=
3200: '<b>Part:</b> '.$display_part.' <b>Point:</b> </td><td>';
3201: $result.='<table border="0"><tr>';
3202: my $ctr = 0;
3203: while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across
3204: $result.= '<td><label><input type="radio" name="RADVAL_'.$partid.'" '.
3205: 'onclick="javascript:writePoint(\''.$partid.'\','.$weight{$partid}.
3206: ','.$ctr.')" />'.$ctr."</label></td>\n";
3207: $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
3208: $ctr++;
3209: }
3210: $result.='</tr></table>';
3211: $result.= '</td><td><b> or </b><input type="text" name="TEXTVAL_'.
3212: $partid.'" size="4" '.'onChange="javascript:writePoint(\''.
3213: $partid.'\','.$weight{$partid}.',\'textval\')" /> /'.
3214: $weight{$partid}.' (problem weight)</td>'."\n";
3215: $result.= '<td><select name="SELVAL_'.$partid.'"'.
3216: 'onChange="javascript:writeRadText(\''.$partid.'\','.
3217: $weight{$partid}.')"> '.
3218: '<option selected="selected"> </option>'.
3219: '<option>excused</option>'.
3220: '<option>reset status</option></select></td>'.
3221: '<td><label><input type="checkbox" name="FORCE_'.$partid.'" /> Override "Correct"</label></td>'.&Apache::loncommon::end_data_table_row()."\n";
3222: $ctsparts++;
3223: }
3224: $result.=&Apache::loncommon::end_data_table()."\n".
3225: '<input type="hidden" name="totalparts" value="'.$ctsparts.'" />';
3226: $result.='<input type="button" value="Revert to Default" '.
3227: 'onClick="javascript:resetEntry('.$ctsparts.');" />';
3228:
3229: #table listing all the students in a section/class
3230: #header of table
3231: $result.= '<h3>Assign Grade to Specific Students in '.$sectionClass;
3232: $result.= &Apache::loncommon::start_data_table().
3233: &Apache::loncommon::start_data_table_header_row().
3234: '<th>No.</th>'.
3235: '<th>'.&nameUserString('header')."</th>\n";
3236: my (@parts) = sort(&getpartlist($symb));
3237: my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
3238: my @partids = ();
3239: foreach my $part (@parts) {
3240: my $display=&Apache::lonnet::metadata($url,$part.'.display');
3241: $display =~ s|^Number of Attempts|Tries<br />|; # makes the column narrower
3242: if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
3243: my ($partid) = &split_part_type($part);
3244: push(@partids, $partid);
3245: my $display_part=&get_display_part($partid,$symb);
3246: if ($display =~ /^Partial Credit Factor/) {
3247: $result.='<th>Score Part: '.$display_part.
3248: ' <br />(weight = '.$weight{$partid}.')</th>'."\n";
3249: next;
3250: } else {
3251: $display =~s/\[Part: \Q$partid\E\]/Part:<\/b> $display_part/;
3252: }
3253: $display =~ s|Problem Status|Grade Status<br />|;
3254: $result.='<th>'.$display.'</th>'."\n";
3255: }
3256: $result.=&Apache::loncommon::end_data_table_header_row();
3257:
3258: my %last_resets =
3259: &get_last_resets($symb,$env{'request.course.id'},\@partids);
3260:
3261: #get info for each student
3262: #list all the students - with points and grade status
3263: my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
3264: my $ctr = 0;
3265: foreach (sort
3266: {
3267: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
3268: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
3269: }
3270: return $a cmp $b;
3271: } (keys(%$fullname))) {
3272: $ctr++;
3273: $result.=&viewstudentgrade($symb,$env{'request.course.id'},
3274: $_,$$fullname{$_},\@parts,\%weight,$ctr,\%last_resets);
3275: }
3276: $result.=&Apache::loncommon::end_data_table();
3277: $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n";
3278: $result.='<input type="button" value="Save" '.
3279: 'onClick="javascript:submit();" target="_self" /></form>'."\n";
3280: if (scalar(%$fullname) eq 0) {
3281: my $colspan=3+scalar(@parts);
3282: my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
3283: my $stu_status = join(' or ',&Apache::loncommon::get_env_multiple('form.Status'));
3284: $result='<span class="LC_warning">'.
3285: &mt('There are no students in section(s) [_1] with enrollment status [_2] to modify or grade',
3286: $section_display, $stu_status).
3287: '</span>';
3288: }
3289: $result.=&show_grading_menu_form($symb);
3290: return $result;
3291: }
3292:
3293: #--- call by previous routine to display each student
3294: sub viewstudentgrade {
3295: my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets) = @_;
3296: my ($uname,$udom) = split(/:/,$student);
3297: my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
3298: my %aggregates = ();
3299: my $result=&Apache::loncommon::start_data_table_row().'<td align="right">'.
3300: '<input type="hidden" name="ctr'.($ctr-1).'" value="'.$student.'" />'.
3301: "\n".$ctr.' </td><td> '.
3302: '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
3303: '\');" target="_self">'.$fullname.'</a> '.
3304: '<span class="LC_internal_info">('.$uname.($env{'user.domain'} eq $udom ? '' : ':'.$udom).')</span></td>'."\n";
3305: $student=~s/:/_/; # colon doen't work in javascript for names
3306: foreach my $apart (@$parts) {
3307: my ($part,$type) = &split_part_type($apart);
3308: my $score=$record{"resource.$part.$type"};
3309: $result.='<td align="center">';
3310: my ($aggtries,$totaltries);
3311: unless (exists($aggregates{$part})) {
3312: $totaltries = $record{'resource.'.$part.'.tries'};
3313:
3314: $aggtries = $totaltries;
3315: if ($$last_resets{$part}) {
3316: $aggtries = &get_num_tries(\%record,$$last_resets{$part},
3317: $part);
3318: }
3319: $result.='<input type="hidden" name="'.
3320: 'GD_'.$student.'_'.$part.'_aggtries" value="'.$aggtries.'" />'."\n";
3321: $result.='<input type="hidden" name="'.
3322: 'GD_'.$student.'_'.$part.'_totaltries" value="'.$totaltries.'" />'."\n";
3323: $aggregates{$part} = 1;
3324: }
3325: if ($type eq 'awarded') {
3326: my $pts = $score eq '' ? '' : &compute_points($score,$$weight{$part});
3327: $result.='<input type="hidden" name="'.
3328: 'GD_'.$student.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n";
3329: $result.='<input type="text" name="'.
3330: 'GD_'.$student.'_'.$part.'_awarded" '.
3331: 'onChange="javascript:changeSelect(\''.$part.'\',\''.$student.
3332: '\')" value="'.$pts.'" size="4" /></td>'."\n";
3333: } elsif ($type eq 'solved') {
3334: my ($status,$foo)=split(/_/,$score,2);
3335: $status = 'nothing' if ($status eq '');
3336: $result.='<input type="hidden" name="'.'GD_'.$student.'_'.
3337: $part.'_solved_s" value="'.$status.'" />'."\n";
3338: $result.=' <select name="'.
3339: 'GD_'.$student.'_'.$part.'_solved" '.
3340: 'onChange="javascript:changeOneScore(\''.$part.'\',\''.$student.'\')" >'."\n";
3341: $result.= (($status eq 'excused') ? '<option> </option><option selected="selected">excused</option>'
3342: : '<option selected="selected"> </option><option>excused</option>')."\n";
3343: $result.='<option>reset status</option>';
3344: $result.="</select> </td>\n";
3345: } else {
3346: $result.='<input type="hidden" name="'.
3347: 'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'.
3348: "\n";
3349: $result.='<input type="text" name="'.
3350: 'GD_'.$student.'_'.$part.'_'.$type.'" '.
3351: 'value="'.$score.'" size="4" /></td>'."\n";
3352: }
3353: }
3354: $result.=&Apache::loncommon::end_data_table_row();
3355: return $result;
3356: }
3357:
3358: #--- change scores for all the students in a section/class
3359: # record does not get update if unchanged
3360: sub editgrades {
3361: my ($request) = @_;
3362:
3363: my $symb=&get_symb($request);
3364: my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
3365: my $title='<h2>'.&mt('Current Grade Status').'</h2>';
3366: $title.='<h4>'.&mt('<b>Current Resource: </b>[_1]',$env{'form.probTitle'}).'</h4>'."\n";
3367: $title.='<h4>'.&mt('<b>Section: </b>[_1]',$section_display).'</h4>'."\n";
3368:
3369: my $result= &Apache::loncommon::start_data_table().
3370: &Apache::loncommon::start_data_table_header_row().
3371: '<th rowspan="2" valign="middle">'.&mt('No.').'</th>'.
3372: '<th rowspan="2" valign="middle">'.&nameUserString('header')."</th>\n";
3373: my %scoreptr = (
3374: 'correct' =>'correct_by_override',
3375: 'incorrect'=>'incorrect_by_override',
3376: 'excused' =>'excused',
3377: 'ungraded' =>'ungraded_attempted',
3378: 'nothing' => '',
3379: );
3380: my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0');
3381:
3382: my (@partid);
3383: my %weight = ();
3384: my %columns = ();
3385: my ($i,$ctr,$count,$rec_update) = (0,0,0,0);
3386:
3387: my (@parts) = sort(&getpartlist($symb));
3388: my $header;
3389: while ($ctr < $env{'form.totalparts'}) {
3390: my $partid = $env{'form.partid_'.$ctr};
3391: push @partid,$partid;
3392: $weight{$partid} = $env{'form.weight_'.$partid};
3393: $ctr++;
3394: }
3395: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
3396: foreach my $partid (@partid) {
3397: $header .= '<th align="center">Old Score</th>'.
3398: '<th align="center">New Score</th>';
3399: $columns{$partid}=2;
3400: foreach my $stores (@parts) {
3401: my ($part,$type) = &split_part_type($stores);
3402: if ($part !~ m/^\Q$partid\E/) { next;}
3403: if ($type eq 'awarded' || $type eq 'solved') { next; }
3404: my $display=&Apache::lonnet::metadata($url,$stores.'.display');
3405: $display =~ s/\[Part: (\w)+\]//;
3406: $display =~ s/Number of Attempts/Tries/;
3407: $header .= '<th align="center">Old '.$display.'</th>'.
3408: '<th align="center">New '.$display.'</th>';
3409: $columns{$partid}+=2;
3410: }
3411: }
3412: foreach my $partid (@partid) {
3413: my $display_part=&get_display_part($partid,$symb);
3414: $result .= '<th colspan="'.$columns{$partid}.
3415: '" align="center">Part: '.$display_part.
3416: ' (Weight = '.$weight{$partid}.')</th>';
3417:
3418: }
3419: $result .= &Apache::loncommon::end_data_table_header_row().
3420: &Apache::loncommon::start_data_table_header_row().
3421: $header.
3422: &Apache::loncommon::end_data_table_header_row();
3423: my @noupdate;
3424: my ($updateCtr,$noupdateCtr) = (1,1);
3425: for ($i=0; $i<$env{'form.total'}; $i++) {
3426: my $line;
3427: my $user = $env{'form.ctr'.$i};
3428: my ($uname,$udom)=split(/:/,$user);
3429: my %newrecord;
3430: my $updateflag = 0;
3431: $line .= '<td>'.&nameUserString(undef,$$fullname{$user},$uname,$udom).'</td>';
3432: my $usec=$classlist->{"$uname:$udom"}[5];
3433: if (!&canmodify($usec)) {
3434: my $numcols=scalar(@partid)*4+2;
3435: push(@noupdate,
3436: $line."<td colspan=\"$numcols\"><span class=\"LC_warning\">Not allowed to modify student</span></td></tr>");
3437: next;
3438: }
3439: my %aggregate = ();
3440: my $aggregateflag = 0;
3441: $user=~s/:/_/; # colon doen't work in javascript for names
3442: foreach (@partid) {
3443: my $old_aw = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'};
3444: my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
3445: my $old_part = $old_aw eq '' ? '' : $old_part_pcr;
3446: my $old_score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
3447: my $awarded = $env{'form.GD_'.$user.'_'.$_.'_awarded'};
3448: my $pcr = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
3449: my $partial = $awarded eq '' ? '' : $pcr;
3450: my $score;
3451: if ($partial eq '') {
3452: $score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
3453: } elsif ($partial > 0) {
3454: $score = 'correct_by_override';
3455: } elsif ($partial == 0) {
3456: $score = 'incorrect_by_override';
3457: }
3458: my $dropMenu = $env{'form.GD_'.$user.'_'.$_.'_solved'};
3459: $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused'));
3460:
3461: $newrecord{'resource.'.$_.'.regrader'}=
3462: "$env{'user.name'}:$env{'user.domain'}";
3463: if ($dropMenu eq 'reset status' &&
3464: $old_score ne '') { # ignore if no previous attempts => nothing to reset
3465: $newrecord{'resource.'.$_.'.tries'} = '';
3466: $newrecord{'resource.'.$_.'.solved'} = '';
3467: $newrecord{'resource.'.$_.'.award'} = '';
3468: $newrecord{'resource.'.$_.'.awarded'} = '';
3469: $updateflag = 1;
3470: if ($env{'form.GD_'.$user.'_'.$_.'_aggtries'} > 0) {
3471: my $aggtries = $env{'form.GD_'.$user.'_'.$_.'_aggtries'};
3472: my $totaltries = $env{'form.GD_'.$user.'_'.$_.'_totaltries'};
3473: my $solvedstatus = $env{'form.GD_'.$user.'_'.$_.'_solved_s'};
3474: &decrement_aggs($symb,$_,\%aggregate,$aggtries,$totaltries,$solvedstatus);
3475: $aggregateflag = 1;
3476: }
3477: } elsif (!($old_part eq $partial && $old_score eq $score)) {
3478: $updateflag = 1;
3479: $newrecord{'resource.'.$_.'.awarded'} = $partial if $partial ne '';
3480: $newrecord{'resource.'.$_.'.solved'} = $score;
3481: $rec_update++;
3482: }
3483:
3484: $line .= '<td align="center">'.$old_aw.' </td>'.
3485: '<td align="center">'.$awarded.
3486: ($score eq 'excused' ? $score : '').' </td>';
3487:
3488:
3489: my $partid=$_;
3490: foreach my $stores (@parts) {
3491: my ($part,$type) = &split_part_type($stores);
3492: if ($part !~ m/^\Q$partid\E/) { next;}
3493: if ($type eq 'awarded' || $type eq 'solved') { next; }
3494: my $old_aw = $env{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'};
3495: my $awarded = $env{'form.GD_'.$user.'_'.$part.'_'.$type};
3496: if ($awarded ne '' && $awarded ne $old_aw) {
3497: $newrecord{'resource.'.$part.'.'.$type}= $awarded;
3498: $newrecord{'resource.'.$part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
3499: $updateflag=1;
3500: }
3501: $line .= '<td align="center">'.$old_aw.' </td>'.
3502: '<td align="center">'.$awarded.' </td>';
3503: }
3504: }
3505: $line.="\n";
3506:
3507: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3508: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3509:
3510: if ($updateflag) {
3511: $count++;
3512: &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'},
3513: $udom,$uname);
3514:
3515: if (&Apache::bridgetask::in_queue('gradingqueue',$symb,$cdom,
3516: $cnum,$udom,$uname)) {
3517: # need to figure out if should be in queue.
3518: my %record =
3519: &Apache::lonnet::restore($symb,$env{'request.course.id'},
3520: $udom,$uname);
3521: my $all_graded = 1;
3522: my $none_graded = 1;
3523: foreach my $part (@parts) {
3524: if ( $record{'resource.'.$part.'.awarded'} eq '' ) {
3525: $all_graded = 0;
3526: } else {
3527: $none_graded = 0;
3528: }
3529: }
3530:
3531: if ($all_graded || $none_graded) {
3532: &Apache::bridgetask::remove_from_queue('gradingqueue',
3533: $symb,$cdom,$cnum,
3534: $udom,$uname);
3535: }
3536: }
3537:
3538: $result.=&Apache::loncommon::start_data_table_row().
3539: '<td align="right"> '.$updateCtr.' </td>'.$line.
3540: &Apache::loncommon::end_data_table_row();
3541: $updateCtr++;
3542: } else {
3543: push(@noupdate,
3544: '<td align="right"> '.$noupdateCtr.' </td>'.$line);
3545: $noupdateCtr++;
3546: }
3547: if ($aggregateflag) {
3548: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
3549: $cdom,$cnum);
3550: }
3551: }
3552: if (@noupdate) {
3553: # my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3;
3554: my $numcols=scalar(@partid)*4+2;
3555: $result .= &Apache::loncommon::start_data_table_row('LC_empty_row').
3556: '<td align="center" colspan="'.$numcols.'">No Changes Occurred For the Students Below</td>'.
3557: &Apache::loncommon::end_data_table_row();
3558: foreach my $line (@noupdate) {
3559: $result.=
3560: &Apache::loncommon::start_data_table_row().
3561: $line.
3562: &Apache::loncommon::end_data_table_row();
3563: }
3564: }
3565: $result .= &Apache::loncommon::end_data_table().
3566: &show_grading_menu_form($symb);
3567: my $msg = '<p><b>Number of records updated = '.$rec_update.
3568: ' for '.$count.' student'.($count <= 1 ? '' : 's').'.</b><br />'.
3569: '<b>Total number of students = '.$env{'form.total'}.'</b></p>';
3570: return $title.$msg.$result;
3571: }
3572:
3573: sub split_part_type {
3574: my ($partstr) = @_;
3575: my ($temp,@allparts)=split(/_/,$partstr);
3576: my $type=pop(@allparts);
3577: my $part=join('_',@allparts);
3578: return ($part,$type);
3579: }
3580:
3581: #------------- end of section for handling grading by section/class ---------
3582: #
3583: #----------------------------------------------------------------------------
3584:
3585:
3586: #----------------------------------------------------------------------------
3587: #
3588: #-------------------------- Next few routines handles grading by csv upload
3589: #
3590: #--- Javascript to handle csv upload
3591: sub csvupload_javascript_reverse_associate {
3592: my $error1=&mt('You need to specify the username or ID');
3593: my $error2=&mt('You need to specify at least one grading field');
3594: return(<<ENDPICK);
3595: function verify(vf) {
3596: var foundsomething=0;
3597: var founduname=0;
3598: var foundID=0;
3599: for (i=0;i<=vf.nfields.value;i++) {
3600: tw=eval('vf.f'+i+'.selectedIndex');
3601: if (i==0 && tw!=0) { foundID=1; }
3602: if (i==1 && tw!=0) { founduname=1; }
3603: if (i!=0 && i!=1 && i!=2 && tw!=0) { foundsomething=1; }
3604: }
3605: if (founduname==0 && foundID==0) {
3606: alert('$error1');
3607: return;
3608: }
3609: if (foundsomething==0) {
3610: alert('$error2');
3611: return;
3612: }
3613: vf.submit();
3614: }
3615: function flip(vf,tf) {
3616: var nw=eval('vf.f'+tf+'.selectedIndex');
3617: var i;
3618: for (i=0;i<=vf.nfields.value;i++) {
3619: //can not pick the same destination field for both name and domain
3620: if (((i ==0)||(i ==1)) &&
3621: ((tf==0)||(tf==1)) &&
3622: (i!=tf) &&
3623: (eval('vf.f'+i+'.selectedIndex')==nw)) {
3624: eval('vf.f'+i+'.selectedIndex=0;')
3625: }
3626: }
3627: }
3628: ENDPICK
3629: }
3630:
3631: sub csvupload_javascript_forward_associate {
3632: my $error1=&mt('You need to specify the username or ID');
3633: my $error2=&mt('You need to specify at least one grading field');
3634: return(<<ENDPICK);
3635: function verify(vf) {
3636: var foundsomething=0;
3637: var founduname=0;
3638: var foundID=0;
3639: for (i=0;i<=vf.nfields.value;i++) {
3640: tw=eval('vf.f'+i+'.selectedIndex');
3641: if (tw==1) { foundID=1; }
3642: if (tw==2) { founduname=1; }
3643: if (tw>3) { foundsomething=1; }
3644: }
3645: if (founduname==0 && foundID==0) {
3646: alert('$error1');
3647: return;
3648: }
3649: if (foundsomething==0) {
3650: alert('$error2');
3651: return;
3652: }
3653: vf.submit();
3654: }
3655: function flip(vf,tf) {
3656: var nw=eval('vf.f'+tf+'.selectedIndex');
3657: var i;
3658: //can not pick the same destination field twice
3659: for (i=0;i<=vf.nfields.value;i++) {
3660: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
3661: eval('vf.f'+i+'.selectedIndex=0;')
3662: }
3663: }
3664: }
3665: ENDPICK
3666: }
3667:
3668: sub csvuploadmap_header {
3669: my ($request,$symb,$datatoken,$distotal)= @_;
3670: my $javascript;
3671: if ($env{'form.upfile_associate'} eq 'reverse') {
3672: $javascript=&csvupload_javascript_reverse_associate();
3673: } else {
3674: $javascript=&csvupload_javascript_forward_associate();
3675: }
3676:
3677: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
3678: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
3679: my $ignore=&mt('Ignore First Line');
3680: $symb = &Apache::lonenc::check_encrypt($symb);
3681: $request->print(<<ENDPICK);
3682: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3683: <h3><span class="LC_info">Uploading Class Grades</span></h3>
3684: $result
3685: <hr />
3686: <h3>Identify fields</h3>
3687: Total number of records found in file: $distotal <hr />
3688: Enter as many fields as you can. The system will inform you and bring you back
3689: to this page if the data selected is insufficient to run your class.<hr />
3690: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
3691: <label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
3692: <input type="hidden" name="associate" value="" />
3693: <input type="hidden" name="phase" value="three" />
3694: <input type="hidden" name="datatoken" value="$datatoken" />
3695: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
3696: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
3697: <input type="hidden" name="upfile_associate"
3698: value="$env{'form.upfile_associate'}" />
3699: <input type="hidden" name="symb" value="$symb" />
3700: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
3701: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
3702: <input type="hidden" name="command" value="csvuploadoptions" />
3703: <hr />
3704: <script type="text/javascript" language="Javascript">
3705: $javascript
3706: </script>
3707: ENDPICK
3708: return '';
3709:
3710: }
3711:
3712: sub csvupload_fields {
3713: my ($symb) = @_;
3714: my (@parts) = &getpartlist($symb);
3715: my @fields=(['ID','Student ID'],
3716: ['username','Student Username'],
3717: ['domain','Student Domain']);
3718: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
3719: foreach my $part (sort(@parts)) {
3720: my @datum;
3721: my $display=&Apache::lonnet::metadata($url,$part.'.display');
3722: my $name=$part;
3723: if (!$display) { $display = $name; }
3724: @datum=($name,$display);
3725: if ($name=~/^stores_(.*)_awarded/) {
3726: push(@fields,['stores_'.$1.'_points',"Points [Part: $1]"]);
3727: }
3728: push(@fields,\@datum);
3729: }
3730: return (@fields);
3731: }
3732:
3733: sub csvuploadmap_footer {
3734: my ($request,$i,$keyfields) =@_;
3735: $request->print(<<ENDPICK);
3736: </table>
3737: <input type="hidden" name="nfields" value="$i" />
3738: <input type="hidden" name="keyfields" value="$keyfields" />
3739: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
3740: </form>
3741: ENDPICK
3742: }
3743:
3744: sub checkforfile_js {
3745: my $result =<<CSVFORMJS;
3746: <script type="text/javascript" language="javascript">
3747: function checkUpload(formname) {
3748: if (formname.upfile.value == "") {
3749: alert("Please use the browse button to select a file from your local directory.");
3750: return false;
3751: }
3752: formname.submit();
3753: }
3754: </script>
3755: CSVFORMJS
3756: return $result;
3757: }
3758:
3759: sub upcsvScores_form {
3760: my ($request) = shift;
3761: my ($symb)=&get_symb($request);
3762: if (!$symb) {return '';}
3763: my $result=&checkforfile_js();
3764: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
3765: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
3766: $result.=$table;
3767: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
3768: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
3769: $result.=' <b>'.&mt('Specify a file containing the class scores for current resource').
