1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
4: # $Id: matchresponse.pm,v 1.85 2011/11/29 13:24:38 raeburn Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::matchresponse;
30: use strict;
31: use HTML::Entities();
32: use Math::Random();
33: use Apache::inputtags();
34: use Apache::optionresponse();
35: use Apache::lonlocal;
36: use Apache::lonnet;
37: use Apache::lonxml;
38:
39: BEGIN {
40: &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
41: }
42:
43: sub start_matchresponse {
44: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
45: my $result;
46: #when in a matchresponse use these
47: &Apache::lonxml::register('Apache::matchresponse',
48: ('foilgroup','foil','conceptgroup','item',
49: 'itemgroup'));
50: push (@Apache::lonxml::namespace,'matchresponse');
51: my $id = &Apache::response::start_response($parstack,$safeeval);
52: %Apache::hint::match=();
53: undef(%Apache::response::foilnames);
54: if ($target eq 'meta') {
55: $result=&Apache::response::meta_package_write('matchresponse');
56: } elsif ($target eq 'edit' ) {
57: $result.=&Apache::edit::start_table($token).
58: '<tr><td>'.&Apache::lonxml::description($token).'</td>'
59: .'<td><span class="LC_nobreak">'.&mt('Delete?').' '
60: .&Apache::edit::deletelist($target,$token)
61: .'</span></td>'
62: .'<td> '.&Apache::edit::end_row()
63: .&Apache::edit::start_spanning_row();
64:
65: $result.=
66: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
67: &Apache::edit::select_arg('Randomize Foil Order:','randomize',
68: ['yes','no'],$token).
69: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
70: } elsif ($target eq 'modified') {
71: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
72: $safeeval,'max',
73: 'randomize');
74: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
75: } elsif ($target eq 'analyze') {
76: my $part_id="$Apache::inputtags::part.$id";
77: $Apache::lonhomework::analyze{"$part_id.type"} = 'matchresponse';
78: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
79: push (@{ $Apache::lonhomework::analyze{"$part_id.bubble_lines"} },
80: 1);
81: }
82: return $result;
83: }
84:
85: sub end_matchresponse {
86: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
87: my $result;
88: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
89: &Apache::response::end_response;
90: pop @Apache::lonxml::namespace;
91: &Apache::lonxml::deregister('Apache::matchresponse',
92: ('foilgroup','foil','conceptgroup'));
93: undef(%Apache::response::foilnames);
94: return $result;
95: }
96:
97: %Apache::response::itemgroup=();
98: sub start_itemgroup {
99: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
100: my $result;
101: %Apache::response::itemgroup=();
102: %Apache::matchresponse::itemtable=();
103:
104: if ($target eq 'edit') {
105: $result=&Apache::edit::tag_start($target,$token);
106: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
107: ['yes','no'],$token).' 'x 3;
108: $result.=&Apache::edit::select_arg('Items Display Location:',
109: 'location',
110: ['top','bottom','left','right'],
111: $token).' 'x 3;
112: $result.=&Apache::edit::select_arg('Items Display Direction:',
113: 'direction',
114: ['vertical','horizontal'],
115: $token);
116: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
117: } elsif ($target eq 'modified') {
118: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
119: $safeeval,'randomize',
120: 'location','direction');
121: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
122: } elsif ($target eq 'web' or $target eq 'tex') {
123: $Apache::matchresponse::itemtable{'location'}=
124: &Apache::lonxml::get_param('location',$parstack,$safeeval);
125: $Apache::matchresponse::TeXitemgroupwidth=&Apache::lonxml::get_param('TeXitemgroupwidth',$parstack,$safeeval,undef,0);
126: }
127: return $result;
128: }
129:
130: sub end_itemgroup {
131: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
132: my $result;
133:
134: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
135: if (ref($Apache::response::itemgroup{'names'}) eq 'ARRAY') {
136: if(!@{ $Apache::response::itemgroup{'names'} }) { return; }
137: } else {
138: return;
139: }
140: my @names=@{ $Apache::response::itemgroup{'names'} };
141: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
142: if ($randomize ne 'no' ) {
143: @names=&Apache::response::whichorder($#names+1,$randomize,0,
144: \%Apache::response::itemgroup);
145: }
146: if ($target eq 'analyze') {
147: my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
148: push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
149: }
150: my %letter_name_map;
151: my %name_letter_map;
152: my @alphabet=('A'..'Z');
153: my $i=0;
154: foreach my $name (@names) {
155: $letter_name_map{$alphabet[$i]}=$name;
156: $name_letter_map{$name}=$alphabet[$i];
157: $i++;
158: }
159: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
160: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
161: my $direction=&Apache::lonxml::get_param('direction',$parstack,$safeeval);
162: if ($target eq 'web') {
163:
164: my $table='<br /><table>'; # extra space to match what latex does.
