1: # The LearningOnline Network with CAPA
2: # rank style response
3: #
4: # $Id: rankresponse.pm,v 1.25 2003/10/27 19:27:09 albertel Exp $
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();
31: use Apache::optionresponse;
32:
33: BEGIN {
34: &Apache::lonxml::register('Apache::rankresponse',('rankresponse'));
35: }
36:
37: sub start_rankresponse {
38: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
39: my $result;
40: #when in a rank response use these
41: &Apache::lonxml::register('Apache::rankresponse',
42: ('foilgroup','foil','conceptgroup'));
43: push (@Apache::lonxml::namespace,'rankresponse');
44: my $id = &Apache::response::start_response($parstack,$safeeval);
45: %Apache::hint::rank=();
46: if ($target eq 'meta') {
47: $result=&Apache::response::meta_package_write('rankresponse');
48: } elsif ($target eq 'edit' ) {
49: $result.=&Apache::edit::start_table($token).
50: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
51: &Apache::edit::deletelist($target,$token)
52: ."</td><td> ".&Apache::edit::end_row()
53: .&Apache::edit::start_spanning_row();
54:
55: $result.=
56: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
57: &Apache::edit::select_arg('Randomize Foil Order','randomize',
58: ['yes','no'],$token).
59: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
60: } elsif ($target eq 'modified') {
61: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
62: $safeeval,'max',
63: 'randomize');
64: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
65: } elsif ($target eq 'analyze') {
66: my $part_id="$Apache::inputtags::part.$id";
67: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
68: }
69: return $result;
70: }
71:
72: sub end_rankresponse {
73: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
74: my $result;
75: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
76: &Apache::response::end_response;
77: pop @Apache::lonxml::namespace;
78: &Apache::lonxml::deregister('Apache::rankresponse',
79: ('foilgroup','foil','conceptgroup'));
80: return $result;
81: }
82:
83: %Apache::response::foilgroup=();
84: sub start_foilgroup {
85: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
86: my $result;
87: %Apache::response::foilgroup=();
88: $Apache::rankresponse::conceptgroup=0;
89: &Apache::response::setrandomnumber();
90: return $result;
91: }
92:
93: sub end_foilgroup {
94: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
95: my $result;
96: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
97: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
98: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
99: $safeeval,'-2');
100: my $tol = &Apache::lonxml::get_param('tol',$parstack,$safeeval,'-2');
101: if (!defined($tol)) { $tol=0; }
102: if ($target eq 'web' || $target eq 'tex') {
103: $result=&displayfoils($target,$max,$randomize,$tol);
104: } elsif ($target eq 'answer' ) {
105: $result=&displayanswers($max,$randomize,$tol);
106: } elsif ( $target eq 'grade') {
107: &grade_response($max,$randomize,$tol);
108: } elsif ( $target eq 'analyze') {
109: my @shown = &whichfoils($max,$randomize);
110: &Apache::response::analyze_store_foilgroup(\@shown,
111: ['text','value']);
112: }
113: &Apache::lonxml::increment_counter(&getfoilcounts($max));
114: } elsif ($target eq 'edit') {
115: $result=&Apache::edit::end_table();
116: }
117: return $result;
118: }
119:
120: sub get_correct_order {
121: my ($tol,@foils) =@_;
122: my @correctorder;
123: my @value_names;
124: foreach my $name (@foils) {
125: my @pair=($Apache::response::foilgroup{$name.'.value'},$name);
126: push(@value_names,\@pair);
127: }
128: @value_names =
129: sort {
130: if (abs($a->[0] - $b->[0]) > $tol) {return ($a->[0] <=> $b->[0]);}
131: return 0;
132: } @value_names;
133: my @value_names_tmp=@value_names;
134: my $firstpair=shift(@value_names_tmp);
135: my $order=1;
136: my %order;
137: my $count=1;
138: my $lastvalue=$firstpair->[0];
139: $order{$firstpair->[1]}=$order;
140: foreach my $pair (@value_names_tmp) {
141: $count++;
142: if (abs($pair->[0]-$lastvalue) > $tol ) {
143: $order=$count;
144: }
145: $order{$pair->[1]}=$order;
146: $lastvalue=$pair->[0];
147: }
148: foreach my $name (@foils) {
149: push(@correctorder,$order{$name});
150: }
151: &Apache::lonhomework::showhash('b' => \@value_names);
152: &Apache::lonhomework::showhash('b' => \@correctorder);
153: return @correctorder;
154: }
155:
