Annotation of loncom/xml/scripttag.pm, revision 1.172.2.1
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.58 www 3: #
1.172.2.1! raeburn 4: # $Id: scripttag.pm,v 1.172 2014/08/25 00:20:19 raeburn Exp $
1.58 www 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: #
1.116 www 28:
1.47 albertel 29: package Apache::scripttag;
1.1 albertel 30:
31: use strict;
1.3 albertel 32: use Apache::lonnet;
1.145 albertel 33: use Apache::lonlocal;
1.167 raeburn 34: use Apache::lonxml();
35: use Apache::londefdef();
1.145 albertel 36: use Apache::style();
1.1 albertel 37:
1.47 albertel 38: #Globals
39: # this used to pass around the standard callsub arguments to a tag func
40: # so xmlparse can reenter the inner_xmlparse loop.
41:
42: @Apache::scripttag::parser_env = ();
1.61 harris41 43: BEGIN {
1.62 albertel 44: &Apache::lonxml::register('Apache::scripttag',
45: ('script','scriptlib','parserlib','import',
1.163 www 46: 'window','windowlink','togglebox','display','storetc','physnet',
1.123 albertel 47: 'standalone','comment','num','parse','algebra',
1.86 albertel 48: 'LONCAPA_INTERNAL_TURN_STYLE_ON',
1.150 raeburn 49: 'LONCAPA_INTERNAL_TURN_STYLE_OFF'));
1.81 albertel 50: }
51:
52: sub start_LONCAPA_INTERNAL_TURN_STYLE_ON {
53: $Apache::lonxml::usestyle=1;
1.89 albertel 54: $Apache::lonxml::style_values='';
1.81 albertel 55: return ('','no');
56: }
57:
58: sub end_LONCAPA_INTERNAL_TURN_STYLE_ON {
1.91 albertel 59: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
60: my $end=&Apache::lonxml::get_param('end',$parstack,$safeeval);
61: if (defined($end)) {
62: &Apache::lonxml::end_tag($tagstack,$parstack,$token);
63: }
1.100 albertel 64: return ('','no');
65: }
66:
67: sub start_LONCAPA_INTERNAL_TURN_STYLE_OFF {
68: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
69: $Apache::lonxml::usestyle=0;
70: my $end=&Apache::lonxml::get_param('end',$parstack,$safeeval);
71: if (!$end) {
72: $Apache::lonxml::style_values=$$parstack[-1];
73: $Apache::lonxml::style_end_values=$$parstack[-1];
74: } else {
75: $Apache::lonxml::style_values=$Apache::lonxml::style_end_values;
76: $Apache::lonxml::style_end_values='';
77: }
78: return ('','no');
79: }
80:
81: sub end_LONCAPA_INTERNAL_TURN_STYLE_OFF {
1.86 albertel 82: return ('','no');
83: }
84:
1.1 albertel 85: sub start_script {
1.40 albertel 86: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.47 albertel 87: @Apache::scripttag::parser_env = @_;
1.24 albertel 88: my $result='';
1.39 albertel 89: my $type= &Apache::lonxml::get_param('type',$parstack,$safeeval);
90: &Apache::lonxml::debug("found type of $type");
1.17 albertel 91: if ($type eq "loncapa/perl") {
92: if ( $target eq "modified" ) {
1.103 albertel 93: $result=$token->[4].&Apache::edit::modifiedfield('/script',$parser);
1.54 albertel 94: } elsif ( $target eq 'web' || $target eq 'tex' ||
1.130 albertel 95: $target eq 'grade' || $target eq 'webgrade' ||
96: $target eq 'answer' || $target eq 'analyze' ) {
1.107 albertel 97: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.79 albertel 98: if (!$Apache::lonxml::default_homework_loaded) {
99: &Apache::lonxml::default_homework_load($safeeval);
100: }
101: &Apache::run::run($bodytext,$safeeval);
1.88 albertel 102: if (($target eq 'answer') &&
1.126 albertel 103: ($env{'form.answer_output_mode'} ne 'tex') &&
1.88 albertel 104: ($Apache::lonhomework::viewgrades == 'F')) {
1.79 albertel 105: $Apache::lonxml::evaluate--;
1.138 albertel 106: my (undef,undef,$udom,$uname)=&Apache::lonnet::whichuser();
1.140 albertel 107: $uname =~s/\W//g;
108: $udom =~s/\W//g;
1.145 albertel 109: my $function_name =
110: join('_','LONCAPA_scriptvars',$uname,$udom,
111: $env{'form.counter'},$Apache::lonxml::curdepth);
1.158 www 112: &Apache::lonxml::add_script_result(
1.159 www 113: &Apache::loncommon::modal_adhoc_window($function_name,500,500,
1.166 raeburn 114: '<pre style="background-color:#ffffff;">'.