165: my $i=0;
166: if ($direction eq 'horizontal') { $table .='<tr>';}
167: foreach my $name (@names) {
168: if ($direction ne 'horizontal') { $table.='<tr>'; }
169: $table.='<td>'.$alphabet[$i].'</td><td>'.
170: $Apache::response::itemgroup{$name.'.text'}.'</td>';
171: if ($direction ne 'horizontal') { $table.='</tr>'; }
172: $i++;
173: }
174: if ($direction eq 'horizontal') { $table .='</tr>';}
175: $table.='</table>';
176: $Apache::matchresponse::itemtable{'display'}=$table;
177: $Apache::lonxml::post_evaluate=0;
178: } elsif ($target eq 'tex') {
179: my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
180: my $i=0;
181: my ($numrows,$bubbles_per_row);
182: if ($Apache::lonhomework::type eq 'exam') {
183: ($numrows,$bubbles_per_row) =
184: &Apache::optionresponse::getnumrows(scalar(@names));
185: } else {
186: $numrows = 1;
187: }
188: foreach my $name (@names) {
189: # $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
190: my $item;
191: if (($numrows > 1) && ($bubbles_per_row > 0)) {
192: my $num = 1+int($i/$bubbles_per_row);
193: my $idx = int($i % $bubbles_per_row);
194: if ($idx == 0) {
195: if ($num == 1) {
196: $table .= '\item[\footnotesize {'.&mt('(first line)').'}]';
197: } else {
198: $table .= '\item[\footnotesize {'.&mt('(next line)').'}]';
199: }
200: }
201: $item = $alphabet[$idx];
202: } else {
203: $item = $alphabet[$i];
204: }
205: $table.='\item['.$item.'] '.
206: $Apache::response::itemgroup{$name.'.text'};
207: $i++;
208: }
209: $table.=' \end{description} \strut ';
210: if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
211: $Apache::matchresponse::itemtable{'display'}=$table;
212: $Apache::lonxml::post_evaluate=0;
213: }
214: return $result;
215: }
216:
217: sub start_item {
218: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
219: my $result='';
220: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
221: &Apache::lonxml::startredirection;
222: } elsif ($target eq 'edit') {
223: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
224: $safeeval,'-2');
225: $result=&Apache::edit::tag_start($target,$token,"Item");
226: $result.=&Apache::edit::text_arg('Name:','name',$token);
227: if ($randomize ne 'no') {
228: $result.=' 'x 3 .
