Annotation of loncom/homework/matchresponse.pm, revision 1.37
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # Full matching style response
3: #
1.37 ! albertel 4: # $Id: matchresponse.pm,v 1.36 2004/02/10 17:01:20 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);
1.1 albertel 104: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4 albertel 105: } elsif ($target eq 'modified') {
106: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
107: $safeeval,'randomize',
108: 'location');
109: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.21 sakharuk 110: } elsif ($target eq 'web' or $target eq 'tex') {
1.4 albertel 111: $Apache::matchresponse::itemtable{'location'}=
112: &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.1 albertel 113: }
114: return $result;
115: }
116:
117: sub end_itemgroup {
118: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
119: my $result;
120:
1.17 albertel 121: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1 albertel 122: if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
123: my @names=@{ $Apache::response::itemgroup{'names'} };
124: my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2 albertel 125: if ($randomize ne 'no' ) {
1.18 albertel 126: @names=&Apache::response::whichorder($#names+1,$randomize,0,
127: \%Apache::response::itemgroup);
1.1 albertel 128: }
1.30 albertel 129: if ($target eq 'analyze') {
130: my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
131: push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
132: }
1.1 albertel 133: my %letter_name_map;
134: my %name_letter_map;
135: my @alphabet=('A'..'Z');
136: my $i=0;
137: foreach my $name (@names) {
138: $letter_name_map{$alphabet[$i]}=$name;
139: $name_letter_map{$name}=$alphabet[$i];
140: $i++;
141: }
1.15 albertel 142: $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1 albertel 143: $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
144: if ($target eq 'web') {
1.4 albertel 145: my $table='<table>';
1.1 albertel 146: my $i=0;
147: foreach my $name (@names) {
1.4 albertel 148: $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
1.1 albertel 149: $Apache::response::itemgroup{$name.'.text'}.
150: '</td></tr>';
151: $i++;
152: }
1.4 albertel 153: $table.='</table>';
154: $Apache::matchresponse::itemtable{'display'}=$table;
1.5 sakharuk 155: } elsif ($target eq 'tex') {
1.22 sakharuk 156: my $table=' \begin{description} ';
1.5 sakharuk 157: my $i=0;
158: foreach my $name (@names) {
1.11 sakharuk 159: $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.19 sakharuk 160: $table.='\item['.$alphabet[$i].'] '.
1.21 sakharuk 161: $Apache::response::itemgroup{$name.'.text'};
1.5 sakharuk 162: $i++;
163: }
1.22 sakharuk 164: $table.=' \end{description} \strut ';
1.5 sakharuk 165: $Apache::matchresponse::itemtable{'display'}=$table;
1.17 albertel 166: }
1.1 albertel 167: return $result;
168: }
169:
170: sub start_item {
171: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
172: my $result='';
1.30 albertel 173: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 174: &Apache::lonxml::startredirection;
175: } elsif ($target eq 'edit') {
1.3 albertel 176: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
177: $safeeval,'-2');
1.1 albertel 178: $result=&Apache::edit::tag_start($target,$token,"Item");
179: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.3 albertel 180: if ($randomize ne 'no') {
181: $result.=&Apache::edit::select_arg('Location:','location',
182: ['random','top','bottom'],
183: $token);
184: }
185: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1 albertel 186: } elsif ($target eq 'modified') {
187: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3 albertel 188: $safeeval,'name',
189: 'location');
1.1 albertel 190: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
191: }
192: return $result;
193: }
194:
195: sub end_item {
196: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
197: my $text ='';
198: my $result = '';
1.30 albertel 199: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 200: $text=&Apache::lonxml::endredirection;
201: }
202: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30 albertel 203: $target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 204: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3 albertel 205: my $location=&Apache::lonxml::get_param('location',$parstack,
206: $safeeval);
1.1 albertel 207: &Apache::lonxml::debug("Got a name of :$name:");
208: if (!$name) { $name=$Apache::lonxml::curdepth; }
