Annotation of loncom/homework/matchresponse.pm, revision 1.52
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.52 ! albertel 4: # $Id: matchresponse.pm,v 1.51 2005/02/12 01:13:56 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);
1.1 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') {
1.4 albertel 152: my $table='<table>';
1.1 albertel 153: my $i=0;
1.51 albertel 154: if ($direction eq 'horizontal') { $table .='<tr>';}
1.1 albertel 155: foreach my $name (@names) {
1.51 albertel 156: if ($direction ne 'horizontal') { $table.='<tr>'; }
157: $table.='<td>'.$alphabet[$i].'</td><td>'.
158: $Apache::response::itemgroup{$name.'.text'}.'</td>';
159: if ($direction ne 'horizontal') { $table.='</tr>'; }
1.1 albertel 160: $i++;
161: }
1.51 albertel 162: if ($direction eq 'horizontal') { $table .='</tr>';}
1.4 albertel 163: $table.='</table>';
164: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 165: } elsif ($target eq 'tex') {
1.39 sakharuk 166: my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
1.5 sakharuk 167: my $i=0;
168: foreach my $name (@names) {
1.11 sakharuk 169: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.19 sakharuk 170: $table.='\item['.$alphabet[$i].'] '.
1.21 sakharuk 171: $Apache::response::itemgroup{$name.'.text'};
1.5 sakharuk 172: $i++;
173: }
1.40 sakharuk 174: $table.=' \end{description} \strut ';
175: if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
1.5 sakharuk 176: $Apache::matchresponse::itemtable{'display'}=$table;
1.17 albertel 177: }
1.1 albertel 178: return $result;
179: }
180:
181: sub start_item {
182: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
183: my $result='';
1.30 albertel 184: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 185: &Apache::lonxml::startredirection;
186: } elsif ($target eq 'edit') {
1.3 albertel 187: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
188: $safeeval,'-2');
1.1 albertel 189: $result=&Apache::edit::tag_start($target,$token,"Item");
190: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 191: if ($randomize ne 'no') {
192: $result.=&Apache::edit::select_arg('Location:','location',
193: ['random','top','bottom'],
194: $token);
195: }
196: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 197: } elsif ($target eq 'modified') {
198: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 199: $safeeval,'name',
200: 'location');
1.1 albertel 201: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
202: }
203: return $result;
204: }
205:
206: sub end_item {
207: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
208: my $text ='';
209: my $result = '';
1.30 albertel 210: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 211: $text=&Apache::lonxml::endredirection;
212: }
213: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30 albertel 214: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 215: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 216: my $location=&Apache::lonxml::get_param('location',$parstack,
217: $safeeval);
1.1 albertel 218: &Apache::lonxml::debug("Got a name of :$name:");
219: if (!$name) { $name=$Apache::lonxml::curdepth; }
220: &Apache::lonxml::debug("Using a name of :$name:");
221: push @{ $Apache::response::itemgroup{'names'} }, $name;
222: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 223: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 224: }
225: if ($target eq 'edit') {
226: $result.= &Apache::edit::tag_end($target,$token,'');
227: }
228: return $result;
229: }
230:
231: sub insert_item {
232: return '
233: <item name="">
234: <startouttext />
235: <endouttext />
236: </item>';
237: }
238:
239: %Apache::response::foilgroup=();
240: sub start_foilgroup {
241: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
242: my $result;
243: %Apache::response::foilgroup=();
244: $Apache::matchresponse::conceptgroup=0;
1.41 albertel 245: &Apache::response::pushrandomnumber();
1.1 albertel 246: if ($target eq 'edit') {
247: $result.=&Apache::edit::start_table($token)
248: ."<tr><td>Collection Of Foils</td><td>Delete:"
249: .&Apache::edit::deletelist($target,$token)
250: ."</td><td> ".&Apache::edit::end_row()
251: .&Apache::edit::start_spanning_row()."\n";
