1: # The LearningOnline Network with CAPA
2: # various response type definitons response definition
3: #
4: # $Id: response.pm,v 1.92 2004/02/27 17:18:32 albertel Exp $
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::response;
30: use strict;
31:
32: BEGIN {
33: &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse'));
34: }
35:
36: sub start_response {
37: my ($parstack,$safeeval)=@_;
38: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
39: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
40: if ($#Apache::inputtags::import > -1) {
41: &Apache::lonxml::debug("Turning :$id: into");
42: $id = join('_',@Apache::inputtags::import).'_'.$id;
43: &Apache::lonxml::debug("New :$id:");
44: }
45: push (@Apache::inputtags::response,$id);
46: push (@Apache::inputtags::responselist,$id);
47: @Apache::inputtags::inputlist=();
48: if ($Apache::inputtags::part eq '') {
49: &Apache::lonxml::error(&HTML::Entities::encode(&mt("Found a <*response> outside of a <part> in a <part>ed problem")));
50: }
51: if ($Apache::inputtags::response_with_no_part &&
52: $Apache::inputtags::part ne '0') {
53: &Apache::lonxml::error(&HTML::Entities::encode(&mt("<*response>s are both inside of <part> and outside of <part>, this is not a valid problem, errors in grading may occur.")).'<br />');
54: }
55: if ($Apache::inputtags::part eq '0') {
56: $Apache::inputtags::response_with_no_part=1;
57: }
58: return $id;
59: }
60:
61: sub end_response {
62: #pop @Apache::inputtags::response;
63: @Apache::inputtags::inputlist=();
64: return '';
65: }
66:
67: sub start_hintresponse {
68: my ($parstack,$safeeval)=@_;
69: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
70: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
71: push (@Apache::inputtags::response,$id);
72: push (@Apache::inputtags::responselist,$id);
73: push (@Apache::inputtags::paramstack,[%Apache::inputtags::params]);
74: return $id;
75: }
76:
77: sub end_hintresponse {
78: pop @Apache::inputtags::response;
79: if (defined($Apache::inputtags::paramstack[-1])) {
80: %Apache::inputtags::params=
81: @{ pop(@Apache::inputtags::paramstack) };
82: }
83: return '';
84: }
85:
86: # used by response to set the non-safe space random number generator to something
87: # that is stable and unique based on the part number and response number
88: sub setrandomnumber {
89: my $rndseed;
90: $rndseed=&Apache::structuretags::setup_rndseed();
91: if (!defined($rndseed)) { $rndseed=&Apache::lonnet::rndseed(); }
92: &Apache::lonxml::debug("randseed $rndseed");
93: # $rndseed=unpack("%32i",$rndseed);
94: my $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10);
95: if (defined($Apache::inputtags::response['-1'])) {
96: $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);
97: }
98: if ($rndseed =~/,/) {
99: {
100: use integer;
101: my ($num1,$num2)=split(/,/,$rndseed);
102: $num1+=$rndmod;
103: $num2+=$rndmod;
104: $rndseed="$num1,$num2";
105: }
106: } else {
107: $rndseed+=$rndmod;
108: }
109: &Apache::lonnet::setup_random_from_rndseed($rndseed);
110: &Apache::lonxml::debug("randseed $rndseed");
111: return '';
112: }
113:
114: sub meta_parameter_write {
115: my ($name,$type,$default,$display)=@_;
116: my $partref=$Apache::inputtags::part;
117: my $result='<parameter part="'.$Apache::inputtags::part.'"';
118: if (defined($Apache::inputtags::response[-1])) {
119: $result.= ' id="'.$Apache::inputtags::response[-1].'"';
120: $partref.='_'.$Apache::inputtags::response[-1];
121: }
122: $result.= ' name="'.$name.'"'.
123: ' type="'.$type.'"'.
124: (defined($default)?' default="'.$default.'"':'').
125: (defined($display)?' display="'.$display.' [Part: '.$partref.']"':'')
126: .'></parameter>'
127: ."\n";
128: return $result;
129: }
130:
131: sub meta_package_write {
132: my $name=shift;
133: my $result = '<parameter part="'.$Apache::inputtags::part.'"';
134: if(defined($Apache::inputtags::response[-1])) {
135: $result.= ' id="'.$Apache::inputtags::response[-1].'"';
136: }
137: $result.=' package="'.$name.'"></parameter>'."\n";
138: return $result;
139: }
140:
141: sub meta_stores_write {
142: my ($name,$type,$display)=@_;
143: my $partref=$Apache::inputtags::part;
144: my $result = '<stores part="'.$Apache::inputtags::part.'"';
145: if (defined($Apache::inputtags::response[-1])) {
146: $result.= ' id="'.$Apache::inputtags::response[-1].'"';
147: $partref.='_'.$Apache::inputtags::response[-1];
148: }
149: $result.= ' name="'.$name.'"'.
