Annotation of loncom/homework/rankresponse.pm, revision 1.67
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # rank style response
3: #
1.67 ! raeburn 4: # $Id: rankresponse.pm,v 1.66 2011/09/13 21:42:58 raeburn Exp $
1.1 albertel 5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # /home/httpd/html/adm/gpl.txt
24: #
25: # http://www.lon-capa.org/
26: #
27:
28: package Apache::rankresponse;
29: use strict;
30: use HTML::Entities();
1.30 albertel 31: use Apache::optionresponse();
32: use Apache::lonlocal;
1.58 onken 33: use Apache::lonxml;
34: use Apache::lonnet;
1.1 albertel 35:
36: BEGIN {
37: &Apache::lonxml::register('Apache::rankresponse',('rankresponse'));
38: }
39:
40: sub start_rankresponse {
41: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
42: my $result;
43: #when in a rank response use these
44: &Apache::lonxml::register('Apache::rankresponse',
45: ('foilgroup','foil','conceptgroup'));
46: push (@Apache::lonxml::namespace,'rankresponse');
47: my $id = &Apache::response::start_response($parstack,$safeeval);
48: %Apache::hint::rank=();
1.30 albertel 49: undef(%Apache::response::foilnames);
1.1 albertel 50: if ($target eq 'meta') {
51: $result=&Apache::response::meta_package_write('rankresponse');
52: } elsif ($target eq 'edit' ) {
1.59 bisitz 53: $result.=&Apache::edit::start_table($token)
54: .'<tr><td>'.&Apache::lonxml::description($token).'</td>'
1.61 bisitz 55: .'<td><span class="LC_nobreak">'.&mt('Delete?').' '
1.59 bisitz 56: .&Apache::edit::deletelist($target,$token)
57: .'</span></td>'
1.60 raeburn 58: .'<td> '.&Apache::edit::end_row()
1.59 bisitz 59: .&Apache::edit::start_spanning_row();
1.1 albertel 60:
61: $result.=
62: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
1.59 bisitz 63: &Apache::edit::select_arg('Randomize Foil Order:','randomize',
1.1 albertel 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); }
1.25 albertel 71: } elsif ($target eq 'analyze') {
72: my $part_id="$Apache::inputtags::part.$id";
1.56 raeburn 73: $Apache::lonhomework::analyze{"$part_id.type"} = 'rankresponse';
1.25 albertel 74: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.53 foxr 75: push (@{ $Apache::lonhomework::analyze{"$part_id.bubble_lines"} }, 1);
76:
1.1 albertel 77: }
78: return $result;
79: }
80:
81: sub end_rankresponse {
82: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
83: my $result;
84: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
85: &Apache::response::end_response;
86: pop @Apache::lonxml::namespace;
87: &Apache::lonxml::deregister('Apache::rankresponse',
88: ('foilgroup','foil','conceptgroup'));
1.30 albertel 89: undef(%Apache::response::foilnames);
1.1 albertel 90: return $result;
91: }
92:
93: %Apache::response::foilgroup=();
94: sub start_foilgroup {
95: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
96: my $result;
97: %Apache::response::foilgroup=();
98: $Apache::rankresponse::conceptgroup=0;
1.64 raeburn 99: &Apache::response::pushrandomnumber(undef,$target);
1.1 albertel 100: return $result;
101: }
102:
103: sub end_foilgroup {
104: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
105: my $result;
1.26 albertel 106: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
107: $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 108: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
109: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
110: $safeeval,'-2');
111: my $tol = &Apache::lonxml::get_param('tol',$parstack,$safeeval,'-2');
112: if (!defined($tol)) { $tol=0; }
1.3 sakharuk 113: if ($target eq 'web' || $target eq 'tex') {
1.1 albertel 114: $result=&displayfoils($target,$max,$randomize,$tol);
1.50 albertel 115: $Apache::lonxml::post_evaluate=0;
1.1 albertel 116: } elsif ($target eq 'answer' ) {