229: &Apache::edit::select_arg('Location:','location',
230: ['random','top','bottom'],
231: $token);
232: }
233: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
234: } elsif ($target eq 'modified') {
235: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
236: $safeeval,'name',
237: 'location');
238: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
239: }
240: return $result;
241: }
242:
243: sub end_item {
244: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
245: my $text ='';
246: my $result = '';
247: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
248: $text=&Apache::lonxml::endredirection;
249: }
250: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
251: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
252: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
253: my $location=&Apache::lonxml::get_param('location',$parstack,
254: $safeeval);
255: &Apache::lonxml::debug("Got a name of :$name:");
256: if ($name eq "") { $name=$Apache::lonxml::curdepth; }
257: &Apache::lonxml::debug("Using a name of :$name:");
258: push @{ $Apache::response::itemgroup{'names'} }, $name;
259: $Apache::response::itemgroup{"$name.text"} = $text;
260: $Apache::response::itemgroup{"$name.location"} = $location;
261: }
262: if ($target eq 'edit') {
263: $result.= &Apache::edit::tag_end($target,$token,'');
264: }
265: return $result;
266: }
267:
268: sub insert_item {
269: return '
270: <item name="">
271: <startouttext />
272: <endouttext />
273: </item>';
274: }
275:
276: %Apache::response::foilgroup=();
277: sub start_foilgroup {
278: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
279: my $result;
280: %Apache::response::foilgroup=();
281: $Apache::matchresponse::conceptgroup=0;
282: &Apache::response::pushrandomnumber(undef,$target);
283: if ($target eq 'edit') {
284: $result.=&Apache::edit::start_table($token)
285: .'<tr><td>'.&mt('Collection Of Foils').'</td>'
286: .'<td><span class="LC_nobreak">'.&mt('Delete?')
287: .&Apache::edit::deletelist($target,$token)
288: .'</span></td>'
289: .'<td> '.&Apache::edit::end_row()
290: .&Apache::edit::start_spanning_row()."\n";
291: }
292: return $result;
293: }
294:
295: sub end_foilgroup {
296: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
297: my $result;
298: my $part = $Apache::inputtags::part;
299: my $response_id = $Apache::inputtags::response[-1];
300:
301: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
302: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
303: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
304: $safeeval,'-2');
305: if ($target eq 'web' || $target eq 'tex') {
306: $result=&displayfoils($target,$max,$randomize);
307: $Apache::lonxml::post_evaluate=0;
308: } elsif ($target eq 'answer' ) {
309: $result=&displayanswers($max,$randomize);
310: } elsif ( $target eq 'grade') {
311: &grade_response($max,$randomize);
312: } elsif ( $target eq 'analyze') {
313: my @shown=&whichfoils($max,$randomize);
314: &Apache::response::analyze_store_foilgroup(\@shown,
315: ['text','value','location']);
316: #FIXME need to store options in some way
317: }
318: my ($numrows,$bubbles_per_row);
319: if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
320: my $numitems;
321: if (ref($Apache::response::itemgroup{'names'}) eq 'ARRAY') {
322: $numitems = scalar(@{ $Apache::response::itemgroup{'names'} });
323: ($numrows,$bubbles_per_row) =
324: &Apache::optionresponse::getnumrows($numitems);
325: }
326: }
327: if ($numrows < 1) {
328: $numrows = 1;
329: }
330: my $increment = &getfoilcounts($max) * $numrows;
331: &Apache::lonxml::increment_counter($increment,"$part.$response_id");
332: if ($target eq 'analyze') {
333: &Apache::lonhomework::set_bubble_lines();
334: }
335:
336: } elsif ($target eq 'edit') {
337: $result=&Apache::edit::end_table();
338: }
339: &Apache::response::poprandomnumber();
340: return $result;
341: }
342:
343: sub whichfoils {
344: my ($max,$randomize)=@_;
