1: # The LearningOnline Network with CAPA
2: # The LON-CAPA Grading handler
3: #
4: # $Id: grades.pm,v 1.476 2007/11/02 23:41:39 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='<h3><span class="LC_info">'.&mt('Current Grade Status').'</span></h3>';
3366: $title.='<h4>'.&mt('<b>Current Resource: </b>[_1]',$env{'form.probTitle'}).'</h4><br />'."\n";
3367: $title.='<h4>'.&mt('<b>Section: </b>[_1]',$section_display).'</h4>'."\n";
3368:
3369: my $result= '<table border="0"><tr><td bgcolor="#777777">'."\n";
3370: $result.= '<table border="0"><tr bgcolor="#deffff">'.
3371: '<td rowspan=2 valign="center"> <b>No.</b> </td>'.
3372: '<td rowspan=2 valign="center">'.&nameUserString('header')."</td>\n";
3373:
3374: my %scoreptr = (
3375: 'correct' =>'correct_by_override',
3376: 'incorrect'=>'incorrect_by_override',
3377: 'excused' =>'excused',
3378: 'ungraded' =>'ungraded_attempted',
3379: 'nothing' => '',
3380: );
3381: my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0');
3382:
3383: my (@partid);
3384: my %weight = ();
3385: my %columns = ();
3386: my ($i,$ctr,$count,$rec_update) = (0,0,0,0);
3387:
3388: my (@parts) = sort(&getpartlist($symb));
3389: my $header;
3390: while ($ctr < $env{'form.totalparts'}) {
3391: my $partid = $env{'form.partid_'.$ctr};
3392: push @partid,$partid;
3393: $weight{$partid} = $env{'form.weight_'.$partid};
3394: $ctr++;
3395: }
3396: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
3397: foreach my $partid (@partid) {
3398: $header .= '<td align="center"> <b>Old Score</b> </td>'.
3399: '<td align="center"> <b>New Score</b> </td>';
3400: $columns{$partid}=2;
3401: foreach my $stores (@parts) {
3402: my ($part,$type) = &split_part_type($stores);
3403: if ($part !~ m/^\Q$partid\E/) { next;}
3404: if ($type eq 'awarded' || $type eq 'solved') { next; }
3405: my $display=&Apache::lonnet::metadata($url,$stores.'.display');
3406: $display =~ s/\[Part: (\w)+\]//;
3407: $display =~ s/Number of Attempts/Tries/;
3408: $header .= '<td align="center"> <b>Old '.$display.'</b> </td>'.
3409: '<td align="center"> <b>New '.$display.'</b> </td>';
3410: $columns{$partid}+=2;
3411: }
3412: }
3413: foreach my $partid (@partid) {
3414: my $display_part=&get_display_part($partid,$symb);
3415: $result .= '<td colspan="'.$columns{$partid}.
3416: '" align="center"><b>Part:</b> '.$display_part.
3417: ' (Weight = '.$weight{$partid}.')</td>';
3418:
3419: }
3420: $result .= '</tr><tr bgcolor="#deffff">';
3421: $result .= $header;
3422: $result .= '</tr>'."\n";
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: $noupdate.=$line."<td colspan=\"$numcols\"><span class=\"LC_warning\">Not allowed to modify student</span></td></tr>";
3436: next;
3437: }
3438: my %aggregate = ();
3439: my $aggregateflag = 0;
3440: $user=~s/:/_/; # colon doen't work in javascript for names
3441: foreach (@partid) {
3442: my $old_aw = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'};
3443: my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
3444: my $old_part = $old_aw eq '' ? '' : $old_part_pcr;
3445: my $old_score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
3446: my $awarded = $env{'form.GD_'.$user.'_'.$_.'_awarded'};
3447: my $pcr = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
3448: my $partial = $awarded eq '' ? '' : $pcr;
3449: my $score;
3450: if ($partial eq '') {
3451: $score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
3452: } elsif ($partial > 0) {
3453: $score = 'correct_by_override';
3454: } elsif ($partial == 0) {
3455: $score = 'incorrect_by_override';
3456: }
3457: my $dropMenu = $env{'form.GD_'.$user.'_'.$_.'_solved'};
3458: $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused'));
3459:
3460: $newrecord{'resource.'.$_.'.regrader'}=
3461: "$env{'user.name'}:$env{'user.domain'}";
3462: if ($dropMenu eq 'reset status' &&
3463: $old_score ne '') { # ignore if no previous attempts => nothing to reset
3464: $newrecord{'resource.'.$_.'.tries'} = '';
3465: $newrecord{'resource.'.$_.'.solved'} = '';
3466: $newrecord{'resource.'.$_.'.award'} = '';
3467: $newrecord{'resource.'.$_.'.awarded'} = '';
3468: $updateflag = 1;
3469: if ($env{'form.GD_'.$user.'_'.$_.'_aggtries'} > 0) {
3470: my $aggtries = $env{'form.GD_'.$user.'_'.$_.'_aggtries'};
3471: my $totaltries = $env{'form.GD_'.$user.'_'.$_.'_totaltries'};
3472: my $solvedstatus = $env{'form.GD_'.$user.'_'.$_.'_solved_s'};
3473: &decrement_aggs($symb,$_,\%aggregate,$aggtries,$totaltries,$solvedstatus);
3474: $aggregateflag = 1;
3475: }
3476: } elsif (!($old_part eq $partial && $old_score eq $score)) {
3477: $updateflag = 1;
3478: $newrecord{'resource.'.$_.'.awarded'} = $partial if $partial ne '';
3479: $newrecord{'resource.'.$_.'.solved'} = $score;
3480: $rec_update++;
3481: }
3482:
3483: $line .= '<td align="center">'.$old_aw.' </td>'.
3484: '<td align="center">'.$awarded.
3485: ($score eq 'excused' ? $score : '').' </td>';
3486:
3487:
3488: my $partid=$_;
3489: foreach my $stores (@parts) {
3490: my ($part,$type) = &split_part_type($stores);
3491: if ($part !~ m/^\Q$partid\E/) { next;}
3492: if ($type eq 'awarded' || $type eq 'solved') { next; }
3493: my $old_aw = $env{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'};
3494: my $awarded = $env{'form.GD_'.$user.'_'.$part.'_'.$type};
3495: if ($awarded ne '' && $awarded ne $old_aw) {
3496: $newrecord{'resource.'.$part.'.'.$type}= $awarded;
3497: $newrecord{'resource.'.$part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
3498: $updateflag=1;
3499: }
3500: $line .= '<td align="center">'.$old_aw.' </td>'.
3501: '<td align="center">'.$awarded.' </td>';
3502: }
3503: }
3504: $line.='</tr>'."\n";
3505:
3506: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3507: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3508:
3509: if ($updateflag) {
3510: $count++;
3511: &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'},
3512: $udom,$uname);
3513:
3514: if (&Apache::bridgetask::in_queue('gradingqueue',$symb,$cdom,
3515: $cnum,$udom,$uname)) {
3516: # need to figure out if should be in queue.
3517: my %record =
3518: &Apache::lonnet::restore($symb,$env{'request.course.id'},
3519: $udom,$uname);
3520: my $all_graded = 1;
3521: my $none_graded = 1;
3522: foreach my $part (@parts) {
3523: if ( $record{'resource.'.$part.'.awarded'} eq '' ) {
3524: $all_graded = 0;
3525: } else {
3526: $none_graded = 0;
3527: }
3528: }
3529:
3530: if ($all_graded || $none_graded) {
3531: &Apache::bridgetask::remove_from_queue('gradingqueue',
3532: $symb,$cdom,$cnum,
3533: $udom,$uname);
3534: }
3535: }
3536:
3537: $result.='<tr bgcolor="#ffffde"><td align="right"> '.$updateCtr.' </td>'.$line;
3538: $updateCtr++;
3539: } else {
3540: $noupdate.='<tr bgcolor="#ffffde"><td align="right"> '.$noupdateCtr.' </td>'.$line;
3541: $noupdateCtr++;
3542: }
3543: if ($aggregateflag) {
3544: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
3545: $cdom,$cnum);
3546: }
3547: }
3548: if ($noupdate) {
3549: # my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3;
3550: my $numcols=scalar(@partid)*4+2;
3551: $result .= '<tr bgcolor="#ffffff"><td align="center" colspan="'.$numcols.'">No Changes Occurred For the Students Below</td></tr><tr bgcolor="#ffffde">'.$noupdate;
3552: }
3553: $result .= '</table></td></tr></table>'."\n".
3554: &show_grading_menu_form ($symb);
3555: my $msg = '<br /><b>Number of records updated = '.$rec_update.
3556: ' for '.$count.' student'.($count <= 1 ? '' : 's').'.</b><br />'.
3557: '<b>Total number of students = '.$env{'form.total'}.'</b><br />';
3558: return $title.$msg.$result;
3559: }
3560:
3561: sub split_part_type {
3562: my ($partstr) = @_;
3563: my ($temp,@allparts)=split(/_/,$partstr);
3564: my $type=pop(@allparts);
3565: my $part=join('_',@allparts);
3566: return ($part,$type);
3567: }
3568:
3569: #------------- end of section for handling grading by section/class ---------
3570: #
3571: #----------------------------------------------------------------------------
3572:
3573:
3574: #----------------------------------------------------------------------------
3575: #
3576: #-------------------------- Next few routines handles grading by csv upload
3577: #
3578: #--- Javascript to handle csv upload
3579: sub csvupload_javascript_reverse_associate {
3580: my $error1=&mt('You need to specify the username or ID');
3581: my $error2=&mt('You need to specify at least one grading field');
3582: return(<<ENDPICK);
3583: function verify(vf) {
3584: var foundsomething=0;
3585: var founduname=0;
3586: var foundID=0;
3587: for (i=0;i<=vf.nfields.value;i++) {
3588: tw=eval('vf.f'+i+'.selectedIndex');
3589: if (i==0 && tw!=0) { foundID=1; }
3590: if (i==1 && tw!=0) { founduname=1; }
3591: if (i!=0 && i!=1 && i!=2 && tw!=0) { foundsomething=1; }
3592: }
3593: if (founduname==0 && foundID==0) {
3594: alert('$error1');
3595: return;
3596: }
3597: if (foundsomething==0) {
3598: alert('$error2');
3599: return;
3600: }
3601: vf.submit();
3602: }
3603: function flip(vf,tf) {
3604: var nw=eval('vf.f'+tf+'.selectedIndex');
3605: var i;
3606: for (i=0;i<=vf.nfields.value;i++) {
3607: //can not pick the same destination field for both name and domain
3608: if (((i ==0)||(i ==1)) &&
3609: ((tf==0)||(tf==1)) &&
3610: (i!=tf) &&
3611: (eval('vf.f'+i+'.selectedIndex')==nw)) {
3612: eval('vf.f'+i+'.selectedIndex=0;')
3613: }
3614: }
3615: }
3616: ENDPICK
3617: }
3618:
3619: sub csvupload_javascript_forward_associate {
3620: my $error1=&mt('You need to specify the username or ID');
3621: my $error2=&mt('You need to specify at least one grading field');
3622: return(<<ENDPICK);
3623: function verify(vf) {
3624: var foundsomething=0;
3625: var founduname=0;
3626: var foundID=0;
3627: for (i=0;i<=vf.nfields.value;i++) {
3628: tw=eval('vf.f'+i+'.selectedIndex');
3629: if (tw==1) { foundID=1; }
3630: if (tw==2) { founduname=1; }
3631: if (tw>3) { foundsomething=1; }
3632: }
3633: if (founduname==0 && foundID==0) {
3634: alert('$error1');
3635: return;
3636: }
3637: if (foundsomething==0) {
3638: alert('$error2');
3639: return;
3640: }
3641: vf.submit();
3642: }
3643: function flip(vf,tf) {
3644: var nw=eval('vf.f'+tf+'.selectedIndex');
3645: var i;
3646: //can not pick the same destination field twice
3647: for (i=0;i<=vf.nfields.value;i++) {
3648: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
3649: eval('vf.f'+i+'.selectedIndex=0;')
3650: }
3651: }
3652: }
3653: ENDPICK
3654: }
3655:
3656: sub csvuploadmap_header {
3657: my ($request,$symb,$datatoken,$distotal)= @_;
3658: my $javascript;
3659: if ($env{'form.upfile_associate'} eq 'reverse') {
3660: $javascript=&csvupload_javascript_reverse_associate();
3661: } else {
3662: $javascript=&csvupload_javascript_forward_associate();
3663: }
3664:
3665: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
3666: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
3667: my $ignore=&mt('Ignore First Line');
3668: $symb = &Apache::lonenc::check_encrypt($symb);
3669: $request->print(<<ENDPICK);
3670: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3671: <h3><span class="LC_info">Uploading Class Grades</span></h3>
3672: $result
3673: <hr />
3674: <h3>Identify fields</h3>
3675: Total number of records found in file: $distotal <hr />
3676: Enter as many fields as you can. The system will inform you and bring you back
3677: to this page if the data selected is insufficient to run your class.<hr />
3678: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
3679: <label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
3680: <input type="hidden" name="associate" value="" />
3681: <input type="hidden" name="phase" value="three" />
3682: <input type="hidden" name="datatoken" value="$datatoken" />
3683: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
3684: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
3685: <input type="hidden" name="upfile_associate"
3686: value="$env{'form.upfile_associate'}" />
3687: <input type="hidden" name="symb" value="$symb" />
3688: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
3689: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
3690: <input type="hidden" name="command" value="csvuploadoptions" />
3691: <hr />
3692: <script type="text/javascript" language="Javascript">
3693: $javascript
3694: </script>
3695: ENDPICK
3696: return '';
3697:
3698: }
3699:
3700: sub csvupload_fields {
3701: my ($symb) = @_;
3702: my (@parts) = &getpartlist($symb);
3703: my @fields=(['ID','Student ID'],
3704: ['username','Student Username'],
3705: ['domain','Student Domain']);
3706: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
3707: foreach my $part (sort(@parts)) {
3708: my @datum;
3709: my $display=&Apache::lonnet::metadata($url,$part.'.display');
3710: my $name=$part;
3711: if (!$display) { $display = $name; }
3712: @datum=($name,$display);
3713: if ($name=~/^stores_(.*)_awarded/) {
3714: push(@fields,['stores_'.$1.'_points',"Points [Part: $1]"]);
3715: }
3716: push(@fields,\@datum);
3717: }
3718: return (@fields);
3719: }
3720:
3721: sub csvuploadmap_footer {
3722: my ($request,$i,$keyfields) =@_;
3723: $request->print(<<ENDPICK);
3724: </table>
3725: <input type="hidden" name="nfields" value="$i" />
3726: <input type="hidden" name="keyfields" value="$keyfields" />
3727: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
3728: </form>
3729: ENDPICK
3730: }
3731:
3732: sub checkforfile_js {
3733: my $result =<<CSVFORMJS;
3734: <script type="text/javascript" language="javascript">
3735: function checkUpload(formname) {
3736: if (formname.upfile.value == "") {
3737: alert("Please use the browse button to select a file from your local directory.");
3738: return false;
3739: }
3740: formname.submit();
3741: }
3742: </script>
3743: CSVFORMJS
3744: return $result;
3745: }
3746:
3747: sub upcsvScores_form {
3748: my ($request) = shift;
3749: my ($symb)=&get_symb($request);
3750: if (!$symb) {return '';}
3751: my $result=&checkforfile_js();
3752: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
3753: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
3754: $result.=$table;
3755: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
3756: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
3757: $result.=' <b>'.&mt('Specify a file containing the class scores for current resource').
3758: '.</b></td></tr>'."\n";
3759: $result.='<tr bgcolor=#ffffe6><td>'."\n";
3760: my $upload=&mt("Upload Scores");
3761: my $upfile_select=&Apache::loncommon::upfile_select_html();
3762: my $ignore=&mt('Ignore First Line');
3763: $symb = &Apache::lonenc::check_encrypt($symb);
3764: $result.=<<ENDUPFORM;
3765: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3766: <input type="hidden" name="symb" value="$symb" />
3767: <input type="hidden" name="command" value="csvuploadmap" />
3768: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
3769: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
3770: $upfile_select
3771: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
3772: <label><input type="checkbox" name="noFirstLine" />$ignore</label>
3773: </form>
3774: ENDUPFORM
3775: $result.=&Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
3776: &mt("How do I create a CSV file from a spreadsheet"))
3777: .'</td></tr></table>'."\n";
3778: $result.='</td></tr></table><br /><br />'."\n";
3779: $result.=&show_grading_menu_form($symb);
3780: return $result;
3781: }
3782:
3783:
3784: sub csvuploadmap {
3785: my ($request)= @_;
3786: my ($symb)=&get_symb($request);
3787: if (!$symb) {return '';}
3788:
3789: my $datatoken;
3790: if (!$env{'form.datatoken'}) {
3791: $datatoken=&Apache::loncommon::upfile_store($request);
3792: } else {
3793: $datatoken=$env{'form.datatoken'};
3794: &Apache::loncommon::load_tmp_file($request);
3795: }
3796: my @records=&Apache::loncommon::upfile_record_sep();
3797: if ($env{'form.noFirstLine'}) { shift(@records); }
3798: &csvuploadmap_header($request,$symb,$datatoken,$#records+1);
3799: my ($i,$keyfields);
3800: if (@records) {
3801: my @fields=&csvupload_fields($symb);
3802:
3803: if ($env{'form.upfile_associate'} eq 'reverse') {
3804: &Apache::loncommon::csv_print_samples($request,\@records);
3805: $i=&Apache::loncommon::csv_print_select_table($request,\@records,
3806: \@fields);
3807: foreach (@fields) { $keyfields.=$_->[0].','; }
3808: chop($keyfields);
3809: } else {
3810: unshift(@fields,['none','']);
3811: $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
3812: \@fields);
3813: foreach my $rec (@records) {
3814: my %temp = &Apache::loncommon::record_sep($rec);
3815: if (%temp) {
3816: $keyfields=join(',',sort(keys(%temp)));
3817: last;
3818: }
3819: }
3820: }
3821: }
3822: &csvuploadmap_footer($request,$i,$keyfields);
3823: $request->print(&show_grading_menu_form($symb));
3824:
3825: return '';
3826: }
3827:
3828: sub csvuploadoptions {
3829: my ($request)= @_;
3830: my ($symb)=&get_symb($request);
3831: my $checked=(($env{'form.noFirstLine'})?'1':'0');
3832: my $ignore=&mt('Ignore First Line');
3833: $request->print(<<ENDPICK);
3834: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3835: <h3><span class="LC_info">Uploading Class Grade Options</span></h3>
3836: <input type="hidden" name="command" value="csvuploadassign" />
3837: <!--
3838: <p>
3839: <label>
3840: <input type="checkbox" name="show_full_results" />
3841: Show a table of all changes
3842: </label>
3843: </p>
3844: -->
3845: <p>
3846: <label>
3847: <input type="checkbox" name="overwite_scores" checked="checked" />
3848: Overwrite any existing score
3849: </label>
3850: </p>
3851: ENDPICK
3852: my %fields=&get_fields();
3853: if (!defined($fields{'domain'})) {
3854: my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain');
3855: $request->print("\n<p> Users are in domain: ".$domform."</p>\n");
3856: }
3857: foreach my $key (sort(keys(%env))) {
3858: if ($key !~ /^form\.(.*)$/) { next; }
3859: my $cleankey=$1;
3860: if ($cleankey eq 'command') { next; }
3861: $request->print('<input type="hidden" name="'.$cleankey.
3862: '" value="'.$env{$key}.'" />'."\n");
3863: }
3864: # FIXME do a check for any duplicated user ids...
3865: # FIXME do a check for any invalid user ids?...
3866: $request->print('<input type="submit" value="Assign Grades" /><br />
3867: <hr /></form>'."\n");
3868: $request->print(&show_grading_menu_form($symb));
3869: return '';
3870: }
3871:
3872: sub get_fields {
3873: my %fields;
3874: my @keyfields = split(/\,/,$env{'form.keyfields'});
3875: for (my $i=0; $i<=$env{'form.nfields'}; $i++) {
3876: if ($env{'form.upfile_associate'} eq 'reverse') {
3877: if ($env{'form.f'.$i} ne 'none') {
3878: $fields{$keyfields[$i]}=$env{'form.f'.$i};
3879: }
3880: } else {
3881: if ($env{'form.f'.$i} ne 'none') {
3882: $fields{$env{'form.f'.$i}}=$keyfields[$i];
3883: }
3884: }
3885: }
3886: return %fields;
3887: }
3888:
3889: sub csvuploadassign {
3890: my ($request)= @_;
3891: my ($symb)=&get_symb($request);
3892: if (!$symb) {return '';}
3893: my $error_msg = '';
3894: &Apache::loncommon::load_tmp_file($request);
3895: my @gradedata = &Apache::loncommon::upfile_record_sep();
3896: if ($env{'form.noFirstLine'}) { shift(@gradedata); }
3897: my %fields=&get_fields();
3898: $request->print('<h3>Assigning Grades</h3>');
3899: my $courseid=$env{'request.course.id'};
3900: my ($classlist) = &getclasslist('all',0);
3901: my @notallowed;
3902: my @skipped;
3903: my $countdone=0;
3904: foreach my $grade (@gradedata) {
3905: my %entries=&Apache::loncommon::record_sep($grade);
3906: my $domain;
3907: if ($entries{$fields{'domain'}}) {
3908: $domain=$entries{$fields{'domain'}};
3909: } else {
3910: $domain=$env{'form.default_domain'};
3911: }
3912: $domain=~s/\s//g;
3913: my $username=$entries{$fields{'username'}};
3914: $username=~s/\s//g;
3915: if (!$username) {
3916: my $id=$entries{$fields{'ID'}};
3917: $id=~s/\s//g;
3918: my %ids=&Apache::lonnet::idget($domain,$id);
3919: $username=$ids{$id};
3920: }
3921: if (!exists($$classlist{"$username:$domain"})) {
3922: my $id=$entries{$fields{'ID'}};
3923: $id=~s/\s//g;
3924: if ($id) {
3925: push(@skipped,"$id:$domain");
3926: } else {
3927: push(@skipped,"$username:$domain");
3928: }
3929: next;
3930: }
3931: my $usec=$classlist->{"$username:$domain"}[5];
3932: if (!&canmodify($usec)) {
3933: push(@notallowed,"$username:$domain");
3934: next;
3935: }
3936: my %points;
3937: my %grades;
3938: foreach my $dest (keys(%fields)) {
3939: if ($dest eq 'ID' || $dest eq 'username' ||
3940: $dest eq 'domain') { next; }
3941: if ($entries{$fields{$dest}} =~ /^\s*$/) { next; }
3942: if ($dest=~/stores_(.*)_points/) {
3943: my $part=$1;
3944: my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight',
3945: $symb,$domain,$username);
3946: if ($wgt) {
3947: $entries{$fields{$dest}}=~s/\s//g;
3948: my $pcr=$entries{$fields{$dest}} / $wgt;
3949: my $award=($pcr == 0) ? 'incorrect_by_override'
3950: : 'correct_by_override';
3951: $grades{"resource.$part.awarded"}=$pcr;
3952: $grades{"resource.$part.solved"}=$award;
3953: $points{$part}=1;
3954: } else {
3955: $error_msg = "<br />" .
