Annotation of loncom/homework/matchresponse.pm, revision 1.65
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.65 ! foxr 4: # $Id: matchresponse.pm,v 1.64 2007/04/17 23:25:09 albertel Exp $
1.1 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::matchresponse;
30: use strict;
31: use HTML::Entities();
32: use Math::Random();
1.37 albertel 33: use Apache::optionresponse();
34: use Apache::lonlocal;
1.52 albertel 35: use Apache::lonnet;
1.6 sakharuk 36:
1.1 albertel 37: BEGIN {
38: &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
39: }
40:
41: sub start_matchresponse {
42: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
43: my $result;
44: #when in a matchresponse use these
45: &Apache::lonxml::register('Apache::matchresponse',
46: ('foilgroup','foil','conceptgroup','item',
47: 'itemgroup'));
48: push (@Apache::lonxml::namespace,'matchresponse');
49: my $id = &Apache::response::start_response($parstack,$safeeval);
50: %Apache::hint::match=();
1.37 albertel 51: undef(%Apache::response::foilnames);
1.1 albertel 52: if ($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); }
1.28 albertel 71: } elsif ($target eq 'analyze') {
72: my $part_id="$Apache::inputtags::part.$id";
73: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.65 ! foxr 74: push (@{ $Apache::lonhomework::anaylze{"$part_id.bubble_lines"} },
! 75: 1);
1.1 albertel 76: }
77: return $result;
78: }
79:
80: sub end_matchresponse {
81: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
82: my $result;
83: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
84: &Apache::response::end_response;
85: pop @Apache::lonxml::namespace;
86: &Apache::lonxml::deregister('Apache::matchresponse',
87: ('foilgroup','foil','conceptgroup'));
1.37 albertel 88: undef(%Apache::response::foilnames);
1.1 albertel 89: return $result;
90: }
91:
92: %Apache::response::itemgroup=();
93: sub start_itemgroup {
94: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
95: my $result;
96: %Apache::response::itemgroup=();
1.4 albertel 97: %Apache::matchresponse::itemtable=();
1.15 albertel 98:
1.1 albertel 99: if ($target eq 'edit') {
100: $result=&Apache::edit::tag_start($target,$token);
101: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
102: ['yes','no'],$token);
1.4 albertel 103: $result.=&Apache::edit::select_arg('Items Display Location:',
104: 'location',
105: ['top','bottom','left','right'],
106: $token);
1.51 albertel 107: $result.=&Apache::edit::select_arg('Items Display Directection:',
108: 'direction',
109: ['vertical','horizontal'],
110: $token);
1.1 albertel 111: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4 albertel 112: } elsif ($target eq 'modified') {
113: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
114: $safeeval,'randomize',
1.51 albertel 115: 'location','direction');
1.4 albertel 116: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.21 sakharuk 117: } elsif ($target eq 'web' or $target eq 'tex') {
1.4 albertel 118: $Apache::matchresponse::itemtable{'location'}=
119: &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.43 sakharuk 120: $Apache::matchresponse::TeXitemgroupwidth=&Apache::lonxml::get_param('TeXitemgroupwidth',$parstack,$safeeval,undef,0);
1.1 albertel 121: }
122: return $result;
123: }
124:
125: sub end_itemgroup {
126: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
127: my $result;
128:
1.17 albertel 129: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1 albertel 130: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
131: my @names=@{ $Apache::response::itemgroup{'names'} };
132: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2 albertel 133: if ($randomize ne 'no' ) {
1.18 albertel 134: @names=&Apache::response::whichorder($#names+1,$randomize,0,
135: \%Apache::response::itemgroup);
1.1 albertel 136: }
1.30 albertel 137: if ($target eq 'analyze') {
138: my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
139: push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
140: }
1.1 albertel 141: my %letter_name_map;
142: my %name_letter_map;
143: my @alphabet=('A'..'Z');
144: my $i=0;
145: foreach my $name (@names) {
146: $letter_name_map{$alphabet[$i]}=$name;
147: $name_letter_map{$name}=$alphabet[$i];
148: $i++;
149: }
1.15 albertel 150: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 151: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
1.51 albertel 152: my $direction=&Apache::lonxml::get_param('direction',$parstack,$safeeval);
1.1 albertel 153: if ($target eq 'web') {
1.58 foxr 154:
155: my $table='<br /><table>'; # extra space to match what latex does.
