Annotation of loncom/homework/matchresponse.pm, revision 1.51
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.51 ! albertel 4: # $Id: matchresponse.pm,v 1.50 2005/01/31 22:00:40 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;
1.6 sakharuk 35:
1.1 albertel 36: BEGIN {
37: &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
38: }
39:
40: sub start_matchresponse {
41: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
42: my $result;
43: #when in a matchresponse use these
44: &Apache::lonxml::register('Apache::matchresponse',
45: ('foilgroup','foil','conceptgroup','item',
46: 'itemgroup'));
47: push (@Apache::lonxml::namespace,'matchresponse');
48: my $id = &Apache::response::start_response($parstack,$safeeval);
49: %Apache::hint::match=();
1.37 albertel 50: undef(%Apache::response::foilnames);
1.1 albertel 51: if ($target eq 'meta') {
52: $result=&Apache::response::meta_package_write('matchresponse');
53: } elsif ($target eq 'edit' ) {
54: $result.=&Apache::edit::start_table($token).
55: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
56: &Apache::edit::deletelist($target,$token)
57: ."</td><td> ".&Apache::edit::end_row()
58: .&Apache::edit::start_spanning_row();
59:
60: $result.=
61: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
62: &Apache::edit::select_arg('Randomize Foil Order','randomize',
63: ['yes','no'],$token).
64: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
65: } elsif ($target eq 'modified') {
66: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
67: $safeeval,'max',
68: 'randomize');
69: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.28 albertel 70: } elsif ($target eq 'analyze') {
71: my $part_id="$Apache::inputtags::part.$id";
72: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.1 albertel 73: }
74: return $result;
75: }
76:
77: sub end_matchresponse {
78: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
79: my $result;
80: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
81: &Apache::response::end_response;
82: pop @Apache::lonxml::namespace;
83: &Apache::lonxml::deregister('Apache::matchresponse',
84: ('foilgroup','foil','conceptgroup'));
1.37 albertel 85: undef(%Apache::response::foilnames);
1.1 albertel 86: return $result;
87: }
88:
89: %Apache::response::itemgroup=();
90: sub start_itemgroup {
91: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
92: my $result;
93: %Apache::response::itemgroup=();
1.4 albertel 94: %Apache::matchresponse::itemtable=();
1.15 albertel 95:
1.1 albertel 96: if ($target eq 'edit') {
97: $result=&Apache::edit::tag_start($target,$token);
98: $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
99: ['yes','no'],$token);
1.4 albertel 100: $result.=&Apache::edit::select_arg('Items Display Location:',
101: 'location',
102: ['top','bottom','left','right'],
103: $token);
1.51 ! albertel 104: $result.=&Apache::edit::select_arg('Items Display Directection:',
! 105: 'direction',
! 106: ['vertical','horizontal'],
! 107: $token);
1.1 albertel 108: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4 albertel 109: } elsif ($target eq 'modified') {
110: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
111: $safeeval,'randomize',
1.51 ! albertel 112: 'location','direction');
1.4 albertel 113: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.21 sakharuk 114: } elsif ($target eq 'web' or $target eq 'tex') {
1.4 albertel 115: $Apache::matchresponse::itemtable{'location'}=
116: &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.43 sakharuk 117: $Apache::matchresponse::TeXitemgroupwidth=&Apache::lonxml::get_param('TeXitemgroupwidth',$parstack,$safeeval,undef,0);
1.1 albertel 118: }
119: return $result;
120: }
121:
122: sub end_itemgroup {
123: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
124: my $result;
125:
1.17 albertel 126: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1 albertel 127: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
128: my @names=@{ $Apache::response::itemgroup{'names'} };
129: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2 albertel 130: if ($randomize ne 'no' ) {
1.18 albertel 131: @names=&Apache::response::whichorder($#names+1,$randomize,0,
132: \%Apache::response::itemgroup);
1.1 albertel 133: }
1.30 albertel 134: if ($target eq 'analyze') {
135: my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
136: push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
137: }
1.1 albertel 138: my %letter_name_map;
139: my %name_letter_map;
140: my @alphabet=('A'..'Z');
141: my $i=0;
142: foreach my $name (@names) {
143: $letter_name_map{$alphabet[$i]}=$name;
144: $name_letter_map{$name}=$alphabet[$i];
145: $i++;
146: }
1.15 albertel 147: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 148: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
1.51 ! albertel 149: my $direction=&Apache::lonxml::get_param('direction',$parstack,$safeeval);
1.1 albertel 150: if ($target eq 'web') {
1.4 albertel 151: my $table='<table>';
1.1 albertel 152: my $i=0;
1.51 ! albertel 153: if ($direction eq 'horizontal') { $table .='<tr>';}
1.1 albertel 154: foreach my $name (@names) {
1.51 ! albertel 155: if ($direction ne 'horizontal') { $table.='<tr>'; }
! 156: $table.='<td>'.$alphabet[$i].'</td><td>'.