115: &Apache::run::dump($target,$safeeval).'</pre>',
1.159 www 116: &mt('Script Vars'))."<br />");
1.79 albertel 117: }
1.28 albertel 118: } elsif ($target eq "edit" ) {
1.41 albertel 119: #&Apache::run::run($bodytext,$safeeval);
120: #$result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
1.107 albertel 121: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.103 albertel 122: $result=&Apache::edit::tag_start($target,$token,'Script');
123: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4);
1.107 albertel 124: } elsif ($target eq 'meta') {
125: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.17 albertel 126: }
127: } else {
1.108 matthew 128: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.144 albertel 129: if ($target ne "meta" && $target ne 'tex' && $target ne 'answer') {
1.112 albertel 130: $result = $token->[4];
131: $result.=$bodytext;
1.168 raeburn 132: my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
133: my $url=&Apache::lonnet::hreflocation('',$env{'request.filename'});
134: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
135: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
136: if ($src ne '') {
137: if ($src !~ m{^(/|https?://)}) {
138: my $cleanhref = &Apache::londefdef::clean_docs_httpref($src,$url,$cdom,$cnum);
139: if ($cleanhref) {
140: &Apache::lonxml::extlink($cleanhref);
1.167 raeburn 141: }
1.168 raeburn 142: }
143: } elsif (($type eq 'text/javascript') && ($bodytext ne '')) {
1.172 raeburn 144: if ($url =~ m{^\Q/uploaded/$cdom/$cnum/\E(docs|supplemental)/}) {
1.171 raeburn 145: if ($bodytext =~ m{\.addMediaSrc\((["'])((?!\1).)+\1\);}) {
1.170 raeburn 146: my $quote = $1;
147: if ($bodytext =~ m{\Q.addMediaSrc($quote\E([^$quote]+)\Q$quote)\E}) {
148: my $fname = $1;
149: my $cleanhref =
150: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
151: if ($cleanhref) {
152: &Apache::lonxml::extlink($cleanhref);
153: }
154: }
155: }
1.168 raeburn 156: if ($bodytext =~ m{\.set\w+(Src|Swf)\(["']}i) {
157: my @srcs = split(/\.set/,$bodytext);
158: if (scalar(@srcs) > 1) {
159: foreach my $item (@srcs) {
160: if ($item =~ m{^(FlashPlayerSwf|MediaSrc|XMPSrc|ConfigurationSrc|PosterImageSrc)\((['"])(?:(?!\2).)+\2\)}is) {
161: my $srctype = $1;
162: my $quote = $2;
163: my ($fname) = ($item =~ m{^\Q$srctype($quote\E([^$quote]+)\Q$quote)\E});
1.169 raeburn 164: my $cleanhref =
165: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
1.168 raeburn 166: if ($cleanhref) {
167: &Apache::lonxml::extlink($cleanhref);
1.169 raeburn 168: if ($srctype eq 'ConfigurationSrc') {
169: if ($cleanhref =~ m{^(.+/)configuration_express\.xml$}) {
170: #
171: # Camtasia 8.1: express_show/spritesheet.png needed, and included in zip archive.
172: # Not referenced directly in <main>.html or <main>_player.html files,
173: # so call lonxml::extlink() here to include httpref for the uploaded file.
174: # (where <main> is name user gave to file/archive).
175: #
176:
177: my $spritesheet = $1.'express_show/spritesheet.png';
178: if (&Apache::lonnet::repcopy_userfile($spritesheet) eq 'ok') {
179: &Apache::lonxml::extlink($spritesheet);
180: }
181: }
1.170 raeburn 182: #
183: # Camtasia 8.4: express_show/spritesheet.min.css needed, and included in zip archive.
184: # Not referenced directly in <main>.html or <main>_player.html files,
185: # so call lonxml::extlink() here to include httpref for the uploaded file.
186: # (where <main> is name user gave to file/archive).
187: #
188: my $spritesheet_css = $1.'express_show/spritesheet.min.css';
189: if (&Apache::lonnet::repcopy_userfile($spritesheet_css) eq 'ok') {
190: &Apache::lonxml::extlink($spritesheet_css);
191: }
1.169 raeburn 192: } elsif ($srctype eq 'PosterImageSrc') {
193: if ($fname =~ m{^(.+)_First_Frame\.png$}) {
194: my $prefix = $1;
195: my ($path) = ($cleanhref =~ m{^(.+/)\Q$fname\E});
196: #
197: # Camtasia 8.1: <main>_Thumbnails.png needed, and included in zip archive.