3956: &mt("Some point values were assigned"
3957: ." for problems with a weight "
3958: ."of zero. These values were "
3959: ."ignored.");
3960: }
3961: } else {
3962: if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} }
3963: if ($dest=~/stores_(.*)_solved/) { if ($points{$1}) {next;} }
3964: my $store_key=$dest;
3965: $store_key=~s/^stores/resource/;
3966: $store_key=~s/_/\./g;
3967: $grades{$store_key}=$entries{$fields{$dest}};
3968: }
3969: }
3970: if (! %grades) { push(@skipped,"$username:$domain no data to save"); }
3971: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
3972: my $result=&Apache::lonnet::cstore(\%grades,$symb,
3973: $env{'request.course.id'},
3974: $domain,$username);
3975: if ($result eq 'ok') {
3976: $request->print('.');
3977: } else {
3978: $request->print("<p>
3979: <span class=\"LC_error\">
3980: Failed to save student $username:$domain.
3981: Message when trying to save was ($result)
3982: </span>
3983: </p>" );
3984: }
3985: $request->rflush();
3986: $countdone++;
3987: }
3988: $request->print("<br />Saved $countdone students\n");
3989: if (@skipped) {
3990: $request->print('<p><h4><b>Skipped Students</b></h4></p>');
3991: foreach my $student (@skipped) { $request->print("$student<br />\n"); }
3992: }
3993: if (@notallowed) {
3994: $request->print('<p><span class="LC_error">Students Not Allowed to Modify</span></p>');
3995: foreach my $student (@notallowed) { $request->print("$student<br />\n"); }
3996: }
3997: $request->print("<br />\n");
3998: $request->print(&show_grading_menu_form($symb));
3999: return $error_msg;
4000: }
4001: #------------- end of section for handling csv file upload ---------
4002: #
4003: #-------------------------------------------------------------------
4004: #
4005: #-------------- Next few routines handle grading by page/sequence
4006: #
4007: #--- Select a page/sequence and a student to grade
4008: sub pickStudentPage {
4009: my ($request) = shift;
4010:
4011: $request->print(<<LISTJAVASCRIPT);
4012: <script type="text/javascript" language="javascript">
4013:
4014: function checkPickOne(formname) {
4015: if (radioSelection(formname.student) == null) {
4016: alert("Please select the student you wish to grade.");
4017: return;
4018: }
4019: ptr = pullDownSelection(formname.selectpage);
4020: formname.page.value = formname["page"+ptr].value;
4021: formname.title.value = formname["title"+ptr].value;
4022: formname.submit();
4023: }
4024:
4025: </script>
4026: LISTJAVASCRIPT
4027: &commonJSfunctions($request);
4028: my ($symb) = &get_symb($request);
4029: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4030: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4031: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4032:
4033: my $result='<h3><span class="LC_info"> '.
4034: 'Manual Grading by Page or Sequence</span></h3>';
4035:
4036: $result.='<form action="/adm/grades" method="post" name="displayPage">'."\n";
4037: $result.=' <b>Problems from:</b> <select name="selectpage">'."\n";
4038: my ($titles,$symbx) = &getSymbMap();
4039: my ($curpage) =&Apache::lonnet::decode_symb($symb);
4040: # my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb);
4041: # my $type=($curpage =~ /\.(page|sequence)/);
4042: my $ctr=0;
4043: foreach (@$titles) {
4044: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4045: $result.='<option value="'.$ctr.'" '.
4046: ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
4047: '>'.$showtitle.'</option>'."\n";
4048: $ctr++;
4049: }
4050: $result.= '</select>'."<br />\n";
4051: $ctr=0;
4052: foreach (@$titles) {
4053: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4054: $result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
4055: $result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n";
4056: $ctr++;
4057: }
4058: $result.='<input type="hidden" name="page" />'."\n".
4059: '<input type="hidden" name="title" />'."\n";
4060:
4061: $result.=' <b>View Problems Text: </b><label><input type="radio" name="vProb" value="no" checked="checked" /> no </label>'."\n".
4062: '<label><input type="radio" name="vProb" value="yes" /> yes </label>'."<br />\n";
4063:
4064: $result.=' <b>Submission Details: </b>'.
4065: '<label><input type="radio" name="lastSub" value="none" /> none</label>'."\n".
4066: '<label><input type="radio" name="lastSub" value="datesub" checked="checked" /> by dates and submissions</label>'."\n".
4067: '<label><input type="radio" name="lastSub" value="all" /> all details</label>'."\n";
4068:
4069: $result.=&build_section_inputs();
4070: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
4071: $result.='<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
4072: '<input type="hidden" name="command" value="displayPage" />'."\n".
4073: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4074: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."<br />\n";
4075:
4076: $result.=' <b>'.&mt('Use CODE:').' </b>'.
4077: '<input type="text" name="CODE" value="" /><br />'."\n";
4078:
4079: $result.=' <input type="button" '.
4080: 'onClick="javascript:checkPickOne(this.form);"value="Next->" /><br />'."\n";
4081:
4082: $request->print($result);
4083:
4084: my $studentTable.=' <b>Select a student you wish to grade and then click on the Next button.</b><br />'.
4085: '<table border="0"><tr><td bgcolor="#777777">'.
4086: '<table border="0"><tr bgcolor="#e6ffff">'.
4087: '<td align="right"> <b>No.</b></td>'.
4088: '<td>'.&nameUserString('header').'</td>'.
4089: '<td align="right"> <b>No.</b></td>'.
4090: '<td>'.&nameUserString('header').'</td></tr>';
4091:
4092: my (undef,undef,$fullname) = &getclasslist($getsec,'1');
4093: my $ptr = 1;
4094: foreach my $student (sort
4095: {
4096: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
4097: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
4098: }
4099: return $a cmp $b;
4100: } (keys(%$fullname))) {
4101: my ($uname,$udom) = split(/:/,$student);
4102: $studentTable.=($ptr%2 == 1 ? '<tr bgcolor="#ffffe6">' : '</td>');
4103: $studentTable.='<td align="right">'.$ptr.' </td>';
4104: $studentTable.='<td> <label><input type="radio" name="student" value="'.$student.'" /> '
4105: .&nameUserString(undef,$$fullname{$student},$uname,$udom)."</label>\n";
4106: $studentTable.=($ptr%2 == 0 ? '</td></tr>' : '');
4107: $ptr++;
4108: }
4109: $studentTable.='</td><td> </td><td> </td></tr>' if ($ptr%2 == 0);
4110: $studentTable.='</table></td></tr></table>'."\n";
4111: $studentTable.='<input type="button" '.
4112: 'onClick="javascript:checkPickOne(this.form);"value="Next->" /></form>'."\n";
4113:
4114: $studentTable.=&show_grading_menu_form($symb);
4115: $request->print($studentTable);
4116:
4117: return '';
4118: }
4119:
4120: sub getSymbMap {
4121: my $navmap = Apache::lonnavmaps::navmap->new();
4122:
4123: my %symbx = ();
4124: my @titles = ();
4125: my $minder = 0;
4126:
4127: # Gather every sequence that has problems.
4128: my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); },
4129: 1,0,1);
4130: for my $sequence ($navmap->getById('0.0'), @sequences) {
4131: if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) {
4132: my $title = $minder.'.'.
4133: &HTML::Entities::encode($sequence->compTitle(),'"\'&');
4134: push(@titles, $title); # minder in case two titles are identical
4135: $symbx{$title} = &HTML::Entities::encode($sequence->symb(),'"\'&');
4136: $minder++;
4137: }
4138: }
4139: return \@titles,\%symbx;
4140: }
4141:
4142: #
4143: #--- Displays a page/sequence w/wo problems, w/wo submissions
4144: sub displayPage {
4145: my ($request) = shift;
4146:
4147: my ($symb) = &get_symb($request);
4148: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4149: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4150: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4151: my $pageTitle = $env{'form.page'};
4152: my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
4153: my ($uname,$udom) = split(/:/,$env{'form.student'});
4154: my $usec=$classlist->{$env{'form.student'}}[5];
4155:
4156: #need to make sure we have the correct data for later EXT calls,
4157: #thus invalidate the cache
4158: &Apache::lonnet::devalidatecourseresdata(
4159: $env{'course.'.$env{'request.course.id'}.'.num'},
4160: $env{'course.'.$env{'request.course.id'}.'.domain'});
4161: &Apache::lonnet::clear_EXT_cache_status();
4162:
4163: if (!&canview($usec)) {
4164: $request->print('<span class="LC_warning">Unable to view requested student.('.$env{'form.student'}.')</span>');
4165: $request->print(&show_grading_menu_form($symb));
4166: return;
4167: }
4168: my $result='<h3><span class="LC_info"> '.$env{'form.title'}.'</span></h3>';
4169: $result.='<h3> Student: '.&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom).
4170: '</h3>'."\n";
4171: if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
4172: $result.='<h3> CODE: '.$env{'form.CODE'}.'</h3>'."\n";
4173: } else {
4174: delete($env{'form.CODE'});
4175: }
4176: &sub_page_js($request);
4177: $request->print($result);
4178:
4179: my $navmap = Apache::lonnavmaps::navmap->new();
4180: my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'});
4181: my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
4182: if (!$map) {
4183: $request->print('<span class="LC_warning">Unable to view requested sequence. ('.$resUrl.')</span>');
4184: $request->print(&show_grading_menu_form($symb));
4185: return;
4186: }
4187: my $iterator = $navmap->getIterator($map->map_start(),
4188: $map->map_finish());
4189:
4190: my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n".
4191: '<input type="hidden" name="command" value="gradeByPage" />'."\n".
4192: '<input type="hidden" name="fullname" value="'.$$fullname{$env{'form.student'}}.'" />'."\n".
4193: '<input type="hidden" name="student" value="'.$env{'form.student'}.'" />'."\n".
4194: '<input type="hidden" name="page" value="'.$pageTitle.'" />'."\n".
4195: '<input type="hidden" name="title" value="'.$env{'form.title'}.'" />'."\n".
4196: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4197: '<input type="hidden" name="overRideScore" value="no" />'."\n".
4198: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n";
4199:
4200: if (defined($env{'form.CODE'})) {
4201: $studentTable.=
4202: '<input type="hidden" name="CODE" value="'.$env{'form.CODE'}.'" />'."\n";
4203: }
4204: my $checkIcon = '<img alt="'.&mt('Check Mark').
4205: '" src="'.$request->dir_config('lonIconsURL').
4206: '/check.gif" height="16" border="0" />';
4207:
4208: $studentTable.=' <b>Note:</b> Problems graded correct by the computer are marked with a '.$checkIcon.
4209: ' symbol.'."\n".
4210: '<table border="0"><tr><td bgcolor="#777777">'.
4211: '<table border="0"><tr bgcolor="#e6ffff">'.
4212: '<td align="center"><b> Prob. </b></td>'.
4213: '<td><b> '.($env{'form.vProb'} eq 'no' ? 'Title' : 'Problem Text').'/Grade</b></td></tr>';
4214:
4215: &Apache::lonxml::clear_problem_counter();
4216: my ($depth,$question,$prob) = (1,1,1);
4217: $iterator->next(); # skip the first BEGIN_MAP
4218: my $curRes = $iterator->next(); # for "current resource"
4219: while ($depth > 0) {
4220: if($curRes == $iterator->BEGIN_MAP) { $depth++; }
4221: if($curRes == $iterator->END_MAP) { $depth--; }
4222:
4223: if (ref($curRes) && $curRes->is_problem()) {
4224: my $parts = $curRes->parts();
4225: my $title = $curRes->compTitle();
4226: my $symbx = $curRes->symb();
4227: $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
4228: (scalar(@{$parts}) == 1 ? '' : '<br />('.scalar(@{$parts}).' parts)').'</td>';
4229: $studentTable.='<td valign="top">';
4230: my %form = ('CODE' => $env{'form.CODE'},);
4231: if ($env{'form.vProb'} eq 'yes' ) {
4232: $studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
4233: undef,'both',\%form);
4234: } else {
4235: my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form);
4236: $companswer =~ s|<form(.*?)>||g;
4237: $companswer =~ s|</form>||g;
4238: # while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
4239: # $companswer =~ s/$1/ /ms;
4240: # $request->print('match='.$1."<br />\n");
4241: # }
4242: # $companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
4243: $studentTable.=' <b>'.$title.'</b> <br /> <b>Correct answer:</b><br />'.$companswer;
4244: }
4245:
4246: my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
4247:
4248: if ($env{'form.lastSub'} eq 'datesub') {
4249: if ($record{'version'} eq '') {
4250: $studentTable.='<br /> <span class="LC_warning">No recorded submission for this problem</span><br />';
4251: } else {
4252: my %responseType = ();
4253: foreach my $partid (@{$parts}) {
4254: my @responseIds =$curRes->responseIds($partid);
4255: my @responseType =$curRes->responseType($partid);
4256: my %responseIds;
4257: for (my $i=0;$i<=$#responseIds;$i++) {
4258: $responseIds{$responseIds[$i]}=$responseType[$i];
4259: }
4260: $responseType{$partid} = \%responseIds;
4261: }
4262: $studentTable.= &displaySubByDates($symbx,\%record,$parts,\%responseType,$checkIcon,$uname,$udom);
4263:
4264: }
4265: } elsif ($env{'form.lastSub'} eq 'all') {
4266: my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
4267: $studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom,
4268: $env{'request.course.id'},
4269: '','.submission');
4270:
4271: }
4272: if (&canmodify($usec)) {
4273: foreach my $partid (@{$parts}) {
4274: $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record);
4275: $studentTable.='<input type="hidden" name="q_'.$question.'" value="'.$partid.'" />'."\n";
4276: $question++;
4277: }
4278: $prob++;
4279: }
4280: $studentTable.='</td></tr>';
4281:
4282: }
4283: $curRes = $iterator->next();
4284: }
4285:
4286: $studentTable.='</table></td></tr></table>'."\n".
4287: '<input type="button" value="Save" '.
4288: 'onClick="javascript:checkSubmitPage(this.form,'.$question.');" />'.
4289: '</form>'."\n";
4290: $studentTable.=&show_grading_menu_form($symb);
4291: $request->print($studentTable);
4292:
4293: return '';
4294: }
4295:
4296: sub displaySubByDates {
4297: my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
4298: my $isCODE=0;
4299: my $isTask = ($symb =~/\.task$/);
4300: if (exists($record->{'resource.CODE'})) { $isCODE=1; }
4301: my $studentTable=&Apache::loncommon::start_data_table().
4302: &Apache::loncommon::start_data_table_header_row().
4303: '<th>'.&mt('Date/Time').'</th>'.
4304: ($isCODE?'<th>'.&mt('CODE').'</th>':'').
4305: '<th>'.&mt('Submission').'</th>'.
4306: '<th>'.&mt('Status').'</th>'.
4307: &Apache::loncommon::end_data_table_header_row();
4308: my ($version);
4309: my %mark;
4310: my %orders;
4311: $mark{'correct_by_student'} = $checkIcon;
4312: if (!exists($$record{'1:timestamp'})) {
4313: return '<br /> <span class="LC_warning">'.&mt('Nothing submitted - no attempts').'</span><br />';
4314: }
4315:
4316: my $interaction;
4317: for ($version=1;$version<=$$record{'version'};$version++) {
4318: my $timestamp =
4319: &Apache::lonlocal::locallocaltime($$record{$version.':timestamp'});
4320: if (exists($$record{$version.':resource.0.version'})) {
4321: $interaction = $$record{$version.':resource.0.version'};
4322: }
4323:
4324: my $where = ($isTask ? "$version:resource.$interaction"
4325: : "$version:resource");
4326: $studentTable.=&Apache::loncommon::start_data_table_row().
4327: '<td>'.$timestamp.'</td>';
4328: if ($isCODE) {
4329: $studentTable.='<td>'.$record->{$version.':resource.CODE'}.'</td>';
4330: }
4331: my @versionKeys = split(/\:/,$$record{$version.':keys'});
4332: my @displaySub = ();
4333: foreach my $partid (@{$parts}) {
4334: my @matchKey = ($isTask ? sort(grep /^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys)
4335: : sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys));
4336:
4337:
4338: # next if ($$record{"$version:resource.$partid.solved"} eq '');
4339: my $display_part=&get_display_part($partid,$symb);
4340: foreach my $matchKey (@matchKey) {
4341: if (exists($$record{$version.':'.$matchKey}) &&
4342: $$record{$version.':'.$matchKey} ne '') {
4343:
4344: my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/)
4345: : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/));
4346: $displaySub[0].='<b>'.&mt('Part:').'</b> '.$display_part.' ';
4347: $displaySub[0].='<span class="LC_internal_info">('.&mt('ID').' '.
4348: $responseId.')</span> <b>';
4349: if ($$record{"$where.$partid.tries"} eq '') {
4350: $displaySub[0].=&mt('Trial not counted');
4351: } else {
4352: $displaySub[0].=&mt('Trial [_1]',
4353: $$record{"$where.$partid.tries"});
4354: }
4355: my $responseType=($isTask ? 'Task'
4356: : $responseType->{$partid}->{$responseId});
4357: if (!exists($orders{$partid})) { $orders{$partid}={}; }
4358: if (!exists($orders{$partid}->{$responseId})) {
4359: $orders{$partid}->{$responseId}=
4360: &get_order($partid,$responseId,$symb,$uname,$udom);
4361: }
4362: $displaySub[0].='</b> '.
4363: &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom).'<br />';
4364: }
4365: }
4366: if (exists($$record{"$where.$partid.checkedin"})) {
4367: $displaySub[1].='Checked in by '.
4368: $$record{"$where.$partid.checkedin"}.' into slot '.
4369: $$record{"$where.$partid.checkedin.slot"}.
4370: '<br />';
4371: }
4372: if (exists $$record{"$where.$partid.award"}) {
4373: $displaySub[1].='<b>Part:</b> '.$display_part.' '.
4374: lc($$record{"$where.$partid.award"}).' '.
4375: $mark{$$record{"$where.$partid.solved"}}.
4376: '<br />';
4377: }
4378: if (exists $$record{"$where.$partid.regrader"}) {
4379: $displaySub[2].=$$record{"$where.$partid.regrader"}.
4380: ' (<b>'.&mt('Part').':</b> '.$display_part.')';
4381: } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) {
4382: $displaySub[2].=
4383: $$record{"$version:resource.$partid.regrader"}.
4384: ' (<b>'.&mt('Part').':</b> '.$display_part.')';
4385: }
4386: }
4387: # needed because old essay regrader has not parts info
4388: if (exists $$record{"$version:resource.regrader"}) {
4389: $displaySub[2].=$$record{"$version:resource.regrader"};
4390: }
4391: $studentTable.='<td>'.$displaySub[0].' </td><td>'.$displaySub[1];
4392: if ($displaySub[2]) {
4393: $studentTable.=&mt('Manually graded by [_1]',$displaySub[2]);
4394: }
4395: $studentTable.=' </td>'.
4396: &Apache::loncommon::end_data_table_row();
4397: }
4398: $studentTable.=&Apache::loncommon::end_data_table();
4399: return $studentTable;
4400: }
4401:
4402: sub updateGradeByPage {
4403: my ($request) = shift;
4404:
4405: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4406: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4407: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4408: my $pageTitle = $env{'form.page'};
4409: my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
4410: my ($uname,$udom) = split(/:/,$env{'form.student'});
4411: my $usec=$classlist->{$env{'form.student'}}[5];
4412: if (!&canmodify($usec)) {
4413: $request->print('<span class="LC_warning">Unable to modify requested student.('.$env{'form.student'}.'</span>');
4414: $request->print(&show_grading_menu_form($env{'form.symb'}));
4415: return;
4416: }
4417: my $result='<h3><span class="LC_info"> '.$env{'form.title'}.'</span></h3>';
4418: $result.='<h3> Student: '.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).
4419: '</h3>'."\n";
4420:
4421: $request->print($result);
4422:
4423: my $navmap = Apache::lonnavmaps::navmap->new();
4424: my ($mapUrl, $id, $resUrl) = &Apache::lonnet::decode_symb( $env{'form.page'});
4425: my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
4426: if (!$map) {
4427: $request->print('<span class="LC_warning">Unable to grade requested sequence. ('.$resUrl.')</span>');
4428: my ($symb)=&get_symb($request);
4429: $request->print(&show_grading_menu_form($symb));
4430: return;
4431: }
4432: my $iterator = $navmap->getIterator($map->map_start(),
4433: $map->map_finish());
4434:
4435: my $studentTable='<table border="0"><tr><td bgcolor="#777777">'.
4436: '<table border="0"><tr bgcolor="#e6ffff">'.
4437: '<td align="center"><b> Prob. </b></td>'.
