Annotation of loncom/homework/matchresponse.pm, revision 1.8
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.8 ! sakharuk 4: # $Id: matchresponse.pm,v 1.7 2003/03/19 18:36:37 sakharuk 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:
1.8 ! sakharuk 36: my @Items = ();
1.1 albertel 37:
38: BEGIN {
39: &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
40: }
41:
42: sub start_matchresponse {
43: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
44: my $result;
45: #when in a matchresponse use these
46: &Apache::lonxml::register('Apache::matchresponse',
47: ('foilgroup','foil','conceptgroup','item',
48: 'itemgroup'));
49: push (@Apache::lonxml::namespace,'matchresponse');
50: my $id = &Apache::response::start_response($parstack,$safeeval);
51: %Apache::hint::match=();
52: if ($target eq 'meta') {
53: $result=&Apache::response::meta_package_write('matchresponse');
54: } elsif ($target eq 'edit' ) {
55: $result.=&Apache::edit::start_table($token).
56: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
57: &Apache::edit::deletelist($target,$token)
58: ."</td><td> ".&Apache::edit::end_row()
59: .&Apache::edit::start_spanning_row();
60:
61: $result.=
62: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
63: &Apache::edit::select_arg('Randomize Foil Order','randomize',
64: ['yes','no'],$token).
65: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
66: } elsif ($target eq 'modified') {
67: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
68: $safeeval,'max',
69: 'randomize');
70: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
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 $result;
90: %Apache::response::itemgroup=();
1.4 albertel 91: %Apache::matchresponse::itemtable=();
1.1 albertel 92: if ($target eq 'edit') {
93: $result=&Apache::edit::tag_start($target,$token);
94: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
95: ['yes','no'],$token);
1.4 albertel 96: $result.=&Apache::edit::select_arg('Items Display Location:',
97: 'location',
98: ['top','bottom','left','right'],
99: $token);
1.1 albertel 100: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4 albertel 101: } elsif ($target eq 'modified') {
102: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
103: $safeeval,'randomize',
104: 'location');
105: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
106: } elsif ($target eq 'web') {
107: $Apache::matchresponse::itemtable{'location'}=
108: &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.1 albertel 109: }
110: return $result;
111: }
112:
113: sub end_itemgroup {
114: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
115: my $result;
116:
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' ) {
1.3 albertel 121: @names=&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];
1.6 sakharuk 131: push @Items, $alphabet[$i];
1.1 albertel 132: $i++;
133: }
1.6 sakharuk 134: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 135: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
136: if ($target eq 'web') {
1.4 albertel 137: my $table='<table>';
1.1 albertel 138: my $i=0;
139: foreach my $name (@names) {
1.4 albertel 140: $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
1.1 albertel 141: $Apache::response::itemgroup{$name.'.text'}.
142: '</td></tr>';
143: $i++;
144: }
1.4 albertel 145: $table.='</table>';
146: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 147: } elsif ($target eq 'tex') {
148: my $table=' \\\\\\\\ \begin{tabular}{ll} ';
149: my $i=0;
150: foreach my $name (@names) {
151: $table.=' '.$alphabet[$i].' & '.
152: $Apache::response::itemgroup{$name.'.text'}.