3770: '.</b></td></tr>'."\n";
3771: $result.='<tr bgcolor=#ffffe6><td>'."\n";
3772: my $upload=&mt("Upload Scores");
3773: my $upfile_select=&Apache::loncommon::upfile_select_html();
3774: my $ignore=&mt('Ignore First Line');
3775: $symb = &Apache::lonenc::check_encrypt($symb);
3776: $result.=<<ENDUPFORM;
3777: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3778: <input type="hidden" name="symb" value="$symb" />
3779: <input type="hidden" name="command" value="csvuploadmap" />
3780: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
3781: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
3782: $upfile_select
3783: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
3784: <label><input type="checkbox" name="noFirstLine" />$ignore</label>
3785: </form>
3786: ENDUPFORM
3787: $result.=&Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
3788: &mt("How do I create a CSV file from a spreadsheet"))
3789: .'</td></tr></table>'."\n";
3790: $result.='</td></tr></table><br /><br />'."\n";
3791: $result.=&show_grading_menu_form($symb);
3792: return $result;
3793: }
3794:
3795:
3796: sub csvuploadmap {
3797: my ($request)= @_;
3798: my ($symb)=&get_symb($request);
3799: if (!$symb) {return '';}
3800:
3801: my $datatoken;
3802: if (!$env{'form.datatoken'}) {
3803: $datatoken=&Apache::loncommon::upfile_store($request);
3804: } else {
3805: $datatoken=$env{'form.datatoken'};
3806: &Apache::loncommon::load_tmp_file($request);
3807: }
3808: my @records=&Apache::loncommon::upfile_record_sep();
3809: if ($env{'form.noFirstLine'}) { shift(@records); }
3810: &csvuploadmap_header($request,$symb,$datatoken,$#records+1);
3811: my ($i,$keyfields);
3812: if (@records) {
3813: my @fields=&csvupload_fields($symb);
3814:
3815: if ($env{'form.upfile_associate'} eq 'reverse') {
3816: &Apache::loncommon::csv_print_samples($request,\@records);
3817: $i=&Apache::loncommon::csv_print_select_table($request,\@records,
3818: \@fields);
3819: foreach (@fields) { $keyfields.=$_->[0].','; }
3820: chop($keyfields);
3821: } else {
3822: unshift(@fields,['none','']);
3823: $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
3824: \@fields);
3825: foreach my $rec (@records) {
3826: my %temp = &Apache::loncommon::record_sep($rec);
3827: if (%temp) {
3828: $keyfields=join(',',sort(keys(%temp)));
3829: last;
3830: }
3831: }
3832: }
3833: }
3834: &csvuploadmap_footer($request,$i,$keyfields);
3835: $request->print(&show_grading_menu_form($symb));
3836:
3837: return '';
3838: }
3839:
3840: sub csvuploadoptions {
3841: my ($request)= @_;
3842: my ($symb)=&get_symb($request);
3843: my $checked=(($env{'form.noFirstLine'})?'1':'0');
3844: my $ignore=&mt('Ignore First Line');
3845: $request->print(<<ENDPICK);
3846: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3847: <h3><span class="LC_info">Uploading Class Grade Options</span></h3>
3848: <input type="hidden" name="command" value="csvuploadassign" />
3849: <!--
3850: <p>
3851: <label>
3852: <input type="checkbox" name="show_full_results" />
3853: Show a table of all changes
3854: </label>
3855: </p>
3856: -->
3857: <p>
3858: <label>
3859: <input type="checkbox" name="overwite_scores" checked="checked" />
3860: Overwrite any existing score
3861: </label>
3862: </p>
3863: ENDPICK
3864: my %fields=&get_fields();
3865: if (!defined($fields{'domain'})) {
3866: my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain');
3867: $request->print("\n<p> Users are in domain: ".$domform."</p>\n");
3868: }
3869: foreach my $key (sort(keys(%env))) {
3870: if ($key !~ /^form\.(.*)$/) { next; }
3871: my $cleankey=$1;
3872: if ($cleankey eq 'command') { next; }
3873: $request->print('<input type="hidden" name="'.$cleankey.
3874: '" value="'.$env{$key}.'" />'."\n");
3875: }
3876: # FIXME do a check for any duplicated user ids...
3877: # FIXME do a check for any invalid user ids?...
3878: $request->print('<input type="submit" value="Assign Grades" /><br />
3879: <hr /></form>'."\n");
3880: $request->print(&show_grading_menu_form($symb));
3881: return '';
3882: }
3883:
3884: sub get_fields {
3885: my %fields;
3886: my @keyfields = split(/\,/,$env{'form.keyfields'});
3887: for (my $i=0; $i<=$env{'form.nfields'}; $i++) {
3888: if ($env{'form.upfile_associate'} eq 'reverse') {
3889: if ($env{'form.f'.$i} ne 'none') {
3890: $fields{$keyfields[$i]}=$env{'form.f'.$i};
3891: }
3892: } else {
3893: if ($env{'form.f'.$i} ne 'none') {
3894: $fields{$env{'form.f'.$i}}=$keyfields[$i];
3895: }
3896: }
3897: }
3898: return %fields;
3899: }
3900:
3901: sub csvuploadassign {
3902: my ($request)= @_;
3903: my ($symb)=&get_symb($request);
3904: if (!$symb) {return '';}
3905: my $error_msg = '';
3906: &Apache::loncommon::load_tmp_file($request);
3907: my @gradedata = &Apache::loncommon::upfile_record_sep();
3908: if ($env{'form.noFirstLine'}) { shift(@gradedata); }
3909: my %fields=&get_fields();
3910: $request->print('<h3>Assigning Grades</h3>');
3911: my $courseid=$env{'request.course.id'};
3912: my ($classlist) = &getclasslist('all',0);
3913: my @notallowed;
3914: my @skipped;
3915: my $countdone=0;
3916: foreach my $grade (@gradedata) {
3917: my %entries=&Apache::loncommon::record_sep($grade);
3918: my $domain;
3919: if ($entries{$fields{'domain'}}) {
3920: $domain=$entries{$fields{'domain'}};
3921: } else {
3922: $domain=$env{'form.default_domain'};
3923: }
3924: $domain=~s/\s//g;
3925: my $username=$entries{$fields{'username'}};
3926: $username=~s/\s//g;
3927: if (!$username) {
3928: my $id=$entries{$fields{'ID'}};
3929: $id=~s/\s//g;
3930: my %ids=&Apache::lonnet::idget($domain,$id);
3931: $username=$ids{$id};
3932: }
3933: if (!exists($$classlist{"$username:$domain"})) {
3934: my $id=$entries{$fields{'ID'}};
3935: $id=~s/\s//g;
3936: if ($id) {
3937: push(@skipped,"$id:$domain");
3938: } else {
3939: push(@skipped,"$username:$domain");
3940: }
3941: next;
3942: }
3943: my $usec=$classlist->{"$username:$domain"}[5];
3944: if (!&canmodify($usec)) {
3945: push(@notallowed,"$username:$domain");
3946: next;
3947: }
3948: my %points;
3949: my %grades;
3950: foreach my $dest (keys(%fields)) {
3951: if ($dest eq 'ID' || $dest eq 'username' ||
3952: $dest eq 'domain') { next; }
3953: if ($entries{$fields{$dest}} =~ /^\s*$/) { next; }
3954: if ($dest=~/stores_(.*)_points/) {
3955: my $part=$1;
3956: my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight',
3957: $symb,$domain,$username);
3958: if ($wgt) {
3959: $entries{$fields{$dest}}=~s/\s//g;
3960: my $pcr=$entries{$fields{$dest}} / $wgt;
3961: my $award=($pcr == 0) ? 'incorrect_by_override'
3962: : 'correct_by_override';
3963: $grades{"resource.$part.awarded"}=$pcr;
3964: $grades{"resource.$part.solved"}=$award;
3965: $points{$part}=1;
3966: } else {
3967: $error_msg = "<br />" .
3968: &mt("Some point values were assigned"
3969: ." for problems with a weight "
3970: ."of zero. These values were "
3971: ."ignored.");
3972: }
3973: } else {
3974: if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} }
3975: if ($dest=~/stores_(.*)_solved/) { if ($points{$1}) {next;} }
3976: my $store_key=$dest;
3977: $store_key=~s/^stores/resource/;
3978: $store_key=~s/_/\./g;
3979: $grades{$store_key}=$entries{$fields{$dest}};
3980: }
3981: }
3982: if (! %grades) { push(@skipped,"$username:$domain no data to save"); }
3983: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
3984: my $result=&Apache::lonnet::cstore(\%grades,$symb,
3985: $env{'request.course.id'},
3986: $domain,$username);
3987: if ($result eq 'ok') {
3988: $request->print('.');
3989: } else {
3990: $request->print("<p>
3991: <span class=\"LC_error\">
3992: Failed to save student $username:$domain.
3993: Message when trying to save was ($result)
3994: </span>
3995: </p>" );
3996: }
3997: $request->rflush();
3998: $countdone++;
3999: }
4000: $request->print("<br />Saved $countdone students\n");
4001: if (@skipped) {
4002: $request->print('<p><h4><b>Skipped Students</b></h4></p>');
4003: foreach my $student (@skipped) { $request->print("$student<br />\n"); }
4004: }
4005: if (@notallowed) {
4006: $request->print('<p><span class="LC_error">Students Not Allowed to Modify</span></p>');
4007: foreach my $student (@notallowed) { $request->print("$student<br />\n"); }
4008: }
4009: $request->print("<br />\n");
4010: $request->print(&show_grading_menu_form($symb));
4011: return $error_msg;
4012: }
4013: #------------- end of section for handling csv file upload ---------
4014: #
4015: #-------------------------------------------------------------------
4016: #
4017: #-------------- Next few routines handle grading by page/sequence
4018: #
4019: #--- Select a page/sequence and a student to grade
4020: sub pickStudentPage {
4021: my ($request) = shift;
4022:
4023: $request->print(<<LISTJAVASCRIPT);
4024: <script type="text/javascript" language="javascript">
4025:
4026: function checkPickOne(formname) {
4027: if (radioSelection(formname.student) == null) {
4028: alert("Please select the student you wish to grade.");
4029: return;
4030: }
4031: ptr = pullDownSelection(formname.selectpage);
4032: formname.page.value = formname["page"+ptr].value;
4033: formname.title.value = formname["title"+ptr].value;
4034: formname.submit();
4035: }
4036:
4037: </script>
4038: LISTJAVASCRIPT
4039: &commonJSfunctions($request);
4040: my ($symb) = &get_symb($request);
4041: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4042: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4043: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4044:
4045: my $result='<h3><span class="LC_info"> '.
4046: 'Manual Grading by Page or Sequence</span></h3>';
4047:
4048: $result.='<form action="/adm/grades" method="post" name="displayPage">'."\n";
4049: $result.=' <b>Problems from:</b> <select name="selectpage">'."\n";
4050: my ($titles,$symbx) = &getSymbMap();
4051: my ($curpage) =&Apache::lonnet::decode_symb($symb);
4052: # my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb);
4053: # my $type=($curpage =~ /\.(page|sequence)/);
4054: my $ctr=0;
4055: foreach (@$titles) {
4056: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4057: $result.='<option value="'.$ctr.'" '.
4058: ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
4059: '>'.$showtitle.'</option>'."\n";
4060: $ctr++;
4061: }
4062: $result.= '</select>'."<br />\n";
4063: $ctr=0;
4064: foreach (@$titles) {
4065: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4066: $result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
4067: $result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n";
4068: $ctr++;
4069: }
4070: $result.='<input type="hidden" name="page" />'."\n".
4071: '<input type="hidden" name="title" />'."\n";
4072:
4073: $result.=' <b>View Problems Text: </b><label><input type="radio" name="vProb" value="no" checked="checked" /> no </label>'."\n".
4074: '<label><input type="radio" name="vProb" value="yes" /> yes </label>'."<br />\n";
4075:
4076: $result.=' <b>Submission Details: </b>'.
4077: '<label><input type="radio" name="lastSub" value="none" /> none</label>'."\n".
4078: '<label><input type="radio" name="lastSub" value="datesub" checked="checked" /> by dates and submissions</label>'."\n".
4079: '<label><input type="radio" name="lastSub" value="all" /> all details</label>'."\n";
4080:
4081: $result.=&build_section_inputs();
4082: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
4083: $result.='<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
4084: '<input type="hidden" name="command" value="displayPage" />'."\n".
4085: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4086: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."<br />\n";
4087:
4088: $result.=' <b>'.&mt('Use CODE:').' </b>'.
4089: '<input type="text" name="CODE" value="" /><br />'."\n";
4090:
4091: $result.=' <input type="button" '.
4092: 'onClick="javascript:checkPickOne(this.form);"value="Next->" /><br />'."\n";
4093:
4094: $request->print($result);
4095:
4096: my $studentTable.=' <b>Select a student you wish to grade and then click on the Next button.</b><br />'.
4097: '<table border="0"><tr><td bgcolor="#777777">'.
4098: '<table border="0"><tr bgcolor="#e6ffff">'.
4099: '<td align="right"> <b>No.</b></td>'.
4100: '<td>'.&nameUserString('header').'</td>'.
4101: '<td align="right"> <b>No.</b></td>'.
4102: '<td>'.&nameUserString('header').'</td></tr>';
4103:
4104: my (undef,undef,$fullname) = &getclasslist($getsec,'1');
4105: my $ptr = 1;
4106: foreach my $student (sort
4107: {
4108: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
4109: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
4110: }
4111: return $a cmp $b;
4112: } (keys(%$fullname))) {
4113: my ($uname,$udom) = split(/:/,$student);
4114: $studentTable.=($ptr%2 == 1 ? '<tr bgcolor="#ffffe6">' : '</td>');
4115: $studentTable.='<td align="right">'.$ptr.' </td>';
4116: $studentTable.='<td> <label><input type="radio" name="student" value="'.$student.'" /> '
4117: .&nameUserString(undef,$$fullname{$student},$uname,$udom)."</label>\n";
4118: $studentTable.=($ptr%2 == 0 ? '</td></tr>' : '');
4119: $ptr++;
4120: }
4121: $studentTable.='</td><td> </td><td> </td></tr>' if ($ptr%2 == 0);
4122: $studentTable.='</table></td></tr></table>'."\n";
4123: $studentTable.='<input type="button" '.
4124: 'onClick="javascript:checkPickOne(this.form);"value="Next->" /></form>'."\n";
4125:
4126: $studentTable.=&show_grading_menu_form($symb);
4127: $request->print($studentTable);
4128:
4129: return '';
4130: }
4131:
4132: sub getSymbMap {
4133: my $navmap = Apache::lonnavmaps::navmap->new();
4134:
4135: my %symbx = ();
4136: my @titles = ();
4137: my $minder = 0;
4138:
4139: # Gather every sequence that has problems.
4140: my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); },
4141: 1,0,1);
4142: for my $sequence ($navmap->getById('0.0'), @sequences) {
4143: if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) {
4144: my $title = $minder.'.'.
4145: &HTML::Entities::encode($sequence->compTitle(),'"\'&');
4146: push(@titles, $title); # minder in case two titles are identical
4147: $symbx{$title} = &HTML::Entities::encode($sequence->symb(),'"\'&');
4148: $minder++;
4149: }
4150: }
4151: return \@titles,\%symbx;
4152: }
4153:
4154: #
4155: #--- Displays a page/sequence w/wo problems, w/wo submissions
4156: sub displayPage {
4157: my ($request) = shift;
4158:
4159: my ($symb) = &get_symb($request);
4160: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4161: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4162: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4163: my $pageTitle = $env{'form.page'};
4164: my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
4165: my ($uname,$udom) = split(/:/,$env{'form.student'});
4166: my $usec=$classlist->{$env{'form.student'}}[5];
4167:
4168: #need to make sure we have the correct data for later EXT calls,
4169: #thus invalidate the cache
4170: &Apache::lonnet::devalidatecourseresdata(
4171: $env{'course.'.$env{'request.course.id'}.'.num'},
4172: $env{'course.'.$env{'request.course.id'}.'.domain'});
4173: &Apache::lonnet::clear_EXT_cache_status();
4174:
4175: if (!&canview($usec)) {
4176: $request->print('<span class="LC_warning">Unable to view requested student.('.$env{'form.student'}.')</span>');
4177: $request->print(&show_grading_menu_form($symb));
4178: return;
4179: }
4180: my $result='<h3><span class="LC_info"> '.$env{'form.title'}.'</span></h3>';
4181: $result.='<h3> Student: '.&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom).
4182: '</h3>'."\n";
4183: if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
4184: $result.='<h3> CODE: '.$env{'form.CODE'}.'</h3>'."\n";
4185: } else {
4186: delete($env{'form.CODE'});
4187: }
4188: &sub_page_js($request);
4189: $request->print($result);
4190:
4191: my $navmap = Apache::lonnavmaps::navmap->new();
4192: my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'});
4193: my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
4194: if (!$map) {
4195: $request->print('<span class="LC_warning">Unable to view requested sequence. ('.$resUrl.')</span>');
4196: $request->print(&show_grading_menu_form($symb));
4197: return;
4198: }
4199: my $iterator = $navmap->getIterator($map->map_start(),
4200: $map->map_finish());
4201:
4202: my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n".
4203: '<input type="hidden" name="command" value="gradeByPage" />'."\n".
4204: '<input type="hidden" name="fullname" value="'.$$fullname{$env{'form.student'}}.'" />'."\n".
4205: '<input type="hidden" name="student" value="'.$env{'form.student'}.'" />'."\n".
4206: '<input type="hidden" name="page" value="'.$pageTitle.'" />'."\n".
4207: '<input type="hidden" name="title" value="'.$env{'form.title'}.'" />'."\n".
4208: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4209: '<input type="hidden" name="overRideScore" value="no" />'."\n".
4210: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n";
4211:
4212: if (defined($env{'form.CODE'})) {
4213: $studentTable.=
4214: '<input type="hidden" name="CODE" value="'.$env{'form.CODE'}.'" />'."\n";
4215: }
4216: my $checkIcon = '<img alt="'.&mt('Check Mark').
4217: '" src="'.$request->dir_config('lonIconsURL').
4218: '/check.gif" height="16" border="0" />';
4219:
4220: $studentTable.=' <b>Note:</b> Problems graded correct by the computer are marked with a '.$checkIcon.
4221: ' symbol.'."\n".
4222: '<table border="0"><tr><td bgcolor="#777777">'.
4223: '<table border="0"><tr bgcolor="#e6ffff">'.
4224: '<td align="center"><b> Prob. </b></td>'.
4225: '<td><b> '.($env{'form.vProb'} eq 'no' ? 'Title' : 'Problem Text').'/Grade</b></td></tr>';
4226:
4227: &Apache::lonxml::clear_problem_counter();
4228: my ($depth,$question,$prob) = (1,1,1);
4229: $iterator->next(); # skip the first BEGIN_MAP
4230: my $curRes = $iterator->next(); # for "current resource"
4231: while ($depth > 0) {
4232: if($curRes == $iterator->BEGIN_MAP) { $depth++; }
4233: if($curRes == $iterator->END_MAP) { $depth--; }
4234:
4235: if (ref($curRes) && $curRes->is_problem()) {
4236: my $parts = $curRes->parts();
4237: my $title = $curRes->compTitle();
4238: my $symbx = $curRes->symb();
4239: $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
4240: (scalar(@{$parts}) == 1 ? '' : '<br />('.scalar(@{$parts}).' parts)').'</td>';
4241: $studentTable.='<td valign="top">';
4242: my %form = ('CODE' => $env{'form.CODE'},);
4243: if ($env{'form.vProb'} eq 'yes' ) {
4244: $studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
4245: undef,'both',\%form);
4246: } else {
4247: my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form);
4248: $companswer =~ s|<form(.*?)>||g;
4249: $companswer =~ s|</form>||g;
4250: # while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
4251: # $companswer =~ s/$1/ /ms;
4252: # $request->print('match='.$1."<br />\n");
4253: # }
4254: # $companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
4255: $studentTable.=' <b>'.$title.'</b> <br /> <b>Correct answer:</b><br />'.$companswer;
4256: }
4257:
4258: my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
4259:
4260: if ($env{'form.lastSub'} eq 'datesub') {
4261: if ($record{'version'} eq '') {
4262: $studentTable.='<br /> <span class="LC_warning">No recorded submission for this problem</span><br />';
4263: } else {
4264: my %responseType = ();
4265: foreach my $partid (@{$parts}) {
4266: my @responseIds =$curRes->responseIds($partid);
4267: my @responseType =$curRes->responseType($partid);
4268: my %responseIds;
4269: for (my $i=0;$i<=$#responseIds;$i++) {
4270: $responseIds{$responseIds[$i]}=$responseType[$i];
4271: }
4272: $responseType{$partid} = \%responseIds;
4273: }
4274: $studentTable.= &displaySubByDates($symbx,\%record,$parts,\%responseType,$checkIcon,$uname,$udom);
4275:
4276: }
4277: } elsif ($env{'form.lastSub'} eq 'all') {
4278: my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
4279: $studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom,
4280: $env{'request.course.id'},
4281: '','.submission');
4282:
4283: }
4284: if (&canmodify($usec)) {
4285: foreach my $partid (@{$parts}) {
4286: $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record);
4287: $studentTable.='<input type="hidden" name="q_'.$question.'" value="'.$partid.'" />'."\n";
4288: $question++;
4289: }
4290: $prob++;
4291: }
4292: $studentTable.='</td></tr>';
4293:
4294: }
4295: $curRes = $iterator->next();
4296: }
4297:
4298: $studentTable.='</table></td></tr></table>'."\n".
4299: '<input type="button" value="Save" '.
4300: 'onClick="javascript:checkSubmitPage(this.form,'.$question.');" />'.
4301: '</form>'."\n";
4302: $studentTable.=&show_grading_menu_form($symb);
4303: $request->print($studentTable);
4304:
4305: return '';
4306: }
4307:
4308: sub displaySubByDates {
4309: my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
4310: my $isCODE=0;
4311: my $isTask = ($symb =~/\.task$/);
4312: if (exists($record->{'resource.CODE'})) { $isCODE=1; }
4313: my $studentTable=&Apache::loncommon::start_data_table().