209: &Apache::lonxml::debug("Using a name of :$name:");
210: push @{ $Apache::response::itemgroup{'names'} }, $name;
211: $Apache::response::itemgroup{"$name.text"} = $text;
1.3 albertel 212: $Apache::response::itemgroup{"$name.location"} = $location;
1.1 albertel 213: }
214: if ($target eq 'edit') {
215: $result.= &Apache::edit::tag_end($target,$token,'');
216: }
217: return $result;
218: }
219:
220: sub insert_item {
221: return '
222: <item name="">
223: <startouttext />
224: <endouttext />
225: </item>';
226: }
227:
228: %Apache::response::foilgroup=();
229: sub start_foilgroup {
230: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
231: my $result;
232: %Apache::response::foilgroup=();
233: $Apache::matchresponse::conceptgroup=0;
234: &Apache::response::setrandomnumber();
235: if ($target eq 'edit') {
236: $result.=&Apache::edit::start_table($token)
237: ."<tr><td>Collection Of Foils</td><td>Delete:"
238: .&Apache::edit::deletelist($target,$token)
239: ."</td><td> ".&Apache::edit::end_row()
240: .&Apache::edit::start_spanning_row()."\n";
241: }
242: return $result;
243: }
244:
245: sub end_foilgroup {
246: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
247: my $result;
1.28 albertel 248: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 249: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
250: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
251: $safeeval,'-2');
1.5 sakharuk 252: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 253: $result=&displayfoils($target,$max,$randomize);
254: } elsif ($target eq 'answer' ) {
255: $result=&displayanswers($max,$randomize);
256: } elsif ( $target eq 'grade') {
257: &grade_response($max,$randomize);
1.28 albertel 258: } elsif ( $target eq 'analyze') {
259: my @shown=&whichfoils($max,$randomize);
260: &Apache::response::analyze_store_foilgroup(\@shown,
1.29 albertel 261: ['text','value','location']);
1.28 albertel 262: #FIXME need to store options in some way
1.1 albertel 263: }
1.20 sakharuk 264: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1 albertel 265: } elsif ($target eq 'edit') {
266: $result=&Apache::edit::end_table();
267: }
268: return $result;
1.29 albertel 269: }
270:
271: sub whichfoils {
272: my ($max,$randomize)=@_;
273: return &Apache::response::whichorder(&getfoilcounts($max),
274: $randomize,
275: &Apache::response::showallfoils(),
276: \%Apache::response::foilgroup);
1.1 albertel 277: }
278:
279: sub displayanswers {
280: my ($max,$randomize,@opt)=@_;
281: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
282: my @names = @{ $Apache::response::foilgroup{'names'} };
1.18 albertel 283: my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
284: $randomize,
285: &Apache::response::showallfoils(),
286: \%Apache::response::foilgroup);
1.1 albertel 287: my $result=&Apache::response::answer_header('matchresponse');
288: my %name_letter_map;
289: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
290: %name_letter_map=
291: %{ $Apache::response::itemgroup{'name_letter_map'} };
292: }
293: foreach my $name (@whichfoils) {
294: my $value_name=$Apache::response::foilgroup{$name.'.value'};
295: my $letter=$name_letter_map{$value_name};
296: $result.=&Apache::response::answer_part('matchresponse',$letter);
297: }
298: $result.=&Apache::response::answer_footer('matchresponse');
299: return $result;
300: }
301:
302:
303: sub grade_response {
304: my ($max,$randomize)=@_;
1.18 albertel 305: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
306: $randomize,
307: &Apache::response::showallfoils(),
308: \%Apache::response::foilgroup);
1.1 albertel 309: if (!defined($ENV{'form.submitted'})) { return; }
310: my %responsehash;
311: my %grade;
1.33 albertel 312: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 313: my %letter_name_map;
314: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
315: %letter_name_map=
316: %{ $Apache::response::itemgroup{'letter_name_map'} };
317: }
1.30 albertel 318: my @items;
1.1 albertel 319: foreach my $name (@whichfoils) {
1.34 albertel 320: my $response = &Apache::response::getresponse($temp,'letter');
1.30 albertel 321: push(@items,$response);
1.1 albertel 322: my $responsename = $letter_name_map{$response};
323: my $value=$Apache::response::foilgroup{$name.'.value'};
324: if ( $response =~ /[^\s]/) {
1.31 albertel 325: $responsehash{$name}=$responsename;
1.33 albertel 326: &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1 albertel 327: if ($value eq $responsename) {
328: $grade{$name}='1'; $right++;
329: } else {
