1: # LearningOnline Network with CAPA
2: # option list style responses
3: #
4: # $Id: optionresponse.pm,v 1.94 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: package Apache::optionresponse;
29: use strict;
30: use Apache::response;
31:
32: BEGIN {
33: &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
34: }
35:
36: sub start_optionresponse {
37: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
38: my $result='';
39: #when in a option response use these
40: &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
41: push (@Apache::lonxml::namespace,'optionresponse');
42: my $id = &Apache::response::start_response($parstack,$safeeval);
43: %Apache::hint::option=();
44: if ($target eq 'edit') {
45: $result.=&Apache::edit::start_table($token).
46: "<tr><td>Multiple Option Response Question</td><td>Delete:".
47: &Apache::edit::deletelist($target,$token)
48: ."</td><td> ".
49: &Apache::edit::end_row().
50: &Apache::edit::start_spanning_row().
51: "\n";
52: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
53: $token,'4').
54: &Apache::edit::select_arg('Randomize Foil Order','randomize',
55: ['yes','no'],$token).
56: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
57: } elsif ($target eq 'modified') {
58: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
59: $safeeval,'max','randomize');
60: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
61: } elsif ($target eq 'meta') {
62: $result=&Apache::response::meta_package_write('optionresponse');
63: } elsif ($target eq 'analyze') {
64: my $part_id="$Apache::inputtags::part.$id";
65: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
66: }
67: return $result;
68: }
69:
70: sub end_optionresponse {
71: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
72: &Apache::response::end_response;
73: pop @Apache::lonxml::namespace;
74: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
75: my $result;
76: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
77: return $result;
78: }
79:
80: %Apache::response::foilgroup=();
81: sub start_foilgroup {
82: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
83:
84: my $result='';
85: %Apache::response::foilgroup=();
86: $Apache::optionresponse::conceptgroup=0;
87: &Apache::response::setrandomnumber();
88: if ($target eq 'edit') {
89: my $optionlist="<option></option>\n";
90: my $option;
91: my @opt;
92: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
93: my $count=1;
94: foreach $option (@opt) {
95: $optionlist.="<option value=\"$count\">$option</option>\n";
96: $count++;
97: }
98: my $insertlist=&Apache::edit::insertlist($target,$token);
99: $result.=&Apache::edit::start_table($token);
100: $result.= (<<ENDTABLE);
101: <tr><td>Select Options</td>
102: <td>
103: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
104: </td>
105: <td>Delete an Option:
106: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
107: ENDTABLE
108: $result.= &Apache::edit::end_row();
109: $result.= &Apache::edit::start_spanning_row();
110: $result.= $insertlist.'<br />';
111: }
112: if ($target eq 'modified') {
113: my @options;
114: my $optchanged=0;
115: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
116: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
117: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
118: &Apache::lonxml::debug("Deleting :$delopt:");
119: splice(@options,$delopt-1,1);
120: $optchanged=1;
121: }
122: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
123: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
124: if ($options[0]) {
125: push(@options,$newopt);
126: } else {
127: $options[0]=$newopt;
128: }
129: $optchanged=1;
130: }
131: if ($optchanged) {
132: $result = "<foilgroup options=\"(";
133: foreach my $option (@options) {
134: $option=~s/\'/\\\'/g;