1.1 albertel 156: my $i=0;
1.51 albertel 157: if ($direction eq 'horizontal') { $table .='<tr>';}
1.1 albertel 158: foreach my $name (@names) {
1.51 albertel 159: if ($direction ne 'horizontal') { $table.='<tr>'; }
160: $table.='<td>'.$alphabet[$i].'</td><td>'.
161: $Apache::response::itemgroup{$name.'.text'}.'</td>';
162: if ($direction ne 'horizontal') { $table.='</tr>'; }
1.1 albertel 163: $i++;
164: }
1.51 albertel 165: if ($direction eq 'horizontal') { $table .='</tr>';}
1.4 albertel 166: $table.='</table>';
167: $Apache::matchresponse::itemtable{'display'}=$table;
1.60 albertel 168: $Apache::lonxml::post_evaluate=0;
1.5 sakharuk 169: } elsif ($target eq 'tex') {
1.58 foxr 170: my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
1.5 sakharuk 171: my $i=0;
172: foreach my $name (@names) {
1.59 foxr 173: # $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.58 foxr 174: $table.='\item['.$alphabet[$i].'] '.
175: $Apache::response::itemgroup{$name.'.text'};
1.5 sakharuk 176: $i++;
177: }
1.58 foxr 178: $table.=' \end{description} \strut ';
1.40 sakharuk 179: if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
1.5 sakharuk 180: $Apache::matchresponse::itemtable{'display'}=$table;
1.60 albertel 181: $Apache::lonxml::post_evaluate=0;
1.17 albertel 182: }
1.1 albertel 183: return $result;
184: }
185:
186: sub start_item {
187: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
188: my $result='';
1.30 albertel 189: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 190: &Apache::lonxml::startredirection;
191: } elsif ($target eq 'edit') {
1.3 albertel 192: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
193: $safeeval,'-2');
1.1 albertel 194: $result=&Apache::edit::tag_start($target,$token,"Item");
195: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 196: if ($randomize ne 'no') {
197: $result.=&Apache::edit::select_arg('Location:','location',
198: ['random','top','bottom'],
199: $token);
200: }
201: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 202: } elsif ($target eq 'modified') {
203: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 204: $safeeval,'name',
205: 'location');
1.1 albertel 206: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
207: }
208: return $result;
209: }
210:
211: sub end_item {
212: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
213: my $text ='';
214: my $result = '';
1.30 albertel 215: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 216: $text=&Apache::lonxml::endredirection;
217: }
218: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30 albertel 219: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 220: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 221: my $location=&Apache::lonxml::get_param('location',$parstack,
222: $safeeval);
1.1 albertel 223: &Apache::lonxml::debug("Got a name of :$name:");
1.55 albertel 224: if ($name eq "") { $name=$Apache::lonxml::curdepth; }
1.1 albertel 225: &Apache::lonxml::debug("Using a name of :$name:");
226: push @{ $Apache::response::itemgroup{'names'} }, $name;
227: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 228: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 229: }
230: if ($target eq 'edit') {
231: $result.= &Apache::edit::tag_end($target,$token,'');
232: }
233: return $result;
234: }
235:
236: sub insert_item {
237: return '
238: <item name="">
239: <startouttext />
240: <endouttext />
241: </item>';
242: }
243:
244: %Apache::response::foilgroup=();
245: sub start_foilgroup {
246: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
247: my $result;
248: %Apache::response::foilgroup=();
249: $Apache::matchresponse::conceptgroup=0;
1.41 albertel 250: &Apache::response::pushrandomnumber();
1.1 albertel 251: if ($target eq 'edit') {
252: $result.=&Apache::edit::start_table($token)
253: ."<tr><td>Collection Of Foils</td><td>Delete:"
254: .&Apache::edit::deletelist($target,$token)
255: ."</td><td> ".&Apache::edit::end_row()
256: .&Apache::edit::start_spanning_row()."\n";
257: }
258: return $result;
259: }
260:
261: sub end_foilgroup {
262: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
263: my $result;
1.28 albertel 264: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 265: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
266: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
267: $safeeval,'-2');
1.5 sakharuk 268: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 269: $result=&displayfoils($target,$max,$randomize);
1.60 albertel 270: $Apache::lonxml::post_evaluate=0;
1.1 albertel 271: } elsif ($target eq 'answer' ) {
272: $result=&displayanswers($max,$randomize);