153: ' \\\\ ';
154: $i++;
155: }
156: $table.=' \end{tabular} \\\\ ';
157: $Apache::matchresponse::itemtable{'display'}=$table;
1.1 albertel 158: } elsif ($target eq 'edit') { $result=&Apache::edit::end_table(); }
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 = @{ $Apache::response::foilgroup{'names'} };
1.3 albertel 261: my @whichfoils = &whichorder(&getfoilcounts($max),$randomize,
262: &Apache::response::showallfoils(),
263: \%Apache::response::foilgroup);
1.1 albertel 264: my $result=&Apache::response::answer_header('matchresponse');
265: my %name_letter_map;
266: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
267: %name_letter_map=
268: %{ $Apache::response::itemgroup{'name_letter_map'} };
269: }
270: foreach my $name (@whichfoils) {
271: my $value_name=$Apache::response::foilgroup{$name.'.value'};
272: my $letter=$name_letter_map{$value_name};
273: $result.=&Apache::response::answer_part('matchresponse',$letter);
274: }
275: $result.=&Apache::response::answer_footer('matchresponse');
276: return $result;
277: }
278:
279:
280: sub grade_response {
281: my ($max,$randomize)=@_;
1.3 albertel 282: my (@whichfoils)=&whichorder(&getfoilcounts($max),$randomize,
283: &Apache::response::showallfoils(),
284: \%Apache::response::foilgroup);
1.1 albertel 285: if (!defined($ENV{'form.submitted'})) { return; }
286: my %responsehash;
287: my %grade;
288: my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
289: my %letter_name_map;
290: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
291: %letter_name_map=
292: %{ $Apache::response::itemgroup{'letter_name_map'} };
293: }
294: foreach my $name (@whichfoils) {
295: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
296: my $responsename = $letter_name_map{$response};
297: $responsehash{$name}=$responsename;
298: my $value=$Apache::response::foilgroup{$name.'.value'};
299: if ( $response =~ /[^\s]/) {
300: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
301: if ($value eq $responsename) {
302: $grade{$name}='1'; $right++;
303: } else {
304: $grade{$name}='0'; $wrong++;
305: }
306: } else {
307: $ignored++;
308: }
309: $temp++;
310: }
311: my $part=$Apache::inputtags::part;
312: my $id = $Apache::inputtags::response['-1'];
313: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
314: my $gradestr =&Apache::lonnet::hash2str(%grade);
315: my %previous =&Apache::response::check_for_previous($responsestr,
316: $part,$id);
317: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
318: my $ad;
319: if ($wrong==0 && $ignored==0) {
320: $ad='EXACT_ANS';
321: } elsif ($wrong==0 && $right==0) {
322: #nothing submitted
323: } else {
324: if ($ignored==0) {
325: $ad='INCORRECT';
326: } else {
327: $ad='MISSING_ANSWER';
328: }
329: }
330: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
331: $responsestr;
332: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
333: $gradestr;
334: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
335: &Apache::response::handle_previous(\%previous,$ad);
336: }
337:
1.4 albertel 338: sub itemdisplay {
339: my ($location)=@_;
340: if ($location eq 'top' &&
341: !defined($Apache::matchresponse::itemtable{'location'})) {
342: return $Apache::matchresponse::itemtable{'display'};
343: }
344: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
345: return $Apache::matchresponse::itemtable{'display'};
346: }
347: return undef;
348: }
1.1 albertel 349: sub displayfoils {
350: my ($target,$max,$randomize)=@_;
351: my $result;
1.4 albertel 352: my $question;
1.3 albertel 353: my (@whichfoils)=&whichorder(&getfoilcounts($max),$randomize,
354: &Apache::response::showallfoils(),
355: \%Apache::response::foilgroup);
1.1 albertel 356: my $part=$Apache::inputtags::part;
357: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
358: my $status=$Apache::inputtags::status[-1];
359: my %letter_name_map;
360: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
361: %letter_name_map=
362: %{ $Apache::response::itemgroup{'letter_name_map'} };
363: }
364: my %name_letter_map;
365: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
366: %name_letter_map=
367: %{ $Apache::response::itemgroup{'name_letter_map'} };
368: }
369: if (($solved =~ /^correct/) || ($status eq 'SHOW_ANSWER')) {
370: foreach my $name (@whichfoils) {
371: my $text=$Apache::response::foilgroup{$name.'.text'};
372: my $value=$Apache::response::foilgroup{$name.'.value'};
373: my $letter=$name_letter_map{$value};
1.5 sakharuk 374: if ($target eq 'tex') {
375: $question.=' \\\\ '.$letter.':'.$text;
376: } else {
377: $question.='<br />'.$letter.':'.$text;
378: }
1.1 albertel 379: }
380: } else {
381: my $i = 0;
382: my $temp=0;
383: my $id=$Apache::inputtags::response[-1];
384: my $part=$Apache::inputtags::part;
385: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
386: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
387: foreach my $name (@whichfoils) {
388: my $lastopt=$lastresponse{$name};
389: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 390: my $optionlist = '';
1.7 sakharuk 391: if ($target ne 'tex') {
392: $optionlist="<option></option>\n";
393: } else {
394: if ($Apache::lonhomework::type ne 'exam') {
395: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
396: } else {
397: $optionlist='\begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
398: }
399: }
1.1 albertel 400: my $option;
401: foreach $option (sort(keys(%letter_name_map))) {
402: if ($option eq $last_letter) {
1.6 sakharuk 403: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 404: } else {
1.6 sakharuk 405: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 406: }
407: }
1.5 sakharuk 408: if ($target ne 'tex') {
409: $optionlist='<select name="HWVAL_'.