345: return &Apache::response::whichorder(&getfoilcounts($max),
346: $randomize,
347: &Apache::response::showallfoils(),
348: \%Apache::response::foilgroup);
349: }
350:
351: sub displayanswers {
352: my ($max,$randomize,@opt)=@_;
353: if (ref($Apache::response::foilgroup{'names'}) eq 'ARRAY') {
354: if (!@{ $Apache::response::foilgroup{'names'} }) { return; }
355: } else {
356: return;
357: }
358: my @names = @{ $Apache::response::foilgroup{'names'} };
359: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
360: $randomize,
361: &Apache::response::showallfoils(),
362: \%Apache::response::foilgroup);
363: my %name_letter_map;
364: if (ref($Apache::response::itemgroup{'name_letter_map'}) eq 'HASH') {
365: if (%{$Apache::response::itemgroup{'name_letter_map'}}) {
366: %name_letter_map=
367: %{ $Apache::response::itemgroup{'name_letter_map'} };
368: }
369: }
370: my $result;
371: if ($Apache::lonhomework::type eq 'exam') {
372: my $i=0;
373: foreach my $name (@whichfoils) {
374: $result.=&Apache::response::answer_header('matchresponse',$i++);
375: my $value_name=$Apache::response::foilgroup{$name.'.value'};
376: my $letter=$name_letter_map{$value_name};
377: $result.=&Apache::response::answer_part('matchresponse',$letter);
378: $result.=&Apache::response::answer_footer('matchresponse');
379: }
380: } else {
381: $result=&Apache::response::answer_header('matchresponse');
382: foreach my $name (@whichfoils) {
383: my $value_name=$Apache::response::foilgroup{$name.'.value'};
384: my $letter=$name_letter_map{$value_name};
385: $result.=&Apache::response::answer_part('matchresponse',$letter);
386: }
387: $result.=&Apache::response::answer_footer('matchresponse');
388: }
389: return $result;
390: }
391:
392:
393: sub grade_response {
394: my ($max,$randomize)=@_;
395: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
396: $randomize,
397: &Apache::response::showallfoils(),
398: \%Apache::response::foilgroup);
399: if (!&Apache::response::submitted()) { return; }
400: my %responsehash;
401: my %grade;
402: my %answerhash;
403: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
404: my %letter_name_map;
405: if (ref($Apache::response::itemgroup{'letter_name_map'}) eq 'HASH') {
406: if (%{$Apache::response::itemgroup{'letter_name_map'}}) {
407: %letter_name_map=
408: %{ $Apache::response::itemgroup{'letter_name_map'} };
409: }
410: }
411: my @items;
412: my $numitems = scalar(@{ $Apache::response::itemgroup{'names'} });
413: my ($numrows,$bubbles_per_row);
414: if ($Apache::lonhomework::scantronmode) {
415: my $numitems = scalar(@{ $Apache::response::itemgroup{'names'} });
416: ($numrows,$bubbles_per_row) =
417: &Apache::optionresponse::getnumrows($numitems);
418: }
419: if ($numrows < 1) {
420: $numrows = 1;
421: }
422: my @alphabet=('A'..'Z');
423: my %nums_from_letters;
424: for (my $i=0; $i<@alphabet; $i++) {
425: $nums_from_letters{$alphabet[$i]} = $i;
426: }
427: foreach my $name (@whichfoils) {
428: my $response;
429: if ($numrows > 1) {
430: my $num = $temp;
431: my $totalnum;
432: for (my $i=0; $i<$numrows; $i++) {
433: my $item = &Apache::response::getresponse($num,'letter');
434: if ($item =~ /^\w$/) {
435: $totalnum = $i*$bubbles_per_row + $nums_from_letters{$item};
436: }
437: $num ++;
438: }
439: if ($totalnum =~ /^\d+$/) {
440: $response = $alphabet[$totalnum];
441: }
442: $temp += $numrows;
443: } else {
444: $response = &Apache::response::getresponse($temp,'letter');
445: $temp ++;
446: }
447: push(@items,$response);
448: my $responsename = $letter_name_map{$response};
449: my $value=$Apache::response::foilgroup{$name.'.value'};
450: if ($Apache::lonhomework::type eq 'randomizetry') {
451: $answerhash{$name} = $value;
452: }
453: if ( $response =~ /[^\s]/) {
454: $responsehash{$name}=$responsename;
455: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
456: if ($value eq $responsename) {
457: $grade{$name}='1'; $right++;
458: } else {
459: $grade{$name}='0'; $wrong++;
460: }
461: } else {