4314: &Apache::loncommon::start_data_table_header_row().
4315: '<th>'.&mt('Date/Time').'</th>'.
4316: ($isCODE?'<th>'.&mt('CODE').'</th>':'').
4317: '<th>'.&mt('Submission').'</th>'.
4318: '<th>'.&mt('Status').'</th>'.
4319: &Apache::loncommon::end_data_table_header_row();
4320: my ($version);
4321: my %mark;
4322: my %orders;
4323: $mark{'correct_by_student'} = $checkIcon;
4324: if (!exists($$record{'1:timestamp'})) {
4325: return '<br /> <span class="LC_warning">'.&mt('Nothing submitted - no attempts').'</span><br />';
4326: }
4327:
4328: my $interaction;
4329: for ($version=1;$version<=$$record{'version'};$version++) {
4330: my $timestamp =
4331: &Apache::lonlocal::locallocaltime($$record{$version.':timestamp'});
4332: if (exists($$record{$version.':resource.0.version'})) {
4333: $interaction = $$record{$version.':resource.0.version'};
4334: }
4335:
4336: my $where = ($isTask ? "$version:resource.$interaction"
4337: : "$version:resource");
4338: $studentTable.=&Apache::loncommon::start_data_table_row().
4339: '<td>'.$timestamp.'</td>';
4340: if ($isCODE) {
4341: $studentTable.='<td>'.$record->{$version.':resource.CODE'}.'</td>';
4342: }
4343: my @versionKeys = split(/\:/,$$record{$version.':keys'});
4344: my @displaySub = ();
4345: foreach my $partid (@{$parts}) {
4346: my @matchKey = ($isTask ? sort(grep /^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys)
4347: : sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys));
4348:
4349:
4350: # next if ($$record{"$version:resource.$partid.solved"} eq '');
4351: my $display_part=&get_display_part($partid,$symb);
4352: foreach my $matchKey (@matchKey) {
4353: if (exists($$record{$version.':'.$matchKey}) &&
4354: $$record{$version.':'.$matchKey} ne '') {
4355:
4356: my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/)
4357: : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/));
4358: $displaySub[0].='<b>'.&mt('Part:').'</b> '.$display_part.' ';
4359: $displaySub[0].='<span class="LC_internal_info">('.&mt('ID').' '.
4360: $responseId.')</span> <b>';
4361: if ($$record{"$where.$partid.tries"} eq '') {
4362: $displaySub[0].=&mt('Trial not counted');
4363: } else {
4364: $displaySub[0].=&mt('Trial [_1]',
4365: $$record{"$where.$partid.tries"});
4366: }
4367: my $responseType=($isTask ? 'Task'
4368: : $responseType->{$partid}->{$responseId});
4369: if (!exists($orders{$partid})) { $orders{$partid}={}; }
4370: if (!exists($orders{$partid}->{$responseId})) {
4371: $orders{$partid}->{$responseId}=
4372: &get_order($partid,$responseId,$symb,$uname,$udom);
4373: }
4374: $displaySub[0].='</b> '.
4375: &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom).'<br />';
4376: }
4377: }
4378: if (exists($$record{"$where.$partid.checkedin"})) {
4379: $displaySub[1].='Checked in by '.
4380: $$record{"$where.$partid.checkedin"}.' into slot '.
4381: $$record{"$where.$partid.checkedin.slot"}.
4382: '<br />';
4383: }
4384: if (exists $$record{"$where.$partid.award"}) {
4385: $displaySub[1].='<b>Part:</b> '.$display_part.' '.
4386: lc($$record{"$where.$partid.award"}).' '.
4387: $mark{$$record{"$where.$partid.solved"}}.
4388: '<br />';
4389: }
4390: if (exists $$record{"$where.$partid.regrader"}) {
4391: $displaySub[2].=$$record{"$where.$partid.regrader"}.
4392: ' (<b>'.&mt('Part').':</b> '.$display_part.')';
4393: } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) {
4394: $displaySub[2].=
4395: $$record{"$version:resource.$partid.regrader"}.
4396: ' (<b>'.&mt('Part').':</b> '.$display_part.')';
4397: }
4398: }
4399: # needed because old essay regrader has not parts info
4400: if (exists $$record{"$version:resource.regrader"}) {
4401: $displaySub[2].=$$record{"$version:resource.regrader"};
4402: }
4403: $studentTable.='<td>'.$displaySub[0].' </td><td>'.$displaySub[1];
4404: if ($displaySub[2]) {
4405: $studentTable.=&mt('Manually graded by [_1]',$displaySub[2]);
4406: }
4407: $studentTable.=' </td>'.
4408: &Apache::loncommon::end_data_table_row();
4409: }
4410: $studentTable.=&Apache::loncommon::end_data_table();
4411: return $studentTable;
4412: }
4413:
4414: sub updateGradeByPage {
4415: my ($request) = shift;
4416:
4417: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4418: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4419: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4420: my $pageTitle = $env{'form.page'};
4421: my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
4422: my ($uname,$udom) = split(/:/,$env{'form.student'});
4423: my $usec=$classlist->{$env{'form.student'}}[5];
4424: if (!&canmodify($usec)) {
4425: $request->print('<span class="LC_warning">Unable to modify requested student.('.$env{'form.student'}.'</span>');
4426: $request->print(&show_grading_menu_form($env{'form.symb'}));
4427: return;
4428: }
4429: my $result='<h3><span class="LC_info"> '.$env{'form.title'}.'</span></h3>';
4430: $result.='<h3> Student: '.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).
4431: '</h3>'."\n";
4432:
4433: $request->print($result);
4434:
4435: my $navmap = Apache::lonnavmaps::navmap->new();
4436: my ($mapUrl, $id, $resUrl) = &Apache::lonnet::decode_symb( $env{'form.page'});
4437: my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
4438: if (!$map) {
4439: $request->print('<span class="LC_warning">Unable to grade requested sequence. ('.$resUrl.')</span>');
4440: my ($symb)=&get_symb($request);
4441: $request->print(&show_grading_menu_form($symb));
4442: return;
4443: }
4444: my $iterator = $navmap->getIterator($map->map_start(),
4445: $map->map_finish());
4446:
4447: my $studentTable='<table border="0"><tr><td bgcolor="#777777">'.
4448: '<table border="0"><tr bgcolor="#e6ffff">'.
4449: '<td align="center"><b> Prob. </b></td>'.
4450: '<td><b> Title </b></td>'.
4451: '<td><b> Previous Score </b></td>'.
4452: '<td><b> New Score </b></td></tr>';
4453:
4454: $iterator->next(); # skip the first BEGIN_MAP
4455: my $curRes = $iterator->next(); # for "current resource"
4456: my ($depth,$question,$prob,$changeflag)= (1,1,1,0);
4457: while ($depth > 0) {
4458: if($curRes == $iterator->BEGIN_MAP) { $depth++; }
4459: if($curRes == $iterator->END_MAP) { $depth--; }
4460:
4461: if (ref($curRes) && $curRes->is_problem()) {
4462: my $parts = $curRes->parts();
4463: my $title = $curRes->compTitle();
4464: my $symbx = $curRes->symb();
4465: $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
4466: (scalar(@{$parts}) == 1 ? '' : '<br />('.scalar(@{$parts}).' parts)').'</td>';
4467: $studentTable.='<td valign="top"> <b>'.$title.'</b> </td>';
4468:
4469: my %newrecord=();
4470: my @displayPts=();
4471: my %aggregate = ();
4472: my $aggregateflag = 0;
4473: foreach my $partid (@{$parts}) {
4474: my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid};
4475: my $oldpts = $env{'form.oldpts'.$question.'_'.$partid};
4476:
4477: my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ?
4478: $env{'form.WGT'.$question.'_'.$partid} : 1;
4479: my $partial = $newpts/$wgt;
4480: my $score;
4481: if ($partial > 0) {
4482: $score = 'correct_by_override';
4483: } elsif ($newpts ne '') { #empty is taken as 0
4484: $score = 'incorrect_by_override';
4485: }
4486: my $dropMenu = $env{'form.GD_SEL'.$question.'_'.$partid};
4487: if ($dropMenu eq 'excused') {
4488: $partial = '';
4489: $score = 'excused';
4490: } elsif ($dropMenu eq 'reset status'
4491: && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists
4492: $newrecord{'resource.'.$partid.'.tries'} = 0;
4493: $newrecord{'resource.'.$partid.'.solved'} = '';
4494: $newrecord{'resource.'.$partid.'.award'} = '';
4495: $newrecord{'resource.'.$partid.'.awarded'} = 0;
4496: $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}";
4497: $changeflag++;
4498: $newpts = '';
4499:
4500: my $aggtries = $env{'form.aggtries'.$question.'_'.$partid};
4501: my $totaltries = $env{'form.totaltries'.$question.'_'.$partid};
4502: my $solvedstatus = $env{'form.solved'.$question.'_'.$partid};
4503: if ($aggtries > 0) {
4504: &decrement_aggs($symbx,$partid,\%aggregate,$aggtries,$totaltries,$solvedstatus);
4505: $aggregateflag = 1;
4506: }
4507: }
4508: my $display_part=&get_display_part($partid,$curRes->symb());
4509: my $oldstatus = $env{'form.solved'.$question.'_'.$partid};
4510: $displayPts[0].=' <b>Part:</b> '.$display_part.' = '.
4511: (($oldstatus eq 'excused') ? 'excused' : $oldpts).
4512: ' <br />';
4513: $displayPts[1].=' <b>Part:</b> '.$display_part.' = '.
4514: (($score eq 'excused') ? 'excused' : $newpts).
4515: ' <br />';
4516: $question++;
4517: next if ($dropMenu eq 'reset status' || ($newpts eq $oldpts && $score ne 'excused'));
4518:
4519: $newrecord{'resource.'.$partid.'.awarded'} = $partial if $partial ne '';
4520: $newrecord{'resource.'.$partid.'.solved'} = $score if $score ne '';
4521: $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}"
4522: if (scalar(keys(%newrecord)) > 0);
4523:
4524: $changeflag++;
4525: }
4526: if (scalar(keys(%newrecord)) > 0) {
4527: my %record =
4528: &Apache::lonnet::restore($symbx,$env{'request.course.id'},
4529: $udom,$uname);
4530:
4531: if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
4532: $newrecord{'resource.CODE'} = $env{'form.CODE'};
4533: } elsif (&Apache::lonnet::validCODE($record{'resource.CODE'})) {
4534: $newrecord{'resource.CODE'} = '';
4535: }
4536: &Apache::lonnet::cstore(\%newrecord,$symbx,$env{'request.course.id'},
4537: $udom,$uname);
4538: %record = &Apache::lonnet::restore($symbx,
4539: $env{'request.course.id'},
4540: $udom,$uname);
4541: &check_and_remove_from_queue($parts,\%record,undef,$symbx,
4542: $cdom,$cnum,$udom,$uname);
4543: }
4544:
4545: if ($aggregateflag) {
4546: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
4547: $env{'course.'.$env{'request.course.id'}.'.domain'},
4548: $env{'course.'.$env{'request.course.id'}.'.num'});
4549: }
4550:
4551: $studentTable.='<td valign="top">'.$displayPts[0].'</td>'.
4552: '<td valign="top">'.$displayPts[1].'</td>'.
4553: '</tr>';
4554:
4555: $prob++;
4556: }
4557: $curRes = $iterator->next();
4558: }
4559:
4560: $studentTable.='</td></tr></table></td></tr></table>';
4561: $studentTable.=&show_grading_menu_form($env{'form.symb'});
4562: my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' :
4563: 'The scores were changed for '.
4564: $changeflag.' problem'.($changeflag == 1 ? '.' : 's.'));
4565: $request->print($grademsg.$studentTable);
4566:
4567: return '';
4568: }
4569:
4570: #-------- end of section for handling grading by page/sequence ---------
4571: #
4572: #-------------------------------------------------------------------
4573:
4574: #--------------------Scantron Grading-----------------------------------
4575: #
4576: #------ start of section for handling grading by page/sequence ---------
4577:
4578: =pod
4579:
4580: =head1 Bubble sheet grading routines
4581:
4582: For this documentation:
4583:
4584: 'scanline' refers to the full line of characters
4585: from the file that we are parsing that represents one entire sheet
4586:
4587: 'bubble line' refers to the data
4588: representing the line of bubbles that are on the physical bubble sheet
4589:
4590:
4591: The overall process is that a scanned in bubble sheet data is uploaded
4592: into a course. When a user wants to grade, they select a
4593: sequence/folder of resources, a file of bubble sheet info, and pick
4594: one of the predefined configurations for what each scanline looks
4595: like.
4596:
4597: Next each scanline is checked for any errors of either 'missing
4598: bubbles' (it's an error because it may have been mis-scanned
4599: because too light bubbling), 'double bubble' (each bubble line should
4600: have no more that one letter picked), invalid or duplicated CODE,
4601: invalid student ID
4602:
4603: If the CODE option is used that determines the randomization of the
4604: homework problems, either way the student ID is looked up into a
4605: username:domain.
4606:
4607: During the validation phase the instructor can choose to skip scanlines.
4608:
4609: After the validation phase, there are now 3 bubble sheet files
4610:
4611: scantron_original_filename (unmodified original file)
4612: scantron_corrected_filename (file where the corrected information has replaced the original information)
4613: scantron_skipped_filename (contains the exact text of scanlines that where skipped)
4614:
4615: Also there is a separate hash nohist_scantrondata that contains extra
4616: correction information that isn't representable in the bubble sheet
4617: file (see &scantron_getfile() for more information)
4618:
4619: After all scanlines are either valid, marked as valid or skipped, then
4620: foreach line foreach problem in the picked sequence, an ssi request is
4621: made that simulates a user submitting their selected letter(s) against
4622: the homework problem.
4623:
4624: =over 4
4625:
4626:
4627:
4628: =item defaultFormData
4629:
4630: Returns html hidden inputs used to hold context/default values.
4631:
4632: Arguments:
4633: $symb - $symb of the current resource
4634:
4635: =cut
4636:
4637: sub defaultFormData {
4638: my ($symb)=@_;
4639: return '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4640: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
4641: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
4642: }
4643:
4644:
4645: =pod
4646:
4647: =item getSequenceDropDown
4648:
4649: Return html dropdown of possible sequences to grade
4650:
4651: Arguments:
4652: $symb - $symb of the current resource
4653:
4654: =cut
4655:
4656: sub getSequenceDropDown {
4657: my ($symb)=@_;
4658: my $result='<select name="selectpage">'."\n";
4659: my ($titles,$symbx) = &getSymbMap();
4660: my ($curpage)=&Apache::lonnet::decode_symb($symb);
4661: my $ctr=0;
4662: foreach (@$titles) {
4663: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4664: $result.='<option value="'.$$symbx{$_}.'" '.
4665: ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
4666: '>'.$showtitle.'</option>'."\n";
4667: $ctr++;
4668: }
4669: $result.= '</select>';
4670: return $result;
4671: }
4672:
4673:
4674: =pod
4675:
4676: =item scantron_filenames
4677:
4678: Returns a list of the scantron files in the current course
4679:
4680: =cut
4681:
4682: sub scantron_filenames {
4683: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
4684: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
4685: my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname,
4686: &propath($cdom,$cname));
4687: my @possiblenames;
4688: foreach my $filename (sort(@files)) {
4689: ($filename)=split(/&/,$filename);
4690: if ($filename!~/^scantron_orig_/) { next ; }
4691: $filename=~s/^scantron_orig_//;
4692: push(@possiblenames,$filename);
4693: }
4694: return @possiblenames;
4695: }
4696:
4697: =pod
4698:
4699: =item scantron_uploads
4700:
4701: Returns html drop-down list of scantron files in current course.
4702:
4703: Arguments:
4704: $file2grade - filename to set as selected in the dropdown
4705:
4706: =cut
4707:
4708: sub scantron_uploads {
4709: my ($file2grade) = @_;
4710: my $result= '<select name="scantron_selectfile">';
4711: $result.="<option></option>";
4712: foreach my $filename (sort(&scantron_filenames())) {
4713: $result.="<option".($filename eq $file2grade ? ' selected="selected"':'').">$filename</option>\n";
4714: }
4715: $result.="</select>";
4716: return $result;
4717: }
4718:
4719: =pod
4720:
4721: =item scantron_scantab
4722:
4723: Returns html drop down of the scantron formats in the scantronformat.tab
4724: file.
4725:
4726: =cut
4727:
4728: sub scantron_scantab {
4729: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
4730: my $result='<select name="scantron_format">'."\n";
4731: $result.='<option></option>'."\n";
4732: foreach my $line (<$fh>) {
4733: my ($name,$descrip)=split(/:/,$line);
4734: if ($name =~ /^\#/) { next; }
4735: $result.='<option value="'.$name.'">'.$descrip.'</option>'."\n";
4736: }
4737: $result.='</select>'."\n";
4738:
4739: return $result;
4740: }
4741:
4742: =pod
4743:
4744: =item scantron_CODElist
4745:
4746: Returns html drop down of the saved CODE lists from current course,
4747: generated from earlier printings.
4748:
4749: =cut
4750:
4751: sub scantron_CODElist {
4752: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4753: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4754: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
4755: my $namechoice='<option></option>';
4756: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
4757: if ($name =~ /^error: 2 /) { next; }
4758: if ($name =~ /^type\0/) { next; }
4759: $namechoice.='<option value="'.$name.'">'.$name.'</option>';
4760: }
4761: $namechoice='<select name="scantron_CODElist">'.$namechoice.'</select>';
4762: return $namechoice;
4763: }
4764:
4765: =pod
4766:
4767: =item scantron_CODEunique
4768:
4769: Returns the html for "Each CODE to be used once" radio.
4770:
4771: =cut
4772:
4773: sub scantron_CODEunique {
4774: my $result='<span style="white-space: nowrap;">
4775: <label><input type="radio" name="scantron_CODEunique"
4776: value="yes" checked="checked" />'.&mt('Yes').' </label>
4777: </span>
4778: <span style="white-space: nowrap;">
4779: <label><input type="radio" name="scantron_CODEunique"
4780: value="no" />'.&mt('No').' </label>
4781: </span>';
4782: return $result;
4783: }
4784:
4785: =pod
4786:
4787: =item scantron_selectphase
4788:
4789: Generates the initial screen to start the bubble sheet process.
4790: Allows for - starting a grading run.
4791: - downloading existing scan data (original, corrected
4792: or skipped info)
4793:
4794: - uploading new scan data
4795:
4796: Arguments:
4797: $r - The Apache request object
4798: $file2grade - name of the file that contain the scanned data to score
4799:
4800: =cut
4801:
4802: sub scantron_selectphase {
4803: my ($r,$file2grade) = @_;
4804: my ($symb)=&get_symb($r);
4805: if (!$symb) {return '';}
4806: my $sequence_selector=&getSequenceDropDown($symb);
4807: my $default_form_data=&defaultFormData($symb);
4808: my $grading_menu_button=&show_grading_menu_form($symb);
4809: my $file_selector=&scantron_uploads($file2grade);
4810: my $format_selector=&scantron_scantab();
4811: my $CODE_selector=&scantron_CODElist();
4812: my $CODE_unique=&scantron_CODEunique();
4813: my $result;
4814:
4815: # Chunk of form to prompt for a file to grade and how:
4816:
4817: $result.= <<SCANTRONFORM;
4818: <table width="100%" border="0">
4819: <tr>
4820: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
4821: <td bgcolor="#777777">
4822: <input type="hidden" name="command" value="scantron_warning" />
4823: $default_form_data
4824: <table width="100%" border="0">
4825: <tr bgcolor="#e6ffff">
4826: <td colspan="2">
4827: <b>Specify file and which Folder/Sequence to grade</b>
4828: </td>
4829: </tr>
4830: <tr bgcolor="#ffffe6">
4831: <td> Sequence to grade: </td><td> $sequence_selector </td>
4832: </tr>
4833: <tr bgcolor="#ffffe6">
4834: <td> Filename of scoring office file: </td><td> $file_selector </td>
4835: </tr>
4836: <tr bgcolor="#ffffe6">
4837: <td> Format of data file: </td><td> $format_selector </td>
4838: </tr>
4839: <tr bgcolor="#ffffe6">
4840: <td> Saved CODEs to validate against: </td><td> $CODE_selector</td>
4841: </tr>
4842: <tr bgcolor="#ffffe6">
4843: <td> Each CODE is only to be used once:</td><td> $CODE_unique </td>
4844: </tr>
4845: <tr bgcolor="#ffffe6">
4846: <td> Options: </td>
4847: <td>
4848: <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records</label> <br />
4849: <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all existing corrections</label> <br />
4850: <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> Skip hidden resources when grading</label>
4851: </td>
4852: </tr>
4853: <tr bgcolor="#ffffe6">
4854: <td colspan="2">
4855: <input type="submit" value="Grading: Validate Scantron Records" />
4856: </td>
4857: </tr>
4858: </table>
4859: </td>
4860: </form>
4861: </tr>
4862: SCANTRONFORM
4863:
4864: $r->print($result);
4865:
4866: if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) ||
4867: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
4868:
4869: # Chunk of form to prompt for a scantron file upload.
4870:
4871: $r->print(<<SCANTRONFORM);
4872: <tr>
4873: <td bgcolor="#777777">
4874: <table width="100%" border="0">
4875: <tr bgcolor="#e6ffff">
4876: <td>
4877: <b>Specify a Scantron data file to upload.</b>
4878: </td>
4879: </tr>
4880: <tr bgcolor="#ffffe6">
4881: <td>
4882: SCANTRONFORM
4883: my $default_form_data=&defaultFormData(&get_symb($r,1));
4884: my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
4885: my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
4886: $r->print(<<UPLOAD);
4887: <script type="text/javascript" language="javascript">
4888: function checkUpload(formname) {
4889: if (formname.upfile.value == "") {
4890: alert("Please use the browse button to select a file from your local directory.");
4891: return false;
4892: }
4893: formname.submit();
4894: }
4895: </script>
4896:
4897: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
4898: $default_form_data
4899: <input name='courseid' type='hidden' value='$cnum' />
4900: <input name='domainid' type='hidden' value='$cdom' />
4901: <input name='command' value='scantronupload_save' type='hidden' />
4902: File to upload:<input type="file" name="upfile" size="50" />
4903: <br />
4904: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
4905: </form>
4906: UPLOAD
4907:
4908: $r->print(<<SCANTRONFORM);
4909: </td>
4910: </tr>
4911: </table>
4912: </td>
4913: </tr>
4914: SCANTRONFORM
4915: }
4916:
4917: # Chunk of the form that prompts to view a scoring office file,
4918: # corrected file, skipped records in a file.
