1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
4: # $Id: matchresponse.pm,v 1.29 2003/10/27 20:04:34 albertel Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::matchresponse;
30: use strict;
31: use HTML::Entities();
32: use Math::Random();
33: use Apache::optionresponse;
34:
35: BEGIN {
36: &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
37: }
38:
39: sub start_matchresponse {
40: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
41: my $result;
42: #when in a matchresponse use these
43: &Apache::lonxml::register('Apache::matchresponse',
44: ('foilgroup','foil','conceptgroup','item',
45: 'itemgroup'));
46: push (@Apache::lonxml::namespace,'matchresponse');
47: my $id = &Apache::response::start_response($parstack,$safeeval);
48: %Apache::hint::match=();
49: if ($target eq 'meta') {
50: $result=&Apache::response::meta_package_write('matchresponse');
51: } elsif ($target eq 'edit' ) {
52: $result.=&Apache::edit::start_table($token).
53: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
54: &Apache::edit::deletelist($target,$token)
55: ."</td><td> ".&Apache::edit::end_row()
56: .&Apache::edit::start_spanning_row();
57:
58: $result.=
59: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
60: &Apache::edit::select_arg('Randomize Foil Order','randomize',
61: ['yes','no'],$token).
62: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
63: } elsif ($target eq 'modified') {
64: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
65: $safeeval,'max',
66: 'randomize');
67: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
68: } elsif ($target eq 'analyze') {
69: my $part_id="$Apache::inputtags::part.$id";
70: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
71: }
72: return $result;
73: }
74:
75: sub end_matchresponse {
76: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
77: my $result;
78: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
79: &Apache::response::end_response;
80: pop @Apache::lonxml::namespace;
81: &Apache::lonxml::deregister('Apache::matchresponse',
82: ('foilgroup','foil','conceptgroup'));
83: return $result;
84: }
85:
86: %Apache::response::itemgroup=();
87: sub start_itemgroup {
88: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
89: my $result;
90: %Apache::response::itemgroup=();
91: %Apache::matchresponse::itemtable=();
92:
93: if ($target eq 'edit') {
94: $result=&Apache::edit::tag_start($target,$token);
95: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
96: ['yes','no'],$token);
97: $result.=&Apache::edit::select_arg('Items Display Location:',
98: 'location',
99: ['top','bottom','left','right'],
100: $token);
101: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
102: } elsif ($target eq 'modified') {
103: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
104: $safeeval,'randomize',
105: 'location');
106: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
107: } elsif ($target eq 'web' or $target eq 'tex') {
108: $Apache::matchresponse::itemtable{'location'}=
109: &Apache::lonxml::get_param('location',$parstack,$safeeval);
110: }
111: return $result;
112: }
113:
114: sub end_itemgroup {
115: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
116: my $result;
117:
118: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
119: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
120: my @names=@{ $Apache::response::itemgroup{'names'} };
121: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
122: if ($randomize ne 'no' ) {
123: @names=&Apache::response::whichorder($#names+1,$randomize,0,
124: \%Apache::response::itemgroup);
125: }
126: my %letter_name_map;
127: my %name_letter_map;
128: my @alphabet=('A'..'Z');
129: my $i=0;
130: foreach my $name (@names) {
131: $letter_name_map{$alphabet[$i]}=$name;
132: $name_letter_map{$name}=$alphabet[$i];
133: $i++;
134: }
135: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
136: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
137: if ($target eq 'web') {
138: my $table='<table>';
139: my $i=0;
140: foreach my $name (@names) {
141: $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
142: $Apache::response::itemgroup{$name.'.text'}.
143: '</td></tr>';
144: $i++;
145: }
146: $table.='</table>';
147: $Apache::matchresponse::itemtable{'display'}=$table;
148: } elsif ($target eq 'tex') {
149: my $table=' \begin{description} ';
150: my $i=0;
151: foreach my $name (@names) {
152: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
153: $table.='\item['.$alphabet[$i].'] '.
