Annotation of loncom/homework/matchresponse.pm, revision 1.63
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.63 ! foxr 4: # $Id: matchresponse.pm,v 1.62 2007/04/05 10:29:58 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;
1.60 albertel 166: $Apache::lonxml::post_evaluate=0;
1.5 sakharuk 167: } elsif ($target eq 'tex') {
1.58 foxr 168: my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
1.5 sakharuk 169: my $i=0;
170: foreach my $name (@names) {
1.59 foxr 171: # $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.58 foxr 172: $table.='\item['.$alphabet[$i].'] '.
173: $Apache::response::itemgroup{$name.'.text'};
1.5 sakharuk 174: $i++;
175: }
1.58 foxr 176: $table.=' \end{description} \strut ';
1.40 sakharuk 177: if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
1.5 sakharuk 178: $Apache::matchresponse::itemtable{'display'}=$table;
1.60 albertel 179: $Apache::lonxml::post_evaluate=0;
1.17 albertel 180: }
1.1 albertel 181: return $result;
182: }
183:
184: sub start_item {
185: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
186: my $result='';
1.30 albertel 187: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 188: &Apache::lonxml::startredirection;
189: } elsif ($target eq 'edit') {
1.3 albertel 190: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
191: $safeeval,'-2');
1.1 albertel 192: $result=&Apache::edit::tag_start($target,$token,"Item");
193: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 194: if ($randomize ne 'no') {
195: $result.=&Apache::edit::select_arg('Location:','location',
196: ['random','top','bottom'],
197: $token);
198: }
199: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 200: } elsif ($target eq 'modified') {
201: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 202: $safeeval,'name',
203: 'location');
1.1 albertel 204: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
205: }
206: return $result;
207: }
208:
209: sub end_item {
210: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
211: my $text ='';
212: my $result = '';
1.30 albertel 213: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 214: $text=&Apache::lonxml::endredirection;
215: }
216: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30 albertel 217: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 218: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 219: my $location=&Apache::lonxml::get_param('location',$parstack,
220: $safeeval);
1.1 albertel 221: &Apache::lonxml::debug("Got a name of :$name:");
1.55 albertel 222: if ($name eq "") { $name=$Apache::lonxml::curdepth; }
1.1 albertel 223: &Apache::lonxml::debug("Using a name of :$name:");
224: push @{ $Apache::response::itemgroup{'names'} }, $name;
225: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 226: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 227: }
228: if ($target eq 'edit') {
229: $result.= &Apache::edit::tag_end($target,$token,'');
230: }
231: return $result;
232: }
233:
234: sub insert_item {
235: return '
236: <item name="">
237: <startouttext />
238: <endouttext />
239: </item>';
240: }
241:
242: %Apache::response::foilgroup=();
243: sub start_foilgroup {
244: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
245: my $result;
246: %Apache::response::foilgroup=();
247: $Apache::matchresponse::conceptgroup=0;
1.41 albertel 248: &Apache::response::pushrandomnumber();
1.1 albertel 249: if ($target eq 'edit') {
250: $result.=&Apache::edit::start_table($token)
251: ."<tr><td>Collection Of Foils</td><td>Delete:"
252: .&Apache::edit::deletelist($target,$token)
253: ."</td><td> ".&Apache::edit::end_row()
254: .&Apache::edit::start_spanning_row()."\n";
255: }
256: return $result;
257: }
258:
259: sub end_foilgroup {
260: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
261: my $result;
1.28 albertel 262: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 263: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
264: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
265: $safeeval,'-2');
1.5 sakharuk 266: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 267: $result=&displayfoils($target,$max,$randomize);
1.60 albertel 268: $Apache::lonxml::post_evaluate=0;
1.1 albertel 269: } elsif ($target eq 'answer' ) {
270: $result=&displayanswers($max,$randomize);