4438: '<td><b> Title </b></td>'.
4439: '<td><b> Previous Score </b></td>'.
4440: '<td><b> New Score </b></td></tr>';
4441:
4442: $iterator->next(); # skip the first BEGIN_MAP
4443: my $curRes = $iterator->next(); # for "current resource"
4444: my ($depth,$question,$prob,$changeflag)= (1,1,1,0);
4445: while ($depth > 0) {
4446: if($curRes == $iterator->BEGIN_MAP) { $depth++; }
4447: if($curRes == $iterator->END_MAP) { $depth--; }
4448:
4449: if (ref($curRes) && $curRes->is_problem()) {
4450: my $parts = $curRes->parts();
4451: my $title = $curRes->compTitle();
4452: my $symbx = $curRes->symb();
4453: $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$prob.
4454: (scalar(@{$parts}) == 1 ? '' : '<br />('.scalar(@{$parts}).' parts)').'</td>';
4455: $studentTable.='<td valign="top"> <b>'.$title.'</b> </td>';
4456:
4457: my %newrecord=();
4458: my @displayPts=();
4459: my %aggregate = ();
4460: my $aggregateflag = 0;
4461: foreach my $partid (@{$parts}) {
4462: my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid};
4463: my $oldpts = $env{'form.oldpts'.$question.'_'.$partid};
4464:
4465: my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ?
4466: $env{'form.WGT'.$question.'_'.$partid} : 1;
4467: my $partial = $newpts/$wgt;
4468: my $score;
4469: if ($partial > 0) {
4470: $score = 'correct_by_override';
4471: } elsif ($newpts ne '') { #empty is taken as 0
4472: $score = 'incorrect_by_override';
4473: }
4474: my $dropMenu = $env{'form.GD_SEL'.$question.'_'.$partid};
4475: if ($dropMenu eq 'excused') {
4476: $partial = '';
4477: $score = 'excused';
4478: } elsif ($dropMenu eq 'reset status'
4479: && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists
4480: $newrecord{'resource.'.$partid.'.tries'} = 0;
4481: $newrecord{'resource.'.$partid.'.solved'} = '';
4482: $newrecord{'resource.'.$partid.'.award'} = '';
4483: $newrecord{'resource.'.$partid.'.awarded'} = 0;
4484: $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}";
4485: $changeflag++;
4486: $newpts = '';
4487:
4488: my $aggtries = $env{'form.aggtries'.$question.'_'.$partid};
4489: my $totaltries = $env{'form.totaltries'.$question.'_'.$partid};
4490: my $solvedstatus = $env{'form.solved'.$question.'_'.$partid};
4491: if ($aggtries > 0) {
4492: &decrement_aggs($symbx,$partid,\%aggregate,$aggtries,$totaltries,$solvedstatus);
4493: $aggregateflag = 1;
4494: }
4495: }
4496: my $display_part=&get_display_part($partid,$curRes->symb());
4497: my $oldstatus = $env{'form.solved'.$question.'_'.$partid};
4498: $displayPts[0].=' <b>Part:</b> '.$display_part.' = '.
4499: (($oldstatus eq 'excused') ? 'excused' : $oldpts).
4500: ' <br />';
4501: $displayPts[1].=' <b>Part:</b> '.$display_part.' = '.
4502: (($score eq 'excused') ? 'excused' : $newpts).
4503: ' <br />';
4504: $question++;
4505: next if ($dropMenu eq 'reset status' || ($newpts eq $oldpts && $score ne 'excused'));
4506:
4507: $newrecord{'resource.'.$partid.'.awarded'} = $partial if $partial ne '';
4508: $newrecord{'resource.'.$partid.'.solved'} = $score if $score ne '';
4509: $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}"
4510: if (scalar(keys(%newrecord)) > 0);
4511:
4512: $changeflag++;
4513: }
4514: if (scalar(keys(%newrecord)) > 0) {
4515: my %record =
4516: &Apache::lonnet::restore($symbx,$env{'request.course.id'},
4517: $udom,$uname);
4518:
4519: if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
4520: $newrecord{'resource.CODE'} = $env{'form.CODE'};
4521: } elsif (&Apache::lonnet::validCODE($record{'resource.CODE'})) {
4522: $newrecord{'resource.CODE'} = '';
4523: }
4524: &Apache::lonnet::cstore(\%newrecord,$symbx,$env{'request.course.id'},
4525: $udom,$uname);
4526: %record = &Apache::lonnet::restore($symbx,
4527: $env{'request.course.id'},
4528: $udom,$uname);
4529: &check_and_remove_from_queue($parts,\%record,undef,$symbx,
4530: $cdom,$cnum,$udom,$uname);
4531: }
4532:
4533: if ($aggregateflag) {
4534: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
4535: $env{'course.'.$env{'request.course.id'}.'.domain'},
4536: $env{'course.'.$env{'request.course.id'}.'.num'});
4537: }
4538:
4539: $studentTable.='<td valign="top">'.$displayPts[0].'</td>'.
4540: '<td valign="top">'.$displayPts[1].'</td>'.
4541: '</tr>';
4542:
4543: $prob++;
4544: }
4545: $curRes = $iterator->next();
4546: }
4547:
4548: $studentTable.='</td></tr></table></td></tr></table>';
4549: $studentTable.=&show_grading_menu_form($env{'form.symb'});
4550: my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' :
4551: 'The scores were changed for '.
4552: $changeflag.' problem'.($changeflag == 1 ? '.' : 's.'));
4553: $request->print($grademsg.$studentTable);
4554:
4555: return '';
4556: }
4557:
4558: #-------- end of section for handling grading by page/sequence ---------
4559: #
4560: #-------------------------------------------------------------------
4561:
4562: #--------------------Scantron Grading-----------------------------------
4563: #
4564: #------ start of section for handling grading by page/sequence ---------
4565:
4566: =pod
4567:
4568: =head1 Bubble sheet grading routines
4569:
4570: For this documentation:
4571:
4572: 'scanline' refers to the full line of characters
4573: from the file that we are parsing that represents one entire sheet
4574:
4575: 'bubble line' refers to the data
4576: representing the line of bubbles that are on the physical bubble sheet
4577:
4578:
4579: The overall process is that a scanned in bubble sheet data is uploaded
4580: into a course. When a user wants to grade, they select a
4581: sequence/folder of resources, a file of bubble sheet info, and pick
4582: one of the predefined configurations for what each scanline looks
4583: like.
4584:
4585: Next each scanline is checked for any errors of either 'missing
4586: bubbles' (it's an error because it may have been mis-scanned
4587: because too light bubbling), 'double bubble' (each bubble line should
4588: have no more that one letter picked), invalid or duplicated CODE,
4589: invalid student ID
4590:
4591: If the CODE option is used that determines the randomization of the
4592: homework problems, either way the student ID is looked up into a
4593: username:domain.
4594:
4595: During the validation phase the instructor can choose to skip scanlines.
4596:
4597: After the validation phase, there are now 3 bubble sheet files
4598:
4599: scantron_original_filename (unmodified original file)
4600: scantron_corrected_filename (file where the corrected information has replaced the original information)
4601: scantron_skipped_filename (contains the exact text of scanlines that where skipped)
4602:
4603: Also there is a separate hash nohist_scantrondata that contains extra
4604: correction information that isn't representable in the bubble sheet
4605: file (see &scantron_getfile() for more information)
4606:
4607: After all scanlines are either valid, marked as valid or skipped, then
4608: foreach line foreach problem in the picked sequence, an ssi request is
4609: made that simulates a user submitting their selected letter(s) against
4610: the homework problem.
4611:
4612: =over 4
4613:
4614:
4615:
4616: =item defaultFormData
4617:
4618: Returns html hidden inputs used to hold context/default values.
4619:
4620: Arguments:
4621: $symb - $symb of the current resource
4622:
4623: =cut
4624:
4625: sub defaultFormData {
4626: my ($symb)=@_;
4627: return '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4628: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
4629: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
4630: }
4631:
4632:
4633: =pod
4634:
4635: =item getSequenceDropDown
4636:
4637: Return html dropdown of possible sequences to grade
4638:
4639: Arguments:
4640: $symb - $symb of the current resource
4641:
4642: =cut
4643:
4644: sub getSequenceDropDown {
4645: my ($symb)=@_;
4646: my $result='<select name="selectpage">'."\n";
4647: my ($titles,$symbx) = &getSymbMap();
4648: my ($curpage)=&Apache::lonnet::decode_symb($symb);
4649: my $ctr=0;
4650: foreach (@$titles) {
4651: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4652: $result.='<option value="'.$$symbx{$_}.'" '.
4653: ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
4654: '>'.$showtitle.'</option>'."\n";
4655: $ctr++;
4656: }
4657: $result.= '</select>';
4658: return $result;
4659: }
4660:
4661:
4662: =pod
4663:
4664: =item scantron_filenames
4665:
4666: Returns a list of the scantron files in the current course
4667:
4668: =cut
4669:
4670: sub scantron_filenames {
4671: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
4672: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
4673: my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname,
4674: &propath($cdom,$cname));
4675: my @possiblenames;
4676: foreach my $filename (sort(@files)) {
4677: ($filename)=split(/&/,$filename);
4678: if ($filename!~/^scantron_orig_/) { next ; }
4679: $filename=~s/^scantron_orig_//;
4680: push(@possiblenames,$filename);
4681: }
4682: return @possiblenames;
4683: }
4684:
4685: =pod
4686:
4687: =item scantron_uploads
4688:
4689: Returns html drop-down list of scantron files in current course.
4690:
4691: Arguments:
4692: $file2grade - filename to set as selected in the dropdown
4693:
4694: =cut
4695:
4696: sub scantron_uploads {
4697: my ($file2grade) = @_;
4698: my $result= '<select name="scantron_selectfile">';
4699: $result.="<option></option>";
4700: foreach my $filename (sort(&scantron_filenames())) {
4701: $result.="<option".($filename eq $file2grade ? ' selected="selected"':'').">$filename</option>\n";
4702: }
4703: $result.="</select>";
4704: return $result;
4705: }
4706:
4707: =pod
4708:
4709: =item scantron_scantab
4710:
4711: Returns html drop down of the scantron formats in the scantronformat.tab
4712: file.
4713:
4714: =cut
4715:
4716: sub scantron_scantab {
4717: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
4718: my $result='<select name="scantron_format">'."\n";
4719: $result.='<option></option>'."\n";
4720: foreach my $line (<$fh>) {
4721: my ($name,$descrip)=split(/:/,$line);
4722: if ($name =~ /^\#/) { next; }
4723: $result.='<option value="'.$name.'">'.$descrip.'</option>'."\n";
4724: }
4725: $result.='</select>'."\n";
4726:
4727: return $result;
4728: }
4729:
4730: =pod
4731:
4732: =item scantron_CODElist
4733:
4734: Returns html drop down of the saved CODE lists from current course,
4735: generated from earlier printings.
4736:
4737: =cut
4738:
4739: sub scantron_CODElist {
4740: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4741: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4742: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
4743: my $namechoice='<option></option>';
4744: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
4745: if ($name =~ /^error: 2 /) { next; }
4746: if ($name =~ /^type\0/) { next; }
4747: $namechoice.='<option value="'.$name.'">'.$name.'</option>';
4748: }
4749: $namechoice='<select name="scantron_CODElist">'.$namechoice.'</select>';
4750: return $namechoice;
4751: }
4752:
4753: =pod
4754:
4755: =item scantron_CODEunique
4756:
4757: Returns the html for "Each CODE to be used once" radio.
4758:
4759: =cut
4760:
4761: sub scantron_CODEunique {
4762: my $result='<span style="white-space: nowrap;">
4763: <label><input type="radio" name="scantron_CODEunique"
4764: value="yes" checked="checked" />'.&mt('Yes').' </label>
4765: </span>
4766: <span style="white-space: nowrap;">
4767: <label><input type="radio" name="scantron_CODEunique"
4768: value="no" />'.&mt('No').' </label>
4769: </span>';
4770: return $result;
4771: }
4772:
4773: =pod
4774:
4775: =item scantron_selectphase
4776:
4777: Generates the initial screen to start the bubble sheet process.
4778: Allows for - starting a grading run.
4779: - downloading existing scan data (original, corrected
4780: or skipped info)
4781:
4782: - uploading new scan data
4783:
4784: Arguments:
4785: $r - The Apache request object
4786: $file2grade - name of the file that contain the scanned data to score
4787:
4788: =cut
4789:
4790: sub scantron_selectphase {
4791: my ($r,$file2grade) = @_;
4792: my ($symb)=&get_symb($r);
4793: if (!$symb) {return '';}
4794: my $sequence_selector=&getSequenceDropDown($symb);
4795: my $default_form_data=&defaultFormData($symb);
4796: my $grading_menu_button=&show_grading_menu_form($symb);
4797: my $file_selector=&scantron_uploads($file2grade);
4798: my $format_selector=&scantron_scantab();
4799: my $CODE_selector=&scantron_CODElist();
4800: my $CODE_unique=&scantron_CODEunique();
4801: my $result;
4802:
4803: # Chunk of form to prompt for a file to grade and how:
4804:
4805: $result.= <<SCANTRONFORM;
4806: <table width="100%" border="0">
4807: <tr>
4808: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
4809: <td bgcolor="#777777">
4810: <input type="hidden" name="command" value="scantron_warning" />
4811: $default_form_data
4812: <table width="100%" border="0">
4813: <tr bgcolor="#e6ffff">
4814: <td colspan="2">
4815: <b>Specify file and which Folder/Sequence to grade</b>
4816: </td>
4817: </tr>
4818: <tr bgcolor="#ffffe6">
4819: <td> Sequence to grade: </td><td> $sequence_selector </td>
4820: </tr>
4821: <tr bgcolor="#ffffe6">
4822: <td> Filename of scoring office file: </td><td> $file_selector </td>
4823: </tr>
4824: <tr bgcolor="#ffffe6">
4825: <td> Format of data file: </td><td> $format_selector </td>
4826: </tr>
4827: <tr bgcolor="#ffffe6">
4828: <td> Saved CODEs to validate against: </td><td> $CODE_selector</td>
4829: </tr>
4830: <tr bgcolor="#ffffe6">
4831: <td> Each CODE is only to be used once:</td><td> $CODE_unique </td>
4832: </tr>
4833: <tr bgcolor="#ffffe6">
4834: <td> Options: </td>
4835: <td>
4836: <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records</label> <br />
4837: <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all existing corrections</label> <br />
4838: <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> Skip hidden resources when grading</label>
4839: </td>
4840: </tr>
4841: <tr bgcolor="#ffffe6">
4842: <td colspan="2">
4843: <input type="submit" value="Grading: Validate Scantron Records" />
4844: </td>
4845: </tr>
4846: </table>
4847: </td>
4848: </form>
4849: </tr>
4850: SCANTRONFORM
4851:
4852: $r->print($result);
4853:
4854: if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) ||
4855: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
4856:
4857: # Chunk of form to prompt for a scantron file upload.
4858:
4859: $r->print(<<SCANTRONFORM);
4860: <tr>
4861: <td bgcolor="#777777">
4862: <table width="100%" border="0">
4863: <tr bgcolor="#e6ffff">
4864: <td>
4865: <b>Specify a Scantron data file to upload.</b>
4866: </td>
4867: </tr>
4868: <tr bgcolor="#ffffe6">
4869: <td>
4870: SCANTRONFORM
4871: my $default_form_data=&defaultFormData(&get_symb($r,1));
4872: my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
4873: my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
4874: $r->print(<<UPLOAD);
4875: <script type="text/javascript" language="javascript">
4876: function checkUpload(formname) {
4877: if (formname.upfile.value == "") {
4878: alert("Please use the browse button to select a file from your local directory.");
4879: return false;
4880: }
4881: formname.submit();
4882: }
4883: </script>
4884:
4885: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
4886: $default_form_data
4887: <input name='courseid' type='hidden' value='$cnum' />
4888: <input name='domainid' type='hidden' value='$cdom' />
4889: <input name='command' value='scantronupload_save' type='hidden' />
4890: File to upload:<input type="file" name="upfile" size="50" />
4891: <br />
4892: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
4893: </form>
4894: UPLOAD
4895:
4896: $r->print(<<SCANTRONFORM);
4897: </td>
4898: </tr>
4899: </table>
4900: </td>
4901: </tr>
4902: SCANTRONFORM
4903: }
4904:
4905: # Chunk of the form that prompts to view a scoring office file,
4906: # corrected file, skipped records in a file.
4907:
4908: $r->print(<<SCANTRONFORM);
4909: <tr>
4910: <form action='/adm/grades' name='scantron_download'>
4911: <td bgcolor="#777777">
4912: $default_form_data
4913: <input type="hidden" name="command" value="scantron_download" />
4914: <table width="100%" border="0">
4915: <tr bgcolor="#e6ffff">
4916: <td colspan="2">
4917: <b>Download a scoring office file</b>
4918: </td>
4919: </tr>
4920: <tr bgcolor="#ffffe6">
4921: <td> Filename of scoring office file: </td><td> $file_selector </td>
4922: </tr>
4923: <tr bgcolor="#ffffe6">
4924: <td colspan="2">
4925: <input type="submit" value="Download: Show List of Associated Files" />
4926: </td>
4927: </tr>
4928: </table>
4929: </td>
4930: </form>
4931: </tr>
4932: SCANTRONFORM
4933:
4934: $r->print('<tr><td bgcolor="#777777">');
4935: &Apache::lonpickcode::code_list($r,2);
4936: $r->print('</td></tr></table>');
4937: $r->print($grading_menu_button);
4938: return
4939: }
4940:
4941: =pod
4942:
4943: =item get_scantron_config
4944:
4945: Parse and return the scantron configuration line selected as a
4946: hash of configuration file fields.
4947:
4948: Arguments:
4949: which - the name of the configuration to parse from the file.
4950:
4951:
4952: Returns:
4953: If the named configuration is not in the file, an empty
4954: hash is returned.
4955: a hash with the fields
4956: name - internal name for the this configuration setup
4957: description - text to display to operator that describes this config
4958: CODElocation - if 0 or the string 'none'
4959: - no CODE exists for this config
4960: if -1 || the string 'letter'
4961: - a CODE exists for this config and is
4962: a string of letters
4963: Unsupported value (but planned for future support)
4964: if a positive integer
4965: - The CODE exists as the first n items from
4966: the question section of the form
4967: if the string 'number'
4968: - The CODE exists for this config and is
4969: a string of numbers
4970: CODEstart - (only matter if a CODE exists) column in the line where
4971: the CODE starts
4972: CODElength - length of the CODE
4973: IDstart - column where the student ID number starts
4974: IDlength - length of the student ID info
4975: Qstart - column where the information from the bubbled
4976: 'questions' start
4977: Qlength - number of columns comprising a single bubble line from
4978: the sheet. (usually either 1 or 10)
4979: Qon - either a single character representing the character used
4980: to signal a bubble was chosen in the positional setup, or
4981: the string 'letter' if the letter of the chosen bubble is
4982: in the final, or 'number' if a number representing the
4983: chosen bubble is in the file (1->A 0->J)
4984: Qoff - the character used to represent that a bubble was
4985: left blank
4986: PaperID - if the scanning process generates a unique number for each
4987: sheet scanned the column that this ID number starts in
4988: PaperIDlength - number of columns that comprise the unique ID number
4989: for the sheet of paper
4990: FirstName - column that the first name starts in
4991: FirstNameLength - number of columns that the first name spans
4992:
4993: LastName - column that the last name starts in
4994: LastNameLength - number of columns that the last name spans
4995:
4996: =cut
4997:
4998: sub get_scantron_config {
4999: my ($which) = @_;
5000: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
5001: my %config;
5002: #FIXME probably should move to XML it has already gotten a bit much now
5003: foreach my $line (<$fh>) {
5004: my ($name,$descrip)=split(/:/,$line);
5005: if ($name ne $which ) { next; }
5006: chomp($line);
5007: my @config=split(/:/,$line);
5008: $config{'name'}=$config[0];
5009: $config{'description'}=$config[1];
5010: $config{'CODElocation'}=$config[2];
5011: $config{'CODEstart'}=$config[3];
5012: $config{'CODElength'}=$config[4];
5013: $config{'IDstart'}=$config[5];
5014: $config{'IDlength'}=$config[6];
5015: $config{'Qstart'}=$config[7];
5016: $config{'Qlength'}=$config[8];
5017: $config{'Qoff'}=$config[9];
5018: $config{'Qon'}=$config[10];
5019: $config{'PaperID'}=$config[11];
5020: $config{'PaperIDlength'}=$config[12];
5021: $config{'FirstName'}=$config[13];
5022: $config{'FirstNamelength'}=$config[14];
5023: $config{'LastName'}=$config[15];
5024: $config{'LastNamelength'}=$config[16];
5025: last;
5026: }
5027: return %config;
5028: }
5029:
5030: =pod
5031:
5032: =item username_to_idmap
5033:
5034: creates a hash keyed by student id with values of the corresponding
5035: student username:domain.
5036:
5037: Arguments:
5038:
5039: $classlist - reference to the class list hash. This is a hash
5040: keyed by student name:domain whose elements are references
5041: to arrays containing various chunks of information
5042: about the student. (See loncoursedata for more info).
5043:
5044: Returns
5045: %idmap - the constructed hash
5046:
5047: =cut
5048:
5049: sub username_to_idmap {
5050: my ($classlist)= @_;
5051: my %idmap;
5052: foreach my $student (keys(%$classlist)) {
5053: $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
5054: $student;
5055: }
5056: return %idmap;
5057: }
5058:
5059: =pod
5060:
5061: =item scantron_fixup_scanline
5062:
5063: Process a requested correction to a scanline.