252: }
253: return $result;
254: }
255:
256: sub end_foilgroup {
257: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
258: my $result;
1.28 albertel 259: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 260: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
261: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
262: $safeeval,'-2');
1.5 sakharuk 263: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 264: $result=&displayfoils($target,$max,$randomize);
265: } elsif ($target eq 'answer' ) {
266: $result=&displayanswers($max,$randomize);
267: } elsif ( $target eq 'grade') {
268: &grade_response($max,$randomize);
1.28 albertel 269: } elsif ( $target eq 'analyze') {
270: my @shown=&whichfoils($max,$randomize);
271: &Apache::response::analyze_store_foilgroup(\@shown,
1.29 albertel 272: ['text','value','location']);
1.28 albertel 273: #FIXME need to store options in some way
1.1 albertel 274: }
1.20 sakharuk 275: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1 albertel 276: } elsif ($target eq 'edit') {
277: $result=&Apache::edit::end_table();
278: }
1.41 albertel 279: &Apache::response::poprandomnumber();
1.1 albertel 280: return $result;
1.29 albertel 281: }
282:
283: sub whichfoils {
284: my ($max,$randomize)=@_;
285: return &Apache::response::whichorder(&getfoilcounts($max),
286: $randomize,
287: &Apache::response::showallfoils(),
288: \%Apache::response::foilgroup);
1.1 albertel 289: }
290:
291: sub displayanswers {
292: my ($max,$randomize,@opt)=@_;
293: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
294: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 albertel 295: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
296: $randomize,
297: &Apache::response::showallfoils(),
298: \%Apache::response::foilgroup);
1.1 albertel 299: my $result=&Apache::response::answer_header('matchresponse');
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: }
305: foreach my $name (@whichfoils) {
306: my $value_name=$Apache::response::foilgroup{$name.'.value'};
307: my $letter=$name_letter_map{$value_name};
308: $result.=&Apache::response::answer_part('matchresponse',$letter);
309: }
310: $result.=&Apache::response::answer_footer('matchresponse');
311: return $result;
312: }
313:
314:
315: sub grade_response {
316: my ($max,$randomize)=@_;
1.18 albertel 317: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
318: $randomize,
319: &Apache::response::showallfoils(),
320: \%Apache::response::foilgroup);
1.50 albertel 321: if (!&Apache::response::submitted()) { return; }
1.1 albertel 322: my %responsehash;
323: my %grade;
1.33 albertel 324: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 325: my %letter_name_map;
326: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
327: %letter_name_map=
328: %{ $Apache::response::itemgroup{'letter_name_map'} };
329: }
1.30 albertel 330: my @items;
1.1 albertel 331: foreach my $name (@whichfoils) {
1.34 albertel 332: my $response = &Apache::response::getresponse($temp,'letter');
1.30 albertel 333: push(@items,$response);
1.1 albertel 334: my $responsename = $letter_name_map{$response};
335: my $value=$Apache::response::foilgroup{$name.'.value'};
336: if ( $response =~ /[^\s]/) {
1.31 albertel 337: $responsehash{$name}=$responsename;
1.33 albertel 338: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1 albertel 339: if ($value eq $responsename) {
340: $grade{$name}='1'; $right++;
341: } else {
342: $grade{$name}='0'; $wrong++;
343: }
344: } else {
345: $ignored++;
346: }
347: $temp++;
348: }
349: my $part=$Apache::inputtags::part;
350: my $id = $Apache::inputtags::response['-1'];
351: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30 albertel 352: my $itemstr =&Apache::lonnet::array2str(@items);
1.1 albertel 353: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.30 albertel 354: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1 albertel 355: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
356: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
357: $responsestr;
1.30 albertel 358: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
359: $itemstr;
1.1 albertel 360: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