271: } elsif ( $target eq 'grade') {
272: &grade_response($max,$randomize);
1.28 albertel 273: } elsif ( $target eq 'analyze') {
274: my @shown=&whichfoils($max,$randomize);
275: &Apache::response::analyze_store_foilgroup(\@shown,
1.29 albertel 276: ['text','value','location']);
1.28 albertel 277: #FIXME need to store options in some way
1.1 albertel 278: }
1.20 sakharuk 279: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1 albertel 280: } elsif ($target eq 'edit') {
281: $result=&Apache::edit::end_table();
282: }
1.41 albertel 283: &Apache::response::poprandomnumber();
1.1 albertel 284: return $result;
1.29 albertel 285: }
286:
287: sub whichfoils {
288: my ($max,$randomize)=@_;
289: return &Apache::response::whichorder(&getfoilcounts($max),
290: $randomize,
291: &Apache::response::showallfoils(),
292: \%Apache::response::foilgroup);
1.1 albertel 293: }
294:
295: sub displayanswers {
296: my ($max,$randomize,@opt)=@_;
297: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
298: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 albertel 299: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
300: $randomize,
301: &Apache::response::showallfoils(),
302: \%Apache::response::foilgroup);
1.1 albertel 303: my %name_letter_map;
304: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
305: %name_letter_map=
306: %{ $Apache::response::itemgroup{'name_letter_map'} };
307: }
1.56 albertel 308: my $result;
309: if ($Apache::lonhomework::type eq 'exam') {
310: my $i=0;
311: foreach my $name (@whichfoils) {
312: $result.=&Apache::response::answer_header('matchresponse',$i++);
313: my $value_name=$Apache::response::foilgroup{$name.'.value'};
314: my $letter=$name_letter_map{$value_name};
315: $result.=&Apache::response::answer_part('matchresponse',$letter);
316: $result.=&Apache::response::answer_footer('matchresponse');
317: }
318: } else {
319: $result=&Apache::response::answer_header('matchresponse');
320: foreach my $name (@whichfoils) {
321: my $value_name=$Apache::response::foilgroup{$name.'.value'};
322: my $letter=$name_letter_map{$value_name};
323: $result.=&Apache::response::answer_part('matchresponse',$letter);
324: }
325: $result.=&Apache::response::answer_footer('matchresponse');
1.1 albertel 326: }
327: return $result;
328: }
329:
330:
331: sub grade_response {
332: my ($max,$randomize)=@_;
1.18 albertel 333: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
334: $randomize,
335: &Apache::response::showallfoils(),
336: \%Apache::response::foilgroup);
1.50 albertel 337: if (!&Apache::response::submitted()) { return; }
1.1 albertel 338: my %responsehash;
339: my %grade;
1.33 albertel 340: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 341: my %letter_name_map;
342: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
343: %letter_name_map=
344: %{ $Apache::response::itemgroup{'letter_name_map'} };
345: }
1.30 albertel 346: my @items;
1.1 albertel 347: foreach my $name (@whichfoils) {
1.34 albertel 348: my $response = &Apache::response::getresponse($temp,'letter');
1.30 albertel 349: push(@items,$response);
1.1 albertel 350: my $responsename = $letter_name_map{$response};
351: my $value=$Apache::response::foilgroup{$name.'.value'};
352: if ( $response =~ /[^\s]/) {
1.31 albertel 353: $responsehash{$name}=$responsename;
1.33 albertel 354: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1 albertel 355: if ($value eq $responsename) {
356: $grade{$name}='1'; $right++;
357: } else {
358: $grade{$name}='0'; $wrong++;
359: }
360: } else {
361: $ignored++;
362: }
363: $temp++;
364: }
365: my $part=$Apache::inputtags::part;
366: my $id = $Apache::inputtags::response['-1'];
367: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30 albertel 368: my $itemstr =&Apache::lonnet::array2str(@items);
1.1 albertel 369: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.30 albertel 370: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1 albertel 371: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
372: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
373: $responsestr;
1.30 albertel 374: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
375: $itemstr;
1.1 albertel 376: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
377: $gradestr;
1.47 albertel 378: if ($Apache::lonhomework::type eq 'survey') {
