Annotation of loncom/homework/matchresponse.pm, revision 1.11
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.11 ! sakharuk 4: # $Id: matchresponse.pm,v 1.10 2003/03/20 18:06:07 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];
1.9 sakharuk 131: $Items[$i] = $alphabet[$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) {
1.11 ! sakharuk 151: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.5 sakharuk 152: $table.=' '.$alphabet[$i].' & '.
153: $Apache::response::itemgroup{$name.'.text'}.
154: ' \\\\ ';
155: $i++;
156: }
157: $table.=' \end{tabular} \\\\ ';
158: $Apache::matchresponse::itemtable{'display'}=$table;
1.1 albertel 159: } elsif ($target eq 'edit') { $result=&Apache::edit::end_table(); }
160: return $result;
161: }
162:
163: sub start_item {
164: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
165: my $result='';
1.5 sakharuk 166: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 167: &Apache::lonxml::startredirection;
168: } elsif ($target eq 'edit') {
1.3 albertel 169: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
170: $safeeval,'-2');
1.1 albertel 171: $result=&Apache::edit::tag_start($target,$token,"Item");
172: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 173: if ($randomize ne 'no') {
174: $result.=&Apache::edit::select_arg('Location:','location',
175: ['random','top','bottom'],
176: $token);
177: }
178: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 179: } elsif ($target eq 'modified') {
180: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 181: $safeeval,'name',
182: 'location');
1.1 albertel 183: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
184: }
185: return $result;
186: }
187:
188: sub end_item {
189: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
190: my $text ='';
191: my $result = '';
1.5 sakharuk 192: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 193: $text=&Apache::lonxml::endredirection;
194: }
195: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.5 sakharuk 196: $target eq 'edit' || $target eq 'tex') {
1.1 albertel 197: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 198: my $location=&Apache::lonxml::get_param('location',$parstack,
199: $safeeval);
1.1 albertel 200: &Apache::lonxml::debug("Got a name of :$name:");
201: if (!$name) { $name=$Apache::lonxml::curdepth; }
202: &Apache::lonxml::debug("Using a name of :$name:");
203: push @{ $Apache::response::itemgroup{'names'} }, $name;
204: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 205: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 206: }
207: if ($target eq 'edit') {
208: $result.= &Apache::edit::tag_end($target,$token,'');
209: }
210: return $result;
211: }
212:
213: sub insert_item {
214: return '
215: <item name="">
216: <startouttext />
217: <endouttext />
218: </item>';
219: }
220:
221: %Apache::response::foilgroup=();
222: sub start_foilgroup {
223: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
224: my $result;
225: %Apache::response::foilgroup=();
226: $Apache::matchresponse::conceptgroup=0;
227: &Apache::response::setrandomnumber();
228: if ($target eq 'edit') {
229: $result.=&Apache::edit::start_table($token)
230: ."<tr><td>Collection Of Foils</td><td>Delete:"
231: .&Apache::edit::deletelist($target,$token)
232: ."</td><td> ".&Apache::edit::end_row()
233: .&Apache::edit::start_spanning_row()."\n";
234: }
235: return $result;
236: }
237:
238: sub end_foilgroup {
239: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
240: my $result;
1.5 sakharuk 241: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 242: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
243: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
244: $safeeval,'-2');
1.5 sakharuk 245: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 246: $result=&displayfoils($target,$max,$randomize);
247: } elsif ($target eq 'answer' ) {
248: $result=&displayanswers($max,$randomize);
249: } elsif ( $target eq 'grade') {
250: &grade_response($max,$randomize);
251: }
252: } elsif ($target eq 'edit') {
253: $result=&Apache::edit::end_table();