5064:
5065: Arguments:
5066: $scantron_config - hash from &get_scantron_config()
5067: $scan_data - hash of correction information
5068: (see &scantron_getfile())
5069: $line - existing scanline
5070: $whichline - line number of the passed in scanline
5071: $field - type of change to process
5072: (either
5073: 'ID' -> correct the student ID number
5074: 'CODE' -> correct the CODE
5075: 'answer' -> fixup the submitted answers)
5076:
5077: $args - hash of additional info,
5078: - 'ID'
5079: 'newid' -> studentID to use in replacement
5080: of existing one
5081: - 'CODE'
5082: 'CODE_ignore_dup' - set to true if duplicates
5083: should be ignored.
5084: 'CODE' - is new code or 'use_unfound'
5085: if the existing unfound code should
5086: be used as is
5087: - 'answer'
5088: 'response' - new answer or 'none' if blank
5089: 'question' - the bubble line to change
5090:
5091: Returns:
5092: $line - the modified scanline
5093:
5094: Side effects:
5095: $scan_data - may be updated
5096:
5097: =cut
5098:
5099:
5100: sub scantron_fixup_scanline {
5101: my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
5102:
5103: if ($field eq 'ID') {
5104: if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
5105: return ($line,1,'New value too large');
5106: }
5107: if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) {
5108: $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s',
5109: $args->{'newid'});
5110: }
5111: substr($line,$$scantron_config{'IDstart'}-1,
5112: $$scantron_config{'IDlength'})=$args->{'newid'};
5113: if ($args->{'newid'}=~/^\s*$/) {
5114: &scan_data($scan_data,"$whichline.user",
5115: $args->{'username'}.':'.$args->{'domain'});
5116: }
5117: } elsif ($field eq 'CODE') {
5118: if ($args->{'CODE_ignore_dup'}) {
5119: &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1');
5120: }
5121: &scan_data($scan_data,"$whichline.useCODE",'1');
5122: if ($args->{'CODE'} ne 'use_unfound') {
5123: if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) {
5124: return ($line,1,'New CODE value too large');
5125: }
5126: if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) {
5127: $args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'});
5128: }
5129: substr($line,$$scantron_config{'CODEstart'}-1,
5130: $$scantron_config{'CODElength'})=$args->{'CODE'};
5131: }
5132: } elsif ($field eq 'answer') {
5133: my $length=$scantron_config->{'Qlength'};
5134: my $off=$scantron_config->{'Qoff'};
5135: my $on=$scantron_config->{'Qon'};
5136: my $answer=${off}x$length;
5137: if ($args->{'response'} eq 'none') {
5138: &scan_data($scan_data,
5139: "$whichline.no_bubble.".$args->{'question'},'1');
5140: } else {
5141: if ($on eq 'letter') {
5142: my @alphabet=('A'..'Z');
5143: $answer=$alphabet[$args->{'response'}];
5144: } elsif ($on eq 'number') {
5145: $answer=$args->{'response'}+1;
5146: if ($answer == 10) { $answer = '0'; }
5147: } else {
5148: substr($answer,$args->{'response'},1)=$on;
5149: }
5150: &scan_data($scan_data,
5151: "$whichline.no_bubble.".$args->{'question'},undef,'1');
5152: }
5153: my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
5154: substr($line,$where-1,$length)=$answer;
5155: }
5156: return $line;
5157: }
5158:
5159: =pod
5160:
5161: =item scan_data
5162:
5163: Edit or look up an item in the scan_data hash.
5164:
5165: Arguments:
5166: $scan_data - The hash (see scantron_getfile)
5167: $key - shorthand of the key to edit (actual key is
5168: scantronfilename_key).
5169: $data - New value of the hash entry.
5170: $delete - If true, the entry is removed from the hash.
5171:
5172: Returns:
5173: The new value of the hash table field (undefined if deleted).
5174:
5175: =cut
5176:
5177:
5178: sub scan_data {
5179: my ($scan_data,$key,$value,$delete)=@_;
5180: my $filename=$env{'form.scantron_selectfile'};
5181: if (defined($value)) {
5182: $scan_data->{$filename.'_'.$key} = $value;
5183: }
5184: if ($delete) { delete($scan_data->{$filename.'_'.$key}); }
5185: return $scan_data->{$filename.'_'.$key};
5186: }
5187:
5188: =pod
5189:
5190: =item scantron_parse_scanline
5191:
5192: Decodes a scanline from the selected scantron file
5193:
5194: Arguments:
5195: line - The text of the scantron file line to process
5196: whichline - Line number
5197: scantron_config - Hash describing the format of the scantron lines.
5198: scan_data - Hash of extra information about the scanline
5199: (see scantron_getfile for more information)
5200: just_header - True if should not process question answers but only
5201: the stuff to the left of the answers.
5202: Returns:
5203: Hash containing the result of parsing the scanline
5204:
5205: Keys are all proceeded by the string 'scantron.'
5206:
5207: CODE - the CODE in use for this scanline
5208: useCODE - 1 if the CODE is invalid but it usage has been forced
5209: by the operator
5210: CODE_ignore_dup - 1 if the CODE is a duplicated use when unique
5211: CODEs were selected, but the usage has been
5212: forced by the operator
5213: ID - student ID
5214: PaperID - if used, the ID number printed on the sheet when the
5215: paper was scanned
5216: FirstName - first name from the sheet
5217: LastName - last name from the sheet
5218:
5219: if just_header was not true these key may also exist
5220:
5221: missingerror - a list of bubble ranges that are considered to be answers
5222: to a single question that don't have any bubbles filled in.
5223: Of the form questionnumber:firstbubblenumber:count.
5224: doubleerror - a list of bubble ranges that are considered to be answers
5225: to a single question that have more than one bubble filled in.
5226: Of the form questionnumber::firstbubblenumber:count
5227:
5228: In the above, count is the number of bubble responses in the
5229: input line needed to represent the possible answers to the question.
5230: e.g. a radioresponse with 15 choices in an answer sheet with 10 choices
5231: per line would have count = 2.
5232:
5233: maxquest - the number of the last bubble line that was parsed
5234:
5235: (<number> starts at 1)
5236: <number>.answer - zero or more letters representing the selected
5237: letters from the scanline for the bubble line
5238: <number>.
5239: if blank there was either no bubble or there where
5240: multiple bubbles, (consult the keys missingerror and
5241: doubleerror if this is an error condition)
5242:
5243: =cut
5244:
5245: sub scantron_parse_scanline {
5246: my ($line,$whichline,$scantron_config,$scan_data,$just_header)=@_;
5247:
5248: my %record;
5249: my $questions=substr($line,$$scantron_config{'Qstart'}-1); # Answers
5250: my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # earlier stuff
5251: if (!($$scantron_config{'CODElocation'} eq 0 ||
5252: $$scantron_config{'CODElocation'} eq 'none')) {
5253: if ($$scantron_config{'CODElocation'} < 0 ||
5254: $$scantron_config{'CODElocation'} eq 'letter' ||
5255: $$scantron_config{'CODElocation'} eq 'number') {
5256: $record{'scantron.CODE'}=substr($data,
5257: $$scantron_config{'CODEstart'}-1,
5258: $$scantron_config{'CODElength'});
5259: if (&scan_data($scan_data,"$whichline.useCODE")) {
5260: $record{'scantron.useCODE'}=1;
5261: }
5262: if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) {
5263: $record{'scantron.CODE_ignore_dup'}=1;
5264: }
5265: } else {
5266: #FIXME interpret first N questions
5267: }
5268: }
5269: $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
5270: $$scantron_config{'IDlength'});
5271: $record{'scantron.PaperID'}=
5272: substr($data,$$scantron_config{'PaperID'}-1,
5273: $$scantron_config{'PaperIDlength'});
5274: $record{'scantron.FirstName'}=
5275: substr($data,$$scantron_config{'FirstName'}-1,
5276: $$scantron_config{'FirstNamelength'});
5277: $record{'scantron.LastName'}=
5278: substr($data,$$scantron_config{'LastName'}-1,
5279: $$scantron_config{'LastNamelength'});
5280: if ($just_header) { return \%record; }
5281:
5282: my @alphabet=('A'..'Z');
5283: my $questnum=0;
5284: my $ansnum =1; # Multiple 'answer lines'/question.
5285:
5286: chomp($questions); # Get rid of any trailing \n.
5287: $questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads).
5288: while (length($questions)) {
5289: my $answers_needed = $bubble_lines_per_response{$questnum};
5290: my $answer_length = $$scantron_config{'Qlength'} * $answers_needed;
5291:
5292:
5293:
5294: $questnum++;
5295: my $currentquest = substr($questions,0,$answer_length);
5296: $questions = substr($questions,0,$answer_length)='';
5297: if (length($currentquest) < $answer_length) { next; }
5298:
5299: # Qon letter implies for each slot in currentquest we have:
5300: # ? or * for doubles a letter in A-Z for a bubble and
5301: # about anything else (esp. a value of Qoff for missing
5302: # bubbles.
5303:
5304:
5305: if ($$scantron_config{'Qon'} eq 'letter') {
5306:
5307: if ($currentquest =~ /\?/
5308: || $currentquest =~ /\*/
5309: || (&occurence_count($currentquest, "[A-Z]") > 1)) {
5310: push(@{$record{'scantron.doubleerror'}},$questnum);
5311: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5312: my $bubble = substr($currentquest, $ans, 1);
5313: if ($bubble =~ /[A-Z]/ ) {
5314: $record{"scantron.$ansnum.answer"} = $bubble;
5315: } else {
5316: $record{"scantron.$ansnum.answer"}='';
5317: }
5318: $ansnum++;
5319: }
5320:
5321: } elsif (!defined($currentquest)
5322: || (&occurence_count($currentquest, $$scantron_config{'Qoff'}) == length($currentquest))
5323: || (&occurence_count($currentquest, "[A-Z]") == 0)) {
5324: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5325: $record{"scantron.$ansnum.answer"}='';
5326: $ansnum++;
5327:
5328: }
5329: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5330: push(@{$record{"scantron.missingerror"}},$questnum);
5331: # $ansnum += $answers_needed;
5332: }
5333: } else {
5334: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5335: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5336: $ansnum++;
5337: }
5338: }
5339:
5340: # Qon 'number' implies each slot gives a digit that indexes the
5341: # the bubbles filled or Qoff or a non number for unbubbled lines.
5342: # and *? for double bubbles on a line.
5343: # these answers are also stored as letters.
5344:
5345: } elsif ($$scantron_config{'Qon'} eq 'number') {
5346: if ($currentquest =~ /\?/
5347: || $currentquest =~ /\*/
5348: || (&occurence_count($currentquest, '\d') > 1)) {
5349: push(@{$record{'scantron.doubleerror'}},$questnum);
5350: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5351: my $bubble = substr($currentquest, $ans, 1);
5352: if ($bubble =~ /\d/) {
5353: $record{"scantron.$ansnum.answer"} = $alphabet[$bubble];
5354: } else {
5355: $record{"scantron.$ansnum.answer"}=' ';
5356: }
5357: $ansnum++;
5358: }
5359:
5360: } elsif (!defined($currentquest)
5361: || (&occurence_count($currentquest,$$scantron_config{'Qoff'}) == length($currentquest))
5362: || (&occurence_count($currentquest, '\d') == 0)) {
5363: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5364: $record{"scantron.$ansnum.answer"}='';
5365: $ansnum++;
5366:
5367: }
5368: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5369: push(@{$record{"scantron.missingerror"}},$questnum);
5370: $ansnum += $answers_needed;
5371: }
5372:
5373: } else {
5374: $currentquest = &digits_to_letters($currentquest);
5375: for (my $ans =0; $ans < $answers_needed; $ans++) {
5376: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5377: $ansnum++;
5378: }
5379: }
5380: } else {
5381:
5382: # Otherwise there's a positional notation;
5383: # each bubble line requires Qlength items, and there are filled in
5384: # bubbles for each case where there 'Qon' characters.
5385: #
5386:
5387: my @array=split($$scantron_config{'Qon'},$currentquest,-1);
5388:
5389: # If the split only giveas us one element.. the full length of the
5390: # answser string, no bubbles are filled in:
5391:
5392: if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
5393: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5394: $record{"scantron.$ansnum.answer"}='';
5395: $ansnum++;
5396:
5397: }
5398: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5399: push(@{$record{"scantron.missingerror"}},$questnum);
5400: }
5401: } elsif (scalar(@array) lt 2) {
5402:
5403: my $location = length($array[0]);
5404: my $line_num = $location / $$scantron_config{'Qlength'};
5405: my $bubble = $alphabet[$location % $$scantron_config{'Qlength'}];
5406:
5407: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5408: if ($ans eq $line_num) {
5409: $record{"scantron.$ansnum.answer"} = $bubble;
5410: } else {
5411: $record{"scantron.$ansnum.answer"} = ' ';
5412: }
5413: $ansnum++;
5414: }
5415: }
5416: # If there's more than one instance of a bubble character
5417: # That's a double bubble; with positional notation we can
5418: # record all the bubbles filled in as well as the
5419: # fact this response consists of multiple bubbles.
5420: #
5421: else {
5422: push(@{$record{'scantron.doubleerror'}},$questnum);
5423:
5424: my $first_answer = $ansnum;
5425: for (my $ans =0; $ans < $answers_needed; $ans++) {
5426: my $item = $first_answer+$ans;
5427: $record{"scantron.$item.answer"} = '';
5428: }
5429:
5430: my @ans=@array;
5431: my $i=0;
5432: my $increment = 0;
5433: while ($#ans) {
5434: $i+=length($ans[0]) + $increment;
5435: my $line = int($i/$$scantron_config{'Qlength'} + $first_answer);
5436: my $bubble = $i%$$scantron_config{'Qlength'};
5437: $record{"scantron.$line.answer"}.=$alphabet[$bubble];
5438: shift(@ans);
5439: $increment = 1;
5440: }
5441: $ansnum += $answers_needed;
5442: }
5443: }
5444: }
5445: $record{'scantron.maxquest'}=$questnum;
5446: return \%record;
5447: }
5448:
5449: =pod
5450:
5451: =item scantron_add_delay
5452:
5453: Adds an error message that occurred during the grading phase to a
5454: queue of messages to be shown after grading pass is complete
5455:
5456: Arguments:
5457: $delayqueue - arrary ref of hash ref of error messages
5458: $scanline - the scanline that caused the error
5459: $errormesage - the error message
5460: $errorcode - a numeric code for the error
5461:
5462: Side Effects:
5463: updates the $delayqueue to have a new hash ref of the error
5464:
5465: =cut
5466:
5467: sub scantron_add_delay {
5468: my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
5469: push(@$delayqueue,
5470: {'line' => $scanline, 'emsg' => $errormessage,
5471: 'ecode' => $errorcode }
5472: );
5473: }
5474:
5475: =pod
5476:
5477: =item scantron_find_student
5478:
5479: Finds the username for the current scanline
5480:
5481: Arguments:
5482: $scantron_record - hash result from scantron_parse_scanline
5483: $scan_data - hash of correction information
5484: (see &scantron_getfile() form more information)
5485: $idmap - hash from &username_to_idmap()
5486: $line - number of current scanline
5487:
5488: Returns:
5489: Either 'username:domain' or undef if unknown
5490:
5491: =cut
5492:
5493: sub scantron_find_student {
5494: my ($scantron_record,$scan_data,$idmap,$line)=@_;
5495: my $scanID=$$scantron_record{'scantron.ID'};
5496: if ($scanID =~ /^\s*$/) {
5497: return &scan_data($scan_data,"$line.user");
5498: }
5499: foreach my $id (keys(%$idmap)) {
5500: if (lc($id) eq lc($scanID)) {
5501: return $$idmap{$id};
5502: }
5503: }
5504: return undef;
5505: }
5506:
5507: =pod
5508:
5509: =item scantron_filter
5510:
5511: Filter sub for lonnavmaps, filters out hidden resources if ignore
5512: hidden resources was selected
5513:
5514: =cut
5515:
5516: sub scantron_filter {
5517: my ($curres)=@_;
5518:
5519: if (ref($curres) && $curres->is_problem()) {
5520: # if the user has asked to not have either hidden
5521: # or 'randomout' controlled resources to be graded
5522: # don't include them
5523: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
5524: && $curres->randomout) {
5525: return 0;
5526: }
5527: return 1;
5528: }
5529: return 0;
5530: }
5531:
5532: =pod
5533:
5534: =item scantron_process_corrections
5535:
5536: Gets correction information out of submitted form data and corrects
5537: the scanline
5538:
5539: =cut
5540:
5541: sub scantron_process_corrections {
5542: my ($r) = @_;
5543: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5544: my ($scanlines,$scan_data)=&scantron_getfile();
5545: my $classlist=&Apache::loncoursedata::get_classlist();
5546: my $which=$env{'form.scantron_line'};
5547: my $line=&scantron_get_line($scanlines,$scan_data,$which);
5548: my ($skip,$err,$errmsg);
5549: if ($env{'form.scantron_skip_record'}) {
5550: $skip=1;
5551: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) {
5552: my $newstudent=$env{'form.scantron_username'}.':'.
5553: $env{'form.scantron_domain'};
5554: my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID];
5555: ($line,$err,$errmsg)=
5556: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5557: 'ID',{'newid'=>$newid,
5558: 'username'=>$env{'form.scantron_username'},
5559: 'domain'=>$env{'form.scantron_domain'}});
5560: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) {
5561: my $resolution=$env{'form.scantron_CODE_resolution'};
5562: my $newCODE;
5563: my %args;
5564: if ($resolution eq 'use_unfound') {
5565: $newCODE='use_unfound';
5566: } elsif ($resolution eq 'use_found') {
5567: $newCODE=$env{'form.scantron_CODE_selectedvalue'};
5568: } elsif ($resolution eq 'use_typed') {
5569: $newCODE=$env{'form.scantron_CODE_newvalue'};
5570: } elsif ($resolution =~ /^use_closest_(\d+)/) {
5571: $newCODE=$env{"form.scantron_CODE_closest_$1"};
5572: }
5573: if ($env{'form.scantron_corrections'} eq 'duplicateCODE') {
5574: $args{'CODE_ignore_dup'}=1;
5575: }
5576: $args{'CODE'}=$newCODE;
5577: ($line,$err,$errmsg)=
5578: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5579: 'CODE',\%args);
5580: } elsif ($env{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) {
5581: foreach my $question (split(',',$env{'form.scantron_questions'})) {
5582: ($line,$err,$errmsg)=
5583: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
5584: $which,'answer',
5585: { 'question'=>$question,
5586: 'response'=>$env{"form.scantron_correct_Q_$question"}});
5587: if ($err) { last; }
5588: }
5589: }
5590: if ($err) {
5591: $r->print("<span class=\"LC_warning\">Unable to accept last correction, an error occurred :$errmsg:</span>");
5592: } else {
5593: &scantron_put_line($scanlines,$scan_data,$which,$line,$skip);
5594: &scantron_putfile($scanlines,$scan_data);
5595: }
5596: }
5597:
5598: =pod
5599:
5600: =item reset_skipping_status
5601:
5602: Forgets the current set of remember skipped scanlines (and thus
5603: reverts back to considering all lines in the
5604: scantron_skipped_<filename> file)
5605:
5606: =cut
5607:
5608: sub reset_skipping_status {
5609: my ($scanlines,$scan_data)=&scantron_getfile();
5610: &scan_data($scan_data,'remember_skipping',undef,1);
5611: &scantron_putfile(undef,$scan_data);
5612: }
5613:
5614: =pod
5615:
5616: =item start_skipping
5617:
5618: Marks a scanline to be skipped.
5619:
5620: =cut
5621:
5622: sub start_skipping {
5623: my ($scan_data,$i)=@_;
5624: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5625: if ($env{'form.scantron_options_redo'} =~ /^redo_/) {
5626: $remembered{$i}=2;
5627: } else {
5628: $remembered{$i}=1;
5629: }
5630: &scan_data($scan_data,'remember_skipping',join(':',%remembered));
5631: }
5632:
5633: =pod
5634:
5635: =item should_be_skipped
5636:
5637: Checks whether a scanline should be skipped.
5638:
5639: =cut
5640:
5641: sub should_be_skipped {
5642: my ($scanlines,$scan_data,$i)=@_;
5643: if ($env{'form.scantron_options_redo'} !~ /^redo_/) {
5644: # not redoing old skips
5645: if ($scanlines->{'skipped'}[$i]) { return 1; }
5646: return 0;
5647: }
5648: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5649:
5650: if (exists($remembered{$i}) && $remembered{$i} != 2 ) {
5651: return 0;
5652: }
5653: return 1;
5654: }
5655:
5656: =pod
5657:
5658: =item remember_current_skipped
5659:
5660: Discovers what scanlines are in the scantron_skipped_<filename>
5661: file and remembers them into scan_data for later use.
5662:
5663: =cut
5664:
5665: sub remember_current_skipped {
5666: my ($scanlines,$scan_data)=&scantron_getfile();
5667: my %to_remember;
5668: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
5669: if ($scanlines->{'skipped'}[$i]) {
5670: $to_remember{$i}=1;
5671: }
5672: }
5673:
5674: &scan_data($scan_data,'remember_skipping',join(':',%to_remember));
5675: &scantron_putfile(undef,$scan_data);
5676: }
5677:
5678: =pod
5679:
5680: =item check_for_error
5681:
5682: Checks if there was an error when attempting to remove a specific
5683: scantron_.. bubble sheet data file. Prints out an error if
5684: something went wrong.
5685:
5686: =cut
5687:
5688: sub check_for_error {
5689: my ($r,$result)=@_;
5690: if ($result ne 'ok' && $result ne 'not_found' ) {
5691: $r->print("An error occurred ($result) when trying to Remove the existing corrections.");
5692: }
5693: }
5694:
5695: =pod
5696:
5697: =item scantron_warning_screen
5698:
5699: Interstitial screen to make sure the operator has selected the
5700: correct options before we start the validation phase.
5701:
5702: =cut
5703:
5704: sub scantron_warning_screen {
5705: my ($button_text)=@_;
5706: my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
5707: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5708: my $CODElist;
5709: if ($scantron_config{'CODElocation'} &&
5710: $scantron_config{'CODEstart'} &&
5711: $scantron_config{'CODElength'}) {
5712: $CODElist=$env{'form.scantron_CODElist'};
5713: if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<span class="LC_warning">None</span>'; }
5714: $CODElist=
5715: '<tr><td><b>List of CODES to validate against:</b></td><td><tt>'.