462: $ignored++;
463: }
464: }
465: my $part=$Apache::inputtags::part;
466: my $nonlenient=&Apache::inputtags::grading_is_nonlenient($part);
467: my $id = $Apache::inputtags::response['-1'];
468: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
469: my $itemstr =&Apache::lonnet::array2str(@items);
470: my $gradestr =&Apache::lonnet::hash2str(%grade);
471: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
472: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
473: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
474: $responsestr;
475: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
476: $itemstr;
477: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
478: $gradestr;
479: if ($Apache::lonhomework::type eq 'randomizetry') {
480: $Apache::lonhomework::results{"resource.$part.$id.foilorder"} = &Apache::lonnet::array2str(@whichfoils);
481: }
482: if (($Apache::lonhomework::type eq 'survey') ||
483: ($Apache::lonhomework::type eq 'surveycred') ||
484: ($Apache::lonhomework::type eq 'anonsurvey') ||
485: ($Apache::lonhomework::type eq 'anonsurveycred')) {
486: if ($ignored == 0) {
487: my $ad;
488: if ($Apache::lonhomework::type eq 'anonsurvey') {
489: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
490: } elsif ($Apache::lonhomework::type eq 'anonsurveycred') {
491: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
492: } elsif ($Apache::lonhomework::type eq 'surveycred') {
493: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED_CREDIT';
494: } else {
495: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
496: }
497: &Apache::response::handle_previous(\%previous,$ad);
498: } elsif ($wrong==0 && $right==0) {
499: } else {
500: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
501: &Apache::response::handle_previous(\%previous,$ad);
502: }
503: } elsif ($nonlenient) {
504: my $ad;
505: if ($wrong==0 && $ignored==0) {
506: $ad='EXACT_ANS';
507: } elsif ($wrong==0 && $right==0) {
508: #nothing submitted
509: } else {
510: if ($ignored==0) {
511: $ad='INCORRECT';
512: } else {
513: $ad='MISSING_ANSWER';
514: }
515: }
516: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
517: &Apache::response::handle_previous(\%previous,$ad);
518: } else {
519: my $ad;
520: if ($wrong==0 && $right==0) {
521: #nothing submitted only assign a score if we
522: #need to override a previous grade
523: if (defined($Apache::lonhomework::history{"resource.$part.$id.awarddetail"})) {
524: $ad='ASSIGNED_SCORE';
525: }
526: } else {
527: $ad='ASSIGNED_SCORE';
528: }
529: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
530: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
531: $right/(scalar(@whichfoils));
532: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
533: scalar(@whichfoils);
534: }
535: }
536:
537: sub format_prior_answer {
538: my ($mode,$answer,$other_data) = @_;
539: my %answer =&Apache::lonnet::str2hash($answer);
540: my $foil_order =$other_data->[0];
541: my %grading =&Apache::lonnet::str2hash($other_data->[1]);
542: my @items =&Apache::lonnet::str2array($other_data->[2]);
543: my $output;
544:
545: foreach my $name (@{ $foil_order }) {
546: my $item=shift(@items);
547: $output .= '<tr><td>'.$item.'</td></tr>';
548: }
549: return if (!defined($output));
550:
551: $output = '<table class="LC_prior_match">'.$output.'</table>';
552: return $output;
553: }
554:
555: sub itemdisplay {
556: my ($location)=@_;
557: if ($location eq 'top' &&
558: !defined($Apache::matchresponse::itemtable{'location'})) {
559: return $Apache::matchresponse::itemtable{'display'};
560: }
561: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
562: return $Apache::matchresponse::itemtable{'display'};
563: }
564: return undef;
565: }
566:
567: sub displayfoils {
568: my ($target,$max,$randomize)=@_;
569: my ($tabsize, $lefttabsize, $righttabsize);
570:
571: my $result;
572: my $question;
573: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
574: $randomize,