361: $gradestr;
1.47 albertel 362: if ($Apache::lonhomework::type eq 'survey') {
363: if ($ignored == 0) {
364: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
365: &Apache::response::handle_previous(\%previous,$ad);
366: } elsif ($wrong==0 && $right==0) {
367: } else {
368: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
369: &Apache::response::handle_previous(\%previous,$ad);
370: }
371: } elsif (!$Apache::lonhomework::scantronmode) {
1.34 albertel 372: my $ad;
373: if ($wrong==0 && $ignored==0) {
374: $ad='EXACT_ANS';
375: } elsif ($wrong==0 && $right==0) {
376: #nothing submitted
377: } else {
378: if ($ignored==0) {
379: $ad='INCORRECT';
380: } else {
381: $ad='MISSING_ANSWER';
382: }
383: }
384: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
385: &Apache::response::handle_previous(\%previous,$ad);
386: } else {
387: my $ad;
388: if ($wrong==0 && $right==0) {
389: #nothing submitted
390: } else {
391: $ad='ASSIGNED_SCORE';
392: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
393: $ad;
394: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35 albertel 395: $right/(scalar(@whichfoils));
1.34 albertel 396: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35 albertel 397: scalar(@whichfoils);
1.34 albertel 398: }
399: }
1.1 albertel 400: }
401:
1.4 albertel 402: sub itemdisplay {
403: my ($location)=@_;
404: if ($location eq 'top' &&
405: !defined($Apache::matchresponse::itemtable{'location'})) {
406: return $Apache::matchresponse::itemtable{'display'};
407: }
408: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
409: return $Apache::matchresponse::itemtable{'display'};
410: }
411: return undef;
412: }
1.1 albertel 413: sub displayfoils {
414: my ($target,$max,$randomize)=@_;
415: my $result;
1.4 albertel 416: my $question;
1.18 albertel 417: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
418: $randomize,
419: &Apache::response::showallfoils(),
420: \%Apache::response::foilgroup);
1.1 albertel 421: my $part=$Apache::inputtags::part;
422: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
423: my %letter_name_map;
424: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
425: %letter_name_map=
426: %{ $Apache::response::itemgroup{'letter_name_map'} };
427: }
428: my %name_letter_map;
429: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
430: %name_letter_map=
431: %{ $Apache::response::itemgroup{'name_letter_map'} };
432: }
1.25 albertel 433: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 434: foreach my $name (@whichfoils) {
435: my $text=$Apache::response::foilgroup{$name.'.text'};
436: my $value=$Apache::response::foilgroup{$name.'.value'};
437: my $letter=$name_letter_map{$value};
1.5 sakharuk 438: if ($target eq 'tex') {
439: $question.=' \\\\ '.$letter.':'.$text;
440: } else {
441: $question.='<br />'.$letter.':'.$text;
442: }
1.1 albertel 443: }
444: } else {
445: my $i = 0;
1.36 albertel 446: my $temp=1;
1.1 albertel 447: my $id=$Apache::inputtags::response[-1];
448: my $part=$Apache::inputtags::part;
449: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 450: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
451: my @alphabet=('A'..'Z');
1.15 albertel 452: my @used_letters=sort(keys(%letter_name_map));
1.20 sakharuk 453: my $internal_counter=$Apache::lonxml::counter;
1.1 albertel 454: foreach my $name (@whichfoils) {
455: my $lastopt=$lastresponse{$name};
456: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 457: my $optionlist = '';
1.7 sakharuk 458: if ($target ne 'tex') {
459: $optionlist="<option></option>\n";
460: } else {
461: if ($Apache::lonhomework::type ne 'exam') {
462: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
463: }
464: }
1.1 albertel 465: my $option;
1.15 albertel 466: foreach $option (@used_letters) {
1.1 albertel 467: if ($option eq $last_letter) {
1.6 sakharuk 468: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 469: } else {
1.6 sakharuk 470: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 471: }
472: }
1.19 sakharuk 473: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.5 sakharuk 474: $optionlist='<select name="HWVAL_'.
475: $Apache::inputtags::response[-1].':'.$temp.'">'.