379: if ($ignored == 0) {
380: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
381: &Apache::response::handle_previous(\%previous,$ad);
382: } elsif ($wrong==0 && $right==0) {
383: } else {
384: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
385: &Apache::response::handle_previous(\%previous,$ad);
386: }
387: } elsif (!$Apache::lonhomework::scantronmode) {
1.34 albertel 388: my $ad;
389: if ($wrong==0 && $ignored==0) {
390: $ad='EXACT_ANS';
391: } elsif ($wrong==0 && $right==0) {
392: #nothing submitted
393: } else {
394: if ($ignored==0) {
395: $ad='INCORRECT';
396: } else {
397: $ad='MISSING_ANSWER';
398: }
399: }
400: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
401: &Apache::response::handle_previous(\%previous,$ad);
402: } else {
403: my $ad;
404: if ($wrong==0 && $right==0) {
405: #nothing submitted
406: } else {
407: $ad='ASSIGNED_SCORE';
408: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
409: $ad;
410: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35 albertel 411: $right/(scalar(@whichfoils));
1.34 albertel 412: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35 albertel 413: scalar(@whichfoils);
1.34 albertel 414: }
415: }
1.1 albertel 416: }
417:
1.4 albertel 418: sub itemdisplay {
419: my ($location)=@_;
420: if ($location eq 'top' &&
421: !defined($Apache::matchresponse::itemtable{'location'})) {
422: return $Apache::matchresponse::itemtable{'display'};
423: }
424: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
425: return $Apache::matchresponse::itemtable{'display'};
426: }
427: return undef;
428: }
1.1 albertel 429: sub displayfoils {
430: my ($target,$max,$randomize)=@_;
1.62 foxr 431: my ($tabsize, $lefttabsize, $righttabsize);
432:
1.1 albertel 433: my $result;
1.4 albertel 434: my $question;
1.18 albertel 435: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
436: $randomize,
437: &Apache::response::showallfoils(),
438: \%Apache::response::foilgroup);
1.1 albertel 439: my $part=$Apache::inputtags::part;
440: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
441: my %letter_name_map;
442: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
443: %letter_name_map=
444: %{ $Apache::response::itemgroup{'letter_name_map'} };
445: }
446: my %name_letter_map;
447: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
448: %name_letter_map=
449: %{ $Apache::response::itemgroup{'name_letter_map'} };
450: }
1.25 albertel 451: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 452: foreach my $name (@whichfoils) {
453: my $text=$Apache::response::foilgroup{$name.'.text'};
454: my $value=$Apache::response::foilgroup{$name.'.value'};
455: my $letter=$name_letter_map{$value};
1.5 sakharuk 456: if ($target eq 'tex') {
457: $question.=' \\\\ '.$letter.':'.$text;
458: } else {
1.53 albertel 459: $question.='<br /><b>'.$letter.':</b> '.$text;
1.5 sakharuk 460: }
1.1 albertel 461: }
462: } else {
463: my $i = 0;
1.36 albertel 464: my $temp=1;
1.1 albertel 465: my $id=$Apache::inputtags::response[-1];
466: my $part=$Apache::inputtags::part;
467: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 468: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
469: my @alphabet=('A'..'Z');
1.15 albertel 470: my @used_letters=sort(keys(%letter_name_map));
1.20 sakharuk 471: my $internal_counter=$Apache::lonxml::counter;
1.1 albertel 472: foreach my $name (@whichfoils) {
473: my $lastopt=$lastresponse{$name};
474: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 475: my $optionlist = '';
1.7 sakharuk 476: if ($target ne 'tex') {
477: $optionlist="<option></option>\n";
478: } else {
479: if ($Apache::lonhomework::type ne 'exam') {
480: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
481: }
482: }
1.1 albertel 483: my $option;
1.15 albertel 484: foreach $option (@used_letters) {
1.1 albertel 485: if ($option eq $last_letter) {
1.6 sakharuk 486: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 487: } else {
1.6 sakharuk 488: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 489: }
490: }
1.19 sakharuk 491: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.61 albertel 492: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
493: $part.'\');" name="HWVAL_'.
1.5 sakharuk 494: $Apache::inputtags::response[-1].':'.$temp.'">'.