! 157: $Apache::response::itemgroup{$name.'.text'}.'</td>';
! 158: if ($direction ne 'horizontal') { $table.='</tr>'; }
1.1 albertel 159: $i++;
160: }
1.51 ! albertel 161: if ($direction eq 'horizontal') { $table .='</tr>';}
1.4 albertel 162: $table.='</table>';
163: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 164: } elsif ($target eq 'tex') {
1.39 sakharuk 165: my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
1.5 sakharuk 166: my $i=0;
167: foreach my $name (@names) {
1.11 sakharuk 168: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.19 sakharuk 169: $table.='\item['.$alphabet[$i].'] '.
1.21 sakharuk 170: $Apache::response::itemgroup{$name.'.text'};
1.5 sakharuk 171: $i++;
172: }
1.40 sakharuk 173: $table.=' \end{description} \strut ';
174: if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
1.5 sakharuk 175: $Apache::matchresponse::itemtable{'display'}=$table;
1.17 albertel 176: }
1.1 albertel 177: return $result;
178: }
179:
180: sub start_item {
181: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
182: my $result='';
1.30 albertel 183: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 184: &Apache::lonxml::startredirection;
185: } elsif ($target eq 'edit') {
1.3 albertel 186: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
187: $safeeval,'-2');
1.1 albertel 188: $result=&Apache::edit::tag_start($target,$token,"Item");
189: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 190: if ($randomize ne 'no') {
191: $result.=&Apache::edit::select_arg('Location:','location',
192: ['random','top','bottom'],
193: $token);
194: }
195: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 196: } elsif ($target eq 'modified') {
197: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 198: $safeeval,'name',
199: 'location');
1.1 albertel 200: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
201: }
202: return $result;
203: }
204:
205: sub end_item {
206: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
207: my $text ='';
208: my $result = '';
1.30 albertel 209: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 210: $text=&Apache::lonxml::endredirection;
211: }
212: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30 albertel 213: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 214: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 215: my $location=&Apache::lonxml::get_param('location',$parstack,
216: $safeeval);
1.1 albertel 217: &Apache::lonxml::debug("Got a name of :$name:");
218: if (!$name) { $name=$Apache::lonxml::curdepth; }
219: &Apache::lonxml::debug("Using a name of :$name:");
220: push @{ $Apache::response::itemgroup{'names'} }, $name;
221: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 222: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 223: }
224: if ($target eq 'edit') {
225: $result.= &Apache::edit::tag_end($target,$token,'');
226: }
227: return $result;
228: }
229:
230: sub insert_item {
231: return '
232: <item name="">
233: <startouttext />
234: <endouttext />
235: </item>';
236: }
237:
238: %Apache::response::foilgroup=();
239: sub start_foilgroup {
240: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
241: my $result;
242: %Apache::response::foilgroup=();
243: $Apache::matchresponse::conceptgroup=0;
1.41 albertel 244: &Apache::response::pushrandomnumber();
1.1 albertel 245: if ($target eq 'edit') {
246: $result.=&Apache::edit::start_table($token)
247: ."<tr><td>Collection Of Foils</td><td>Delete:"
248: .&Apache::edit::deletelist($target,$token)
249: ."</td><td> ".&Apache::edit::end_row()
250: .&Apache::edit::start_spanning_row()."\n";
251: }
252: return $result;
253: }
254:
255: sub end_foilgroup {
256: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
257: my $result;
1.28 albertel 258: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 259: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
260: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
261: $safeeval,'-2');
1.5 sakharuk 262: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 263: $result=&displayfoils($target,$max,$randomize);