575: &Apache::response::showallfoils(),
576: \%Apache::response::foilgroup);
577: my $part=$Apache::inputtags::part;
578: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
579: my %letter_name_map;
580: if (ref($Apache::response::itemgroup{'letter_name_map'}) eq 'HASH') {
581: if (%{$Apache::response::itemgroup{'letter_name_map'}}) {
582: %letter_name_map=
583: %{ $Apache::response::itemgroup{'letter_name_map'} };
584: }
585: }
586: my %name_letter_map;
587: if (ref($Apache::response::itemgroup{'name_letter_map'}) eq 'HASH') {
588: if (%{$Apache::response::itemgroup{'name_letter_map'}}) {
589: %name_letter_map=
590: %{ $Apache::response::itemgroup{'name_letter_map'} };
591: }
592: }
593: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
594: foreach my $name (@whichfoils) {
595: my $text=$Apache::response::foilgroup{$name.'.text'};
596: my $value=$Apache::response::foilgroup{$name.'.value'};
597: my $letter=$name_letter_map{$value};
598: if ($target eq 'tex') {
599: $question.=' \\\\ '.$letter.':'.$text;
600: } else {
601: $question.='<br /><b>'.$letter.':</b> '.$text;
602: }
603: }
604: } else {
605: my $i = 0;
606: my $temp=1;
607: my $id=$Apache::inputtags::response[-1];
608: my $part=$Apache::inputtags::part;
609: my ($lastresponse,$newvariation);
610: if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') ||
611: ($Apache::lonhomework::type eq 'randomizetry')) &&
612: ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
613: if ($env{'form.'.$part.'.rndseed'} ne
614: $Apache::lonhomework::history{"resource.$part.rndseed"}) {
615: $newvariation = 1;
616: }
617: }
618: unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred') && (defined($env{'form.grade_symb'}))) || $newvariation) {
619: $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
620: }
621: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
622: my @alphabet=('A'..'Z');
623: my @used_letters=sort(keys(%letter_name_map));
624: my $internal_counter=$Apache::lonxml::counter;
625: my ($numrows,$bubbles_per_row);
626: if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
627: ($numrows,$bubbles_per_row) =
628: &Apache::optionresponse::getnumrows(scalar(@used_letters));
629: } else {
630: $numrows = 1;
631: }
632: foreach my $name (@whichfoils) {
633: my $lastopt=$lastresponse{$name};
634: my $last_letter=$name_letter_map{$lastopt};
635: my $optionlist = '';
636: if ($target ne 'tex') {
637: $optionlist="<option></option>\n";
638: } else {
639: if ($Apache::lonhomework::type ne 'exam') {
640: if($env{'form.pdfFormFields'} eq 'yes'
641: && $Apache::inputtags::status['-1'] eq 'CAN_ANSWER') {
642: my $fieldname = $env{'request.symb'} . '&part_'. $Apache::inputtags::part .'&matchresponse'. '&HWVAL_' . $Apache::inputtags::response['-1'] . ':' . $temp . '&submit_' . $Apache::inputtags::part . '&';
643: $optionlist = &Apache::lonxml::print_pdf_start_combobox($fieldname);
644: } else {
645:
646: $optionlist='\framebox[10 mm][s]{\tiny\strut}';
647: }
648: }
649: }
650: my $option;
651: foreach $option (@used_letters) {
652: if ($option eq $last_letter) {
653: if ($target ne 'tex') {
654: $optionlist.="<option selected=\"selected\">$option</option>\n";
655: } elsif ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
656: && $Apache::inputtags::status['-1'] eq 'CAN_ANSWER'
657: && $Apache::lonhomework::type ne 'exam') {
658: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
659: }
660: } else {
661: if ($target ne 'tex') {
662: $optionlist.="<option>$option</option>\n";
663: } elsif ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
664: && $Apache::inputtags::status['-1'] eq 'CAN_ANSWER'
665: && $Apache::lonhomework::type ne 'exam') {
666: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
667: }
668: }
669: }
670: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
671: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
672: $part.'\');" name="HWVAL_'.
673: $Apache::inputtags::response[-1].':'.$temp.'">'.