135: &Apache::lonxml::debug("adding option :$option:");
136: $result .="'".$option."',";
137: }
138: chop $result;
139: $result.=')">';
140: } # else nothing changed so just use the default mechanism
141: }
142: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
143: $result .= ' \begin{enumerate} ';
144: }
145: return $result;
146: }
147:
148: sub end_foilgroup {
149: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
150:
151: my $result;
152: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
153: $target eq 'tex' || $target eq 'analyze') {
154: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
155: my $name;
156: my @opt;
157: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
158: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
159: &Apache::lonxml::debug("Options are $#opt");
160: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
161: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
162: $safeeval,'-2');
163: if ($target eq 'web' || $target eq 'tex') {
164: $result.=&displayfoils($target,$max,$randomize,@opt);
165: } elsif ( $target eq 'answer') {
166: $result.=&displayanswers($max,$randomize,@opt);
167: } elsif ( $target eq 'analyze') {
168: my @shown = &whichfoils($max,$randomize);
169: &Apache::response::analyze_store_foilgroup(\@shown,
170: ['text','value','location']);
171: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
172: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
173: } elsif ( $target eq 'grade') {
174: if ( defined $ENV{'form.submitted'}) {
175: my @whichopt = &whichfoils($max,$randomize);
176: my $temp=1;my $name;
177: my %responsehash;
178: my %grade;
179: my $right=0;
180: my $wrong=0;
181: my $ignored=0;
182: foreach $name (@whichopt) {
183: my $response=&Apache::response::getresponse($temp);
184: if ($ENV{'form.submitted'} eq 'scantron') {
185: $response = $opt[$response];
186: }
187: $responsehash{$name}=$response;
188: if ( $response =~ /[^\s]/) {
189: my $value=$Apache::response::foilgroup{$name.'.value'};
190: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
191: if ($value eq $response) {
192: $grade{$name}='1'; $right++;
193: } else {
194: $grade{$name}='0'; $wrong++;
195: }
196: } else {
197: $ignored++;
198: }
199: $temp++;
200: }
201: my $part=$Apache::inputtags::part;
202: my $id = $Apache::inputtags::response['-1'];
203: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
204: my $gradestr =&Apache::lonnet::hash2str(%grade);
205: my %previous=&Apache::response::check_for_previous($responsestr,
206: $part,$id);
207: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
208: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
209: $responsestr;
210: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
211:
212: if (!$Apache::lonhomework::scantronmode) {
213: my $ad;
214: if ($wrong==0 && $ignored==0) {
215: $ad='EXACT_ANS';
216: } elsif ($wrong==0 && $right==0) {
217: #nothing submitted
218: } else {
219: if ($ignored==0) {
220: $ad='INCORRECT';
221: } else {
222: $ad='MISSING_ANSWER';
223: }
224: }
225: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
226: &Apache::response::handle_previous(\%previous,$ad);
227: } else {
228: my $ad;
229: if ($wrong==0 && $right==0) {
230: #nothing submitted
231: } else {
232: $ad='ASSIGNED_SCORE';
233: }
234: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
235: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
236: $right/(scalar(@whichopt));
237: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
238: scalar(@whichopt);
239: }
240: }
241: }
242: &Apache::lonxml::increment_counter(&getfoilcounts($max));
243: } elsif ($target eq 'edit') {
244: $result.=&Apache::edit::end_table();
245: }
246: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
247: $result .= '\end{enumerate}';