264: } elsif ($target eq 'answer' ) {
265: $result=&displayanswers($max,$randomize);
266: } elsif ( $target eq 'grade') {
267: &grade_response($max,$randomize);
1.28 albertel 268: } elsif ( $target eq 'analyze') {
269: my @shown=&whichfoils($max,$randomize);
270: &Apache::response::analyze_store_foilgroup(\@shown,
1.29 albertel 271: ['text','value','location']);
1.28 albertel 272: #FIXME need to store options in some way
1.1 albertel 273: }
1.20 sakharuk 274: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1 albertel 275: } elsif ($target eq 'edit') {
276: $result=&Apache::edit::end_table();
277: }
1.41 albertel 278: &Apache::response::poprandomnumber();
1.1 albertel 279: return $result;
1.29 albertel 280: }
281:
282: sub whichfoils {
283: my ($max,$randomize)=@_;
284: return &Apache::response::whichorder(&getfoilcounts($max),
285: $randomize,
286: &Apache::response::showallfoils(),
287: \%Apache::response::foilgroup);
1.1 albertel 288: }
289:
290: sub displayanswers {
291: my ($max,$randomize,@opt)=@_;
292: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
293: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 albertel 294: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
295: $randomize,
296: &Apache::response::showallfoils(),
297: \%Apache::response::foilgroup);
1.1 albertel 298: my $result=&Apache::response::answer_header('matchresponse');
299: my %name_letter_map;
300: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
301: %name_letter_map=
302: %{ $Apache::response::itemgroup{'name_letter_map'} };
303: }
304: foreach my $name (@whichfoils) {
305: my $value_name=$Apache::response::foilgroup{$name.'.value'};
306: my $letter=$name_letter_map{$value_name};
307: $result.=&Apache::response::answer_part('matchresponse',$letter);
308: }
309: $result.=&Apache::response::answer_footer('matchresponse');
310: return $result;
311: }
312:
313:
314: sub grade_response {
315: my ($max,$randomize)=@_;
1.18 albertel 316: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
317: $randomize,
318: &Apache::response::showallfoils(),
319: \%Apache::response::foilgroup);
1.50 albertel 320: if (!&Apache::response::submitted()) { return; }
1.1 albertel 321: my %responsehash;
322: my %grade;
1.33 albertel 323: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 324: my %letter_name_map;
325: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
326: %letter_name_map=
327: %{ $Apache::response::itemgroup{'letter_name_map'} };
328: }
1.30 albertel 329: my @items;
1.1 albertel 330: foreach my $name (@whichfoils) {
1.34 albertel 331: my $response = &Apache::response::getresponse($temp,'letter');
1.30 albertel 332: push(@items,$response);
1.1 albertel 333: my $responsename = $letter_name_map{$response};
334: my $value=$Apache::response::foilgroup{$name.'.value'};
335: if ( $response =~ /[^\s]/) {
1.31 albertel 336: $responsehash{$name}=$responsename;
1.33 albertel 337: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1 albertel 338: if ($value eq $responsename) {
339: $grade{$name}='1'; $right++;
340: } else {
341: $grade{$name}='0'; $wrong++;
342: }
343: } else {
344: $ignored++;
345: }
346: $temp++;
347: }
348: my $part=$Apache::inputtags::part;
349: my $id = $Apache::inputtags::response['-1'];
350: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30 albertel 351: my $itemstr =&Apache::lonnet::array2str(@items);
1.1 albertel 352: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.30 albertel 353: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1 albertel 354: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
355: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
356: $responsestr;
1.30 albertel 357: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
358: $itemstr;
1.1 albertel 359: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
360: $gradestr;
1.47 albertel 361: if ($Apache::lonhomework::type eq 'survey') {
362: if ($ignored == 0) {
363: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
