1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
4: # $Id: matchresponse.pm,v 1.34 2004/02/09 19:43:22 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: if ($target eq 'analyze') {
127: my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
128: push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
129: }
130: my %letter_name_map;
131: my %name_letter_map;
132: my @alphabet=('A'..'Z');
133: my $i=0;
134: foreach my $name (@names) {
135: $letter_name_map{$alphabet[$i]}=$name;
136: $name_letter_map{$name}=$alphabet[$i];
137: $i++;
138: }
139: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
140: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
141: if ($target eq 'web') {
142: my $table='<table>';
143: my $i=0;
144: foreach my $name (@names) {
145: $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
146: $Apache::response::itemgroup{$name.'.text'}.
147: '</td></tr>';
148: $i++;
149: }
150: $table.='</table>';
151: $Apache::matchresponse::itemtable{'display'}=$table;
152: } elsif ($target eq 'tex') {
153: my $table=' \begin{description} ';
154: my $i=0;
155: foreach my $name (@names) {
156: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
157: $table.='\item['.$alphabet[$i].'] '.
158: $Apache::response::itemgroup{$name.'.text'};
159: $i++;
160: }
161: $table.=' \end{description} \strut ';
162: $Apache::matchresponse::itemtable{'display'}=$table;
163: }
164: return $result;
165: }
166:
167: sub start_item {
168: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
169: my $result='';
170: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
171: &Apache::lonxml::startredirection;
172: } elsif ($target eq 'edit') {
173: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
174: $safeeval,'-2');
175: $result=&Apache::edit::tag_start($target,$token,"Item");
176: $result.=&Apache::edit::text_arg('Name:','name',$token);
177: if ($randomize ne 'no') {
178: $result.=&Apache::edit::select_arg('Location:','location',
179: ['random','top','bottom'],
180: $token);
181: }
182: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
183: } elsif ($target eq 'modified') {
184: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
185: $safeeval,'name',
186: 'location');
187: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
188: }
189: return $result;
190: }
191:
192: sub end_item {
193: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
194: my $text ='';
195: my $result = '';
196: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
197: $text=&Apache::lonxml::endredirection;
198: }
199: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
200: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
201: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
202: my $location=&Apache::lonxml::get_param('location',$parstack,
203: $safeeval);
204: &Apache::lonxml::debug("Got a name of :$name:");
205: if (!$name) { $name=$Apache::lonxml::curdepth; }
206: &Apache::lonxml::debug("Using a name of :$name:");
207: push @{ $Apache::response::itemgroup{'names'} }, $name;
208: $Apache::response::itemgroup{"$name.text"} = $text;
209: $Apache::response::itemgroup{"$name.location"} = $location;
210: }
211: if ($target eq 'edit') {
212: $result.= &Apache::edit::tag_end($target,$token,'');
213: }
214: return $result;
215: }
216:
217: sub insert_item {
218: return '
219: <item name="">
220: <startouttext />
221: <endouttext />
222: </item>';
223: }
224:
225: %Apache::response::foilgroup=();
226: sub start_foilgroup {
227: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
228: my $result;
229: %Apache::response::foilgroup=();
230: $Apache::matchresponse::conceptgroup=0;
231: &Apache::response::setrandomnumber();
232: if ($target eq 'edit') {
233: $result.=&Apache::edit::start_table($token)
234: ."<tr><td>Collection Of Foils</td><td>Delete:"
235: .&Apache::edit::deletelist($target,$token)
236: ."</td><td> ".&Apache::edit::end_row()
237: .&Apache::edit::start_spanning_row()."\n";
238: }
239: return $result;
240: }
241:
242: sub end_foilgroup {
243: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
244: my $result;
245: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
246: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
