File:
[LON-CAPA] /
loncom /
homework /
hint.pm
Revision
1.62:
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Tue Mar 7 22:42:47 2006 UTC (18 years, 2 months ago) by
albertel
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MAIN
CVS tags:
version_2_3_X,
version_2_2_X,
version_2_2_99_0,
version_2_2_2,
version_2_2_1,
version_2_2_0,
version_2_1_99_3,
version_2_1_99_2,
version_2_1_99_1,
version_2_1_99_0,
HEAD
- was double ending a <table>
- was not closing the final row in the table
1: # The LearningOnline Network with CAPA
2: # implements the tags that control the hints
3: #
4: # $Id: hint.pm,v 1.62 2006/03/07 22:42:47 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 me&aree 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::hinttags;
30:
31: use strict;
32: use Apache::lonnet;
33: use capa;
34: use Apache::lonlocal;
35:
36: BEGIN {
37: &Apache::lonxml::register('Apache::hinttags',('hintgroup','hintpart','numericalhint','stringhint','formulahint','optionhint','radiobuttonhint'));
38: }
39:
40:
41: @Apache::hint::which=();
42: sub start_hintgroup {
43: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
44: my $skiptoend='0';
45: my $result;
46:
47: if ($target eq 'web') {
48: my $id=$Apache::inputtags::part;
49: my $numtries=$Apache::lonhomework::history{"resource.$id.tries"};
50: if ( $numtries eq '') { $numtries = 0; }
51: my $hinttries=&Apache::response::get_response_param($id,"hinttries",1);
52: &Apache::lonxml::debug("found :$id:$numtries:$hinttries:");
53: my $gradestatus=
54: $Apache::lonhomework::history{"resource.$id.solved"};
55: my $showoncorrect=lc(&Apache::lonxml::get_param('showoncorrect',$parstack,$safeeval));
56: &Apache::lonxml::debug("onc orrect $showoncorrect, $gradestatus");
57: if ( ($showoncorrect ne 'yes' && &Apache::response::show_answer()) ||
58: ( $numtries < $hinttries) ) {
59: &Apache::lonxml::debug("Grabbin all");
60: &Apache::lonxml::get_all_text("/hintgroup",$parser,$style);
61: }
62: &Apache::lonxml::startredirection;
63: } elsif ($target eq 'tex') {
64: $result .= '\keephidden{';
65: } elsif ($target eq 'edit') {
66: $result.=&Apache::edit::tag_start($target,$token);
67: $result.=&Apache::edit::select_arg('Show hint even if problem Correct:','showoncorrect',[['no',&mt('No')],['yes',&mt('Yes')]],$token);
68: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
69: } elsif ($target eq 'modified') {
70: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'showoncorrect');
71: if ($constructtag) {
72: $result =&Apache::edit::rebuild_tag($token);
73: $result.=&Apache::edit::handle_insert();
74: }
75: }
76: @Apache::hint::which=();
77: return $result;
78: }
79:
80: sub end_hintgroup {
81: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
82: my $result;
83:
84: if ($target eq 'web') {
85: my $id=$Apache::inputtags::part;
86: my $numtries=$Apache::lonhomework::history{"resource.$id.tries"};
87: if ( $numtries eq '') { $numtries = 0; }
88: my $hinttries=&Apache::response::get_response_param($id,"hinttries",1);
89: &Apache::lonxml::debug("found :$id:$numtries:$hinttries:");
90: my $hinttext=&Apache::lonxml::endredirection;
91: if ($Apache::lonhomework::type ne 'exam' &&
92: $numtries >= $hinttries && $hinttext =~/\S/) {
93: $result='<table bgcolor="#dddddd"><tr><td>'.
94: $hinttext.'</td></tr></table>';
95: }
96: } elsif ($target eq 'edit') {
97: $result.=&Apache::edit::end_row().&Apache::edit::end_table();
98: } elsif ($target eq 'tex') {
99: $result .= '}';
100: }
101: @Apache::hint::which=();
102: return $result;
103: }
104:
105: sub start_numericalhint {
106: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
107: #do everything in end, so intervening <responseparams> work
108: &Apache::response::start_hintresponse($parstack,$safeeval);
109: my $result;
110: if ($target eq 'edit') {
111: $result.=&Apache::edit::tag_start($target,$token);
112: $result.=&Apache::edit::text_arg('Name:','name',$token);
113: $result.=&Apache::edit::text_arg('Answer:','answer',$token);
114: if ($token->[1] eq 'numericalhint') {
115: $result.=&Apache::edit::text_arg('Unit:','unit',$token,5).
