Annotation of loncom/xml/scripttag.pm, revision 1.176
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.58 www 3: #
1.176 ! raeburn 4: # $Id: scripttag.pm,v 1.175 2016/07/01 19:59:25 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;
1.176 ! raeburn 33: use Apache::loncommon;
1.145 albertel 34: use Apache::lonlocal;
1.167 raeburn 35: use Apache::lonxml();
36: use Apache::londefdef();
1.145 albertel 37: use Apache::style();
1.1 albertel 38:
1.47 albertel 39: #Globals
40: # this used to pass around the standard callsub arguments to a tag func
41: # so xmlparse can reenter the inner_xmlparse loop.
42:
43: @Apache::scripttag::parser_env = ();
1.61 harris41 44: BEGIN {
1.62 albertel 45: &Apache::lonxml::register('Apache::scripttag',
46: ('script','scriptlib','parserlib','import',
1.163 www 47: 'window','windowlink','togglebox','display','storetc','physnet',
1.123 albertel 48: 'standalone','comment','num','parse','algebra',
1.86 albertel 49: 'LONCAPA_INTERNAL_TURN_STYLE_ON',
1.150 raeburn 50: 'LONCAPA_INTERNAL_TURN_STYLE_OFF'));
1.81 albertel 51: }
52:
53: sub start_LONCAPA_INTERNAL_TURN_STYLE_ON {
54: $Apache::lonxml::usestyle=1;
1.89 albertel 55: $Apache::lonxml::style_values='';
1.81 albertel 56: return ('','no');
57: }
58:
59: sub end_LONCAPA_INTERNAL_TURN_STYLE_ON {
1.91 albertel 60: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
61: my $end=&Apache::lonxml::get_param('end',$parstack,$safeeval);
62: if (defined($end)) {
63: &Apache::lonxml::end_tag($tagstack,$parstack,$token);
64: }
1.100 albertel 65: return ('','no');
66: }
67:
68: sub start_LONCAPA_INTERNAL_TURN_STYLE_OFF {
69: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
70: $Apache::lonxml::usestyle=0;
71: my $end=&Apache::lonxml::get_param('end',$parstack,$safeeval);
72: if (!$end) {
73: $Apache::lonxml::style_values=$$parstack[-1];
74: $Apache::lonxml::style_end_values=$$parstack[-1];
75: } else {
76: $Apache::lonxml::style_values=$Apache::lonxml::style_end_values;
77: $Apache::lonxml::style_end_values='';
78: }
79: return ('','no');
80: }
81:
82: sub end_LONCAPA_INTERNAL_TURN_STYLE_OFF {
1.86 albertel 83: return ('','no');
84: }
85:
1.1 albertel 86: sub start_script {
1.40 albertel 87: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.47 albertel 88: @Apache::scripttag::parser_env = @_;
1.24 albertel 89: my $result='';
1.39 albertel 90: my $type= &Apache::lonxml::get_param('type',$parstack,$safeeval);
91: &Apache::lonxml::debug("found type of $type");
1.17 albertel 92: if ($type eq "loncapa/perl") {
93: if ( $target eq "modified" ) {
1.103 albertel 94: $result=$token->[4].&Apache::edit::modifiedfield('/script',$parser);
1.54 albertel 95: } elsif ( $target eq 'web' || $target eq 'tex' ||
1.130 albertel 96: $target eq 'grade' || $target eq 'webgrade' ||
97: $target eq 'answer' || $target eq 'analyze' ) {
1.107 albertel 98: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.79 albertel 99: if (!$Apache::lonxml::default_homework_loaded) {
100: &Apache::lonxml::default_homework_load($safeeval);
101: }
102: &Apache::run::run($bodytext,$safeeval);
1.88 albertel 103: if (($target eq 'answer') &&
1.126 albertel 104: ($env{'form.answer_output_mode'} ne 'tex') &&
1.88 albertel 105: ($Apache::lonhomework::viewgrades == 'F')) {
1.79 albertel 106: $Apache::lonxml::evaluate--;
1.138 albertel 107: my (undef,undef,$udom,$uname)=&Apache::lonnet::whichuser();
1.140 albertel 108: $uname =~s/\W//g;
109: $udom =~s/\W//g;
1.145 albertel 110: my $function_name =
111: join('_','LONCAPA_scriptvars',$uname,$udom,
112: $env{'form.counter'},$Apache::lonxml::curdepth);
1.158 www 113: &Apache::lonxml::add_script_result(
1.159 www 114: &Apache::loncommon::modal_adhoc_window($function_name,500,500,
1.166 raeburn 115: '<pre style="background-color:#ffffff;">'.