156: sub displayanswers {
157: my ($max,$randomize,$tol,@opt)=@_;
158: if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
159: my @names = @{ $Apache::response::foilgroup{'names'} };
160: my @whichfoils = &whichfoils($max,$randomize);
161: my $result=&Apache::response::answer_header('rankresponse');
162: my @correctorder=&get_correct_order($tol,@whichfoils);
163: foreach my $order (@correctorder) {
164: $result.=&Apache::response::answer_part('rankresponse',$order);
165: }
166: $result.=&Apache::response::answer_footer('rankresponse');
167: return $result;
168: }
169:
170: sub check_response_order {
171: my (%responsehash)=@_;
172: my @order=sort(values(%responsehash));
173: my $lastvalue=0;
174: my $expected=1;
175: my $malformed=0;
176: foreach my $current (@order) {
177: &Apache::lonxml::debug("$lastvalue $expected $malformed");
178: if (!($current == $lastvalue || $current == $expected)) {
179: $malformed=1;
180: }
181: $expected++;
182: $lastvalue=$current;
183: }
184: return $malformed;
185: }
186:
187: sub grade_response {
188: my ($max,$randomize,$tol)=@_;
189: my (@whichfoils)=&whichfoils($max,$randomize);
190: if (!defined($ENV{'form.submitted'})) { return; }
191: my %responsehash;
192: my %grade;
193: my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
194: my @correctorder=&get_correct_order($tol,@whichfoils);
195: foreach my $name (@whichfoils) {
196: my $response = &Apache::response::getresponse($temp);
197: $responsehash{$name}=$response;
198: my $value=shift(@correctorder);
199: if ( $response =~ /[^\s]/) {
200: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
201: if ($value eq $response) {
202: $grade{$name}='1'; $right++;
203: } else {
204: $grade{$name}='0'; $wrong++;
205: }
206: } else {
207: $ignored++;
208: }
209: $temp++;
210: }
211: my $malformed=&check_response_order(%responsehash);
212: my $part=$Apache::inputtags::part;
213: my $id = $Apache::inputtags::response['-1'];
214: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
215: my $gradestr =&Apache::lonnet::hash2str(%grade);
216: my %previous=&Apache::response::check_for_previous($responsestr,
217: $part,$id);
218: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored and was $malformed malformed");
219: my $ad;
220: if ($malformed) {
221: $ad='MISORDERED_RANK';
222: } elsif ($wrong==0 && $ignored==0) {
223: $ad='EXACT_ANS';
224: } elsif ($wrong==0 && $right==0) {
225: #nothing submitted
226: } else {
227: if ($ignored==0) {
228: $ad='INCORRECT';
229: } else {
230: $ad='MISSING_ANSWER';
231: }
232: }
233: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
234: $responsestr;
235: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
236: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
237: &Apache::response::handle_previous(\%previous,$ad);
238: }
239:
240: sub displayfoils {
241: my ($target,$max,$randomize,$tol)=@_;
242: my $result;
243: my @alphabet=('A'..'Z');
244: my (@whichfoils)=&whichfoils($max,$randomize);
245: my $part=$Apache::inputtags::part;
246: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
247: my @whichopt=(1..($#whichfoils+1));
248: my @correctorder=&get_correct_order($tol,@whichfoils);
249: if ( &Apache::response::show_answer() && ($target ne 'tex')) {
250: foreach my $name (@whichfoils) {
251: my $text=$Apache::response::foilgroup{$name.'.text'};
252: my $value=shift(@correctorder);
253: if ($target eq 'web') {$result.='<br />';} else {$result.=' \strut\\\\\strut ';}
254: $result.=$value.':'.$text;
255: }
256: } else {
257: my $i = 0;
258: my $temp=0;
259: my $id=$Apache::inputtags::response[-1];
260: my $part=$Apache::inputtags::part;
261: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
262: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
263: my @alp = splice @alphabet, 0, $#whichopt + 1;
264: my $internal_counter=$Apache::lonxml::counter;
265: foreach my $name (@whichfoils) {
266: my $lastopt=$lastresponse{$name};
267: my $optionlist='';
268: if ($target ne 'tex') {$optionlist="<option></option>\n";}
269: my $option;
270: foreach $option (@whichopt) {
271: if ($option eq $lastopt) {
272: if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
273: } else {
274: if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
275: }
276: }
277: if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
278: $optionlist='<select name="HWVAL_'.
279: $Apache::inputtags::response[-1].':'.$temp.'">'.