674: $optionlist."</select>\n";
675: }
676: my $text=$Apache::response::foilgroup{$name.'.text'};
677: #
678: # Factor out the tex computations of the left/right 1/2 minipage
679: # widths for left or right positioning. This allows us
680: # to, if necessary constrain the bubble widths:
681: #
682: if ($target eq 'tex' &&
683: (&itemdisplay('left') || &itemdisplay('right'))) {
684: $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
685: ($lefttabsize,$righttabsize)=(0,0);
686: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
687: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
688: $lefttabsize=$tabsize*$1/100;
689: $righttabsize=0.95*($tabsize-$lefttabsize);
690: } else {
691: $tabsize=~/(\d+\.?\d*)/;
692: $lefttabsize=$1/2.1;
693: $righttabsize=0.95*($1-$lefttabsize);
694: }
695: }
696: if ($target ne 'tex') {
697: if ($Apache::lonhomework::type ne 'exam') {
698: $question.="<br />\n".$optionlist.$text;
699: } else {
700: $question.="<br />\n".$text;
701: }
702: if ($Apache::lonhomework::type eq 'exam') {
703: my @blank;
704: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
705: }
706: } else {
707: # Note that if left or right positioned, we must
708: # confine the bubbles to righttabsize:
709: #
710: if ($Apache::lonhomework::type eq 'exam') {
711: $question.=' '.$optionlist.$text."\n";
712: my @emptyItems = ();
713: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
714: $question.='\vskip -1 mm\noindent\begin{list}{}{\setlength{\listparindent}{0mm}\setlength{\leftmargin}{2mm}}'
715: .'\item \hskip -3mm ';
716: if ($numrows == 1) {
717: $question .= '\textbf{'.$internal_counter.'}';
718: } else {
719: my $linetext;
720: for (my $i=0; $i<$numrows; $i++) {
721: $linetext .= $internal_counter+$i.', ';
722: }
723: $linetext =~ s/,\s$//;
724: $question .= '\small {\textbf{'.$linetext.'}} '.
725: '\hskip 2 mm {\footnotesize '.
726: &mt('(Bubble once in [_1] lines)',$numrows).
727: '} \vskip 3 mm';
728: }
729: my $max_width;
730: if (&itemdisplay('left') || &itemdisplay('right')) {
731: $max_width = $righttabsize;
732: }
733: $question .= '\vskip -4 mm' . &Apache::optionresponse::bubbles(\@used_letters,\@emptyItems,'',$max_width,$numrows,$bubbles_per_row,$internal_counter);
734: $question .= '\end{list} \vskip -8 mm \strut ';
735: $internal_counter += $numrows;
736: } else {
737: if($env{'form.pdfFormFields'} eq 'yes'
738: && $Apache::inputtags::status['-1'] eq 'CAN_ANSWER') {
739: $question .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut';
740: } else {
741: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
742: }
743: }
744: }
745: $temp++;
746: }
747: }
748: if ($result=&itemdisplay('top')) {
749: $result.=$question;
750: } elsif ($result=&itemdisplay('bottom')) {
751: $result=$question.$result;
752: } elsif ($result=&itemdisplay('right')) {
753: if ($target ne 'tex') {
754: #remove the first <br />
755: $question=~s|<br />||;
756: $result='<table><tr><td valign="top">'.$question.
757: '</td><td valign="top">'.$result.'</td></tr></table>';
758: } else {
759: $lefttabsize.=' mm ';
760: $righttabsize.=' mm ';
761: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$righttabsize.'}p{'.$lefttabsize.'}}\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}\end{tabular}';
762: }
763: } elsif ($result=&itemdisplay('left')) {
764: if ($target ne 'tex') {
765: #remove the first <br />
766: $question=~s|<br />||;
767: $result='<table><tr><td valign="top">'.$result.