116: &Apache::run::dump($target,$safeeval).'</pre>',
1.159 www 117: &mt('Script Vars'))."<br />");
1.79 albertel 118: }
1.28 albertel 119: } elsif ($target eq "edit" ) {
1.41 albertel 120: #&Apache::run::run($bodytext,$safeeval);
121: #$result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
1.173 golterma 122: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
123: $result=&Apache::edit::tag_start($target,$token,'Script');
124:
125: my $depth = $Apache::lonxml::curdepth;
126: $result.='<span id="LC_edit_problem_codemirror">';
1.176 ! raeburn 127: my $nocodemirror = &Apache::loncommon::nocodemirror();
! 128: unless ($nocodemirror) {
1.173 golterma 129: # only show button if codemirror activated
130: $result.='<input type="button" id="fitsize'.$depth.'" value="'.&mt("Dynamic size").
131: '" onclick="autosize(\''.$depth.'\')" />';
132: }
133: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4).'</span>';
134:
1.176 ! raeburn 135: unless ($nocodemirror) {
1.173 golterma 136: $result.='<script type="text/javascript">
137: var cm'.$depth.' = CodeMirror.fromTextArea(document.getElementById("homework_edit_'.$depth.'"),
138: {
139: mode: "perl",
140: lineWrapping: true,
141: lineNumbers: true,
142: tabSize: 4,
143: indentUnit: 4,
144: autoCloseBrackets: true,
145: styleActiveLine: true,
146:
147: extraKeys: {
148: "Tab": "indentMore",
149: "Shift-Tab": "indentLess"
150: }
151: });
152: if(sessionStorage.getItem("autosized_'.$depth.'") != null) {
153: document.getElementById("fitsize'.$depth.'").value = "'.&mt("Fixed size").'";
154: cm'.$depth.'.setSize("","auto");
155: }
156: </script>';
157: }
158:
159:
1.107 albertel 160: } elsif ($target eq 'meta') {
161: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.17 albertel 162: }
163: } else {
1.108 matthew 164: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/script",$parser);
1.144 albertel 165: if ($target ne "meta" && $target ne 'tex' && $target ne 'answer') {
1.112 albertel 166: $result = $token->[4];
167: $result.=$bodytext;
1.168 raeburn 168: my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
169: my $url=&Apache::lonnet::hreflocation('',$env{'request.filename'});
170: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
171: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
172: if ($src ne '') {
173: if ($src !~ m{^(/|https?://)}) {
174: my $cleanhref = &Apache::londefdef::clean_docs_httpref($src,$url,$cdom,$cnum);
175: if ($cleanhref) {
176: &Apache::lonxml::extlink($cleanhref);
1.167 raeburn 177: }
1.168 raeburn 178: }
179: } elsif (($type eq 'text/javascript') && ($bodytext ne '')) {
1.172 raeburn 180: if ($url =~ m{^\Q/uploaded/$cdom/$cnum/\E(docs|supplemental)/}) {
1.171 raeburn 181: if ($bodytext =~ m{\.addMediaSrc\((["'])((?!\1).)+\1\);}) {
1.170 raeburn 182: my $quote = $1;
183: if ($bodytext =~ m{\Q.addMediaSrc($quote\E([^$quote]+)\Q$quote)\E}) {
184: my $fname = $1;
185: my $cleanhref =
186: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
187: if ($cleanhref) {
188: &Apache::lonxml::extlink($cleanhref);
189: }
190: }
191: }
1.168 raeburn 192: if ($bodytext =~ m{\.set\w+(Src|Swf)\(["']}i) {
193: my @srcs = split(/\.set/,$bodytext);
194: if (scalar(@srcs) > 1) {
195: foreach my $item (@srcs) {
196: if ($item =~ m{^(FlashPlayerSwf|MediaSrc|XMPSrc|ConfigurationSrc|PosterImageSrc)\((['"])(?:(?!\2).)+\2\)}is) {
197: my $srctype = $1;
198: my $quote = $2;
199: my ($fname) = ($item =~ m{^\Q$srctype($quote\E([^$quote]+)\Q$quote)\E});
1.169 raeburn 200: my $cleanhref =
201: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
1.168 raeburn 202: if ($cleanhref) {
203: &Apache::lonxml::extlink($cleanhref);
1.169 raeburn 204: if ($srctype eq 'ConfigurationSrc') {
205: if ($cleanhref =~ m{^(.+/)configuration_express\.xml$}) {
206: #
207: # Camtasia 8.1: express_show/spritesheet.png needed, and included in zip archive.
208: # Not referenced directly in <main>.html or <main>_player.html files,
209: # so call lonxml::extlink() here to include httpref for the uploaded file.
210: # (where <main> is name user gave to file/archive).
