Annotation of loncom/homework/matchresponse.pm, revision 1.59
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.59 ! foxr 4: # $Id: matchresponse.pm,v 1.58 2006/04/04 22:24:08 foxr 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);
1.1 albertel 74: }
75: return $result;
76: }
77:
78: sub end_matchresponse {
79: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
80: my $result;
81: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
82: &Apache::response::end_response;
83: pop @Apache::lonxml::namespace;
84: &Apache::lonxml::deregister('Apache::matchresponse',
85: ('foilgroup','foil','conceptgroup'));
1.37 albertel 86: undef(%Apache::response::foilnames);
1.1 albertel 87: return $result;
88: }
89:
90: %Apache::response::itemgroup=();
91: sub start_itemgroup {
92: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
93: my $result;
94: %Apache::response::itemgroup=();
1.4 albertel 95: %Apache::matchresponse::itemtable=();
1.15 albertel 96:
1.1 albertel 97: if ($target eq 'edit') {
98: $result=&Apache::edit::tag_start($target,$token);
99: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
100: ['yes','no'],$token);
1.4 albertel 101: $result.=&Apache::edit::select_arg('Items Display Location:',
102: 'location',
103: ['top','bottom','left','right'],
104: $token);
1.51 albertel 105: $result.=&Apache::edit::select_arg('Items Display Directection:',
106: 'direction',
107: ['vertical','horizontal'],
108: $token);
1.1 albertel 109: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4 albertel 110: } elsif ($target eq 'modified') {
111: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
112: $safeeval,'randomize',
1.51 albertel 113: 'location','direction');
1.4 albertel 114: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.21 sakharuk 115: } elsif ($target eq 'web' or $target eq 'tex') {
1.4 albertel 116: $Apache::matchresponse::itemtable{'location'}=
117: &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.43 sakharuk 118: $Apache::matchresponse::TeXitemgroupwidth=&Apache::lonxml::get_param('TeXitemgroupwidth',$parstack,$safeeval,undef,0);
1.1 albertel 119: }
120: return $result;
121: }
122:
123: sub end_itemgroup {
124: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
125: my $result;
126:
1.17 albertel 127: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1 albertel 128: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
129: my @names=@{ $Apache::response::itemgroup{'names'} };
130: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2 albertel 131: if ($randomize ne 'no' ) {
1.18 albertel 132: @names=&Apache::response::whichorder($#names+1,$randomize,0,
133: \%Apache::response::itemgroup);
1.1 albertel 134: }
1.30 albertel 135: if ($target eq 'analyze') {
136: my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
137: push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
138: }
1.1 albertel 139: my %letter_name_map;
140: my %name_letter_map;
141: my @alphabet=('A'..'Z');
142: my $i=0;
143: foreach my $name (@names) {
144: $letter_name_map{$alphabet[$i]}=$name;
145: $name_letter_map{$name}=$alphabet[$i];
146: $i++;
147: }
1.15 albertel 148: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 149: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
1.51 albertel 150: my $direction=&Apache::lonxml::get_param('direction',$parstack,$safeeval);
1.1 albertel 151: if ($target eq 'web') {
1.58 foxr 152:
153: my $table='<br /><table>'; # extra space to match what latex does.
1.1 albertel 154: my $i=0;
1.51 albertel 155: if ($direction eq 'horizontal') { $table .='<tr>';}
1.1 albertel 156: foreach my $name (@names) {
1.51 albertel 157: if ($direction ne 'horizontal') { $table.='<tr>'; }
158: $table.='<td>'.$alphabet[$i].'</td><td>'.
159: $Apache::response::itemgroup{$name.'.text'}.'</td>';
160: if ($direction ne 'horizontal') { $table.='</tr>'; }
1.1 albertel 161: $i++;
162: }
1.51 albertel 163: if ($direction eq 'horizontal') { $table .='</tr>';}
1.4 albertel 164: $table.='</table>';
165: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 166: } elsif ($target eq 'tex') {
1.58 foxr 167: my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
1.5 sakharuk 168: my $i=0;
169: foreach my $name (@names) {
1.59 ! foxr 170: # $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.58 foxr 171: $table.='\item['.$alphabet[$i].'] '.
