Annotation of loncom/homework/matchresponse.pm, revision 1.12
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.12 ! albertel 4: # $Id: matchresponse.pm,v 1.11 2003/03/20 18:26:34 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:
1.1 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 $result;
88: %Apache::response::itemgroup=();
1.4 albertel 89: %Apache::matchresponse::itemtable=();
1.12 ! albertel 90:
1.1 albertel 91: if ($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:
116: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
117: my @names=@{ $Apache::response::itemgroup{'names'} };
118: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2 albertel 119: if ($randomize ne 'no' ) {
1.3 albertel 120: @names=&whichorder($#names+1,$randomize,0,
121: \%Apache::response::itemgroup)
1.1 albertel 122: }
123: my %letter_name_map;
124: my %name_letter_map;
125: my @alphabet=('A'..'Z');
126: my $i=0;
127: foreach my $name (@names) {
128: $letter_name_map{$alphabet[$i]}=$name;
129: $name_letter_map{$name}=$alphabet[$i];
130: $i++;
131: }
1.12 ! albertel 132: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 133: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
134: if ($target eq 'web') {
1.4 albertel 135: my $table='<table>';
1.1 albertel 136: my $i=0;
137: foreach my $name (@names) {
1.4 albertel 138: $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
1.1 albertel 139: $Apache::response::itemgroup{$name.'.text'}.
140: '</td></tr>';
141: $i++;
142: }
1.4 albertel 143: $table.='</table>';
144: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 145: } elsif ($target eq 'tex') {
146: my $table=' \\\\\\\\ \begin{tabular}{ll} ';
147: my $i=0;
148: foreach my $name (@names) {
1.11 sakharuk 149: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.5 sakharuk 150: $table.=' '.$alphabet[$i].' & '.
151: $Apache::response::itemgroup{$name.'.text'}.
152: ' \\\\ ';
153: $i++;
154: }
155: $table.=' \end{tabular} \\\\ ';
156: $Apache::matchresponse::itemtable{'display'}=$table;
1.1 albertel 157: } elsif ($target eq 'edit') { $result=&Apache::edit::end_table(); }
158: return $result;
159: }
160:
161: sub start_item {
162: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
163: my $result='';
1.5 sakharuk 164: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 165: &Apache::lonxml::startredirection;
166: } elsif ($target eq 'edit') {
1.3 albertel 167: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
168: $safeeval,'-2');
1.1 albertel 169: $result=&Apache::edit::tag_start($target,$token,"Item");
170: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 171: if ($randomize ne 'no') {
172: $result.=&Apache::edit::select_arg('Location:','location',
173: ['random','top','bottom'],
174: $token);
175: }
176: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 177: } elsif ($target eq 'modified') {
178: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 179: $safeeval,'name',
180: 'location');
1.1 albertel 181: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
182: }
183: return $result;
184: }
185:
186: sub end_item {
187: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
188: my $text ='';
189: my $result = '';
1.5 sakharuk 190: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 191: $text=&Apache::lonxml::endredirection;
192: }
193: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.5 sakharuk 194: $target eq 'edit' || $target eq 'tex') {
1.1 albertel 195: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 196: my $location=&Apache::lonxml::get_param('location',$parstack,
197: $safeeval);
1.1 albertel 198: &Apache::lonxml::debug("Got a name of :$name:");
199: if (!$name) { $name=$Apache::lonxml::curdepth; }
200: &Apache::lonxml::debug("Using a name of :$name:");
201: push @{ $Apache::response::itemgroup{'names'} }, $name;
202: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 203: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 204: }
205: if ($target eq 'edit') {
206: $result.= &Apache::edit::tag_end($target,$token,'');
207: }
208: return $result;
209: }
210:
211: sub insert_item {
212: return '
213: <item name="">
214: <startouttext />
215: <endouttext />
216: </item>';
217: }
218:
219: %Apache::response::foilgroup=();
220: sub start_foilgroup {
221: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
222: my $result;
223: %Apache::response::foilgroup=();
224: $Apache::matchresponse::conceptgroup=0;
225: &Apache::response::setrandomnumber();
226: if ($target eq 'edit') {
227: $result.=&Apache::edit::start_table($token)
228: ."<tr><td>Collection Of Foils</td><td>Delete:"
229: .&Apache::edit::deletelist($target,$token)
230: ."</td><td> ".&Apache::edit::end_row()
231: .&Apache::edit::start_spanning_row()."\n";
232: }
233: return $result;
234: }
235:
236: sub end_foilgroup {
237: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
238: my $result;
1.5 sakharuk 239: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 240: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
241: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
242: $safeeval,'-2');
1.5 sakharuk 243: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 244: $result=&displayfoils($target,$max,$randomize);
245: } elsif ($target eq 'answer' ) {
246: $result=&displayanswers($max,$randomize);
247: } elsif ( $target eq 'grade') {
248: &grade_response($max,$randomize);
249: }
250: } elsif ($target eq 'edit') {
251: $result=&Apache::edit::end_table();
252: }
253: return $result;
254: }
255:
256: sub displayanswers {
257: my ($max,$randomize,@opt)=@_;
258: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
259: my @names = @{ $Apache::response::foilgroup{'names'} };
1.3 albertel 260: my @whichfoils = &whichorder(&getfoilcounts($max),$randomize,
261: &Apache::response::showallfoils(),
262: \%Apache::response::foilgroup);