248: }
249: return $result;
250: }
251:
252: sub getfoilcounts {
253: my ($max)=@_;
254: # +1 since instructors will count from 1
255: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
256: if (&Apache::response::showallfoils()) { $max=$count; }
257: if ($count>$max) { $count=$max }
258: &Apache::lonxml::debug("Count is $count from $max");
259: return $count;
260: }
261:
262: sub whichfoils {
263: my ($max,$randomize)=@_;
264: return &Apache::response::whichorder($max,$randomize,
265: &Apache::response::showallfoils(),
266: \%Apache::response::foilgroup);
267: }
268:
269: sub displayanswers {
270: my ($max,$randomize,@opt)=@_;
271: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
272: my @names = @{ $Apache::response::foilgroup{'names'} };
273: my @whichopt = &whichfoils($max,$randomize);
274: my $result=&Apache::response::answer_header('optionresponse');
275: foreach my $name (@whichopt) {
276: $result.=&Apache::response::answer_part('optionresponse',
277: $Apache::response::foilgroup{$name.'.value'})
278: }
279: $result.=&Apache::response::answer_footer('optionresponse');
280: return $result;
281: }
282:
283: sub displayfoils {
284: my ($target,$max,$randomize,@opt)=@_;
285: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
286: my @names = @{ $Apache::response::foilgroup{'names'} };
287: my @truelist;
288: my @falselist;
289: my $result;
290: my $name;
291: my $displayoptionintex=0;
292: my @alphabet = ('A'..'Z');
293: my @whichopt = &whichfoils($max,$randomize);
294: my $part=$Apache::inputtags::part;
295: my $id=$Apache::inputtags::response[-1];
296: my $break;
297: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
298: if ( ($target ne 'tex') &&
299: &Apache::response::show_answer() ) {
300: my $temp=1;
301: foreach $name (@whichopt) {
302: my $text=$Apache::response::foilgroup{$name.'.text'};
303: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
304: my $lastopt=$lastresponse{$name};
305: if ($text!~/^\s*$/) {
306: if ($target eq 'tex') {
307: $break='\vskip 0 mm ';
308: } elsif ($target eq 'web') {
309: $break='<br />';
310: }
311: }
312: $result.=$break;
313: if ($target eq 'web') {
314: my $value=$Apache::response::foilgroup{$name.'.value'};
315: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
316: if ($text=~/^\s*$/) {
317: $text=$value.$text;
318: } else {
319: $text=$value.': '.$text;
320: }
321: }
322: $result.=$text."\n";
323: } elsif ($target eq 'tex') {
324: $Apache::response::foilgroup{$name.'.text'}=~s/\\item//;
325: if ($max>1) {$result .='\item ';}
326: $result .=' \textit{'.$Apache::response::foilgroup{$name.'.value'}.'}'.
327: ":".$Apache::response::foilgroup{$name.'.text'}."\n";
328: }
329: if ($Apache::lonhomework::type eq 'exam') {
330: if ($target ne 'tex') {
331: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
332: } else {
333: $result.=&bubbles(\@alphabet,\@opt);
334: }
335: }
336: $temp++;
337: }
338: } else {
339: my $temp=1;
340: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
341: my $internal_counter=$Apache::lonxml::counter;
342: foreach $name (@whichopt) {
343: my $text=$Apache::response::foilgroup{$name.'.text'};
344: if ($text!~/^\s*$/) {
345: if ($target eq 'tex') {
346: $break='\vskip 0 mm ';
347: } elsif ($target eq 'web') {
348: $break='<br />';
349: }
350: }
351: my $lastopt=$lastresponse{$name};
352: my $optionlist="<option></option>\n";
353: my $option;
354: foreach $option (@opt) {
355: if ($option eq $lastopt) {
356: $optionlist.="<option selected=\"on\">$option</option>\n";
357: } else {
358: $optionlist.="<option>$option</option>\n";
359: }
360: }
361: if ($target ne 'tex') {
362: if ($Apache::lonhomework::type ne 'exam') {
363: $optionlist='<select name="HWVAL_'.
364: $Apache::inputtags::response['-1'].':'.$temp.'">'.