172: $Apache::response::itemgroup{$name.'.text'};
1.5 sakharuk 173: $i++;
174: }
1.58 foxr 175: $table.=' \end{description} \strut ';
1.40 sakharuk 176: if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
1.5 sakharuk 177: $Apache::matchresponse::itemtable{'display'}=$table;
1.17 albertel 178: }
1.1 albertel 179: return $result;
180: }
181:
182: sub start_item {
183: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
184: my $result='';
1.30 albertel 185: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 186: &Apache::lonxml::startredirection;
187: } elsif ($target eq 'edit') {
1.3 albertel 188: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
189: $safeeval,'-2');
1.1 albertel 190: $result=&Apache::edit::tag_start($target,$token,"Item");
191: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 192: if ($randomize ne 'no') {
193: $result.=&Apache::edit::select_arg('Location:','location',
194: ['random','top','bottom'],
195: $token);
196: }
197: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 198: } elsif ($target eq 'modified') {
199: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 200: $safeeval,'name',
201: 'location');
1.1 albertel 202: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
203: }
204: return $result;
205: }
206:
207: sub end_item {
208: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
209: my $text ='';
210: my $result = '';
1.30 albertel 211: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 212: $text=&Apache::lonxml::endredirection;
213: }
214: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30 albertel 215: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 216: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 217: my $location=&Apache::lonxml::get_param('location',$parstack,
218: $safeeval);
1.1 albertel 219: &Apache::lonxml::debug("Got a name of :$name:");
1.55 albertel 220: if ($name eq "") { $name=$Apache::lonxml::curdepth; }
1.1 albertel 221: &Apache::lonxml::debug("Using a name of :$name:");
222: push @{ $Apache::response::itemgroup{'names'} }, $name;
223: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 224: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 225: }
226: if ($target eq 'edit') {
227: $result.= &Apache::edit::tag_end($target,$token,'');
228: }
229: return $result;
230: }
231:
232: sub insert_item {
233: return '
234: <item name="">
235: <startouttext />
236: <endouttext />
237: </item>';
238: }
239:
240: %Apache::response::foilgroup=();
241: sub start_foilgroup {
242: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
243: my $result;
244: %Apache::response::foilgroup=();
245: $Apache::matchresponse::conceptgroup=0;
1.41 albertel 246: &Apache::response::pushrandomnumber();
1.1 albertel 247: if ($target eq 'edit') {
248: $result.=&Apache::edit::start_table($token)
249: ."<tr><td>Collection Of Foils</td><td>Delete:"
250: .&Apache::edit::deletelist($target,$token)
251: ."</td><td> ".&Apache::edit::end_row()
252: .&Apache::edit::start_spanning_row()."\n";
253: }
254: return $result;
255: }
256:
257: sub end_foilgroup {
258: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
259: my $result;
1.28 albertel 260: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 261: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
262: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
263: $safeeval,'-2');
1.5 sakharuk 264: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 265: $result=&displayfoils($target,$max,$randomize);
266: } elsif ($target eq 'answer' ) {
267: $result=&displayanswers($max,$randomize);
268: } elsif ( $target eq 'grade') {
269: &grade_response($max,$randomize);
1.28 albertel 270: } elsif ( $target eq 'analyze') {
271: my @shown=&whichfoils($max,$randomize);
272: &Apache::response::analyze_store_foilgroup(\@shown,
1.29 albertel 273: ['text','value','location']);
1.28 albertel 274: #FIXME need to store options in some way
1.1 albertel 275: }
1.20 sakharuk 276: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1 albertel 277: } elsif ($target eq 'edit') {