476: $optionlist."</select>\n";
477: }
1.1 albertel 478: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 479: if ($target ne 'tex') {
1.19 sakharuk 480: if ($Apache::lonhomework::type ne 'exam') {
1.45 albertel 481: $question.="<br />\n".$optionlist.$text;
1.19 sakharuk 482: } else {
1.45 albertel 483: $question.="<br />\n".$text;
1.19 sakharuk 484: }
1.6 sakharuk 485: if ($Apache::lonhomework::type eq 'exam') {
1.42 albertel 486: my @blank;
487: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
1.6 sakharuk 488: }
489: } else {
490: if ($Apache::lonhomework::type eq 'exam') {
491: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 492: my @emptyItems = ();
1.16 albertel 493: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.40 sakharuk 494: $question.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'\end{enumerate} \vskip -8 mm \strut ';
1.20 sakharuk 495: $internal_counter++;
1.6 sakharuk 496: } else {
1.22 sakharuk 497: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6 sakharuk 498: }
1.5 sakharuk 499: }
1.1 albertel 500: $temp++;
501: }
1.4 albertel 502: }
503: if ($result=&itemdisplay('top')) {
504: $result.=$question;
505: } elsif ($result=&itemdisplay('bottom')) {
506: $result=$question.$result;
507: } elsif ($result=&itemdisplay('right')) {
1.32 sakharuk 508: if ($target ne 'tex') {
1.45 albertel 509: #remove the first <br />
510: $question=~s|<br />||;
511: $result='<table><tr><td valign="top">'.$question.
512: '</td><td valign="top">'.$result.'</td></tr></table>';
1.32 sakharuk 513: } else {
1.52 ! albertel 514: my $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
1.43 sakharuk 515: my ($lefttabsize,$righttabsize)=(0,0);
516: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
517: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
518: $lefttabsize=$tabsize*$1/100;
519: $righttabsize=0.95*($tabsize-$lefttabsize);
520: } else {
521: $tabsize=~/(\d+\.?\d*)/;
522: $lefttabsize=$1/2.1;
523: $righttabsize=0.95*($1-$lefttabsize);
524: }
525: $lefttabsize.=' mm ';
526: $righttabsize.=' mm ';
527: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$righttabsize.'}p{'.$lefttabsize.'}}\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}\end{tabular}';
1.32 sakharuk 528: }
1.4 albertel 529: } elsif ($result=&itemdisplay('left')) {
1.32 sakharuk 530: if ($target ne 'tex') {
1.45 albertel 531: #remove the first <br />
532: $question=~s|<br />||;
533: $result='<table><tr><td valign="top">'.$result.
534: '</td><td valign="top">'.$question.'</td></tr></table>';
1.32 sakharuk 535: } else {
1.52 ! albertel 536: my $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
1.43 sakharuk 537: my ($lefttabsize,$righttabsize)=(0,0);
538: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
539: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
540: $lefttabsize=$tabsize*$1/100;
541: $righttabsize=0.95*($tabsize-$lefttabsize);
542: } else {
543: $tabsize=~/(\d+\.?\d*)/;
1.44 sakharuk 544: $lefttabsize=$1/2.1;
1.43 sakharuk 545: $righttabsize=0.95*($1-$lefttabsize);
546: }
547: $lefttabsize.=' mm ';
548: $righttabsize.=' mm ';
549: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$lefttabsize.'}p{'.$righttabsize.'}}\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}\end{tabular}';
1.32 sakharuk 550: }
1.1 albertel 551: }
1.5 sakharuk 552: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 553: return $result;
554: }
555:
556: sub getfoilcounts {
557: my ($max)=@_;
558: # +1 since instructors will count from 1
559: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
560: if (&Apache::response::showallfoils()) { $max=$count; }
561: if ($count>$max) { $count=$max }
562: &Apache::lonxml::debug("Count is $count from $max");
563: return $count;
564: }
565:
566:
567: sub start_conceptgroup {
568: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
569: $Apache::matchresponse::conceptgroup=1;
570: %Apache::response::conceptgroup=();
571: my $result;
572: if ($target eq 'edit') {
573: $result.=&Apache::edit::tag_start($target,$token,
574: "Concept Grouped Foils");
575: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
576: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
577: }
578: if ($target eq 'modified') {
579: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
580: $safeeval,'concept');