116: &Apache::loncommon::help_open_topic('Physical_Units');
117: $result.=&Apache::edit::text_arg('Format:','format',$token,4).
118: &Apache::loncommon::help_open_topic('Numerical_Response_Format');
119: } elsif ($token->[1] eq 'stringhint') {
120: $result.=&Apache::edit::select_arg('Type:','type',
121: [['cs','Case Sensitive'],['ci','Case Insensitive'],
122: ['mc','Case Insensitive, Any Order']],$token);
123: } elsif ($token->[1] eq 'formulahint') {
124: $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40);
125: }
126: $result.=&Apache::edit::end_row();
127: $result.=&Apache::edit::start_spanning_row();
128: } elsif ($target eq 'modified') {
129: my $constructtag;
130: if ($token->[1] eq 'numericalhint') {
131: $constructtag=&Apache::edit::get_new_args($token,$parstack,
132: $safeeval,'name',
133: 'answer','unit','format');
134: } elsif ($token->[1] eq 'stringhint') {
135: $constructtag=&Apache::edit::get_new_args($token,$parstack,
136: $safeeval,'name','answer',
137: 'type');
138: } elsif ($token->[1] eq 'formulahint') {
139: $constructtag=&Apache::edit::get_new_args($token,$parstack,
140: $safeeval,'name','answer',
141: 'samples');
142: }
143: if ($constructtag) {
144: $result = &Apache::edit::rebuild_tag($token);
145: $result .= &Apache::edit::handle_insert();
146: }
147: } elsif ($target eq 'web') {
148: &Apache::response::reset_params();
149: }
150: return $result;
151: }
152:
153: sub end_numericalhint {
154: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
155: my $result;
156: if ($target eq 'web') {
157: if (!$Apache::lonxml::default_homework_loaded) {
158: &Apache::lonxml::default_homework_load($safeeval);
159: }
160: $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
161: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
162: &Apache::response::setup_params('numericalhint',$safeeval);
163: my $partid=$Apache::inputtags::part;
164: my $id=$Apache::inputtags::hint[-1];
165: #id submissions occured under
166: my $submitid=$Apache::inputtags::response[-1];
167: my $response = $Apache::lonhomework::history{
168: "resource.$partid.$submitid.submission"};
169: &Apache::lonxml::debug("hintgroup is using $response<br />\n");
170: my $hideunit=&Apache::response::get_response_param($partid.'_'.$submitid,'turnoffunit');
171: my $args_ref= \%{$safeeval->varglob('LONCAPA::CAPAresponse_args')};
172: $$args_ref{'response'}=$response;
173: #need to get all possible parms
174: foreach my $arg ('type','tol','sig','ans_fmt','unit','calc',
175: 'samples') {
176: $$args_ref{$arg}=
177: &Apache::lonxml::get_param($arg,$parstack,$safeeval);
178: }
179: foreach my $key (keys(%Apache::inputtags::params)) {
180: $$args_ref{$key}=$Apache::inputtags::params{$key};
181: }
182: if (lc($hideunit) eq "yes") { delete($$args_ref{'unit'}); }
183: if ($$tagstack[-1] eq 'formulahint') {
184: $$args_ref{'type'}='fml';
185: } elsif ($$tagstack[-1] eq 'numericalhint') {
186: $$args_ref{'type'}='float';
187: }
188: my @answer=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
189: &Apache::lonxml::debug('answer is'.join(':',@answer));
190: @{$safeeval->varglob('LONCAPA::CAPAresponse_answer')}=@answer;
191:
192: ($result,my @msgs) = &Apache::run::run("&caparesponse_check_list()",
193: $safeeval);
194: &Apache::lonxml::debug('msgs are'.join(':',@msgs));
195: &Apache::lonxml::debug("result:$result:$Apache::lonxml::curdepth");
196: my ($awards)=split(/:/,$result);
197: my (@awards) = split(/,/,$awards);
198: my ($ad, $msg) = &Apache::inputtags::finalizeawards(\@awards,\@msgs);
199: if ($ad eq 'EXACT_ANS' || $ad eq 'APPROX_ANS') { push (@Apache::hint::which,$name); }
200: $result='';
201: } elsif ($target eq 'meta') {