278: $result=&Apache::edit::end_table();
279: }
1.41 albertel 280: &Apache::response::poprandomnumber();
1.1 albertel 281: return $result;
1.29 albertel 282: }
283:
284: sub whichfoils {
285: my ($max,$randomize)=@_;
286: return &Apache::response::whichorder(&getfoilcounts($max),
287: $randomize,
288: &Apache::response::showallfoils(),
289: \%Apache::response::foilgroup);
1.1 albertel 290: }
291:
292: sub displayanswers {
293: my ($max,$randomize,@opt)=@_;
294: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
295: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 albertel 296: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
297: $randomize,
298: &Apache::response::showallfoils(),
299: \%Apache::response::foilgroup);
1.1 albertel 300: my %name_letter_map;
301: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
302: %name_letter_map=
303: %{ $Apache::response::itemgroup{'name_letter_map'} };
304: }
1.56 albertel 305: my $result;
306: if ($Apache::lonhomework::type eq 'exam') {
307: my $i=0;
308: foreach my $name (@whichfoils) {
309: $result.=&Apache::response::answer_header('matchresponse',$i++);
310: my $value_name=$Apache::response::foilgroup{$name.'.value'};
311: my $letter=$name_letter_map{$value_name};
312: $result.=&Apache::response::answer_part('matchresponse',$letter);
313: $result.=&Apache::response::answer_footer('matchresponse');
314: }
315: } else {
316: $result=&Apache::response::answer_header('matchresponse');
317: foreach my $name (@whichfoils) {
318: my $value_name=$Apache::response::foilgroup{$name.'.value'};
319: my $letter=$name_letter_map{$value_name};
320: $result.=&Apache::response::answer_part('matchresponse',$letter);
321: }
322: $result.=&Apache::response::answer_footer('matchresponse');
1.1 albertel 323: }
324: return $result;
325: }
326:
327:
328: sub grade_response {
329: my ($max,$randomize)=@_;
1.18 albertel 330: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
331: $randomize,
332: &Apache::response::showallfoils(),
333: \%Apache::response::foilgroup);
1.50 albertel 334: if (!&Apache::response::submitted()) { return; }
1.1 albertel 335: my %responsehash;
336: my %grade;
1.33 albertel 337: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 338: my %letter_name_map;
339: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
340: %letter_name_map=
341: %{ $Apache::response::itemgroup{'letter_name_map'} };
342: }
1.30 albertel 343: my @items;
1.1 albertel 344: foreach my $name (@whichfoils) {
1.34 albertel 345: my $response = &Apache::response::getresponse($temp,'letter');
1.30 albertel 346: push(@items,$response);
1.1 albertel 347: my $responsename = $letter_name_map{$response};
348: my $value=$Apache::response::foilgroup{$name.'.value'};
349: if ( $response =~ /[^\s]/) {
1.31 albertel 350: $responsehash{$name}=$responsename;
1.33 albertel 351: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1 albertel 352: if ($value eq $responsename) {
353: $grade{$name}='1'; $right++;
354: } else {
355: $grade{$name}='0'; $wrong++;
356: }
357: } else {
358: $ignored++;
359: }
360: $temp++;
361: }
362: my $part=$Apache::inputtags::part;
363: my $id = $Apache::inputtags::response['-1'];
364: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30 albertel 365: my $itemstr =&Apache::lonnet::array2str(@items);
1.1 albertel 366: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.30 albertel 367: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1 albertel 368: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
369: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
370: $responsestr;
1.30 albertel 371: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
372: $itemstr;
1.1 albertel 373: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
374: $gradestr;
1.47 albertel 375: if ($Apache::lonhomework::type eq 'survey') {
376: if ($ignored == 0) {
377: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
378: &Apache::response::handle_previous(\%previous,$ad);