4919:
4920: $r->print(<<SCANTRONFORM);
4921: <tr>
4922: <form action='/adm/grades' name='scantron_download'>
4923: <td bgcolor="#777777">
4924: $default_form_data
4925: <input type="hidden" name="command" value="scantron_download" />
4926: <table width="100%" border="0">
4927: <tr bgcolor="#e6ffff">
4928: <td colspan="2">
4929: <b>Download a scoring office file</b>
4930: </td>
4931: </tr>
4932: <tr bgcolor="#ffffe6">
4933: <td> Filename of scoring office file: </td><td> $file_selector </td>
4934: </tr>
4935: <tr bgcolor="#ffffe6">
4936: <td colspan="2">
4937: <input type="submit" value="Download: Show List of Associated Files" />
4938: </td>
4939: </tr>
4940: </table>
4941: </td>
4942: </form>
4943: </tr>
4944: SCANTRONFORM
4945:
4946: $r->print('<tr><td bgcolor="#777777">');
4947: &Apache::lonpickcode::code_list($r,2);
4948: $r->print('</td></tr></table>');
4949: $r->print($grading_menu_button);
4950: return
4951: }
4952:
4953: =pod
4954:
4955: =item get_scantron_config
4956:
4957: Parse and return the scantron configuration line selected as a
4958: hash of configuration file fields.
4959:
4960: Arguments:
4961: which - the name of the configuration to parse from the file.
4962:
4963:
4964: Returns:
4965: If the named configuration is not in the file, an empty
4966: hash is returned.
4967: a hash with the fields
4968: name - internal name for the this configuration setup
4969: description - text to display to operator that describes this config
4970: CODElocation - if 0 or the string 'none'
4971: - no CODE exists for this config
4972: if -1 || the string 'letter'
4973: - a CODE exists for this config and is
4974: a string of letters
4975: Unsupported value (but planned for future support)
4976: if a positive integer
4977: - The CODE exists as the first n items from
4978: the question section of the form
4979: if the string 'number'
4980: - The CODE exists for this config and is
4981: a string of numbers
4982: CODEstart - (only matter if a CODE exists) column in the line where
4983: the CODE starts
4984: CODElength - length of the CODE
4985: IDstart - column where the student ID number starts
4986: IDlength - length of the student ID info
4987: Qstart - column where the information from the bubbled
4988: 'questions' start
4989: Qlength - number of columns comprising a single bubble line from
4990: the sheet. (usually either 1 or 10)
4991: Qon - either a single character representing the character used
4992: to signal a bubble was chosen in the positional setup, or
4993: the string 'letter' if the letter of the chosen bubble is
4994: in the final, or 'number' if a number representing the
4995: chosen bubble is in the file (1->A 0->J)
4996: Qoff - the character used to represent that a bubble was
4997: left blank
4998: PaperID - if the scanning process generates a unique number for each
4999: sheet scanned the column that this ID number starts in
5000: PaperIDlength - number of columns that comprise the unique ID number
5001: for the sheet of paper
5002: FirstName - column that the first name starts in
5003: FirstNameLength - number of columns that the first name spans
5004:
5005: LastName - column that the last name starts in
5006: LastNameLength - number of columns that the last name spans
5007:
5008: =cut
5009:
5010: sub get_scantron_config {
5011: my ($which) = @_;
5012: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
5013: my %config;
5014: #FIXME probably should move to XML it has already gotten a bit much now
5015: foreach my $line (<$fh>) {
5016: my ($name,$descrip)=split(/:/,$line);
5017: if ($name ne $which ) { next; }
5018: chomp($line);
5019: my @config=split(/:/,$line);
5020: $config{'name'}=$config[0];
5021: $config{'description'}=$config[1];
5022: $config{'CODElocation'}=$config[2];
5023: $config{'CODEstart'}=$config[3];
5024: $config{'CODElength'}=$config[4];
5025: $config{'IDstart'}=$config[5];
5026: $config{'IDlength'}=$config[6];
5027: $config{'Qstart'}=$config[7];
5028: $config{'Qlength'}=$config[8];
5029: $config{'Qoff'}=$config[9];
5030: $config{'Qon'}=$config[10];
5031: $config{'PaperID'}=$config[11];
5032: $config{'PaperIDlength'}=$config[12];
5033: $config{'FirstName'}=$config[13];
5034: $config{'FirstNamelength'}=$config[14];
5035: $config{'LastName'}=$config[15];
5036: $config{'LastNamelength'}=$config[16];
5037: last;
5038: }
5039: return %config;
5040: }
5041:
5042: =pod
5043:
5044: =item username_to_idmap
5045:
5046: creates a hash keyed by student id with values of the corresponding
5047: student username:domain.
5048:
5049: Arguments:
5050:
5051: $classlist - reference to the class list hash. This is a hash
5052: keyed by student name:domain whose elements are references
5053: to arrays containing various chunks of information
5054: about the student. (See loncoursedata for more info).
5055:
5056: Returns
5057: %idmap - the constructed hash
5058:
5059: =cut
5060:
5061: sub username_to_idmap {
5062: my ($classlist)= @_;
5063: my %idmap;
5064: foreach my $student (keys(%$classlist)) {
5065: $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
5066: $student;
5067: }
5068: return %idmap;
5069: }
5070:
5071: =pod
5072:
5073: =item scantron_fixup_scanline
5074:
5075: Process a requested correction to a scanline.
5076:
5077: Arguments:
5078: $scantron_config - hash from &get_scantron_config()
5079: $scan_data - hash of correction information
5080: (see &scantron_getfile())
5081: $line - existing scanline
5082: $whichline - line number of the passed in scanline
5083: $field - type of change to process
5084: (either
5085: 'ID' -> correct the student ID number
5086: 'CODE' -> correct the CODE
5087: 'answer' -> fixup the submitted answers)
5088:
5089: $args - hash of additional info,
5090: - 'ID'
5091: 'newid' -> studentID to use in replacement
5092: of existing one
5093: - 'CODE'
5094: 'CODE_ignore_dup' - set to true if duplicates
5095: should be ignored.
5096: 'CODE' - is new code or 'use_unfound'
5097: if the existing unfound code should
5098: be used as is
5099: - 'answer'
5100: 'response' - new answer or 'none' if blank
5101: 'question' - the bubble line to change
5102:
5103: Returns:
5104: $line - the modified scanline
5105:
5106: Side effects:
5107: $scan_data - may be updated
5108:
5109: =cut
5110:
5111:
5112: sub scantron_fixup_scanline {
5113: my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
5114:
5115: if ($field eq 'ID') {
5116: if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
5117: return ($line,1,'New value too large');
5118: }
5119: if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) {
5120: $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s',
5121: $args->{'newid'});
5122: }
5123: substr($line,$$scantron_config{'IDstart'}-1,
5124: $$scantron_config{'IDlength'})=$args->{'newid'};
5125: if ($args->{'newid'}=~/^\s*$/) {
5126: &scan_data($scan_data,"$whichline.user",
5127: $args->{'username'}.':'.$args->{'domain'});
5128: }
5129: } elsif ($field eq 'CODE') {
5130: if ($args->{'CODE_ignore_dup'}) {
5131: &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1');
5132: }
5133: &scan_data($scan_data,"$whichline.useCODE",'1');
5134: if ($args->{'CODE'} ne 'use_unfound') {
5135: if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) {
5136: return ($line,1,'New CODE value too large');
5137: }
5138: if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) {
5139: $args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'});
5140: }
5141: substr($line,$$scantron_config{'CODEstart'}-1,
5142: $$scantron_config{'CODElength'})=$args->{'CODE'};
5143: }
5144: } elsif ($field eq 'answer') {
5145: my $length=$scantron_config->{'Qlength'};
5146: my $off=$scantron_config->{'Qoff'};
5147: my $on=$scantron_config->{'Qon'};
5148: my $answer=${off}x$length;
5149: if ($args->{'response'} eq 'none') {
5150: &scan_data($scan_data,
5151: "$whichline.no_bubble.".$args->{'question'},'1');
5152: } else {
5153: if ($on eq 'letter') {
5154: my @alphabet=('A'..'Z');
5155: $answer=$alphabet[$args->{'response'}];
5156: } elsif ($on eq 'number') {
5157: $answer=$args->{'response'}+1;
5158: if ($answer == 10) { $answer = '0'; }
5159: } else {
5160: substr($answer,$args->{'response'},1)=$on;
5161: }
5162: &scan_data($scan_data,
5163: "$whichline.no_bubble.".$args->{'question'},undef,'1');
5164: }
5165: my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
5166: substr($line,$where-1,$length)=$answer;
5167: }
5168: return $line;
5169: }
5170:
5171: =pod
5172:
5173: =item scan_data
5174:
5175: Edit or look up an item in the scan_data hash.
5176:
5177: Arguments:
5178: $scan_data - The hash (see scantron_getfile)
5179: $key - shorthand of the key to edit (actual key is
5180: scantronfilename_key).
5181: $data - New value of the hash entry.
5182: $delete - If true, the entry is removed from the hash.
5183:
5184: Returns:
5185: The new value of the hash table field (undefined if deleted).
5186:
5187: =cut
5188:
5189:
5190: sub scan_data {
5191: my ($scan_data,$key,$value,$delete)=@_;
5192: my $filename=$env{'form.scantron_selectfile'};
5193: if (defined($value)) {
5194: $scan_data->{$filename.'_'.$key} = $value;
5195: }
5196: if ($delete) { delete($scan_data->{$filename.'_'.$key}); }
5197: return $scan_data->{$filename.'_'.$key};
5198: }
5199:
5200: =pod
5201:
5202: =item scantron_parse_scanline
5203:
5204: Decodes a scanline from the selected scantron file
5205:
5206: Arguments:
5207: line - The text of the scantron file line to process
5208: whichline - Line number
5209: scantron_config - Hash describing the format of the scantron lines.
5210: scan_data - Hash of extra information about the scanline
5211: (see scantron_getfile for more information)
5212: just_header - True if should not process question answers but only
5213: the stuff to the left of the answers.
5214: Returns:
5215: Hash containing the result of parsing the scanline
5216:
5217: Keys are all proceeded by the string 'scantron.'
5218:
5219: CODE - the CODE in use for this scanline
5220: useCODE - 1 if the CODE is invalid but it usage has been forced
5221: by the operator
5222: CODE_ignore_dup - 1 if the CODE is a duplicated use when unique
5223: CODEs were selected, but the usage has been
5224: forced by the operator
5225: ID - student ID
5226: PaperID - if used, the ID number printed on the sheet when the
5227: paper was scanned
5228: FirstName - first name from the sheet
5229: LastName - last name from the sheet
5230:
5231: if just_header was not true these key may also exist
5232:
5233: missingerror - a list of bubble ranges that are considered to be answers
5234: to a single question that don't have any bubbles filled in.
5235: Of the form questionnumber:firstbubblenumber:count.
5236: doubleerror - a list of bubble ranges that are considered to be answers
5237: to a single question that have more than one bubble filled in.
5238: Of the form questionnumber::firstbubblenumber:count
5239:
5240: In the above, count is the number of bubble responses in the
5241: input line needed to represent the possible answers to the question.
5242: e.g. a radioresponse with 15 choices in an answer sheet with 10 choices
5243: per line would have count = 2.
5244:
5245: maxquest - the number of the last bubble line that was parsed
5246:
5247: (<number> starts at 1)
5248: <number>.answer - zero or more letters representing the selected
5249: letters from the scanline for the bubble line
5250: <number>.
5251: if blank there was either no bubble or there where
5252: multiple bubbles, (consult the keys missingerror and
5253: doubleerror if this is an error condition)
5254:
5255: =cut
5256:
5257: sub scantron_parse_scanline {
5258: my ($line,$whichline,$scantron_config,$scan_data,$just_header)=@_;
5259:
5260: my %record;
5261: my $questions=substr($line,$$scantron_config{'Qstart'}-1); # Answers
5262: my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # earlier stuff
5263: if (!($$scantron_config{'CODElocation'} eq 0 ||
5264: $$scantron_config{'CODElocation'} eq 'none')) {
5265: if ($$scantron_config{'CODElocation'} < 0 ||
5266: $$scantron_config{'CODElocation'} eq 'letter' ||
5267: $$scantron_config{'CODElocation'} eq 'number') {
5268: $record{'scantron.CODE'}=substr($data,
5269: $$scantron_config{'CODEstart'}-1,
5270: $$scantron_config{'CODElength'});
5271: if (&scan_data($scan_data,"$whichline.useCODE")) {
5272: $record{'scantron.useCODE'}=1;
5273: }
5274: if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) {
5275: $record{'scantron.CODE_ignore_dup'}=1;
5276: }
5277: } else {
5278: #FIXME interpret first N questions
5279: }
5280: }
5281: $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
5282: $$scantron_config{'IDlength'});
5283: $record{'scantron.PaperID'}=
5284: substr($data,$$scantron_config{'PaperID'}-1,
5285: $$scantron_config{'PaperIDlength'});
5286: $record{'scantron.FirstName'}=
5287: substr($data,$$scantron_config{'FirstName'}-1,
5288: $$scantron_config{'FirstNamelength'});
5289: $record{'scantron.LastName'}=
5290: substr($data,$$scantron_config{'LastName'}-1,
5291: $$scantron_config{'LastNamelength'});
5292: if ($just_header) { return \%record; }
5293:
5294: my @alphabet=('A'..'Z');
5295: my $questnum=0;
5296: my $ansnum =1; # Multiple 'answer lines'/question.
5297:
5298: chomp($questions); # Get rid of any trailing \n.
5299: $questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads).
5300: while (length($questions)) {
5301: my $answers_needed = $bubble_lines_per_response{$questnum};
5302: my $answer_length = $$scantron_config{'Qlength'} * $answers_needed;
5303:
5304:
5305:
5306: $questnum++;
5307: my $currentquest = substr($questions,0,$answer_length);
5308: $questions = substr($questions,0,$answer_length)='';
5309: if (length($currentquest) < $answer_length) { next; }
5310:
5311: # Qon letter implies for each slot in currentquest we have:
5312: # ? or * for doubles a letter in A-Z for a bubble and
5313: # about anything else (esp. a value of Qoff for missing
5314: # bubbles.
5315:
5316:
5317: if ($$scantron_config{'Qon'} eq 'letter') {
5318:
5319: if ($currentquest =~ /\?/
5320: || $currentquest =~ /\*/
5321: || (&occurence_count($currentquest, "[A-Z]") > 1)) {
5322: push(@{$record{'scantron.doubleerror'}},$questnum);
5323: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5324: my $bubble = substr($currentquest, $ans, 1);
5325: if ($bubble =~ /[A-Z]/ ) {
5326: $record{"scantron.$ansnum.answer"} = $bubble;
5327: } else {
5328: $record{"scantron.$ansnum.answer"}='';
5329: }
5330: $ansnum++;
5331: }
5332:
5333: } elsif (!defined($currentquest)
5334: || (&occurence_count($currentquest, $$scantron_config{'Qoff'}) == length($currentquest))
5335: || (&occurence_count($currentquest, "[A-Z]") == 0)) {
5336: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5337: $record{"scantron.$ansnum.answer"}='';
5338: $ansnum++;
5339:
5340: }
5341: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5342: push(@{$record{"scantron.missingerror"}},$questnum);
5343: # $ansnum += $answers_needed;
5344: }
5345: } else {
5346: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5347: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5348: $ansnum++;
5349: }
5350: }
5351:
5352: # Qon 'number' implies each slot gives a digit that indexes the
5353: # the bubbles filled or Qoff or a non number for unbubbled lines.
5354: # and *? for double bubbles on a line.
5355: # these answers are also stored as letters.
5356:
5357: } elsif ($$scantron_config{'Qon'} eq 'number') {
5358: if ($currentquest =~ /\?/
5359: || $currentquest =~ /\*/
5360: || (&occurence_count($currentquest, '\d') > 1)) {
5361: push(@{$record{'scantron.doubleerror'}},$questnum);
5362: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5363: my $bubble = substr($currentquest, $ans, 1);
5364: if ($bubble =~ /\d/) {
5365: $record{"scantron.$ansnum.answer"} = $alphabet[$bubble];
5366: } else {
5367: $record{"scantron.$ansnum.answer"}=' ';
5368: }
5369: $ansnum++;
5370: }
5371:
5372: } elsif (!defined($currentquest)
5373: || (&occurence_count($currentquest,$$scantron_config{'Qoff'}) == length($currentquest))
5374: || (&occurence_count($currentquest, '\d') == 0)) {
5375: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5376: $record{"scantron.$ansnum.answer"}='';
5377: $ansnum++;
5378:
5379: }
5380: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5381: push(@{$record{"scantron.missingerror"}},$questnum);
5382: $ansnum += $answers_needed;
5383: }
5384:
5385: } else {
5386: $currentquest = &digits_to_letters($currentquest);
5387: for (my $ans =0; $ans < $answers_needed; $ans++) {
5388: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5389: $ansnum++;
5390: }
5391: }
5392: } else {
5393:
5394: # Otherwise there's a positional notation;
5395: # each bubble line requires Qlength items, and there are filled in
5396: # bubbles for each case where there 'Qon' characters.
5397: #
5398:
5399: my @array=split($$scantron_config{'Qon'},$currentquest,-1);
5400:
5401: # If the split only giveas us one element.. the full length of the
5402: # answser string, no bubbles are filled in:
5403:
5404: if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
5405: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5406: $record{"scantron.$ansnum.answer"}='';
5407: $ansnum++;
5408:
5409: }
5410: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5411: push(@{$record{"scantron.missingerror"}},$questnum);
5412: }
5413: } elsif (scalar(@array) lt 2) {
5414:
5415: my $location = length($array[0]);
5416: my $line_num = $location / $$scantron_config{'Qlength'};
5417: my $bubble = $alphabet[$location % $$scantron_config{'Qlength'}];
5418:
5419: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5420: if ($ans eq $line_num) {
5421: $record{"scantron.$ansnum.answer"} = $bubble;
5422: } else {
5423: $record{"scantron.$ansnum.answer"} = ' ';
5424: }
5425: $ansnum++;
5426: }
5427: }
5428: # If there's more than one instance of a bubble character
5429: # That's a double bubble; with positional notation we can
5430: # record all the bubbles filled in as well as the
5431: # fact this response consists of multiple bubbles.
5432: #
5433: else {
5434: push(@{$record{'scantron.doubleerror'}},$questnum);
5435:
5436: my $first_answer = $ansnum;
5437: for (my $ans =0; $ans < $answers_needed; $ans++) {
5438: my $item = $first_answer+$ans;
5439: $record{"scantron.$item.answer"} = '';
5440: }
5441:
5442: my @ans=@array;
5443: my $i=0;
5444: my $increment = 0;
5445: while ($#ans) {
5446: $i+=length($ans[0]) + $increment;
5447: my $line = int($i/$$scantron_config{'Qlength'} + $first_answer);
5448: my $bubble = $i%$$scantron_config{'Qlength'};
5449: $record{"scantron.$line.answer"}.=$alphabet[$bubble];
5450: shift(@ans);
5451: $increment = 1;
5452: }
5453: $ansnum += $answers_needed;
5454: }
5455: }
5456: }
5457: $record{'scantron.maxquest'}=$questnum;
5458: return \%record;
5459: }
5460:
5461: =pod
5462:
5463: =item scantron_add_delay
5464:
5465: Adds an error message that occurred during the grading phase to a
5466: queue of messages to be shown after grading pass is complete
5467:
5468: Arguments:
5469: $delayqueue - arrary ref of hash ref of error messages
5470: $scanline - the scanline that caused the error
5471: $errormesage - the error message
5472: $errorcode - a numeric code for the error
5473:
5474: Side Effects:
5475: updates the $delayqueue to have a new hash ref of the error
5476:
5477: =cut
5478:
5479: sub scantron_add_delay {
5480: my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
5481: push(@$delayqueue,
5482: {'line' => $scanline, 'emsg' => $errormessage,
5483: 'ecode' => $errorcode }
5484: );
5485: }
5486:
5487: =pod
5488:
5489: =item scantron_find_student
5490:
5491: Finds the username for the current scanline
5492:
5493: Arguments:
5494: $scantron_record - hash result from scantron_parse_scanline
5495: $scan_data - hash of correction information
5496: (see &scantron_getfile() form more information)
5497: $idmap - hash from &username_to_idmap()
5498: $line - number of current scanline
5499:
5500: Returns:
5501: Either 'username:domain' or undef if unknown
5502:
5503: =cut
5504:
5505: sub scantron_find_student {
5506: my ($scantron_record,$scan_data,$idmap,$line)=@_;
5507: my $scanID=$$scantron_record{'scantron.ID'};
5508: if ($scanID =~ /^\s*$/) {
5509: return &scan_data($scan_data,"$line.user");
5510: }
5511: foreach my $id (keys(%$idmap)) {
5512: if (lc($id) eq lc($scanID)) {
5513: return $$idmap{$id};
5514: }
5515: }
5516: return undef;
5517: }
5518:
5519: =pod
5520:
5521: =item scantron_filter
5522:
5523: Filter sub for lonnavmaps, filters out hidden resources if ignore
5524: hidden resources was selected
5525:
5526: =cut
5527:
5528: sub scantron_filter {
5529: my ($curres)=@_;
5530:
5531: if (ref($curres) && $curres->is_problem()) {
5532: # if the user has asked to not have either hidden
5533: # or 'randomout' controlled resources to be graded
5534: # don't include them
5535: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
5536: && $curres->randomout) {
5537: return 0;
5538: }
5539: return 1;
5540: }
5541: return 0;
5542: }
5543:
5544: =pod
5545:
5546: =item scantron_process_corrections
5547:
5548: Gets correction information out of submitted form data and corrects
5549: the scanline
5550:
5551: =cut
5552:
5553: sub scantron_process_corrections {
5554: my ($r) = @_;
5555: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5556: my ($scanlines,$scan_data)=&scantron_getfile();
5557: my $classlist=&Apache::loncoursedata::get_classlist();
5558: my $which=$env{'form.scantron_line'};
5559: my $line=&scantron_get_line($scanlines,$scan_data,$which);
5560: my ($skip,$err,$errmsg);
5561: if ($env{'form.scantron_skip_record'}) {
5562: $skip=1;
5563: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) {
5564: my $newstudent=$env{'form.scantron_username'}.':'.