5716: $env{'form.scantron_CODElist'}.'</tt></td></tr>';
5717: }
5718: return (<<STUFF);
5719: <p>
5720: <span class="LC_warning">Please double check the information
5721: below before clicking on '$button_text'</span>
5722: </p>
5723: <table>
5724: <tr><td><b>Sequence to be Graded:</b></td><td>$title</td></tr>
5725: <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>
5726: $CODElist
5727: </table>
5728: <br />
5729: <p> If this information is correct, please click on '$button_text'.</p>
5730: <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>
5731:
5732: <br />
5733: STUFF
5734: }
5735:
5736: =pod
5737:
5738: =item scantron_do_warning
5739:
5740: Check if the operator has picked something for all required
5741: fields. Error out if something is missing.
5742:
5743: =cut
5744:
5745: sub scantron_do_warning {
5746: my ($r)=@_;
5747: my ($symb)=&get_symb($r);
5748: if (!$symb) {return '';}
5749: my $default_form_data=&defaultFormData($symb);
5750: $r->print(&scantron_form_start().$default_form_data);
5751: if ( $env{'form.selectpage'} eq '' ||
5752: $env{'form.scantron_selectfile'} eq '' ||
5753: $env{'form.scantron_format'} eq '' ) {
5754: $r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");
5755: if ( $env{'form.selectpage'} eq '') {
5756: $r->print('<p><span class="LC_error">You have not selected a Sequence to grade</span></p>');
5757: }
5758: if ( $env{'form.scantron_selectfile'} eq '') {
5759: $r->print('<p><span class="LC_error">You have not selected a file that contains the student\'s response data.</span></p>');
5760: }
5761: if ( $env{'form.scantron_format'} eq '') {
5762: $r->print('<p><span class="LC_error">You have not selected a the format of the student\'s response data.</span></p>');
5763: }
5764: } else {
5765: my $warning=&scantron_warning_screen('Grading: Validate Records');
5766: $r->print(<<STUFF);
5767: $warning
5768: <input type="submit" name="submit" value="Grading: Validate Records" />
5769: <input type="hidden" name="command" value="scantron_validate" />
5770: STUFF
5771: }
5772: $r->print("</form><br />".&show_grading_menu_form($symb));
5773: return '';
5774: }
5775:
5776: =pod
5777:
5778: =item scantron_form_start
5779:
5780: html hidden input for remembering all selected grading options
5781:
5782: =cut
5783:
5784: sub scantron_form_start {
5785: my ($max_bubble)=@_;
5786: my $result= <<SCANTRONFORM;
5787: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
5788: <input type="hidden" name="selectpage" value="$env{'form.selectpage'}" />
5789: <input type="hidden" name="scantron_format" value="$env{'form.scantron_format'}" />
5790: <input type="hidden" name="scantron_selectfile" value="$env{'form.scantron_selectfile'}" />
5791: <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
5792: <input type="hidden" name="scantron_CODElist" value="$env{'form.scantron_CODElist'}" />
5793: <input type="hidden" name="scantron_CODEunique" value="$env{'form.scantron_CODEunique'}" />
5794: <input type="hidden" name="scantron_options_redo" value="$env{'form.scantron_options_redo'}" />
5795: <input type="hidden" name="scantron_options_ignore" value="$env{'form.scantron_options_ignore'}" />
5796: <input type="hidden" name="scantron_options_hidden" value="$env{'form.scantron_options_hidden'}" />
5797: SCANTRONFORM
5798:
5799: my $line = 0;
5800: while (defined($env{"form.scantron.bubblelines.$line"})) {
5801: my $chunk =
5802: '<input type="hidden" name="scantron.bubblelines.'.$line.'" value="'.$env{"form.scantron.bubblelines.$line"}.'" />'."\n";
5803: $chunk .=
5804: '<input type="hidden" name="scantron.first_bubble_line.'.$line.'" value="'.$env{"form.scantron.first_bubble_line.$line"}.'" />'."\n";
5805: $result .= $chunk;
5806: $line++;
5807: }
5808: return $result;
5809: }
5810:
5811: =pod
5812:
5813: =item scantron_validate_file
5814:
5815: Dispatch routine for doing validation of a bubble sheet data file.
5816:
5817: Also processes any necessary information resets that need to
5818: occur before validation begins (ignore previous corrections,
5819: restarting the skipped records processing)
5820:
5821: =cut
5822:
5823: sub scantron_validate_file {
5824: my ($r) = @_;
5825: my ($symb)=&get_symb($r);
5826: if (!$symb) {return '';}
5827: my $default_form_data=&defaultFormData($symb);
5828:
5829: # do the detection of only doing skipped records first befroe we delete
5830: # them when doing the corrections reset
5831: if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') {
5832: &reset_skipping_status();
5833: }
5834: if ($env{'form.scantron_options_redo'} eq 'redo_skipped') {
5835: &remember_current_skipped();
5836: $env{'form.scantron_options_redo'}='redo_skipped_ready';
5837: }
5838:
5839: if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') {
5840: &check_for_error($r,&scantron_remove_file('corrected'));
5841: &check_for_error($r,&scantron_remove_file('skipped'));
5842: &check_for_error($r,&scantron_remove_scan_data());
5843: $env{'form.scantron_options_ignore'}='done';
5844: }
5845:
5846: if ($env{'form.scantron_corrections'}) {
5847: &scantron_process_corrections($r);
5848: }
5849: $r->print("<p>Gathering necessary info.</p>");$r->rflush();
5850: #get the student pick code ready
5851: $r->print(&Apache::loncommon::studentbrowser_javascript());
5852: my $max_bubble=&scantron_get_maxbubble();
5853: my $result=&scantron_form_start($max_bubble).$default_form_data;
5854: $r->print($result);
5855:
5856: my @validate_phases=( 'sequence',
5857: 'ID',
5858: 'CODE',
5859: 'doublebubble',
5860: 'missingbubbles');
5861: if (!$env{'form.validatepass'}) {
5862: $env{'form.validatepass'} = 0;
5863: }
5864: my $currentphase=$env{'form.validatepass'};
5865:
5866:
5867: my $stop=0;
5868: while (!$stop && $currentphase < scalar(@validate_phases)) {
5869: $r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");
5870: $r->rflush();
5871: my $which="scantron_validate_".$validate_phases[$currentphase];
5872: {
5873: no strict 'refs';
5874: ($stop,$currentphase)=&$which($r,$currentphase);
5875: }
5876: }
5877: if (!$stop) {
5878: my $warning=&scantron_warning_screen('Start Grading');
5879: $r->print(<<STUFF);
5880: Validation process complete.<br />
5881: $warning
5882: <input type="submit" name="submit" value="Start Grading" />
5883: <input type="hidden" name="command" value="scantron_process" />
5884: STUFF
5885:
5886: } else {
5887: $r->print('<input type="hidden" name="command" value="scantron_validate" />');
5888: $r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
5889: }
5890: if ($stop) {
5891: if ($validate_phases[$currentphase] eq 'sequence') {
5892: $r->print('<input type="submit" name="submit" value="Ignore -> " />');
5893: $r->print(' this error <br />');
5894:
5895: $r->print(" <p>Or click the 'Grading Menu' button to start over.</p>");
5896: } else {
5897: $r->print('<input type="submit" name="submit" value="Continue ->" />');
5898: $r->print(' using corrected info <br />');
5899: $r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
5900: $r->print(" this scanline saving it for later.");
5901: }
5902: }
5903: $r->print(" </form><br />".&show_grading_menu_form($symb));
5904: return '';
5905: }
5906:
5907:
5908: =pod
5909:
5910: =item scantron_remove_file
5911:
5912: Removes the requested bubble sheet data file, makes sure that
5913: scantron_original_<filename> is never removed
5914:
5915:
5916: =cut
5917:
5918: sub scantron_remove_file {
5919: my ($which)=@_;
5920: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
5921: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
5922: my $file='scantron_';
5923: if ($which eq 'corrected' || $which eq 'skipped') {
5924: $file.=$which.'_';
5925: } else {
5926: return 'refused';
5927: }
5928: $file.=$env{'form.scantron_selectfile'};
5929: return &Apache::lonnet::removeuserfile($cname,$cdom,$file);
5930: }
5931:
5932:
5933: =pod
5934:
5935: =item scantron_remove_scan_data
5936:
5937: Removes all scan_data correction for the requested bubble sheet
5938: data file. (In the case that both the are doing skipped records we need
5939: to remember the old skipped lines for the time being so that element
5940: persists for a while.)
5941:
5942: =cut
5943:
5944: sub scantron_remove_scan_data {
5945: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
5946: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
5947: my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname);
5948: my @todelete;
5949: my $filename=$env{'form.scantron_selectfile'};
5950: foreach my $key (@keys) {
5951: if ($key=~/^\Q$filename\E_/) {
5952: if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' &&
5953: $key=~/remember_skipping/) {
5954: next;
5955: }
5956: push(@todelete,$key);
5957: }
5958: }
5959: my $result;
5960: if (@todelete) {
5961: $result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
5962: }
5963: return $result;
5964: }
5965:
5966:
5967: =pod
5968:
5969: =item scantron_getfile
5970:
5971: Fetches the requested bubble sheet data file (all 3 versions), and
5972: the scan_data hash
5973:
5974: Arguments:
5975: None
5976:
5977: Returns:
5978: 2 hash references
5979:
5980: - first one has
5981: orig -
5982: corrected -
5983: skipped - each of which points to an array ref of the specified
5984: file broken up into individual lines
5985: count - number of scanlines
5986:
5987: - second is the scan_data hash possible keys are
5988: ($number refers to scanline numbered $number and thus the key affects
5989: only that scanline
5990: $bubline refers to the specific bubble line element and the aspects
5991: refers to that specific bubble line element)
5992:
5993: $number.user - username:domain to use
5994: $number.CODE_ignore_dup
5995: - ignore the duplicate CODE error
5996: $number.useCODE
5997: - use the CODE in the scanline as is
5998: $number.no_bubble.$bubline
5999: - it is valid that there is no bubbled in bubble
6000: at $number $bubline
6001: remember_skipping
6002: - a frozen hash containing keys of $number and values
6003: of either
6004: 1 - we are on a 'do skipped records pass' and plan
6005: on processing this line
6006: 2 - we are on a 'do skipped records pass' and this
6007: scanline has been marked to skip yet again
6008:
6009: =cut
6010:
6011: sub scantron_getfile {
6012: #FIXME really would prefer a scantron directory
6013: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6014: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6015: my $lines;
6016: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6017: 'scantron_orig_'.$env{'form.scantron_selectfile'});
6018: my %scanlines;
6019: $scanlines{'orig'}=[(split("\n",$lines,-1))];
6020: my $temp=$scanlines{'orig'};
6021: $scanlines{'count'}=$#$temp;
6022:
6023: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6024: 'scantron_corrected_'.$env{'form.scantron_selectfile'});
6025: if ($lines eq '-1') {
6026: $scanlines{'corrected'}=[];
6027: } else {
6028: $scanlines{'corrected'}=[(split("\n",$lines,-1))];
6029: }
6030: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6031: 'scantron_skipped_'.$env{'form.scantron_selectfile'});
6032: if ($lines eq '-1') {
6033: $scanlines{'skipped'}=[];
6034: } else {
6035: $scanlines{'skipped'}=[(split("\n",$lines,-1))];
6036: }
6037: my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname);
6038: if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); }
6039: my %scan_data = @tmp;
6040: return (\%scanlines,\%scan_data);
6041: }
6042:
6043: =pod
6044:
6045: =item lonnet_putfile
6046:
6047: Wrapper routine to call &Apache::lonnet::finishuserfileupload
6048:
6049: Arguments:
6050: $contents - data to store
6051: $filename - filename to store $contents into
6052:
6053: Returns:
6054: result value from &Apache::lonnet::finishuserfileupload
6055:
6056: =cut
6057:
6058: sub lonnet_putfile {
6059: my ($contents,$filename)=@_;
6060: my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
6061: my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6062: $env{'form.sillywaytopassafilearound'}=$contents;
6063: &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename);
6064:
6065: }
6066:
6067: =pod
6068:
6069: =item scantron_putfile
6070:
6071: Stores the current version of the bubble sheet data files, and the
6072: scan_data hash. (Does not modify the original version only the
6073: corrected and skipped versions.
6074:
6075: Arguments:
6076: $scanlines - hash ref that looks like the first return value from
6077: &scantron_getfile()
6078: $scan_data - hash ref that looks like the second return value from
6079: &scantron_getfile()
6080:
6081: =cut
6082:
6083: sub scantron_putfile {
6084: my ($scanlines,$scan_data) = @_;
6085: #FIXME really would prefer a scantron directory
6086: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6087: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6088: if ($scanlines) {
6089: my $prefix='scantron_';
6090: # no need to update orig, shouldn't change
6091: # &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'.
6092: # $env{'form.scantron_selectfile'});
6093: &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}),
6094: $prefix.'corrected_'.
6095: $env{'form.scantron_selectfile'});
6096: &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}),
6097: $prefix.'skipped_'.
6098: $env{'form.scantron_selectfile'});
6099: }
6100: &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname);
6101: }
6102:
6103: =pod
6104:
6105: =item scantron_get_line
6106:
6107: Returns the correct version of the scanline
6108:
6109: Arguments:
6110: $scanlines - hash ref that looks like the first return value from
6111: &scantron_getfile()
6112: $scan_data - hash ref that looks like the second return value from
6113: &scantron_getfile()
6114: $i - number of the requested line (starts at 0)
6115:
6116: Returns:
6117: A scanline, (either the original or the corrected one if it
6118: exists), or undef if the requested scanline should be
6119: skipped. (Either because it's an skipped scanline, or it's an
6120: unskipped scanline and we are not doing a 'do skipped scanlines'
6121: pass.
6122:
6123: =cut
6124:
6125: sub scantron_get_line {
6126: my ($scanlines,$scan_data,$i)=@_;
6127: if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; }
6128: #if ($scanlines->{'skipped'}[$i]) { return undef; }
6129: if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];}
6130: return $scanlines->{'orig'}[$i];
6131: }
6132:
6133: =pod
6134:
6135: =item scantron_todo_count
6136:
6137: Counts the number of scanlines that need processing.
6138:
6139: Arguments:
6140: $scanlines - hash ref that looks like the first return value from
6141: &scantron_getfile()
6142: $scan_data - hash ref that looks like the second return value from
6143: &scantron_getfile()
6144:
6145: Returns:
6146: $count - number of scanlines to process
6147:
6148: =cut
6149:
6150: sub get_todo_count {
6151: my ($scanlines,$scan_data)=@_;
6152: my $count=0;
6153: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6154: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6155: if ($line=~/^[\s\cz]*$/) { next; }
6156: $count++;
6157: }
6158: return $count;
6159: }
6160:
6161: =pod
6162:
6163: =item scantron_put_line
6164:
6165: Updates the 'corrected' or 'skipped' versions of the bubble sheet
6166: data file.
6167:
6168: Arguments:
6169: $scanlines - hash ref that looks like the first return value from
6170: &scantron_getfile()
6171: $scan_data - hash ref that looks like the second return value from
6172: &scantron_getfile()
6173: $i - line number to update
6174: $newline - contents of the updated scanline
6175: $skip - if true make the line for skipping and update the
6176: 'skipped' file
6177:
6178: =cut
6179:
6180: sub scantron_put_line {
6181: my ($scanlines,$scan_data,$i,$newline,$skip)=@_;
6182: if ($skip) {
6183: $scanlines->{'skipped'}[$i]=$newline;
6184: &start_skipping($scan_data,$i);
6185: return;
6186: }
6187: $scanlines->{'corrected'}[$i]=$newline;
6188: }
6189:
6190: =pod
6191:
6192: =item scantron_clear_skip
6193:
6194: Remove a line from the 'skipped' file
6195:
6196: Arguments:
6197: $scanlines - hash ref that looks like the first return value from
6198: &scantron_getfile()
6199: $scan_data - hash ref that looks like the second return value from
6200: &scantron_getfile()
6201: $i - line number to update
6202:
6203: =cut
6204:
6205: sub scantron_clear_skip {
6206: my ($scanlines,$scan_data,$i)=@_;
6207: if (exists($scanlines->{'skipped'}[$i])) {
6208: undef($scanlines->{'skipped'}[$i]);
6209: return 1;
6210: }
6211: return 0;
6212: }
6213:
6214: =pod
6215:
6216: =item scantron_filter_not_exam
6217:
6218: Filter routine used by &Apache::lonnavmaps::retrieveResources(), to
6219: filter out resources that are not marked as 'exam' mode
6220:
6221: =cut
6222:
6223: sub scantron_filter_not_exam {
6224: my ($curres)=@_;
6225:
6226: if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) {
6227: # if the user has asked to not have either hidden
6228: # or 'randomout' controlled resources to be graded
6229: # don't include them
6230: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
6231: && $curres->randomout) {
6232: return 0;
6233: }
6234: return 1;
6235: }
6236: return 0;
6237: }
6238:
6239: =pod
6240:
6241: =item scantron_validate_sequence
6242:
6243: Validates the selected sequence, checking for resource that are
6244: not set to exam mode.
6245:
6246: =cut
6247:
6248: sub scantron_validate_sequence {
6249: my ($r,$currentphase) = @_;
6250:
6251: my $navmap=Apache::lonnavmaps::navmap->new();
6252: my (undef,undef,$sequence)=
6253: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6254:
6255: my $map=$navmap->getResourceByUrl($sequence);
6256:
6257: $r->print('<input type="hidden" name="validate_sequence_exam"
6258: value="ignore" />');
6259: if ($env{'form.validate_sequence_exam'} ne 'ignore') {
6260: my @resources=
6261: $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0);
6262: if (@resources) {
6263: $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>");
6264: return (1,$currentphase);
6265: }
6266: }
6267:
6268: return (0,$currentphase+1);
6269: }
6270:
6271: =pod
6272:
6273: =item scantron_validate_ID
6274:
6275: Validates all scanlines in the selected file to not have any
6276: invalid or underspecified student IDs
6277:
6278: =cut
6279:
6280: sub scantron_validate_ID {
6281: my ($r,$currentphase) = @_;
6282:
6283: #get student info
6284: my $classlist=&Apache::loncoursedata::get_classlist();
6285: my %idmap=&username_to_idmap($classlist);
6286:
6287: #get scantron line setup
6288: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6289: my ($scanlines,$scan_data)=&scantron_getfile();
6290:
6291: &scantron_get_maxbubble(); # parse needs the bubble_lines.. array.
6292:
6293: my %found=('ids'=>{},'usernames'=>{});
6294: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6295: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6296: if ($line=~/^[\s\cz]*$/) { next; }
6297: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6298: $scan_data);
6299: my $id=$$scan_record{'scantron.ID'};
6300: my $found;
6301: foreach my $checkid (keys(%idmap)) {
6302: if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
6303: }
6304: if ($found) {
6305: my $username=$idmap{$found};
6306: if ($found{'ids'}{$found}) {
6307: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6308: $line,'duplicateID',$found);
6309: return(1,$currentphase);
6310: } elsif ($found{'usernames'}{$username}) {
6311: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6312: $line,'duplicateID',$username);
6313: return(1,$currentphase);
6314: }
6315: #FIXME store away line we previously saw the ID on to use above
6316: $found{'ids'}{$found}++;
6317: $found{'usernames'}{$username}++;
6318: } else {
6319: if ($id =~ /^\s*$/) {
6320: my $username=&scan_data($scan_data,"$i.user");
6321: if (defined($username) && $found{'usernames'}{$username}) {
6322: &scantron_get_correction($r,$i,$scan_record,
6323: \%scantron_config,
6324: $line,'duplicateID',$username);
6325: return(1,$currentphase);
6326: } elsif (!defined($username)) {
6327: &scantron_get_correction($r,$i,$scan_record,
6328: \%scantron_config,
6329: $line,'incorrectID');
6330: return(1,$currentphase);
6331: }
6332: $found{'usernames'}{$username}++;
6333: } else {
6334: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6335: $line,'incorrectID');
6336: return(1,$currentphase);
6337: }
6338: }
6339: }
6340:
6341: return (0,$currentphase+1);
6342: }
6343:
6344: =pod
6345:
6346: =item scantron_get_correction
6347:
6348: Builds the interface screen to interact with the operator to fix a
6349: specific error condition in a specific scanline
6350:
6351: Arguments:
6352: $r - Apache request object
6353: $i - number of the current scanline
6354: $scan_record - hash ref as returned from &scantron_parse_scanline()
6355: $scan_config - hash ref as returned from &get_scantron_config()
6356: $line - full contents of the current scanline
6357: $error - error condition, valid values are
6358: 'incorrectCODE', 'duplicateCODE',
6359: 'doublebubble', 'missingbubble',
6360: 'duplicateID', 'incorrectID'
6361: $arg - extra information needed
6362: For errors:
6363: - duplicateID - paper number that this studentID was seen before on
6364: - duplicateCODE - array ref of the paper numbers this CODE was
6365: seen on before
6366: - incorrectCODE - current incorrect CODE
6367: - doublebubble - array ref of the bubble lines that have double
6368: bubble errors
6369: - missingbubble - array ref of the bubble lines that have missing
6370: bubble errors
6371:
6372: =cut
6373:
6374: sub scantron_get_correction {
6375: my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
6376:
6377: #FIXME in the case of a duplicated ID the previous line, probably need
6378: #to show both the current line and the previous one and allow skipping
6379: #the previous one or the current one
6380:
6381: $r->print("<p><b>An error was detected ($error)</b>");
6382: if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
6383: $r->print(" for PaperID <tt>".
6384: $$scan_record{'scantron.PaperID'}."</tt> \n");
6385: } else {
6386: $r->print(" in scanline $i <pre>".