330: $grade{$name}='0'; $wrong++;
331: }
332: } else {
333: $ignored++;
334: }
335: $temp++;
336: }
337: my $part=$Apache::inputtags::part;
338: my $id = $Apache::inputtags::response['-1'];
339: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30 albertel 340: my $itemstr =&Apache::lonnet::array2str(@items);
1.1 albertel 341: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.30 albertel 342: my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1 albertel 343: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
344: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
345: $responsestr;
1.30 albertel 346: $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
347: $itemstr;
1.1 albertel 348: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
349: $gradestr;
1.34 albertel 350: if (!$Apache::lonhomework::scantronmode) {
351: my $ad;
352: if ($wrong==0 && $ignored==0) {
353: $ad='EXACT_ANS';
354: } elsif ($wrong==0 && $right==0) {
355: #nothing submitted
356: } else {
357: if ($ignored==0) {
358: $ad='INCORRECT';
359: } else {
360: $ad='MISSING_ANSWER';
361: }
362: }
363: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
364: &Apache::response::handle_previous(\%previous,$ad);
365: } else {
366: my $ad;
367: if ($wrong==0 && $right==0) {
368: #nothing submitted
369: } else {
370: $ad='ASSIGNED_SCORE';
371: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
372: $ad;
373: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35 albertel 374: $right/(scalar(@whichfoils));
1.34 albertel 375: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35 albertel 376: scalar(@whichfoils);
1.34 albertel 377: }
378: }
1.1 albertel 379: }
380:
1.4 albertel 381: sub itemdisplay {
382: my ($location)=@_;
383: if ($location eq 'top' &&
384: !defined($Apache::matchresponse::itemtable{'location'})) {
385: return $Apache::matchresponse::itemtable{'display'};
386: }
387: if ($Apache::matchresponse::itemtable{'location'} eq $location) {
388: return $Apache::matchresponse::itemtable{'display'};
389: }
390: return undef;
391: }
1.1 albertel 392: sub displayfoils {
393: my ($target,$max,$randomize)=@_;
394: my $result;
1.4 albertel 395: my $question;
1.18 albertel 396: my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
397: $randomize,
398: &Apache::response::showallfoils(),
399: \%Apache::response::foilgroup);
1.1 albertel 400: my $part=$Apache::inputtags::part;
401: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
402: my %letter_name_map;
403: if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
404: %letter_name_map=
405: %{ $Apache::response::itemgroup{'letter_name_map'} };
406: }
407: my %name_letter_map;
408: if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
409: %name_letter_map=
410: %{ $Apache::response::itemgroup{'name_letter_map'} };
411: }
1.25 albertel 412: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 413: foreach my $name (@whichfoils) {
414: my $text=$Apache::response::foilgroup{$name.'.text'};
415: my $value=$Apache::response::foilgroup{$name.'.value'};
416: my $letter=$name_letter_map{$value};
1.5 sakharuk 417: if ($target eq 'tex') {
418: $question.=' \\\\ '.$letter.':'.$text;
419: } else {
420: $question.='<br />'.$letter.':'.$text;
421: }
1.1 albertel 422: }
423: } else {
424: my $i = 0;
1.36 albertel 425: my $temp=1;
1.1 albertel 426: my $id=$Apache::inputtags::response[-1];
427: my $part=$Apache::inputtags::part;
428: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9 sakharuk 429: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
430: my @alphabet=('A'..'Z');
1.15 albertel 431: my @used_letters=sort(keys(%letter_name_map));
1.20 sakharuk 432: my $internal_counter=$Apache::lonxml::counter;
1.1 albertel 433: foreach my $name (@whichfoils) {
434: my $lastopt=$lastresponse{$name};
435: my $last_letter=$name_letter_map{$lastopt};
1.5 sakharuk 436: my $optionlist = '';
1.7 sakharuk 437: if ($target ne 'tex') {
438: $optionlist="<option></option>\n";
439: } else {
440: if ($Apache::lonhomework::type ne 'exam') {
441: $optionlist='\framebox[5 mm][s]{\tiny\strut}';
442: }
443: }
1.1 albertel 444: my $option;
1.15 albertel 445: foreach $option (@used_letters) {
1.1 albertel 446: if ($option eq $last_letter) {
1.6 sakharuk 447: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1 albertel 448: } else {
1.6 sakharuk 449: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1 albertel 450: }
451: }
1.19 sakharuk 452: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.5 sakharuk 453: $optionlist='<select name="HWVAL_'.