5565: $env{'form.scantron_domain'};
5566: my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID];
5567: ($line,$err,$errmsg)=
5568: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5569: 'ID',{'newid'=>$newid,
5570: 'username'=>$env{'form.scantron_username'},
5571: 'domain'=>$env{'form.scantron_domain'}});
5572: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) {
5573: my $resolution=$env{'form.scantron_CODE_resolution'};
5574: my $newCODE;
5575: my %args;
5576: if ($resolution eq 'use_unfound') {
5577: $newCODE='use_unfound';
5578: } elsif ($resolution eq 'use_found') {
5579: $newCODE=$env{'form.scantron_CODE_selectedvalue'};
5580: } elsif ($resolution eq 'use_typed') {
5581: $newCODE=$env{'form.scantron_CODE_newvalue'};
5582: } elsif ($resolution =~ /^use_closest_(\d+)/) {
5583: $newCODE=$env{"form.scantron_CODE_closest_$1"};
5584: }
5585: if ($env{'form.scantron_corrections'} eq 'duplicateCODE') {
5586: $args{'CODE_ignore_dup'}=1;
5587: }
5588: $args{'CODE'}=$newCODE;
5589: ($line,$err,$errmsg)=
5590: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5591: 'CODE',\%args);
5592: } elsif ($env{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) {
5593: foreach my $question (split(',',$env{'form.scantron_questions'})) {
5594: ($line,$err,$errmsg)=
5595: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
5596: $which,'answer',
5597: { 'question'=>$question,
5598: 'response'=>$env{"form.scantron_correct_Q_$question"}});
5599: if ($err) { last; }
5600: }
5601: }
5602: if ($err) {
5603: $r->print("<span class=\"LC_warning\">Unable to accept last correction, an error occurred :$errmsg:</span>");
5604: } else {
5605: &scantron_put_line($scanlines,$scan_data,$which,$line,$skip);
5606: &scantron_putfile($scanlines,$scan_data);
5607: }
5608: }
5609:
5610: =pod
5611:
5612: =item reset_skipping_status
5613:
5614: Forgets the current set of remember skipped scanlines (and thus
5615: reverts back to considering all lines in the
5616: scantron_skipped_<filename> file)
5617:
5618: =cut
5619:
5620: sub reset_skipping_status {
5621: my ($scanlines,$scan_data)=&scantron_getfile();
5622: &scan_data($scan_data,'remember_skipping',undef,1);
5623: &scantron_putfile(undef,$scan_data);
5624: }
5625:
5626: =pod
5627:
5628: =item start_skipping
5629:
5630: Marks a scanline to be skipped.
5631:
5632: =cut
5633:
5634: sub start_skipping {
5635: my ($scan_data,$i)=@_;
5636: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5637: if ($env{'form.scantron_options_redo'} =~ /^redo_/) {
5638: $remembered{$i}=2;
5639: } else {
5640: $remembered{$i}=1;
5641: }
5642: &scan_data($scan_data,'remember_skipping',join(':',%remembered));
5643: }
5644:
5645: =pod
5646:
5647: =item should_be_skipped
5648:
5649: Checks whether a scanline should be skipped.
5650:
5651: =cut
5652:
5653: sub should_be_skipped {
5654: my ($scanlines,$scan_data,$i)=@_;
5655: if ($env{'form.scantron_options_redo'} !~ /^redo_/) {
5656: # not redoing old skips
5657: if ($scanlines->{'skipped'}[$i]) { return 1; }
5658: return 0;
5659: }
5660: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5661:
5662: if (exists($remembered{$i}) && $remembered{$i} != 2 ) {
5663: return 0;
5664: }
5665: return 1;
5666: }
5667:
5668: =pod
5669:
5670: =item remember_current_skipped
5671:
5672: Discovers what scanlines are in the scantron_skipped_<filename>
5673: file and remembers them into scan_data for later use.
5674:
5675: =cut
5676:
5677: sub remember_current_skipped {
5678: my ($scanlines,$scan_data)=&scantron_getfile();
5679: my %to_remember;
5680: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
5681: if ($scanlines->{'skipped'}[$i]) {
5682: $to_remember{$i}=1;
5683: }
5684: }
5685:
5686: &scan_data($scan_data,'remember_skipping',join(':',%to_remember));
5687: &scantron_putfile(undef,$scan_data);
5688: }
5689:
5690: =pod
5691:
5692: =item check_for_error
5693:
5694: Checks if there was an error when attempting to remove a specific
5695: scantron_.. bubble sheet data file. Prints out an error if
5696: something went wrong.
5697:
5698: =cut
5699:
5700: sub check_for_error {
5701: my ($r,$result)=@_;
5702: if ($result ne 'ok' && $result ne 'not_found' ) {
5703: $r->print("An error occurred ($result) when trying to Remove the existing corrections.");
5704: }
5705: }
5706:
5707: =pod
5708:
5709: =item scantron_warning_screen
5710:
5711: Interstitial screen to make sure the operator has selected the
5712: correct options before we start the validation phase.
5713:
5714: =cut
5715:
5716: sub scantron_warning_screen {
5717: my ($button_text)=@_;
5718: my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
5719: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5720: my $CODElist;
5721: if ($scantron_config{'CODElocation'} &&
5722: $scantron_config{'CODEstart'} &&
5723: $scantron_config{'CODElength'}) {
5724: $CODElist=$env{'form.scantron_CODElist'};
5725: if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<span class="LC_warning">None</span>'; }
5726: $CODElist=
5727: '<tr><td><b>List of CODES to validate against:</b></td><td><tt>'.
5728: $env{'form.scantron_CODElist'}.'</tt></td></tr>';
5729: }
5730: return (<<STUFF);
5731: <p>
5732: <span class="LC_warning">Please double check the information
5733: below before clicking on '$button_text'</span>
5734: </p>
5735: <table>
5736: <tr><td><b>Sequence to be Graded:</b></td><td>$title</td></tr>
5737: <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>
5738: $CODElist
5739: </table>
5740: <br />
5741: <p> If this information is correct, please click on '$button_text'.</p>
5742: <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>
5743:
5744: <br />
5745: STUFF
5746: }
5747:
5748: =pod
5749:
5750: =item scantron_do_warning
5751:
5752: Check if the operator has picked something for all required
5753: fields. Error out if something is missing.
5754:
5755: =cut
5756:
5757: sub scantron_do_warning {
5758: my ($r)=@_;
5759: my ($symb)=&get_symb($r);
5760: if (!$symb) {return '';}
5761: my $default_form_data=&defaultFormData($symb);
5762: $r->print(&scantron_form_start().$default_form_data);
5763: if ( $env{'form.selectpage'} eq '' ||
5764: $env{'form.scantron_selectfile'} eq '' ||
5765: $env{'form.scantron_format'} eq '' ) {
5766: $r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");
5767: if ( $env{'form.selectpage'} eq '') {
5768: $r->print('<p><span class="LC_error">You have not selected a Sequence to grade</span></p>');
5769: }
5770: if ( $env{'form.scantron_selectfile'} eq '') {
5771: $r->print('<p><span class="LC_error">You have not selected a file that contains the student\'s response data.</span></p>');
5772: }
5773: if ( $env{'form.scantron_format'} eq '') {
5774: $r->print('<p><span class="LC_error">You have not selected a the format of the student\'s response data.</span></p>');
5775: }
5776: } else {
5777: my $warning=&scantron_warning_screen('Grading: Validate Records');
5778: $r->print(<<STUFF);
5779: $warning
5780: <input type="submit" name="submit" value="Grading: Validate Records" />
5781: <input type="hidden" name="command" value="scantron_validate" />
5782: STUFF
5783: }
5784: $r->print("</form><br />".&show_grading_menu_form($symb));
5785: return '';
5786: }
5787:
5788: =pod
5789:
5790: =item scantron_form_start
5791:
5792: html hidden input for remembering all selected grading options
5793:
5794: =cut
5795:
5796: sub scantron_form_start {
5797: my ($max_bubble)=@_;
5798: my $result= <<SCANTRONFORM;
5799: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
5800: <input type="hidden" name="selectpage" value="$env{'form.selectpage'}" />
5801: <input type="hidden" name="scantron_format" value="$env{'form.scantron_format'}" />
5802: <input type="hidden" name="scantron_selectfile" value="$env{'form.scantron_selectfile'}" />
5803: <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
5804: <input type="hidden" name="scantron_CODElist" value="$env{'form.scantron_CODElist'}" />
5805: <input type="hidden" name="scantron_CODEunique" value="$env{'form.scantron_CODEunique'}" />
5806: <input type="hidden" name="scantron_options_redo" value="$env{'form.scantron_options_redo'}" />
5807: <input type="hidden" name="scantron_options_ignore" value="$env{'form.scantron_options_ignore'}" />
5808: <input type="hidden" name="scantron_options_hidden" value="$env{'form.scantron_options_hidden'}" />
5809: SCANTRONFORM
5810:
5811: my $line = 0;
5812: while (defined($env{"form.scantron.bubblelines.$line"})) {
5813: my $chunk =
5814: '<input type="hidden" name="scantron.bubblelines.'.$line.'" value="'.$env{"form.scantron.bubblelines.$line"}.'" />'."\n";
5815: $chunk .=
5816: '<input type="hidden" name="scantron.first_bubble_line.'.$line.'" value="'.$env{"form.scantron.first_bubble_line.$line"}.'" />'."\n";
5817: $result .= $chunk;
5818: $line++;
5819: }
5820: return $result;
5821: }
5822:
5823: =pod
5824:
5825: =item scantron_validate_file
5826:
5827: Dispatch routine for doing validation of a bubble sheet data file.
5828:
5829: Also processes any necessary information resets that need to
5830: occur before validation begins (ignore previous corrections,
5831: restarting the skipped records processing)
5832:
5833: =cut
5834:
5835: sub scantron_validate_file {
5836: my ($r) = @_;
5837: my ($symb)=&get_symb($r);
5838: if (!$symb) {return '';}
5839: my $default_form_data=&defaultFormData($symb);
5840:
5841: # do the detection of only doing skipped records first befroe we delete
5842: # them when doing the corrections reset
5843: if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') {
5844: &reset_skipping_status();
5845: }
5846: if ($env{'form.scantron_options_redo'} eq 'redo_skipped') {
5847: &remember_current_skipped();
5848: $env{'form.scantron_options_redo'}='redo_skipped_ready';
5849: }
5850:
5851: if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') {
5852: &check_for_error($r,&scantron_remove_file('corrected'));
5853: &check_for_error($r,&scantron_remove_file('skipped'));
5854: &check_for_error($r,&scantron_remove_scan_data());
5855: $env{'form.scantron_options_ignore'}='done';
5856: }
5857:
5858: if ($env{'form.scantron_corrections'}) {
5859: &scantron_process_corrections($r);
5860: }
5861: $r->print("<p>Gathering necessary info.</p>");$r->rflush();
5862: #get the student pick code ready
5863: $r->print(&Apache::loncommon::studentbrowser_javascript());
5864: my $max_bubble=&scantron_get_maxbubble();
5865: my $result=&scantron_form_start($max_bubble).$default_form_data;
5866: $r->print($result);
5867:
5868: my @validate_phases=( 'sequence',
5869: 'ID',
5870: 'CODE',
5871: 'doublebubble',
5872: 'missingbubbles');
5873: if (!$env{'form.validatepass'}) {
5874: $env{'form.validatepass'} = 0;
5875: }
5876: my $currentphase=$env{'form.validatepass'};
5877:
5878:
5879: my $stop=0;
5880: while (!$stop && $currentphase < scalar(@validate_phases)) {
5881: $r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");
5882: $r->rflush();
5883: my $which="scantron_validate_".$validate_phases[$currentphase];
5884: {
5885: no strict 'refs';
5886: ($stop,$currentphase)=&$which($r,$currentphase);
5887: }
5888: }
5889: if (!$stop) {
5890: my $warning=&scantron_warning_screen('Start Grading');
5891: $r->print(<<STUFF);
5892: Validation process complete.<br />
5893: $warning
5894: <input type="submit" name="submit" value="Start Grading" />
5895: <input type="hidden" name="command" value="scantron_process" />
5896: STUFF
5897:
5898: } else {
5899: $r->print('<input type="hidden" name="command" value="scantron_validate" />');
5900: $r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
5901: }
5902: if ($stop) {
5903: if ($validate_phases[$currentphase] eq 'sequence') {
5904: $r->print('<input type="submit" name="submit" value="Ignore -> " />');
5905: $r->print(' this error <br />');
5906:
5907: $r->print(" <p>Or click the 'Grading Menu' button to start over.</p>");
5908: } else {
5909: $r->print('<input type="submit" name="submit" value="Continue ->" />');
5910: $r->print(' using corrected info <br />');
5911: $r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
5912: $r->print(" this scanline saving it for later.");
5913: }
5914: }
5915: $r->print(" </form><br />".&show_grading_menu_form($symb));
5916: return '';
5917: }
5918:
5919:
5920: =pod
5921:
5922: =item scantron_remove_file
5923:
5924: Removes the requested bubble sheet data file, makes sure that
5925: scantron_original_<filename> is never removed
5926:
5927:
5928: =cut
5929:
5930: sub scantron_remove_file {
5931: my ($which)=@_;
5932: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
5933: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
5934: my $file='scantron_';
5935: if ($which eq 'corrected' || $which eq 'skipped') {
5936: $file.=$which.'_';
5937: } else {
5938: return 'refused';
5939: }
5940: $file.=$env{'form.scantron_selectfile'};
5941: return &Apache::lonnet::removeuserfile($cname,$cdom,$file);
5942: }
5943:
5944:
5945: =pod
5946:
5947: =item scantron_remove_scan_data
5948:
5949: Removes all scan_data correction for the requested bubble sheet
5950: data file. (In the case that both the are doing skipped records we need
5951: to remember the old skipped lines for the time being so that element
5952: persists for a while.)
5953:
5954: =cut
5955:
5956: sub scantron_remove_scan_data {
5957: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
5958: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
5959: my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname);
5960: my @todelete;
5961: my $filename=$env{'form.scantron_selectfile'};
5962: foreach my $key (@keys) {
5963: if ($key=~/^\Q$filename\E_/) {
5964: if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' &&
5965: $key=~/remember_skipping/) {
5966: next;
5967: }
5968: push(@todelete,$key);
5969: }
5970: }
5971: my $result;
5972: if (@todelete) {
5973: $result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
5974: }
5975: return $result;
5976: }
5977:
5978:
5979: =pod
5980:
5981: =item scantron_getfile
5982:
5983: Fetches the requested bubble sheet data file (all 3 versions), and
5984: the scan_data hash
5985:
5986: Arguments:
5987: None
5988:
5989: Returns:
5990: 2 hash references
5991:
5992: - first one has
5993: orig -
5994: corrected -
5995: skipped - each of which points to an array ref of the specified
5996: file broken up into individual lines
5997: count - number of scanlines
5998:
5999: - second is the scan_data hash possible keys are
6000: ($number refers to scanline numbered $number and thus the key affects
6001: only that scanline
6002: $bubline refers to the specific bubble line element and the aspects
6003: refers to that specific bubble line element)
6004:
6005: $number.user - username:domain to use
6006: $number.CODE_ignore_dup
6007: - ignore the duplicate CODE error
6008: $number.useCODE
6009: - use the CODE in the scanline as is
6010: $number.no_bubble.$bubline
6011: - it is valid that there is no bubbled in bubble
6012: at $number $bubline
6013: remember_skipping
6014: - a frozen hash containing keys of $number and values
6015: of either
6016: 1 - we are on a 'do skipped records pass' and plan
6017: on processing this line
6018: 2 - we are on a 'do skipped records pass' and this
6019: scanline has been marked to skip yet again
6020:
6021: =cut
6022:
6023: sub scantron_getfile {
6024: #FIXME really would prefer a scantron directory
6025: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6026: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6027: my $lines;
6028: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6029: 'scantron_orig_'.$env{'form.scantron_selectfile'});
6030: my %scanlines;
6031: $scanlines{'orig'}=[(split("\n",$lines,-1))];
6032: my $temp=$scanlines{'orig'};
6033: $scanlines{'count'}=$#$temp;
6034:
6035: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6036: 'scantron_corrected_'.$env{'form.scantron_selectfile'});
6037: if ($lines eq '-1') {
6038: $scanlines{'corrected'}=[];
6039: } else {
6040: $scanlines{'corrected'}=[(split("\n",$lines,-1))];
6041: }
6042: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6043: 'scantron_skipped_'.$env{'form.scantron_selectfile'});
6044: if ($lines eq '-1') {
6045: $scanlines{'skipped'}=[];
6046: } else {
6047: $scanlines{'skipped'}=[(split("\n",$lines,-1))];
6048: }
6049: my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname);
6050: if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); }
6051: my %scan_data = @tmp;
6052: return (\%scanlines,\%scan_data);
6053: }
6054:
6055: =pod
6056:
6057: =item lonnet_putfile
6058:
6059: Wrapper routine to call &Apache::lonnet::finishuserfileupload
6060:
6061: Arguments:
6062: $contents - data to store
6063: $filename - filename to store $contents into
6064:
6065: Returns:
6066: result value from &Apache::lonnet::finishuserfileupload
6067:
6068: =cut
6069:
6070: sub lonnet_putfile {
6071: my ($contents,$filename)=@_;
6072: my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
6073: my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6074: $env{'form.sillywaytopassafilearound'}=$contents;
6075: &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename);
6076:
6077: }
6078:
6079: =pod
6080:
6081: =item scantron_putfile
6082:
6083: Stores the current version of the bubble sheet data files, and the
6084: scan_data hash. (Does not modify the original version only the
6085: corrected and skipped versions.
6086:
6087: Arguments:
6088: $scanlines - hash ref that looks like the first return value from
6089: &scantron_getfile()
6090: $scan_data - hash ref that looks like the second return value from
6091: &scantron_getfile()
6092:
6093: =cut
6094:
6095: sub scantron_putfile {
6096: my ($scanlines,$scan_data) = @_;
6097: #FIXME really would prefer a scantron directory
6098: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6099: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6100: if ($scanlines) {
6101: my $prefix='scantron_';
6102: # no need to update orig, shouldn't change
6103: # &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'.
6104: # $env{'form.scantron_selectfile'});
6105: &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}),
6106: $prefix.'corrected_'.
6107: $env{'form.scantron_selectfile'});
6108: &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}),
6109: $prefix.'skipped_'.
6110: $env{'form.scantron_selectfile'});
6111: }
6112: &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname);
6113: }
6114:
6115: =pod
6116:
6117: =item scantron_get_line
6118:
6119: Returns the correct version of the scanline
6120:
6121: Arguments:
6122: $scanlines - hash ref that looks like the first return value from
6123: &scantron_getfile()
6124: $scan_data - hash ref that looks like the second return value from
6125: &scantron_getfile()
6126: $i - number of the requested line (starts at 0)
6127:
6128: Returns:
6129: A scanline, (either the original or the corrected one if it
6130: exists), or undef if the requested scanline should be
6131: skipped. (Either because it's an skipped scanline, or it's an
6132: unskipped scanline and we are not doing a 'do skipped scanlines'
6133: pass.
6134:
6135: =cut
6136:
6137: sub scantron_get_line {
6138: my ($scanlines,$scan_data,$i)=@_;
6139: if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; }
6140: #if ($scanlines->{'skipped'}[$i]) { return undef; }
6141: if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];}
6142: return $scanlines->{'orig'}[$i];
6143: }
6144:
6145: =pod
6146:
6147: =item scantron_todo_count
6148:
6149: Counts the number of scanlines that need processing.
6150:
6151: Arguments:
6152: $scanlines - hash ref that looks like the first return value from
6153: &scantron_getfile()
6154: $scan_data - hash ref that looks like the second return value from
6155: &scantron_getfile()
6156:
6157: Returns:
6158: $count - number of scanlines to process
6159:
6160: =cut
6161:
6162: sub get_todo_count {
6163: my ($scanlines,$scan_data)=@_;
6164: my $count=0;
6165: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6166: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6167: if ($line=~/^[\s\cz]*$/) { next; }
6168: $count++;
6169: }
6170: return $count;
6171: }
6172:
6173: =pod
6174:
6175: =item scantron_put_line
6176:
6177: Updates the 'corrected' or 'skipped' versions of the bubble sheet
6178: data file.
6179:
6180: Arguments:
6181: $scanlines - hash ref that looks like the first return value from
6182: &scantron_getfile()
6183: $scan_data - hash ref that looks like the second return value from
6184: &scantron_getfile()
6185: $i - line number to update
6186: $newline - contents of the updated scanline
6187: $skip - if true make the line for skipping and update the
6188: 'skipped' file
6189:
6190: =cut
6191:
6192: sub scantron_put_line {
6193: my ($scanlines,$scan_data,$i,$newline,$skip)=@_;
6194: if ($skip) {
6195: $scanlines->{'skipped'}[$i]=$newline;
6196: &start_skipping($scan_data,$i);
6197: return;
6198: }
6199: $scanlines->{'corrected'}[$i]=$newline;
6200: }
6201:
6202: =pod
6203:
6204: =item scantron_clear_skip
6205:
6206: Remove a line from the 'skipped' file
6207:
6208: Arguments:
6209: $scanlines - hash ref that looks like the first return value from
6210: &scantron_getfile()
6211: $scan_data - hash ref that looks like the second return value from
6212: &scantron_getfile()
6213: $i - line number to update
6214:
6215: =cut
6216:
6217: sub scantron_clear_skip {
6218: my ($scanlines,$scan_data,$i)=@_;
6219: if (exists($scanlines->{'skipped'}[$i])) {
6220: undef($scanlines->{'skipped'}[$i]);
6221: return 1;
6222: }
6223: return 0;
6224: }
6225:
6226: =pod
6227:
6228: =item scantron_filter_not_exam
6229:
6230: Filter routine used by &Apache::lonnavmaps::retrieveResources(), to
6231: filter out resources that are not marked as 'exam' mode
6232:
6233: =cut
6234:
6235: sub scantron_filter_not_exam {
6236: my ($curres)=@_;
6237:
6238: if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) {
6239: # if the user has asked to not have either hidden
6240: # or 'randomout' controlled resources to be graded
6241: # don't include them
6242: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
6243: && $curres->randomout) {
6244: return 0;
6245: }
6246: return 1;
6247: }
6248: return 0;
6249: }
6250:
6251: =pod
6252:
6253: =item scantron_validate_sequence
6254:
6255: Validates the selected sequence, checking for resource that are
6256: not set to exam mode.
6257:
6258: =cut
6259:
6260: sub scantron_validate_sequence {
6261: my ($r,$currentphase) = @_;
6262:
6263: my $navmap=Apache::lonnavmaps::navmap->new();
6264: my (undef,undef,$sequence)=
6265: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6266:
6267: my $map=$navmap->getResourceByUrl($sequence);
6268:
6269: $r->print('<input type="hidden" name="validate_sequence_exam"
6270: value="ignore" />');
6271: if ($env{'form.validate_sequence_exam'} ne 'ignore') {
6272: my @resources=
6273: $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0);
6274: if (@resources) {
6275: $r->print("<p>".&mt('Some resources in the sequence currently are not set to exam mode. Grading these resources currently may not work correctly.')."</p>");
6276: return (1,$currentphase);
6277: }
6278: }
6279:
6280: return (0,$currentphase+1);
6281: }
6282:
6283: =pod
6284:
6285: =item scantron_validate_ID
6286:
6287: Validates all scanlines in the selected file to not have any
6288: invalid or underspecified student IDs
6289:
6290: =cut
6291:
6292: sub scantron_validate_ID {
6293: my ($r,$currentphase) = @_;
6294:
6295: #get student info
6296: my $classlist=&Apache::loncoursedata::get_classlist();
6297: my %idmap=&username_to_idmap($classlist);
6298:
6299: #get scantron line setup
6300: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6301: my ($scanlines,$scan_data)=&scantron_getfile();
6302:
6303: &scantron_get_maxbubble(); # parse needs the bubble_lines.. array.