198: # Not referenced directly in <main>.html or <main>_player.html files,
199: # so call lonxml::extlink() here to include httpref for the uploaded file
200: # (where <main> is name user gave to file/archive).
201: #
202: my $thumbnail = $path.$prefix.'_Thumbnails.png';
203: if (&Apache::lonnet::repcopy_userfile($thumbnail) eq 'ok') {
204: &Apache::lonxml::extlink($thumbnail);
205: }
206: }
207: }
1.167 raeburn 208: }
209: }
1.165 raeburn 210: }
211: }
212: }
1.170 raeburn 213: if ($bodytext =~ /\(document,\s*(['"])script\1,\s*\[([^\]]+)\]\);/s) {
214: my $scriptslist = $2;
215: my @srcs = split(/\s*,\s*/,$scriptslist);
216: foreach my $src (@srcs) {
217: if ($src =~ /(["'])(?:(?!\1).)+\.js\1/) {
218: my $quote = $1;
219: my ($fname) = ($src =~ m/\Q$quote\E([^$quote]+)\Q$quote\E/);
220: my $cleanhref =
221: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
222: if ($cleanhref) {
223: &Apache::lonxml::extlink($cleanhref);
224: }
225: }
226: }
227: }
1.171 raeburn 228: if ($bodytext =~ m{loadScript\(\s*(['"])((?:(?!\1).)+\.js)\1,\s*function}is) {
229: my $fname = $2;
230: if ($fname) {
231: my $cleanhref =
232: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
233: if ($cleanhref) {
234: &Apache::lonxml::extlink($cleanhref);
235: }
236: }
237: }
1.165 raeburn 238: }
239: }
1.112 albertel 240: }
1.13 albertel 241: }
1.24 albertel 242: return $result;
1.17 albertel 243: }
1.13 albertel 244:
1.17 albertel 245: sub end_script {
1.40 albertel 246: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.28 albertel 247: if ( $target eq "meta" ) { return ''; }
1.39 albertel 248: my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
1.29 albertel 249: my $result='';
250: #other script blocks need to survive
1.115 albertel 251: if ($type ne "loncapa/perl" && $target ne 'tex') {
1.53 albertel 252: return $token->[2];
253: } elsif ($target eq 'edit' ) {
254: return &Apache::edit::end_table();
1.78 albertel 255: } elsif ($target eq 'answer') {
1.53 albertel 256: $Apache::lonxml::evaluate++;
257: }
1.28 albertel 258: return '';
1.24 albertel 259: }
260:
261: sub start_display {
1.40 albertel 262: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.119 albertel 263: @Apache::scripttag::parser_env = @_;
1.48 albertel 264: my $result;
1.39 albertel 265:
1.24 albertel 266: if ( $target eq "modified" ) {
1.103 albertel 267: $result=$token->[4].&Apache::edit::modifiedfield("/display",$parser);
1.54 albertel 268: } elsif ( $target eq 'web' || $target eq 'tex' ||
1.130 albertel 269: $target eq 'grade' || $target eq 'webgrade' ||
270: $target eq 'answer' || $target eq 'analyze') {
1.107 albertel 271: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/display",$parser);
1.80 albertel 272: if (!$Apache::lonxml::default_homework_loaded) {
273: &Apache::lonxml::default_homework_load($safeeval);
274: }
275: $result=&Apache::run::run($bodytext,$safeeval);
276: if ($target eq 'grade' || $target eq 'answer' ||
277: $target eq 'analyze') {
1.114 albertel 278: # grade/answer/analyxe should produce no output but if we
279: # are redirecting, the redirecter should know what to do
280: # with the output
281: if (!$Apache::lonxml::redirection) { $result=''; }
1.80 albertel 282: }
1.101 albertel 283: $Apache::lonxml::post_evaluate=0;
1.48 albertel 284: } elsif ($target eq "edit" ) {
1.110 albertel 285: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/display",$parser);
1.48 albertel 286: #$result =
287: # "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
288: #$result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
289: $result=&Apache::edit::tag_start($target,$token,'Script With Display');
1.77 albertel 290: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,1)
1.107 albertel 291: } elsif ($target eq 'meta') {
292: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/display",$parser);
1.24 albertel 293: }
294: return $result;
295: }
296:
297: sub end_display {
1.48 albertel 298: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
299: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
300: return '';
1.1 albertel 301: }
1.3 albertel 302:
303: sub start_scriptlib {
1.40 albertel 304: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 305: my $bodytext;
306: my $result ='';
307: my $error='';
308:
1.106 albertel 309: if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
310: $target eq 'meta' || $target eq 'edit' || $target eq 'answer' ||
1.137 albertel 311: $target eq 'analyze' || $target eq 'webgrade') {
1.37 albertel 312: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
313: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
314: $$parstack[$#$parstack]);
315: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
316: $bodytext);
317: my $script=&Apache::lonnet::getfile($location);
318: if ($script == -1) {
319: if ($target eq 'edit') {
1.145 albertel 320: $error='</tr><tr><td>'.&mt('Errors').'</td><td colspan="2"><b>'.&mt(' Unable to find [_1]','<span class="LC_filename">'.$location.'</span>').'</b></td>'."\n";
1.37 albertel 321: } else {
322: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
323: return "";
324: }
325: }
326: &Apache::run::run($script,$safeeval);
327: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.18 albertel 328: }
1.13 albertel 329: if ($target eq "edit" ) {
1.37 albertel 330: $result=
1.49 albertel 331: &Apache::edit::tag_start($target,$token,'New Script Functions').