379: } elsif ($wrong==0 && $right==0) {
380: } else {
381: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
382: &Apache::response::handle_previous(\%previous,$ad);
383: }
384: } elsif (!$Apache::lonhomework::scantronmode) {
1.34 albertel 385: my $ad;
386: if ($wrong==0 && $ignored==0) {
387: $ad='EXACT_ANS';
388: } elsif ($wrong==0 && $right==0) {
389: #nothing submitted
390: } else {
391: if ($ignored==0) {
392: $ad='INCORRECT';
393: } else {
394: $ad='MISSING_ANSWER';
395: }
396: }
397: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
398: &Apache::response::handle_previous(\%previous,$ad);
399: } else {
400: my $ad;
401: if ($wrong==0 && $right==0) {
402: #nothing submitted
403: } else {
404: $ad='ASSIGNED_SCORE';
405: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
406: $ad;
407: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35 albertel 408: $right/(scalar(@whichfoils));
1.34 albertel 409: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35 albertel 410: scalar(@whichfoils);
1.34 albertel 411: }
412: }
1.1 albertel 413: }
414:
1.4 albertel 415: sub itemdisplay {
416: my ($location)=@_;
417: if ($location eq 'top' &&
418: !defined($Apache::matchresponse::itemtable{'location'})) {
419: return $Apache::matchresponse::itemtable{'display'};
420: }
421: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
422: return $Apache::matchresponse::itemtable{'display'};
423: }
424: return undef;
425: }
1.1 albertel 426: sub displayfoils {
427: my ($target,$max,$randomize)=@_;
428: my $result;
1.4 albertel 429: my $question;
1.18 albertel 430: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
431: $randomize,
432: &Apache::response::showallfoils(),
433: \%Apache::response::foilgroup);
1.1 albertel 434: my $part=$Apache::inputtags::part;
435: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
436: my %letter_name_map;
437: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
438: %letter_name_map=
439: %{ $Apache::response::itemgroup{'letter_name_map'} };
440: }
441: my %name_letter_map;
442: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
443: %name_letter_map=
444: %{ $Apache::response::itemgroup{'name_letter_map'} };
445: }
1.25 albertel 446: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 447: foreach my $name (@whichfoils) {
448: my $text=$Apache::response::foilgroup{$name.'.text'};
449: my $value=$Apache::response::foilgroup{$name.'.value'};
450: my $letter=$name_letter_map{$value};
1.5 sakharuk 451: if ($target eq 'tex') {
452: $question.=' \\\\ '.$letter.':'.$text;
453: } else {
1.53 albertel 454: $question.='<br /><b>'.$letter.':</b> '.$text;
1.5 sakharuk 455: }
1.1 albertel 456: }
457: } else {
458: my $i = 0;
1.36 albertel 459: my $temp=1;
1.1 albertel 460: my $id=$Apache::inputtags::response[-1];
461: my $part=$Apache::inputtags::part;
462: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 463: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
464: my @alphabet=('A'..'Z');
1.15 albertel 465: my @used_letters=sort(keys(%letter_name_map));
1.20 sakharuk 466: my $internal_counter=$Apache::lonxml::counter;
1.1 albertel 467: foreach my $name (@whichfoils) {
468: my $lastopt=$lastresponse{$name};
469: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 470: my $optionlist = '';
1.7 sakharuk 471: if ($target ne 'tex') {
472: $optionlist="<option></option>\n";
473: } else {
474: if ($Apache::lonhomework::type ne 'exam') {
475: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
476: }
477: }
1.1 albertel 478: my $option;
1.15 albertel 479: foreach $option (@used_letters) {
1.1 albertel 480: if ($option eq $last_letter) {
1.6 sakharuk 481: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 482: } else {
1.6 sakharuk 483: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 484: }
485: }
1.19 sakharuk 486: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.5 sakharuk 487: $optionlist='<select name="HWVAL_'.
488: $Apache::inputtags::response[-1].':'.$temp.'">'.