117: $result=&displayanswers($max,$randomize,$tol);
118: } elsif ( $target eq 'grade') {
119: &grade_response($max,$randomize,$tol);
1.25 albertel 120: } elsif ( $target eq 'analyze') {
121: my @shown = &whichfoils($max,$randomize);
122: &Apache::response::analyze_store_foilgroup(\@shown,
1.26 albertel 123: ['text','value','location']);
1.41 albertel 124: my $part_id=
125: "$Apache::inputtags::part.$Apache::inputtags::response[-1]";
126: $Apache::lonhomework::analyze{"$part_id.tol"}=$tol;
1.1 albertel 127: }
1.55 foxr 128: my $part = $Apache::inputtags::part;
129: my $id = $Apache::inputtags::response[-1];
1.66 raeburn 130: my ($numrows,$bubbles_per_row);
131: if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
132: my (@whichfoils)=&whichfoils($max,$randomize);
133: ($numrows,$bubbles_per_row) =
134: &Apache::optionresponse::getnumrows(scalar(@whichfoils));
135: }
136: if ($numrows < 1) {
137: $numrows = 1;
138: }
139: my $increment = &getfoilcounts($max) * $numrows;
140: &Apache::lonxml::increment_counter($increment,"$part.$id");
1.54 foxr 141: if ($target eq 'analyze') {
142: &Apache::lonhomework::set_bubble_lines();
143: }
1.14 albertel 144: } elsif ($target eq 'edit') {
145: $result=&Apache::edit::end_table();
1.1 albertel 146: }
1.34 albertel 147: &Apache::response::poprandomnumber();
1.1 albertel 148: return $result;
149: }
150:
151: sub get_correct_order {
152: my ($tol,@foils) =@_;
153: my @correctorder;
154: my @value_names;
155: foreach my $name (@foils) {
156: my @pair=($Apache::response::foilgroup{$name.'.value'},$name);
157: push(@value_names,\@pair);
158: }
159: @value_names =
160: sort {
1.17 albertel 161: if (abs($a->[0] - $b->[0]) > $tol) {return ($a->[0] <=> $b->[0]);}
1.1 albertel 162: return 0;
163: } @value_names;
164: my @value_names_tmp=@value_names;
165: my $firstpair=shift(@value_names_tmp);
166: my $order=1;
167: my %order;
168: my $count=1;
169: my $lastvalue=$firstpair->[0];
170: $order{$firstpair->[1]}=$order;
171: foreach my $pair (@value_names_tmp) {
172: $count++;
173: if (abs($pair->[0]-$lastvalue) > $tol ) {
174: $order=$count;
175: }
176: $order{$pair->[1]}=$order;
177: $lastvalue=$pair->[0];
178: }
179: foreach my $name (@foils) {
180: push(@correctorder,$order{$name});
181: }
182: &Apache::lonhomework::showhash('b' => \@value_names);
183: &Apache::lonhomework::showhash('b' => \@correctorder);
184: return @correctorder;
185: }
186:
187: sub displayanswers {
188: my ($max,$randomize,$tol,@opt)=@_;
189: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
190: my @names = @{ $Apache::response::foilgroup{'names'} };
191: my @whichfoils = &whichfoils($max,$randomize);
192: my @correctorder=&get_correct_order($tol,@whichfoils);
1.49 albertel 193: my $result;
194: if ($Apache::lonhomework::type eq 'exam') {
195: my @alphabet = ('A'..'Z');
196: my $i=0;
197: foreach my $order (@correctorder) {
198: $result.=&Apache::response::answer_header('rankresponse',$i++);
199: $result.=&Apache::response::answer_part('rankresponse',
200: $alphabet[$order-1]);
201: $result.=&Apache::response::answer_part('rankresponse',$order);
202: $result.=&Apache::response::answer_footer('rankresponse');
203: }
204: } else {
205: $result=&Apache::response::answer_header('rankresponse');
206: foreach my $order (@correctorder) {
207: $result.=&Apache::response::answer_part('rankresponse',$order);
208: }
209: $result.=&Apache::response::answer_footer('rankresponse');
1.1 albertel 210: }
211: return $result;
212: }
213:
214: sub check_response_order {
215: my (%responsehash)=@_;
1.45 albertel 216: my @order=sort( {$a <=> $b} values(%responsehash));
1.1 albertel 217: my $lastvalue=0;
218: my $expected=1;
219: my $malformed=0;
220: foreach my $current (@order) {
221: &Apache::lonxml::debug("$lastvalue $expected $malformed");
