1: # LearningOnline Network with CAPA
2: # option list style responses
3: #
4: # $Id: optionresponse.pm,v 1.105 2004/03/25 16:55:16 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: package Apache::optionresponse;
29: use strict;
30: use Apache::response();
31: use Apache::lonlocal;
32:
33: BEGIN {
34: &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
35: }
36:
37: sub start_optionresponse {
38: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
39: my $result='';
40: #when in a option response use these
41: &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
42: push (@Apache::lonxml::namespace,'optionresponse');
43: my $id = &Apache::response::start_response($parstack,$safeeval);
44: %Apache::hint::option=();
45: undef(%Apache::response::foilnames);
46: if ($target eq 'edit') {
47: $result.=&Apache::edit::start_table($token).
48: "<tr><td>Multiple Option Response Question ".
49: &Apache::loncommon::help_open_topic('Option_Response_Problems')."</td><td>Delete:".
50: &Apache::edit::deletelist($target,$token)
51: ."</td><td> ".
52: &Apache::edit::end_row().
53: &Apache::edit::start_spanning_row().
54: "\n";
55: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
56: $token,'4').
57: &Apache::edit::select_arg('Randomize Foil Order','randomize',
58: ['yes','no'],$token).
59: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
60: } elsif ($target eq 'modified') {
61: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
62: $safeeval,'max','randomize');
63: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
64: } elsif ($target eq 'meta') {
65: $result=&Apache::response::meta_package_write('optionresponse');
66: } elsif ($target eq 'analyze') {
67: my $part_id="$Apache::inputtags::part.$id";
68: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
69: }
70: return $result;
71: }
72:
73: sub end_optionresponse {
74: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
75: &Apache::response::end_response;
76: pop @Apache::lonxml::namespace;
77: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
78: my $result;
79: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
80: undef(%Apache::response::foilnames);
81: return $result;
82: }
83:
84: %Apache::response::foilgroup=();
85: sub start_foilgroup {
86: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
87:
88: my $result='';
89: %Apache::response::foilgroup=();
90: $Apache::optionresponse::conceptgroup=0;
91: &Apache::response::setrandomnumber();
92: if ($target eq 'edit') {
93: my $optionlist="<option></option>\n";
94: my $option;
95: my @opt;
96: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
97: my $count=1;
98: foreach $option (@opt) {
99: $optionlist.="<option value=\"$count\">$option</option>\n";
100: $count++;
101: }
102: my $insertlist=&Apache::edit::insertlist($target,$token);
103: $result.=&Apache::edit::start_table($token);
104: $result.= (<<ENDTABLE);
105: <tr><td>Select Options</td>
106: <td>
107: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
108: </td>
109: <td>Delete an Option:
110: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
111: ENDTABLE
112: $result.= &Apache::edit::end_row();
113: $result.= &Apache::edit::start_spanning_row();
114: $result.= $insertlist.'<br />';
115: }
116: if ($target eq 'modified') {
117: my @options;
118: my $optchanged=0;
119: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
120: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
121: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
122: &Apache::lonxml::debug("Deleting :$delopt:");
123: splice(@options,$delopt-1,1);
124: $optchanged=1;
125: }
126: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
127: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
128: if ($options[0]) {
129: push(@options,$newopt);
130: } else {
131: $options[0]=$newopt;
132: }
133: $optchanged=1;
134: }
135: if ($optchanged) {
136: $result = "<foilgroup options=\"(";
137: foreach my $option (@options) {
138: $option=~s/\'/\\\'/g;
139: &Apache::lonxml::debug("adding option :$option:");
140: $result .="'".$option."',";
141: }
142: chop $result;
143: $result.=')">';
144: } # else nothing changed so just use the default mechanism
145: }
146: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
147: $result .= ' \begin{enumerate} ';
148: }
149: return $result;
150: }
151:
152: sub end_foilgroup {
153: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
154:
155: my $result;
156: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
157: $target eq 'tex' || $target eq 'analyze') {
158: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
159: my $name;
160: my @opt;
161: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
162: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
163: &Apache::lonxml::debug("Options are $#opt");
164: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
165: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
166: $safeeval,'-2');
167: if ($target eq 'web' || $target eq 'tex') {
168: $result.=&displayfoils($target,$max,$randomize,@opt);
169: } elsif ( $target eq 'answer') {
170: $result.=&displayanswers($max,$randomize,@opt);
171: } elsif ( $target eq 'analyze') {
172: my @shown = &whichfoils($max,$randomize);
173: &Apache::response::analyze_store_foilgroup(\@shown,
174: ['text','value','location']);
175: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
176: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
177: } elsif ( $target eq 'grade') {
178: if ( defined $ENV{'form.submitted'}) {