495: $optionlist."</select>\n";
496: }
1.1 albertel 497: my $text=$Apache::response::foilgroup{$name.'.text'};
1.62 foxr 498: #
499: # Factor out the tex computations of the left/right 1/2 minipage
500: # widths for left or right positioning. This allows us
501: # to, if necessary constrain the bubble widths:
502: #
503: if ($target eq 'tex' &&
504: (&itemdisplay('left') || &itemdisplay('right'))) {
505: $tabsize=&Apache::londefdef::recalc($env{'form.textwidth'});
506: ($lefttabsize,$righttabsize)=(0,0);
507: if ($Apache::matchresponse::TeXitemgroupwidth ne '') {
508: $Apache::matchresponse::TeXitemgroupwidth=~/(\d*.?\d*)/;
509: $lefttabsize=$tabsize*$1/100;
510: $righttabsize=0.95*($tabsize-$lefttabsize);
511: } else {
512: $tabsize=~/(\d+\.?\d*)/;
513: $lefttabsize=$1/2.1;
514: $righttabsize=0.95*($1-$lefttabsize);
515: }
516: }
1.5 sakharuk 517: if ($target ne 'tex') {
1.19 sakharuk 518: if ($Apache::lonhomework::type ne 'exam') {
1.45 albertel 519: $question.="<br />\n".$optionlist.$text;
1.19 sakharuk 520: } else {
1.45 albertel 521: $question.="<br />\n".$text;
1.19 sakharuk 522: }
1.6 sakharuk 523: if ($Apache::lonhomework::type eq 'exam') {
1.42 albertel 524: my @blank;
525: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
1.6 sakharuk 526: }
527: } else {
1.62 foxr 528: # Note that if left or right positioned, we must
529: # confine the bubbles to righttabsize:
530: #
1.6 sakharuk 531: if ($Apache::lonhomework::type eq 'exam') {
532: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 533: my @emptyItems = ();
1.16 albertel 534: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.62 foxr 535: $question.='\vskip -1 mm\noindent\begin{list}{}{\setlength{\listparindent}{0mm}\setlength{\leftmargin}{2mm}}'
536: .'\item \hskip -3mm \textbf{'.$internal_counter.'}';
537: if (&itemdisplay('left') || &itemdisplay('right')) {
538: $question .= &Apache::optionresponse::bubbles(\@used_letters,\@emptyItems, "", $righttabsize);
539: }
540: else {
541: $question .= &Apache::optionresponse::bubbles(\@used_letters,\@emptyItems);
542: }
543: $question .= '\end{list} \vskip -8 mm \strut ';
1.20 sakharuk 544: $internal_counter++;
1.6 sakharuk 545: } else {
1.22 sakharuk 546: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6 sakharuk 547: }
1.5 sakharuk 548: }
1.1 albertel 549: $temp++;
550: }
1.4 albertel 551: }
552: if ($result=&itemdisplay('top')) {
553: $result.=$question;
554: } elsif ($result=&itemdisplay('bottom')) {
555: $result=$question.$result;
556: } elsif ($result=&itemdisplay('right')) {
1.32 sakharuk 557: if ($target ne 'tex') {
1.45 albertel 558: #remove the first <br />
559: $question=~s|<br />||;
560: $result='<table><tr><td valign="top">'.$question.
561: '</td><td valign="top">'.$result.'</td></tr></table>';
1.32 sakharuk 562: } else {
1.43 sakharuk 563: $lefttabsize.=' mm ';
564: $righttabsize.=' mm ';
565: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$righttabsize.'}p{'.$lefttabsize.'}}\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}\end{tabular}';
1.32 sakharuk 566: }
1.4 albertel 567: } elsif ($result=&itemdisplay('left')) {
1.32 sakharuk 568: if ($target ne 'tex') {
1.45 albertel 569: #remove the first <br />
570: $question=~s|<br />||;
571: $result='<table><tr><td valign="top">'.$result.