489: $optionlist."</select>\n";
490: }
1.1 albertel 491: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 492: if ($target ne 'tex') {
1.19 sakharuk 493: if ($Apache::lonhomework::type ne 'exam') {
1.45 albertel 494: $question.="<br />\n".$optionlist.$text;
1.19 sakharuk 495: } else {
1.45 albertel 496: $question.="<br />\n".$text;
1.19 sakharuk 497: }
1.6 sakharuk 498: if ($Apache::lonhomework::type eq 'exam') {
1.42 albertel 499: my @blank;
500: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
1.6 sakharuk 501: }
502: } else {
503: if ($Apache::lonhomework::type eq 'exam') {
504: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 505: my @emptyItems = ();
1.16 albertel 506: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.40 sakharuk 507: $question.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'\end{enumerate} \vskip -8 mm \strut ';
1.20 sakharuk 508: $internal_counter++;
1.6 sakharuk 509: } else {
1.22 sakharuk 510: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6 sakharuk 511: }
1.5 sakharuk 512: }
1.1 albertel 513: $temp++;
514: }
1.4 albertel 515: }
516: if ($result=&itemdisplay('top')) {
517: $result.=$question;
518: } elsif ($result=&itemdisplay('bottom')) {
519: $result=$question.$result;
520: } elsif ($result=&itemdisplay('right')) {
1.32 sakharuk 521: if ($target ne 'tex') {
1.45 albertel 522: #remove the first <br />
523: $question=~s|<br />||;
524: $result='<table><tr><td valign="top">'.$question.
525: '</td><td valign="top">'.$result.'</td></tr></table>';
1.32 sakharuk 526: } else {
1.52 albertel 527: my $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
1.43 sakharuk 528: my ($lefttabsize,$righttabsize)=(0,0);
529: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
530: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
531: $lefttabsize=$tabsize*$1/100;
532: $righttabsize=0.95*($tabsize-$lefttabsize);
533: } else {
534: $tabsize=~/(\d+\.?\d*)/;
535: $lefttabsize=$1/2.1;
536: $righttabsize=0.95*($1-$lefttabsize);
537: }
538: $lefttabsize.=' mm ';
539: $righttabsize.=' mm ';
540: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$righttabsize.'}p{'.$lefttabsize.'}}\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}\end{tabular}';
1.32 sakharuk 541: }
1.4 albertel 542: } elsif ($result=&itemdisplay('left')) {
1.32 sakharuk 543: if ($target ne 'tex') {
1.45 albertel 544: #remove the first <br />
545: $question=~s|<br />||;
546: $result='<table><tr><td valign="top">'.$result.
547: '</td><td valign="top">'.$question.'</td></tr></table>';
1.32 sakharuk 548: } else {
1.52 albertel 549: my $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
1.43 sakharuk 550: my ($lefttabsize,$righttabsize)=(0,0);
551: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
552: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
553: $lefttabsize=$tabsize*$1/100;
554: $righttabsize=0.95*($tabsize-$lefttabsize);
555: } else {
556: $tabsize=~/(\d+\.?\d*)/;
1.44 sakharuk 557: $lefttabsize=$1/2.1;
1.43 sakharuk 558: $righttabsize=0.95*($1-$lefttabsize);
559: }
560: $lefttabsize.=' mm ';
561: $righttabsize.=' mm ';
562: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$lefttabsize.'}p{'.$righttabsize.'}}\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}\end{tabular}';
1.32 sakharuk 563: }
1.1 albertel 564: }
1.5 sakharuk 565: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 566: return $result;
567: }
568:
569: sub getfoilcounts {
570: my ($max)=@_;
571: # +1 since instructors will count from 1
572: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
573: if (&Apache::response::showallfoils()) { $max=$count; }
574: if ($count>$max) { $count=$max }
575: &Apache::lonxml::debug("Count is $count from $max");
576: return $count;
577: }
578:
579:
580: sub start_conceptgroup {
581: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
582: $Apache::matchresponse::conceptgroup=1;
583: %Apache::response::conceptgroup=();
584: my $result;
585: if ($target eq 'edit') {
586: $result.=&Apache::edit::tag_start($target,$token,
587: "Concept Grouped Foils");
588: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
589: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
590: }
591: if ($target eq 'modified') {
592: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
593: $safeeval,'concept');
594: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