273: } elsif ( $target eq 'grade') {
274: &grade_response($max,$randomize);
1.28 albertel 275: } elsif ( $target eq 'analyze') {
276: my @shown=&whichfoils($max,$randomize);
277: &Apache::response::analyze_store_foilgroup(\@shown,
1.29 albertel 278: ['text','value','location']);
1.28 albertel 279: #FIXME need to store options in some way
1.1 albertel 280: }
1.20 sakharuk 281: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1 albertel 282: } elsif ($target eq 'edit') {
283: $result=&Apache::edit::end_table();
284: }
1.41 albertel 285: &Apache::response::poprandomnumber();
1.1 albertel 286: return $result;
1.29 albertel 287: }
288:
289: sub whichfoils {
290: my ($max,$randomize)=@_;
291: return &Apache::response::whichorder(&getfoilcounts($max),
292: $randomize,
293: &Apache::response::showallfoils(),
294: \%Apache::response::foilgroup);
1.1 albertel 295: }
296:
297: sub displayanswers {
298: my ($max,$randomize,@opt)=@_;
299: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
300: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 albertel 301: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
302: $randomize,
303: &Apache::response::showallfoils(),
304: \%Apache::response::foilgroup);
1.1 albertel 305: my %name_letter_map;
306: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
307: %name_letter_map=
308: %{ $Apache::response::itemgroup{'name_letter_map'} };
309: }
1.56 albertel 310: my $result;
311: if ($Apache::lonhomework::type eq 'exam') {
312: my $i=0;
313: foreach my $name (@whichfoils) {
314: $result.=&Apache::response::answer_header('matchresponse',$i++);
315: my $value_name=$Apache::response::foilgroup{$name.'.value'};
316: my $letter=$name_letter_map{$value_name};
317: $result.=&Apache::response::answer_part('matchresponse',$letter);
318: $result.=&Apache::response::answer_footer('matchresponse');
319: }
320: } else {
321: $result=&Apache::response::answer_header('matchresponse');
322: foreach my $name (@whichfoils) {
323: my $value_name=$Apache::response::foilgroup{$name.'.value'};
324: my $letter=$name_letter_map{$value_name};
325: $result.=&Apache::response::answer_part('matchresponse',$letter);
326: }
327: $result.=&Apache::response::answer_footer('matchresponse');
1.1 albertel 328: }
329: return $result;
330: }
331:
332:
333: sub grade_response {
334: my ($max,$randomize)=@_;
1.18 albertel 335: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
336: $randomize,
337: &Apache::response::showallfoils(),
338: \%Apache::response::foilgroup);
1.50 albertel 339: if (!&Apache::response::submitted()) { return; }
1.1 albertel 340: my %responsehash;
341: my %grade;
1.33 albertel 342: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 343: my %letter_name_map;
344: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
345: %letter_name_map=
346: %{ $Apache::response::itemgroup{'letter_name_map'} };
347: }
1.30 albertel 348: my @items;
1.1 albertel 349: foreach my $name (@whichfoils) {
1.34 albertel 350: my $response = &Apache::response::getresponse($temp,'letter');
1.30 albertel 351: push(@items,$response);
1.1 albertel 352: my $responsename = $letter_name_map{$response};
353: my $value=$Apache::response::foilgroup{$name.'.value'};
354: if ( $response =~ /[^\s]/) {
1.31 albertel 355: $responsehash{$name}=$responsename;
1.33 albertel 356: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1 albertel 357: if ($value eq $responsename) {
358: $grade{$name}='1'; $right++;
359: } else {
360: $grade{$name}='0'; $wrong++;
361: }
362: } else {
363: $ignored++;
364: }
365: $temp++;
366: }
367: my $part=$Apache::inputtags::part;
368: my $id = $Apache::inputtags::response['-1'];
369: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30 albertel 370: my $itemstr =&Apache::lonnet::array2str(@items);
1.1 albertel 371: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.30 albertel 372: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1 albertel 373: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
374: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
375: $responsestr;
1.30 albertel 376: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
377: $itemstr;
1.1 albertel 378: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
379: $gradestr;
1.47 albertel 380: if ($Apache::lonhomework::type eq 'survey') {
381: if ($ignored == 0) {
382: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
383: &Apache::response::handle_previous(\%previous,$ad);
384: } elsif ($wrong==0 && $right==0) {
385: } else {
386: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