211: #
212:
213: my $spritesheet = $1.'express_show/spritesheet.png';
214: if (&Apache::lonnet::repcopy_userfile($spritesheet) eq 'ok') {
215: &Apache::lonxml::extlink($spritesheet);
216: }
217: }
1.170 raeburn 218: #
219: # Camtasia 8.4: express_show/spritesheet.min.css needed, and included in zip archive.
220: # Not referenced directly in <main>.html or <main>_player.html files,
221: # so call lonxml::extlink() here to include httpref for the uploaded file.
222: # (where <main> is name user gave to file/archive).
223: #
224: my $spritesheet_css = $1.'express_show/spritesheet.min.css';
225: if (&Apache::lonnet::repcopy_userfile($spritesheet_css) eq 'ok') {
226: &Apache::lonxml::extlink($spritesheet_css);
227: }
1.169 raeburn 228: } elsif ($srctype eq 'PosterImageSrc') {
229: if ($fname =~ m{^(.+)_First_Frame\.png$}) {
230: my $prefix = $1;
231: my ($path) = ($cleanhref =~ m{^(.+/)\Q$fname\E});
232: #
233: # Camtasia 8.1: <main>_Thumbnails.png needed, and included in zip archive.
234: # Not referenced directly in <main>.html or <main>_player.html files,
235: # so call lonxml::extlink() here to include httpref for the uploaded file
236: # (where <main> is name user gave to file/archive).
237: #
238: my $thumbnail = $path.$prefix.'_Thumbnails.png';
239: if (&Apache::lonnet::repcopy_userfile($thumbnail) eq 'ok') {
240: &Apache::lonxml::extlink($thumbnail);
241: }
242: }
243: }
1.167 raeburn 244: }
245: }
1.165 raeburn 246: }
247: }
248: }
1.170 raeburn 249: if ($bodytext =~ /\(document,\s*(['"])script\1,\s*\[([^\]]+)\]\);/s) {
250: my $scriptslist = $2;
251: my @srcs = split(/\s*,\s*/,$scriptslist);
252: foreach my $src (@srcs) {
253: if ($src =~ /(["'])(?:(?!\1).)+\.js\1/) {
254: my $quote = $1;
255: my ($fname) = ($src =~ m/\Q$quote\E([^$quote]+)\Q$quote\E/);
256: my $cleanhref =
257: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
258: if ($cleanhref) {
259: &Apache::lonxml::extlink($cleanhref);
260: }
261: }
262: }
263: }
1.171 raeburn 264: if ($bodytext =~ m{loadScript\(\s*(['"])((?:(?!\1).)+\.js)\1,\s*function}is) {
265: my $fname = $2;
266: if ($fname) {
267: my $cleanhref =
268: &Apache::londefdef::clean_docs_httpref($fname,$url,$cdom,$cnum);
269: if ($cleanhref) {
270: &Apache::lonxml::extlink($cleanhref);
271: }
272: }
273: }
1.165 raeburn 274: }
275: }
1.112 albertel 276: }
1.13 albertel 277: }
1.24 albertel 278: return $result;
1.17 albertel 279: }
1.13 albertel 280:
1.17 albertel 281: sub end_script {
1.40 albertel 282: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.28 albertel 283: if ( $target eq "meta" ) { return ''; }
1.39 albertel 284: my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
1.29 albertel 285: my $result='';
286: #other script blocks need to survive
1.115 albertel 287: if ($type ne "loncapa/perl" && $target ne 'tex') {
1.53 albertel 288: return $token->[2];
289: } elsif ($target eq 'edit' ) {
290: return &Apache::edit::end_table();
1.78 albertel 291: } elsif ($target eq 'answer') {
1.53 albertel 292: $Apache::lonxml::evaluate++;
293: }
1.28 albertel 294: return '';
1.24 albertel 295: }
296:
297: sub start_display {
1.40 albertel 298: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.119 albertel 299: @Apache::scripttag::parser_env = @_;
1.48 albertel 300: my $result;
1.39 albertel 301:
1.24 albertel 302: if ( $target eq "modified" ) {
1.103 albertel 303: $result=$token->[4].&Apache::edit::modifiedfield("/display",$parser);
1.54 albertel 304: } elsif ( $target eq 'web' || $target eq 'tex' ||
1.130 albertel 305: $target eq 'grade' || $target eq 'webgrade' ||
306: $target eq 'answer' || $target eq 'analyze') {
1.107 albertel 307: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/display",$parser);
1.80 albertel 308: if (!$Apache::lonxml::default_homework_loaded) {
309: &Apache::lonxml::default_homework_load($safeeval);
310: }
311: $result=&Apache::run::run($bodytext,$safeeval);
312: if ($target eq 'grade' || $target eq 'answer' ||
313: $target eq 'analyze') {
1.114 albertel 314: # grade/answer/analyxe should produce no output but if we
315: # are redirecting, the redirecter should know what to do
316: # with the output
317: if (!$Apache::lonxml::redirection) { $result=''; }
