Annotation of loncom/homework/matchresponse.pm, revision 1.18
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.18 ! albertel 4: # $Id: matchresponse.pm,v 1.17 2003/05/06 22:08:28 albertel Exp $
1.1 albertel 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: # 2/21 Guy
29:
30: package Apache::matchresponse;
31: use strict;
32: use HTML::Entities();
33: use Math::Random();
1.6 sakharuk 34: use Apache::optionresponse;
35:
1.1 albertel 36: BEGIN {
37: &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
38: }
39:
40: sub start_matchresponse {
41: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
42: my $result;
43: #when in a matchresponse use these
44: &Apache::lonxml::register('Apache::matchresponse',
45: ('foilgroup','foil','conceptgroup','item',
46: 'itemgroup'));
47: push (@Apache::lonxml::namespace,'matchresponse');
48: my $id = &Apache::response::start_response($parstack,$safeeval);
49: %Apache::hint::match=();
50: if ($target eq 'meta') {
51: $result=&Apache::response::meta_package_write('matchresponse');
52: } elsif ($target eq 'edit' ) {
53: $result.=&Apache::edit::start_table($token).
54: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
55: &Apache::edit::deletelist($target,$token)
56: ."</td><td> ".&Apache::edit::end_row()
57: .&Apache::edit::start_spanning_row();
58:
59: $result.=
60: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
61: &Apache::edit::select_arg('Randomize Foil Order','randomize',
62: ['yes','no'],$token).
63: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
64: } elsif ($target eq 'modified') {
65: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
66: $safeeval,'max',
67: 'randomize');
68: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
69: }
70: return $result;
71: }
72:
73: sub end_matchresponse {
74: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
75: my $result;
76: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
77: &Apache::response::end_response;
78: pop @Apache::lonxml::namespace;
79: &Apache::lonxml::deregister('Apache::matchresponse',
80: ('foilgroup','foil','conceptgroup'));
81: return $result;
82: }
83:
84: %Apache::response::itemgroup=();
85: sub start_itemgroup {
86: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
87: my $result;
88: %Apache::response::itemgroup=();
1.4 albertel 89: %Apache::matchresponse::itemtable=();
1.15 albertel 90:
1.1 albertel 91: if ($target eq 'edit') {
92: $result=&Apache::edit::tag_start($target,$token);
93: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
94: ['yes','no'],$token);
1.4 albertel 95: $result.=&Apache::edit::select_arg('Items Display Location:',
96: 'location',
97: ['top','bottom','left','right'],
98: $token);
1.1 albertel 99: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4 albertel 100: } elsif ($target eq 'modified') {
101: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
102: $safeeval,'randomize',
103: 'location');
104: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
105: } elsif ($target eq 'web') {
106: $Apache::matchresponse::itemtable{'location'}=
107: &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.1 albertel 108: }
109: return $result;
110: }
111:
112: sub end_itemgroup {
113: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
114: my $result;
115:
1.17 albertel 116: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1 albertel 117: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
118: my @names=@{ $Apache::response::itemgroup{'names'} };
119: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2 albertel 120: if ($randomize ne 'no' ) {
1.18 ! albertel 121: @names=&Apache::response::whichorder($#names+1,$randomize,0,
! 122: \%Apache::response::itemgroup);
1.1 albertel 123: }
124: my %letter_name_map;
125: my %name_letter_map;
126: my @alphabet=('A'..'Z');
127: my $i=0;
128: foreach my $name (@names) {
129: $letter_name_map{$alphabet[$i]}=$name;
130: $name_letter_map{$name}=$alphabet[$i];
131: $i++;
132: }
1.15 albertel 133: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 134: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
135: if ($target eq 'web') {
1.4 albertel 136: my $table='<table>';
1.1 albertel 137: my $i=0;
138: foreach my $name (@names) {
1.4 albertel 139: $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
1.1 albertel 140: $Apache::response::itemgroup{$name.'.text'}.