365: $optionlist."</select>\n";
366: }
367: my $text=$Apache::response::foilgroup{$name.'.text'};
368: if (!($text=~s|<drawoptionlist\s*/>|$optionlist|) && $Apache::lonhomework::type ne 'exam') {
369: $text=$optionlist.$text;
370: }
371: $result.=$break.$text."\n";
372: if ($Apache::lonhomework::type eq 'exam') {
373: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
374: }
375: $temp++;
376: } else {
377: my $texoptionlist = &optionlist_correction($optionlist);
378: if ($displayoptionintex == 0) {
379: if ($Apache::lonhomework::type eq 'exam') {$texoptionlist='';} #if exam we do not need to show optionlist
380: if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
381: if ($Apache::lonhomework::type eq 'exam') {
382: $Apache::response::foilgroup{$name.'.text'}=~s/\\item/\\vskip 2 mm/;
383: }
384: if ($Apache::response::foilgroup{$name.'.text'}=~/<drawoptionlist\s*\/>/) {
385: $Apache::response::foilgroup{$name.'.text'}=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
386: }
387: $result.= $texoptionlist.$Apache::response::foilgroup{$name.'.text'};
388: } else {
389: if ($Apache::lonhomework::type eq 'exam') {
390: $result.= $texoptionlist.' '.$Apache::response::foilgroup{$name.'.text'};
391: } else {
392: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$Apache::response::foilgroup{$name.'.text'};
393: }
394: }
395: if ($Apache::lonhomework::type eq 'exam') {
396: $result.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&bubbles(\@alphabet,\@opt).'}\end{enumerate}} \vskip -9 mm \strut ';
397: $internal_counter++;
398: }
399: $displayoptionintex=1;
400: } else {
401: if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
402: if ($Apache::lonhomework::type eq 'exam') {
403: $Apache::response::foilgroup{$name.'.text'}=~s/\\item//;
404: }
405: if ($Apache::response::foilgroup{$name.'.text'}=~/<drawoptionlist\s*\/>/) {
406: $Apache::response::foilgroup{$name.'.text'}=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
407: }
408: $result.= $Apache::response::foilgroup{$name.'.text'};
409: } else {
410: if ($Apache::lonhomework::type eq 'exam') {
411: $result.= ' '.$Apache::response::foilgroup{$name.'.text'};
412: } else {
413: $result.= '\item '.$Apache::response::foilgroup{$name.'.text'};
414: }
415: }
416: if ($Apache::lonhomework::type eq 'exam') {
417: $result.='\vskip -2 mm \parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&bubbles(\@alphabet,\@opt).'}\end{enumerate}} \vskip -9 mm \strut ';
418: $internal_counter++;
419: }
420: }
421: }
422: }
423: }
424: if ($target ne 'tex') {
425: return $result.$break;
426: } else {
427: return $result;
428: }
429: }
430:
431:
432: sub optionlist_correction {
433:
434: my $texoptionlist = shift;
435: if ($texoptionlist=~/<option selected/ or $texoptionlist=~/<option>[^<]+<\/option>/) {
436: $texoptionlist =~ s/<option><\/option>/\\item \[\] Choices: /;
437: $texoptionlist =~ s/<option>/\{\\bf /g;
438: $texoptionlist =~ s/<option selected="on">/\{\\bf /g;
439: $texoptionlist =~ s/<\/option>/\},/g;
440: $texoptionlist =~ s/,$/\./g;
441: $texoptionlist =~ s/>/\$>\$/g;
442: $texoptionlist =~ s/</\$<\$/g;
443: $texoptionlist =~ s/=/\$=\$/g;
444: $texoptionlist =~ s/\^(\d+)/<m>\$$1\$<\/m>/g;
445: } else {
446: $texoptionlist =~ s/<option><\/option>/\\item \[\] \\vskip -5 mm/;
447: }
448: return $texoptionlist;
449: }
450:
451:
452: sub webbubbles {
453:
454: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
455: my @opt=@$ropt;
456: my @alphabet=@$ralphabet;
457: my $result='';
458: my $number_of_bubbles = $#opt + 1;
459: $result.= '<table border="1"><tr>';
460: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
461: my $checked='';
462: if ($lastopt eq $opt[$ind]) {
463: $checked=' checked="on" ';
464: }
465: $result.='<td><input type="radio" name="HWVAL_'.
466: $Apache::inputtags::response['-1'].':'.$temp.
467: '" value="'.$opt[$ind].'" '.$checked.' />'.$alphabet[$ind].': '.