1.83 matthew 332: &Apache::edit::editline($token->[1],$bodytext,'scriptlib',40).
333: &Apache::edit::browse(undef,'textnode').
1.49 albertel 334: $error.'</td></tr>'.
335: &Apache::edit::end_table();
1.37 albertel 336: }
337: if ($target eq "modified" ) {
1.103 albertel 338: $result=$token->[4].&Apache::edit::modifiedfield("/scriptlib",$parser);
1.3 albertel 339: }
340: return $result;
341: }
342:
1.37 albertel 343: sub end_scriptlib {
1.40 albertel 344: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 345: my @result;
346: if ($target eq "edit" ) { $result[1]='no'; }
347: return @result;
1.37 albertel 348: }
1.4 albertel 349:
350: sub start_parserlib {
1.40 albertel 351: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 352: my $bodytext;
1.7 albertel 353: my $result ="";
1.37 albertel 354: my $error='';
1.106 albertel 355: if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
356: $target eq 'meta' || $target eq 'edit' || $target eq 'answer' ||
1.137 albertel 357: $target eq 'analyze' || $target eq 'webgrade') {
1.37 albertel 358: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
359: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
360: $$parstack[$#$parstack]);
361: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
362: $bodytext);
363: my $styletext=&Apache::lonnet::getfile($location);
364: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
365: if ($styletext == -1) {
366: if ($target eq 'edit') {
367: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
368: } else {
369: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
370: return "";
371: }
372: }
373: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.18 albertel 374: }
1.13 albertel 375: if ($target eq "edit" ) {
1.37 albertel 376: $result=
1.49 albertel 377: &Apache::edit::tag_start($target,$token,'New Tag Definitions').
1.68 albertel 378: &Apache::edit::editline($token->[1],$bodytext,'',40).
1.49 albertel 379: $error.'</td></tr>'.
380: &Apache::edit::end_table();
1.37 albertel 381: }
382: if ($target eq "modified" ) {
1.103 albertel 383: $result=$token->[4].&Apache::edit::modifiedfield("/parserlib",$parser);
1.7 albertel 384: }
385: return $result;
1.4 albertel 386: }
387:
388: sub end_parserlib {
1.40 albertel 389: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 390: my @result;
391: if ($target eq "edit" ) { $result[1]='no'; }
392: return @result;
1.6 albertel 393: }
394:
1.30 sakharuk 395: sub start_window {
1.105 albertel 396: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
397: my $result = '';
1.137 albertel 398: if ($target eq 'web' || $target eq 'webgrade') {
1.105 albertel 399: &Apache::lonxml::startredirection;
400: } elsif ($target eq 'tex') {
1.164 www 401: my $printtext=&Apache::lonxml::get_param('printtext',$parstack,$safeeval);
402: if ($printtext=~/\w/) {
403: # If printtext is given, do not output any intervening information
404: &Apache::lonxml::startredirection;
405: } else {
406: $result = '\unskip\footnote{';
407: }
1.105 albertel 408: } elsif ($target eq 'edit') {
409: $result.=&Apache::edit::tag_start($target,$token);
410: $result.=&Apache::edit::text_arg('Text of Link:','linktext',$token,70);
1.131 albertel 411: $result.=&Apache::edit::text_arg('Height:','height',$token,5);
412: $result.=&Apache::edit::text_arg('Width:','width',$token,5);
1.164 www 413: $result.=&Apache::edit::text_arg('Printed text (optional):','printtext',$token,20);
1.105 albertel 414: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
415: } elsif ($target eq 'modified') {
416: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.129 raeburn 417: $safeeval,'linktext',
1.161 www 418: 'width','height');
1.105 albertel 419: if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
420: }
421: return $result;
1.19 sakharuk 422: }
423:
1.30 sakharuk 424: sub end_window {
1.40 albertel 425: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 426: my $result;
1.137 albertel 427: if ($target eq 'web' || $target eq 'webgrade') {
1.34 albertel 428: my $output=&Apache::lonxml::endredirection;
1.92 albertel 429: my $linktext= &Apache::lonxml::get_param('linktext',$parstack,$safeeval);
430: if (!$linktext) { $linktext='<sup>*</sup>'; }
431: my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval);
432: if (!$width) { $width='500'; }
433: my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval);
434: if (!$height) { $height='200'; }
1.160 www 435: $result=&Apache::loncommon::modal_adhoc_window
436: ("LONCAPA_newwindow_$Apache::lonxml::curdepth",$width,$height,$output,$linktext);
1.35 sakharuk 437: } elsif ($target eq 'tex') {