768: '</td><td valign="top">'.$question.'</td></tr></table>';
769: } else {
770: $lefttabsize.=' mm ';
771: $righttabsize.=' mm ';
772: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$lefttabsize.'}p{'.$righttabsize.'}}\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}\end{tabular}';
773: }
774: }
775: if ($target eq 'web') {
776: my $questiontype;
777: if ($Apache::lonhomework::type eq 'randomizetry') {
778: $questiontype = $Apache::lonhomework::type;
779: }
780: &Apache::response::setup_prior_tries_hash(\&format_prior_answer,
781: [\@whichfoils,
782: 'submissiongrading',
783: 'submissionitems'],
784: $questiontype);
785: }
786: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
787: return $result;
788: }
789:
790: sub getfoilcounts {
791: my ($max)=@_;
792: # +1 since instructors will count from 1
793: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
794: if (&Apache::response::showallfoils()) { $max=$count; }
795: if ($count>$max) { $count=$max }
796: &Apache::lonxml::debug("Count is $count from $max");
797: return $count;
798: }
799:
800:
801: sub start_conceptgroup {
802: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
803: $Apache::matchresponse::conceptgroup=1;
804: %Apache::response::conceptgroup=();
805: my $result;
806: if ($target eq 'edit') {
807: $result.=&Apache::edit::tag_start($target,$token,
808: "Concept Grouped Foils");
809: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
810: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
811: }
812: if ($target eq 'modified') {
813: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
814: $safeeval,'concept');
815: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
816: }
817: return $result;
818: }
819:
820: sub end_conceptgroup {
821: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
822: $Apache::matchresponse::conceptgroup=0;
823: my $result='';
824: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
825: $target eq 'tex' || $target eq 'analyze') {
826: &Apache::response::pick_foil_for_concept($target,
827: ['value','text','location'],
828: \%Apache::hint::match,
829: $parstack,$safeeval);
830: } elsif ($target eq 'edit') {
831: $result=&Apache::edit::end_table();
832: }
833: return $result;
834: }
835:
836: sub insert_conceptgroup {
837: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
838: return $result;
839: }
840:
841: sub start_foil {
842: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
843: my $result='';
844: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
845: &Apache::lonxml::startredirection;
846: if ($target eq 'analyze') {
847: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
848: }
849: } elsif ($target eq 'edit') {
850: $result=&Apache::edit::tag_start($target,$token,"Foil");
851: my $level='-2';
852: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
853: $result.=&Apache::edit::text_arg('Name:','name',$token);
854: my @names;
855: if (ref($Apache::response::itemgroup{'names'}) eq 'ARRAY') {
856: if (@{ $Apache::response::itemgroup{'names'} }) {
857: @names=@{ $Apache::response::itemgroup{'names'} };
858: }
859: }
860: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
861: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
862: $safeeval,'-3');
863: if ($randomize ne 'no') {
864: $result.=&Apache::edit::select_arg('Location:','location',
865: ['random','top','bottom'],$token);
866: }
867: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
868: } elsif ($target eq 'modified') {
869: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
870: $safeeval,'value',
871: 'name','location');
872: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
873: }
874: return $result;
875: }
876:
877: sub end_foil {
878: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
879: my $text ='';
880: my $result = '';
881: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
882: $text=&Apache::lonxml::endredirection;
883: }
884:
885: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
886: $target eq 'tex' || $target eq 'analyze') {
887: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
888: $text='\vskip 5mm $\triangleright$ '.$text;
889: }
890: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
891: if ($value ne 'unused') {
892: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
893: &Apache::lonxml::debug("Got a name of :$name:");
894: if (!$name) {
895: &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
896: $name=$Apache::lonxml::curdepth;
897: }
898: &Apache::lonxml::debug("Using a name of :$name:");
899: if (defined($Apache::response::foilnames{$name})) {
900: &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique.",'<b><tt>'.$name.'</tt></b>'));
901: }
902: $Apache::response::foilnames{$name}++;
903: my $location =&Apache::lonxml::get_param('location',$parstack,
904: $safeeval);
905: if ( $Apache::matchresponse::conceptgroup
906: && !&Apache::response::showallfoils() ) {
907:
908: push @{ $Apache::response::conceptgroup{'names'} }, $name;
909: $Apache::response::conceptgroup{"$name.value"} = $value;
910: $Apache::response::conceptgroup{"$name.text"} = $text;
911: $Apache::response::conceptgroup{"$name.location"} = $location;
912: } else {
913:
914: push @{ $Apache::response::foilgroup{'names'} }, $name;
915: $Apache::response::foilgroup{"$name.value"} = $value;
916: $Apache::response::foilgroup{"$name.text"} = $text;
917: $Apache::response::foilgroup{"$name.location"} = $location;
918: }
919: }
920: }
921: if ($target eq 'edit') {
922: $result.= &Apache::edit::tag_end($target,$token,'');
923: }
924: return $result;
925: }
926:
927: sub insert_foil {
928: return '
929: <foil name="" value="unused">
930: <startouttext />
931: <endouttext />
932: </foil>';
933: }
934:
935: 1;
936: __END__
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