254: }
255: return $result;
256: }
257:
258: sub displayanswers {
259: my ($max,$randomize,@opt)=@_;
260: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
261: my @names = @{ $Apache::response::foilgroup{'names'} };
1.3 albertel 262: my @whichfoils = &whichorder(&getfoilcounts($max),$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,$randomize)=@_;
1.3 albertel 283: my (@whichfoils)=&whichorder(&getfoilcounts($max),$randomize,
284: &Apache::response::showallfoils(),
285: \%Apache::response::foilgroup);
1.1 albertel 286: if (!defined($ENV{'form.submitted'})) { return; }
287: my %responsehash;
288: my %grade;
289: my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
290: my %letter_name_map;
291: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
292: %letter_name_map=
293: %{ $Apache::response::itemgroup{'letter_name_map'} };
294: }
295: foreach my $name (@whichfoils) {
296: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
297: my $responsename = $letter_name_map{$response};
298: $responsehash{$name}=$responsename;
299: my $value=$Apache::response::foilgroup{$name.'.value'};
300: if ( $response =~ /[^\s]/) {
301: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
302: if ($value eq $responsename) {
303: $grade{$name}='1'; $right++;
304: } else {
305: $grade{$name}='0'; $wrong++;
306: }
307: } else {
308: $ignored++;
309: }
310: $temp++;
311: }
312: my $part=$Apache::inputtags::part;
313: my $id = $Apache::inputtags::response['-1'];
314: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
315: my $gradestr =&Apache::lonnet::hash2str(%grade);
316: my %previous =&Apache::response::check_for_previous($responsestr,
317: $part,$id);
318: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
319: my $ad;
320: if ($wrong==0 && $ignored==0) {
321: $ad='EXACT_ANS';
322: } elsif ($wrong==0 && $right==0) {
323: #nothing submitted
324: } else {
325: if ($ignored==0) {
326: $ad='INCORRECT';
327: } else {
328: $ad='MISSING_ANSWER';
329: }
330: }
331: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
332: $responsestr;
333: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
334: $gradestr;
335: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
336: &Apache::response::handle_previous(\%previous,$ad);
337: }
338:
1.4 albertel 339: sub itemdisplay {
340: my ($location)=@_;
341: if ($location eq 'top' &&
342: !defined($Apache::matchresponse::itemtable{'location'})) {
343: return $Apache::matchresponse::itemtable{'display'};
344: }
345: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
346: return $Apache::matchresponse::itemtable{'display'};
347: }
348: return undef;
349: }
1.1 albertel 350: sub displayfoils {
351: my ($target,$max,$randomize)=@_;
352: my $result;
1.4 albertel 353: my $question;
1.3 albertel 354: my (@whichfoils)=&whichorder(&getfoilcounts($max),$randomize,
355: &Apache::response::showallfoils(),
356: \%Apache::response::foilgroup);
1.1 albertel 357: my $part=$Apache::inputtags::part;
358: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
359: my $status=$Apache::inputtags::status[-1];
360: my %letter_name_map;
361: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
362: %letter_name_map=
363: %{ $Apache::response::itemgroup{'letter_name_map'} };
364: }
365: my %name_letter_map;
366: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
367: %name_letter_map=
368: %{ $Apache::response::itemgroup{'name_letter_map'} };
369: }
370: if (($solved =~ /^correct/) || ($status eq 'SHOW_ANSWER')) {
371: foreach my $name (@whichfoils) {
372: my $text=$Apache::response::foilgroup{$name.'.text'};
373: my $value=$Apache::response::foilgroup{$name.'.value'};
374: my $letter=$name_letter_map{$value};
1.5 sakharuk 375: if ($target eq 'tex') {
376: $question.=' \\\\ '.$letter.':'.$text;
377: } else {
378: $question.='<br />'.$letter.':'.$text;
379: }
1.1 albertel 380: }
381: } else {
382: my $i = 0;
383: my $temp=0;
384: my $id=$Apache::inputtags::response[-1];
385: my $part=$Apache::inputtags::part;
386: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 387: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