154: $Apache::response::itemgroup{$name.'.text'};
155: $i++;
156: }
157: $table.=' \end{description} \strut ';
158: $Apache::matchresponse::itemtable{'display'}=$table;
159: }
160: return $result;
161: }
162:
163: sub start_item {
164: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
165: my $result='';
166: if ($target eq 'web' || $target eq 'tex') {
167: &Apache::lonxml::startredirection;
168: } elsif ($target eq 'edit') {
169: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
170: $safeeval,'-2');
171: $result=&Apache::edit::tag_start($target,$token,"Item");
172: $result.=&Apache::edit::text_arg('Name:','name',$token);
173: if ($randomize ne 'no') {
174: $result.=&Apache::edit::select_arg('Location:','location',
175: ['random','top','bottom'],
176: $token);
177: }
178: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
179: } elsif ($target eq 'modified') {
180: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
181: $safeeval,'name',
182: 'location');
183: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
184: }
185: return $result;
186: }
187:
188: sub end_item {
189: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
190: my $text ='';
191: my $result = '';
192: if ($target eq 'web' || $target eq 'tex') {
193: $text=&Apache::lonxml::endredirection;
194: }
195: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
196: $target eq 'edit' || $target eq 'tex') {
197: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
198: my $location=&Apache::lonxml::get_param('location',$parstack,
199: $safeeval);
200: &Apache::lonxml::debug("Got a name of :$name:");
201: if (!$name) { $name=$Apache::lonxml::curdepth; }
202: &Apache::lonxml::debug("Using a name of :$name:");
203: push @{ $Apache::response::itemgroup{'names'} }, $name;
204: $Apache::response::itemgroup{"$name.text"} = $text;
205: $Apache::response::itemgroup{"$name.location"} = $location;
206: }
207: if ($target eq 'edit') {
208: $result.= &Apache::edit::tag_end($target,$token,'');
209: }
210: return $result;
211: }
212:
213: sub insert_item {
214: return '
215: <item name="">
216: <startouttext />
217: <endouttext />
218: </item>';
219: }
220:
221: %Apache::response::foilgroup=();
222: sub start_foilgroup {
223: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
224: my $result;
225: %Apache::response::foilgroup=();
226: $Apache::matchresponse::conceptgroup=0;
227: &Apache::response::setrandomnumber();
228: if ($target eq 'edit') {
229: $result.=&Apache::edit::start_table($token)
230: ."<tr><td>Collection Of Foils</td><td>Delete:"
231: .&Apache::edit::deletelist($target,$token)
232: ."</td><td> ".&Apache::edit::end_row()
233: .&Apache::edit::start_spanning_row()."\n";
234: }
235: return $result;
236: }
237:
238: sub end_foilgroup {
239: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
240: my $result;
241: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
242: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
243: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
244: $safeeval,'-2');
245: if ($target eq 'web' || $target eq 'tex') {
246: $result=&displayfoils($target,$max,$randomize);
247: } elsif ($target eq 'answer' ) {
248: $result=&displayanswers($max,$randomize);
249: } elsif ( $target eq 'grade') {
250: &grade_response($max,$randomize);
251: } elsif ( $target eq 'analyze') {
252: my @shown=&whichfoils($max,$randomize);
253: &Apache::response::analyze_store_foilgroup(\@shown,
254: ['text','value','location']);
255: #FIXME need to store options in some way
256: }
257: &Apache::lonxml::increment_counter(&getfoilcounts($max));
258: } elsif ($target eq 'edit') {
259: $result=&Apache::edit::end_table();
260: }
261: return $result;
262: }
263:
264: sub whichfoils {
265: my ($max,$randomize)=@_;
266: return &Apache::response::whichorder(&getfoilcounts($max),
267: $randomize,
268: &Apache::response::showallfoils(),
269: \%Apache::response::foilgroup);
270: }
271:
272: sub displayanswers {
273: my ($max,$randomize,@opt)=@_;
274: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
275: my @names = @{ $Apache::response::foilgroup{'names'} };
276: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
277: $randomize,
278: &Apache::response::showallfoils(),
279: \%Apache::response::foilgroup);
280: my $result=&Apache::response::answer_header('matchresponse');
281: my %name_letter_map;
282: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
283: %name_letter_map=
284: %{ $Apache::response::itemgroup{'name_letter_map'} };
285: }
286: foreach my $name (@whichfoils) {
287: my $value_name=$Apache::response::foilgroup{$name.'.value'};
288: my $letter=$name_letter_map{$value_name};
289: $result.=&Apache::response::answer_part('matchresponse',$letter);
290: }
291: $result.=&Apache::response::answer_footer('matchresponse');
292: return $result;
293: }
294:
295:
296: sub grade_response {
297: my ($max,$randomize)=@_;
298: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
299: $randomize,
300: &Apache::response::showallfoils(),
301: \%Apache::response::foilgroup);
302: if (!defined($ENV{'form.submitted'})) { return; }
303: my %responsehash;
304: my %grade;
305: my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
306: my %letter_name_map;