150: ' type="'.$type.'"'.
151: ' display="'.$display.' [Part: '.$partref.']"'.
152: "></stores>\n";
153: }
154:
155: sub mandatory_part_meta {
156: #
157: # Autogenerate metadata for mandatory
158: # input (from RAT or lonparmset) and
159: # output (to lonspreadsheet)
160: # of each part
161: #
162: return
163: # &meta_parameter_write('opendate','date_start','',
164: # 'Opening Date').
165: # &meta_parameter_write('duedate','date_end','',
166: # 'Due Date').
167: # &meta_parameter_write('answerdate','date_start','',
168: # 'Show Answer Date').
169: # &meta_parameter_write('weight','int_zeropos','',
170: # 'Available Points').
171: # &meta_parameter_write('maxtries','int_pos','',
172: # 'Maximum Number of Tries').
173: &meta_package_write('part').
174: &meta_stores_write('solved','string',
175: 'Problem Status').
176: &meta_stores_write('tries','int_zeropos',
177: 'Number of Attempts').
178: &meta_stores_write('awarded','float',
179: 'Partial Credit Factor');
180: #
181: # Note: responseid-specific data 'submission' and 'awarddetail'
182: # not available to spreadsheet -> skip here
183: #
184: }
185:
186: sub meta_part_order {
187: if (@Apache::inputtags::partlist) {
188: my @parts=@Apache::inputtags::partlist;
189: shift(@parts);
190: return '<partorder>'.join(',',@parts).'</partorder>';
191: } else {
192: return '<partorder>0</partorder>';
193: }
194: }
195:
196: sub check_for_previous {
197: my ($curresponse,$partid,$id) = @_;
198: my %previous;
199: $previous{'used'} = 0;
200: foreach my $key (sort(keys(%Apache::lonhomework::history))) {
201: if ($key =~ /resource\.$partid\.$id\.submission/) {
202: &Apache::lonxml::debug("Trying $key");
203: my $pastresponse=$Apache::lonhomework::history{$key};
204: if ($pastresponse eq $curresponse) {
205: $previous{'used'} = 1;
206: my $history;
207: if ( $key =~ /^(\d+):/ ) {
208: $history=$1;
209: $previous{'award'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"};
210: $previous{'last'}='0';
211: push(@{ $previous{'version'} },$history);
212: } else {
213: $previous{'award'} = $Apache::lonhomework::history{"resource.$partid.$id.awarddetail"};
214: $previous{'last'}='1';
215: }
216: if (! $previous{'award'} ) { $previous{'award'} = 'UNKNOWN'; }
217: &Apache::lonxml::debug("got a match :$previous{'award'}:$previous{'used'}:");
218: }
219: }
220: }
221: &Apache::lonhomework::showhash(%previous);
222: return %previous;
223: }
224:
225: sub handle_previous {
226: my ($previous,$ad)=@_;
227: if ($$previous{'used'} && ($$previous{'award'} eq $ad) ) {
228: if ($$previous{'last'}) {
229: push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');
230: } else {
231: push(@Apache::inputtags::previous,'PREVIOUSLY_USED');
232: }
233: push(@Apache::inputtags::previous_version,$$previous{'version'});
234: }
235: }
236:
237: sub view_or_modify {
238: my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
239: my $myself=0;
240: if ( ($name eq $ENV{'user.name'}) && ($domain eq $ENV{'user.domain'}) ) {
241: $myself=1;
242: }
243: my $vgr=&Apache::lonnet::allowed('vgr',$courseid);
244: my $mgr=&Apache::lonnet::allowed('vgr',$courseid);
245: if ($mgr) { return "M"; }
246: if ($vgr) { return "V"; }
247: if ($myself) { return "V"; }
248: return '';
249: }
250:
251: sub start_dataresponse {
252: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
253: my $id = &Apache::response::start_response($parstack,$safeeval);
254: my $result;
255: if ($target eq 'web') {
256: $result = $token->[2]->{'display'}.':';
257: } elsif ($target eq 'meta') {
258: $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
259: $token->[2]->{'type'},
260: $token->[2]->{'display'});
261: $result .= &Apache::response::meta_package_write('dataresponse');
262: }
263: return $result;
264: }
265:
266: sub end_dataresponse {
267: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
268: my $result;
269: if ( $target eq 'web' ) {
270: } elsif ($target eq 'grade' ) {
271: if ( defined $ENV{'form.submitted'}) {
272: my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser();
273: my $allowed=&Apache::lonnet::allowed('mgr',$courseid);
274: if ($allowed) {
275: &Apache::response::setup_params('dataresponse');
276: my $partid = $Apache::inputtags::part;
277: my $id = $Apache::inputtags::response['-1'];
278: my $response = $ENV{'form.HWVAL_'.$id};
279: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
280: if ( $response =~ /[^\s]/) {
281: $Apache::lonhomework::results{"resource.$partid.$id.$name"}=$response;
282: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
283: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}='SUBMITTED';
284: }
285: } else {
286: $result='Not Permitted to change values.'