388: my @alphabet=('A'..'Z');
389: my @Items_letter = splice @alphabet, 0, $#Items + 1;
1.1 albertel 390: foreach my $name (@whichfoils) {
391: my $lastopt=$lastresponse{$name};
392: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 393: my $optionlist = '';
1.7 sakharuk 394: if ($target ne 'tex') {
395: $optionlist="<option></option>\n";
396: } else {
397: if ($Apache::lonhomework::type ne 'exam') {
398: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
399: } else {
400: $optionlist='\begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
401: }
402: }
1.1 albertel 403: my $option;
404: foreach $option (sort(keys(%letter_name_map))) {
405: if ($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: } else {
416: $optionlist=$optionlist;
417: }
1.1 albertel 418: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 419: if ($target ne 'tex') {
420: $question.='<br />'.$optionlist.$text."\n";
1.6 sakharuk 421: if ($Apache::lonhomework::type eq 'exam') {
1.9 sakharuk 422: $question.=&Apache::optionresponse::webbubbles(\@Items_letter,\@Items);
1.6 sakharuk 423: }
424: } else {
425: if ($Apache::lonhomework::type eq 'exam') {
426: $question.=' '.$optionlist.$text."\n";
1.9 sakharuk 427: $question.=&Apache::optionresponse::bubbles(\@Items_letter,\@Items).'\end{enumerate} \vskip -7 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 $count;
458: }
459:
1.3 albertel 460: sub whichorder {
461: my ($max,$randomize,$showall,$hash)=@_;
462: #&Apache::lonxml::debug("man $max randomize $randomize");
463: if (!defined(@{ $$hash{'names'} })) { return; }
464: my @names = @{ $$hash{'names'} };
1.1 albertel 465: my @whichopt =();
466: my (%top,@toplist,%bottom,@bottomlist);
1.3 albertel 467: if (!($showall || ($randomize eq 'no'))) {
1.1 albertel 468: my $current=0;
469: foreach my $name (@names) {
470: $current++;
1.3 albertel 471: if ($$hash{"$name.location"} eq 'top') {
1.1 albertel 472: $top{$name}=$current;
1.3 albertel 473: } elsif ($$hash{"$name.location"} eq 'bottom') {
1.1 albertel 474: $bottom{$name}=$current;
475: }
476: }
477: }
478: while ((($#whichopt+1) < $max) && ($#names > -1)) {
1.3 albertel 479: #&Apache::lonxml::debug("Have $#whichopt max is $max");
1.1 albertel 480: my $aopt;
1.3 albertel 481: if ($showall || ($randomize eq 'no')) {
1.1 albertel 482: $aopt=0;
483: } else {
484: $aopt=int(&Math::Random::random_uniform() * ($#names+1));
485: }
1.3 albertel 486: #&Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
1.1 albertel 487: $aopt=splice(@names,$aopt,1);
1.3 albertel 488: #&Apache::lonxml::debug("Picked $aopt");
1.1 albertel 489: if ($top{$aopt}) {
490: $toplist[$top{$aopt}]=$aopt;
491: } elsif ($bottom{$aopt}) {
492: $bottomlist[$bottom{$aopt}]=$aopt;
493: } else {
494: push (@whichopt,$aopt);
495: }
496: }
497: for (my $i=0;$i<=$#toplist;$i++) {
498: if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }
499: }
500: for (my $i=0;$i<=$#bottomlist;$i++) {
501: if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
502: }
503:
504: return @whichopt;
505: }
506:
507: sub start_conceptgroup {
508: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
509: $Apache::matchresponse::conceptgroup=1;
510: %Apache::response::conceptgroup=();
511: my $result;
512: if ($target eq 'edit') {
513: $result.=&Apache::edit::tag_start($target,$token,
514: "Concept Grouped Foils");
515: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
516: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
517: }
518: if ($target eq 'modified') {
519: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
520: $safeeval,'concept');
521: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
522: }
523: return $result;
524: }
525:
526: sub end_conceptgroup {
527: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
528: $Apache::matchresponse::conceptgroup=0;
529: my $result='';
530: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
531: #if not there aren't any foils to display and thus no question
532: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