179: my @whichopt = &whichfoils($max,$randomize);
180: my $temp=1;my $name;
181: my %responsehash;
182: my %grade;
183: my $right=0;
184: my $wrong=0;
185: my $ignored=0;
186: foreach $name (@whichopt) {
187: my $response=&Apache::response::getresponse($temp);
188: if ($ENV{'form.submitted'} eq 'scantron') {
189: $response = $opt[$response];
190: }
191: if ( $response =~ /[^\s]/) {
192: $responsehash{$name}=$response;
193: my $value=$Apache::response::foilgroup{$name.'.value'};
194: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
195: if ($value eq $response) {
196: $grade{$name}='1'; $right++;
197: } else {
198: $grade{$name}='0'; $wrong++;
199: }
200: } else {
201: $ignored++;
202: }
203: $temp++;
204: }
205: my $part=$Apache::inputtags::part;
206: my $id = $Apache::inputtags::response['-1'];
207: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
208: my $gradestr =&Apache::lonnet::hash2str(%grade);
209: my %previous=&Apache::response::check_for_previous($responsestr,
210: $part,$id);
211: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
212: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
213: $responsestr;
214: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
215:
216: if (!$Apache::lonhomework::scantronmode) {
217: my $ad;
218: if ($wrong==0 && $ignored==0) {
219: $ad='EXACT_ANS';
220: } elsif ($wrong==0 && $right==0) {
221: #nothing submitted
222: } else {
223: if ($ignored==0) {
224: $ad='INCORRECT';
225: } else {
226: $ad='MISSING_ANSWER';
227: }
228: }
229: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
230: &Apache::response::handle_previous(\%previous,$ad);
231: } else {
232: my $ad;
233: if ($wrong==0 && $right==0) {
234: #nothing submitted
235: } else {
236: $ad='ASSIGNED_SCORE';
237: }
238: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
239: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
240: $right/(scalar(@whichopt));
241: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
242: scalar(@whichopt);
243: }
244: }
245: }
246: &Apache::lonxml::increment_counter(&getfoilcounts($max));
247: } elsif ($target eq 'edit') {
248: $result.=&Apache::edit::end_table();
249: }
250: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
251: $result .= '\end{enumerate}';
252: }
253: return $result;
254: }
255:
256: sub getfoilcounts {
257: my ($max)=@_;
258: # +1 since instructors will count from 1
259: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
260: if (&Apache::response::showallfoils()) { $max=$count; }
261: if ($count>$max) { $count=$max }
262: &Apache::lonxml::debug("Count is $count from $max");
263: return $count;
264: }
265:
266: sub whichfoils {
267: my ($max,$randomize)=@_;
268: return &Apache::response::whichorder($max,$randomize,
269: &Apache::response::showallfoils(),
270: \%Apache::response::foilgroup);
271: }
272:
273: sub displayanswers {
274: my ($max,$randomize,@opt)=@_;
275: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
276: my @names = @{ $Apache::response::foilgroup{'names'} };
277: my @whichopt = &whichfoils($max,$randomize);
278: my $result=&Apache::response::answer_header('optionresponse');
279: foreach my $name (@whichopt) {
280: $result.=&Apache::response::answer_part('optionresponse',
281: $Apache::response::foilgroup{$name.'.value'})
282: }
283: $result.=&Apache::response::answer_footer('optionresponse');
284: return $result;
285: }
286:
287: sub displayfoils {
288: my ($target,$max,$randomize,@opt)=@_;
289: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
290: my @names = @{ $Apache::response::foilgroup{'names'} };
291: my @truelist;
292: my @falselist;
293: my $result;
294: my $name;
295: my $displayoptionintex=1;
296: my @alphabet = ('A'..'Z');
297: my @whichopt = &whichfoils($max,$randomize);
298: my $part=$Apache::inputtags::part;
299: my $id=$Apache::inputtags::response[-1];
300: my $break;
301: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
302: if ( ($target ne 'tex') &&
303: &Apache::response::show_answer() ) {
304: my $temp=1;
305: foreach $name (@whichopt) {
306: my $text=$Apache::response::foilgroup{$name.'.text'};
307: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
308: my $lastopt=$lastresponse{$name};
309: if ($text!~/^\s*$/) { $break='<br />'; }
310: $result.=$break;
311: if ($target eq 'web') {
312: my $value=$Apache::response::foilgroup{$name.'.value'};
313: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
314: if ($text=~/^\s*$/) {
315: $text=$value.$text;
316: } else {
317: $text=$value.': '.$text;
318: }
319: } else {
320: $text='•'.$text;
321: }
322: $result.=$text."\n";
323: }
324: if ($Apache::lonhomework::type eq 'exam') {
325: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
326: }
327: $temp++;
328: }
329: } else {
330: my $temp=1;
331: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
332: my $internal_counter=$Apache::lonxml::counter;
333: foreach $name (@whichopt) {
334: my $text=$Apache::response::foilgroup{$name.'.text'};
335: if ($text!~/^\s*$/) {
336: if ($target eq 'tex') {
337: $break='\vskip 0 mm ';
338: } elsif ($target eq 'web') {
339: $break='<br />';
340: }
341: }
342: my $lastopt=$lastresponse{$name};
343: my $optionlist="<option></option>\n";
344: my $option;
345: foreach $option (@opt) {
346: if ($option eq $lastopt) {
347: $optionlist.="<option selected=\"on\">$option</option>\n";
348: } else {
349: $optionlist.="<option>$option</option>\n";
350: }
351: }
352: if ($target ne 'tex') {
353: if ($Apache::lonhomework::type ne 'exam') {
354: $optionlist='<select name="HWVAL_'.