1.164 www 438: my $printtext=&Apache::lonxml::get_param('printtext',$parstack,$safeeval);
439: if ($printtext=~/\w/) {
440: # If a "printtext" is given, proceed to retrieve all intervening information and trash it
441: my $output=&Apache::lonxml::endredirection;
442: # Use printtext instead
443: $result=$printtext;
444: } else {
445: $result='}';
446: }
1.30 sakharuk 447: } else {
1.35 sakharuk 448: $result = '';
1.30 sakharuk 449: }
1.20 sakharuk 450: return $result;
1.19 sakharuk 451: }
452:
1.161 www 453:
1.163 www 454: sub start_windowlink {
455: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
456: my $result = '';
457: if ($target eq 'web' || $target eq 'webgrade') {
458: &Apache::lonxml::startredirection;
459: } elsif ($target eq 'edit') {
460: $result.=&Apache::edit::tag_start($target,$token);
461: $result.=&Apache::edit::text_arg('Link:','href',$token,70);
462: $result.=&Apache::edit::text_arg('Height:','height',$token,5);
463: $result.=&Apache::edit::text_arg('Width:','width',$token,5);
464: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
465: } elsif ($target eq 'modified') {
466: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
467: $safeeval,'href',
468: 'width','height');
469: if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
470: }
471: return $result;
472: }
473:
474: sub end_windowlink {
475: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
476: my $result;
477: if ($target eq 'web' || $target eq 'webgrade') {
478: my $output=&Apache::lonxml::endredirection;
479: my $href= &Apache::lonxml::get_param('href',$parstack,$safeeval);
480: if (!$href) { $href='/adm/rat/empty.html'; }
481: my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval);
482: if (!$width) { $width='500'; }
483: my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval);
484: if (!$height) { $height='200'; }
485: $result=&Apache::loncommon::modal_link($href,$output,$width,$height);
486: } else {
487: $result = '';
488: }
489: return $result;
490: }
491:
492:
1.161 www 493: sub start_togglebox {
494: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
495: my $result = '';
496: if ($target eq 'web' || $target eq 'webgrade') {
497: my $id="LONCAPA_togglebox_$Apache::lonxml::curdepth";
498: my $heading=&Apache::lonxml::get_param('heading',$parstack,$safeeval);
499: unless ($heading) { $heading=''; } else { $heading.=' '; }
500: my $showtext=&Apache::lonxml::get_param('showtext',$parstack,$safeeval);
501: my $hidetext=&Apache::lonxml::get_param('hidetext',$parstack,$safeeval);
502: my $headerbg=&Apache::lonxml::get_param('headerbg',$parstack,$safeeval);
1.162 www 503: $result=&Apache::loncommon::start_togglebox($id,$heading,$headerbg,$hidetext,$showtext);
1.161 www 504: } elsif ($target eq 'tex') {
505: my $heading=&Apache::lonxml::get_param('heading',$parstack,$safeeval);
506: unless ($heading) { $heading=''; } else { $heading.=' '; }
507: $result = "\n\n".'\fbox{{\bf '.$heading.'} \qquad '."\n";
508: } elsif ($target eq 'edit') {
509: $result.=&Apache::edit::tag_start($target,$token);
510: $result.=&Apache::edit::text_arg('Heading:','heading',$token,70);
511: $result.=&Apache::edit::text_arg('Header Background:','headerbg',$token,7);
512: $result.=&Apache::edit::text_arg('Show text:','showtext',$token,10);
513: $result.=&Apache::edit::text_arg('Hide text:','hidetext',$token,10);
514: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
515: } elsif ($target eq 'modified') {
516: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
517: $safeeval,'heading',
518: 'showtext','hidetext',
519: 'headerbg','textbg');
520: if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
521: }
522: return $result;
523: }
524:
525: sub end_togglebox {
526: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
527: my $result;
528: if ($target eq 'web' || $target eq 'webgrade') {
1.162 www 529: $result=&Apache::loncommon::end_togglebox();
1.161 www 530: } elsif ($target eq 'tex') {
531: $result = "}\n\n";
532: } else {
533: $result = '';
534: }
535: return $result;
536: }
537:
538:
539:
1.6 albertel 540: sub start_import {
1.40 albertel 541: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 542: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 543: my $result ="";
1.13 albertel 544:
1.153 www 545: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.14 albertel 546:
1.135 albertel 547: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade'
548: || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze' ) {
1.46 albertel 549: # FIXME this probably needs to be smart about construction vs.