364: &Apache::response::handle_previous(\%previous,$ad);
365: } elsif ($wrong==0 && $right==0) {
366: } else {
367: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
368: &Apache::response::handle_previous(\%previous,$ad);
369: }
370: } elsif (!$Apache::lonhomework::scantronmode) {
1.34 albertel 371: my $ad;
372: if ($wrong==0 && $ignored==0) {
373: $ad='EXACT_ANS';
374: } elsif ($wrong==0 && $right==0) {
375: #nothing submitted
376: } else {
377: if ($ignored==0) {
378: $ad='INCORRECT';
379: } else {
380: $ad='MISSING_ANSWER';
381: }
382: }
383: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
384: &Apache::response::handle_previous(\%previous,$ad);
385: } else {
386: my $ad;
387: if ($wrong==0 && $right==0) {
388: #nothing submitted
389: } else {
390: $ad='ASSIGNED_SCORE';
391: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
392: $ad;
393: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35 albertel 394: $right/(scalar(@whichfoils));
1.34 albertel 395: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35 albertel 396: scalar(@whichfoils);
1.34 albertel 397: }
398: }
1.1 albertel 399: }
400:
1.4 albertel 401: sub itemdisplay {
402: my ($location)=@_;
403: if ($location eq 'top' &&
404: !defined($Apache::matchresponse::itemtable{'location'})) {
405: return $Apache::matchresponse::itemtable{'display'};
406: }
407: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
408: return $Apache::matchresponse::itemtable{'display'};
409: }
410: return undef;
411: }
1.1 albertel 412: sub displayfoils {
413: my ($target,$max,$randomize)=@_;
414: my $result;
1.4 albertel 415: my $question;
1.18 albertel 416: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
417: $randomize,
418: &Apache::response::showallfoils(),
419: \%Apache::response::foilgroup);
1.1 albertel 420: my $part=$Apache::inputtags::part;
421: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
422: my %letter_name_map;
423: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
424: %letter_name_map=
425: %{ $Apache::response::itemgroup{'letter_name_map'} };
426: }
427: my %name_letter_map;
428: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
429: %name_letter_map=
430: %{ $Apache::response::itemgroup{'name_letter_map'} };
431: }
1.25 albertel 432: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 433: foreach my $name (@whichfoils) {
434: my $text=$Apache::response::foilgroup{$name.'.text'};
435: my $value=$Apache::response::foilgroup{$name.'.value'};
436: my $letter=$name_letter_map{$value};
1.5 sakharuk 437: if ($target eq 'tex') {
438: $question.=' \\\\ '.$letter.':'.$text;
439: } else {
440: $question.='<br />'.$letter.':'.$text;
441: }
1.1 albertel 442: }
443: } else {
444: my $i = 0;
1.36 albertel 445: my $temp=1;
1.1 albertel 446: my $id=$Apache::inputtags::response[-1];
447: my $part=$Apache::inputtags::part;
448: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 449: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
450: my @alphabet=('A'..'Z');
1.15 albertel 451: my @used_letters=sort(keys(%letter_name_map));
1.20 sakharuk 452: my $internal_counter=$Apache::lonxml::counter;
1.1 albertel 453: foreach my $name (@whichfoils) {
454: my $lastopt=$lastresponse{$name};
455: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 456: my $optionlist = '';
1.7 sakharuk 457: if ($target ne 'tex') {
458: $optionlist="<option></option>\n";
459: } else {
460: if ($Apache::lonhomework::type ne 'exam') {
461: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
462: }
463: }
1.1 albertel 464: my $option;
1.15 albertel 465: foreach $option (@used_letters) {
1.1 albertel 466: if ($option eq $last_letter) {
1.6 sakharuk 467: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 468: } else {
1.6 sakharuk 469: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 470: }
471: }
1.19 sakharuk 472: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.5 sakharuk 473: $optionlist='<select name="HWVAL_'.
474: $Apache::inputtags::response[-1].':'.$temp.'">'.