307: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
308: %letter_name_map=
309: %{ $Apache::response::itemgroup{'letter_name_map'} };
310: }
311: foreach my $name (@whichfoils) {
312: my $response = &Apache::response::getresponse($temp);
313: my $responsename = $letter_name_map{$response};
314: $responsehash{$name}=$responsename;
315: my $value=$Apache::response::foilgroup{$name.'.value'};
316: if ( $response =~ /[^\s]/) {
317: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
318: if ($value eq $responsename) {
319: $grade{$name}='1'; $right++;
320: } else {
321: $grade{$name}='0'; $wrong++;
322: }
323: } else {
324: $ignored++;
325: }
326: $temp++;
327: }
328: my $part=$Apache::inputtags::part;
329: my $id = $Apache::inputtags::response['-1'];
330: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
331: my $gradestr =&Apache::lonnet::hash2str(%grade);
332: my %previous =&Apache::response::check_for_previous($responsestr,
333: $part,$id);
334: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
335: my $ad;
336: if ($wrong==0 && $ignored==0) {
337: $ad='EXACT_ANS';
338: } elsif ($wrong==0 && $right==0) {
339: #nothing submitted
340: } else {
341: if ($ignored==0) {
342: $ad='INCORRECT';
343: } else {
344: $ad='MISSING_ANSWER';
345: }
346: }
347: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
348: $responsestr;
349: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
350: $gradestr;
351: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
352: &Apache::response::handle_previous(\%previous,$ad);
353: }
354:
355: sub itemdisplay {
356: my ($location)=@_;
357: if ($location eq 'top' &&
358: !defined($Apache::matchresponse::itemtable{'location'})) {
359: return $Apache::matchresponse::itemtable{'display'};
360: }
361: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
362: return $Apache::matchresponse::itemtable{'display'};
363: }
364: return undef;
365: }
366: sub displayfoils {
367: my ($target,$max,$randomize)=@_;
368: my $result;
369: my $question;
370: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
371: $randomize,
372: &Apache::response::showallfoils(),
373: \%Apache::response::foilgroup);
374: my $part=$Apache::inputtags::part;
375: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
376: my %letter_name_map;
377: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
378: %letter_name_map=
379: %{ $Apache::response::itemgroup{'letter_name_map'} };
380: }
381: my %name_letter_map;
382: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
383: %name_letter_map=
384: %{ $Apache::response::itemgroup{'name_letter_map'} };
385: }
386: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
387: foreach my $name (@whichfoils) {
388: my $text=$Apache::response::foilgroup{$name.'.text'};
389: my $value=$Apache::response::foilgroup{$name.'.value'};
390: my $letter=$name_letter_map{$value};
391: if ($target eq 'tex') {
392: $question.=' \\\\ '.$letter.':'.$text;
393: } else {
394: $question.='<br />'.$letter.':'.$text;
395: }
396: }
397: } else {
398: my $i = 0;
399: my $temp=0;
400: my $id=$Apache::inputtags::response[-1];
401: my $part=$Apache::inputtags::part;
402: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
403: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
404: my @alphabet=('A'..'Z');
405: my @used_letters=sort(keys(%letter_name_map));
406: my $internal_counter=$Apache::lonxml::counter;
407: foreach my $name (@whichfoils) {
408: my $lastopt=$lastresponse{$name};
409: my $last_letter=$name_letter_map{$lastopt};
410: my $optionlist = '';
411: if ($target ne 'tex') {
412: $optionlist="<option></option>\n";
413: } else {
414: if ($Apache::lonhomework::type ne 'exam') {
415: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
416: }
417: }
418: my $option;
419: foreach $option (@used_letters) {
420: if ($option eq $last_letter) {
421: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
422: } else {
423: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
424: }
425: }
426: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
427: $optionlist='<select name="HWVAL_'.
428: $Apache::inputtags::response[-1].':'.$temp.'">'.
429: $optionlist."</select>\n";
430: }
431: my $text=$Apache::response::foilgroup{$name.'.text'};
432: if ($target ne 'tex') {
433: if ($Apache::lonhomework::type ne 'exam') {
434: $question.='<br />'.$optionlist.$text."\n";
435: } else {
436: $question.='<br />'.$text."\n";
437: }
438: if ($Apache::lonhomework::type eq 'exam') {
439: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp,$last_letter);
440: }
441: } else {
442: if ($Apache::lonhomework::type eq 'exam') {
443: $question.=' '.$optionlist.$text."\n";
444: my @emptyItems = ();
445: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
446: $question.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'}\end{enumerate}} \vskip -10 mm \strut ';
447: $internal_counter++;
448: } else {
449: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
450: }
451: }
452: $temp++;
453: }
454: }
455: if ($result=&itemdisplay('top')) {
456: $result.=$question;
457: } elsif ($result=&itemdisplay('bottom')) {
458: $result=$question.$result;
459: } elsif ($result=&itemdisplay('right')) {
460: $result='<table><tr><td>'.$question.'</td><td>'.$result.