387: &Apache::response::handle_previous(\%previous,$ad);
388: }
389: } elsif (!$Apache::lonhomework::scantronmode) {
1.34 albertel 390: my $ad;
391: if ($wrong==0 && $ignored==0) {
392: $ad='EXACT_ANS';
393: } elsif ($wrong==0 && $right==0) {
394: #nothing submitted
395: } else {
396: if ($ignored==0) {
397: $ad='INCORRECT';
398: } else {
399: $ad='MISSING_ANSWER';
400: }
401: }
402: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
403: &Apache::response::handle_previous(\%previous,$ad);
404: } else {
405: my $ad;
406: if ($wrong==0 && $right==0) {
407: #nothing submitted
408: } else {
409: $ad='ASSIGNED_SCORE';
410: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
411: $ad;
412: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35 albertel 413: $right/(scalar(@whichfoils));
1.34 albertel 414: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35 albertel 415: scalar(@whichfoils);
1.34 albertel 416: }
417: }
1.1 albertel 418: }
419:
1.64 albertel 420: sub format_prior_answer {
421: my ($mode,$answer,$other_data) = @_;
422: my %answer =&Apache::lonnet::str2hash($answer);
423: my $foil_order =$other_data->[0];
424: my %grading =&Apache::lonnet::str2hash($other_data->[1]);
425: my @items =&Apache::lonnet::str2array($other_data->[2]);
426: my $output;
427:
428: foreach my $name (@{ $foil_order }) {
429: my $item=shift(@items);
430: $output .= '<tr><td>'.$item.'</td></tr>';
431: }
432: return if (!defined($output));
433:
434: $output = '<table class="LC_prior_match">'.$output.'</table>';
435: return $output;
436: }
437:
1.4 albertel 438: sub itemdisplay {
439: my ($location)=@_;
440: if ($location eq 'top' &&
441: !defined($Apache::matchresponse::itemtable{'location'})) {
442: return $Apache::matchresponse::itemtable{'display'};
443: }
444: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
445: return $Apache::matchresponse::itemtable{'display'};
446: }
447: return undef;
448: }
1.64 albertel 449:
1.1 albertel 450: sub displayfoils {
451: my ($target,$max,$randomize)=@_;
1.62 foxr 452: my ($tabsize, $lefttabsize, $righttabsize);
453:
1.1 albertel 454: my $result;
1.4 albertel 455: my $question;
1.18 albertel 456: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
457: $randomize,
458: &Apache::response::showallfoils(),
459: \%Apache::response::foilgroup);
1.1 albertel 460: my $part=$Apache::inputtags::part;
461: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
462: my %letter_name_map;
463: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
464: %letter_name_map=
465: %{ $Apache::response::itemgroup{'letter_name_map'} };
466: }
467: my %name_letter_map;
468: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
469: %name_letter_map=
470: %{ $Apache::response::itemgroup{'name_letter_map'} };
471: }
1.25 albertel 472: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 473: foreach my $name (@whichfoils) {
474: my $text=$Apache::response::foilgroup{$name.'.text'};
475: my $value=$Apache::response::foilgroup{$name.'.value'};
476: my $letter=$name_letter_map{$value};
1.5 sakharuk 477: if ($target eq 'tex') {
478: $question.=' \\\\ '.$letter.':'.$text;
479: } else {
1.53 albertel 480: $question.='<br /><b>'.$letter.':</b> '.$text;
1.5 sakharuk 481: }
1.1 albertel 482: }
483: } else {
484: my $i = 0;
1.36 albertel 485: my $temp=1;
1.1 albertel 486: my $id=$Apache::inputtags::response[-1];
487: my $part=$Apache::inputtags::part;
488: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 489: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
490: my @alphabet=('A'..'Z');
1.15 albertel 491: my @used_letters=sort(keys(%letter_name_map));
1.20 sakharuk 492: my $internal_counter=$Apache::lonxml::counter;
1.1 albertel 493: foreach my $name (@whichfoils) {
494: my $lastopt=$lastresponse{$name};
495: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 496: my $optionlist = '';
1.7 sakharuk 497: if ($target ne 'tex') {
498: $optionlist="<option></option>\n";
499: } else {
500: if ($Apache::lonhomework::type ne 'exam') {
501: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
502: }
503: }
1.1 albertel 504: my $option;
1.15 albertel 505: foreach $option (@used_letters) {
1.1 albertel 506: if ($option eq $last_letter) {
1.6 sakharuk 507: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 508: } else {
1.6 sakharuk 509: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 510: }
511: }
1.19 sakharuk 512: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.61 albertel 513: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
514: $part.'\');" name="HWVAL_'.
1.5 sakharuk 515: $Apache::inputtags::response[-1].':'.$temp.'">'.