141: '</td></tr>';
142: $i++;
143: }
1.4 albertel 144: $table.='</table>';
145: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 146: } elsif ($target eq 'tex') {
147: my $table=' \\\\\\\\ \begin{tabular}{ll} ';
148: my $i=0;
149: foreach my $name (@names) {
1.11 sakharuk 150: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.5 sakharuk 151: $table.=' '.$alphabet[$i].' & '.
152: $Apache::response::itemgroup{$name.'.text'}.
153: ' \\\\ ';
154: $i++;
155: }
156: $table.=' \end{tabular} \\\\ ';
157: $Apache::matchresponse::itemtable{'display'}=$table;
1.17 albertel 158: }
1.1 albertel 159: return $result;
160: }
161:
162: sub start_item {
163: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
164: my $result='';
1.5 sakharuk 165: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 166: &Apache::lonxml::startredirection;
167: } elsif ($target eq 'edit') {
1.3 albertel 168: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
169: $safeeval,'-2');
1.1 albertel 170: $result=&Apache::edit::tag_start($target,$token,"Item");
171: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 172: if ($randomize ne 'no') {
173: $result.=&Apache::edit::select_arg('Location:','location',
174: ['random','top','bottom'],
175: $token);
176: }
177: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 178: } elsif ($target eq 'modified') {
179: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 180: $safeeval,'name',
181: 'location');
1.1 albertel 182: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
183: }
184: return $result;
185: }
186:
187: sub end_item {
188: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
189: my $text ='';
190: my $result = '';
1.5 sakharuk 191: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 192: $text=&Apache::lonxml::endredirection;
193: }
194: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.5 sakharuk 195: $target eq 'edit' || $target eq 'tex') {
1.1 albertel 196: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 197: my $location=&Apache::lonxml::get_param('location',$parstack,
198: $safeeval);
1.1 albertel 199: &Apache::lonxml::debug("Got a name of :$name:");
200: if (!$name) { $name=$Apache::lonxml::curdepth; }
201: &Apache::lonxml::debug("Using a name of :$name:");
202: push @{ $Apache::response::itemgroup{'names'} }, $name;
203: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 204: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 205: }
206: if ($target eq 'edit') {
207: $result.= &Apache::edit::tag_end($target,$token,'');
208: }
209: return $result;
210: }
211:
212: sub insert_item {
213: return '
214: <item name="">
215: <startouttext />
216: <endouttext />
217: </item>';
218: }
219:
220: %Apache::response::foilgroup=();
221: sub start_foilgroup {
222: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
223: my $result;
224: %Apache::response::foilgroup=();
225: $Apache::matchresponse::conceptgroup=0;
226: &Apache::response::setrandomnumber();
227: if ($target eq 'edit') {
228: $result.=&Apache::edit::start_table($token)
229: ."<tr><td>Collection Of Foils</td><td>Delete:"
230: .&Apache::edit::deletelist($target,$token)
231: ."</td><td> ".&Apache::edit::end_row()
232: .&Apache::edit::start_spanning_row()."\n";
233: }
234: return $result;
235: }
236:
237: sub end_foilgroup {
238: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
239: my $result;
1.5 sakharuk 240: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 241: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
242: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
243: $safeeval,'-2');
1.5 sakharuk 244: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 245: $result=&displayfoils($target,$max,$randomize);
246: } elsif ($target eq 'answer' ) {
247: $result=&displayanswers($max,$randomize);
248: } elsif ( $target eq 'grade') {
249: &grade_response($max,$randomize);
250: }
251: } elsif ($target eq 'edit') {
252: $result=&Apache::edit::end_table();
253: }
254: return $result;
255: }
256:
257: sub displayanswers {
258: my ($max,$randomize,@opt)=@_;
259: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
260: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 ! albertel 261: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