461: '</td></tr></table>';
462: } elsif ($result=&itemdisplay('left')) {
463: $result='<table><tr><td>'.$result.'</td><td>'.$question.
464: '</td></tr></table>';
465: }
466: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
467: return $result;
468: }
469:
470: sub getfoilcounts {
471: my ($max)=@_;
472: # +1 since instructors will count from 1
473: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
474: if (&Apache::response::showallfoils()) { $max=$count; }
475: if ($count>$max) { $count=$max }
476: &Apache::lonxml::debug("Count is $count from $max");
477: return $count;
478: }
479:
480:
481: sub start_conceptgroup {
482: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
483: $Apache::matchresponse::conceptgroup=1;
484: %Apache::response::conceptgroup=();
485: my $result;
486: if ($target eq 'edit') {
487: $result.=&Apache::edit::tag_start($target,$token,
488: "Concept Grouped Foils");
489: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
490: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
491: }
492: if ($target eq 'modified') {
493: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
494: $safeeval,'concept');
495: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
496: }
497: return $result;
498: }
499:
500: sub end_conceptgroup {
501: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
502: $Apache::matchresponse::conceptgroup=0;
503: my $result='';
504: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
505: $target eq 'tex' || $target eq 'analyze') {
506: &Apache::response::pick_foil_for_concept($target,
507: ['value','text','location'],
508: \%Apache::hint::match,
509: $parstack,$safeeval);
510: } elsif ($target eq 'edit') {
511: $result=&Apache::edit::end_table();
512: }
513: return $result;
514: }
515:
516: sub insert_conceptgroup {
517: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
518: return $result;
519: }
520:
521: sub start_foil {
522: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
523: my $result='';
524: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
525: &Apache::lonxml::startredirection;
526: } elsif ($target eq 'edit') {
527: $result=&Apache::edit::tag_start($target,$token,"Foil");
528: my $level='-2';
529: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
530: $result.=&Apache::edit::text_arg('Name:','name',$token);
531: my @names;
532: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
533: @names=@{ $Apache::response::itemgroup{'names'} };
534: }
535: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
536: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
537: $safeeval,'-3');
538: if ($randomize ne 'no') {
539: $result.=&Apache::edit::select_arg('Location:','location',
540: ['random','top','bottom'],$token);
541: }
542: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
543: } elsif ($target eq 'modified') {
544: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
545: $safeeval,'value',
546: 'name','location');
547: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
548: }
549: return $result;
550: }
551:
552: sub end_foil {
553: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
554: my $text ='';
555: my $result = '';
556: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
557: $text=&Apache::lonxml::endredirection;
558: }
559: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
560: $target eq 'tex' || $target eq 'analyze') {
561: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
562: if ($value ne 'unused') {
563: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
564: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
565: &Apache::lonxml::debug("Got a name of :$name:");
566: if (!$name) { $name=$Apache::lonxml::curdepth; }
567: &Apache::lonxml::debug("Using a name of :$name:");
568: if ( $Apache::matchresponse::conceptgroup
569: && !&Apache::response::showallfoils() ) {
570: push @{ $Apache::response::conceptgroup{'names'} }, $name;
571: $Apache::response::conceptgroup{"$name.value"} = $value;
572: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
573: $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
574: } else {
575: $Apache::response::conceptgroup{"$name.text"} = $text;
576: }
577: $Apache::response::conceptgroup{"$name.location"} = $location;
578: } else {
579: push @{ $Apache::response::foilgroup{'names'} }, $name;
580: $Apache::response::foilgroup{"$name.value"} = $value;
581: if ($Apache::lonhomework::type eq 'exam') {
582: if ($target eq 'tex') {
583: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
584: } else {
585: $Apache::response::foilgroup{"$name.text"} = $text;
586: }
587: } else {
588: if ($target eq 'tex') {
589: $Apache::response::foilgroup{"$name.text"} = $text;
590: } else {
591: $Apache::response::foilgroup{"$name.text"} = $text;
592: }
593: }
594: $Apache::response::foilgroup{"$name.location"} = $location;
595: }
596: }
597: }
598: if ($target eq 'edit') {
599: $result.= &Apache::edit::tag_end($target,$token,'');
600: }
601: return $result;
602: }
603:
604: sub insert_foil {
605: return '
606: <foil name="" value="unused">
607: <startouttext />
608: <endouttext />
609: </foil>';
610: }
611: 1;
612: __END__
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