533: my @names = @{ $Apache::response::conceptgroup{'names'} };
534: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
535: my $name=$names[$pick];
536: push @{ $Apache::response::foilgroup{'names'} }, $name;
537: $Apache::response::foilgroup{"$name.value"} =
538: $Apache::response::conceptgroup{"$name.value"};
539: $Apache::response::foilgroup{"$name.text"} =
540: $Apache::response::conceptgroup{"$name.text"};
541: $Apache::response::foilgroup{"$name.location"} =
542: $Apache::response::conceptgroup{"$name.location"};
543: my $concept = &Apache::lonxml::get_param('concept',$parstack,
544: $safeeval);
545: $Apache::response::foilgroup{"$name.concept"} = $concept;
546: &Apache::lonxml::debug("Selecting $name in $concept");
547: if ($target eq 'web') {
548: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
549: push(@{ $Apache::hint::match{"$part_id.concepts"} },
550: $concept);
551: $Apache::hint::match{"$part_id.concept.$concept"}=
552: $Apache::response::conceptgroup{'names'};
553: }
554: }
555: } elsif ($target eq 'edit') {
556: $result=&Apache::edit::end_table();
557: }
558: return $result;
559: }
560:
561: sub insert_conceptgroup {
562: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
563: return $result;
564: }
565:
566: sub start_foil {
567: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
568: my $result='';
1.5 sakharuk 569: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 570: &Apache::lonxml::startredirection;
571: } elsif ($target eq 'edit') {
572: $result=&Apache::edit::tag_start($target,$token,"Foil");
573: my $level='-2';
574: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
575: $result.=&Apache::edit::text_arg('Name:','name',$token);
576: my @names;
577: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
578: @names=@{ $Apache::response::itemgroup{'names'} };
579: }
580: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
581: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
582: $safeeval,'-3');
583: if ($randomize ne 'no') {
584: $result.=&Apache::edit::select_arg('Location:','location',
585: ['random','top','bottom'],$token);
586: }
587: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
588: } elsif ($target eq 'modified') {
589: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
590: $safeeval,'value',
591: 'name','location');
592: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
593: }
594: return $result;
595: }
596:
597: sub end_foil {
598: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
599: my $text ='';
600: my $result = '';
1.5 sakharuk 601: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 602: $text=&Apache::lonxml::endredirection;
603: }
1.5 sakharuk 604: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 605: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
606: if ($value ne 'unused') {
607: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
608: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
609: &Apache::lonxml::debug("Got a name of :$name:");
610: if (!$name) { $name=$Apache::lonxml::curdepth; }
611: &Apache::lonxml::debug("Using a name of :$name:");
612: if ( $Apache::matchresponse::conceptgroup
613: && !&Apache::response::showallfoils() ) {
614: push @{ $Apache::response::conceptgroup{'names'} }, $name;
615: $Apache::response::conceptgroup{"$name.value"} = $value;
616: $Apache::response::conceptgroup{"$name.text"} = $text;
617: $Apache::response::conceptgroup{"$name.location"} = $location;
618: } else {
619: push @{ $Apache::response::foilgroup{'names'} }, $name;
620: $Apache::response::foilgroup{"$name.value"} = $value;
621: $Apache::response::foilgroup{"$name.text"} = $text;
622: $Apache::response::foilgroup{"$name.location"} = $location;
623: }
624: }
625: }
626: if ($target eq 'edit') {
627: $result.= &Apache::edit::tag_end($target,$token,'');
628: }
629: return $result;
630: }
631:
632: sub insert_foil {
633: return '
634: <foil name="" value="unused">
635: <startouttext />
636: <endouttext />
637: </foil>';
638: }
639: 1;
640: __END__
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