6387: $line."</pre> \n");
6388: }
6389: my $message="<p>The ID on the form is <tt>".
6390: $$scan_record{'scantron.ID'}."</tt><br />\n".
6391: "The name on the paper is ".
6392: $$scan_record{'scantron.LastName'}.",".
6393: $$scan_record{'scantron.FirstName'}."</p>";
6394:
6395: $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
6396: $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
6397: if ($error =~ /ID$/) {
6398: if ($error eq 'incorrectID') {
6399: $r->print("The encoded ID is not in the classlist</p>\n");
6400: } elsif ($error eq 'duplicateID') {
6401: $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
6402: }
6403: $r->print($message);
6404: $r->print("<p>How should I handle this? <br /> \n");
6405: $r->print("\n<ul><li> ");
6406: #FIXME it would be nice if this sent back the user ID and
6407: #could do partial userID matches
6408: $r->print(&Apache::loncommon::selectstudent_link('scantronupload',
6409: 'scantron_username','scantron_domain'));
6410: $r->print(": <input type='text' name='scantron_username' value='' />");
6411: $r->print("\n@".
6412: &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain'));
6413:
6414: $r->print('</li>');
6415: } elsif ($error =~ /CODE$/) {
6416: if ($error eq 'incorrectCODE') {
6417: $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");
6418: } elsif ($error eq 'duplicateCODE') {
6419: $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");
6420: }
6421: $r->print("<p>The CODE on the form is <tt>'".
6422: $$scan_record{'scantron.CODE'}."'</tt><br />\n");
6423: $r->print($message);
6424: $r->print("<p>How should I handle this? <br /> \n");
6425: $r->print("\n<br /> ");
6426: my $i=0;
6427: if ($error eq 'incorrectCODE'
6428: && $$scan_record{'scantron.CODE'}=~/\S/ ) {
6429: my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'});
6430: if ($closest > 0) {
6431: foreach my $testcode (@{$closest}) {
6432: my $checked='';
6433: if (!$i) { $checked=' checked="checked" '; }
6434: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.</label><input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
6435: $r->print("\n<br />");
6436: $i++;
6437: }
6438: }
6439: }
6440: if ($$scan_record{'scantron.CODE'}=~/\S/ ) {
6441: my $checked; if (!$i) { $checked=' checked="checked" '; }
6442: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.</label>");
6443: $r->print("\n<br />");
6444: }
6445:
6446: $r->print(<<ENDSCRIPT);
6447: <script type="text/javascript">
6448: function change_radio(field) {
6449: var slct=document.scantronupload.scantron_CODE_resolution;
6450: var i;
6451: for (i=0;i<slct.length;i++) {
6452: if (slct[i].value==field) { slct[i].checked=true; }
6453: }
6454: }
6455: </script>
6456: ENDSCRIPT
6457: my $href="/adm/pickcode?".
6458: "form=".&escape("scantronupload").
6459: "&scantron_format=".&escape($env{'form.scantron_format'}).
6460: "&scantron_CODElist=".&escape($env{'form.scantron_CODElist'}).
6461: "&curCODE=".&escape($$scan_record{'scantron.CODE'}).
6462: "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});
6463: if ($env{'form.scantron_CODElist'} =~ /\S/) {
6464: $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')\" />");
6465: $r->print("\n<br />");
6466: }
6467: $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.");
6468: $r->print("\n<br /><br />");
6469: } elsif ($error eq 'doublebubble') {
6470: $r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
6471: $r->print('<input type="hidden" name="scantron_questions" value="'.
6472: join(',',@{$arg}).'" />');
6473: $r->print($message);
6474: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6475: foreach my $question (@{$arg}) {
6476: my $selected = &get_response_bubbles($scan_record, $question);
6477: my @select_array = split(/:/,$selected);
6478: &scantron_bubble_selector($r,$scan_config,$question,
6479: @select_array);
6480: }
6481: } elsif ($error eq 'missingbubble') {
6482: $r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
6483: $r->print($message);
6484: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6485: $r->print("Some questions have no scanned bubbles\n");
6486: $r->print('<input type="hidden" name="scantron_questions" value="'.
6487: join(',',@{$arg}).'" />');
6488: foreach my $question (@{$arg}) {
6489: my $selected = &get_response_bubbles($scan_record, $question);
6490: my @select_array = split(/:/,$selected); # ought to be an array of empties.
6491: &scantron_bubble_selector($r,$scan_config,$question, @select_array);
6492: }
6493: } else {
6494: $r->print("\n<ul>");
6495: }
6496: $r->print("\n</li></ul>");
6497:
6498: }
6499:
6500: =pod
6501:
6502: =item scantron_bubble_selector
6503:
6504: Generates the html radiobuttons to correct a single bubble line
6505: possibly showing the existing the selected bubbles if known
6506:
6507: Arguments:
6508: $r - Apache request object
6509: $scan_config - hash from &get_scantron_config()
6510: $quest - number of the bubble line to make a corrector for
6511: @lines - array of answer lines.
6512:
6513: =cut
6514:
6515: sub scantron_bubble_selector {
6516: my ($r,$scan_config,$quest,@lines)=@_;
6517: my $max=$$scan_config{'Qlength'};
6518:
6519:
6520: my $scmode=$$scan_config{'Qon'};
6521:
6522: my $bubble_length = scalar(@lines);
6523:
6524:
6525: if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
6526:
6527: my $response = $quest-1;
6528: my $lines = $bubble_lines_per_response{$response};
6529:
6530: my $total_lines = $lines*2;
6531: my @alphabet=('A'..'Z');
6532: $r->print("<table border='1'><tr><td rowspan='".$total_lines."'>$quest</td>");
6533:
6534: for (my $l = 0; $l < $lines; $l++) {
6535: if ($l != 0) {
6536: $r->print('<tr>');
6537: }
6538: my @selected = split(//,$lines[$l]);
6539: for (my $i=0;$i<$max;$i++) {
6540: $r->print("\n".'<td align="center">');
6541: if ($selected[0] eq $alphabet[$i]) {
6542: $r->print('X');
6543: shift(@selected) ;
6544: } else {
6545: $r->print(' ');
6546: }
6547: $r->print('</td>');
6548:
6549: }
6550:
6551: if ($l == 0) {
6552: my $lspan = $total_lines * 2; # 2 table rows per bubble line.
6553:
6554: $r->print('<td rowspan='.$lspan.'><label><input type="radio" name="scantron_correct_Q_'.
6555: $quest.'" value="none" /> No bubble </label></td>');
6556:
6557: }
6558:
6559: $r->print('</tr><tr>');
6560:
6561: # FIXME: This may have to be a bit more clever for
6562: # multiline questions (different values e.g..).
6563:
6564: for (my $i=0;$i<$max;$i++) {
6565: $r->print("\n".
6566: '<td><label><input type="radio" name="scantron_correct_Q_'.
6567: $quest.'" value="'.$i.'" />'.$alphabet[$i]."</label></td>");
6568: }
6569: $r->print('</tr>');
6570:
6571:
6572: }
6573: $r->print('</table>');
6574: }
6575:
6576: =pod
6577:
6578: =item num_matches
6579:
6580: Counts the number of characters that are the same between the two arguments.
6581:
6582: Arguments:
6583: $orig - CODE from the scanline
6584: $code - CODE to match against
6585:
6586: Returns:
6587: $count - integer count of the number of same characters between the
6588: two arguments
6589:
6590: =cut
6591:
6592: sub num_matches {
6593: my ($orig,$code) = @_;
6594: my @code=split(//,$code);
6595: my @orig=split(//,$orig);
6596: my $same=0;
6597: for (my $i=0;$i<scalar(@code);$i++) {
6598: if ($code[$i] eq $orig[$i]) { $same++; }
6599: }
6600: return $same;
6601: }
6602:
6603: =pod
6604:
6605: =item scantron_get_closely_matching_CODEs
6606:
6607: Cycles through all CODEs and finds the set that has the greatest
6608: number of same characters as the provided CODE
6609:
6610: Arguments:
6611: $allcodes - hash ref returned by &get_codes()
6612: $CODE - CODE from the current scanline
6613:
6614: Returns:
6615: 2 element list
6616: - first elements is number of how closely matching the best fit is
6617: (5 means best set has 5 matching characters)
6618: - second element is an arrary ref containing the set of valid CODEs
6619: that best fit the passed in CODE
6620:
6621: =cut
6622:
6623: sub scantron_get_closely_matching_CODEs {
6624: my ($allcodes,$CODE)=@_;
6625: my @CODEs;
6626: foreach my $testcode (sort(keys(%{$allcodes}))) {
6627: push(@{$CODEs[&num_matches($CODE,$testcode)]},$testcode);
6628: }
6629:
6630: return ($#CODEs,$CODEs[-1]);
6631: }
6632:
6633: =pod
6634:
6635: =item get_codes
6636:
6637: Builds a hash which has keys of all of the valid CODEs from the selected
6638: set of remembered CODEs.
6639:
6640: Arguments:
6641: $old_name - name of the set of remembered CODEs
6642: $cdom - domain of the course
6643: $cnum - internal course name
6644:
6645: Returns:
6646: %allcodes - keys are the valid CODEs, values are all 1
6647:
6648: =cut
6649:
6650: sub get_codes {
6651: my ($old_name, $cdom, $cnum) = @_;
6652: if (!$old_name) {
6653: $old_name=$env{'form.scantron_CODElist'};
6654: }
6655: if (!$cdom) {
6656: $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
6657: }
6658: if (!$cnum) {
6659: $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
6660: }
6661: my %result=&Apache::lonnet::get('CODEs',[$old_name,"type\0$old_name"],
6662: $cdom,$cnum);
6663: my %allcodes;
6664: if ($result{"type\0$old_name"} eq 'number') {
6665: %allcodes=map {($_,1)} split(',',$result{$old_name});
6666: } else {
6667: %allcodes=map {(&Apache::lonprintout::num_to_letters($_),1)} split(',',$result{$old_name});
6668: }
6669: return %allcodes;
6670: }
6671:
6672: =pod
6673:
6674: =item scantron_validate_CODE
6675:
6676: Validates all scanlines in the selected file to not have any
6677: invalid or underspecified CODEs and that none of the codes are
6678: duplicated if this was requested.
6679:
6680: =cut
6681:
6682: sub scantron_validate_CODE {
6683: my ($r,$currentphase) = @_;
6684: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6685: if ($scantron_config{'CODElocation'} &&
6686: $scantron_config{'CODEstart'} &&
6687: $scantron_config{'CODElength'}) {
6688: if (!defined($env{'form.scantron_CODElist'})) {
6689: &FIXME_blow_up()
6690: }
6691: } else {
6692: return (0,$currentphase+1);
6693: }
6694:
6695: my %usedCODEs;
6696:
6697: my %allcodes=&get_codes();
6698:
6699: &scantron_get_maxbubble(); # parse needs the lines per response array.
6700:
6701: my ($scanlines,$scan_data)=&scantron_getfile();
6702: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6703: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6704: if ($line=~/^[\s\cz]*$/) { next; }
6705: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6706: $scan_data);
6707: my $CODE=$$scan_record{'scantron.CODE'};
6708: my $error=0;
6709: if (!&Apache::lonnet::validCODE($CODE)) {
6710: &scantron_get_correction($r,$i,$scan_record,
6711: \%scantron_config,
6712: $line,'incorrectCODE',\%allcodes);
6713: return(1,$currentphase);
6714: }
6715: if (%allcodes && !exists($allcodes{$CODE})
6716: && !$$scan_record{'scantron.useCODE'}) {
6717: &scantron_get_correction($r,$i,$scan_record,
6718: \%scantron_config,
6719: $line,'incorrectCODE',\%allcodes);
6720: return(1,$currentphase);
6721: }
6722: if (exists($usedCODEs{$CODE})
6723: && $env{'form.scantron_CODEunique'} eq 'yes'
6724: && !$$scan_record{'scantron.CODE_ignore_dup'}) {
6725: &scantron_get_correction($r,$i,$scan_record,
6726: \%scantron_config,
6727: $line,'duplicateCODE',$usedCODEs{$CODE});
6728: return(1,$currentphase);
6729: }
6730: push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'});
6731: }
6732: return (0,$currentphase+1);
6733: }
6734:
6735: =pod
6736:
6737: =item scantron_validate_doublebubble
6738:
6739: Validates all scanlines in the selected file to not have any
6740: bubble lines with multiple bubbles marked.
6741:
6742: =cut
6743:
6744: sub scantron_validate_doublebubble {
6745: my ($r,$currentphase) = @_;
6746: #get student info
6747: my $classlist=&Apache::loncoursedata::get_classlist();
6748: my %idmap=&username_to_idmap($classlist);
6749:
6750: #get scantron line setup
6751: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6752: my ($scanlines,$scan_data)=&scantron_getfile();
6753:
6754: &scantron_get_maxbubble(); # parse needs the bubble line array.
6755:
6756: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6757: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6758: if ($line=~/^[\s\cz]*$/) { next; }
6759: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6760: $scan_data);
6761: if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
6762: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
6763: 'doublebubble',
6764: $$scan_record{'scantron.doubleerror'});
6765: return (1,$currentphase);
6766: }
6767: return (0,$currentphase+1);
6768: }
6769:
6770: =pod
6771:
6772: =item scantron_get_maxbubble
6773:
6774: Returns the maximum number of bubble lines that are expected to
6775: occur. Does this by walking the selected sequence rendering the
6776: resource and then checking &Apache::lonxml::get_problem_counter()
6777: for what the current value of the problem counter is.
6778:
6779: Caches the results to $env{'form.scantron_maxbubble'},
6780: $env{'form.scantron.bubble_lines.n'} and
6781: $env{'form.scantron.first_bubble_line.n'}
6782: which are the total number of bubble, lines, the number of bubble
6783: lines for reponse n and number of the first bubble line for response n.
6784:
6785: =cut
6786:
6787: sub scantron_get_maxbubble {
6788: if (defined($env{'form.scantron_maxbubble'}) &&
6789: $env{'form.scantron_maxbubble'}) {
6790: &restore_bubble_lines();
6791: return $env{'form.scantron_maxbubble'};
6792: }
6793:
6794: my (undef, undef, $sequence) =
6795: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6796:
6797: my $navmap=Apache::lonnavmaps::navmap->new();
6798: my $map=$navmap->getResourceByUrl($sequence);
6799: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
6800:
6801: &Apache::lonxml::clear_problem_counter();
6802:
6803: my $uname = $env{'form.student'};
6804: my $udom = $env{'form.userdom'};
6805: my $cid = $env{'request.course.id'};
6806: my $total_lines = 0;
6807: %bubble_lines_per_response = ();
6808: %first_bubble_line = ();
6809:
6810:
6811: my $response_number = 0;
6812: my $bubble_line = 0;
6813: foreach my $resource (@resources) {
6814: my $symb = $resource->symb();
6815: &Apache::lonxml::clear_bubble_lines_for_part();
6816: my $result=&Apache::lonnet::ssi($resource->src(),
6817: ('symb' => $resource->symb()),
6818: ('grade_target' => 'analyze'),
6819: ('grade_courseid' => $cid),
6820: ('grade_domain' => $udom),
6821: ('grade_username' => $uname));
6822: my (undef, $an) =
6823: split(/_HASH_REF__/,$result, 2);
6824:
6825: my %analysis = &Apache::lonnet::str2hash($an);
6826:
6827:
6828:
6829: foreach my $part_id (@{$analysis{'parts'}}) {
6830:
6831:
6832: my $lines = $analysis{"$part_id.bubble_lines"};;
6833:
6834: # TODO - make this a persistent hash not an array.
6835:
6836:
6837: $first_bubble_line{$response_number} = $bubble_line;
6838: $bubble_lines_per_response{$response_number} = $lines;
6839: $response_number++;
6840:
6841: $bubble_line += $lines;
6842: $total_lines += $lines;
6843: }
6844:
6845: }
6846: &Apache::lonnet::delenv('scantron\.');
6847:
6848: &save_bubble_lines();
6849: $env{'form.scantron_maxbubble'} =
6850: $total_lines;
6851: return $env{'form.scantron_maxbubble'};
6852: }
6853:
6854: =pod
6855:
6856: =item scantron_validate_missingbubbles
6857:
6858: Validates all scanlines in the selected file to not have any
6859: answers that don't have bubbles that have not been verified
6860: to be bubble free.
6861:
6862: =cut
6863:
6864: sub scantron_validate_missingbubbles {
6865: my ($r,$currentphase) = @_;
6866: #get student info
6867: my $classlist=&Apache::loncoursedata::get_classlist();
6868: my %idmap=&username_to_idmap($classlist);
6869:
6870: #get scantron line setup
6871: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6872: my ($scanlines,$scan_data)=&scantron_getfile();
6873: my $max_bubble=&scantron_get_maxbubble();
6874: if (!$max_bubble) { $max_bubble=2**31; }
6875: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6876: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6877: if ($line=~/^[\s\cz]*$/) { next; }
6878: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6879: $scan_data);
6880: if (!defined($$scan_record{'scantron.missingerror'})) { next; }
6881: my @to_correct;
6882:
6883: # Probably here's where the error is...
6884:
6885: foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
6886: if ($missing > $max_bubble) { next; }
6887: push(@to_correct,$missing);
6888: }
6889: if (@to_correct) {
6890: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6891: $line,'missingbubble',\@to_correct);
6892: return (1,$currentphase);
6893: }
6894:
6895: }
6896: return (0,$currentphase+1);
6897: }
6898:
6899: =pod
6900:
6901: =item scantron_process_students
6902:
6903: Routine that does the actual grading of the bubble sheet information.
6904:
6905: The parsed scanline hash is added to %env
6906:
6907: Then foreach unskipped scanline it does an &Apache::lonnet::ssi()
6908: foreach resource , with the form data of
6909:
6910: 'submitted' =>'scantron'
6911: 'grade_target' =>'grade',
6912: 'grade_username'=> username of student
6913: 'grade_domain' => domain of student
6914: 'grade_courseid'=> of course
6915: 'grade_symb' => symb of resource to grade
6916:
6917: This triggers a grading pass. The problem grading code takes care
6918: of converting the bubbled letter information (now in %env) into a
6919: valid submission.
6920:
6921: =cut
6922:
6923: sub scantron_process_students {
6924: my ($r) = @_;
6925: my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
6926: my ($symb)=&get_symb($r);
6927: if (!$symb) {return '';}
6928: my $default_form_data=&defaultFormData($symb);
6929:
6930: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6931: my ($scanlines,$scan_data)=&scantron_getfile();
6932: my $classlist=&Apache::loncoursedata::get_classlist();
6933: my %idmap=&username_to_idmap($classlist);
6934: my $navmap=Apache::lonnavmaps::navmap->new();
6935: my $map=$navmap->getResourceByUrl($sequence);
6936: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
6937: # $r->print("geto ".scalar(@resources)."<br />");
6938: my $result= <<SCANTRONFORM;
6939: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
6940: <input type="hidden" name="command" value="scantron_configphase" />
6941: $default_form_data
6942: SCANTRONFORM
6943: $r->print($result);
6944:
6945: my @delayqueue;
6946: my %completedstudents;
6947:
6948: my $count=&get_todo_count($scanlines,$scan_data);
6949: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
6950: 'Scantron Progress',$count,
6951: 'inline',undef,'scantronupload');
6952: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
6953: 'Processing first student');
6954: my $start=&Time::HiRes::time();
6955: my $i=-1;
6956: my ($uname,$udom,$started);
6957:
6958: &scantron_get_maxbubble(); # Need the bubble lines array to parse.
6959:
6960: while ($i<$scanlines->{'count'}) {
6961: ($uname,$udom)=('','');
6962: $i++;
6963: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6964: if ($line=~/^[\s\cz]*$/) { next; }
6965: if ($started) {
6966: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
6967: 'last student');
6968: }
6969: $started=1;
6970: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6971: $scan_data);
6972: unless ($uname=&scantron_find_student($scan_record,$scan_data,
6973: \%idmap,$i)) {
6974: &scantron_add_delay(\@delayqueue,$line,
6975: 'Unable to find a student that matches',1);
6976: next;
6977: }
6978: if (exists $completedstudents{$uname}) {
6979: &scantron_add_delay(\@delayqueue,$line,
6980: 'Student '.$uname.' has multiple sheets',2);
6981: next;
6982: }
6983: ($uname,$udom)=split(/:/,$uname);
6984:
6985: &Apache::lonxml::clear_problem_counter();
6986: &Apache::lonnet::appenv(%$scan_record);
6987:
6988: if (&scantron_clear_skip($scanlines,$scan_data,$i)) {
6989: &scantron_putfile($scanlines,$scan_data);
6990: }
6991:
6992: my $i=0;
6993: foreach my $resource (@resources) {
6994: $i++;
6995: my %form=('submitted' =>'scantron',
6996: 'grade_target' =>'grade',
6997: 'grade_username'=>$uname,
6998: 'grade_domain' =>$udom,
6999: 'grade_courseid'=>$env{'request.course.id'},
7000: 'grade_symb' =>$resource->symb());
7001: if (exists($scan_record->{'scantron.CODE'})
7002: &&
7003: &Apache::lonnet::validCODE($scan_record->{'scantron.CODE'})) {
7004: $form{'CODE'}=$scan_record->{'scantron.CODE'};
7005: } else {
7006: $form{'CODE'}='';
7007: }
7008: my $result=&Apache::lonnet::ssi($resource->src(),%form);
7009: if ($result ne '') {
7010: }
7011: if (&Apache::loncommon::connection_aborted($r)) { last; }
7012: }
7013: $completedstudents{$uname}={'line'=>$line};
7014: if (&Apache::loncommon::connection_aborted($r)) { last; }
7015: } continue {
7016: &Apache::lonxml::clear_problem_counter();
7017: &Apache::lonnet::delenv('scantron\.');
7018: }
7019: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
7020: # my $lasttime = &Time::HiRes::time()-$start;
7021: # $r->print("<p>took $lasttime</p>");
7022:
7023: $r->print("</form>");
7024: $r->print(&show_grading_menu_form($symb));
7025: return '';
7026: }
7027:
7028: =pod
7029:
7030: =item scantron_upload_scantron_data
7031:
7032: Creates the screen for adding a new bubble sheet data file to a course.