280: $optionlist."</select>\n";
281: } else {
282: $optionlist=' '.$temp.' '.$optionlist.' ';
283: }
284: my $text=$Apache::response::foilgroup{$name.'.text'};
285: if ($target ne 'tex') {
286: if ($Apache::lonhomework::type ne 'exam') {
287: $result.='<br />'.$optionlist.$text."\n";
288: } else {
289: $result.='<br />'.$text."\n";
290: }
291: if ($Apache::lonhomework::type eq 'exam') {
292: my @values=(1..scalar(@whichopt));
293: $result.=&Apache::optionresponse::webbubbles(\@values,\@whichopt,$temp,$lastopt);
294: }
295: } else {
296: if ($Apache::lonhomework::type eq 'exam') {
297: $result.='\vskip 0 mm '.$text.' \vskip -3 mm '."\n";
298: $result.='\vskip -5 mm\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@alp,\@whichopt).'}\end{enumerate} \vskip -5 mm \strut ';
299: $internal_counter++;
300: } else {
301: $result.=' \vskip 0mm \framebox[5 mm][s]{\tiny\strut} '.$text."\n";
302: }
303: }
304: $temp++;
305: }
306: }
307: if ($target ne 'tex') {$result.="<br />";} else {$result.=' \vskip 0 mm ';}
308: return $result;
309: }
310:
311: sub getfoilcounts {
312: my ($max)=@_;
313: # +1 since instructors will count from 1
314: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
315: if (&Apache::response::showallfoils()) { $max=$count; }
316: if ($count>$max) { $count=$max }
317: &Apache::lonxml::debug("Count is $count from $max");
318: return $count;
319: }
320:
321: sub whichfoils {
322: my ($max,$randomize)=@_;
323: return &Apache::response::whichorder($max,$randomize,
324: &Apache::response::showallfoils(),
325: \%Apache::response::foilgroup);
326: }
327:
328: sub start_conceptgroup {
329: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
330: $Apache::rankresponse::conceptgroup=1;
331: %Apache::response::conceptgroup=();
332: my $result;
333: if ($target eq 'edit') {
334: $result.=&Apache::edit::tag_start($target,$token,
335: "Concept Grouped Foils");
336: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
337: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
338: }
339: if ($target eq 'modified') {
340: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
341: $safeeval,'concept');
342: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
343: }
344: return $result;
345: }
346:
347: sub end_conceptgroup {
348: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
349: $Apache::rankresponse::conceptgroup=0;
350: my $result='';
351: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
352: $target eq 'tex' || $target eq 'analyze') {
353: #if not there aren't any foils to display and thus no question
354: &Apache::response::pick_foil_for_concept($target,
355: ['value','text','location'],
356: \%Apache::hint::rank,
357: $parstack,$safeeval);
358: } elsif ($target eq 'edit') {
359: $result=&Apache::edit::end_table();
360: }
361: return $result;
362: }
363:
364: sub insert_conceptgroup {
365: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
366: return $result;
367: }
368:
369: sub start_foil {
370: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
371: my $result='';
372: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
373: &Apache::lonxml::startredirection;
374: } elsif ($target eq 'edit') {
375: $result=&Apache::edit::tag_start($target,$token,"Foil");
376: my $level='-2';
377: if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
378: $result.=&Apache::edit::text_arg('Name:','name',$token);
379: $result.= &Apache::edit::text_arg('Rank Value:','value',$token,'15');
380: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
381: $safeeval,'-3');
382: if ($randomize ne 'no') {
383: $result.=&Apache::edit::select_arg('Location:','location',
384: ['random','top','bottom'],$token);
385: }
386: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
387: } elsif ($target eq 'modified') {
388: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
389: $safeeval,'value',
390: 'name','location');
391: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
392: }
393: return $result;
394: }
395:
396: sub end_foil {
397: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
398: my $text ='';
399: my $result = '';
400: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
401: $text=&Apache::lonxml::endredirection;
402: }
403: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
404: $target eq 'tex' || $target eq 'analyze') {
405: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
406: if ($value ne 'unused') {
407: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
408: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
409: &Apache::lonxml::debug("Got a name of :$name:");
410: if (!$name) { $name=$Apache::lonxml::curdepth; }
411: &Apache::lonxml::debug("Using a name of :$name:");
412: if ( $Apache::rankresponse::conceptgroup
413: && !&Apache::response::showallfoils() ) {
414: push @{ $Apache::response::conceptgroup{'names'} }, $name;
415: $Apache::response::conceptgroup{"$name.value"} = $value;
416: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
417: $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
418: } else {
419: $Apache::response::conceptgroup{"$name.text"} = $text;
420: }
421: $Apache::response::conceptgroup{"$name.location"} = $location;
422: } else {
423: push @{ $Apache::response::foilgroup{'names'} }, $name;
424: $Apache::response::foilgroup{"$name.value"} = $value;
425: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
426: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
427: } else {
428: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
429: $Apache::response::foilgroup{"$name.text"} = ' $\triangleright$ '.$text;
430: } else {
431: $Apache::response::foilgroup{"$name.text"} = $text;
432: }
433: }
434: $Apache::response::foilgroup{"$name.location"} = $location;
435: }
436: }
437: }
438: if ($target eq 'edit') {
439: $result.= &Apache::edit::tag_end($target,$token,'');
440: }
441: return $result;
442: }
443:
444: sub insert_foil {
445: return '
446: <foil name="" value="unused">
447: <startouttext />
448: <endouttext />
449: </foil>';
450: }
451: 1;
452: __END__
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