222: if (!($current == $lastvalue || $current == $expected)) {
223: $malformed=1;
224: }
225: $expected++;
226: $lastvalue=$current;
227: }
228: return $malformed;
229: }
230:
231: sub grade_response {
232: my ($max,$randomize,$tol)=@_;
233: my (@whichfoils)=&whichfoils($max,$randomize);
1.44 albertel 234: if (!&Apache::response::submitted()) { return; }
1.1 albertel 235: my %responsehash;
236: my %grade;
1.28 albertel 237: my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1 albertel 238: my @correctorder=&get_correct_order($tol,@whichfoils);
1.66 raeburn 239: my ($numrows,$bubbles_per_row);
240: if ($Apache::lonhomework::scantronmode) {
241: my $numitems = scalar(@whichfoils);
242: ($numrows,$bubbles_per_row) =
243: &Apache::optionresponse::getnumrows($numitems);
244: }
245: if ($numrows < 1) {
246: $numrows = 1;
247: }
248:
1.1 albertel 249: foreach my $name (@whichfoils) {
1.66 raeburn 250: my $response;
251: if ($numrows > 1) {
252: my $num = $temp;
253: my $totalnum;
254: for (my $i=0; $i<$numrows; $i++) {
255: my $item = &Apache::response::getresponse($num,'A is 1');
256: if ($item =~ /^\d+$/) {
257: $totalnum = $i*$bubbles_per_row + $item;
258: }
259: $num ++;
260: }
261: $response = $totalnum;
262: $temp += $numrows;
263: } else {
264: $response = &Apache::response::getresponse($temp,'A is 1');
265: $temp ++;
266: }
1.1 albertel 267: my $value=shift(@correctorder);
268: if ( $response =~ /[^\s]/) {
1.27 albertel 269: $responsehash{$name}=$response;
1.1 albertel 270: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
271: if ($value eq $response) {
272: $grade{$name}='1'; $right++;
273: } else {
274: $grade{$name}='0'; $wrong++;
275: }
276: } else {
277: $ignored++;
278: }
279: }
280: my $malformed=&check_response_order(%responsehash);
281: my $part=$Apache::inputtags::part;
282: my $id = $Apache::inputtags::response['-1'];
283: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
284: my $gradestr =&Apache::lonnet::hash2str(%grade);
285: my %previous=&Apache::response::check_for_previous($responsestr,
286: $part,$id);
287: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored and was $malformed malformed");
288: my $ad;
289: if ($malformed) {
290: $ad='MISORDERED_RANK';
291: } elsif ($wrong==0 && $ignored==0) {
292: $ad='EXACT_ANS';
293: } elsif ($wrong==0 && $right==0) {
294: #nothing submitted
295: } else {
296: if ($ignored==0) {
297: $ad='INCORRECT';
298: } else {
299: $ad='MISSING_ANSWER';
300: }
301: }
1.62 raeburn 302: if (($ad eq 'INCORRECT' || $ad eq 'EXACT_ANS')) {
303: if ($Apache::lonhomework::type eq 'survey') {
304: $ad='SUBMITTED';
305: } elsif ($Apache::lonhomework::type eq 'surveycred') {
306: $ad='SUBMITTED_CREDIT';
307: } elsif ($Apache::lonhomework::type eq 'anonsurvey') {
308: $ad='ANONYMOUS';
309: } elsif ($Apache::lonhomework::type eq 'anonsurveycred') {
310: $ad='ANONYMOUS_CREDIT';
311: } else {
312: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
313: }
1.40 albertel 314: } else {
315: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
316: }
1.64 raeburn 317: if ($Apache::lonhomework::type eq 'randomizetry') {
318: if ($Apache::lonhomework::type eq 'randomizetry') {
319: $Apache::lonhomework::results{"resource.$part.$id.foilorder"} = &Apache::lonnet::array2str(@whichfoils);
320: }
321: }
1.1 albertel 322: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
323: $responsestr;
324: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
325: &Apache::response::handle_previous(\%previous,$ad);
326: }
327:
1.52 albertel 328: sub format_prior_answer {
329: my ($mode,$answer,$other_data) = @_;
330: my %lastresponse=&Apache::lonnet::str2hash($answer);
331: my $foil_order =$other_data->[0];
332: my %grading =&Apache::lonnet::str2hash($other_data->[1]);