1.80 albertel 318: }
1.101 albertel 319: $Apache::lonxml::post_evaluate=0;
1.48 albertel 320: } elsif ($target eq "edit" ) {
1.110 albertel 321: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/display",$parser);
1.48 albertel 322: #$result =
323: # "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
324: #$result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
325: $result=&Apache::edit::tag_start($target,$token,'Script With Display');
1.77 albertel 326: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,1)
1.107 albertel 327: } elsif ($target eq 'meta') {
328: my $bodytext=&Apache::lonxml::get_all_text_unbalanced("/display",$parser);
1.24 albertel 329: }
330: return $result;
331: }
332:
333: sub end_display {
1.48 albertel 334: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
335: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
336: return '';
1.1 albertel 337: }
1.3 albertel 338:
339: sub start_scriptlib {
1.40 albertel 340: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 341: my $bodytext;
342: my $result ='';
343: my $error='';
344:
1.106 albertel 345: if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
346: $target eq 'meta' || $target eq 'edit' || $target eq 'answer' ||
1.137 albertel 347: $target eq 'analyze' || $target eq 'webgrade') {
1.37 albertel 348: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
349: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
350: $$parstack[$#$parstack]);
351: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
352: $bodytext);
353: my $script=&Apache::lonnet::getfile($location);
354: if ($script == -1) {
355: if ($target eq 'edit') {
1.145 albertel 356: $error='</tr><tr><td>'.&mt('Errors').'</td><td colspan="2"><b>'.&mt(' Unable to find [_1]','<span class="LC_filename">'.$location.'</span>').'</b></td>'."\n";
1.37 albertel 357: } else {
358: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
359: return "";
360: }
361: }
362: &Apache::run::run($script,$safeeval);
363: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.18 albertel 364: }
1.13 albertel 365: if ($target eq "edit" ) {
1.37 albertel 366: $result=
1.49 albertel 367: &Apache::edit::tag_start($target,$token,'New Script Functions').
1.83 matthew 368: &Apache::edit::editline($token->[1],$bodytext,'scriptlib',40).
1.175 raeburn 369: &Apache::edit::browse_or_search(undef,'textnode').
1.49 albertel 370: $error.'</td></tr>'.
371: &Apache::edit::end_table();
1.37 albertel 372: }
373: if ($target eq "modified" ) {
1.103 albertel 374: $result=$token->[4].&Apache::edit::modifiedfield("/scriptlib",$parser);
1.3 albertel 375: }
376: return $result;
377: }
378:
1.37 albertel 379: sub end_scriptlib {
1.40 albertel 380: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 381: my @result;
382: if ($target eq "edit" ) { $result[1]='no'; }
383: return @result;
1.37 albertel 384: }
1.4 albertel 385:
386: sub start_parserlib {
1.40 albertel 387: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 388: my $bodytext;
1.7 albertel 389: my $result ="";
1.37 albertel 390: my $error='';
1.106 albertel 391: if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
392: $target eq 'meta' || $target eq 'edit' || $target eq 'answer' ||
1.137 albertel 393: $target eq 'analyze' || $target eq 'webgrade') {
1.37 albertel 394: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
395: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
396: $$parstack[$#$parstack]);
397: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
398: $bodytext);
399: my $styletext=&Apache::lonnet::getfile($location);
400: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
401: if ($styletext == -1) {
402: if ($target eq 'edit') {
403: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
404: } else {
405: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
406: return "";
407: }
408: }
409: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.18 albertel 410: }
1.13 albertel 411: if ($target eq "edit" ) {
1.37 albertel 412: $result=
1.49 albertel 413: &Apache::edit::tag_start($target,$token,'New Tag Definitions').
1.68 albertel 414: &Apache::edit::editline($token->[1],$bodytext,'',40).
1.49 albertel 415: $error.'</td></tr>'.