7033:
7034: =cut
7035:
7036: sub scantron_upload_scantron_data {
7037: my ($r)=@_;
7038: $r->print(&Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'}));
7039: my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
7040: 'domainid',
7041: 'coursename');
7042: my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
7043: 'domainid');
7044: my $default_form_data=&defaultFormData(&get_symb($r,1));
7045: $r->print(<<UPLOAD);
7046: <script type="text/javascript" language="javascript">
7047: function checkUpload(formname) {
7048: if (formname.upfile.value == "") {
7049: alert("Please use the browse button to select a file from your local directory.");
7050: return false;
7051: }
7052: formname.submit();
7053: }
7054: </script>
7055:
7056: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
7057: $default_form_data
7058: <table>
7059: <tr><td>$select_link </td></tr>
7060: <tr><td>Course ID: </td><td><input name='courseid' type='text' /> </td></tr>
7061: <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>
7062: <tr><td>Domain: </td><td>$domsel </td></tr>
7063: <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>
7064: </table>
7065: <input name='command' value='scantronupload_save' type='hidden' />
7066: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
7067: </form>
7068: UPLOAD
7069: return '';
7070: }
7071:
7072: =pod
7073:
7074: =item scantron_upload_scantron_data_save
7075:
7076: Adds a provided bubble information data file to the course if user
7077: has the correct privileges to do so.
7078:
7079: =cut
7080:
7081: sub scantron_upload_scantron_data_save {
7082: my($r)=@_;
7083: my ($symb)=&get_symb($r,1);
7084: my $doanotherupload=
7085: '<br /><form action="/adm/grades" method="post">'."\n".
7086: '<input type="hidden" name="command" value="scantronupload" />'."\n".
7087: '<input type="submit" name="submit" value="Do Another Upload" />'."\n".
7088: '</form>'."\n";
7089: if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
7090: !&Apache::lonnet::allowed('usc',
7091: $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
7092: $r->print("You are not allowed to upload Scantron data to the requested course.<br />");
7093: if ($symb) {
7094: $r->print(&show_grading_menu_form($symb));
7095: } else {
7096: $r->print($doanotherupload);
7097: }
7098: return '';
7099: }
7100: my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
7101: $r->print("Doing upload to ".$coursedata{'description'}." <br />");
7102: my $fname=$env{'form.upfile.filename'};
7103: #FIXME
7104: #copied from lonnet::userfileupload()
7105: #make that function able to target a specified course
7106: # Replace Windows backslashes by forward slashes
7107: $fname=~s/\\/\//g;
7108: # Get rid of everything but the actual filename
7109: $fname=~s/^.*\/([^\/]+)$/$1/;
7110: # Replace spaces by underscores
7111: $fname=~s/\s+/\_/g;
7112: # Replace all other weird characters by nothing
7113: $fname=~s/[^\w\.\-]//g;
7114: # See if there is anything left
7115: unless ($fname) { return 'error: no uploaded file'; }
7116: my $uploadedfile=$fname;
7117: $fname='scantron_orig_'.$fname;
7118: if (length($env{'form.upfile'}) < 2) {
7119: $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.");
7120: } else {
7121: my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
7122: if ($result =~ m|^/uploaded/|) {
7123: $r->print("<span class=\"LC_success\">Success:</span> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
7124: } else {
7125: $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>");
7126: }
7127: }
7128: if ($symb) {
7129: $r->print(&scantron_selectphase($r,$uploadedfile));
7130: } else {
7131: $r->print($doanotherupload);
7132: }
7133: return '';
7134: }
7135:
7136: =pod
7137:
7138: =item valid_file
7139:
7140: Validates that the requested bubble data file exists in the course.
7141:
7142: =cut
7143:
7144: sub valid_file {
7145: my ($requested_file)=@_;
7146: foreach my $filename (sort(&scantron_filenames())) {
7147: if ($requested_file eq $filename) { return 1; }
7148: }
7149: return 0;
7150: }
7151:
7152: =pod
7153:
7154: =item scantron_download_scantron_data
7155:
7156: Shows a list of the three internal files (original, corrected,
7157: skipped) for a specific bubble sheet data file that exists in the
7158: course.
7159:
7160: =cut
7161:
7162: sub scantron_download_scantron_data {
7163: my ($r)=@_;
7164: my $default_form_data=&defaultFormData(&get_symb($r,1));
7165: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
7166: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7167: my $file=$env{'form.scantron_selectfile'};
7168: if (! &valid_file($file)) {
7169: $r->print(<<ERROR);
7170: <p>
7171: The requested file name was invalid.
7172: </p>
7173: ERROR
7174: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7175: return;
7176: }
7177: my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
7178: my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file;
7179: my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file;
7180: &Apache::lonnet::allowuploaded('/adm/grades',$orig);
7181: &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
7182: &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
7183: $r->print(<<DOWNLOAD);
7184: <p>
7185: <a href="$orig">Original</a> file as uploaded by the scantron office.
7186: </p>
7187: <p>
7188: <a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.
7189: </p>
7190: <p>
7191: <a href="$skipped">Skipped</a>, a file of records that were skipped.
7192: </p>
7193: DOWNLOAD
7194: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7195: return '';
7196: }
7197:
7198: =pod
7199:
7200: =back
7201:
7202: =cut
7203:
7204: #-------- end of section for handling grading scantron forms -------
7205: #
7206: #-------------------------------------------------------------------
7207:
7208: #-------------------------- Menu interface -------------------------
7209: #
7210: #--- Show a Grading Menu button - Calls the next routine ---
7211: sub show_grading_menu_form {
7212: my ($symb)=@_;
7213: my $result.='<br /><form action="/adm/grades" method="post">'."\n".
7214: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7215: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
7216: '<input type="hidden" name="command" value="gradingmenu" />'."\n".
7217: '<input type="submit" name="submit" value="Grading Menu" />'."\n".
7218: '</form>'."\n";
7219: return $result;
7220: }
7221:
7222: # -- Retrieve choices for grading form
7223: sub savedState {
7224: my %savedState = ();
7225: if ($env{'form.saveState'}) {
7226: foreach (split(/:/,$env{'form.saveState'})) {
7227: my ($key,$value) = split(/=/,$_,2);
7228: $savedState{$key} = $value;
7229: }
7230: }
7231: return \%savedState;
7232: }
7233:
7234: sub grading_menu {
7235: my ($request) = @_;
7236: my ($symb)=&get_symb($request);
7237: if (!$symb) {return '';}
7238: my $probTitle = &Apache::lonnet::gettitle($symb);
7239: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7240:
7241: $request->print($table);
7242: my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb),
7243: 'handgrade'=>$hdgrade,
7244: 'probTitle'=>$probTitle,
7245: 'command'=>'submit_options',
7246: 'saveState'=>"",
7247: 'gradingMenu'=>1,
7248: 'showgrading'=>"yes");
7249: my $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7250: my @menu = ({ url => $url,
7251: name => &mt('Manual Grading/View Submissions'),
7252: short_description =>
7253: &mt('Start the process of hand grading submissions.'),
7254: });
7255: $fields{'command'} = 'csvform';
7256: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7257: push (@menu, { url => $url,
7258: name => &mt('Upload Scores'),
7259: short_description =>
7260: &mt('Specify a file containing the class scores for current resource.')});
7261: $fields{'command'} = 'processclicker';
7262: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7263: push (@menu, { url => $url,
7264: name => &mt('Process Clicker'),
7265: short_description =>
7266: &mt('Specify a file containing the clicker information for this resource.')});
7267: $fields{'command'} = 'scantron_selectphase';
7268: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7269: push (@menu, { url => $url,
7270: name => &mt('Grade/Manage Scantron Forms'),
7271: short_description =>
7272: &mt('')});
7273: $fields{'command'} = 'verify';
7274: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7275: push (@menu, { url => "",
7276: name => &mt('Verify Receipt'),
7277: short_description =>
7278: &mt('')});
7279: #
7280: # Create the menu
7281: my $Str;
7282: # $Str .= '<h2>'.&mt('Please select a grading task').'</h2>';
7283: $Str .= '<form method="post" action="" name="gradingMenu">';
7284: $Str .= '<input type="hidden" name="command" value="" />'.
7285: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7286: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7287: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7288: '<input type="hidden" name="saveState" value="" />'."\n".
7289: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7290: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7291:
7292: foreach my $menudata (@menu) {
7293: if ($menudata->{'name'} ne &mt('Verify Receipt')) {
7294: $Str .=' <h3><a '.
7295: $menudata->{'jscript'}.
7296: ' href="'.
7297: $menudata->{'url'}.'" >'.
7298: $menudata->{'name'}."</a></h3>\n";
7299: } else {
7300: $Str .=' <h3><input type="button" value="Verify Receipt" '.
7301: $menudata->{'jscript'}.
7302: ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.
7303: ' /></h3>';
7304: $Str .= (' 'x8).
7305: ' receipt: '.&Apache::lonnet::recprefix($env{'request.course.id'}).
7306: '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />';
7307: }
7308: $Str .= ' '.(' 'x8).$menudata->{'short_description'}.
7309: "\n";
7310: }
7311: $Str .="</form>\n";
7312: $request->print(<<GRADINGMENUJS);
7313: <script type="text/javascript" language="javascript">
7314: function checkChoice(formname,val,cmdx) {
7315: if (val <= 2) {
7316: var cmd = radioSelection(formname.radioChoice);
7317: var cmdsave = cmd;
7318: } else {
7319: cmd = cmdx;
7320: cmdsave = 'submission';
7321: }
7322: formname.command.value = cmd;
7323: if (val < 5) formname.submit();
7324: if (val == 5) {
7325: if (!checkReceiptNo(formname,'notOK')) {
7326: return false;
7327: } else {
7328: formname.submit();
7329: }
7330: }
7331: }
7332:
7333: function checkReceiptNo(formname,nospace) {
7334: var receiptNo = formname.receipt.value;
7335: var checkOpt = false;
7336: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7337: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7338: if (checkOpt) {
7339: alert("Please enter a receipt number given by a student in the receipt box.");
7340: formname.receipt.value = "";
7341: formname.receipt.focus();
7342: return false;
7343: }
7344: return true;
7345: }
7346: </script>
7347: GRADINGMENUJS
7348: &commonJSfunctions($request);
7349: return $Str;
7350: }
7351:
7352:
7353: #--- Displays the submissions first page -------
7354: sub submit_options {
7355: my ($request) = @_;
7356: my ($symb)=&get_symb($request);
7357: if (!$symb) {return '';}
7358: my $probTitle = &Apache::lonnet::gettitle($symb);
7359:
7360: $request->print(<<GRADINGMENUJS);
7361: <script type="text/javascript" language="javascript">
7362: function checkChoice(formname,val,cmdx) {
7363: if (val <= 2) {
7364: var cmd = radioSelection(formname.radioChoice);
7365: var cmdsave = cmd;
7366: } else {
7367: cmd = cmdx;
7368: cmdsave = 'submission';
7369: }
7370: formname.command.value = cmd;
7371: formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
7372: ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
7373: if (val < 5) formname.submit();
7374: if (val == 5) {
7375: if (!checkReceiptNo(formname,'notOK')) { return false;}
7376: formname.submit();
7377: }
7378: if (val < 7) formname.submit();
7379: }
7380:
7381: function checkReceiptNo(formname,nospace) {
7382: var receiptNo = formname.receipt.value;
7383: var checkOpt = false;
7384: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7385: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7386: if (checkOpt) {
7387: alert("Please enter a receipt number given by a student in the receipt box.");
7388: formname.receipt.value = "";
7389: formname.receipt.focus();
7390: return false;
7391: }
7392: return true;
7393: }
7394: </script>
7395: GRADINGMENUJS
7396: &commonJSfunctions($request);
7397: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7398: my $result;
7399: my (undef,$sections) = &getclasslist('all','0');
7400: my $savedState = &savedState();
7401: my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
7402: my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
7403: my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
7404: my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
7405:
7406: $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
7407: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7408: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7409: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7410: '<input type="hidden" name="command" value="" />'."\n".
7411: '<input type="hidden" name="saveState" value="" />'."\n".
7412: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7413: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7414:
7415: $result.='
7416: <div class="LC_grade_select_mode">
7417: <div class="LC_grade_select_mode_current">
7418: <h2>
7419: '.&mt('Grade Current Resource').'
7420: </h2>
7421: <div class="LC_grade_select_mode_body">
7422: <div class="LC_grades_resource_info">
7423: '.$table.'
7424: </div>
7425: <div class="LC_grade_select_mode_selector">
7426: <div class="LC_grade_select_mode_selector_header">
7427: '.&mt('Sections').'
7428: </div>
7429: <div class="LC_grade_select_mode_selector_body">
7430: <select name="section" multiple="multiple" size="5">'."\n";
7431: if (ref($sections)) {
7432: foreach my $section (sort (@$sections)) {
7433: $result.='<option value="'.$section.'" '.
7434: ($saveSec eq $section ? 'selected="selected"':'').'>'.$section.'</option>'."\n";
7435: }
7436: }
7437: $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="selected"' : ''). '>all</option></select> ';
7438: $result.='
7439: </div>
7440: </div>
7441: <div class="LC_grade_select_mode_selector">
7442: <div class="LC_grade_select_mode_selector_header">
7443: '.&mt('Groups').'
7444: </div>
7445: <div class="LC_grade_select_mode_selector_body">
7446: '.&Apache::lonstatistics::GroupSelect('group','multiple',5).'
7447: </div>
7448: </div>
7449: <div class="LC_grade_select_mode_selector">
7450: <div class="LC_grade_select_mode_selector_header">
7451: '.&mt('Access Status').'
7452: </div>
7453: <div class="LC_grade_select_mode_selector_body">
7454: '.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,5,undef,'mult').'
7455: </div>
7456: </div>
7457: <div class="LC_grade_select_mode_selector">
7458: <div class="LC_grade_select_mode_selector_header">
7459: '.&mt('Submission Status').'
7460: </div>
7461: <div class="LC_grade_select_mode_selector_body">
7462: <select name="submitonly" size="5">
7463: <option value="yes" '. ($saveSub eq 'yes' ? 'selected="selected"' : '').'>'.&mt('with submissions').'</option>
7464: <option value="queued" '. ($saveSub eq 'queued' ? 'selected="selected"' : '').'>'.&mt('in grading queue').'</option>
7465: <option value="graded" '. ($saveSub eq 'graded' ? 'selected="selected"' : '').'>'.&mt('with ungraded submissions').'</option>
7466: <option value="incorrect" '.($saveSub eq 'incorrect' ? 'selected="selected"' : '').'>'.&mt('with incorrect submissions').'</option>
7467: <option value="all" '. ($saveSub eq 'all' ? 'selected="selected"' : '').'>'.&mt('with any status').'</option>
7468: </select>
7469: </div>
7470: </div>
7471: <div class="LC_grade_select_mode_type_body">
7472: <div class="LC_grade_select_mode_type">
7473: <label>
7474: <input type="radio" name="radioChoice" value="submission" '.
7475: ($saveCmd eq 'submission' ? 'checked="checked"' : '').' /> '.
7476: &mt('Select individual students to grade and view submissions.').'
7477: </label>
7478: </div>
7479: <div class="LC_grade_select_mode_type">
7480: <label>
7481: <input type="radio" name="radioChoice" value="viewgrades" '.
7482: ($saveCmd eq 'viewgrades' ? 'checked="checked"' : '').' /> '.
7483: &mt('Grade all selected students in a grading table.').'
7484: </label>
7485: </div>
7486: <div class="LC_grade_select_mode_type">
7487: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7488: </div>
7489: </div>
7490: </div>
7491: </div>
7492: <div class="LC_grade_select_mode_page">
7493: <h2>
7494: '.&mt('Grade Complete Folder for One Student').'
7495: </h2>
7496: <div class="LC_grades_select_mode_body">
7497: <div class="LC_grade_select_mode_type_body">
7498: <div class="LC_grade_select_mode_type">
7499: <label>
7500: <input type="radio" name="radioChoice" value="pickStudentPage" '.
7501: ($saveCmd eq 'pickStudentPage' ? 'checked="checked"' : '').' /> '.
7502: &mt('The <b>complete</b> page/sequence/folder: For one student').'
7503: </label>
7504: </div>
7505: <div class="LC_grade_select_mode_type">
7506: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7507: </div>
7508: </div>
7509: </div>
7510: </div>
7511: </div>
7512: </form>';
7513: return $result;
7514: }
7515:
7516: sub reset_perm {
7517: undef(%perm);
7518: }
7519:
7520: sub init_perm {
7521: &reset_perm();
7522: foreach my $test_perm ('vgr','mgr','opa') {
7523:
7524: my $scope = $env{'request.course.id'};
7525: if (!($perm{$test_perm}=&Apache::lonnet::allowed($test_perm,$scope))) {
7526:
7527: $scope .= '/'.$env{'request.course.sec'};
7528: if ( $perm{$test_perm}=
7529: &Apache::lonnet::allowed($test_perm,$scope)) {
7530: $perm{$test_perm.'_section'}=$env{'request.course.sec'};
7531: } else {
7532: delete($perm{$test_perm});
7533: }
7534: }
7535: }
7536: }
7537:
7538: sub gather_clicker_ids {
7539: my %clicker_ids;
7540:
7541: my $classlist = &Apache::loncoursedata::get_classlist();
7542:
7543: # Set up a couple variables.
7544: my $username_idx = &Apache::loncoursedata::CL_SNAME();
7545: my $domain_idx = &Apache::loncoursedata::CL_SDOM();
7546: my $status_idx = &Apache::loncoursedata::CL_STATUS();
7547:
7548: foreach my $student (keys(%$classlist)) {
7549: if ($classlist->{$student}->[$status_idx] ne 'Active') { next; }
7550: my $username = $classlist->{$student}->[$username_idx];
7551: my $domain = $classlist->{$student}->[$domain_idx];
7552: my $clickers =
7553: (&Apache::lonnet::userenvironment($domain,$username,'clickers'))[1];
7554: foreach my $id (split(/\,/,$clickers)) {
7555: $id=~s/^[\#0]+//;
7556: $id=~s/[\-\:]//g;
7557: if (exists($clicker_ids{$id})) {
7558: $clicker_ids{$id}.=','.$username.':'.$domain;
7559: } else {
7560: $clicker_ids{$id}=$username.':'.$domain;
7561: }
7562: }
7563: }
7564: return %clicker_ids;
7565: }
7566:
7567: sub gather_adv_clicker_ids {
7568: my %clicker_ids;
7569: my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'};
7570: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7571: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
7572: foreach my $element (sort(keys(%coursepersonnel))) {
7573: foreach my $person (split(/\,/,$coursepersonnel{$element})) {
7574: my ($puname,$pudom)=split(/\:/,$person);
7575: my $clickers =
7576: (&Apache::lonnet::userenvironment($pudom,$puname,'clickers'))[1];
7577: foreach my $id (split(/\,/,$clickers)) {
7578: $id=~s/^[\#0]+//;
7579: $id=~s/[\-\:]//g;
7580: if (exists($clicker_ids{$id})) {
7581: $clicker_ids{$id}.=','.$puname.':'.$pudom;
7582: } else {
7583: $clicker_ids{$id}=$puname.':'.$pudom;
7584: }
7585: }
7586: }
7587: }
7588: return %clicker_ids;
7589: }
7590:
7591: sub clicker_grading_parameters {
7592: return ('gradingmechanism' => 'scalar',
7593: 'upfiletype' => 'scalar',
7594: 'specificid' => 'scalar',
7595: 'pcorrect' => 'scalar',
7596: 'pincorrect' => 'scalar');
7597: }
7598:
7599: sub process_clicker {
7600: my ($r)=@_;
7601: my ($symb)=&get_symb($r);
7602: if (!$symb) {return '';}
7603: my $result=&checkforfile_js();
7604: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
7605: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
7606: $result.=$table;
7607: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
7608: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
7609: $result.=' <b>'.&mt('Specify a file containing the clicker information for this resource').