202: $result=&Apache::response::meta_package_write($token->[1]);
203: } elsif ($target eq 'edit') {
204: $result.=&Apache::edit::end_row().&Apache::edit::end_table();
205: }
206: &Apache::response::end_hintresponse();
207: return $result;
208: }
209:
210: sub start_formulahint {
211: return &start_numericalhint(@_);
212: }
213:
214: sub end_formulahint {
215: return &end_numericalhint(@_);
216: }
217:
218: sub start_stringhint {
219: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
220: #do everything in end, so intervening <responseparams> work
221: &Apache::response::start_hintresponse($parstack,$safeeval);
222: my $result;
223: if ($target eq 'edit') {
224: $result.=&Apache::edit::tag_start($target,$token);
225: $result.=&Apache::edit::text_arg('Name:','name',$token);
226: $result.=&Apache::edit::text_arg('Answer:','answer',$token);
227: $result.=&Apache::edit::select_arg('Type:','type',
228: [['cs','Case Sensitive'],['ci','Case Insensitive'],
229: ['mc','Case Insensitive, Any Order'],
230: ['re','Regular Expression']],$token);
231: $result.=&Apache::edit::end_row();
232: $result.=&Apache::edit::start_spanning_row();
233: } elsif ($target eq 'modified') {
234: my $constructtag;
235: $constructtag=&Apache::edit::get_new_args($token,$parstack,
236: $safeeval,'name','answer',
237: 'type');
238: $result = &Apache::edit::rebuild_tag($token);
239: $result .= &Apache::edit::handle_insert();
240: } elsif ($target eq 'web') {
241: &Apache::response::reset_params();
242: }
243: return $result;
244: }
245:
246: sub end_stringhint {
247: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
248: my $result;
249: if ($target eq 'web') {
250: if (!$Apache::lonxml::default_homework_loaded) {
251: &Apache::lonxml::default_homework_load($safeeval);
252: }
253: my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
254: $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
255: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
256: &Apache::response::setup_params('stringhint',$safeeval);
257: my $partid=$Apache::inputtags::part;
258: my $id=$Apache::inputtags::hint[-1];
259: #id submissions occured under
260: my $submitid=$Apache::inputtags::response[-1];
261: my $response = $Apache::lonhomework::history{
262: "resource.$partid.$submitid.submission"};
263: &Apache::lonxml::debug("hintgroup is using $response<br />\n");
264: my $args_ref= \%{$safeeval->varglob('LONCAPA::CAPAresponse_args')};
265: $$args_ref{'response'}=$response;
266: my $type=$$args_ref{'type'}=&Apache::lonxml::get_param('type',$parstack,$safeeval);
267: my ($ad,$msg);
268: if ($type eq 're' ) {
269: ${$safeeval->varglob('LONCAPA::response')}=$response;
270: my $compare='=';
271: if ($answer=~/^\s*NOT\s*/) {
272: $answer=~s/^\s*NOT\s*//;
273: $compare='!';
274: }
275: my $test='$LONCAPA::response'.$compare.'~m'.$answer;
276: &Apache::lonxml::debug("test $test");
277: $result = &Apache::run::run("return $test",$safeeval);
278: &Apache::lonxml::debug("current $response");
279: &Apache::lonxml::debug("current $answer");
280: $ad = ($result) ? 'APPROX_ANS' : 'INCORRECT';
281: } else {
282: foreach my $key (keys(%Apache::inputtags::params)) {
283: $$args_ref{$key}=$Apache::inputtags::params{$key};
284: }
285: &Apache::lonxml::debug('answer is'.$answer);
286: @{$safeeval->varglob('LONCAPA::CAPAresponse_answer')}=($answer);
287:
288: ($result,my @msgs)=&Apache::run::run("&caparesponse_check_list()",
289: $safeeval);
290: &Apache::lonxml::debug('msgs are'.join(':',@msgs));
291: &Apache::lonxml::debug("result:$result:$Apache::lonxml::curdepth");
292: my ($awards)=split(/:/,$result);
293: my (@awards) = split(/,/,$awards);