6304:
6305: my %found=('ids'=>{},'usernames'=>{});
6306: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6307: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6308: if ($line=~/^[\s\cz]*$/) { next; }
6309: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6310: $scan_data);
6311: my $id=$$scan_record{'scantron.ID'};
6312: my $found;
6313: foreach my $checkid (keys(%idmap)) {
6314: if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
6315: }
6316: if ($found) {
6317: my $username=$idmap{$found};
6318: if ($found{'ids'}{$found}) {
6319: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6320: $line,'duplicateID',$found);
6321: return(1,$currentphase);
6322: } elsif ($found{'usernames'}{$username}) {
6323: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6324: $line,'duplicateID',$username);
6325: return(1,$currentphase);
6326: }
6327: #FIXME store away line we previously saw the ID on to use above
6328: $found{'ids'}{$found}++;
6329: $found{'usernames'}{$username}++;
6330: } else {
6331: if ($id =~ /^\s*$/) {
6332: my $username=&scan_data($scan_data,"$i.user");
6333: if (defined($username) && $found{'usernames'}{$username}) {
6334: &scantron_get_correction($r,$i,$scan_record,
6335: \%scantron_config,
6336: $line,'duplicateID',$username);
6337: return(1,$currentphase);
6338: } elsif (!defined($username)) {
6339: &scantron_get_correction($r,$i,$scan_record,
6340: \%scantron_config,
6341: $line,'incorrectID');
6342: return(1,$currentphase);
6343: }
6344: $found{'usernames'}{$username}++;
6345: } else {
6346: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6347: $line,'incorrectID');
6348: return(1,$currentphase);
6349: }
6350: }
6351: }
6352:
6353: return (0,$currentphase+1);
6354: }
6355:
6356: =pod
6357:
6358: =item scantron_get_correction
6359:
6360: Builds the interface screen to interact with the operator to fix a
6361: specific error condition in a specific scanline
6362:
6363: Arguments:
6364: $r - Apache request object
6365: $i - number of the current scanline
6366: $scan_record - hash ref as returned from &scantron_parse_scanline()
6367: $scan_config - hash ref as returned from &get_scantron_config()
6368: $line - full contents of the current scanline
6369: $error - error condition, valid values are
6370: 'incorrectCODE', 'duplicateCODE',
6371: 'doublebubble', 'missingbubble',
6372: 'duplicateID', 'incorrectID'
6373: $arg - extra information needed
6374: For errors:
6375: - duplicateID - paper number that this studentID was seen before on
6376: - duplicateCODE - array ref of the paper numbers this CODE was
6377: seen on before
6378: - incorrectCODE - current incorrect CODE
6379: - doublebubble - array ref of the bubble lines that have double
6380: bubble errors
6381: - missingbubble - array ref of the bubble lines that have missing
6382: bubble errors
6383:
6384: =cut
6385:
6386: sub scantron_get_correction {
6387: my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
6388:
6389: #FIXME in the case of a duplicated ID the previous line, probably need
6390: #to show both the current line and the previous one and allow skipping
6391: #the previous one or the current one
6392:
6393: $r->print("<p><b>An error was detected ($error)</b>");
6394: if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
6395: $r->print(" for PaperID <tt>".
6396: $$scan_record{'scantron.PaperID'}."</tt> \n");
6397: } else {
6398: $r->print(" in scanline $i <pre>".
6399: $line."</pre> \n");
6400: }
6401: my $message="<p>The ID on the form is <tt>".
6402: $$scan_record{'scantron.ID'}."</tt><br />\n".
6403: "The name on the paper is ".
6404: $$scan_record{'scantron.LastName'}.",".
6405: $$scan_record{'scantron.FirstName'}."</p>";
6406:
6407: $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
6408: $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
6409: if ($error =~ /ID$/) {
6410: if ($error eq 'incorrectID') {
6411: $r->print("The encoded ID is not in the classlist</p>\n");
6412: } elsif ($error eq 'duplicateID') {
6413: $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
6414: }
6415: $r->print($message);
6416: $r->print("<p>How should I handle this? <br /> \n");
6417: $r->print("\n<ul><li> ");
6418: #FIXME it would be nice if this sent back the user ID and
6419: #could do partial userID matches
6420: $r->print(&Apache::loncommon::selectstudent_link('scantronupload',
6421: 'scantron_username','scantron_domain'));
6422: $r->print(": <input type='text' name='scantron_username' value='' />");
6423: $r->print("\n@".
6424: &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain'));
6425:
6426: $r->print('</li>');
6427: } elsif ($error =~ /CODE$/) {
6428: if ($error eq 'incorrectCODE') {
6429: $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");
6430: } elsif ($error eq 'duplicateCODE') {
6431: $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");
6432: }
6433: $r->print("<p>The CODE on the form is <tt>'".
6434: $$scan_record{'scantron.CODE'}."'</tt><br />\n");
6435: $r->print($message);
6436: $r->print("<p>How should I handle this? <br /> \n");
6437: $r->print("\n<br /> ");
6438: my $i=0;
6439: if ($error eq 'incorrectCODE'
6440: && $$scan_record{'scantron.CODE'}=~/\S/ ) {
6441: my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'});
6442: if ($closest > 0) {
6443: foreach my $testcode (@{$closest}) {
6444: my $checked='';
6445: if (!$i) { $checked=' checked="checked" '; }
6446: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.</label><input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
6447: $r->print("\n<br />");
6448: $i++;
6449: }
6450: }
6451: }
6452: if ($$scan_record{'scantron.CODE'}=~/\S/ ) {
6453: my $checked; if (!$i) { $checked=' checked="checked" '; }
6454: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.</label>");
6455: $r->print("\n<br />");
6456: }
6457:
6458: $r->print(<<ENDSCRIPT);
6459: <script type="text/javascript">
6460: function change_radio(field) {
6461: var slct=document.scantronupload.scantron_CODE_resolution;
6462: var i;
6463: for (i=0;i<slct.length;i++) {
6464: if (slct[i].value==field) { slct[i].checked=true; }
6465: }
6466: }
6467: </script>
6468: ENDSCRIPT
6469: my $href="/adm/pickcode?".
6470: "form=".&escape("scantronupload").
6471: "&scantron_format=".&escape($env{'form.scantron_format'}).
6472: "&scantron_CODElist=".&escape($env{'form.scantron_CODElist'}).
6473: "&curCODE=".&escape($$scan_record{'scantron.CODE'}).
6474: "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});
6475: if ($env{'form.scantron_CODElist'} =~ /\S/) {
6476: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_found' /> <a target='_blank' href='$href'>Select</a> a CODE from the list of all CODEs and use it.</label> Selected CODE is <input readonly='true' type='text' size='8' name='scantron_CODE_selectedvalue' onfocus=\"javascript:change_radio('use_found')\" onchange=\"javascript:change_radio('use_found')\" />");
6477: $r->print("\n<br />");
6478: }
6479: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_typed' /> Use </label><input type='text' size='8' name='scantron_CODE_newvalue' onfocus=\"javascript:change_radio('use_typed')\" onkeypress=\"javascript:change_radio('use_typed')\" /> as the CODE.");
6480: $r->print("\n<br /><br />");
6481: } elsif ($error eq 'doublebubble') {
6482: $r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
6483: $r->print('<input type="hidden" name="scantron_questions" value="'.
6484: join(',',@{$arg}).'" />');
6485: $r->print($message);
6486: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6487: foreach my $question (@{$arg}) {
6488: my $selected = &get_response_bubbles($scan_record, $question);
6489: my @select_array = split(/:/,$selected);
6490: &scantron_bubble_selector($r,$scan_config,$question,
6491: @select_array);
6492: }
6493: } elsif ($error eq 'missingbubble') {
6494: $r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
6495: $r->print($message);
6496: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6497: $r->print("Some questions have no scanned bubbles\n");
6498: $r->print('<input type="hidden" name="scantron_questions" value="'.
6499: join(',',@{$arg}).'" />');
6500: foreach my $question (@{$arg}) {
6501: my $selected = &get_response_bubbles($scan_record, $question);
6502: my @select_array = split(/:/,$selected); # ought to be an array of empties.
6503: &scantron_bubble_selector($r,$scan_config,$question, @select_array);
6504: }
6505: } else {
6506: $r->print("\n<ul>");
6507: }
6508: $r->print("\n</li></ul>");
6509:
6510: }
6511:
6512: =pod
6513:
6514: =item scantron_bubble_selector
6515:
6516: Generates the html radiobuttons to correct a single bubble line
6517: possibly showing the existing the selected bubbles if known
6518:
6519: Arguments:
6520: $r - Apache request object
6521: $scan_config - hash from &get_scantron_config()
6522: $quest - number of the bubble line to make a corrector for
6523: @lines - array of answer lines.
6524:
6525: =cut
6526:
6527: sub scantron_bubble_selector {
6528: my ($r,$scan_config,$quest,@lines)=@_;
6529: my $max=$$scan_config{'Qlength'};
6530:
6531:
6532: my $scmode=$$scan_config{'Qon'};
6533:
6534: my $bubble_length = scalar(@lines);
6535:
6536:
6537: if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
6538:
6539: my $response = $quest-1;
6540: my $lines = $bubble_lines_per_response{$response};
6541:
6542: my $total_lines = $lines*2;
6543: my @alphabet=('A'..'Z');
6544: $r->print("<table border='1'><tr><td rowspan='".$total_lines."'>$quest</td>");
6545:
6546: for (my $l = 0; $l < $lines; $l++) {
6547: if ($l != 0) {
6548: $r->print('<tr>');
6549: }
6550: my @selected = split(//,$lines[$l]);
6551: for (my $i=0;$i<$max;$i++) {
6552: $r->print("\n".'<td align="center">');
6553: if ($selected[0] eq $alphabet[$i]) {
6554: $r->print('X');
6555: shift(@selected) ;
6556: } else {
6557: $r->print(' ');
6558: }
6559: $r->print('</td>');
6560:
6561: }
6562:
6563: if ($l == 0) {
6564: my $lspan = $total_lines * 2; # 2 table rows per bubble line.
6565:
6566: $r->print('<td rowspan='.$lspan.'><label><input type="radio" name="scantron_correct_Q_'.
6567: $quest.'" value="none" /> No bubble </label></td>');
6568:
6569: }
6570:
6571: $r->print('</tr><tr>');
6572:
6573: # FIXME: This may have to be a bit more clever for
6574: # multiline questions (different values e.g..).
6575:
6576: for (my $i=0;$i<$max;$i++) {
6577: $r->print("\n".
6578: '<td><label><input type="radio" name="scantron_correct_Q_'.
6579: $quest.'" value="'.$i.'" />'.$alphabet[$i]."</label></td>");
6580: }
6581: $r->print('</tr>');
6582:
6583:
6584: }
6585: $r->print('</table>');
6586: }
6587:
6588: =pod
6589:
6590: =item num_matches
6591:
6592: Counts the number of characters that are the same between the two arguments.
6593:
6594: Arguments:
6595: $orig - CODE from the scanline
6596: $code - CODE to match against
6597:
6598: Returns:
6599: $count - integer count of the number of same characters between the
6600: two arguments
6601:
6602: =cut
6603:
6604: sub num_matches {
6605: my ($orig,$code) = @_;
6606: my @code=split(//,$code);
6607: my @orig=split(//,$orig);
6608: my $same=0;
6609: for (my $i=0;$i<scalar(@code);$i++) {
6610: if ($code[$i] eq $orig[$i]) { $same++; }
6611: }
6612: return $same;
6613: }
6614:
6615: =pod
6616:
6617: =item scantron_get_closely_matching_CODEs
6618:
6619: Cycles through all CODEs and finds the set that has the greatest
6620: number of same characters as the provided CODE
6621:
6622: Arguments:
6623: $allcodes - hash ref returned by &get_codes()
6624: $CODE - CODE from the current scanline
6625:
6626: Returns:
6627: 2 element list
6628: - first elements is number of how closely matching the best fit is
6629: (5 means best set has 5 matching characters)
6630: - second element is an arrary ref containing the set of valid CODEs
6631: that best fit the passed in CODE
6632:
6633: =cut
6634:
6635: sub scantron_get_closely_matching_CODEs {
6636: my ($allcodes,$CODE)=@_;
6637: my @CODEs;
6638: foreach my $testcode (sort(keys(%{$allcodes}))) {
6639: push(@{$CODEs[&num_matches($CODE,$testcode)]},$testcode);
6640: }
6641:
6642: return ($#CODEs,$CODEs[-1]);
6643: }
6644:
6645: =pod
6646:
6647: =item get_codes
6648:
6649: Builds a hash which has keys of all of the valid CODEs from the selected
6650: set of remembered CODEs.
6651:
6652: Arguments:
6653: $old_name - name of the set of remembered CODEs
6654: $cdom - domain of the course
6655: $cnum - internal course name
6656:
6657: Returns:
6658: %allcodes - keys are the valid CODEs, values are all 1
6659:
6660: =cut
6661:
6662: sub get_codes {
6663: my ($old_name, $cdom, $cnum) = @_;
6664: if (!$old_name) {
6665: $old_name=$env{'form.scantron_CODElist'};
6666: }
6667: if (!$cdom) {
6668: $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
6669: }
6670: if (!$cnum) {
6671: $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
6672: }
6673: my %result=&Apache::lonnet::get('CODEs',[$old_name,"type\0$old_name"],
6674: $cdom,$cnum);
6675: my %allcodes;
6676: if ($result{"type\0$old_name"} eq 'number') {
6677: %allcodes=map {($_,1)} split(',',$result{$old_name});
6678: } else {
6679: %allcodes=map {(&Apache::lonprintout::num_to_letters($_),1)} split(',',$result{$old_name});
6680: }
6681: return %allcodes;
6682: }
6683:
6684: =pod
6685:
6686: =item scantron_validate_CODE
6687:
6688: Validates all scanlines in the selected file to not have any
6689: invalid or underspecified CODEs and that none of the codes are
6690: duplicated if this was requested.
6691:
6692: =cut
6693:
6694: sub scantron_validate_CODE {
6695: my ($r,$currentphase) = @_;
6696: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6697: if ($scantron_config{'CODElocation'} &&
6698: $scantron_config{'CODEstart'} &&
6699: $scantron_config{'CODElength'}) {
6700: if (!defined($env{'form.scantron_CODElist'})) {
6701: &FIXME_blow_up()
6702: }
6703: } else {
6704: return (0,$currentphase+1);
6705: }
6706:
6707: my %usedCODEs;
6708:
6709: my %allcodes=&get_codes();
6710:
6711: &scantron_get_maxbubble(); # parse needs the lines per response array.
6712:
6713: my ($scanlines,$scan_data)=&scantron_getfile();
6714: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6715: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6716: if ($line=~/^[\s\cz]*$/) { next; }
6717: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6718: $scan_data);
6719: my $CODE=$$scan_record{'scantron.CODE'};
6720: my $error=0;
6721: if (!&Apache::lonnet::validCODE($CODE)) {
6722: &scantron_get_correction($r,$i,$scan_record,
6723: \%scantron_config,
6724: $line,'incorrectCODE',\%allcodes);
6725: return(1,$currentphase);
6726: }
6727: if (%allcodes && !exists($allcodes{$CODE})
6728: && !$$scan_record{'scantron.useCODE'}) {
6729: &scantron_get_correction($r,$i,$scan_record,
6730: \%scantron_config,
6731: $line,'incorrectCODE',\%allcodes);
6732: return(1,$currentphase);
6733: }
6734: if (exists($usedCODEs{$CODE})
6735: && $env{'form.scantron_CODEunique'} eq 'yes'
6736: && !$$scan_record{'scantron.CODE_ignore_dup'}) {
6737: &scantron_get_correction($r,$i,$scan_record,
6738: \%scantron_config,
6739: $line,'duplicateCODE',$usedCODEs{$CODE});
6740: return(1,$currentphase);
6741: }
6742: push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'});
6743: }
6744: return (0,$currentphase+1);
6745: }
6746:
6747: =pod
6748:
6749: =item scantron_validate_doublebubble
6750:
6751: Validates all scanlines in the selected file to not have any
6752: bubble lines with multiple bubbles marked.
6753:
6754: =cut
6755:
6756: sub scantron_validate_doublebubble {
6757: my ($r,$currentphase) = @_;
6758: #get student info
6759: my $classlist=&Apache::loncoursedata::get_classlist();
6760: my %idmap=&username_to_idmap($classlist);
6761:
6762: #get scantron line setup
6763: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6764: my ($scanlines,$scan_data)=&scantron_getfile();
6765:
6766: &scantron_get_maxbubble(); # parse needs the bubble line array.
6767:
6768: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6769: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6770: if ($line=~/^[\s\cz]*$/) { next; }
6771: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6772: $scan_data);
6773: if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
6774: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
6775: 'doublebubble',
6776: $$scan_record{'scantron.doubleerror'});
6777: return (1,$currentphase);
6778: }
6779: return (0,$currentphase+1);
6780: }
6781:
6782: =pod
6783:
6784: =item scantron_get_maxbubble
6785:
6786: Returns the maximum number of bubble lines that are expected to
6787: occur. Does this by walking the selected sequence rendering the
6788: resource and then checking &Apache::lonxml::get_problem_counter()
6789: for what the current value of the problem counter is.
6790:
6791: Caches the results to $env{'form.scantron_maxbubble'},
6792: $env{'form.scantron.bubble_lines.n'} and
6793: $env{'form.scantron.first_bubble_line.n'}
6794: which are the total number of bubble, lines, the number of bubble
6795: lines for reponse n and number of the first bubble line for response n.
6796:
6797: =cut
6798:
6799: sub scantron_get_maxbubble {
6800: if (defined($env{'form.scantron_maxbubble'}) &&
6801: $env{'form.scantron_maxbubble'}) {
6802: &restore_bubble_lines();
6803: return $env{'form.scantron_maxbubble'};
6804: }
6805:
6806: my (undef, undef, $sequence) =
6807: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6808:
6809: my $navmap=Apache::lonnavmaps::navmap->new();
6810: my $map=$navmap->getResourceByUrl($sequence);
6811: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
6812:
6813: &Apache::lonxml::clear_problem_counter();
6814:
6815: my $uname = $env{'form.student'};
6816: my $udom = $env{'form.userdom'};
6817: my $cid = $env{'request.course.id'};
6818: my $total_lines = 0;
6819: %bubble_lines_per_response = ();
6820: %first_bubble_line = ();
6821:
6822:
6823: my $response_number = 0;
6824: my $bubble_line = 0;
6825: foreach my $resource (@resources) {
6826: my $symb = $resource->symb();
6827: &Apache::lonxml::clear_bubble_lines_for_part();
6828: my $result=&Apache::lonnet::ssi($resource->src(),
6829: ('symb' => $resource->symb()),
6830: ('grade_target' => 'analyze'),
6831: ('grade_courseid' => $cid),
6832: ('grade_domain' => $udom),
6833: ('grade_username' => $uname));
6834: my (undef, $an) =
6835: split(/_HASH_REF__/,$result, 2);
6836:
6837: my %analysis = &Apache::lonnet::str2hash($an);
6838:
6839:
6840:
6841: foreach my $part_id (@{$analysis{'parts'}}) {
6842:
6843:
6844: my $lines = $analysis{"$part_id.bubble_lines"};;
6845:
6846: # TODO - make this a persistent hash not an array.
6847:
6848:
6849: $first_bubble_line{$response_number} = $bubble_line;
6850: $bubble_lines_per_response{$response_number} = $lines;
6851: $response_number++;
6852:
6853: $bubble_line += $lines;
6854: $total_lines += $lines;
6855: }
6856:
6857: }
6858: &Apache::lonnet::delenv('scantron\.');
6859:
6860: &save_bubble_lines();
6861: $env{'form.scantron_maxbubble'} =
6862: $total_lines;
6863: return $env{'form.scantron_maxbubble'};
6864: }
6865:
6866: =pod
6867:
6868: =item scantron_validate_missingbubbles
6869:
6870: Validates all scanlines in the selected file to not have any
6871: answers that don't have bubbles that have not been verified
6872: to be bubble free.
6873:
6874: =cut
6875:
6876: sub scantron_validate_missingbubbles {
6877: my ($r,$currentphase) = @_;
6878: #get student info
6879: my $classlist=&Apache::loncoursedata::get_classlist();
6880: my %idmap=&username_to_idmap($classlist);
6881:
6882: #get scantron line setup
6883: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6884: my ($scanlines,$scan_data)=&scantron_getfile();
6885: my $max_bubble=&scantron_get_maxbubble();
6886: if (!$max_bubble) { $max_bubble=2**31; }
6887: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6888: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6889: if ($line=~/^[\s\cz]*$/) { next; }
6890: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6891: $scan_data);
6892: if (!defined($$scan_record{'scantron.missingerror'})) { next; }
6893: my @to_correct;
6894:
6895: # Probably here's where the error is...
6896:
6897: foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
6898: if ($missing > $max_bubble) { next; }
6899: push(@to_correct,$missing);
6900: }
6901: if (@to_correct) {
6902: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6903: $line,'missingbubble',\@to_correct);
6904: return (1,$currentphase);
6905: }
6906:
6907: }
6908: return (0,$currentphase+1);
6909: }
6910:
6911: =pod
6912:
6913: =item scantron_process_students
6914:
6915: Routine that does the actual grading of the bubble sheet information.
6916:
6917: The parsed scanline hash is added to %env
6918:
6919: Then foreach unskipped scanline it does an &Apache::lonnet::ssi()
6920: foreach resource , with the form data of
6921:
6922: 'submitted' =>'scantron'
6923: 'grade_target' =>'grade',
6924: 'grade_username'=> username of student
6925: 'grade_domain' => domain of student
6926: 'grade_courseid'=> of course
6927: 'grade_symb' => symb of resource to grade
6928:
6929: This triggers a grading pass. The problem grading code takes care
6930: of converting the bubbled letter information (now in %env) into a
6931: valid submission.
6932:
6933: =cut
6934:
6935: sub scantron_process_students {
6936: my ($r) = @_;
6937: my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
6938: my ($symb)=&get_symb($r);
6939: if (!$symb) {return '';}
6940: my $default_form_data=&defaultFormData($symb);
6941:
6942: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6943: my ($scanlines,$scan_data)=&scantron_getfile();
6944: my $classlist=&Apache::loncoursedata::get_classlist();
6945: my %idmap=&username_to_idmap($classlist);
6946: my $navmap=Apache::lonnavmaps::navmap->new();
6947: my $map=$navmap->getResourceByUrl($sequence);
6948: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
6949: # $r->print("geto ".scalar(@resources)."<br />");
6950: my $result= <<SCANTRONFORM;
6951: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
6952: <input type="hidden" name="command" value="scantron_configphase" />
6953: $default_form_data
6954: SCANTRONFORM
6955: $r->print($result);
6956:
6957: my @delayqueue;
6958: my %completedstudents;
6959:
6960: my $count=&get_todo_count($scanlines,$scan_data);
6961: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
6962: 'Scantron Progress',$count,
6963: 'inline',undef,'scantronupload');
6964: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
6965: 'Processing first student');
6966: my $start=&Time::HiRes::time();
6967: my $i=-1;
6968: my ($uname,$udom,$started);
6969:
6970: &scantron_get_maxbubble(); # Need the bubble lines array to parse.