516: $optionlist."</select>\n";
517: }
1.1 albertel 518: my $text=$Apache::response::foilgroup{$name.'.text'};
1.62 foxr 519: #
520: # Factor out the tex computations of the left/right 1/2 minipage
521: # widths for left or right positioning. This allows us
522: # to, if necessary constrain the bubble widths:
523: #
524: if ($target eq 'tex' &&
525: (&itemdisplay('left') || &itemdisplay('right'))) {
526: $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
527: ($lefttabsize,$righttabsize)=(0,0);
528: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
529: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
530: $lefttabsize=$tabsize*$1/100;
531: $righttabsize=0.95*($tabsize-$lefttabsize);
532: } else {
533: $tabsize=~/(\d+\.?\d*)/;
534: $lefttabsize=$1/2.1;
535: $righttabsize=0.95*($1-$lefttabsize);
536: }
537: }
1.5 sakharuk 538: if ($target ne 'tex') {
1.19 sakharuk 539: if ($Apache::lonhomework::type ne 'exam') {
1.45 albertel 540: $question.="<br />\n".$optionlist.$text;
1.19 sakharuk 541: } else {
1.45 albertel 542: $question.="<br />\n".$text;
1.19 sakharuk 543: }
1.6 sakharuk 544: if ($Apache::lonhomework::type eq 'exam') {
1.42 albertel 545: my @blank;
546: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
1.6 sakharuk 547: }
548: } else {
1.62 foxr 549: # Note that if left or right positioned, we must
550: # confine the bubbles to righttabsize:
551: #
1.6 sakharuk 552: if ($Apache::lonhomework::type eq 'exam') {
553: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 554: my @emptyItems = ();
1.16 albertel 555: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.62 foxr 556: $question.='\vskip -1 mm\noindent\begin{list}{}{\setlength{\listparindent}{0mm}\setlength{\leftmargin}{2mm}}'
557: .'\item \hskip -3mm \textbf{'.$internal_counter.'}';
558: if (&itemdisplay('left') || &itemdisplay('right')) {
559: $question .= &Apache::optionresponse::bubbles(\@used_letters,\@emptyItems, "", $righttabsize);
560: }
561: else {
562: $question .= &Apache::optionresponse::bubbles(\@used_letters,\@emptyItems);
563: }
564: $question .= '\end{list} \vskip -8 mm \strut ';
1.20 sakharuk 565: $internal_counter++;
1.6 sakharuk 566: } else {
1.22 sakharuk 567: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6 sakharuk 568: }
1.5 sakharuk 569: }
1.1 albertel 570: $temp++;
571: }
1.4 albertel 572: }
573: if ($result=&itemdisplay('top')) {
574: $result.=$question;
575: } elsif ($result=&itemdisplay('bottom')) {
576: $result=$question.$result;
577: } elsif ($result=&itemdisplay('right')) {
1.32 sakharuk 578: if ($target ne 'tex') {
1.45 albertel 579: #remove the first <br />
580: $question=~s|<br />||;
581: $result='<table><tr><td valign="top">'.$question.
582: '</td><td valign="top">'.$result.'</td></tr></table>';
1.32 sakharuk 583: } else {
1.43 sakharuk 584: $lefttabsize.=' mm ';
585: $righttabsize.=' mm ';
586: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$righttabsize.'}p{'.$lefttabsize.'}}\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}\end{tabular}';
1.32 sakharuk 587: }
1.4 albertel 588: } elsif ($result=&itemdisplay('left')) {
1.32 sakharuk 589: if ($target ne 'tex') {
1.45 albertel 590: #remove the first <br />
591: $question=~s|<br />||;
592: $result='<table><tr><td valign="top">'.$result.