416: &Apache::edit::end_table();
1.37 albertel 417: }
418: if ($target eq "modified" ) {
1.103 albertel 419: $result=$token->[4].&Apache::edit::modifiedfield("/parserlib",$parser);
1.7 albertel 420: }
421: return $result;
1.4 albertel 422: }
423:
424: sub end_parserlib {
1.40 albertel 425: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 426: my @result;
427: if ($target eq "edit" ) { $result[1]='no'; }
428: return @result;
1.6 albertel 429: }
430:
1.30 sakharuk 431: sub start_window {
1.105 albertel 432: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
433: my $result = '';
1.137 albertel 434: if ($target eq 'web' || $target eq 'webgrade') {
1.105 albertel 435: &Apache::lonxml::startredirection;
436: } elsif ($target eq 'tex') {
1.164 www 437: my $printtext=&Apache::lonxml::get_param('printtext',$parstack,$safeeval);
438: if ($printtext=~/\w/) {
439: # If printtext is given, do not output any intervening information
440: &Apache::lonxml::startredirection;
441: } else {
442: $result = '\unskip\footnote{';
443: }
1.105 albertel 444: } elsif ($target eq 'edit') {
445: $result.=&Apache::edit::tag_start($target,$token);
446: $result.=&Apache::edit::text_arg('Text of Link:','linktext',$token,70);
1.131 albertel 447: $result.=&Apache::edit::text_arg('Height:','height',$token,5);
448: $result.=&Apache::edit::text_arg('Width:','width',$token,5);
1.164 www 449: $result.=&Apache::edit::text_arg('Printed text (optional):','printtext',$token,20);
1.105 albertel 450: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
451: } elsif ($target eq 'modified') {
452: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.129 raeburn 453: $safeeval,'linktext',
1.161 www 454: 'width','height');
1.105 albertel 455: if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
456: }
457: return $result;
1.19 sakharuk 458: }
459:
1.30 sakharuk 460: sub end_window {
1.40 albertel 461: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 462: my $result;
1.137 albertel 463: if ($target eq 'web' || $target eq 'webgrade') {
1.34 albertel 464: my $output=&Apache::lonxml::endredirection;
1.92 albertel 465: my $linktext= &Apache::lonxml::get_param('linktext',$parstack,$safeeval);
466: if (!$linktext) { $linktext='<sup>*</sup>'; }
467: my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval);
468: if (!$width) { $width='500'; }
469: my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval);
470: if (!$height) { $height='200'; }
1.160 www 471: $result=&Apache::loncommon::modal_adhoc_window
472: ("LONCAPA_newwindow_$Apache::lonxml::curdepth",$width,$height,$output,$linktext);
1.35 sakharuk 473: } elsif ($target eq 'tex') {
1.164 www 474: my $printtext=&Apache::lonxml::get_param('printtext',$parstack,$safeeval);
475: if ($printtext=~/\w/) {
476: # If a "printtext" is given, proceed to retrieve all intervening information and trash it
477: my $output=&Apache::lonxml::endredirection;
478: # Use printtext instead
479: $result=$printtext;
480: } else {
481: $result='}';
482: }
1.30 sakharuk 483: } else {
1.35 sakharuk 484: $result = '';
1.30 sakharuk 485: }
1.20 sakharuk 486: return $result;
1.19 sakharuk 487: }
488:
1.161 www 489:
1.163 www 490: sub start_windowlink {
491: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
492: my $result = '';
493: if ($target eq 'web' || $target eq 'webgrade') {
494: &Apache::lonxml::startredirection;
495: } elsif ($target eq 'edit') {
496: $result.=&Apache::edit::tag_start($target,$token);
497: $result.=&Apache::edit::text_arg('Link:','href',$token,70);
498: $result.=&Apache::edit::text_arg('Height:','height',$token,5);
499: $result.=&Apache::edit::text_arg('Width:','width',$token,5);
500: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
501: } elsif ($target eq 'modified') {
502: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
503: $safeeval,'href',
504: 'width','height');
505: if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
506: }
507: return $result;
508: }
509:
510: sub end_windowlink {
511: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
512: my $result;
513: if ($target eq 'web' || $target eq 'webgrade') {
514: my $output=&Apache::lonxml::endredirection;
515: my $href= &Apache::lonxml::get_param('href',$parstack,$safeeval);
516: if (!$href) { $href='/adm/rat/empty.html'; }
517: my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval);
518: if (!$width) { $width='500'; }
519: my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval);
520: if (!$height) { $height='200'; }
521: $result=&Apache::loncommon::modal_link($href,$output,$width,$height);
522: } else {
523: $result = '';
524: }