247: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
248: $safeeval,'-2');
249: if ($target eq 'web' || $target eq 'tex') {
250: $result=&displayfoils($target,$max,$randomize);
251: } elsif ($target eq 'answer' ) {
252: $result=&displayanswers($max,$randomize);
253: } elsif ( $target eq 'grade') {
254: &grade_response($max,$randomize);
255: } elsif ( $target eq 'analyze') {
256: my @shown=&whichfoils($max,$randomize);
257: &Apache::response::analyze_store_foilgroup(\@shown,
258: ['text','value','location']);
259: #FIXME need to store options in some way
260: }
261: &Apache::lonxml::increment_counter(&getfoilcounts($max));
262: } elsif ($target eq 'edit') {
263: $result=&Apache::edit::end_table();
264: }
265: return $result;
266: }
267:
268: sub whichfoils {
269: my ($max,$randomize)=@_;
270: return &Apache::response::whichorder(&getfoilcounts($max),
271: $randomize,
272: &Apache::response::showallfoils(),
273: \%Apache::response::foilgroup);
274: }
275:
276: sub displayanswers {
277: my ($max,$randomize,@opt)=@_;
278: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
279: my @names = @{ $Apache::response::foilgroup{'names'} };
280: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
281: $randomize,
282: &Apache::response::showallfoils(),
283: \%Apache::response::foilgroup);
284: my $result=&Apache::response::answer_header('matchresponse');
285: my %name_letter_map;
286: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
287: %name_letter_map=
288: %{ $Apache::response::itemgroup{'name_letter_map'} };
289: }
290: foreach my $name (@whichfoils) {
291: my $value_name=$Apache::response::foilgroup{$name.'.value'};
292: my $letter=$name_letter_map{$value_name};
293: $result.=&Apache::response::answer_part('matchresponse',$letter);
294: }
295: $result.=&Apache::response::answer_footer('matchresponse');
296: return $result;
297: }
298:
299:
300: sub grade_response {
301: my ($max,$randomize)=@_;
302: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
303: $randomize,
304: &Apache::response::showallfoils(),
305: \%Apache::response::foilgroup);
306: if (!defined($ENV{'form.submitted'})) { return; }
307: my %responsehash;
308: my %grade;
309: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
310: my %letter_name_map;
311: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
312: %letter_name_map=
313: %{ $Apache::response::itemgroup{'letter_name_map'} };
314: }
315: my @items;
316: foreach my $name (@whichfoils) {
317: my $response = &Apache::response::getresponse($temp,'letter');
318: push(@items,$response);
319: my $responsename = $letter_name_map{$response};
320: my $value=$Apache::response::foilgroup{$name.'.value'};
321: if ( $response =~ /[^\s]/) {
322: $responsehash{$name}=$responsename;
323: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
324: if ($value eq $responsename) {
325: $grade{$name}='1'; $right++;
326: } else {
327: $grade{$name}='0'; $wrong++;
328: }
329: } else {
330: $ignored++;
331: }
332: $temp++;
333: }
334: my $part=$Apache::inputtags::part;
335: my $id = $Apache::inputtags::response['-1'];
336: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
337: my $itemstr =&Apache::lonnet::array2str(@items);
338: my $gradestr =&Apache::lonnet::hash2str(%grade);
339: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
340: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
341: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
342: $responsestr;
343: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
344: $itemstr;
345: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
346: $gradestr;
347: if (!$Apache::lonhomework::scantronmode) {
348: my $ad;
349: if ($wrong==0 && $ignored==0) {
350: $ad='EXACT_ANS';
351: } elsif ($wrong==0 && $right==0) {
352: #nothing submitted
353: } else {
354: if ($ignored==0) {
355: $ad='INCORRECT';
356: } else {
357: $ad='MISSING_ANSWER';
358: }
359: }
360: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
361: &Apache::response::handle_previous(\%previous,$ad);
362: } else {
363: my $ad;
364: if ($wrong==0 && $right==0) {
365: #nothing submitted
366: } else {
367: $ad='ASSIGNED_SCORE';
368: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
369: $ad;
370: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