333: my $output;
334: foreach my $name (@{ $foil_order }) {
335: next if (!defined($lastresponse{$name}));
336: $output .= '<tr><td>'.$lastresponse{$name}.'</td></tr>';
337: }
338: return if (!defined($output));
339: $output =
340: '<table class="LC_prior_rank">'.$output.'</table>';
341: return $output;
342: }
343:
1.1 albertel 344: sub displayfoils {
345: my ($target,$max,$randomize,$tol)=@_;
346: my $result;
1.4 sakharuk 347: my @alphabet=('A'..'Z');
1.1 albertel 348: my (@whichfoils)=&whichfoils($max,$randomize);
349: my $part=$Apache::inputtags::part;
350: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
351: my @whichopt=(1..($#whichfoils+1));
352: my @correctorder=&get_correct_order($tol,@whichfoils);
1.20 sakharuk 353: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1 albertel 354: foreach my $name (@whichfoils) {
355: my $text=$Apache::response::foilgroup{$name.'.text'};
356: my $value=shift(@correctorder);
1.46 albertel 357: if ($target eq 'web') {
358: $result.='<br /><b>'.$value.':</b> '.$text;
359: } else {
360: $result.=' \strut\\\\\strut '.$value.':'.$text;
361: }
1.1 albertel 362: }
363: } else {
364: my $i = 0;
1.29 albertel 365: my $temp=1;
1.1 albertel 366: my $id=$Apache::inputtags::response[-1];
367: my $part=$Apache::inputtags::part;
1.64 raeburn 368: my ($lastresponse,$newvariation);
369: if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') ||
370: ($Apache::lonhomework::type eq 'randomizetry')) &&
371: ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
372: if ($env{'form.'.$part.'.rndseed'} ne
373: $Apache::lonhomework::history{"resource.$part.rndseed"}) {
374: $newvariation = 1;
375: }
376: }
377: unless (((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'}))) || $newvariation) {
1.62 raeburn 378: $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
379: }
1.5 sakharuk 380: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
381: my @alp = splice @alphabet, 0, $#whichopt + 1;
1.15 sakharuk 382: my $internal_counter=$Apache::lonxml::counter;
1.66 raeburn 383: my ($numrows,$bubbles_per_row);
384: if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
385: ($numrows,$bubbles_per_row) =
386: &Apache::optionresponse::getnumrows(scalar(@alp));
387: } else {
388: $numrows = 1;
389: }
1.58 onken 390: if($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes') {
391: $result .= '\strut \\\\ \strut \\\\' ;
392: }
393: foreach my $name (@whichfoils) {
1.1 albertel 394: my $lastopt=$lastresponse{$name};
1.3 sakharuk 395: my $optionlist='';
1.58 onken 396: if ($target ne 'tex') {
397: $optionlist = "<option></option>\n";
398: }
399: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes') {
400: my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&rankresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
401: $optionlist = &Apache::lonxml::print_pdf_start_combobox($fieldname);
402: }
1.1 albertel 403: my $option;
404: foreach $option (@whichopt) {
405: if ($option eq $lastopt) {
1.58 onken 406: if ($target ne 'tex' ) {
1.64 raeburn 407: $optionlist.="<option selected=\"selected\">$option</option>\n";
1.58 onken 408: } elsif ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes') {
409: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
410: }
1.1 albertel 411: } else {
1.58 onken 412: if ($target ne 'tex') {
413: $optionlist.="<option>$option</option>\n";
414: } elsif ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes') {
415: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
416: }
417: }
1.1 albertel 418: }
1.12 sakharuk 419: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.51 albertel 420: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
421: $part.'\');" name="HWVAL_'.
1.3 sakharuk 422: $Apache::inputtags::response[-1].':'.$temp.'">'.