572: '</td><td valign="top">'.$question.'</td></tr></table>';
1.32 sakharuk 573: } else {
1.43 sakharuk 574: $lefttabsize.=' mm ';
575: $righttabsize.=' mm ';
576: $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$lefttabsize.'}p{'.$righttabsize.'}}\begin{minipage}{'.$lefttabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$righttabsize.'}'.$question.'\end{minipage}\end{tabular}';
1.32 sakharuk 577: }
1.1 albertel 578: }
1.5 sakharuk 579: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 580: return $result;
581: }
582:
583: sub getfoilcounts {
584: my ($max)=@_;
585: # +1 since instructors will count from 1
586: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
587: if (&Apache::response::showallfoils()) { $max=$count; }
588: if ($count>$max) { $count=$max }
589: &Apache::lonxml::debug("Count is $count from $max");
590: return $count;
591: }
592:
593:
594: sub start_conceptgroup {
595: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
596: $Apache::matchresponse::conceptgroup=1;
597: %Apache::response::conceptgroup=();
598: my $result;
599: if ($target eq 'edit') {
600: $result.=&Apache::edit::tag_start($target,$token,
601: "Concept Grouped Foils");
602: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
603: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
604: }
605: if ($target eq 'modified') {
606: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
607: $safeeval,'concept');
608: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
609: }
610: return $result;
611: }
612:
613: sub end_conceptgroup {
614: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
615: $Apache::matchresponse::conceptgroup=0;
616: my $result='';
1.28 albertel 617: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
618: $target eq 'tex' || $target eq 'analyze') {
619: &Apache::response::pick_foil_for_concept($target,
620: ['value','text','location'],
621: \%Apache::hint::match,
622: $parstack,$safeeval);
1.1 albertel 623: } elsif ($target eq 'edit') {
624: $result=&Apache::edit::end_table();
625: }
626: return $result;
627: }
628:
629: sub insert_conceptgroup {
630: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
631: return $result;
632: }
633:
634: sub start_foil {
635: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
636: my $result='';
1.28 albertel 637: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 638: &Apache::lonxml::startredirection;
1.46 albertel 639: if ($target eq 'analyze') {
640: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
641: }
1.1 albertel 642: } elsif ($target eq 'edit') {
643: $result=&Apache::edit::tag_start($target,$token,"Foil");
644: my $level='-2';
645: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
646: $result.=&Apache::edit::text_arg('Name:','name',$token);
647: my @names;
648: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
649: @names=@{ $Apache::response::itemgroup{'names'} };
650: }
651: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
652: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
653: $safeeval,'-3');
654: if ($randomize ne 'no') {
655: $result.=&Apache::edit::select_arg('Location:','location',
656: ['random','top','bottom'],$token);
657: }
658: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
659: } elsif ($target eq 'modified') {
660: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
661: $safeeval,'value',
662: 'name','location');
663: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
664: }
665: return $result;
666: }
667:
668: sub end_foil {
669: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
670: my $text ='';
671: my $result = '';
1.28 albertel 672: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 673: $text=&Apache::lonxml::endredirection;
674: }
1.48 albertel 675:
1.28 albertel 676: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
677: $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 678: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
679: $text='\vskip 5mm $\triangleright$ '.$text;
680: }
1.1 albertel 681: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
682: if ($value ne 'unused') {
683: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
684: &Apache::lonxml::debug("Got a name of :$name:");
1.49 albertel 685: if (!$name) {
1.54 albertel 686: &Apache::lonxml::warning("Foils without names exist. This can cause problems to malfunction.");
1.49 albertel 687: $name=$Apache::lonxml::curdepth;
688: }
1.1 albertel 689: &Apache::lonxml::debug("Using a name of :$name:");
1.37 albertel 690: if (defined($Apache::response::foilnames{$name})) {
691: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
692: }
1.38 albertel 693: $Apache::response::foilnames{$name}++;
1.37 albertel 694: my $location =&Apache::lonxml::get_param('location',$parstack,
695: $safeeval);
1.1 albertel 696: if ( $Apache::matchresponse::conceptgroup
697: && !&Apache::response::showallfoils() ) {
698: push @{ $Apache::response::conceptgroup{'names'} }, $name;
699: $Apache::response::conceptgroup{"$name.value"} = $value;
1.48 albertel 700: $Apache::response::conceptgroup{"$name.text"} = $text;
1.1 albertel 701: $Apache::response::conceptgroup{"$name.location"} = $location;
702: } else {
703: push @{ $Apache::response::foilgroup{'names'} }, $name;
704: $Apache::response::foilgroup{"$name.value"} = $value;
1.48 albertel 705: $Apache::response::foilgroup{"$name.text"} = $text;
1.1 albertel 706: $Apache::response::foilgroup{"$name.location"} = $location;
707: }
708: }
709: }
710: if ($target eq 'edit') {
711: $result.= &Apache::edit::tag_end($target,$token,'');
712: }
713: return $result;
714: }
715:
716: sub insert_foil {
717: return '
718: <foil name="" value="unused">
719: <startouttext />
720: <endouttext />
721: </foil>';
722: }
723: 1;
724: __END__
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