287: }
288: }
289: }
290: &Apache::response::end_response;
291: return $result;
292: }
293:
294: sub decide_package {
295: my ($tagstack)=@_;
296: my $package;
297: if ($$tagstack[-1] eq 'parameter') {
298: $package='part';
299: } else {
300: my $i=-1;
301: while (defined($$tagstack[$i])) {
302: if ($$tagstack[$i] =~ /(response|hint)$/) {
303: $package=$$tagstack[$i];
304: last;
305: }
306: $i--;
307: }
308: }
309: return $package;
310: }
311:
312: sub start_responseparam {
313: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
314: my $result='';
315: if ($target eq 'meta') {
316: $result = &meta_parameter_write($token->[2]->{'name'},
317: $token->[2]->{'type'},
318: $token->[2]->{'default'},
319: $token->[2]->{'description'});
320: } elsif ($target eq 'edit') {
321: $result.=&Apache::edit::tag_start($target,$token);
322: my $optionlist;
323: my $package=&decide_package($tagstack);
324: foreach my $key (sort(keys(%Apache::lonnet::packagetab))) {
325: if ($key =~ /^\Q$package\E&(.*)&display$/) {
326: $optionlist.='<option value="'.$1.'">'.
327: $Apache::lonnet::packagetab{$key}.'</option>';
328: }
329: }
330: if (defined($optionlist)) {
331: $result.='Use template: <select name="'.
332: &Apache::edit::html_element_name('parameter_package').'">'.
333: '<option value=""></option>'.$optionlist.'</select><br />';
334: }
335: $result.=&Apache::edit::text_arg('Name:','name',$token).
336: &Apache::edit::text_arg('Type:','type',$token).
337: &Apache::edit::text_arg('Description:','description',$token).
338: &Apache::edit::text_arg('Default:','default',$token).
339: "</td></tr>";
340: $result.=&Apache::edit::end_table;
341: } elsif ($target eq 'modified') {
342: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
343: $safeeval,'name','type',
344: 'description','default');
345: my $element=&Apache::edit::html_element_name('parameter_package');
346: if (defined($ENV{"form.$element"}) && $ENV{"form.$element"} ne '') {
347: my $name=$ENV{"form.$element"};
348: my $tag=&decide_package($tagstack);
349: $token->[2]->{'name'}=$name;
350: $token->[2]->{'type'}=
351: $Apache::lonnet::packagetab{"$tag&$name&type"};
352: $token->[2]->{'description'}=
353: $Apache::lonnet::packagetab{"$tag&$name&display"};
354: $token->[2]->{'default'}=
355: $Apache::lonnet::packagetab{"$tag&$name&default"};
356: $constructtag=1;
357: }
358: if ($constructtag) {
359: $result = &Apache::edit::rebuild_tag($token);
360: $result.=&Apache::edit::handle_insert();
361: }
362: } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' ||
363: $target eq 'tex' || $target eq 'analyze' ) {
364: if ($ENV{'request.state'} eq 'construct') {
365: my $name =&Apache::lonxml::get_param('name',$parstack,$safeeval);
366: my $default=&Apache::lonxml::get_param('default',$parstack,
367: $safeeval);
368: if ($name) {$Apache::inputtags::params{$name}=$default;}
369: }
370: }
371: return $result;
372: }
373:
374: sub end_responseparam {
375: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
376: if ($target eq 'edit') { return ('','no'); }