423: $optionlist."</select>\n";
1.58 onken 424: } elsif ($env{'form.pdfFormFields'} eq 'yes') {
425: #do nothing
426: } else {
1.3 sakharuk 427: $optionlist=' '.$temp.' '.$optionlist.' ';
428: }
1.1 albertel 429: my $text=$Apache::response::foilgroup{$name.'.text'};
1.3 sakharuk 430: if ($target ne 'tex') {
1.12 sakharuk 431: if ($Apache::lonhomework::type ne 'exam') {
432: $result.='<br />'.$optionlist.$text."\n";
433: } else {
434: $result.='<br />'.$text."\n";
435: }
1.4 sakharuk 436: if ($Apache::lonhomework::type eq 'exam') {
1.22 albertel 437: my @values=(1..scalar(@whichopt));
438: $result.=&Apache::optionresponse::webbubbles(\@values,\@whichopt,$temp,$lastopt);
1.4 sakharuk 439: }
440: } else {
441: if ($Apache::lonhomework::type eq 'exam') {
1.66 raeburn 442: my $itemlabel;
443: if ($numrows == 1) {
444: $itemlabel = '\item[\textbf{'.$internal_counter.'}]';
445: } else {
446: my $linetext;
447: for (my $i=0; $i<$numrows; $i++) {
448: $linetext .= $internal_counter+$i.', ';
449: }
450: $linetext =~ s/,\s$//;
451: $itemlabel = '\item[\small {\textbf{'.$linetext.'}}]'.
452: ' {\footnotesize '.
453: &mt('(Bubble once in [_1] lines)',$numrows).
454: '} \hspace*{\fill} \\\\';
455: }
1.63 foxr 456: $result .= '\vskip 0 mm '.$text.' \vskip 0 mm '."\n";
457: $result .= '\vskip -1 mm';
1.66 raeburn 458: $result .= '\begin{enumerate}'.$itemlabel;
459: $result .= &Apache::optionresponse::bubbles(\@alp,\@whichopt,'rankresponse',undef,$numrows,$bubbles_per_row,$internal_counter);
460: $result .= '\end{enumerate} \vskip -8 mm \strut ';
461: $internal_counter += $numrows;
1.4 sakharuk 462: } else {
1.58 onken 463: if($env{'form.pdfFormFields'} ne 'yes') {
464: $result.=' \vskip 0mm \framebox[5 mm][s]{\tiny\strut} '.$text."\n";
465: } else {
466: $result.= $optionlist.' '. &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
467: }
1.4 sakharuk 468: }
469: }
1.1 albertel 470: $temp++;
471: }
472: }
1.52 albertel 473: if ($target eq 'web') {
1.64 raeburn 474: my $questiontype;
475: if ($Apache::lonhomework::type eq 'randomizetry') {
476: $questiontype = $Apache::lonhomework::type;
477: }
1.52 albertel 478: &Apache::response::setup_prior_tries_hash(\&format_prior_answer,
479: [\@whichfoils,
1.64 raeburn 480: 'submissiongrading'],
481: $questiontype);
1.52 albertel 482: }
1.5 sakharuk 483: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \vskip 0 mm ';}
1.1 albertel 484: return $result;
485: }
486:
487: sub getfoilcounts {
488: my ($max)=@_;
489: # +1 since instructors will count from 1
490: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
491: if (&Apache::response::showallfoils()) { $max=$count; }
492: if ($count>$max) { $count=$max }
493: &Apache::lonxml::debug("Count is $count from $max");
494: return $count;
495: }
496:
497: sub whichfoils {
498: my ($max,$randomize)=@_;
1.13 albertel 499: return &Apache::response::whichorder($max,$randomize,
500: &Apache::response::showallfoils(),
501: \%Apache::response::foilgroup);
1.1 albertel 502: }
503:
504: sub start_conceptgroup {
505: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
506: $Apache::rankresponse::conceptgroup=1;
507: %Apache::response::conceptgroup=();
508: my $result;
509: if ($target eq 'edit') {
510: $result.=&Apache::edit::tag_start($target,$token,
511: "Concept Grouped Foils");
512: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
513: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
514: }
515: if ($target eq 'modified') {
516: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
517: $safeeval,'concept');
518: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
519: }
520: return $result;
521: }
522:
523: sub end_conceptgroup {
524: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
525: $Apache::rankresponse::conceptgroup=0;
526: my $result='';
1.25 albertel 527: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
528: $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 529: #if not there aren't any foils to display and thus no question