6971:
6972: while ($i<$scanlines->{'count'}) {
6973: ($uname,$udom)=('','');
6974: $i++;
6975: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6976: if ($line=~/^[\s\cz]*$/) { next; }
6977: if ($started) {
6978: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
6979: 'last student');
6980: }
6981: $started=1;
6982: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6983: $scan_data);
6984: unless ($uname=&scantron_find_student($scan_record,$scan_data,
6985: \%idmap,$i)) {
6986: &scantron_add_delay(\@delayqueue,$line,
6987: 'Unable to find a student that matches',1);
6988: next;
6989: }
6990: if (exists $completedstudents{$uname}) {
6991: &scantron_add_delay(\@delayqueue,$line,
6992: 'Student '.$uname.' has multiple sheets',2);
6993: next;
6994: }
6995: ($uname,$udom)=split(/:/,$uname);
6996:
6997: &Apache::lonxml::clear_problem_counter();
6998: &Apache::lonnet::appenv(%$scan_record);
6999:
7000: if (&scantron_clear_skip($scanlines,$scan_data,$i)) {
7001: &scantron_putfile($scanlines,$scan_data);
7002: }
7003:
7004: my $i=0;
7005: foreach my $resource (@resources) {
7006: $i++;
7007: my %form=('submitted' =>'scantron',
7008: 'grade_target' =>'grade',
7009: 'grade_username'=>$uname,
7010: 'grade_domain' =>$udom,
7011: 'grade_courseid'=>$env{'request.course.id'},
7012: 'grade_symb' =>$resource->symb());
7013: if (exists($scan_record->{'scantron.CODE'})
7014: &&
7015: &Apache::lonnet::validCODE($scan_record->{'scantron.CODE'})) {
7016: $form{'CODE'}=$scan_record->{'scantron.CODE'};
7017: } else {
7018: $form{'CODE'}='';
7019: }
7020: my $result=&Apache::lonnet::ssi($resource->src(),%form);
7021: if ($result ne '') {
7022: }
7023: if (&Apache::loncommon::connection_aborted($r)) { last; }
7024: }
7025: $completedstudents{$uname}={'line'=>$line};
7026: if (&Apache::loncommon::connection_aborted($r)) { last; }
7027: } continue {
7028: &Apache::lonxml::clear_problem_counter();
7029: &Apache::lonnet::delenv('scantron\.');
7030: }
7031: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
7032: # my $lasttime = &Time::HiRes::time()-$start;
7033: # $r->print("<p>took $lasttime</p>");
7034:
7035: $r->print("</form>");
7036: $r->print(&show_grading_menu_form($symb));
7037: return '';
7038: }
7039:
7040: =pod
7041:
7042: =item scantron_upload_scantron_data
7043:
7044: Creates the screen for adding a new bubble sheet data file to a course.
7045:
7046: =cut
7047:
7048: sub scantron_upload_scantron_data {
7049: my ($r)=@_;
7050: $r->print(&Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'}));
7051: my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
7052: 'domainid',
7053: 'coursename');
7054: my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
7055: 'domainid');
7056: my $default_form_data=&defaultFormData(&get_symb($r,1));
7057: $r->print(<<UPLOAD);
7058: <script type="text/javascript" language="javascript">
7059: function checkUpload(formname) {
7060: if (formname.upfile.value == "") {
7061: alert("Please use the browse button to select a file from your local directory.");
7062: return false;
7063: }
7064: formname.submit();
7065: }
7066: </script>
7067:
7068: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
7069: $default_form_data
7070: <table>
7071: <tr><td>$select_link </td></tr>
7072: <tr><td>Course ID: </td><td><input name='courseid' type='text' /> </td></tr>
7073: <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>
7074: <tr><td>Domain: </td><td>$domsel </td></tr>
7075: <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>
7076: </table>
7077: <input name='command' value='scantronupload_save' type='hidden' />
7078: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
7079: </form>
7080: UPLOAD
7081: return '';
7082: }
7083:
7084: =pod
7085:
7086: =item scantron_upload_scantron_data_save
7087:
7088: Adds a provided bubble information data file to the course if user
7089: has the correct privileges to do so.
7090:
7091: =cut
7092:
7093: sub scantron_upload_scantron_data_save {
7094: my($r)=@_;
7095: my ($symb)=&get_symb($r,1);
7096: my $doanotherupload=
7097: '<br /><form action="/adm/grades" method="post">'."\n".
7098: '<input type="hidden" name="command" value="scantronupload" />'."\n".
7099: '<input type="submit" name="submit" value="Do Another Upload" />'."\n".
7100: '</form>'."\n";
7101: if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
7102: !&Apache::lonnet::allowed('usc',
7103: $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
7104: $r->print("You are not allowed to upload Scantron data to the requested course.<br />");
7105: if ($symb) {
7106: $r->print(&show_grading_menu_form($symb));
7107: } else {
7108: $r->print($doanotherupload);
7109: }
7110: return '';
7111: }
7112: my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
7113: $r->print("Doing upload to ".$coursedata{'description'}." <br />");
7114: my $fname=$env{'form.upfile.filename'};
7115: #FIXME
7116: #copied from lonnet::userfileupload()
7117: #make that function able to target a specified course
7118: # Replace Windows backslashes by forward slashes
7119: $fname=~s/\\/\//g;
7120: # Get rid of everything but the actual filename
7121: $fname=~s/^.*\/([^\/]+)$/$1/;
7122: # Replace spaces by underscores
7123: $fname=~s/\s+/\_/g;
7124: # Replace all other weird characters by nothing
7125: $fname=~s/[^\w\.\-]//g;
7126: # See if there is anything left
7127: unless ($fname) { return 'error: no uploaded file'; }
7128: my $uploadedfile=$fname;
7129: $fname='scantron_orig_'.$fname;
7130: if (length($env{'form.upfile'}) < 2) {
7131: $r->print("<span class=\"LC_error\">Error:</span> The file you attempted to upload, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");
7132: } else {
7133: my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
7134: if ($result =~ m|^/uploaded/|) {
7135: $r->print("<span class=\"LC_success\">Success:</span> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
7136: } else {
7137: $r->print("<span class=\"LC_error\">Error:</span> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>");
7138: }
7139: }
7140: if ($symb) {
7141: $r->print(&scantron_selectphase($r,$uploadedfile));
7142: } else {
7143: $r->print($doanotherupload);
7144: }
7145: return '';
7146: }
7147:
7148: =pod
7149:
7150: =item valid_file
7151:
7152: Validates that the requested bubble data file exists in the course.
7153:
7154: =cut
7155:
7156: sub valid_file {
7157: my ($requested_file)=@_;
7158: foreach my $filename (sort(&scantron_filenames())) {
7159: if ($requested_file eq $filename) { return 1; }
7160: }
7161: return 0;
7162: }
7163:
7164: =pod
7165:
7166: =item scantron_download_scantron_data
7167:
7168: Shows a list of the three internal files (original, corrected,
7169: skipped) for a specific bubble sheet data file that exists in the
7170: course.
7171:
7172: =cut
7173:
7174: sub scantron_download_scantron_data {
7175: my ($r)=@_;
7176: my $default_form_data=&defaultFormData(&get_symb($r,1));
7177: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
7178: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7179: my $file=$env{'form.scantron_selectfile'};
7180: if (! &valid_file($file)) {
7181: $r->print(<<ERROR);
7182: <p>
7183: The requested file name was invalid.
7184: </p>
7185: ERROR
7186: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7187: return;
7188: }
7189: my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
7190: my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file;
7191: my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file;
7192: &Apache::lonnet::allowuploaded('/adm/grades',$orig);
7193: &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
7194: &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
7195: $r->print(<<DOWNLOAD);
7196: <p>
7197: <a href="$orig">Original</a> file as uploaded by the scantron office.
7198: </p>
7199: <p>
7200: <a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.
7201: </p>
7202: <p>
7203: <a href="$skipped">Skipped</a>, a file of records that were skipped.
7204: </p>
7205: DOWNLOAD
7206: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7207: return '';
7208: }
7209:
7210: =pod
7211:
7212: =back
7213:
7214: =cut
7215:
7216: #-------- end of section for handling grading scantron forms -------
7217: #
7218: #-------------------------------------------------------------------
7219:
7220: #-------------------------- Menu interface -------------------------
7221: #
7222: #--- Show a Grading Menu button - Calls the next routine ---
7223: sub show_grading_menu_form {
7224: my ($symb)=@_;
7225: my $result.='<br /><form action="/adm/grades" method="post">'."\n".
7226: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7227: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
7228: '<input type="hidden" name="command" value="gradingmenu" />'."\n".
7229: '<input type="submit" name="submit" value="Grading Menu" />'."\n".
7230: '</form>'."\n";
7231: return $result;
7232: }
7233:
7234: # -- Retrieve choices for grading form
7235: sub savedState {
7236: my %savedState = ();
7237: if ($env{'form.saveState'}) {
7238: foreach (split(/:/,$env{'form.saveState'})) {
7239: my ($key,$value) = split(/=/,$_,2);
7240: $savedState{$key} = $value;
7241: }
7242: }
7243: return \%savedState;
7244: }
7245:
7246: sub grading_menu {
7247: my ($request) = @_;
7248: my ($symb)=&get_symb($request);
7249: if (!$symb) {return '';}
7250: my $probTitle = &Apache::lonnet::gettitle($symb);
7251: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7252:
7253: $request->print($table);
7254: my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb),
7255: 'handgrade'=>$hdgrade,
7256: 'probTitle'=>$probTitle,
7257: 'command'=>'submit_options',
7258: 'saveState'=>"",
7259: 'gradingMenu'=>1,
7260: 'showgrading'=>"yes");
7261: my $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7262: my @menu = ({ url => $url,
7263: name => &mt('Manual Grading/View Submissions'),
7264: short_description =>
7265: &mt('Start the process of hand grading submissions.'),
7266: });
7267: $fields{'command'} = 'csvform';
7268: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7269: push (@menu, { url => $url,
7270: name => &mt('Upload Scores'),
7271: short_description =>
7272: &mt('Specify a file containing the class scores for current resource.')});
7273: $fields{'command'} = 'processclicker';
7274: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7275: push (@menu, { url => $url,
7276: name => &mt('Process Clicker'),
7277: short_description =>
7278: &mt('Specify a file containing the clicker information for this resource.')});
7279: $fields{'command'} = 'scantron_selectphase';
7280: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7281: push (@menu, { url => $url,
7282: name => &mt('Grade/Manage Scantron Forms'),
7283: short_description =>
7284: &mt('')});
7285: $fields{'command'} = 'verify';
7286: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7287: push (@menu, { url => "",
7288: name => &mt('Verify Receipt'),
7289: short_description =>
7290: &mt('')});
7291: #
7292: # Create the menu
7293: my $Str;
7294: # $Str .= '<h2>'.&mt('Please select a grading task').'</h2>';
7295: $Str .= '<form method="post" action="" name="gradingMenu">';
7296: $Str .= '<input type="hidden" name="command" value="" />'.
7297: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7298: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7299: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7300: '<input type="hidden" name="saveState" value="" />'."\n".
7301: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7302: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7303:
7304: foreach my $menudata (@menu) {
7305: if ($menudata->{'name'} ne &mt('Verify Receipt')) {
7306: $Str .=' <h3><a '.
7307: $menudata->{'jscript'}.
7308: ' href="'.
7309: $menudata->{'url'}.'" >'.
7310: $menudata->{'name'}."</a></h3>\n";
7311: } else {
7312: $Str .=' <h3><input type="button" value="Verify Receipt" '.
7313: $menudata->{'jscript'}.
7314: ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.
7315: ' /></h3>';
7316: $Str .= (' 'x8).
7317: ' receipt: '.&Apache::lonnet::recprefix($env{'request.course.id'}).
7318: '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />';
7319: }
7320: $Str .= ' '.(' 'x8).$menudata->{'short_description'}.
7321: "\n";
7322: }
7323: $Str .="</form>\n";
7324: $request->print(<<GRADINGMENUJS);
7325: <script type="text/javascript" language="javascript">
7326: function checkChoice(formname,val,cmdx) {
7327: if (val <= 2) {
7328: var cmd = radioSelection(formname.radioChoice);
7329: var cmdsave = cmd;
7330: } else {
7331: cmd = cmdx;
7332: cmdsave = 'submission';
7333: }
7334: formname.command.value = cmd;
7335: if (val < 5) formname.submit();
7336: if (val == 5) {
7337: if (!checkReceiptNo(formname,'notOK')) {
7338: return false;
7339: } else {
7340: formname.submit();
7341: }
7342: }
7343: }
7344:
7345: function checkReceiptNo(formname,nospace) {
7346: var receiptNo = formname.receipt.value;
7347: var checkOpt = false;
7348: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7349: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7350: if (checkOpt) {
7351: alert("Please enter a receipt number given by a student in the receipt box.");
7352: formname.receipt.value = "";
7353: formname.receipt.focus();
7354: return false;
7355: }
7356: return true;
7357: }
7358: </script>
7359: GRADINGMENUJS
7360: &commonJSfunctions($request);
7361: return $Str;
7362: }
7363:
7364:
7365: #--- Displays the submissions first page -------
7366: sub submit_options {
7367: my ($request) = @_;
7368: my ($symb)=&get_symb($request);
7369: if (!$symb) {return '';}
7370: my $probTitle = &Apache::lonnet::gettitle($symb);
7371:
7372: $request->print(<<GRADINGMENUJS);
7373: <script type="text/javascript" language="javascript">
7374: function checkChoice(formname,val,cmdx) {
7375: if (val <= 2) {
7376: var cmd = radioSelection(formname.radioChoice);
7377: var cmdsave = cmd;
7378: } else {
7379: cmd = cmdx;
7380: cmdsave = 'submission';
7381: }
7382: formname.command.value = cmd;
7383: formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
7384: ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
7385: if (val < 5) formname.submit();
7386: if (val == 5) {
7387: if (!checkReceiptNo(formname,'notOK')) { return false;}
7388: formname.submit();
7389: }
7390: if (val < 7) formname.submit();
7391: }
7392:
7393: function checkReceiptNo(formname,nospace) {
7394: var receiptNo = formname.receipt.value;
7395: var checkOpt = false;
7396: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7397: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7398: if (checkOpt) {
7399: alert("Please enter a receipt number given by a student in the receipt box.");
7400: formname.receipt.value = "";
7401: formname.receipt.focus();
7402: return false;
7403: }
7404: return true;
7405: }
7406: </script>
7407: GRADINGMENUJS
7408: &commonJSfunctions($request);
7409: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7410: my $result;
7411: my (undef,$sections) = &getclasslist('all','0');
7412: my $savedState = &savedState();
7413: my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
7414: my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
7415: my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
7416: my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
7417:
7418: $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
7419: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7420: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7421: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7422: '<input type="hidden" name="command" value="" />'."\n".
7423: '<input type="hidden" name="saveState" value="" />'."\n".
7424: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7425: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7426:
7427: $result.='
7428: <div class="LC_grade_select_mode">
7429: <div class="LC_grade_select_mode_current">
7430: <h2>
7431: '.&mt('Grade Current Resource').'
7432: </h2>
7433: <div class="LC_grade_select_mode_body">
7434: <div class="LC_grades_resource_info">
7435: '.$table.'
7436: </div>
7437: <div class="LC_grade_select_mode_selector">
7438: <div class="LC_grade_select_mode_selector_header">
7439: '.&mt('Sections').'
7440: </div>
7441: <div class="LC_grade_select_mode_selector_body">
7442: <select name="section" multiple="multiple" size="5">'."\n";
7443: if (ref($sections)) {
7444: foreach my $section (sort (@$sections)) {
7445: $result.='<option value="'.$section.'" '.
7446: ($saveSec eq $section ? 'selected="selected"':'').'>'.$section.'</option>'."\n";
7447: }
7448: }
7449: $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="selected"' : ''). '>all</option></select> ';
7450: $result.='
7451: </div>
7452: </div>
7453: <div class="LC_grade_select_mode_selector">
7454: <div class="LC_grade_select_mode_selector_header">
7455: '.&mt('Groups').'
7456: </div>
7457: <div class="LC_grade_select_mode_selector_body">
7458: '.&Apache::lonstatistics::GroupSelect('group','multiple',5).'
7459: </div>
7460: </div>
7461: <div class="LC_grade_select_mode_selector">
7462: <div class="LC_grade_select_mode_selector_header">
7463: '.&mt('Access Status').'
7464: </div>
7465: <div class="LC_grade_select_mode_selector_body">
7466: '.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,5,undef,'mult').'
7467: </div>
7468: </div>
7469: <div class="LC_grade_select_mode_selector">
7470: <div class="LC_grade_select_mode_selector_header">
7471: '.&mt('Submission Status').'
7472: </div>
7473: <div class="LC_grade_select_mode_selector_body">
7474: <select name="submitonly" size="5">
7475: <option value="yes" '. ($saveSub eq 'yes' ? 'selected="selected"' : '').'>'.&mt('with submissions').'</option>
7476: <option value="queued" '. ($saveSub eq 'queued' ? 'selected="selected"' : '').'>'.&mt('in grading queue').'</option>
7477: <option value="graded" '. ($saveSub eq 'graded' ? 'selected="selected"' : '').'>'.&mt('with ungraded submissions').'</option>
7478: <option value="incorrect" '.($saveSub eq 'incorrect' ? 'selected="selected"' : '').'>'.&mt('with incorrect submissions').'</option>
7479: <option value="all" '. ($saveSub eq 'all' ? 'selected="selected"' : '').'>'.&mt('with any status').'</option>
7480: </select>
7481: </div>
7482: </div>
7483: <div class="LC_grade_select_mode_type_body">
7484: <div class="LC_grade_select_mode_type">
7485: <label>
7486: <input type="radio" name="radioChoice" value="submission" '.
7487: ($saveCmd eq 'submission' ? 'checked="checked"' : '').' /> '.
7488: &mt('Select individual students to grade and view submissions.').'
7489: </label>
7490: </div>
7491: <div class="LC_grade_select_mode_type">
7492: <label>
7493: <input type="radio" name="radioChoice" value="viewgrades" '.
7494: ($saveCmd eq 'viewgrades' ? 'checked="checked"' : '').' /> '.
7495: &mt('Grade all selected students in a grading table.').'
7496: </label>
7497: </div>
7498: <div class="LC_grade_select_mode_type">
7499: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7500: </div>
7501: </div>
7502: </div>
7503: </div>
7504: <div class="LC_grade_select_mode_page">
7505: <h2>
7506: '.&mt('Grade Complete Folder for One Student').'
7507: </h2>
7508: <div class="LC_grades_select_mode_body">
7509: <div class="LC_grade_select_mode_type_body">
7510: <div class="LC_grade_select_mode_type">
7511: <label>
7512: <input type="radio" name="radioChoice" value="pickStudentPage" '.
7513: ($saveCmd eq 'pickStudentPage' ? 'checked="checked"' : '').' /> '.
7514: &mt('The <b>complete</b> page/sequence/folder: For one student').'
7515: </label>
7516: </div>
7517: <div class="LC_grade_select_mode_type">
7518: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7519: </div>
7520: </div>
7521: </div>
7522: </div>
7523: </div>
7524: </form>';
7525: return $result;
7526: }
7527:
7528: sub reset_perm {
7529: undef(%perm);
7530: }
7531:
7532: sub init_perm {
7533: &reset_perm();
7534: foreach my $test_perm ('vgr','mgr','opa') {
7535:
7536: my $scope = $env{'request.course.id'};
7537: if (!($perm{$test_perm}=&Apache::lonnet::allowed($test_perm,$scope))) {
7538:
7539: $scope .= '/'.$env{'request.course.sec'};
7540: if ( $perm{$test_perm}=
7541: &Apache::lonnet::allowed($test_perm,$scope)) {
7542: $perm{$test_perm.'_section'}=$env{'request.course.sec'};
7543: } else {
7544: delete($perm{$test_perm});
7545: }
7546: }
7547: }
7548: }
7549:
7550: sub gather_clicker_ids {
7551: my %clicker_ids;
7552:
7553: my $classlist = &Apache::loncoursedata::get_classlist();
7554:
7555: # Set up a couple variables.
7556: my $username_idx = &Apache::loncoursedata::CL_SNAME();
7557: my $domain_idx = &Apache::loncoursedata::CL_SDOM();
7558: my $status_idx = &Apache::loncoursedata::CL_STATUS();
7559:
7560: foreach my $student (keys(%$classlist)) {
7561: if ($classlist->{$student}->[$status_idx] ne 'Active') { next; }
7562: my $username = $classlist->{$student}->[$username_idx];
7563: my $domain = $classlist->{$student}->[$domain_idx];
7564: my $clickers =
7565: (&Apache::lonnet::userenvironment($domain,$username,'clickers'))[1];
7566: foreach my $id (split(/\,/,$clickers)) {
7567: $id=~s/^[\#0]+//;
7568: $id=~s/[\-\:]//g;
7569: if (exists($clicker_ids{$id})) {
7570: $clicker_ids{$id}.=','.$username.':'.$domain;
7571: } else {
7572: $clicker_ids{$id}=$username.':'.$domain;
7573: }
7574: }
7575: }
7576: return %clicker_ids;
7577: }
7578:
7579: sub gather_adv_clicker_ids {
7580: my %clicker_ids;
7581: my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'};
7582: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7583: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
7584: foreach my $element (sort(keys(%coursepersonnel))) {
7585: foreach my $person (split(/\,/,$coursepersonnel{$element})) {
7586: my ($puname,$pudom)=split(/\:/,$person);
7587: my $clickers =
7588: (&Apache::lonnet::userenvironment($pudom,$puname,'clickers'))[1];
7589: foreach my $id (split(/\,/,$clickers)) {
7590: $id=~s/^[\#0]+//;
7591: $id=~s/[\-\:]//g;
7592: if (exists($clicker_ids{$id})) {
7593: $clicker_ids{$id}.=','.$puname.':'.$pudom;
7594: } else {
7595: $clicker_ids{$id}=$puname.':'.$pudom;
7596: }
7597: }
7598: }
7599: }
7600: return %clicker_ids;
7601: }
7602:
7603: sub clicker_grading_parameters {
7604: return ('gradingmechanism' => 'scalar',
7605: 'upfiletype' => 'scalar',
7606: 'specificid' => 'scalar',
7607: 'pcorrect' => 'scalar',
7608: 'pincorrect' => 'scalar');
7609: }
7610:
7611: sub process_clicker {
7612: my ($r)=@_;
7613: my ($symb)=&get_symb($r);
7614: if (!$symb) {return '';}
7615: my $result=&checkforfile_js();
7616: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
7617: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
7618: $result.=$table;
7619: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
7620: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
7621: $result.=' <b>'.&mt('Specify a file containing the clicker information for this resource').