525: return $result;
526: }
527:
528:
1.161 www 529: sub start_togglebox {
530: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
531: my $result = '';
532: if ($target eq 'web' || $target eq 'webgrade') {
533: my $id="LONCAPA_togglebox_$Apache::lonxml::curdepth";
534: my $heading=&Apache::lonxml::get_param('heading',$parstack,$safeeval);
535: unless ($heading) { $heading=''; } else { $heading.=' '; }
536: my $showtext=&Apache::lonxml::get_param('showtext',$parstack,$safeeval);
537: my $hidetext=&Apache::lonxml::get_param('hidetext',$parstack,$safeeval);
538: my $headerbg=&Apache::lonxml::get_param('headerbg',$parstack,$safeeval);
1.162 www 539: $result=&Apache::loncommon::start_togglebox($id,$heading,$headerbg,$hidetext,$showtext);
1.161 www 540: } elsif ($target eq 'tex') {
541: my $heading=&Apache::lonxml::get_param('heading',$parstack,$safeeval);
542: unless ($heading) { $heading=''; } else { $heading.=' '; }
543: $result = "\n\n".'\fbox{{\bf '.$heading.'} \qquad '."\n";
544: } elsif ($target eq 'edit') {
545: $result.=&Apache::edit::tag_start($target,$token);
546: $result.=&Apache::edit::text_arg('Heading:','heading',$token,70);
547: $result.=&Apache::edit::text_arg('Header Background:','headerbg',$token,7);
548: $result.=&Apache::edit::text_arg('Show text:','showtext',$token,10);
549: $result.=&Apache::edit::text_arg('Hide text:','hidetext',$token,10);
550: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
551: } elsif ($target eq 'modified') {
552: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
553: $safeeval,'heading',
554: 'showtext','hidetext',
555: 'headerbg','textbg');
556: if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
557: }
558: return $result;
559: }
560:
561: sub end_togglebox {
562: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
563: my $result;
564: if ($target eq 'web' || $target eq 'webgrade') {
1.162 www 565: $result=&Apache::loncommon::end_togglebox();
1.161 www 566: } elsif ($target eq 'tex') {
567: $result = "}\n\n";
568: } else {
569: $result = '';
570: }
571: return $result;
572: }
573:
574:
575:
1.6 albertel 576: sub start_import {
1.40 albertel 577: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 578: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 579: my $result ="";
1.13 albertel 580:
1.153 www 581: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.14 albertel 582:
1.135 albertel 583: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade'
584: || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze' ) {
1.46 albertel 585: # FIXME this probably needs to be smart about construction vs.
586: # non construction space.
587: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
588: my $file=&Apache::lonnet::getfile($location);
589: if ($file == -1) {
590: &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
591: return "";
592: }
1.153 www 593: my $importmode=&Apache::lonxml::get_param('importmode',$parstack,$safeeval);
1.154 www 594: if (($importmode eq 'problem') || ($importmode eq 'part')) {
595: # We are using import to import published problems
596: if (($importmode eq 'problem') || ($file=~/<part[^<]*>/s)) {
597: # We explicitly don't want this to be a separate part or the problem already has parts
598: $file=~s/^\s*<problem>/<library>/s;
599: $file=~s/<\/problem>\s*$/<\/library>/s;
600: } else {
601: # We want this to be a separate part, but it currently is not
1.155 www 602: $file=~s/^\s*<problem>/<library><part>/s;
1.154 www 603: $file=~s/<\/problem>\s*$/<\/part><\/library>/s;
604: }
1.153 www 605: }
1.46 albertel 606: my $dir=$location;
607: $dir=~s:/[^/]*$::;
608: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
1.142 albertel 609: my $id= &Apache::lonxml::get_id($parstack,$safeeval);
1.57 albertel 610: if (!$id) { $id=$Apache::lonxml::curdepth; }
611: push(@Apache::inputtags::import,$id);
1.90 albertel 612: push(@Apache::inputtags::importlist,$id);
1.87 sakharuk 613:
1.144 albertel 614: &Apache::lonxml::newparser($parser,\$file,$dir);
1.87 sakharuk 615:
1.56 albertel 616: } elsif ($target eq "edit" ) {
1.46 albertel 617: $result.=&Apache::edit::tag_start($target,$token);
1.153 www 618: my $location=$token->[1];
619: $location=~s/^\s*//s;
620: $location=~s/\s*$//s;
1.175 raeburn 621: my $crsonly = join(',',(&Apache::loncommon::filecategorytypes('Problem'),
622: &Apache::loncommon::filecategorytypes('Library')));
1.153 www 623: $result.=&Apache::edit::editline($location,$bodytext,'',40);
1.175 raeburn 624: $result.=&Apache::edit::browse_or_search(undef,'textnode',undef,undef,$crsonly);
625: $result.= ' <span class="LC_nobreak"><label>'.&mt('Import as:').