1.25 albertel 530: &Apache::response::pick_foil_for_concept($target,
531: ['value','text','location'],
532: \%Apache::hint::rank,
533: $parstack,$safeeval);
1.1 albertel 534: } elsif ($target eq 'edit') {
535: $result=&Apache::edit::end_table();
536: }
537: return $result;
538: }
539:
540: sub insert_conceptgroup {
541: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
542: return $result;
543: }
544:
545: sub start_foil {
546: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
547: my $result='';
1.25 albertel 548: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 549: &Apache::lonxml::startredirection;
1.39 albertel 550: if ($target eq 'analyze') {
551: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
552: }
1.1 albertel 553: } elsif ($target eq 'edit') {
554: $result=&Apache::edit::tag_start($target,$token,"Foil");
555: my $level='-2';
556: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
557: $result.=&Apache::edit::text_arg('Name:','name',$token);
558: $result.= &Apache::edit::text_arg('Rank Value:','value',$token,'15');
559: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
560: $safeeval,'-3');
561: if ($randomize ne 'no') {
562: $result.=&Apache::edit::select_arg('Location:','location',
563: ['random','top','bottom'],$token);
564: }
565: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
566: } elsif ($target eq 'modified') {
567: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
568: $safeeval,'value',
569: 'name','location');
570: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
571: }
572: return $result;
573: }
574:
575: sub end_foil {
576: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
577: my $text ='';
578: my $result = '';
1.25 albertel 579: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 580: $text=&Apache::lonxml::endredirection;
581: }
1.25 albertel 582: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
583: $target eq 'tex' || $target eq 'analyze') {
1.1 albertel 584: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.42 albertel 585: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
586: $text='\vskip 5mm $\triangleright$ '.$text;
587: }
1.1 albertel 588: if ($value ne 'unused') {
589: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
590: &Apache::lonxml::debug("Got a name of :$name:");
1.48 albertel 591: if ($name eq "") {
1.57 bisitz 592: &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
1.43 albertel 593: $name=$Apache::lonxml::curdepth;
594: }
1.1 albertel 595: &Apache::lonxml::debug("Using a name of :$name:");
1.30 albertel 596: if (defined($Apache::response::foilnames{$name})) {
1.57 bisitz 597: &Apache::lonxml::error(&mt('Foil name [_1] appears more than once. Foil names need to be unique.','<b><tt>'.$name.'</tt></b>'));
1.30 albertel 598: }
1.31 albertel 599: $Apache::response::foilnames{$name}++;
1.30 albertel 600: my $location =&Apache::lonxml::get_param('location',$parstack,
601: $safeeval);
1.1 albertel 602: if ( $Apache::rankresponse::conceptgroup
603: && !&Apache::response::showallfoils() ) {
604: push @{ $Apache::response::conceptgroup{'names'} }, $name;
605: $Apache::response::conceptgroup{"$name.value"} = $value;
1.42 albertel 606: $Apache::response::conceptgroup{"$name.text"} = $text;
1.1 albertel 607: $Apache::response::conceptgroup{"$name.location"} = $location;
608: } else {
609: push @{ $Apache::response::foilgroup{'names'} }, $name;
610: $Apache::response::foilgroup{"$name.value"} = $value;
1.42 albertel 611: $Apache::response::foilgroup{"$name.text"} = $text;
1.1 albertel 612: $Apache::response::foilgroup{"$name.location"} = $location;
613: }
614: }
615: }
616: if ($target eq 'edit') {
617: $result.= &Apache::edit::tag_end($target,$token,'');
618: }
619: return $result;
620: }
621:
622: sub insert_foil {
623: return '
624: <foil name="" value="unused">
625: <startouttext />
626: <endouttext />
627: </foil>';
628: }
629: 1;
630: __END__
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