593: '</td><td valign="top">'.$question.'</td></tr></table>';
1.32 sakharuk 594: } else {
1.43 sakharuk 595: $lefttabsize.=' mm ';
596: $righttabsize.=' mm ';
597: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$lefttabsize.'}p{'.$righttabsize.'}}\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}\end{tabular}';
1.32 sakharuk 598: }
1.1 albertel 599: }
1.64 albertel 600: if ($target eq 'web') {
601: &Apache::response::setup_prior_tries_hash(\&format_prior_answer,
602: [\@whichfoils,
603: 'submissiongrading',
604: 'submissionitems']);
605: }
1.5 sakharuk 606: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 607: return $result;
608: }
609:
610: sub getfoilcounts {
611: my ($max)=@_;
612: # +1 since instructors will count from 1
613: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
614: if (&Apache::response::showallfoils()) { $max=$count; }
615: if ($count>$max) { $count=$max }
616: &Apache::lonxml::debug("Count is $count from $max");
617: return $count;
618: }
619:
620:
621: sub start_conceptgroup {
622: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
623: $Apache::matchresponse::conceptgroup=1;
624: %Apache::response::conceptgroup=();
625: my $result;
626: if ($target eq 'edit') {
627: $result.=&Apache::edit::tag_start($target,$token,
628: "Concept Grouped Foils");
629: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
630: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
631: }
632: if ($target eq 'modified') {
633: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
634: $safeeval,'concept');
635: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
636: }
637: return $result;
638: }
639:
640: sub end_conceptgroup {
641: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
642: $Apache::matchresponse::conceptgroup=0;
643: my $result='';
1.28 albertel 644: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
645: $target eq 'tex' || $target eq 'analyze') {
646: &Apache::response::pick_foil_for_concept($target,
647: ['value','text','location'],
648: \%Apache::hint::match,
649: $parstack,$safeeval);
1.1 albertel 650: } elsif ($target eq 'edit') {
651: $result=&Apache::edit::end_table();
652: }
653: return $result;
654: }
655:
656: sub insert_conceptgroup {
657: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
658: return $result;
659: }
660:
661: sub start_foil {
662: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
663: my $result='';
1.28 albertel 664: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 665: &Apache::lonxml::startredirection;
1.46 albertel 666: if ($target eq 'analyze') {
667: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
668: }
1.1 albertel 669: } elsif ($target eq 'edit') {
670: $result=&Apache::edit::tag_start($target,$token,"Foil");
671: my $level='-2';
672: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
673: $result.=&Apache::edit::text_arg('Name:','name',$token);
674: my @names;
675: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
676: @names=@{ $Apache::response::itemgroup{'names'} };
677: }
678: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
679: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
680: $safeeval,'-3');
681: if ($randomize ne 'no') {
682: $result.=&Apache::edit::select_arg('Location:','location',
683: ['random','top','bottom'],$token);
684: }
685: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
686: } elsif ($target eq 'modified') {
687: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
688: $safeeval,'value',
689: 'name','location');
690: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
691: }
692: return $result;
693: }
694:
695: sub end_foil {
696: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
697: my $text ='';
698: my $result = '';
1.28 albertel 699: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 700: $text=&Apache::lonxml::endredirection;
701: }
1.48 albertel 702:
1.28 albertel 703: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
704: $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 705: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
706: $text='\vskip 5mm $\triangleright$ '.$text;
707: }
1.1 albertel 708: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
709: if ($value ne 'unused') {
710: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
711: &Apache::lonxml::debug("Got a name of :$name:");
1.49 albertel 712: if (!$name) {
1.54 albertel 713: &Apache::lonxml::warning("Foils without names exist. This can cause problems to malfunction.");
1.49 albertel 714: $name=$Apache::lonxml::curdepth;
715: }
1.1 albertel 716: &Apache::lonxml::debug("Using a name of :$name:");
1.37 albertel 717: if (defined($Apache::response::foilnames{$name})) {
718: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
719: }
1.38 albertel 720: $Apache::response::foilnames{$name}++;
1.37 albertel 721: my $location =&Apache::lonxml::get_param('location',$parstack,
722: $safeeval);
1.1 albertel 723: if ( $Apache::matchresponse::conceptgroup
724: && !&Apache::response::showallfoils() ) {
725: push @{ $Apache::response::conceptgroup{'names'} }, $name;
726: $Apache::response::conceptgroup{"$name.value"} = $value;
1.48 albertel 727: $Apache::response::conceptgroup{"$name.text"} = $text;
1.1 albertel 728: $Apache::response::conceptgroup{"$name.location"} = $location;
729: } else {
730: push @{ $Apache::response::foilgroup{'names'} }, $name;
731: $Apache::response::foilgroup{"$name.value"} = $value;
1.48 albertel 732: $Apache::response::foilgroup{"$name.text"} = $text;
1.1 albertel 733: $Apache::response::foilgroup{"$name.location"} = $location;
734: }
735: }
736: }
737: if ($target eq 'edit') {
738: $result.= &Apache::edit::tag_end($target,$token,'');
739: }
740: return $result;
741: }
742:
743: sub insert_foil {
744: return '
745: <foil name="" value="unused">
746: <startouttext />
747: <endouttext />
748: </foil>';
749: }
750: 1;
751: __END__
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