7610: '.</b></td></tr>'."\n";
7611: $result.='<tr bgcolor=#ffffe6><td>'."\n";
7612: # Attempt to restore parameters from last session, set defaults if not present
7613: my %Saveable_Parameters=&clicker_grading_parameters();
7614: &Apache::loncommon::restore_course_settings('grades_clicker',
7615: \%Saveable_Parameters);
7616: if (!$env{'form.pcorrect'}) { $env{'form.pcorrect'}=100; }
7617: if (!$env{'form.pincorrect'}) { $env{'form.pincorrect'}=100; }
7618: if (!$env{'form.gradingmechanism'}) { $env{'form.gradingmechanism'}='attendance'; }
7619: if (!$env{'form.upfiletype'}) { $env{'form.upfiletype'}='iclicker'; }
7620:
7621: my %checked;
7622: foreach my $gradingmechanism ('attendance','personnel','specific') {
7623: if ($env{'form.gradingmechanism'} eq $gradingmechanism) {
7624: $checked{$gradingmechanism}="checked='checked'";
7625: }
7626: }
7627:
7628: my $upload=&mt("Upload File");
7629: my $type=&mt("Type");
7630: my $attendance=&mt("Award points just for participation");
7631: my $personnel=&mt("Correctness determined from response by course personnel");
7632: my $specific=&mt("Correctness determined from response with clicker ID(s)");
7633: my $pcorrect=&mt("Percentage points for correct solution");
7634: my $pincorrect=&mt("Percentage points for incorrect solution");
7635: my $selectform=&Apache::loncommon::select_form($env{'form.upfiletype'},'upfiletype',
7636: ('iclicker' => 'i>clicker',
7637: 'interwrite' => 'interwrite PRS'));
7638: $symb = &Apache::lonenc::check_encrypt($symb);
7639: $result.=<<ENDUPFORM;
7640: <script type="text/javascript">
7641: function sanitycheck() {
7642: // Accept only integer percentages
7643: document.forms.gradesupload.pcorrect.value=Math.round(document.forms.gradesupload.pcorrect.value);
7644: document.forms.gradesupload.pincorrect.value=Math.round(document.forms.gradesupload.pincorrect.value);
7645: // Find out grading choice
7646: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7647: if (document.forms.gradesupload.gradingmechanism[i].checked) {
7648: gradingchoice=document.forms.gradesupload.gradingmechanism[i].value;
7649: }
7650: }
7651: // By default, new choice equals user selection
7652: newgradingchoice=gradingchoice;
7653: // Not good to give more points for false answers than correct ones
7654: if (Math.round(document.forms.gradesupload.pcorrect.value)<Math.round(document.forms.gradesupload.pincorrect.value)) {
7655: document.forms.gradesupload.pcorrect.value=document.forms.gradesupload.pincorrect.value;
7656: }
7657: // If new choice is attendance only, and old choice was correctness-based, restore defaults
7658: if ((gradingchoice=='attendance') && (document.forms.gradesupload.waschecked.value!='attendance')) {
7659: document.forms.gradesupload.pcorrect.value=100;
7660: document.forms.gradesupload.pincorrect.value=100;
7661: }
7662: // If the values are different, cannot be attendance only
7663: if ((Math.round(document.forms.gradesupload.pcorrect.value)!=Math.round(document.forms.gradesupload.pincorrect.value)) &&
7664: (gradingchoice=='attendance')) {
7665: newgradingchoice='personnel';
7666: }
7667: // Change grading choice to new one
7668: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7669: if (document.forms.gradesupload.gradingmechanism[i].value==newgradingchoice) {
7670: document.forms.gradesupload.gradingmechanism[i].checked=true;
7671: } else {
7672: document.forms.gradesupload.gradingmechanism[i].checked=false;
7673: }
7674: }
7675: // Remember the old state
7676: document.forms.gradesupload.waschecked.value=newgradingchoice;
7677: }
7678: </script>
7679: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
7680: <input type="hidden" name="symb" value="$symb" />
7681: <input type="hidden" name="command" value="processclickerfile" />
7682: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7683: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7684: <input type="file" name="upfile" size="50" />
7685: <br /><label>$type: $selectform</label>
7686: <br /><label><input type="radio" name="gradingmechanism" value="attendance" $checked{'attendance'} onClick="sanitycheck()" />$attendance </label>
7687: <br /><label><input type="radio" name="gradingmechanism" value="personnel" $checked{'personnel'} onClick="sanitycheck()" />$personnel</label>
7688: <br /><label><input type="radio" name="gradingmechanism" value="specific" $checked{'specific'} onClick="sanitycheck()" />$specific </label>
7689: <input type="text" name="specificid" value="$env{'form.specificid'}" size="20" />
7690: <input type="hidden" name="waschecked" value="$env{'form.gradingmechanism'}" />
7691: <br /><label>$pcorrect: <input type="text" name="pcorrect" size="4" value="$env{'form.pcorrect'}" onChange="sanitycheck()" /></label>
7692: <br /><label>$pincorrect: <input type="text" name="pincorrect" size="4" value="$env{'form.pincorrect'}" onChange="sanitycheck()" /></label>
7693: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
7694: </form>
7695: ENDUPFORM
7696: $result.='</td></tr></table>'."\n".
7697: '</td></tr></table><br /><br />'."\n";
7698: $result.=&show_grading_menu_form($symb);
7699: return $result;
7700: }
7701:
7702: sub process_clicker_file {
7703: my ($r)=@_;
7704: my ($symb)=&get_symb($r);
7705: if (!$symb) {return '';}
7706:
7707: my %Saveable_Parameters=&clicker_grading_parameters();
7708: &Apache::loncommon::store_course_settings('grades_clicker',
7709: \%Saveable_Parameters);
7710:
7711: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
7712: if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) {
7713: $result.='<span class="LC_error">'.&mt('You need to specify a clicker ID for the correct answer').'</span>';
7714: return $result.&show_grading_menu_form($symb);
7715: }
7716: my %clicker_ids=&gather_clicker_ids();
7717: my %correct_ids;
7718: if ($env{'form.gradingmechanism'} eq 'personnel') {
7719: %correct_ids=&gather_adv_clicker_ids();
7720: }
7721: if ($env{'form.gradingmechanism'} eq 'specific') {
7722: foreach my $correct_id (split(/[\s\,]/,$env{'form.specificid'})) {;
7723: $correct_id=~tr/a-z/A-Z/;
7724: $correct_id=~s/\s//gs;
7725: $correct_id=~s/^[\#0]+//;
7726: $correct_id=~s/[\-\:]//g;
7727: if ($correct_id) {
7728: $correct_ids{$correct_id}='specified';
7729: }
7730: }
7731: }
7732: if ($env{'form.gradingmechanism'} eq 'attendance') {
7733: $result.=&mt('Score based on attendance only');
7734: } else {
7735: my $number=0;
7736: $result.='<p><b>'.&mt('Correctness determined by the following IDs').'</b>';
7737: foreach my $id (sort(keys(%correct_ids))) {
7738: $result.='<br /><tt>'.$id.'</tt> - ';
7739: if ($correct_ids{$id} eq 'specified') {
7740: $result.=&mt('specified');
7741: } else {
7742: my ($uname,$udom)=split(/\:/,$correct_ids{$id});
7743: $result.=&Apache::loncommon::plainname($uname,$udom);
7744: }
7745: $number++;
7746: }
7747: $result.="</p>\n";
7748: if ($number==0) {
7749: $result.='<span class="LC_error">'.&mt('No IDs found to determine correct answer').'</span>';
7750: return $result.&show_grading_menu_form($symb);
7751: }
7752: }
7753: if (length($env{'form.upfile'}) < 2) {
7754: $result.=&mt('[_1] Error: [_2] The file you attempted to upload, [_3] contained no information. Please check that you entered the correct filename.',
7755: '<span class="LC_error">',
7756: '</span>',
7757: '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>');
7758: return $result.&show_grading_menu_form($symb);
7759: }
7760:
7761: # Were able to get all the info needed, now analyze the file
7762:
7763: $result.=&Apache::loncommon::studentbrowser_javascript();
7764: $symb = &Apache::lonenc::check_encrypt($symb);
7765: my $heading=&mt('Scanning clicker file');
7766: $result.=(<<ENDHEADER);
7767: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
7768: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
7769: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
7770: <form method="post" action="/adm/grades" name="clickeranalysis">
7771: <input type="hidden" name="symb" value="$symb" />
7772: <input type="hidden" name="command" value="assignclickergrades" />
7773: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7774: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7775: <input type="hidden" name="gradingmechanism" value="$env{'form.gradingmechanism'}" />
7776: <input type="hidden" name="pcorrect" value="$env{'form.pcorrect'}" />
7777: <input type="hidden" name="pincorrect" value="$env{'form.pincorrect'}" />
7778: ENDHEADER
7779: my %responses;
7780: my @questiontitles;
7781: my $errormsg='';
7782: my $number=0;
7783: if ($env{'form.upfiletype'} eq 'iclicker') {
7784: ($errormsg,$number)=&iclicker_eval(\@questiontitles,\%responses);
7785: }
7786: if ($env{'form.upfiletype'} eq 'interwrite') {
7787: ($errormsg,$number)=&interwrite_eval(\@questiontitles,\%responses);
7788: }
7789: $result.='<br />'.&mt('Found [_1] question(s)',$number).'<br />'.
7790: '<input type="hidden" name="number" value="'.$number.'" />'.
7791: &mt('Awarding [_1] percent for corrion(s)',$number).'<br />'.
7792: '<input type="hidden" name="number" value="'.$number.'" />'.
7793: &mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',
7794: $env{'form.pcorrect'},$env{'form.pincorrect'}).
7795: '<br />';
7796: # Remember Question Titles
7797: # FIXME: Possibly need delimiter other than ":"
7798: for (my $i=0;$i<$number;$i++) {
7799: $result.='<input type="hidden" name="question:'.$i.'" value="'.
7800: &HTML::Entities::encode($questiontitles[$i],'"&<>').'" />';
7801: }
7802: my $correct_count=0;
7803: my $student_count=0;
7804: my $unknown_count=0;
7805: # Match answers with usernames
7806: # FIXME: Possibly need delimiter other than ":"
7807: foreach my $id (keys(%responses)) {
7808: if ($correct_ids{$id}) {
7809: $result.="\n".'<input type="hidden" name="correct:'.$correct_count.':'.$correct_ids{$id}.'" value="'.$responses{$id}.'" />';
7810: $correct_count++;
7811: } elsif ($clicker_ids{$id}) {
7812: if ($clicker_ids{$id}=~/\,/) {
7813: # More than one user with the same clicker!
7814: $result.="\n<hr />".&mt('Clicker registered more than once').": <tt>".$id."</tt><br />";
7815: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7816: "<select name='multi".$id."'>";
7817: foreach my $reguser (sort(split(/\,/,$clicker_ids{$id}))) {
7818: $result.="<option value='".$reguser."'>".&Apache::loncommon::plainname(split(/\:/,$reguser)).' ('.$reguser.')</option>';
7819: }
7820: $result.='</select>';
7821: $unknown_count++;
7822: } else {
7823: # Good: found one and only one user with the right clicker
7824: $result.="\n".'<input type="hidden" name="student:'.$clicker_ids{$id}.'" value="'.$responses{$id}.'" />';
7825: $student_count++;
7826: }
7827: } else {
7828: $result.="\n<hr />".&mt('Unregistered Clicker')." <tt>".$id."</tt><br />";
7829: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7830: "\n".&mt("Username").": <input type='text' name='uname".$id."' /> ".
7831: "\n".&mt("Domain").": ".
7832: &Apache::loncommon::select_dom_form($env{'course.'.$env{'request.course.id'}.'.domain'},'udom'.$id).' '.
7833: &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id);
7834: $unknown_count++;
7835: }
7836: }
7837: $result.='<hr />'.
7838: &mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count);
7839: if ($env{'form.gradingmechanism'} ne 'attendance') {
7840: if ($correct_count==0) {
7841: $errormsg.="Found no correct answers answers for grading!";
7842: } elsif ($correct_count>1) {
7843: $result.='<br /><span class="LC_warning">'.&mt("Found [_1] entries for grading!",$correct_count).'</span>';
7844: }
7845: }
7846: if ($number<1) {
7847: $errormsg.="Found no questions.";
7848: }
7849: if ($errormsg) {
7850: $result.='<br /><span class="LC_error">'.&mt($errormsg).'</span>';
7851: } else {
7852: $result.='<br /><input type="submit" name="finalize" value="'.&mt('Finalize Grading').'" />';
7853: }
7854: $result.='</form></td></tr></table>'."\n".
7855: '</td></tr></table><br /><br />'."\n";
7856: return $result.&show_grading_menu_form($symb);
7857: }
7858:
7859: sub iclicker_eval {
7860: my ($questiontitles,$responses)=@_;
7861: my $number=0;
7862: my $errormsg='';
7863: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
7864: my %components=&Apache::loncommon::record_sep($line);
7865: my @entries=map {$components{$_}} (sort(keys(%components)));
7866: if ($entries[0] eq 'Question') {
7867: for (my $i=3;$i<$#entries;$i+=6) {
7868: $$questiontitles[$number]=$entries[$i];
7869: $number++;
7870: }
7871: }
7872: if ($entries[0]=~/^\#/) {
7873: my $id=$entries[0];
7874: my @idresponses;
7875: $id=~s/^[\#0]+//;
7876: for (my $i=0;$i<$number;$i++) {
7877: my $idx=3+$i*6;
7878: push(@idresponses,$entries[$idx]);
7879: }
7880: $$responses{$id}=join(',',@idresponses);
7881: }
7882: }
7883: return ($errormsg,$number);
7884: }
7885:
7886: sub interwrite_eval {
7887: my ($questiontitles,$responses)=@_;
7888: my $number=0;
7889: my $errormsg='';
7890: my $skipline=1;
7891: my $questionnumber=0;
7892: my %idresponses=();
7893: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
7894: my %components=&Apache::loncommon::record_sep($line);
7895: my @entries=map {$components{$_}} (sort(keys(%components)));
7896: if ($entries[1] eq 'Time') { $skipline=0; next; }
7897: if ($entries[1] eq 'Response') { $skipline=1; }
7898: next if $skipline;
7899: if ($entries[0]!=$questionnumber) {
7900: $questionnumber=$entries[0];
7901: $$questiontitles[$number]=&mt('Question [_1]',$questionnumber);
7902: $number++;
7903: }
7904: my $id=$entries[4];
7905: $id=~s/^[\#0]+//;
7906: $id=~s/^v\d*\://i;
7907: $id=~s/[\-\:]//g;
7908: $idresponses{$id}[$number]=$entries[6];
7909: }
7910: foreach my $id (keys %idresponses) {
7911: $$responses{$id}=join(',',@{$idresponses{$id}});
7912: $$responses{$id}=~s/^\s*\,//;
7913: }
7914: return ($errormsg,$number);
7915: }
7916:
7917: sub assign_clicker_grades {
7918: my ($r)=@_;
7919: my ($symb)=&get_symb($r);
7920: if (!$symb) {return '';}
7921: # See which part we are saving to
7922: my ($partlist,$handgrade,$responseType) = &response_type($symb);
7923: # FIXME: This should probably look for the first handgradeable part
7924: my $part=$$partlist[0];
7925: # Start screen output
7926: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
7927:
7928: my $heading=&mt('Assigning grades based on clicker file');
7929: $result.=(<<ENDHEADER);
7930: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
7931: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
7932: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
7933: ENDHEADER
7934: # Get correct result
7935: # FIXME: Possibly need delimiter other than ":"
7936: my @correct=();
7937: my $gradingmechanism=$env{'form.gradingmechanism'};
7938: my $number=$env{'form.number'};
7939: if ($gradingmechanism ne 'attendance') {
7940: foreach my $key (keys(%env)) {
7941: if ($key=~/^form\.correct\:/) {
7942: my @input=split(/\,/,$env{$key});
7943: for (my $i=0;$i<=$#input;$i++) {
7944: if (($correct[$i]) && ($input[$i]) &&
7945: ($correct[$i] ne $input[$i])) {
7946: $result.='<br /><span class="LC_warning">'.
7947: &mt('More than one correct result given for question "[_1]": [_2] versus [_3].',
7948: $env{'form.question:'.$i},$correct[$i],$input[$i]).'</span>';
7949: } elsif ($input[$i]) {
7950: $correct[$i]=$input[$i];
7951: }
7952: }
7953: }
7954: }
7955: for (my $i=0;$i<$number;$i++) {
7956: if (!$correct[$i]) {
7957: $result.='<br /><span class="LC_error">'.
7958: &mt('No correct result given for question "[_1]"!',
7959: $env{'form.question:'.$i}).'</span>';
7960: }
7961: }
7962: $result.='<br />'.&mt("Correct answer: [_1]",join(', ',map { ($_?$_:'-') } @correct));
7963: }
7964: # Start grading
7965: my $pcorrect=$env{'form.pcorrect'};
7966: my $pincorrect=$env{'form.pincorrect'};
7967: my $storecount=0;
7968: foreach my $key (keys(%env)) {
7969: my $user='';
7970: if ($key=~/^form\.student\:(.*)$/) {
7971: $user=$1;
7972: }
7973: if ($key=~/^form\.unknown\:(.*)$/) {
7974: my $id=$1;
7975: if (($env{'form.uname'.$id}) && ($env{'form.udom'.$id})) {
7976: $user=$env{'form.uname'.$id}.':'.$env{'form.udom'.$id};
7977: } elsif ($env{'form.multi'.$id}) {
7978: $user=$env{'form.multi'.$id};
7979: }
7980: }
7981: if ($user) {
7982: my @answer=split(/\,/,$env{$key});
7983: my $sum=0;
7984: for (my $i=0;$i<$number;$i++) {
7985: if ($answer[$i]) {
7986: if ($gradingmechanism eq 'attendance') {
7987: $sum+=$pcorrect;
7988: } else {
7989: if ($answer[$i] eq $correct[$i]) {
7990: $sum+=$pcorrect;
7991: } else {
7992: $sum+=$pincorrect;
7993: }
7994: }
7995: }
7996: }
7997: my $ave=$sum/(100*$number);
7998: # Store
7999: my ($username,$domain)=split(/\:/,$user);
8000: my %grades=();
8001: $grades{"resource.$part.solved"}='correct_by_override';
8002: $grades{"resource.$part.awarded"}=$ave;
8003: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
8004: my $returncode=&Apache::lonnet::cstore(\%grades,$symb,
8005: $env{'request.course.id'},
8006: $domain,$username);
8007: if ($returncode ne 'ok') {
8008: $result.="<br /><span class=\"LC_error\">Failed to save student $username:$domain. Message when trying to save was ($returncode)</span>";
8009: } else {
8010: $storecount++;
8011: }
8012: }
8013: }
8014: # We are done
8015: $result.='<br />'.&mt('Successfully stored grades for [_1] student(s).',$storecount).
8016: '</td></tr></table>'."\n".
8017: '</td></tr></table><br /><br />'."\n";
8018: return $result.&show_grading_menu_form($symb);
8019: }
8020:
8021: sub handler {
8022: my $request=$_[0];
8023: &reset_caches();
8024: if ($env{'browser.mathml'}) {
8025: &Apache::loncommon::content_type($request,'text/xml');
8026: } else {
8027: &Apache::loncommon::content_type($request,'text/html');
8028: }
8029: $request->send_http_header;
8030: return '' if $request->header_only;
8031: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
8032: my $symb=&get_symb($request,1);
8033: my @commands=&Apache::loncommon::get_env_multiple('form.command');
8034: my $command=$commands[0];
8035:
8036: if ($#commands > 0) {
8037: &Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
8038: }
8039:
8040:
8041: $request->print(&Apache::loncommon::start_page('Grading'));
8042: if ($symb eq '' && $command eq '') {
8043: if ($env{'user.adv'}) {
8044: if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
8045: ($env{'form.codethree'})) {
8046: my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
8047: $env{'form.codethree'};
8048: my ($tsymb,$tuname,$tudom,$tcrsid)=
8049: &Apache::lonnet::checkin($token);
8050: if ($tsymb) {
8051: my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
8052: if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
8053: $request->print(&Apache::lonnet::ssi_body('/res/'.$url,
8054: ('grade_username' => $tuname,
8055: 'grade_domain' => $tudom,
8056: 'grade_courseid' => $tcrsid,
8057: 'grade_symb' => $tsymb)));
8058: } else {
8059: $request->print('<h3>Not authorized: '.$token.'</h3>');
8060: }
8061: } else {
8062: $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
8063: }
8064: } else {
8065: $request->print(&Apache::lonxml::tokeninputfield());
8066: }
8067: }
8068: } else {
8069: &init_perm();
8070: if ($command eq 'submission' && $perm{'vgr'}) {
8071: ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
8072: } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
8073: &pickStudentPage($request);
8074: } elsif ($command eq 'displayPage' && $perm{'vgr'}) {
8075: &displayPage($request);
8076: } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
8077: &updateGradeByPage($request);
8078: } elsif ($command eq 'processGroup' && $perm{'vgr'}) {
8079: &processGroup($request);
8080: } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
8081: $request->print(&grading_menu($request));
8082: } elsif ($command eq 'submit_options' && $perm{'vgr'}) {
8083: $request->print(&submit_options($request));
8084: } elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
8085: $request->print(&viewgrades($request));
8086: } elsif ($command eq 'handgrade' && $perm{'mgr'}) {
8087: $request->print(&processHandGrade($request));
8088: } elsif ($command eq 'editgrades' && $perm{'mgr'}) {
8089: $request->print(&editgrades($request));
8090: } elsif ($command eq 'verify' && $perm{'vgr'}) {
8091: $request->print(&verifyreceipt($request));
8092: } elsif ($command eq 'processclicker' && $perm{'mgr'}) {
8093: $request->print(&process_clicker($request));
8094: } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) {
8095: $request->print(&process_clicker_file($request));
8096: } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) {
8097: $request->print(&assign_clicker_grades($request));
8098: } elsif ($command eq 'csvform' && $perm{'mgr'}) {
8099: $request->print(&upcsvScores_form($request));
8100: } elsif ($command eq 'csvupload' && $perm{'mgr'}) {
8101: $request->print(&csvupload($request));
8102: } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
8103: $request->print(&csvuploadmap($request));
8104: } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
8105: if ($env{'form.associate'} ne 'Reverse Association') {
8106: $request->print(&csvuploadoptions($request));
8107: } else {
8108: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
8109: $env{'form.upfile_associate'} = 'reverse';
8110: } else {
8111: $env{'form.upfile_associate'} = 'forward';
8112: }
8113: $request->print(&csvuploadmap($request));
8114: }
8115: } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
8116: $request->print(&csvuploadassign($request));
8117: } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
8118: $request->print(&scantron_selectphase($request));
8119: } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
8120: $request->print(&scantron_do_warning($request));
8121: } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
8122: $request->print(&scantron_validate_file($request));
8123: } elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
8124: $request->print(&scantron_process_students($request));
8125: } elsif ($command eq 'scantronupload' &&
8126: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8127: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8128: $request->print(&scantron_upload_scantron_data($request));
8129: } elsif ($command eq 'scantronupload_save' &&
8130: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8131: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8132: $request->print(&scantron_upload_scantron_data_save($request));
8133: } elsif ($command eq 'scantron_download' &&
8134: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
8135: $request->print(&scantron_download_scantron_data($request));
8136: } elsif ($command) {
8137: $request->print("Access Denied ($command)");
8138: }
8139: }
8140: $request->print(&Apache::loncommon::end_page());
8141: &reset_caches();
8142: return '';
8143: }
8144:
8145: 1;
8146:
8147: __END__;
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