371: $right/(scalar(@whichopt));
372: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
373: scalar(@whichopt);
374: }
375: }
376: }
377:
378: sub itemdisplay {
379: my ($location)=@_;
380: if ($location eq 'top' &&
381: !defined($Apache::matchresponse::itemtable{'location'})) {
382: return $Apache::matchresponse::itemtable{'display'};
383: }
384: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
385: return $Apache::matchresponse::itemtable{'display'};
386: }
387: return undef;
388: }
389: sub displayfoils {
390: my ($target,$max,$randomize)=@_;
391: my $result;
392: my $question;
393: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
394: $randomize,
395: &Apache::response::showallfoils(),
396: \%Apache::response::foilgroup);
397: my $part=$Apache::inputtags::part;
398: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
399: my %letter_name_map;
400: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
401: %letter_name_map=
402: %{ $Apache::response::itemgroup{'letter_name_map'} };
403: }
404: my %name_letter_map;
405: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
406: %name_letter_map=
407: %{ $Apache::response::itemgroup{'name_letter_map'} };
408: }
409: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
410: foreach my $name (@whichfoils) {
411: my $text=$Apache::response::foilgroup{$name.'.text'};
412: my $value=$Apache::response::foilgroup{$name.'.value'};
413: my $letter=$name_letter_map{$value};
414: if ($target eq 'tex') {
415: $question.=' \\\\ '.$letter.':'.$text;
416: } else {
417: $question.='<br />'.$letter.':'.$text;
418: }
419: }
420: } else {
421: my $i = 0;
422: my $temp=0;
423: my $id=$Apache::inputtags::response[-1];
424: my $part=$Apache::inputtags::part;
425: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
426: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
427: my @alphabet=('A'..'Z');
428: my @used_letters=sort(keys(%letter_name_map));
429: my $internal_counter=$Apache::lonxml::counter;
430: foreach my $name (@whichfoils) {
431: my $lastopt=$lastresponse{$name};
432: my $last_letter=$name_letter_map{$lastopt};
433: my $optionlist = '';
434: if ($target ne 'tex') {
435: $optionlist="<option></option>\n";
436: } else {
437: if ($Apache::lonhomework::type ne 'exam') {
438: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
439: }
440: }
441: my $option;
442: foreach $option (@used_letters) {
443: if ($option eq $last_letter) {
444: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
445: } else {
446: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
447: }
448: }
449: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
450: $optionlist='<select name="HWVAL_'.
451: $Apache::inputtags::response[-1].':'.$temp.'">'.
452: $optionlist."</select>\n";
453: }
454: my $text=$Apache::response::foilgroup{$name.'.text'};
455: if ($target ne 'tex') {
456: if ($Apache::lonhomework::type ne 'exam') {
457: $question.='<br />'.$optionlist.$text."\n";
458: } else {
459: $question.='<br />'.$text."\n";
460: }
461: if ($Apache::lonhomework::type eq 'exam') {
462: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp,$last_letter);
463: }
464: } else {
465: if ($Apache::lonhomework::type eq 'exam') {
466: $question.=' '.$optionlist.$text."\n";
467: my @emptyItems = ();
468: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
469: $question.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'}\end{enumerate}} \vskip -10 mm \strut ';
470: $internal_counter++;
471: } else {
472: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
473: }
474: }
475: $temp++;
476: }
477: }
478: if ($result=&itemdisplay('top')) {
479: $result.=$question;
480: } elsif ($result=&itemdisplay('bottom')) {
481: $result=$question.$result;
482: } elsif ($result=&itemdisplay('right')) {
483: if ($target ne 'tex') {
484: $result='<table><tr><td>'.$question.'</td><td>'.$result.
485: '</td></tr></table>';
486: } else {
487: $result='\begin{tabular}{p{\textwidth/2}p{\textwidth/2}}\begin{minipage}{\textwidth/2}'.$question.'\end{minipage}&\begin{minipage}{\textwidth/2}'.$result.'\end{minipage}\end{tabular}';
488: }
489: } elsif ($result=&itemdisplay('left')) {
490: if ($target ne 'tex') {
491: $result='<table><tr><td>'.$result.'</td><td>'.$question.