410: $Apache::inputtags::response[-1].':'.$temp.'">'.
411: $optionlist."</select>\n";
412: } else {
413: $optionlist=$optionlist;
414: }
1.1 albertel 415: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 416: if ($target ne 'tex') {
417: $question.='<br />'.$optionlist.$text."\n";
1.6 sakharuk 418: if ($Apache::lonhomework::type eq 'exam') {
419: $question.=&Apache::optionresponse::webbubbles(\@Items,\@Items);
420: }
421: } else {
422: if ($Apache::lonhomework::type eq 'exam') {
423: $question.=' '.$optionlist.$text."\n";
1.7 sakharuk 424: $question.=&Apache::optionresponse::bubbles(\@Items,\@Items).'\end{enumerate} \vskip -7 mm \strut ';
1.6 sakharuk 425: &Apache::lonxml::increment_counter();
426: } else {
427: $question.=' \\\\ '.$optionlist.$text."\n";
428: }
1.5 sakharuk 429: }
1.1 albertel 430: $temp++;
431: }
1.4 albertel 432: }
433: if ($result=&itemdisplay('top')) {
434: $result.=$question;
435: } elsif ($result=&itemdisplay('bottom')) {
436: $result=$question.$result;
437: } elsif ($result=&itemdisplay('right')) {
438: $result='<table><tr><td>'.$question.'</td><td>'.$result.
439: '</td></tr></table>';
440: } elsif ($result=&itemdisplay('left')) {
441: $result='<table><tr><td>'.$result.'</td><td>'.$question.
442: '</td></tr></table>';
1.1 albertel 443: }
1.5 sakharuk 444: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 445: return $result;
446: }
447:
448: sub getfoilcounts {
449: my ($max)=@_;
450: # +1 since instructors will count from 1
451: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
452: if (&Apache::response::showallfoils()) { $max=$count; }
453: if ($count>$max) { $count=$max }
454: &Apache::lonxml::debug("Count is $count from $max");
455: return $count;
456: }
457:
1.3 albertel 458: sub whichorder {
459: my ($max,$randomize,$showall,$hash)=@_;
460: #&Apache::lonxml::debug("man $max randomize $randomize");
461: if (!defined(@{ $$hash{'names'} })) { return; }
462: my @names = @{ $$hash{'names'} };
1.1 albertel 463: my @whichopt =();
464: my (%top,@toplist,%bottom,@bottomlist);
1.3 albertel 465: if (!($showall || ($randomize eq 'no'))) {
1.1 albertel 466: my $current=0;
467: foreach my $name (@names) {
468: $current++;
1.3 albertel 469: if ($$hash{"$name.location"} eq 'top') {
1.1 albertel 470: $top{$name}=$current;
1.3 albertel 471: } elsif ($$hash{"$name.location"} eq 'bottom') {
1.1 albertel 472: $bottom{$name}=$current;
473: }
474: }
475: }
476: while ((($#whichopt+1) < $max) && ($#names > -1)) {
1.3 albertel 477: #&Apache::lonxml::debug("Have $#whichopt max is $max");
1.1 albertel 478: my $aopt;
1.3 albertel 479: if ($showall || ($randomize eq 'no')) {
1.1 albertel 480: $aopt=0;
481: } else {
482: $aopt=int(&Math::Random::random_uniform() * ($#names+1));
483: }
1.3 albertel 484: #&Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
1.1 albertel 485: $aopt=splice(@names,$aopt,1);
1.3 albertel 486: #&Apache::lonxml::debug("Picked $aopt");
1.1 albertel 487: if ($top{$aopt}) {
488: $toplist[$top{$aopt}]=$aopt;
489: } elsif ($bottom{$aopt}) {
490: $bottomlist[$bottom{$aopt}]=$aopt;
491: } else {
492: push (@whichopt,$aopt);
493: }
494: }
495: for (my $i=0;$i<=$#toplist;$i++) {
496: if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }
497: }
498: for (my $i=0;$i<=$#bottomlist;$i++) {
499: if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
500: }
501:
502: return @whichopt;
503: }
504:
505: sub start_conceptgroup {
506: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
507: $Apache::matchresponse::conceptgroup=1;
508: %Apache::response::conceptgroup=();
509: my $result;
510: if ($target eq 'edit') {
511: $result.=&Apache::edit::tag_start($target,$token,
512: "Concept Grouped Foils");
513: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
514: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
515: }
516: if ($target eq 'modified') {
517: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
518: $safeeval,'concept');
519: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
520: }
521: return $result;
522: }
523:
524: sub end_conceptgroup {
525: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
526: $Apache::matchresponse::conceptgroup=0;
527: my $result='';
528: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