355: $Apache::inputtags::response['-1'].':'.$temp.'">'.
356: $optionlist."</select>\n";
357: } else {
358: $optionlist='<u>'.(' 'x10).'</u>';
359: }
360: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
361: if ($Apache::lonhomework::type ne 'exam') {
362: $text='•'.$text;
363: }
364: } else {
365: if ($Apache::lonhomework::type ne 'exam') {
366: $text=$optionlist.$text;
367: }
368: }
369: $result.=$break.$text."\n";
370: if ($Apache::lonhomework::type eq 'exam') {
371: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
372: }
373: $temp++;
374: } else {
375: my $texoptionlist='';
376: if ($displayoptionintex &&
377: $Apache::lonhomework::type ne 'exam') {
378: $texoptionlist = &optionlist_correction(@opt);
379: }
380: if ($text=~/<drawoptionlist\s*\/>/) {
381: $text=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
382: }
383:
384: if ($text=~m/\\item /) {
385: if ($Apache::lonhomework::type eq 'exam') {
386: $text=~s/\\item/\\vskip 2 mm/;
387: }
388: $result.= $texoptionlist.$text;
389: } else {
390: if ($Apache::lonhomework::type eq 'exam') {
391: $result.= $texoptionlist.' '.$text;
392: } else {
393: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
394: }
395: }
396: if ($Apache::lonhomework::type eq 'exam') {
397: $result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.
398: $internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).
399: '\end{enumerate} \vskip -8 mm \strut ';
400: $internal_counter++;
401: }
402: $displayoptionintex=0;
403: }
404: }
405: }
406: if ($target ne 'tex') {
407: return $result.$break;
408: } else {
409: return $result;
410: }
411: }
412:
413:
414: sub optionlist_correction {
415: my @options = @_;
416: my $texoptionlist='\\item [] Choices: ';
417: if (scalar(@options) > 0) {
418: foreach my $option (@options) {
419: $texoptionlist.='{\bf '.
420: &Apache::lonxml::latex_special_symbols($option).
421: '},';
422: }
423: chop($texoptionlist);
424: $texoptionlist.='.';
425: } else {
426: $texoptionlist='\\item [] \\vskip -5 mm';
427: }
428: return $texoptionlist;
429: }
430:
431:
432: sub webbubbles {
433: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
434: my @opt=@$ropt;
435: my @alphabet=@$ralphabet;
436: my $result='';
437: my $number_of_bubbles = $#opt + 1;
438: $result.= '<table border="1"><tr>';
439: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
440: my $checked='';
441: if ($lastopt eq $opt[$ind]) {
442: $checked=' checked="on" ';
443: }
444: $result.='<td><input type="radio" name="HWVAL_'.
445: $Apache::inputtags::response['-1'].':'.$temp.
446: '" value="'.$opt[$ind].'" '.$checked.' />'.$alphabet[$ind].': '.