377: return '';
378: }
379:
380: sub start_parameter {
381: my $result = &start_responseparam(@_);
382: return $result;
383: }
384:
385: sub end_parameter {
386: my $result = &end_responseparam(@_);
387: return $result;
388: }
389:
390: sub reset_params {
391: %Apache::inputtags::params=();
392: }
393:
394: sub setup_params {
395: my ($tag) = @_;
396:
397: if ($ENV{'request.state'} eq 'construct') { return; }
398: my %paramlist=();
399: foreach my $key (keys(%Apache::lonnet::packagetab)) {
400: if ($key =~ /^$tag/) {
401: my ($package,$name) = split(/&/,$key);
402: $paramlist{$name}=1;
403: }
404: }
405: foreach my $key (keys(%paramlist)) {
406: my $entry= 'resource.'.$Apache::inputtags::part;
407: if (defined($Apache::inputtags::response[-1])) {
408: $entry.='_'.$Apache::inputtags::response[-1];
409: }
410: $entry.='.'.$key;
411: &Apache::lonxml::debug("looking for $entry");
412: my $value = &Apache::lonnet::EXT("$entry");
413: &Apache::lonxml::debug("$key has value :$value:");
414: if ($value eq 'con_lost' || $value =~ /^error:/) {
415: &Apache::lonxml::debug("using nothing");
416: $Apache::inputtags::params{$key}='';
417: } else {
418: &Apache::lonxml::debug("using value");
419: $Apache::inputtags::params{$key}=$value;
420: }
421: }
422: }
423:
424: sub answer_header {
425: my ($type) = @_;
426: my $result;
427: if ($ENV{'form.answer_output_mode'} eq 'tex') {
428: $result = ' \vskip 0 mm \begin{tabular}{|c|}\hline Answer for Part: \verb|'.
429: $Apache::inputtags::part.'| \\\\ \hline ';
430: } else {
431: $result = '<table border="1"><tr><td>Answer for Part:'.
432: $Apache::inputtags::part. '</td>'."\n";
433: }
434: return $result;
435: }
436:
437: sub answer_part {
438: my ($type,$answer) = @_;
439: my $result;
440: if ($ENV{'form.answer_output_mode'} eq 'tex') {
441: $result = ' \verb|'.$answer.'|\\\\ \hline ';
442: } else {
443: $result = '<td>'.$answer.'</td>';
444: }
445: return $result;
446: }
447:
448: sub answer_footer {
449: my ($type) = @_;
450: my $result;
451: if ($ENV{'form.answer_output_mode'} eq 'tex') {
452: $result = ' \end{tabular} \vskip 0 mm ';
453: } else {
454: $result = '</tr></table>';
455: }
456: return $result;
457: }
458:
459: sub showallfoils {
460: my $return=0;
461: if (defined($ENV{'form.showallfoils'}) &&
462: $ENV{'request.state'} eq 'construct') {
463: $return=1;
464: }
465: return $return;
466: }
467:
468: sub getresponse {
469: my ($temp,$resulttype)=@_;
470: my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];
471: my $response;
472: if (!defined($temp)) {
473: $temp=1;
474: } else {
475: $formparm.=":$temp";
476: }
477: my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7,
478: 'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14,
479: 'P'=>15,'Q'=>16,'R'=>17,'S'=>18,'T'=>19,'U'=>20,'V'=>21,
480: 'W'=>22,'X'=>23,'Y'=>24,'Z'=>25);
481: if ($ENV{'form.submitted'} eq 'scantron') {
482: my $part = $Apache::inputtags::part;
483: my $id = $Apache::inputtags::response[-1];
484: $response = $ENV{'scantron.'.($Apache::lonxml::counter+$temp-1).