294: ($ad, $msg) = &Apache::inputtags::finalizeawards(\@awards,\@msgs);
295: }
296: if ($ad eq 'EXACT_ANS' || $ad eq 'APPROX_ANS') {
297: push (@Apache::hint::which,$name);
298: }
299: $result='';
300: } elsif ($target eq 'meta') {
301: $result=&Apache::response::meta_package_write($token->[1]);
302: } elsif ($target eq 'edit') {
303: $result.=&Apache::edit::end_row().&Apache::edit::end_table();
304: }
305: &Apache::response::end_hintresponse();
306: return $result;
307: }
308:
309: # a part shows if it is on, if no specific parts are on, then default shows
310: sub start_hintpart {
311: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
312:
313: my $show ='0';
314: my $result = '';
315: if ($target eq 'web') {
316: my $on= &Apache::lonxml::get_param('on',$parstack,$safeeval);
317: &Apache::lonxml::debug("hintpart sees $on and ,$#Apache::hint::which");
318: if ( $on eq 'default' && $#Apache::hint::which == '-1') {
319: $show=1;
320: } else {
321: my $which;
322: foreach $which (@Apache::hint::which) { if ($which eq $on) { $show = 1; last } }
323: }
324: if (!$show) {
325: &Apache::lonxml::get_all_text("/hintpart",$parser,$style);
326: }
327: } elsif ($target eq 'grade') {
328: &Apache::lonxml::get_all_text("/hintpart",$parser,$style);
329: } elsif ($target eq 'edit') {
330: $result.= &Apache::edit::tag_start($target,$token);
331: $result.= &Apache::edit::text_arg('On:','on',$token);
332: $result.= &Apache::edit::end_row();
333: $result.= &Apache::edit::start_spanning_row();
334: } elsif ($target eq 'modified') {
335: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
336: $safeeval,'on');
337: if ($constructtag) {
338: $result = &Apache::edit::rebuild_tag($token);
339: $result.=&Apache::edit::handle_insert();
340: }
341: }
342: return $result;
343: }
344:
345: sub end_hintpart {
346: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
347: my $result;
348: if ($target eq 'edit') {
349: $result.=&Apache::edit::end_row().&Apache::edit::end_table();
350: }
351: return $result;
352: }
353:
354: sub start_optionhint {
355: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
356: my $result;
357: &Apache::response::start_hintresponse($parstack,$safeeval);
358: if ($target eq 'edit') {
359: $result.=&Apache::edit::tag_start($target,$token);
360: $result.=&Apache::edit::text_arg('Name:','name',$token);
361: $result.=&Apache::edit::text_arg('Answer:','answer',$token,40);
362: $result.=&Apache::edit::text_arg('Concept:','concept',$token,50);
363: } elsif ($target eq 'modified') {
364: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
365: $safeeval,'name',
366: 'answer','concept');
367: if ($constructtag) {
368: $result = &Apache::edit::rebuild_tag($token);
369: $result .= &Apache::edit::handle_insert();
370: }
371: } elsif ($target eq 'meta') {
372: $result=&Apache::response::meta_package_write('numericalhint');
373: }
374: return $result;
375: }
376:
377: sub end_optionhint {
378: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
379: my $result;
380: if ($target eq 'web') {
381: my ($foilmatch,$conceptmatch)=(-1,-1);
382: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
383: my $partid=$Apache::inputtags::part;
384: #id submissions occured under
385: my $submitid=$Apache::inputtags::response[-1];
386: my $part_id="$partid.$submitid";
387: my %answer;
388: my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
389: if ($answer) {
390: eval('%answer ='.$answer);
391: &Apache::lonxml::debug("answwer hash");
392: &Apache::lonhomework::showhash(%answer);
393: my $response = $Apache::lonhomework::history{
394: "resource.$part_id.submission"};
395: my %response=&Apache::lonnet::str2hash($response);