595: }
596: return $result;
597: }
598:
599: sub end_conceptgroup {
600: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
601: $Apache::matchresponse::conceptgroup=0;
602: my $result='';
1.28 albertel 603: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
604: $target eq 'tex' || $target eq 'analyze') {
605: &Apache::response::pick_foil_for_concept($target,
606: ['value','text','location'],
607: \%Apache::hint::match,
608: $parstack,$safeeval);
1.1 albertel 609: } elsif ($target eq 'edit') {
610: $result=&Apache::edit::end_table();
611: }
612: return $result;
613: }
614:
615: sub insert_conceptgroup {
616: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
617: return $result;
618: }
619:
620: sub start_foil {
621: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
622: my $result='';
1.28 albertel 623: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 624: &Apache::lonxml::startredirection;
1.46 albertel 625: if ($target eq 'analyze') {
626: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
627: }
1.1 albertel 628: } elsif ($target eq 'edit') {
629: $result=&Apache::edit::tag_start($target,$token,"Foil");
630: my $level='-2';
631: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
632: $result.=&Apache::edit::text_arg('Name:','name',$token);
633: my @names;
634: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
635: @names=@{ $Apache::response::itemgroup{'names'} };
636: }
637: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
638: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
639: $safeeval,'-3');
640: if ($randomize ne 'no') {
641: $result.=&Apache::edit::select_arg('Location:','location',
642: ['random','top','bottom'],$token);
643: }
644: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
645: } elsif ($target eq 'modified') {
646: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
647: $safeeval,'value',
648: 'name','location');
649: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
650: }
651: return $result;
652: }
653:
654: sub end_foil {
655: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
656: my $text ='';
657: my $result = '';
1.28 albertel 658: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 659: $text=&Apache::lonxml::endredirection;
660: }
1.48 albertel 661:
1.28 albertel 662: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
663: $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 664: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
665: $text='\vskip 5mm $\triangleright$ '.$text;
666: }
1.1 albertel 667: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
668: if ($value ne 'unused') {
669: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
670: &Apache::lonxml::debug("Got a name of :$name:");
1.49 albertel 671: if (!$name) {
1.54 albertel 672: &Apache::lonxml::warning("Foils without names exist. This can cause problems to malfunction.");
1.49 albertel 673: $name=$Apache::lonxml::curdepth;
674: }
1.1 albertel 675: &Apache::lonxml::debug("Using a name of :$name:");
1.37 albertel 676: if (defined($Apache::response::foilnames{$name})) {
677: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
678: }
1.38 albertel 679: $Apache::response::foilnames{$name}++;
1.37 albertel 680: my $location =&Apache::lonxml::get_param('location',$parstack,
681: $safeeval);
1.1 albertel 682: if ( $Apache::matchresponse::conceptgroup
683: && !&Apache::response::showallfoils() ) {
684: push @{ $Apache::response::conceptgroup{'names'} }, $name;
685: $Apache::response::conceptgroup{"$name.value"} = $value;
1.48 albertel 686: $Apache::response::conceptgroup{"$name.text"} = $text;
1.1 albertel 687: $Apache::response::conceptgroup{"$name.location"} = $location;
688: } else {
689: push @{ $Apache::response::foilgroup{'names'} }, $name;
690: $Apache::response::foilgroup{"$name.value"} = $value;
1.48 albertel 691: $Apache::response::foilgroup{"$name.text"} = $text;
1.1 albertel 692: $Apache::response::foilgroup{"$name.location"} = $location;
693: }
694: }
695: }
696: if ($target eq 'edit') {
697: $result.= &Apache::edit::tag_end($target,$token,'');
698: }
699: return $result;
700: }
701:
702: sub insert_foil {
703: return '
704: <foil name="" value="unused">
705: <startouttext />
706: <endouttext />
707: </foil>';
708: }
709: 1;
710: __END__
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