454: $Apache::inputtags::response[-1].':'.$temp.'">'.
455: $optionlist."</select>\n";
456: }
1.1 albertel 457: my $text=$Apache::response::foilgroup{$name.'.text'};
1.5 sakharuk 458: if ($target ne 'tex') {
1.19 sakharuk 459: if ($Apache::lonhomework::type ne 'exam') {
460: $question.='<br />'.$optionlist.$text."\n";
461: } else {
462: $question.='<br />'.$text."\n";
463: }
1.6 sakharuk 464: if ($Apache::lonhomework::type eq 'exam') {
1.27 albertel 465: $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp,$last_letter);
1.6 sakharuk 466: }
467: } else {
468: if ($Apache::lonhomework::type eq 'exam') {
469: $question.=' '.$optionlist.$text."\n";
1.13 sakharuk 470: my @emptyItems = ();
1.16 albertel 471: for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.20 sakharuk 472: $question.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'}\end{enumerate}} \vskip -10 mm \strut ';
473: $internal_counter++;
1.6 sakharuk 474: } else {
1.22 sakharuk 475: $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6 sakharuk 476: }
1.5 sakharuk 477: }
1.1 albertel 478: $temp++;
479: }
1.4 albertel 480: }
481: if ($result=&itemdisplay('top')) {
482: $result.=$question;
483: } elsif ($result=&itemdisplay('bottom')) {
484: $result=$question.$result;
485: } elsif ($result=&itemdisplay('right')) {
1.32 sakharuk 486: if ($target ne 'tex') {
487: $result='<table><tr><td>'.$question.'</td><td>'.$result.
488: '</td></tr></table>';
489: } else {
490: $result='\begin{tabular}{p{\textwidth/2}p{\textwidth/2}}\begin{minipage}{\textwidth/2}'.$question.'\end{minipage}&\begin{minipage}{\textwidth/2}'.$result.'\end{minipage}\end{tabular}';
491: }
1.4 albertel 492: } elsif ($result=&itemdisplay('left')) {
1.32 sakharuk 493: if ($target ne 'tex') {
494: $result='<table><tr><td>'.$result.'</td><td>'.$question.