396: &Apache::lonhomework::showhash(%response);
397: foreach my $foil (keys(%answer)) {
398: $foilmatch=1;
399: if ($answer{$foil} ne $response{$foil}) {$foilmatch=0;last;}
400: }
401: }
402: my %concept;
403: my $constr=&Apache::lonxml::get_param('concept',$parstack,$safeeval);
404: if ( $constr ) { eval('%concept ='.$constr); }
405: my $response = $Apache::lonhomework::history{
406: "resource.$part_id.submissiongrading"};
407: my %response=&Apache::lonnet::str2hash($response);
408: foreach my $concept (keys(%concept)) {
409: my $compare;
410: if ($concept{$concept} eq 'correct') {$compare=1}else{$compare=0}
411: $conceptmatch=1;
412: if (ref($Apache::hint::option{"$part_id.concepts"})) {
413: foreach my $foil (@{ $Apache::hint::option{"$part_id.concept.$concept"} }) {
414: &Apache::lonxml::debug("compare -$foil- -$response{$foil}-$compare-");
415: if ( exists($response{$foil}) &&
416: $response{$foil} ne $compare) {$conceptmatch=0;last;}
417: }
418: } else {
419: $conceptmatch=0;
420: }
421: if ($conceptmatch eq '0') { last; }
422: }
423: if ( ($conceptmatch eq '-1' || $conceptmatch eq '1') &&
424: ($foilmatch eq '-1' || $foilmatch eq '1') ) {
425: push(@Apache::hint::which,$name);
426: }
427: } elsif ($target eq 'edit') {
428: $result.=&Apache::edit::end_row().&Apache::edit::end_table();
429: }
430: &Apache::response::end_hintresponse();
431: return $result;
432: }
433:
434: sub start_radiobuttonhint {
435: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
436: my $result;
437: &Apache::response::start_hintresponse($parstack,$safeeval);
438: if ($target eq 'edit') {
439: $result.=&Apache::edit::tag_start($target,$token);
440: $result.=&Apache::edit::text_arg('Name:','name',$token);
441: $result.=&Apache::edit::text_arg('Answer:','answer',$token);
442: } elsif ($target eq 'modified') {
443: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
444: $safeeval,'name',
445: 'answer');
446: if ($constructtag) {
447: $result = &Apache::edit::rebuild_tag($token);
448: $result .= &Apache::edit::handle_insert();
449: }
450: } elsif ($target eq 'meta') {
451: $result=&Apache::response::meta_package_write('numericalhint');
452: }
453: return $result;
454: }
455:
456: sub end_radiobuttonhint {
457: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
458: my $result;
459: if ($target eq 'web') {
460: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
461: my @answer;
462: my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
463: eval('@answer ='.$answer);
464: my $partid=$Apache::inputtags::part;
465: #id submissions occured under
466: my $submitid=$Apache::inputtags::response[-1];
467: my $part_id="$partid.$submitid";
468: my $response = $Apache::lonhomework::history{
469: "resource.$part_id.submission"};
470: ($response)=&Apache::lonnet::str2hash($response);
471: &Apache::lonxml::debug("response is $response");
472:
473: if ($answer[0] eq 'foil') {
474: shift(@answer);
475: foreach my $answer (@answer) {
476: if ($response eq $answer) {
477: push (@Apache::hint::which,$name);
478: last;
479: }
480: }
481: } elsif ($answer[0] eq 'concept') {
482: shift(@answer);
483: foreach my $answer (@answer) {
484: if (ref($Apache::hint::radiobutton{"$part_id.concept.".$answer})) {
485: my @names=@{ $Apache::hint::radiobutton{"$part_id.concept.".$answer} };
486: if (grep(/^\Q$response\E$/,@names)) {
487: push(@Apache::hint::which,$name);
488: last;
489: }
490: }
491: }
492: }
493: } elsif ($target eq 'edit') {
494: $result.=&Apache::edit::end_row().&Apache::edit::end_table();
495: }
496: &Apache::response::end_hintresponse();
497: return $result;
498: }
499: 1;
500: __END__
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