550: # non construction space.
551: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
552: my $file=&Apache::lonnet::getfile($location);
553: if ($file == -1) {
554: &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
555: return "";
556: }
1.153 www 557: my $importmode=&Apache::lonxml::get_param('importmode',$parstack,$safeeval);
1.154 www 558: if (($importmode eq 'problem') || ($importmode eq 'part')) {
559: # We are using import to import published problems
560: if (($importmode eq 'problem') || ($file=~/<part[^<]*>/s)) {
561: # We explicitly don't want this to be a separate part or the problem already has parts
562: $file=~s/^\s*<problem>/<library>/s;
563: $file=~s/<\/problem>\s*$/<\/library>/s;
564: } else {
565: # We want this to be a separate part, but it currently is not
1.155 www 566: $file=~s/^\s*<problem>/<library><part>/s;
1.154 www 567: $file=~s/<\/problem>\s*$/<\/part><\/library>/s;
568: }
1.153 www 569: }
1.46 albertel 570: my $dir=$location;
571: $dir=~s:/[^/]*$::;
572: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
1.142 albertel 573: my $id= &Apache::lonxml::get_id($parstack,$safeeval);
1.57 albertel 574: if (!$id) { $id=$Apache::lonxml::curdepth; }
575: push(@Apache::inputtags::import,$id);
1.90 albertel 576: push(@Apache::inputtags::importlist,$id);
1.87 sakharuk 577:
1.144 albertel 578: &Apache::lonxml::newparser($parser,\$file,$dir);
1.87 sakharuk 579:
1.56 albertel 580: } elsif ($target eq "edit" ) {
1.46 albertel 581: $result.=&Apache::edit::tag_start($target,$token);
1.153 www 582: my $location=$token->[1];
583: $location=~s/^\s*//s;
584: $location=~s/\s*$//s;
585: $result.=&Apache::edit::editline($location,$bodytext,'',40);
1.83 matthew 586: $result.=&Apache::edit::browse(undef,'textnode');
1.154 www 587: $result.= ' <label>'.&mt('Import as:').
1.153 www 588: '<select name="importmode_'.$Apache::lonxml::curdepth.'">';
1.154 www 589: my %options=&Apache::lonlocal::texthash('' => 'as standard library',
590: 'problem' => 'as problem',
591: 'part' => 'as problem part(s)');
592: foreach my $option (sort(keys(%options))) {
1.153 www 593: $result.='<option value="'.$option.'"';
594: if ($option eq &Apache::lonxml::get_param('importmode',$parstack,$safeeval)) {
595: $result.=' selected="selected"';
596: }
1.154 www 597: $result.='>'.$options{$option}.'</option>';
1.153 www 598: }
599: $result.='</select></label>';
1.46 albertel 600: #FIXME this need to convert $bodytext to be a contruction space reference
601: #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
602: #$result.="Click<a href=\"$location\">here</a> to edit<br />"
1.56 albertel 603: } elsif ($target eq 'modified') {
1.153 www 604: &Apache::edit::get_new_args($token,$parstack,$safeeval,'importmode');
605: $result='<import id="'.$token->[2]{'id'}.'" importmode="'.$token->[2]{'importmode'}.'">';
606: $result.=&Apache::edit::modifiedfield("/import",$parser);
1.56 albertel 607: } elsif ($target eq 'meta') {
1.142 albertel 608: my $id= &Apache::lonxml::get_id($parstack,$safeeval);
1.57 albertel 609: $result.='<import part="'.$Apache::inputtags::part;
610: if ($id) {
611: $result.='" id="'.$id;
612: }
1.156 www 613: $result.='" importmode="'.$token->[2]{'importmode'}.'">';
1.56 albertel 614: $result.=$bodytext;
615: $result.='</import>';
1.46 albertel 616: }
617: return $result;
1.6 albertel 618: }
619:
620: sub end_import {
1.69 albertel 621: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.57 albertel 622: pop(@Apache::inputtags::import);
1.69 albertel 623: my $result;
1.120 albertel 624: if ($target eq 'edit' ) { $result=&Apache::edit::end_row.