7622: '.</b></td></tr>'."\n";
7623: $result.='<tr bgcolor=#ffffe6><td>'."\n";
7624: # Attempt to restore parameters from last session, set defaults if not present
7625: my %Saveable_Parameters=&clicker_grading_parameters();
7626: &Apache::loncommon::restore_course_settings('grades_clicker',
7627: \%Saveable_Parameters);
7628: if (!$env{'form.pcorrect'}) { $env{'form.pcorrect'}=100; }
7629: if (!$env{'form.pincorrect'}) { $env{'form.pincorrect'}=100; }
7630: if (!$env{'form.gradingmechanism'}) { $env{'form.gradingmechanism'}='attendance'; }
7631: if (!$env{'form.upfiletype'}) { $env{'form.upfiletype'}='iclicker'; }
7632:
7633: my %checked;
7634: foreach my $gradingmechanism ('attendance','personnel','specific') {
7635: if ($env{'form.gradingmechanism'} eq $gradingmechanism) {
7636: $checked{$gradingmechanism}="checked='checked'";
7637: }
7638: }
7639:
7640: my $upload=&mt("Upload File");
7641: my $type=&mt("Type");
7642: my $attendance=&mt("Award points just for participation");
7643: my $personnel=&mt("Correctness determined from response by course personnel");
7644: my $specific=&mt("Correctness determined from response with clicker ID(s)");
7645: my $pcorrect=&mt("Percentage points for correct solution");
7646: my $pincorrect=&mt("Percentage points for incorrect solution");
7647: my $selectform=&Apache::loncommon::select_form($env{'form.upfiletype'},'upfiletype',
7648: ('iclicker' => 'i>clicker',
7649: 'interwrite' => 'interwrite PRS'));
7650: $symb = &Apache::lonenc::check_encrypt($symb);
7651: $result.=<<ENDUPFORM;
7652: <script type="text/javascript">
7653: function sanitycheck() {
7654: // Accept only integer percentages
7655: document.forms.gradesupload.pcorrect.value=Math.round(document.forms.gradesupload.pcorrect.value);
7656: document.forms.gradesupload.pincorrect.value=Math.round(document.forms.gradesupload.pincorrect.value);
7657: // Find out grading choice
7658: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7659: if (document.forms.gradesupload.gradingmechanism[i].checked) {
7660: gradingchoice=document.forms.gradesupload.gradingmechanism[i].value;
7661: }
7662: }
7663: // By default, new choice equals user selection
7664: newgradingchoice=gradingchoice;
7665: // Not good to give more points for false answers than correct ones
7666: if (Math.round(document.forms.gradesupload.pcorrect.value)<Math.round(document.forms.gradesupload.pincorrect.value)) {
7667: document.forms.gradesupload.pcorrect.value=document.forms.gradesupload.pincorrect.value;
7668: }
7669: // If new choice is attendance only, and old choice was correctness-based, restore defaults
7670: if ((gradingchoice=='attendance') && (document.forms.gradesupload.waschecked.value!='attendance')) {
7671: document.forms.gradesupload.pcorrect.value=100;
7672: document.forms.gradesupload.pincorrect.value=100;
7673: }
7674: // If the values are different, cannot be attendance only
7675: if ((Math.round(document.forms.gradesupload.pcorrect.value)!=Math.round(document.forms.gradesupload.pincorrect.value)) &&
7676: (gradingchoice=='attendance')) {
7677: newgradingchoice='personnel';
7678: }
7679: // Change grading choice to new one
7680: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7681: if (document.forms.gradesupload.gradingmechanism[i].value==newgradingchoice) {
7682: document.forms.gradesupload.gradingmechanism[i].checked=true;
7683: } else {
7684: document.forms.gradesupload.gradingmechanism[i].checked=false;
7685: }
7686: }
7687: // Remember the old state
7688: document.forms.gradesupload.waschecked.value=newgradingchoice;
7689: }
7690: </script>
7691: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
7692: <input type="hidden" name="symb" value="$symb" />
7693: <input type="hidden" name="command" value="processclickerfile" />
7694: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7695: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7696: <input type="file" name="upfile" size="50" />
7697: <br /><label>$type: $selectform</label>
7698: <br /><label><input type="radio" name="gradingmechanism" value="attendance" $checked{'attendance'} onClick="sanitycheck()" />$attendance </label>
7699: <br /><label><input type="radio" name="gradingmechanism" value="personnel" $checked{'personnel'} onClick="sanitycheck()" />$personnel</label>
7700: <br /><label><input type="radio" name="gradingmechanism" value="specific" $checked{'specific'} onClick="sanitycheck()" />$specific </label>
7701: <input type="text" name="specificid" value="$env{'form.specificid'}" size="20" />
7702: <input type="hidden" name="waschecked" value="$env{'form.gradingmechanism'}" />
7703: <br /><label>$pcorrect: <input type="text" name="pcorrect" size="4" value="$env{'form.pcorrect'}" onChange="sanitycheck()" /></label>
7704: <br /><label>$pincorrect: <input type="text" name="pincorrect" size="4" value="$env{'form.pincorrect'}" onChange="sanitycheck()" /></label>
7705: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
7706: </form>
7707: ENDUPFORM
7708: $result.='</td></tr></table>'."\n".
7709: '</td></tr></table><br /><br />'."\n";
7710: $result.=&show_grading_menu_form($symb);
7711: return $result;
7712: }
7713:
7714: sub process_clicker_file {
7715: my ($r)=@_;
7716: my ($symb)=&get_symb($r);
7717: if (!$symb) {return '';}
7718:
7719: my %Saveable_Parameters=&clicker_grading_parameters();
7720: &Apache::loncommon::store_course_settings('grades_clicker',
7721: \%Saveable_Parameters);
7722:
7723: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
7724: if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) {
7725: $result.='<span class="LC_error">'.&mt('You need to specify a clicker ID for the correct answer').'</span>';
7726: return $result.&show_grading_menu_form($symb);
7727: }
7728: my %clicker_ids=&gather_clicker_ids();
7729: my %correct_ids;
7730: if ($env{'form.gradingmechanism'} eq 'personnel') {
7731: %correct_ids=&gather_adv_clicker_ids();
7732: }
7733: if ($env{'form.gradingmechanism'} eq 'specific') {
7734: foreach my $correct_id (split(/[\s\,]/,$env{'form.specificid'})) {;
7735: $correct_id=~tr/a-z/A-Z/;
7736: $correct_id=~s/\s//gs;
7737: $correct_id=~s/^[\#0]+//;
7738: $correct_id=~s/[\-\:]//g;
7739: if ($correct_id) {
7740: $correct_ids{$correct_id}='specified';
7741: }
7742: }
7743: }
7744: if ($env{'form.gradingmechanism'} eq 'attendance') {
7745: $result.=&mt('Score based on attendance only');
7746: } else {
7747: my $number=0;
7748: $result.='<p><b>'.&mt('Correctness determined by the following IDs').'</b>';
7749: foreach my $id (sort(keys(%correct_ids))) {
7750: $result.='<br /><tt>'.$id.'</tt> - ';
7751: if ($correct_ids{$id} eq 'specified') {
7752: $result.=&mt('specified');
7753: } else {
7754: my ($uname,$udom)=split(/\:/,$correct_ids{$id});
7755: $result.=&Apache::loncommon::plainname($uname,$udom);
7756: }
7757: $number++;
7758: }
7759: $result.="</p>\n";
7760: if ($number==0) {
7761: $result.='<span class="LC_error">'.&mt('No IDs found to determine correct answer').'</span>';
7762: return $result.&show_grading_menu_form($symb);
7763: }
7764: }
7765: if (length($env{'form.upfile'}) < 2) {
7766: $result.=&mt('[_1] Error: [_2] The file you attempted to upload, [_3] contained no information. Please check that you entered the correct filename.',
7767: '<span class="LC_error">',
7768: '</span>',
7769: '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>');
7770: return $result.&show_grading_menu_form($symb);
7771: }
7772:
7773: # Were able to get all the info needed, now analyze the file
7774:
7775: $result.=&Apache::loncommon::studentbrowser_javascript();
7776: $symb = &Apache::lonenc::check_encrypt($symb);
7777: my $heading=&mt('Scanning clicker file');
7778: $result.=(<<ENDHEADER);
7779: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
7780: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
7781: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
7782: <form method="post" action="/adm/grades" name="clickeranalysis">
7783: <input type="hidden" name="symb" value="$symb" />
7784: <input type="hidden" name="command" value="assignclickergrades" />
7785: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7786: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7787: <input type="hidden" name="gradingmechanism" value="$env{'form.gradingmechanism'}" />
7788: <input type="hidden" name="pcorrect" value="$env{'form.pcorrect'}" />
7789: <input type="hidden" name="pincorrect" value="$env{'form.pincorrect'}" />
7790: ENDHEADER
7791: my %responses;
7792: my @questiontitles;
7793: my $errormsg='';
7794: my $number=0;
7795: if ($env{'form.upfiletype'} eq 'iclicker') {
7796: ($errormsg,$number)=&iclicker_eval(\@questiontitles,\%responses);
7797: }
7798: if ($env{'form.upfiletype'} eq 'interwrite') {
7799: ($errormsg,$number)=&interwrite_eval(\@questiontitles,\%responses);
7800: }
7801: $result.='<br />'.&mt('Found [_1] question(s)',$number).'<br />'.
7802: '<input type="hidden" name="number" value="'.$number.'" />'.
7803: &mt('Awarding [_1] percent for corrion(s)',$number).'<br />'.
7804: '<input type="hidden" name="number" value="'.$number.'" />'.
7805: &mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',
7806: $env{'form.pcorrect'},$env{'form.pincorrect'}).
7807: '<br />';
7808: # Remember Question Titles
7809: # FIXME: Possibly need delimiter other than ":"
7810: for (my $i=0;$i<$number;$i++) {
7811: $result.='<input type="hidden" name="question:'.$i.'" value="'.
7812: &HTML::Entities::encode($questiontitles[$i],'"&<>').'" />';
7813: }
7814: my $correct_count=0;
7815: my $student_count=0;
7816: my $unknown_count=0;
7817: # Match answers with usernames
7818: # FIXME: Possibly need delimiter other than ":"
7819: foreach my $id (keys(%responses)) {
7820: if ($correct_ids{$id}) {
7821: $result.="\n".'<input type="hidden" name="correct:'.$correct_count.':'.$correct_ids{$id}.'" value="'.$responses{$id}.'" />';
7822: $correct_count++;
7823: } elsif ($clicker_ids{$id}) {
7824: if ($clicker_ids{$id}=~/\,/) {
7825: # More than one user with the same clicker!
7826: $result.="\n<hr />".&mt('Clicker registered more than once').": <tt>".$id."</tt><br />";
7827: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7828: "<select name='multi".$id."'>";
7829: foreach my $reguser (sort(split(/\,/,$clicker_ids{$id}))) {
7830: $result.="<option value='".$reguser."'>".&Apache::loncommon::plainname(split(/\:/,$reguser)).' ('.$reguser.')</option>';
7831: }
7832: $result.='</select>';
7833: $unknown_count++;
7834: } else {
7835: # Good: found one and only one user with the right clicker
7836: $result.="\n".'<input type="hidden" name="student:'.$clicker_ids{$id}.'" value="'.$responses{$id}.'" />';
7837: $student_count++;
7838: }
7839: } else {
7840: $result.="\n<hr />".&mt('Unregistered Clicker')." <tt>".$id."</tt><br />";
7841: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7842: "\n".&mt("Username").": <input type='text' name='uname".$id."' /> ".
7843: "\n".&mt("Domain").": ".
7844: &Apache::loncommon::select_dom_form($env{'course.'.$env{'request.course.id'}.'.domain'},'udom'.$id).' '.
7845: &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id);
7846: $unknown_count++;
7847: }
7848: }
7849: $result.='<hr />'.
7850: &mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count);
7851: if ($env{'form.gradingmechanism'} ne 'attendance') {
7852: if ($correct_count==0) {
7853: $errormsg.="Found no correct answers answers for grading!";
7854: } elsif ($correct_count>1) {
7855: $result.='<br /><span class="LC_warning">'.&mt("Found [_1] entries for grading!",$correct_count).'</span>';
7856: }
7857: }
7858: if ($number<1) {
7859: $errormsg.="Found no questions.";
7860: }
7861: if ($errormsg) {
7862: $result.='<br /><span class="LC_error">'.&mt($errormsg).'</span>';
7863: } else {
7864: $result.='<br /><input type="submit" name="finalize" value="'.&mt('Finalize Grading').'" />';
7865: }
7866: $result.='</form></td></tr></table>'."\n".
7867: '</td></tr></table><br /><br />'."\n";
7868: return $result.&show_grading_menu_form($symb);
7869: }
7870:
7871: sub iclicker_eval {
7872: my ($questiontitles,$responses)=@_;
7873: my $number=0;
7874: my $errormsg='';
7875: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
7876: my %components=&Apache::loncommon::record_sep($line);
7877: my @entries=map {$components{$_}} (sort(keys(%components)));
7878: if ($entries[0] eq 'Question') {
7879: for (my $i=3;$i<$#entries;$i+=6) {
7880: $$questiontitles[$number]=$entries[$i];
7881: $number++;
7882: }
7883: }
7884: if ($entries[0]=~/^\#/) {
7885: my $id=$entries[0];
7886: my @idresponses;
7887: $id=~s/^[\#0]+//;
7888: for (my $i=0;$i<$number;$i++) {
7889: my $idx=3+$i*6;
7890: push(@idresponses,$entries[$idx]);
7891: }
7892: $$responses{$id}=join(',',@idresponses);
7893: }
7894: }
7895: return ($errormsg,$number);
7896: }
7897:
7898: sub interwrite_eval {
7899: my ($questiontitles,$responses)=@_;
7900: my $number=0;
7901: my $errormsg='';
7902: my $skipline=1;
7903: my $questionnumber=0;
7904: my %idresponses=();
7905: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
7906: my %components=&Apache::loncommon::record_sep($line);
7907: my @entries=map {$components{$_}} (sort(keys(%components)));
7908: if ($entries[1] eq 'Time') { $skipline=0; next; }
7909: if ($entries[1] eq 'Response') { $skipline=1; }
7910: next if $skipline;
7911: if ($entries[0]!=$questionnumber) {
7912: $questionnumber=$entries[0];
7913: $$questiontitles[$number]=&mt('Question [_1]',$questionnumber);
7914: $number++;
7915: }
7916: my $id=$entries[4];
7917: $id=~s/^[\#0]+//;
7918: $id=~s/^v\d*\://i;
7919: $id=~s/[\-\:]//g;
7920: $idresponses{$id}[$number]=$entries[6];
7921: }
7922: foreach my $id (keys %idresponses) {
7923: $$responses{$id}=join(',',@{$idresponses{$id}});
7924: $$responses{$id}=~s/^\s*\,//;
7925: }
7926: return ($errormsg,$number);
7927: }
7928:
7929: sub assign_clicker_grades {
7930: my ($r)=@_;
7931: my ($symb)=&get_symb($r);
7932: if (!$symb) {return '';}
7933: # See which part we are saving to
7934: my ($partlist,$handgrade,$responseType) = &response_type($symb);
7935: # FIXME: This should probably look for the first handgradeable part
7936: my $part=$$partlist[0];
7937: # Start screen output
7938: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
7939:
7940: my $heading=&mt('Assigning grades based on clicker file');
7941: $result.=(<<ENDHEADER);
7942: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
7943: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
7944: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
7945: ENDHEADER
7946: # Get correct result
7947: # FIXME: Possibly need delimiter other than ":"
7948: my @correct=();
7949: my $gradingmechanism=$env{'form.gradingmechanism'};
7950: my $number=$env{'form.number'};
7951: if ($gradingmechanism ne 'attendance') {
7952: foreach my $key (keys(%env)) {
7953: if ($key=~/^form\.correct\:/) {
7954: my @input=split(/\,/,$env{$key});
7955: for (my $i=0;$i<=$#input;$i++) {
7956: if (($correct[$i]) && ($input[$i]) &&
7957: ($correct[$i] ne $input[$i])) {
7958: $result.='<br /><span class="LC_warning">'.
7959: &mt('More than one correct result given for question "[_1]": [_2] versus [_3].',
7960: $env{'form.question:'.$i},$correct[$i],$input[$i]).'</span>';
7961: } elsif ($input[$i]) {
7962: $correct[$i]=$input[$i];
7963: }
7964: }
7965: }
7966: }
7967: for (my $i=0;$i<$number;$i++) {
7968: if (!$correct[$i]) {
7969: $result.='<br /><span class="LC_error">'.
7970: &mt('No correct result given for question "[_1]"!',
7971: $env{'form.question:'.$i}).'</span>';
7972: }
7973: }
7974: $result.='<br />'.&mt("Correct answer: [_1]",join(', ',map { ($_?$_:'-') } @correct));
7975: }
7976: # Start grading
7977: my $pcorrect=$env{'form.pcorrect'};
7978: my $pincorrect=$env{'form.pincorrect'};
7979: my $storecount=0;
7980: foreach my $key (keys(%env)) {
7981: my $user='';
7982: if ($key=~/^form\.student\:(.*)$/) {
7983: $user=$1;
7984: }
7985: if ($key=~/^form\.unknown\:(.*)$/) {
7986: my $id=$1;
7987: if (($env{'form.uname'.$id}) && ($env{'form.udom'.$id})) {
7988: $user=$env{'form.uname'.$id}.':'.$env{'form.udom'.$id};
7989: } elsif ($env{'form.multi'.$id}) {
7990: $user=$env{'form.multi'.$id};
7991: }
7992: }
7993: if ($user) {
7994: my @answer=split(/\,/,$env{$key});
7995: my $sum=0;
7996: for (my $i=0;$i<$number;$i++) {
7997: if ($answer[$i]) {
7998: if ($gradingmechanism eq 'attendance') {
7999: $sum+=$pcorrect;
8000: } else {
8001: if ($answer[$i] eq $correct[$i]) {
8002: $sum+=$pcorrect;
8003: } else {
8004: $sum+=$pincorrect;
8005: }
8006: }
8007: }
8008: }
8009: my $ave=$sum/(100*$number);
8010: # Store
8011: my ($username,$domain)=split(/\:/,$user);
8012: my %grades=();
8013: $grades{"resource.$part.solved"}='correct_by_override';
8014: $grades{"resource.$part.awarded"}=$ave;
8015: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
8016: my $returncode=&Apache::lonnet::cstore(\%grades,$symb,
8017: $env{'request.course.id'},
8018: $domain,$username);
8019: if ($returncode ne 'ok') {
8020: $result.="<br /><span class=\"LC_error\">Failed to save student $username:$domain. Message when trying to save was ($returncode)</span>";
8021: } else {
8022: $storecount++;
8023: }
8024: }
8025: }
8026: # We are done
8027: $result.='<br />'.&mt('Successfully stored grades for [_1] student(s).',$storecount).
8028: '</td></tr></table>'."\n".
8029: '</td></tr></table><br /><br />'."\n";
8030: return $result.&show_grading_menu_form($symb);
8031: }
8032:
8033: sub handler {
8034: my $request=$_[0];
8035: &reset_caches();
8036: if ($env{'browser.mathml'}) {
8037: &Apache::loncommon::content_type($request,'text/xml');
8038: } else {
8039: &Apache::loncommon::content_type($request,'text/html');
8040: }
8041: $request->send_http_header;
8042: return '' if $request->header_only;
8043: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
8044: my $symb=&get_symb($request,1);
8045: my @commands=&Apache::loncommon::get_env_multiple('form.command');
8046: my $command=$commands[0];
8047:
8048: if ($#commands > 0) {
8049: &Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
8050: }
8051:
8052:
8053: $request->print(&Apache::loncommon::start_page('Grading'));
8054: if ($symb eq '' && $command eq '') {
8055: if ($env{'user.adv'}) {
8056: if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
8057: ($env{'form.codethree'})) {
8058: my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
8059: $env{'form.codethree'};
8060: my ($tsymb,$tuname,$tudom,$tcrsid)=
8061: &Apache::lonnet::checkin($token);
8062: if ($tsymb) {
8063: my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
8064: if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
8065: $request->print(&Apache::lonnet::ssi_body('/res/'.$url,
8066: ('grade_username' => $tuname,
8067: 'grade_domain' => $tudom,
8068: 'grade_courseid' => $tcrsid,
8069: 'grade_symb' => $tsymb)));
8070: } else {
8071: $request->print('<h3>Not authorized: '.$token.'</h3>');
8072: }
8073: } else {
8074: $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
8075: }
8076: } else {
8077: $request->print(&Apache::lonxml::tokeninputfield());
8078: }
8079: }
8080: } else {
8081: &init_perm();
8082: if ($command eq 'submission' && $perm{'vgr'}) {
8083: ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
8084: } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
8085: &pickStudentPage($request);
8086: } elsif ($command eq 'displayPage' && $perm{'vgr'}) {
8087: &displayPage($request);
8088: } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
8089: &updateGradeByPage($request);
8090: } elsif ($command eq 'processGroup' && $perm{'vgr'}) {
8091: &processGroup($request);
8092: } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
8093: $request->print(&grading_menu($request));
8094: } elsif ($command eq 'submit_options' && $perm{'vgr'}) {
8095: $request->print(&submit_options($request));
8096: } elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
8097: $request->print(&viewgrades($request));
8098: } elsif ($command eq 'handgrade' && $perm{'mgr'}) {
8099: $request->print(&processHandGrade($request));
8100: } elsif ($command eq 'editgrades' && $perm{'mgr'}) {
8101: $request->print(&editgrades($request));
8102: } elsif ($command eq 'verify' && $perm{'vgr'}) {
8103: $request->print(&verifyreceipt($request));
8104: } elsif ($command eq 'processclicker' && $perm{'mgr'}) {
8105: $request->print(&process_clicker($request));
8106: } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) {
8107: $request->print(&process_clicker_file($request));
8108: } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) {
8109: $request->print(&assign_clicker_grades($request));
8110: } elsif ($command eq 'csvform' && $perm{'mgr'}) {
8111: $request->print(&upcsvScores_form($request));
8112: } elsif ($command eq 'csvupload' && $perm{'mgr'}) {
8113: $request->print(&csvupload($request));
8114: } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
8115: $request->print(&csvuploadmap($request));
8116: } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
8117: if ($env{'form.associate'} ne 'Reverse Association') {
8118: $request->print(&csvuploadoptions($request));
8119: } else {
8120: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
8121: $env{'form.upfile_associate'} = 'reverse';
8122: } else {
8123: $env{'form.upfile_associate'} = 'forward';
8124: }
8125: $request->print(&csvuploadmap($request));
8126: }
8127: } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
8128: $request->print(&csvuploadassign($request));
8129: } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
8130: $request->print(&scantron_selectphase($request));
8131: } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
8132: $request->print(&scantron_do_warning($request));
8133: } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
8134: $request->print(&scantron_validate_file($request));
8135: } elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
8136: $request->print(&scantron_process_students($request));
8137: } elsif ($command eq 'scantronupload' &&
8138: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8139: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8140: $request->print(&scantron_upload_scantron_data($request));
8141: } elsif ($command eq 'scantronupload_save' &&
8142: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8143: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8144: $request->print(&scantron_upload_scantron_data_save($request));
8145: } elsif ($command eq 'scantron_download' &&
8146: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
8147: $request->print(&scantron_download_scantron_data($request));
8148: } elsif ($command) {
8149: $request->print("Access Denied ($command)");
8150: }
8151: }
8152: $request->print(&Apache::loncommon::end_page());
8153: &reset_caches();
8154: return '';
8155: }
8156:
8157: 1;
8158:
8159: __END__;
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>