! 262: $randomize,
! 263: &Apache::response::showallfoils(),
! 264: \%Apache::response::foilgroup);
1.1 albertel 265: my $result=&Apache::response::answer_header('matchresponse');
266: my %name_letter_map;
267: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
268: %name_letter_map=
269: %{ $Apache::response::itemgroup{'name_letter_map'} };
270: }
271: foreach my $name (@whichfoils) {
272: my $value_name=$Apache::response::foilgroup{$name.'.value'};
273: my $letter=$name_letter_map{$value_name};
274: $result.=&Apache::response::answer_part('matchresponse',$letter);
275: }
276: $result.=&Apache::response::answer_footer('matchresponse');
277: return $result;
278: }
279:
280:
281: sub grade_response {
282: my ($max,$randomize)=@_;
1.18 ! albertel 283: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
! 284: $randomize,
! 285: &Apache::response::showallfoils(),
! 286: \%Apache::response::foilgroup);
1.1 albertel 287: if (!defined($ENV{'form.submitted'})) { return; }
288: my %responsehash;
289: my %grade;
290: my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
291: my %letter_name_map;
292: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
293: %letter_name_map=
294: %{ $Apache::response::itemgroup{'letter_name_map'} };
295: }
296: foreach my $name (@whichfoils) {
297: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
298: my $responsename = $letter_name_map{$response};
299: $responsehash{$name}=$responsename;
300: my $value=$Apache::response::foilgroup{$name.'.value'};
301: if ( $response =~ /[^\s]/) {
302: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
303: if ($value eq $responsename) {
304: $grade{$name}='1'; $right++;
305: } else {
306: $grade{$name}='0'; $wrong++;
307: }
308: } else {
309: $ignored++;
310: }
311: $temp++;
312: }
313: my $part=$Apache::inputtags::part;
314: my $id = $Apache::inputtags::response['-1'];
315: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
316: my $gradestr =&Apache::lonnet::hash2str(%grade);
317: my %previous =&Apache::response::check_for_previous($responsestr,
318: $part,$id);
319: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
320: my $ad;
321: if ($wrong==0 && $ignored==0) {
322: $ad='EXACT_ANS';
323: } elsif ($wrong==0 && $right==0) {
324: #nothing submitted
325: } else {
326: if ($ignored==0) {
327: $ad='INCORRECT';
328: } else {
329: $ad='MISSING_ANSWER';
330: }
331: }
332: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
333: $responsestr;
334: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
335: $gradestr;
336: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
337: &Apache::response::handle_previous(\%previous,$ad);
338: }
339:
1.4 albertel 340: sub itemdisplay {
341: my ($location)=@_;
342: if ($location eq 'top' &&
343: !defined($Apache::matchresponse::itemtable{'location'})) {
344: return $Apache::matchresponse::itemtable{'display'};
345: }
346: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
347: return $Apache::matchresponse::itemtable{'display'};
348: }
349: return undef;
350: }
1.1 albertel 351: sub displayfoils {
352: my ($target,$max,$randomize)=@_;
353: my $result;
1.4 albertel 354: my $question;
1.18 ! albertel 355: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
! 356: $randomize,
! 357: &Apache::response::showallfoils(),
! 358: \%Apache::response::foilgroup);
1.1 albertel 359: my $part=$Apache::inputtags::part;
360: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
361: my $status=$Apache::inputtags::status[-1];
362: my %letter_name_map;
363: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
364: %letter_name_map=
365: %{ $Apache::response::itemgroup{'letter_name_map'} };
366: }
367: my %name_letter_map;
368: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
369: %name_letter_map=
370: %{ $Apache::response::itemgroup{'name_letter_map'} };
371: }
372: if (($solved =~ /^correct/) || ($status eq 'SHOW_ANSWER')) {
373: foreach my $name (@whichfoils) {
374: my $text=$Apache::response::foilgroup{$name.'.text'};
375: my $value=$Apache::response::foilgroup{$name.'.value'};
376: my $letter=$name_letter_map{$value};
1.5 sakharuk 377: if ($target eq 'tex') {
378: $question.=' \\\\ '.$letter.':'.$text;
379: } else {