625: &Apache::edit::end_table(); }
1.69 albertel 626: return $result;
1.1 albertel 627: }
1.42 sakharuk 628:
629: sub start_storetc {
1.43 albertel 630: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 631: my $result = '';
632: &Apache::lonxml::startredirection;
633: return $result;
634: }
635:
636: sub end_storetc {
1.43 albertel 637: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 638: my $result;
639: my $output=&Apache::lonxml::endredirection;
640: $output =~ s/\"/\"\;/g;
1.52 albertel 641: $result = '{\bf '.$output.'.}}\write\tcfile{\protect\tcpc{ '.$output.'.}{\the\value{relpage}}}';
642: return $result;
1.42 sakharuk 643: }
644:
645:
646: sub start_physnet {
1.45 sakharuk 647: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.172.2.1! raeburn 648: my $bodytext = '/res/adm/includes/physnet.sty';
1.45 sakharuk 649: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
650: my $cbistyletext=&Apache::lonnet::getfile($location);
1.42 sakharuk 651:
1.45 sakharuk 652: %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
1.172.2.1! raeburn 653: if (keys(%$style) && (($target eq 'web') || ($target eq 'tex'))) {
! 654: $$parser['-1']->unget_token($token);
! 655: }
1.59 albertel 656: # if ( defined($$style{'physnet'}) ) {
657: # &Apache::lonxml::newparser($parser,\$$style{'physnet'});
658: # }
1.45 sakharuk 659: return "";
660: }
1.42 sakharuk 661:
1.45 sakharuk 662: sub end_physnet {
1.47 albertel 663: return '';
1.42 sakharuk 664: }
1.62 albertel 665:
666: sub start_standalone {
667: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.75 albertel 668: my $result='';
1.137 albertel 669: if ($target eq 'web' || $target eq 'webgrade') {
1.126 albertel 670: if ( $env{'request.course.id'} ) {
1.133 albertel 671: my $inside = &Apache::lonxml::get_all_text("/standalone",$parser,$style);
1.75 albertel 672: } else {
673: $result='<table bgcolor="#E1E1E1" border="2"><tr><td>';
674: }
1.62 albertel 675: }
1.75 albertel 676: return $result;
1.62 albertel 677: }
678:
679: sub end_standalone {
1.75 albertel 680: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
681: my $result='';
1.137 albertel 682: if ($target eq 'web' || $target eq 'webgrade' ) {
1.126 albertel 683: if ( $env{'request.course.id'} ) {
1.75 albertel 684: } else {
685: $result='</td></tr></table>';
686: }
687: }
688: return $result;
1.74 albertel 689: }
690:
691: sub start_comment {
692: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
693: my $result='';
694: if ($target eq 'edit') {
695: $result=&Apache::edit::tag_start($target,$token);
1.133 albertel 696: my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser,$style);
1.77 albertel 697: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4)
1.74 albertel 698: } elsif ( $target eq 'modified') {
1.103 albertel 699: $result=$token->[4].&Apache::edit::modifiedfield("/comment",$parser);
1.137 albertel 700: } elsif ( $target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
701: $target eq 'answer' || $target eq 'meta' || $target eq 'analyze' ||
702: $target eq 'webgrade') {
1.74 albertel 703: #normally throw away comments
1.133 albertel 704: my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser,$style);
1.74 albertel 705: }
706: return $result;
707: }
708:
709: sub end_comment {
710: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
711: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
1.62 albertel 712: return '';
713: }
714:
1.42 sakharuk 715:
1.47 albertel 716: sub xmlparse {
717: my ($string) = @_;
1.111 albertel 718: &Apache::lonxml::debug("xmlparse recursion starting with $string");
1.113 albertel 719: # Apache::run::evaluate does an 'eval' on the name of the subroutine
720: # if it detects something that looks like a subroutine, this ends up calling
721: # things without any arguments and since perl is nice enough to pass
722: # along the default arguments when you don't explicitly say no arguments
723: # if you call &xmlparse, it gets &xmlparse passed as it argument.