1.1 albertel 263: my $result=&Apache::response::answer_header('matchresponse');
264: my %name_letter_map;
265: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
266: %name_letter_map=
267: %{ $Apache::response::itemgroup{'name_letter_map'} };
268: }
269: foreach my $name (@whichfoils) {
270: my $value_name=$Apache::response::foilgroup{$name.'.value'};
271: my $letter=$name_letter_map{$value_name};
272: $result.=&Apache::response::answer_part('matchresponse',$letter);
273: }
274: $result.=&Apache::response::answer_footer('matchresponse');
275: return $result;
276: }
277:
278:
279: sub grade_response {
280: my ($max,$randomize)=@_;
1.3 albertel 281: my (@whichfoils)=&whichorder(&getfoilcounts($max),$randomize,
282: &Apache::response::showallfoils(),
283: \%Apache::response::foilgroup);
1.1 albertel 284: if (!defined($ENV{'form.submitted'})) { return; }
285: my %responsehash;
286: my %grade;
287: my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
288: my %letter_name_map;
289: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
290: %letter_name_map=
291: %{ $Apache::response::itemgroup{'letter_name_map'} };
292: }
293: foreach my $name (@whichfoils) {
294: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
295: my $responsename = $letter_name_map{$response};
296: $responsehash{$name}=$responsename;
297: my $value=$Apache::response::foilgroup{$name.'.value'};
298: if ( $response =~ /[^\s]/) {
299: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
300: if ($value eq $responsename) {
301: $grade{$name}='1'; $right++;
302: } else {
303: $grade{$name}='0'; $wrong++;
304: }
305: } else {
306: $ignored++;
307: }
308: $temp++;
309: }
310: my $part=$Apache::inputtags::part;
311: my $id = $Apache::inputtags::response['-1'];
312: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
313: my $gradestr =&Apache::lonnet::hash2str(%grade);
314: my %previous =&Apache::response::check_for_previous($responsestr,
315: $part,$id);
316: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
317: my $ad;
318: if ($wrong==0 && $ignored==0) {
319: $ad='EXACT_ANS';
320: } elsif ($wrong==0 && $right==0) {
321: #nothing submitted
322: } else {
323: if ($ignored==0) {
324: $ad='INCORRECT';
325: } else {
326: $ad='MISSING_ANSWER';
327: }
328: }
329: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
330: $responsestr;
331: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
332: $gradestr;
333: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
334: &Apache::response::handle_previous(\%previous,$ad);
335: }
336:
1.4 albertel 337: sub itemdisplay {
338: my ($location)=@_;
339: if ($location eq 'top' &&
340: !defined($Apache::matchresponse::itemtable{'location'})) {
341: return $Apache::matchresponse::itemtable{'display'};
342: }
343: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
344: return $Apache::matchresponse::itemtable{'display'};
345: }
346: return undef;
347: }
1.1 albertel 348: sub displayfoils {
349: my ($target,$max,$randomize)=@_;
350: my $result;
1.4 albertel 351: my $question;
1.3 albertel 352: my (@whichfoils)=&whichorder(&getfoilcounts($max),$randomize,
353: &Apache::response::showallfoils(),
354: \%Apache::response::foilgroup);
1.1 albertel 355: my $part=$Apache::inputtags::part;
356: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
357: my $status=$Apache::inputtags::status[-1];
358: my %letter_name_map;
359: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
360: %letter_name_map=
361: %{ $Apache::response::itemgroup{'letter_name_map'} };
362: }
363: my %name_letter_map;
364: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
365: %name_letter_map=
366: %{ $Apache::response::itemgroup{'name_letter_map'} };
367: }
368: if (($solved =~ /^correct/) || ($status eq 'SHOW_ANSWER')) {
369: foreach my $name (@whichfoils) {
370: my $text=$Apache::response::foilgroup{$name.'.text'};
371: my $value=$Apache::response::foilgroup{$name.'.value'};
372: my $letter=$name_letter_map{$value};
1.5 sakharuk 373: if ($target eq 'tex') {
374: $question.=' \\\\ '.$letter.':'.$text;
375: } else {
376: $question.='<br />'.$letter.':'.$text;
377: }
1.1 albertel 378: }
379: } else {
380: my $i = 0;
381: my $temp=0;
382: my $id=$Apache::inputtags::response[-1];
383: my $part=$Apache::inputtags::part;
384: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 385: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
386: my @alphabet=('A'..'Z');
1.12 ! albertel 387: my @used_letters=sort(keys(%letter_name_map));
1.1 albertel 388: foreach my $name (@whichfoils) {
389: my $lastopt=$lastresponse{$name};
390: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 391: my $optionlist = '';
1.7 sakharuk 392: if ($target ne 'tex') {
393: $optionlist="<option></option>\n";
394: } else {
395: if ($Apache::lonhomework::type ne 'exam') {
396: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
397: } else {
398: $optionlist='\begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
399: }
400: }
1.1 albertel 401: my $option;
1.12 ! albertel 402: foreach $option (@used_letters) {
1.1 albertel 403: if ($option eq $last_letter) {
1.6 sakharuk 404: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 405: } else {
1.6 sakharuk 406: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 407: }
408: }
1.5 sakharuk 409: if ($target ne 'tex') {
410: $optionlist='<select name="HWVAL_'.
411: $Apache::inputtags::response[-1].':'.$temp.'">'.
412: $optionlist."</select>\n";
413: } else {
414: $optionlist=$optionlist;
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') {
1.12 ! 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";
1.12 ! albertel 425: $question.=&Apache::optionresponse::bubbles(\@used_letters,\@used_letters).'\end{enumerate} \vskip -7 mm \strut ';
1.6 sakharuk 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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