485: '.answer'};
486: # save bubbled letter for later
487: $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=
488: $response;
489: if ($resulttype ne 'letter') {
490: $response = $let_to_num{$response};
491: }
492: } else {
493: $response = $ENV{$formparm};
494: }
495: return $response;
496: }
497:
498: sub repetition {
499: my $id = $Apache::inputtags::part;
500: my $weight = &Apache::lonnet::EXT("resource.$id.weight");
501: my $repetition = int $weight/9;
502: if ($weight % 9 != 0) {$repetition++;}
503: return $repetition;
504: }
505:
506: sub scored_response {
507: my ($part,$id)=@_;
508: my $repetition=&repetition();
509: my $score=0;
510: for (my $i=0;$i<$repetition;$i++) {
511: my $increase=&Apache::response::getresponse($i+1);
512: if ($increase ne '') { $score+=$increase+1; }
513: }
514: my $weight = &Apache::lonnet::EXT("resource.$part.weight");
515: if (!defined($weight) || $weight eq '' || $weight eq 0) { $weight = 1; }
516: my $pcr=$score/$weight;
517: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=$pcr;
518: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
519: 'ASSIGNED_SCORE';
520: return $repetition;
521: }
522:
523: sub whichorder {
524: my ($max,$randomize,$showall,$hash)=@_;
525: #&Apache::lonxml::debug("man $max randomize $randomize");
526: if (!defined(@{ $$hash{'names'} })) { return; }
527: my @names = @{ $$hash{'names'} };
528: my @whichopt =();
529: my (%top,@toplist,%bottom,@bottomlist);
530: if (!($showall || ($randomize eq 'no'))) {
531: my $current=0;
532: foreach my $name (@names) {
533: $current++;
534: if ($$hash{"$name.location"} eq 'top') {
535: $top{$name}=$current;
536: } elsif ($$hash{"$name.location"} eq 'bottom') {
537: $bottom{$name}=$current;
538: }
539: }
540: }
541: my $topcount=0;
542: my $bottomcount=0;
543: while (((scalar(@whichopt)+$topcount+$bottomcount) < $max || $showall)
544: && ($#names > -1)) {
545: #&Apache::lonxml::debug("Have $#whichopt max is $max");
546: my $aopt;
547: if ($showall || ($randomize eq 'no')) {
548: $aopt=0;
549: } else {
550: $aopt=int(&Math::Random::random_uniform() * ($#names+1));
551: }
552: #&Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
553: $aopt=splice(@names,$aopt,1);
554: #&Apache::lonxml::debug("Picked $aopt");
555: if ($top{$aopt}) {
556: $toplist[$top{$aopt}]=$aopt;
557: $topcount++;
558: } elsif ($bottom{$aopt}) {
559: $bottomlist[$bottom{$aopt}]=$aopt;
560: $bottomcount++;
561: } else {
562: push (@whichopt,$aopt);
563: }
564: }
565: for (my $i=0;$i<=$#toplist;$i++) {
566: if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }
567: }
568: for (my $i=0;$i<=$#bottomlist;$i++) {
569: if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
570: }
571: return @whichopt;
572: }
573:
574: sub show_answer {
575: my $part = $Apache::inputtags::part;
576: my $award = $Apache::lonhomework::history{"resource.$part.solved"};
577: my $status = $Apache::inputtags::status[-1];
578: return ( ($award =~ /^correct/
579: && lc($Apache::lonhomework::problemstatus) ne 'no')
580: || $status eq "SHOW_ANSWER");
581: }
582:
583: sub analyze_store_foilgroup {
584: my ($shown,$attrs)=@_;
585: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
586: foreach my $name (@{ $Apache::response::foilgroup{'names'} }) {
587: if (defined($Apache::lonhomework::analyze{"$part_id.foil.value.$name"})) { next; }
588: push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },$name);
589: foreach my $attr (@$attrs) {
590: $Apache::lonhomework::analyze{"$part_id.foil.".$attr.".$name"} =
591: $Apache::response::foilgroup{"$name.".$attr};
592: }
593: }
594: push (@{ $Apache::lonhomework::analyze{"$part_id.shown"} }, @{ $shown });
595: }
596:
597: sub pick_foil_for_concept {
598: my ($target,$attrs,$hinthash,$parstack,$safeeval)=@_;
599: if (not defined(@{ $Apache::response::conceptgroup{'names'} })) { return; }
600: my @names = @{ $Apache::response::conceptgroup{'names'} };
601: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
602: my $name=$names[$pick];
603: push @{ $Apache::response::foilgroup{'names'} }, $name;
604: foreach my $attr (@$attrs) {
605: $Apache::response::foilgroup{"$name.".$attr} =
606: $Apache::response::conceptgroup{"$name.".$attr};
607: }
608: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
609: $Apache::response::foilgroup{"$name.concept"} = $concept;
610: &Apache::lonxml::debug("Selecting $name in $concept");
611: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
612: if ($target eq 'analyze') {
613: push (@{ $Apache::lonhomework::analyze{"$part_id.concepts"} },
614: $concept);
615: $Apache::lonhomework::analyze{"$part_id.concept.$concept"}=
616: $Apache::response::conceptgroup{'names'};
617: foreach my $name (@{ $Apache::response::conceptgroup{'names'} }) {
618: push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },
619: $name);
620: foreach my $attr (@$attrs) {
621: $Apache::lonhomework::analyze{"$part_id.foil.$attr.$name"}=
622: $Apache::response::conceptgroup{"$name.$attr"};
623: }
624: }
625: }
626: push(@{ $hinthash->{"$part_id.concepts"} },$concept);
627: $hinthash->{"$part_id.concept.$concept"}=
628: $Apache::response::conceptgroup{'names'};
629:
630: }
631:
632:
633: 1;
634: __END__
635:
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