724: # Same thing soccurs with &chemparse.
1.111 albertel 725: if ($string eq '&xmlparse') { return '&xmlparse'; }
1.113 albertel 726: if ($string eq '&chemparse') { return '&chemparse'; }
1.47 albertel 727: my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
728: @Apache::scripttag::parser_env;
729: my @parser;
730: &Apache::lonxml::newparser(\@parser,\$string);
1.132 albertel 731: &Apache::lonxml::startredirection();
1.47 albertel 732: my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
733: $parstack,\@parser,
734: $safeeval,$style);
1.132 albertel 735: $result.=&Apache::lonxml::endredirection();
1.122 albertel 736: &Apache::lonxml::debug("target is $target xmlparse recursion ending with $result");
1.47 albertel 737: return $result;
738: }
1.3 albertel 739:
1.122 albertel 740: sub start_num {
741: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
742: my $result = '';
743: my $inside = &Apache::lonxml::get_all_text_unbalanced("/num",$parser);
1.137 albertel 744: if ($target eq 'tex' || $target eq 'web' || $target eq 'webgrade') {
1.122 albertel 745: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
746: if (!$Apache::lonxml::default_homework_loaded) {
747: &Apache::lonxml::default_homework_load($safeeval);
748: }
749: @Apache::scripttag::parser_env = @_;
750: my $format=&Apache::lonxml::get_param('format',$parstack,$safeeval);
751: $result=&Apache::run::run("return &prettyprint(q\0$inside\0,q\0$format\0);",$safeeval);
752: }
753: return $result;
754: }
755:
756: sub end_num {
757: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
758: my $result = '';
759: return $result;
760: }
761:
762: sub start_parse {
763: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
764: my $result = '';
1.137 albertel 765: if ( $target eq 'web' || $target eq 'tex' ||
766: $target eq 'grade' || $target eq 'answer' ||
767: $target eq 'analyze'|| $target eq 'webgrade') {
1.122 albertel 768: my $inside = &Apache::lonxml::get_all_text_unbalanced("/parse",$parser);
769: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
770: if (!$Apache::lonxml::default_homework_loaded) {
771: &Apache::lonxml::default_homework_load($safeeval);
772: }
773: @Apache::scripttag::parser_env = @_;
774: $result=&Apache::run::run("return &xmlparse(q\0$inside\0);",$safeeval);
1.134 albertel 775: if ($target eq 'grade' || $target eq 'answer' ||
776: $target eq 'analyze') {
777: # grade/answer/analyxe should produce no output but if we
778: # are redirecting, the redirecter should know what to do
779: # with the output
780: if (!$Apache::lonxml::redirection) { $result=''; }
781: }
1.122 albertel 782: }
783: return $result;
784: }
785:
786: sub end_parse {
787: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
788: my $result = '';
789: return $result;
790: }
1.123 albertel 791:
792: sub start_algebra {
793: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
794: my $result = '';
1.137 albertel 795: if ( $target eq 'web' || $target eq 'tex' ||
796: $target eq 'grade' || $target eq 'answer' ||
797: $target eq 'analyze' || $target eq 'webgrade') {
1.123 albertel 798: my $inside = &Apache::lonxml::get_all_text_unbalanced("/algebra",$parser);
799: $inside = &Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
800: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.125 albertel 801: my $style=&Apache::lonxml::get_param('style',$parstack,$safeeval);
1.157 raeburn 802: $result=&Apache::lontexconvert::algebra($inside,$target,$style,$parstack,$safeeval);
1.123 albertel 803: }
804: $Apache::lonxml::post_evaluate=0;
805: }
806: return $result;
807: }
808:
809: sub end_algebra {
810: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
811: my $result = '';
812: return $result;
813: }
814:
1.1 albertel 815: 1;
816: __END__
1.149 jms 817:
818: =pod
819:
820: =head1 NAME
821:
822: Apache::scripttag.pm
823:
824: =head1 SYNOPSIS
825:
826: implements <script>, <scriptlib>, <parserlib>,
827: and <import>
828:
829: This is part of the LearningOnline Network with CAPA project
830: described at http://www.lon-capa.org.
831:
832: =cut
833:
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