475: $optionlist."</select>\n";
476: }
1.1 albertel 477: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 478: if ($target ne 'tex') {
1.19 sakharuk 479: if ($Apache::lonhomework::type ne 'exam') {
1.45 albertel 480: $question.="<br />\n".$optionlist.$text;
1.19 sakharuk 481: } else {
1.45 albertel 482: $question.="<br />\n".$text;
1.19 sakharuk 483: }
1.6 sakharuk 484: if ($Apache::lonhomework::type eq 'exam') {
1.42 albertel 485: my @blank;
486: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
1.6 sakharuk 487: }
488: } else {
489: if ($Apache::lonhomework::type eq 'exam') {
490: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 491: my @emptyItems = ();
1.16 albertel 492: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.40 sakharuk 493: $question.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'\end{enumerate} \vskip -8 mm \strut ';
1.20 sakharuk 494: $internal_counter++;
1.6 sakharuk 495: } else {
1.22 sakharuk 496: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6 sakharuk 497: }
1.5 sakharuk 498: }
1.1 albertel 499: $temp++;
500: }
1.4 albertel 501: }
502: if ($result=&itemdisplay('top')) {
503: $result.=$question;
504: } elsif ($result=&itemdisplay('bottom')) {
505: $result=$question.$result;
506: } elsif ($result=&itemdisplay('right')) {
1.32 sakharuk 507: if ($target ne 'tex') {
1.45 albertel 508: #remove the first <br />
509: $question=~s|<br />||;
510: $result='<table><tr><td valign="top">'.$question.
511: '</td><td valign="top">'.$result.'</td></tr></table>';
1.32 sakharuk 512: } else {
1.39 sakharuk 513: my $tabsize=&Apache::londefdef::recalc($ENV{'form.textwidth'});
1.43 sakharuk 514: my ($lefttabsize,$righttabsize)=(0,0);
515: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
516: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
517: $lefttabsize=$tabsize*$1/100;
518: $righttabsize=0.95*($tabsize-$lefttabsize);
519: } else {
520: $tabsize=~/(\d+\.?\d*)/;
521: $lefttabsize=$1/2.1;
522: $righttabsize=0.95*($1-$lefttabsize);
523: }
524: $lefttabsize.=' mm ';
525: $righttabsize.=' mm ';
526: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$righttabsize.'}p{'.$lefttabsize.'}}\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}\end{tabular}';
1.32 sakharuk 527: }
1.4 albertel 528: } elsif ($result=&itemdisplay('left')) {
1.32 sakharuk 529: if ($target ne 'tex') {
1.45 albertel 530: #remove the first <br />
531: $question=~s|<br />||;
532: $result='<table><tr><td valign="top">'.$result.
533: '</td><td valign="top">'.$question.'</td></tr></table>';
1.32 sakharuk 534: } else {
1.39 sakharuk 535: my $tabsize=&Apache::londefdef::recalc($ENV{'form.textwidth'});
1.43 sakharuk 536: my ($lefttabsize,$righttabsize)=(0,0);
537: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
538: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
539: $lefttabsize=$tabsize*$1/100;
540: $righttabsize=0.95*($tabsize-$lefttabsize);
541: } else {
542: $tabsize=~/(\d+\.?\d*)/;
1.44 sakharuk 543: $lefttabsize=$1/2.1;
1.43 sakharuk 544: $righttabsize=0.95*($1-$lefttabsize);
545: }
546: $lefttabsize.=' mm ';
547: $righttabsize.=' mm ';
548: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$lefttabsize.'}p{'.$righttabsize.'}}\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}\end{tabular}';
1.32 sakharuk 549: }
1.1 albertel 550: }
1.5 sakharuk 551: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 552: return $result;
553: }
554:
555: sub getfoilcounts {
556: my ($max)=@_;
557: # +1 since instructors will count from 1
558: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
559: if (&Apache::response::showallfoils()) { $max=$count; }
560: if ($count>$max) { $count=$max }
561: &Apache::lonxml::debug("Count is $count from $max");
562: return $count;
563: }
564:
565:
566: sub start_conceptgroup {
567: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
568: $Apache::matchresponse::conceptgroup=1;
569: %Apache::response::conceptgroup=();
570: my $result;
571: if ($target eq 'edit') {
572: $result.=&Apache::edit::tag_start($target,$token,
573: "Concept Grouped Foils");
574: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
575: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
576: }
577: if ($target eq 'modified') {
578: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
579: $safeeval,'concept');