529: #if not there aren't any foils to display and thus no question
530: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
531: my @names = @{ $Apache::response::conceptgroup{'names'} };
532: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
533: my $name=$names[$pick];
534: push @{ $Apache::response::foilgroup{'names'} }, $name;
535: $Apache::response::foilgroup{"$name.value"} =
536: $Apache::response::conceptgroup{"$name.value"};
537: $Apache::response::foilgroup{"$name.text"} =
538: $Apache::response::conceptgroup{"$name.text"};
539: $Apache::response::foilgroup{"$name.location"} =
540: $Apache::response::conceptgroup{"$name.location"};
541: my $concept = &Apache::lonxml::get_param('concept',$parstack,
542: $safeeval);
543: $Apache::response::foilgroup{"$name.concept"} = $concept;
544: &Apache::lonxml::debug("Selecting $name in $concept");
545: if ($target eq 'web') {
546: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
547: push(@{ $Apache::hint::match{"$part_id.concepts"} },
548: $concept);
549: $Apache::hint::match{"$part_id.concept.$concept"}=
550: $Apache::response::conceptgroup{'names'};
551: }
552: }
553: } elsif ($target eq 'edit') {
554: $result=&Apache::edit::end_table();
555: }
556: return $result;
557: }
558:
559: sub insert_conceptgroup {
560: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
561: return $result;
562: }
563:
564: sub start_foil {
565: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
566: my $result='';
1.5 sakharuk 567: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 568: &Apache::lonxml::startredirection;
569: } elsif ($target eq 'edit') {
570: $result=&Apache::edit::tag_start($target,$token,"Foil");
571: my $level='-2';
572: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
573: $result.=&Apache::edit::text_arg('Name:','name',$token);
574: my @names;
575: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
576: @names=@{ $Apache::response::itemgroup{'names'} };
577: }
578: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
579: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
580: $safeeval,'-3');
581: if ($randomize ne 'no') {
582: $result.=&Apache::edit::select_arg('Location:','location',
583: ['random','top','bottom'],$token);
584: }
585: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
586: } elsif ($target eq 'modified') {
587: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
588: $safeeval,'value',
589: 'name','location');
590: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
591: }
592: return $result;
593: }
594:
595: sub end_foil {
596: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
597: my $text ='';
598: my $result = '';
1.5 sakharuk 599: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 600: $text=&Apache::lonxml::endredirection;
601: }
1.5 sakharuk 602: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 603: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
604: if ($value ne 'unused') {
605: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
606: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
607: &Apache::lonxml::debug("Got a name of :$name:");
608: if (!$name) { $name=$Apache::lonxml::curdepth; }
609: &Apache::lonxml::debug("Using a name of :$name:");
610: if ( $Apache::matchresponse::conceptgroup
611: && !&Apache::response::showallfoils() ) {
612: push @{ $Apache::response::conceptgroup{'names'} }, $name;
613: $Apache::response::conceptgroup{"$name.value"} = $value;
614: $Apache::response::conceptgroup{"$name.text"} = $text;
615: $Apache::response::conceptgroup{"$name.location"} = $location;
616: } else {
617: push @{ $Apache::response::foilgroup{'names'} }, $name;
618: $Apache::response::foilgroup{"$name.value"} = $value;
619: $Apache::response::foilgroup{"$name.text"} = $text;
620: $Apache::response::foilgroup{"$name.location"} = $location;
621: }
622: }
623: }
624: if ($target eq 'edit') {
625: $result.= &Apache::edit::tag_end($target,$token,'');
626: }
627: return $result;
628: }
629:
630: sub insert_foil {
631: return '
632: <foil name="" value="unused">
633: <startouttext />
634: <endouttext />
635: </foil>';
636: }
637: 1;
638: __END__
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