447: $opt[$ind].'</td>';
448: }
449: $result.='</tr></table>';
450: return $result;
451: }
452:
453:
454: sub bubbles {
455: my ($ralphabit,$ropt) = @_;
456: my @alphabet = @$ralphabit;
457: my @opt = @$ropt;
458: my ($result,$head,$line) =('','','');
459: my $number_of_bubbles = $#opt + 1;
460: my $current_length = 0;
461: my $textwidth;
462: if ($ENV{'form.textwidth'} ne '') {
463: $ENV{'form.textwidth'}=~/(\d+)/;
464: $textwidth=$1;
465: } else {
466: $ENV{'textwidth'}=~/(\d*)\.?(\d*)/;
467: $textwidth=$1.'.'.$2;
468: }
469: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
470: my $leftmargin;
471: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
472: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
473: $current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
474: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
475: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
476: $head.='lr';
477: } else {
478: $line=~s/\&\s*$//;
479: $result.='\vskip -2 mm\noindent\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}';
480: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
481: $head ='lr';
482: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
483: }
484:
485: }
486: return $result;
487: }
488:
489:
490: sub start_conceptgroup {
491: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
492: $Apache::optionresponse::conceptgroup=1;
493: %Apache::response::conceptgroup=();
494: my $result;
495: if ($target eq 'edit') {
496: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
497: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
498: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
499: }
500: if ($target eq 'modified') {
501: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
502: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
503: }
504: return $result;
505: }
506:
507: sub end_conceptgroup {
508: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
509: $Apache::optionresponse::conceptgroup=0;
510: my $result='';
511: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
512: $target eq 'tex' || $target eq 'analyze') {
513: #if not there aren't any foils to display and thus no question
514: &Apache::response::pick_foil_for_concept($target,
515: ['value','text','location'],
516: \%Apache::hint::option,
517: $parstack,$safeeval);
518: } elsif ($target eq 'edit') {
519: $result=&Apache::edit::end_table();
520: }
521: return $result;
522: }
523:
524: sub insert_conceptgroup {
525: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
526: return $result;
527: }
528:
529: sub start_foil {
530: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
531: my $result='';
532: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
533: &Apache::lonxml::startredirection;
534: if ($target eq 'analyze') {
535: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
536: }
537: } elsif ($target eq 'edit') {
538: $result=&Apache::edit::tag_start($target,$token,"Foil");
539: my $level='-2';
540: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
541: my @opt;
542: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
543: $result.=&Apache::edit::text_arg('Name:','name',$token);
544: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
545: ['unused',(@opt)],$token,'15');
546: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
547: $safeeval,'-3');
548: if ($randomize ne 'no') {
549: $result.=&Apache::edit::select_arg('Location:','location',
550: ['random','top','bottom'],$token);
551: }
552: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
553: } elsif ($target eq 'modified') {
554: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
555: 'value','name','location');
556: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
557: }
558: return $result;
559: }
560:
561: sub end_foil {
562: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
563: my $text ='';
564: my $result = '';
565: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
566: $text=&Apache::lonxml::endredirection;
567: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') { $text = '\vspace*{-2 mm}\item '.$text; }
568: }
569: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
570: || $target eq 'tex' || $target eq 'analyze') {
571: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
572: if ($value ne 'unused') {
573: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
574: &Apache::lonxml::debug("Got a name of :$name:");
575: if (!$name) { $name=$Apache::lonxml::curdepth; }
576: &Apache::lonxml::debug("Using a name of :$name:");
577: if (defined($Apache::response::foilnames{$name})) {
578: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
579: }
580: $Apache::response::foilnames{$name}++;
581: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
582: if ( $Apache::optionresponse::conceptgroup
583: && !&Apache::response::showallfoils() ) {
584: push @{ $Apache::response::conceptgroup{'names'} }, $name;
585: $Apache::response::conceptgroup{"$name.value"} = $value;
586: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
587: $Apache::response::conceptgroup{"$name.text"} = '\vskip 4 mm $\triangleright$ '.$text;
588: } else {
589: $Apache::response::conceptgroup{"$name.text"} = $text;
590: }
591: $Apache::response::conceptgroup{"$name.location"} = $location;
592: } else {
593: push @{ $Apache::response::foilgroup{'names'} }, $name;
594: $Apache::response::foilgroup{"$name.value"} = $value;
595: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
596: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
597: } else {
598: $Apache::response::foilgroup{"$name.text"} = $text;
599: }
600: $Apache::response::foilgroup{"$name.location"} = $location;
601: }
602: }
603: }
604: if ($target eq 'edit') {
605: $result.= &Apache::edit::tag_end($target,$token,'');
606: }
607: return $result;
608: }
609:
610: sub insert_foil {
611: return '
612: <foil name="" value="unused">
613: <startouttext />
614: <endouttext />
615: </foil>';
616: }
617: 1;
618: __END__
619:
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