580: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
581: }
582: return $result;
583: }
584:
585: sub end_conceptgroup {
586: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
587: $Apache::matchresponse::conceptgroup=0;
588: my $result='';
1.28 albertel 589: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
590: $target eq 'tex' || $target eq 'analyze') {
591: &Apache::response::pick_foil_for_concept($target,
592: ['value','text','location'],
593: \%Apache::hint::match,
594: $parstack,$safeeval);
1.1 albertel 595: } elsif ($target eq 'edit') {
596: $result=&Apache::edit::end_table();
597: }
598: return $result;
599: }
600:
601: sub insert_conceptgroup {
602: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
603: return $result;
604: }
605:
606: sub start_foil {
607: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
608: my $result='';
1.28 albertel 609: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 610: &Apache::lonxml::startredirection;
1.46 albertel 611: if ($target eq 'analyze') {
612: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
613: }
1.1 albertel 614: } elsif ($target eq 'edit') {
615: $result=&Apache::edit::tag_start($target,$token,"Foil");
616: my $level='-2';
617: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
618: $result.=&Apache::edit::text_arg('Name:','name',$token);
619: my @names;
620: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
621: @names=@{ $Apache::response::itemgroup{'names'} };
622: }
623: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
624: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
625: $safeeval,'-3');
626: if ($randomize ne 'no') {
627: $result.=&Apache::edit::select_arg('Location:','location',
628: ['random','top','bottom'],$token);
629: }
630: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
631: } elsif ($target eq 'modified') {
632: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
633: $safeeval,'value',
634: 'name','location');
635: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
636: }
637: return $result;
638: }
639:
640: sub end_foil {
641: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
642: my $text ='';
643: my $result = '';
1.28 albertel 644: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 645: $text=&Apache::lonxml::endredirection;
646: }
1.48 albertel 647:
1.28 albertel 648: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
649: $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 650: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
651: $text='\vskip 5mm $\triangleright$ '.$text;
652: }
1.1 albertel 653: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
654: if ($value ne 'unused') {
655: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
656: &Apache::lonxml::debug("Got a name of :$name:");
1.49 albertel 657: if (!$name) {
658: &Apache::lonxml::error("Foils without names exist. This can cause problems to malfunction.");
659: $name=$Apache::lonxml::curdepth;
660: }
1.1 albertel 661: &Apache::lonxml::debug("Using a name of :$name:");
1.37 albertel 662: if (defined($Apache::response::foilnames{$name})) {
663: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
664: }
1.38 albertel 665: $Apache::response::foilnames{$name}++;
1.37 albertel 666: my $location =&Apache::lonxml::get_param('location',$parstack,
667: $safeeval);
1.1 albertel 668: if ( $Apache::matchresponse::conceptgroup
669: && !&Apache::response::showallfoils() ) {
670: push @{ $Apache::response::conceptgroup{'names'} }, $name;
671: $Apache::response::conceptgroup{"$name.value"} = $value;
1.48 albertel 672: $Apache::response::conceptgroup{"$name.text"} = $text;
1.1 albertel 673: $Apache::response::conceptgroup{"$name.location"} = $location;
674: } else {
675: push @{ $Apache::response::foilgroup{'names'} }, $name;
676: $Apache::response::foilgroup{"$name.value"} = $value;
1.48 albertel 677: $Apache::response::foilgroup{"$name.text"} = $text;
1.1 albertel 678: $Apache::response::foilgroup{"$name.location"} = $location;
679: }
680: }
681: }
682: if ($target eq 'edit') {
683: $result.= &Apache::edit::tag_end($target,$token,'');
684: }
685: return $result;
686: }
687:
688: sub insert_foil {
689: return '
690: <foil name="" value="unused">
691: <startouttext />
692: <endouttext />
693: </foil>';
694: }
695: 1;
696: __END__
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