1.153 www 626: '<select name="importmode_'.$Apache::lonxml::curdepth.'">';
1.154 www 627: my %options=&Apache::lonlocal::texthash('' => 'as standard library',
628: 'problem' => 'as problem',
629: 'part' => 'as problem part(s)');
630: foreach my $option (sort(keys(%options))) {
1.153 www 631: $result.='<option value="'.$option.'"';
632: if ($option eq &Apache::lonxml::get_param('importmode',$parstack,$safeeval)) {
633: $result.=' selected="selected"';
634: }
1.154 www 635: $result.='>'.$options{$option}.'</option>';
1.153 www 636: }
1.175 raeburn 637: $result.='</select></label></span>';
1.46 albertel 638: #FIXME this need to convert $bodytext to be a contruction space reference
639: #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
640: #$result.="Click<a href=\"$location\">here</a> to edit<br />"
1.56 albertel 641: } elsif ($target eq 'modified') {
1.153 www 642: &Apache::edit::get_new_args($token,$parstack,$safeeval,'importmode');
643: $result='<import id="'.$token->[2]{'id'}.'" importmode="'.$token->[2]{'importmode'}.'">';
644: $result.=&Apache::edit::modifiedfield("/import",$parser);
1.56 albertel 645: } elsif ($target eq 'meta') {
1.142 albertel 646: my $id= &Apache::lonxml::get_id($parstack,$safeeval);
1.57 albertel 647: $result.='<import part="'.$Apache::inputtags::part;
648: if ($id) {
649: $result.='" id="'.$id;
650: }
1.156 www 651: $result.='" importmode="'.$token->[2]{'importmode'}.'">';
1.56 albertel 652: $result.=$bodytext;
653: $result.='</import>';
1.46 albertel 654: }
655: return $result;
1.6 albertel 656: }
657:
658: sub end_import {
1.69 albertel 659: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.57 albertel 660: pop(@Apache::inputtags::import);
1.69 albertel 661: my $result;
1.120 albertel 662: if ($target eq 'edit' ) { $result=&Apache::edit::end_row.
663: &Apache::edit::end_table(); }
1.69 albertel 664: return $result;
1.1 albertel 665: }
1.42 sakharuk 666:
667: sub start_storetc {
1.43 albertel 668: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 669: my $result = '';
670: &Apache::lonxml::startredirection;
671: return $result;
672: }
673:
674: sub end_storetc {
1.43 albertel 675: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 676: my $result;
677: my $output=&Apache::lonxml::endredirection;
678: $output =~ s/\"/\"\;/g;
1.52 albertel 679: $result = '{\bf '.$output.'.}}\write\tcfile{\protect\tcpc{ '.$output.'.}{\the\value{relpage}}}';
680: return $result;
1.42 sakharuk 681: }
682:
683:
684: sub start_physnet {
1.45 sakharuk 685: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.174 raeburn 686: my $bodytext = '/res/adm/includes/physnet.sty';
1.45 sakharuk 687: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
688: my $cbistyletext=&Apache::lonnet::getfile($location);
1.42 sakharuk 689:
1.45 sakharuk 690: %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
1.174 raeburn 691: if (keys(%$style) && (($target eq 'web') || ($target eq 'tex'))) {
692: $$parser['-1']->unget_token($token);
693: }
1.59 albertel 694: # if ( defined($$style{'physnet'}) ) {
695: # &Apache::lonxml::newparser($parser,\$$style{'physnet'});
696: # }
1.45 sakharuk 697: return "";
698: }
1.42 sakharuk 699:
1.45 sakharuk 700: sub end_physnet {
1.47 albertel 701: return '';
1.42 sakharuk 702: }
1.62 albertel 703:
704: sub start_standalone {
705: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.75 albertel 706: my $result='';
1.137 albertel 707: if ($target eq 'web' || $target eq 'webgrade') {
1.126 albertel 708: if ( $env{'request.course.id'} ) {
1.133 albertel 709: my $inside = &Apache::lonxml::get_all_text("/standalone",$parser,$style);
1.75 albertel 710: } else {
711: $result='<table bgcolor="#E1E1E1" border="2"><tr><td>';
712: }
1.62 albertel 713: }
1.75 albertel 714: return $result;
1.62 albertel 715: }
716:
717: sub end_standalone {
1.75 albertel 718: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
719: my $result='';
1.137 albertel 720: if ($target eq 'web' || $target eq 'webgrade' ) {
1.126 albertel 721: if ( $env{'request.course.id'} ) {
1.75 albertel 722: } else {
723: $result='</td></tr></table>';
724: }
725: }
726: return $result;
1.74 albertel 727: }
728:
729: sub start_comment {
730: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
731: my $result='';
732: if ($target eq 'edit') {
733: $result=&Apache::edit::tag_start($target,$token);
1.133 albertel 734: my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser,$style);
1.77 albertel 735: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4)
1.74 albertel 736: } elsif ( $target eq 'modified') {
1.103 albertel 737: $result=$token->[4].&Apache::edit::modifiedfield("/comment",$parser);
1.137 albertel 738: } elsif ( $target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
739: $target eq 'answer' || $target eq 'meta' || $target eq 'analyze' ||
740: $target eq 'webgrade') {
1.74 albertel 741: #normally throw away comments
1.133 albertel 742: my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser,$style);
1.74 albertel 743: }
744: return $result;
745: }
746:
747: sub end_comment {
748: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
749: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
1.62 albertel 750: return '';
751: }
752:
1.42 sakharuk 753:
1.47 albertel 754: sub xmlparse {
755: my ($string) = @_;
1.111 albertel 756: &Apache::lonxml::debug("xmlparse recursion starting with $string");
1.113 albertel 757: # Apache::run::evaluate does an 'eval' on the name of the subroutine
758: # if it detects something that looks like a subroutine, this ends up calling
759: # things without any arguments and since perl is nice enough to pass
760: # along the default arguments when you don't explicitly say no arguments
761: # if you call &xmlparse, it gets &xmlparse passed as it argument.