581: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
582: }
583: return $result;
584: }
585:
586: sub end_conceptgroup {
587: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
588: $Apache::matchresponse::conceptgroup=0;
589: my $result='';
1.28 albertel 590: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
591: $target eq 'tex' || $target eq 'analyze') {
592: &Apache::response::pick_foil_for_concept($target,
593: ['value','text','location'],
594: \%Apache::hint::match,
595: $parstack,$safeeval);
1.1 albertel 596: } elsif ($target eq 'edit') {
597: $result=&Apache::edit::end_table();
598: }
599: return $result;
600: }
601:
602: sub insert_conceptgroup {
603: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
604: return $result;
605: }
606:
607: sub start_foil {
608: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
609: my $result='';
1.28 albertel 610: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 611: &Apache::lonxml::startredirection;
1.46 albertel 612: if ($target eq 'analyze') {
613: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
614: }
1.1 albertel 615: } elsif ($target eq 'edit') {
616: $result=&Apache::edit::tag_start($target,$token,"Foil");
617: my $level='-2';
618: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
619: $result.=&Apache::edit::text_arg('Name:','name',$token);
620: my @names;
621: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
622: @names=@{ $Apache::response::itemgroup{'names'} };
623: }
624: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
625: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
626: $safeeval,'-3');
627: if ($randomize ne 'no') {
628: $result.=&Apache::edit::select_arg('Location:','location',
629: ['random','top','bottom'],$token);
630: }
631: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
632: } elsif ($target eq 'modified') {
633: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
634: $safeeval,'value',
635: 'name','location');
636: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
637: }
638: return $result;
639: }
640:
641: sub end_foil {
642: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
643: my $text ='';
644: my $result = '';
1.28 albertel 645: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 646: $text=&Apache::lonxml::endredirection;
647: }
1.48 albertel 648:
1.28 albertel 649: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
650: $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 651: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
652: $text='\vskip 5mm $\triangleright$ '.$text;
653: }
1.1 albertel 654: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
655: if ($value ne 'unused') {
656: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
657: &Apache::lonxml::debug("Got a name of :$name:");
1.49 albertel 658: if (!$name) {
659: &Apache::lonxml::error("Foils without names exist. This can cause problems to malfunction.");
660: $name=$Apache::lonxml::curdepth;
661: }
1.1 albertel 662: &Apache::lonxml::debug("Using a name of :$name:");
1.37 albertel 663: if (defined($Apache::response::foilnames{$name})) {
664: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
665: }
1.38 albertel 666: $Apache::response::foilnames{$name}++;
1.37 albertel 667: my $location =&Apache::lonxml::get_param('location',$parstack,
668: $safeeval);
1.1 albertel 669: if ( $Apache::matchresponse::conceptgroup
670: && !&Apache::response::showallfoils() ) {
671: push @{ $Apache::response::conceptgroup{'names'} }, $name;
672: $Apache::response::conceptgroup{"$name.value"} = $value;
1.48 albertel 673: $Apache::response::conceptgroup{"$name.text"} = $text;
1.1 albertel 674: $Apache::response::conceptgroup{"$name.location"} = $location;
675: } else {
676: push @{ $Apache::response::foilgroup{'names'} }, $name;
677: $Apache::response::foilgroup{"$name.value"} = $value;
1.48 albertel 678: $Apache::response::foilgroup{"$name.text"} = $text;
1.1 albertel 679: $Apache::response::foilgroup{"$name.location"} = $location;
680: }
681: }
682: }
683: if ($target eq 'edit') {
684: $result.= &Apache::edit::tag_end($target,$token,'');
685: }
686: return $result;
687: }
688:
689: sub insert_foil {
690: return '
691: <foil name="" value="unused">
692: <startouttext />
693: <endouttext />
694: </foil>';
695: }
696: 1;
697: __END__
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