380: $question.='<br />'.$letter.':'.$text;
381: }
1.1 albertel 382: }
383: } else {
384: my $i = 0;
385: my $temp=0;
386: my $id=$Apache::inputtags::response[-1];
387: my $part=$Apache::inputtags::part;
388: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 389: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
390: my @alphabet=('A'..'Z');
1.15 albertel 391: my @used_letters=sort(keys(%letter_name_map));
1.1 albertel 392: foreach my $name (@whichfoils) {
393: my $lastopt=$lastresponse{$name};
394: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 395: my $optionlist = '';
1.7 sakharuk 396: if ($target ne 'tex') {
397: $optionlist="<option></option>\n";
398: } else {
399: if ($Apache::lonhomework::type ne 'exam') {
400: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
401: }
402: }
1.1 albertel 403: my $option;
1.15 albertel 404: foreach $option (@used_letters) {
1.1 albertel 405: if ($option eq $last_letter) {
1.6 sakharuk 406: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 407: } else {
1.6 sakharuk 408: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 409: }
410: }
1.5 sakharuk 411: if ($target ne 'tex') {
412: $optionlist='<select name="HWVAL_'.
413: $Apache::inputtags::response[-1].':'.$temp.'">'.
414: $optionlist."</select>\n";
415: }
1.1 albertel 416: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 417: if ($target ne 'tex') {
418: $question.='<br />'.$optionlist.$text."\n";
1.6 sakharuk 419: if ($Apache::lonhomework::type eq 'exam') {
1.15 albertel 420: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters);
1.6 sakharuk 421: }
422: } else {
423: if ($Apache::lonhomework::type eq 'exam') {
424: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 425: my @emptyItems = ();
1.16 albertel 426: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
427: $question.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'}\end{enumerate}} \vskip -10 mm \strut ';
1.6 sakharuk 428: } else {
429: $question.=' \\\\ '.$optionlist.$text."\n";
430: }
1.5 sakharuk 431: }
1.1 albertel 432: $temp++;
433: }
1.4 albertel 434: }
435: if ($result=&itemdisplay('top')) {
436: $result.=$question;
437: } elsif ($result=&itemdisplay('bottom')) {
438: $result=$question.$result;
439: } elsif ($result=&itemdisplay('right')) {
440: $result='<table><tr><td>'.$question.'</td><td>'.$result.
441: '</td></tr></table>';
442: } elsif ($result=&itemdisplay('left')) {
443: $result='<table><tr><td>'.$result.'</td><td>'.$question.
444: '</td></tr></table>';
1.1 albertel 445: }
1.5 sakharuk 446: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 447: return $result;
448: }
449:
450: sub getfoilcounts {
451: my ($max)=@_;
452: # +1 since instructors will count from 1
453: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
454: if (&Apache::response::showallfoils()) { $max=$count; }
455: if ($count>$max) { $count=$max }
456: &Apache::lonxml::debug("Count is $count from $max");
457: return $count;
458: }
459:
460:
461: sub start_conceptgroup {
462: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
463: $Apache::matchresponse::conceptgroup=1;
464: %Apache::response::conceptgroup=();
465: my $result;
466: if ($target eq 'edit') {
467: $result.=&Apache::edit::tag_start($target,$token,
468: "Concept Grouped Foils");
469: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
470: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
471: }
472: if ($target eq 'modified') {
473: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
474: $safeeval,'concept');
475: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
476: }
477: return $result;
478: }
479:
480: sub end_conceptgroup {
481: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
482: $Apache::matchresponse::conceptgroup=0;
483: my $result='';
484: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
485: #if not there aren't any foils to display and thus no question
486: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
487: my @names = @{ $Apache::response::conceptgroup{'names'} };
488: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
489: my $name=$names[$pick];
490: push @{ $Apache::response::foilgroup{'names'} }, $name;
491: $Apache::response::foilgroup{"$name.value"} =