492: '</td></tr></table>';
493: } else {
494: $result='\begin{tabular}{p{\textwidth/2}p{\textwidth/2}}\begin{minipage}{\textwidth/2}'.$result.'\end{minipage}&\begin{minipage}{\textwidth/2}'.$question.'\end{minipage}\end{tabular}';
495: }
496: }
497: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
498: return $result;
499: }
500:
501: sub getfoilcounts {
502: my ($max)=@_;
503: # +1 since instructors will count from 1
504: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
505: if (&Apache::response::showallfoils()) { $max=$count; }
506: if ($count>$max) { $count=$max }
507: &Apache::lonxml::debug("Count is $count from $max");
508: return $count;
509: }
510:
511:
512: sub start_conceptgroup {
513: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
514: $Apache::matchresponse::conceptgroup=1;
515: %Apache::response::conceptgroup=();
516: my $result;
517: if ($target eq 'edit') {
518: $result.=&Apache::edit::tag_start($target,$token,
519: "Concept Grouped Foils");
520: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
521: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
522: }
523: if ($target eq 'modified') {
524: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
525: $safeeval,'concept');
526: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
527: }
528: return $result;
529: }
530:
531: sub end_conceptgroup {
532: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
533: $Apache::matchresponse::conceptgroup=0;
534: my $result='';
535: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
536: $target eq 'tex' || $target eq 'analyze') {
537: &Apache::response::pick_foil_for_concept($target,
538: ['value','text','location'],
539: \%Apache::hint::match,
540: $parstack,$safeeval);
541: } elsif ($target eq 'edit') {
542: $result=&Apache::edit::end_table();
543: }
544: return $result;
545: }
546:
547: sub insert_conceptgroup {
548: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
549: return $result;
550: }
551:
552: sub start_foil {
553: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
554: my $result='';
555: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
556: &Apache::lonxml::startredirection;
557: } elsif ($target eq 'edit') {
558: $result=&Apache::edit::tag_start($target,$token,"Foil");
559: my $level='-2';
560: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
561: $result.=&Apache::edit::text_arg('Name:','name',$token);
562: my @names;
563: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
564: @names=@{ $Apache::response::itemgroup{'names'} };
565: }
566: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
567: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
568: $safeeval,'-3');
569: if ($randomize ne 'no') {
570: $result.=&Apache::edit::select_arg('Location:','location',
571: ['random','top','bottom'],$token);
572: }
573: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
574: } elsif ($target eq 'modified') {
575: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
576: $safeeval,'value',
577: 'name','location');
578: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
579: }
580: return $result;
581: }
582:
583: sub end_foil {
584: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
585: my $text ='';
586: my $result = '';
587: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
588: $text=&Apache::lonxml::endredirection;
589: }
590: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
591: $target eq 'tex' || $target eq 'analyze') {
592: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
593: if ($value ne 'unused') {
594: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
595: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
596: &Apache::lonxml::debug("Got a name of :$name:");
597: if (!$name) { $name=$Apache::lonxml::curdepth; }
598: &Apache::lonxml::debug("Using a name of :$name:");
599: if ( $Apache::matchresponse::conceptgroup
600: && !&Apache::response::showallfoils() ) {
601: push @{ $Apache::response::conceptgroup{'names'} }, $name;
602: $Apache::response::conceptgroup{"$name.value"} = $value;
603: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
604: $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
605: } else {
606: $Apache::response::conceptgroup{"$name.text"} = $text;
607: }
608: $Apache::response::conceptgroup{"$name.location"} = $location;
609: } else {
610: push @{ $Apache::response::foilgroup{'names'} }, $name;
611: $Apache::response::foilgroup{"$name.value"} = $value;
612: if ($Apache::lonhomework::type eq 'exam') {
613: if ($target eq 'tex') {
614: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
615: } else {
616: $Apache::response::foilgroup{"$name.text"} = $text;
617: }
618: } else {
619: if ($target eq 'tex') {
620: $Apache::response::foilgroup{"$name.text"} = $text;
621: } else {
622: $Apache::response::foilgroup{"$name.text"} = $text;
623: }
624: }
625: $Apache::response::foilgroup{"$name.location"} = $location;
626: }
627: }
628: }
629: if ($target eq 'edit') {
630: $result.= &Apache::edit::tag_end($target,$token,'');
631: }
632: return $result;
633: }
634:
635: sub insert_foil {
636: return '
637: <foil name="" value="unused">
638: <startouttext />
639: <endouttext />
640: </foil>';
641: }
642: 1;
643: __END__
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