495: '</td></tr></table>';
496: } else {
497: $result='\begin{tabular}{p{\textwidth/2}p{\textwidth/2}}\begin{minipage}{\textwidth/2}'.$result.'\end{minipage}&\begin{minipage}{\textwidth/2}'.$question.'\end{minipage}\end{tabular}';
498: }
1.1 albertel 499: }
1.5 sakharuk 500: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1 albertel 501: return $result;
502: }
503:
504: sub getfoilcounts {
505: my ($max)=@_;
506: # +1 since instructors will count from 1
507: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
508: if (&Apache::response::showallfoils()) { $max=$count; }
509: if ($count>$max) { $count=$max }
510: &Apache::lonxml::debug("Count is $count from $max");
511: return $count;
512: }
513:
514:
515: sub start_conceptgroup {
516: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
517: $Apache::matchresponse::conceptgroup=1;
518: %Apache::response::conceptgroup=();
519: my $result;
520: if ($target eq 'edit') {
521: $result.=&Apache::edit::tag_start($target,$token,
522: "Concept Grouped Foils");
523: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
524: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
525: }
526: if ($target eq 'modified') {
527: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
528: $safeeval,'concept');
529: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
530: }
531: return $result;
532: }
533:
534: sub end_conceptgroup {
535: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
536: $Apache::matchresponse::conceptgroup=0;
537: my $result='';
1.28 albertel 538: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
539: $target eq 'tex' || $target eq 'analyze') {
540: &Apache::response::pick_foil_for_concept($target,
541: ['value','text','location'],
542: \%Apache::hint::match,
543: $parstack,$safeeval);
1.1 albertel 544: } elsif ($target eq 'edit') {
545: $result=&Apache::edit::end_table();
546: }
547: return $result;
548: }
549:
550: sub insert_conceptgroup {
551: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
552: return $result;
553: }
554:
555: sub start_foil {
556: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
557: my $result='';
1.28 albertel 558: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 559: &Apache::lonxml::startredirection;
560: } elsif ($target eq 'edit') {
561: $result=&Apache::edit::tag_start($target,$token,"Foil");
562: my $level='-2';
563: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
564: $result.=&Apache::edit::text_arg('Name:','name',$token);
565: my @names;
566: if (defined(@{ $Apache::response::itemgroup{'names'} })) {
567: @names=@{ $Apache::response::itemgroup{'names'} };
568: }
569: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
570: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
571: $safeeval,'-3');
572: if ($randomize ne 'no') {
573: $result.=&Apache::edit::select_arg('Location:','location',
574: ['random','top','bottom'],$token);
575: }
576: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
577: } elsif ($target eq 'modified') {
578: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
579: $safeeval,'value',
580: 'name','location');
581: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
582: }
583: return $result;
584: }
585:
586: sub end_foil {
587: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
588: my $text ='';
589: my $result = '';
1.28 albertel 590: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 591: $text=&Apache::lonxml::endredirection;
592: }
1.28 albertel 593: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
594: $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 595: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
596: if ($value ne 'unused') {
597: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
598: &Apache::lonxml::debug("Got a name of :$name:");
599: if (!$name) { $name=$Apache::lonxml::curdepth; }
600: &Apache::lonxml::debug("Using a name of :$name:");
1.37 ! albertel 601: if (defined($Apache::response::foilnames{$name})) {
! 602: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
! 603: }
! 604: my $location =&Apache::lonxml::get_param('location',$parstack,
! 605: $safeeval);
1.1 albertel 606: if ( $Apache::matchresponse::conceptgroup
607: && !&Apache::response::showallfoils() ) {
608: push @{ $Apache::response::conceptgroup{'names'} }, $name;
609: $Apache::response::conceptgroup{"$name.value"} = $value;
1.19 sakharuk 610: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
1.14 sakharuk 611: $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
612: } else {
613: $Apache::response::conceptgroup{"$name.text"} = $text;
614: }
1.1 albertel 615: $Apache::response::conceptgroup{"$name.location"} = $location;
616: } else {
617: push @{ $Apache::response::foilgroup{'names'} }, $name;
618: $Apache::response::foilgroup{"$name.value"} = $value;
1.16 albertel 619: if ($Apache::lonhomework::type eq 'exam') {
1.19 sakharuk 620: if ($target eq 'tex') {
621: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
622: } else {
623: $Apache::response::foilgroup{"$name.text"} = $text;
624: }
1.14 sakharuk 625: } else {
626: if ($target eq 'tex') {
1.24 sakharuk 627: $Apache::response::foilgroup{"$name.text"} = $text;
1.14 sakharuk 628: } else {
629: $Apache::response::foilgroup{"$name.text"} = $text;
630: }
631: }
1.1 albertel 632: $Apache::response::foilgroup{"$name.location"} = $location;
633: }
634: }
635: }
636: if ($target eq 'edit') {
637: $result.= &Apache::edit::tag_end($target,$token,'');
638: }
639: return $result;
640: }
641:
642: sub insert_foil {
643: return '
644: <foil name="" value="unused">
645: <startouttext />
646: <endouttext />
647: </foil>';
648: }
649: 1;
650: __END__
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