492: $Apache::response::conceptgroup{"$name.value"};
493: $Apache::response::foilgroup{"$name.text"} =
494: $Apache::response::conceptgroup{"$name.text"};
495: $Apache::response::foilgroup{"$name.location"} =
496: $Apache::response::conceptgroup{"$name.location"};
497: my $concept = &Apache::lonxml::get_param('concept',$parstack,
498: $safeeval);
499: $Apache::response::foilgroup{"$name.concept"} = $concept;
500: &Apache::lonxml::debug("Selecting $name in $concept");
501: if ($target eq 'web') {
502: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
503: push(@{ $Apache::hint::match{"$part_id.concepts"} },
504: $concept);
505: $Apache::hint::match{"$part_id.concept.$concept"}=
506: $Apache::response::conceptgroup{'names'};
507: }
508: }
509: } elsif ($target eq 'edit') {
510: $result=&Apache::edit::end_table();
511: }
512: return $result;
513: }
514:
515: sub insert_conceptgroup {
516: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
517: return $result;
518: }
519:
520: sub start_foil {
521: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
522: my $result='';
1.5 sakharuk 523: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 524: &Apache::lonxml::startredirection;
525: } elsif ($target eq 'edit') {
526: $result=&Apache::edit::tag_start($target,$token,"Foil");
527: my $level='-2';
528: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
529: $result.=&Apache::edit::text_arg('Name:','name',$token);
530: my @names;
531: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
532: @names=@{ $Apache::response::itemgroup{'names'} };
533: }
534: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
535: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
536: $safeeval,'-3');
537: if ($randomize ne 'no') {
538: $result.=&Apache::edit::select_arg('Location:','location',
539: ['random','top','bottom'],$token);
540: }
541: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
542: } elsif ($target eq 'modified') {
543: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
544: $safeeval,'value',
545: 'name','location');
546: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
547: }
548: return $result;
549: }
550:
551: sub end_foil {
552: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
553: my $text ='';
554: my $result = '';
1.5 sakharuk 555: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 556: $text=&Apache::lonxml::endredirection;
557: }
1.5 sakharuk 558: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 559: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
560: if ($value ne 'unused') {
561: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
562: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
563: &Apache::lonxml::debug("Got a name of :$name:");
564: if (!$name) { $name=$Apache::lonxml::curdepth; }
565: &Apache::lonxml::debug("Using a name of :$name:");
566: if ( $Apache::matchresponse::conceptgroup
567: && !&Apache::response::showallfoils() ) {
568: push @{ $Apache::response::conceptgroup{'names'} }, $name;
569: $Apache::response::conceptgroup{"$name.value"} = $value;
1.14 sakharuk 570: if ($target eq 'tex') {
571: $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
572: } else {
573: $Apache::response::conceptgroup{"$name.text"} = $text;
574: }
1.1 albertel 575: $Apache::response::conceptgroup{"$name.location"} = $location;
576: } else {
577: push @{ $Apache::response::foilgroup{'names'} }, $name;
578: $Apache::response::foilgroup{"$name.value"} = $value;
1.16 albertel 579: if ($Apache::lonhomework::type eq 'exam') {
1.14 sakharuk 580: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
581: } else {
582: if ($target eq 'tex') {
583: $Apache::response::foilgroup{"$name.text"} = ' $\triangleright$ '.$text;
584: } else {
585: $Apache::response::foilgroup{"$name.text"} = $text;
586: }
587: }
1.1 albertel 588: $Apache::response::foilgroup{"$name.location"} = $location;
589: }
590: }
591: }
592: if ($target eq 'edit') {
593: $result.= &Apache::edit::tag_end($target,$token,'');
594: }
595: return $result;
596: }
597:
598: sub insert_foil {
599: return '
600: <foil name="" value="unused">
601: <startouttext />
602: <endouttext />
603: </foil>';
604: }
605: 1;
606: __END__
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