468: $opt[$ind].'</td>';
469: }
470: $result.='</tr></table>';
471: return $result;
472: }
473:
474:
475: sub bubbles {
476:
477: my ($ralphabit,$ropt) = @_;
478: my @alphabet = @$ralphabit;
479: my @opt = @$ropt;
480: my ($result,$head,$line) =('','','');
481: my $number_of_bubbles = $#opt + 1;
482: my $current_length = 0;
483: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
484: $current_length += (length($opt[$ind])+length($alphabet[$ind])+2)*2;
485: if ($current_length<0.9*$ENV{'form.textwidth'} and $ind!=$number_of_bubbles) {
486: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
487: $head.='lr';
488: } else {
489: $line=~s/\&\s*$//;
490: $result.='\vskip -5 mm\begin{tabular}{'.$head.'}\\\\'.$line.'\\\\\end{tabular}';
491: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
492: $head ='lr';
493: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
494: }
495:
496: }
497: return $result;
498: }
499:
500:
501: sub start_conceptgroup {
502: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
503: $Apache::optionresponse::conceptgroup=1;
504: %Apache::response::conceptgroup=();
505: my $result;
506: if ($target eq 'edit') {
507: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
508: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
509: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
510: }
511: if ($target eq 'modified') {
512: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
513: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
514: }
515: return $result;
516: }
517:
518: sub end_conceptgroup {
519: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
520: $Apache::optionresponse::conceptgroup=0;
521: my $result='';
522: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
523: $target eq 'tex' || $target eq 'analyze') {
524: #if not there aren't any foils to display and thus no question
525: &Apache::response::pick_foil_for_concept($target,
526: ['value','text','location'],
527: \%Apache::hint::option,
528: $parstack,$safeeval);
529: } elsif ($target eq 'edit') {
530: $result=&Apache::edit::end_table();
531: }
532: return $result;
533: }
534:
535: sub insert_conceptgroup {
536: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
537: return $result;
538: }
539:
540: sub start_foil {
541: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
542: my $result='';
543: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
544: &Apache::lonxml::startredirection;
545: } elsif ($target eq 'edit') {
546: $result=&Apache::edit::tag_start($target,$token,"Foil");
547: my $level='-2';
548: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
549: my @opt;
550: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
551: $result.=&Apache::edit::text_arg('Name:','name',$token);
552: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
553: ['unused',(@opt)],$token,'15');
554: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
555: $safeeval,'-3');
556: if ($randomize ne 'no') {
557: $result.=&Apache::edit::select_arg('Location:','location',
558: ['random','top','bottom'],$token);
559: }
560: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
561: } elsif ($target eq 'modified') {
562: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
563: 'value','name','location');
564: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
565: }
566: return $result;
567: }
568:
569: sub end_foil {
570: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
571: my $text ='';
572: my $result = '';
573: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
574: $text=&Apache::lonxml::endredirection;
575: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') { $text = '\vspace*{-2 mm}\item '.$text; }
576: }
577: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
578: || $target eq 'tex' || $target eq 'analyze') {
579: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
580: if ($value ne 'unused') {
581: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
582: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
583: &Apache::lonxml::debug("Got a name of :$name:");
584: if (!$name) { $name=$Apache::lonxml::curdepth; }
585: &Apache::lonxml::debug("Using a name of :$name:");
586: if ( $Apache::optionresponse::conceptgroup
587: && !&Apache::response::showallfoils() ) {
588: push @{ $Apache::response::conceptgroup{'names'} }, $name;
589: $Apache::response::conceptgroup{"$name.value"} = $value;
590: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
591: $Apache::response::conceptgroup{"$name.text"} = '\vskip 4 mm $\triangleright$ '.$text;
592: } else {
593: $Apache::response::conceptgroup{"$name.text"} = $text;
594: }
595: $Apache::response::conceptgroup{"$name.location"} = $location;
596: } else {
597: push @{ $Apache::response::foilgroup{'names'} }, $name;
598: $Apache::response::foilgroup{"$name.value"} = $value;
599: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
600: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
601: } else {
602: $Apache::response::foilgroup{"$name.text"} = $text;
603: }
604: $Apache::response::foilgroup{"$name.location"} = $location;
605: }
606: }
607: }
608: if ($target eq 'edit') {
609: $result.= &Apache::edit::tag_end($target,$token,'');
610: }
611: return $result;
612: }
613:
614: sub insert_foil {
615: return '
616: <foil name="" value="unused">
617: <startouttext />
618: <endouttext />
619: </foil>';
620: }
621: 1;
622: __END__
623:
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