762: # Same thing soccurs with &chemparse.
1.111 albertel 763: if ($string eq '&xmlparse') { return '&xmlparse'; }
1.113 albertel 764: if ($string eq '&chemparse') { return '&chemparse'; }
1.47 albertel 765: my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
766: @Apache::scripttag::parser_env;
767: my @parser;
768: &Apache::lonxml::newparser(\@parser,\$string);
1.132 albertel 769: &Apache::lonxml::startredirection();
1.47 albertel 770: my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
771: $parstack,\@parser,
772: $safeeval,$style);
1.132 albertel 773: $result.=&Apache::lonxml::endredirection();
1.122 albertel 774: &Apache::lonxml::debug("target is $target xmlparse recursion ending with $result");
1.47 albertel 775: return $result;
776: }
1.3 albertel 777:
1.122 albertel 778: sub start_num {
779: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
780: my $result = '';
781: my $inside = &Apache::lonxml::get_all_text_unbalanced("/num",$parser);
1.137 albertel 782: if ($target eq 'tex' || $target eq 'web' || $target eq 'webgrade') {
1.122 albertel 783: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
784: if (!$Apache::lonxml::default_homework_loaded) {
785: &Apache::lonxml::default_homework_load($safeeval);
786: }
787: @Apache::scripttag::parser_env = @_;
788: my $format=&Apache::lonxml::get_param('format',$parstack,$safeeval);
789: $result=&Apache::run::run("return &prettyprint(q\0$inside\0,q\0$format\0);",$safeeval);
790: }
791: return $result;
792: }
793:
794: sub end_num {
795: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
796: my $result = '';
797: return $result;
798: }
799:
800: sub start_parse {
801: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
802: my $result = '';
1.137 albertel 803: if ( $target eq 'web' || $target eq 'tex' ||
804: $target eq 'grade' || $target eq 'answer' ||
805: $target eq 'analyze'|| $target eq 'webgrade') {
1.122 albertel 806: my $inside = &Apache::lonxml::get_all_text_unbalanced("/parse",$parser);
807: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
808: if (!$Apache::lonxml::default_homework_loaded) {
809: &Apache::lonxml::default_homework_load($safeeval);
810: }
811: @Apache::scripttag::parser_env = @_;
812: $result=&Apache::run::run("return &xmlparse(q\0$inside\0);",$safeeval);
1.134 albertel 813: if ($target eq 'grade' || $target eq 'answer' ||
814: $target eq 'analyze') {
815: # grade/answer/analyxe should produce no output but if we
816: # are redirecting, the redirecter should know what to do
817: # with the output
818: if (!$Apache::lonxml::redirection) { $result=''; }
819: }
1.122 albertel 820: }
821: return $result;
822: }
823:
824: sub end_parse {
825: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
826: my $result = '';
827: return $result;
828: }
1.123 albertel 829:
830: sub start_algebra {
831: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
832: my $result = '';
1.137 albertel 833: if ( $target eq 'web' || $target eq 'tex' ||
834: $target eq 'grade' || $target eq 'answer' ||
835: $target eq 'analyze' || $target eq 'webgrade') {
1.123 albertel 836: my $inside = &Apache::lonxml::get_all_text_unbalanced("/algebra",$parser);
837: $inside = &Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
838: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.125 albertel 839: my $style=&Apache::lonxml::get_param('style',$parstack,$safeeval);
1.157 raeburn 840: $result=&Apache::lontexconvert::algebra($inside,$target,$style,$parstack,$safeeval);
1.123 albertel 841: }
842: $Apache::lonxml::post_evaluate=0;
843: }
844: return $result;
845: }
846:
847: sub end_algebra {
848: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
849: my $result = '';
850: return $result;
851: }
852:
1.1 albertel 853: 1;
854: __END__
1.149 jms 855:
856: =pod
857:
858: =head1 NAME
859:
860: Apache::scripttag.pm
861:
862: =head1 SYNOPSIS
863:
864: implements <script>, <scriptlib>, <parserlib>,
865: and <import>
866:
867: This is part of the LearningOnline Network with CAPA project
868: described at http://www.lon-capa.org.
869:
870: =cut
871:
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