Annotation of loncom/homework/optionresponse.pm, revision 1.164
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.164 ! onken 4: # $Id: optionresponse.pm,v 1.163 2010/02/28 23:40:53 raeburn Exp $
1.27 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: #
1.154 jms 28:
29:
30:
31:
32:
1.1 albertel 33: package Apache::optionresponse;
34: use strict;
1.103 albertel 35: use Apache::response();
36: use Apache::lonlocal;
1.125 albertel 37: use Apache::lonnet;
1.1 albertel 38:
1.31 harris41 39: BEGIN {
1.1 albertel 40: &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
41: }
42:
43: sub start_optionresponse {
1.22 albertel 44: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
45: my $result='';
1.29 albertel 46: #when in a option response use these
1.112 sakharuk 47: &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup','drawoptionlist'));
1.22 albertel 48: push (@Apache::lonxml::namespace,'optionresponse');
49: my $id = &Apache::response::start_response($parstack,$safeeval);
1.57 albertel 50: %Apache::hint::option=();
1.103 albertel 51: undef(%Apache::response::foilnames);
1.22 albertel 52: if ($target eq 'edit') {
1.153 bisitz 53: $result.=&Apache::edit::start_table($token)
54: .'<tr><td><span class="LC_nobreak">'.&mt('Multiple Option Response Question').'</span> '
55: .&Apache::loncommon::help_open_topic('Option_Response_Problems')."</td>"
56: .'<td><span class="LC_nobreak">'.&mt('Delete?').' '
57: .&Apache::edit::deletelist($target,$token)
58: .'</span></td>'
59: ."<td> "
60: .&Apache::edit::end_row()
61: .&Apache::edit::start_spanning_row()
62: ."\n";
1.48 albertel 63: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
64: $token,'4').
1.153 bisitz 65: &Apache::edit::select_arg('Randomize Foil Order:','randomize',
1.48 albertel 66: ['yes','no'],$token).
1.108 albertel 67: &Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',
1.157 raeburn 68: [['horizontal','Normal list'],
69: ['vertical','Listed in a vertical column']],$token).
1.48 albertel 70: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.34 albertel 71: } elsif ($target eq 'modified') {
1.23 albertel 72: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.108 albertel 73: $safeeval,'max','randomize',
74: 'TeXlayout');
1.22 albertel 75: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.34 albertel 76: } elsif ($target eq 'meta') {
1.23 albertel 77: $result=&Apache::response::meta_package_write('optionresponse');
1.34 albertel 78: } elsif ($target eq 'analyze') {
1.93 albertel 79: my $part_id="$Apache::inputtags::part.$id";
1.149 raeburn 80: $Apache::lonhomework::analyze{"$part_id.type"} = 'optionresponse';
1.34 albertel 81: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.148 raeburn 82: push (@{ $Apache::lonhomework::analyze{"$part_id.bubble_lines"} }, 1);
1.145 foxr 83:
1.22 albertel 84: }
85: return $result;
1.1 albertel 86: }
87:
88: sub end_optionresponse {
1.22 albertel 89: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
90: &Apache::response::end_response;
91: pop @Apache::lonxml::namespace;
1.112 sakharuk 92: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup','drawoptionlist'));
1.22 albertel 93: my $result;
94: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.103 albertel 95: undef(%Apache::response::foilnames);
1.22 albertel 96: return $result;
1.1 albertel 97: }
98:
1.44 albertel 99: %Apache::response::foilgroup=();
1.1 albertel 100: sub start_foilgroup {
1.22 albertel 101: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
102:
103: my $result='';
1.44 albertel 104: %Apache::response::foilgroup=();
1.22 albertel 105: $Apache::optionresponse::conceptgroup=0;
1.110 albertel 106: &Apache::response::pushrandomnumber();
1.22 albertel 107: if ($target eq 'edit') {
108: my $optionlist="<option></option>\n";
109: my $option;
110: my @opt;
111: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
112: my $count=1;
113: foreach $option (@opt) {
114: $optionlist.="<option value=\"$count\">$option</option>\n";
115: $count++;
116: }
117: my $insertlist=&Apache::edit::insertlist($target,$token);
118: $result.=&Apache::edit::start_table($token);
119: $result.= (<<ENDTABLE);
120: <tr><td>Select Options</td>
1.13 albertel 121: <td>
122: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
123: </td>
124: <td>Delete an Option:
125: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
1.162 www 126: </td>
1.13 albertel 127: ENDTABLE
1.162 www 128: $result.= '<td>'.&Apache::edit::checked_arg('Print options:','texoptions',
1.132 albertel 129: [ ['nochoice','Don\'t show option list'] ]
1.162 www 130: ,$token).'</td>';
131: $result.= '<td><label>'.&mt('Two-option checkboxes for:').
132: '<select name="checkboxvalue_'.$Apache::lonxml::curdepth.'">';
133: foreach $option (('',@opt)) {
134: $result.='<option value="'.$option.'"';
135: if ($option eq &Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval)) {
136: $result.=' selected="selected"';
137: }
138: $result.='>'.$option.'</option>';
139: }
140: $result.='</select></label>';
1.30 matthew 141: $result.= &Apache::edit::end_row();
142: $result.= &Apache::edit::start_spanning_row();
143: $result.= $insertlist.'<br />';
1.22 albertel 144: }
145: if ($target eq 'modified') {
146: my @options;
147: my $optchanged=0;
148: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.125 albertel 149: if ($env{"form.$Apache::lonxml::curdepth.deleteopt"}) {
150: my $delopt=$env{"form.$Apache::lonxml::curdepth.deleteopt"};
1.22 albertel 151: &Apache::lonxml::debug("Deleting :$delopt:");
152: splice(@options,$delopt-1,1);
153: $optchanged=1;
154: }
1.125 albertel 155: if ($env{"form.$Apache::lonxml::curdepth.options"}) {
156: my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};
1.22 albertel 157: if ($options[0]) {
158: push(@options,$newopt);
159: } else {
160: $options[0]=$newopt;
161: }
162: $optchanged=1;
163: }
1.132 albertel 164: my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
1.162 www 165: 'texoptions','checkboxvalue');
1.132 albertel 166: if ($optchanged || $rebuildtag ) {
1.22 albertel 167: $result = "<foilgroup options=\"(";
168: foreach my $option (@options) {
1.41 albertel 169: $option=~s/\'/\\\'/g;
1.22 albertel 170: &Apache::lonxml::debug("adding option :$option:");
171: $result .="'".$option."',";
172: }
173: chop $result;
1.132 albertel 174: $result.=')" ';
175: $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
1.162 www 176: $result .= 'checkboxvalue="'.$token->[2]{'checkboxvalue'}.'"';
1.132 albertel 177: $result .= '>';
1.22 albertel 178: } # else nothing changed so just use the default mechanism
179: }
1.68 sakharuk 180: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.152 onken 181: if($env{'form.pdfFormFields'} ne 'yes') {
1.109 albertel 182: $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}
183: \begin{enumerate} ';
1.152 onken 184: } else {
185: $result .= "\\\\";
186: }
1.42 sakharuk 187: }
1.22 albertel 188: return $result;
1.1 albertel 189: }
190:
191: sub end_foilgroup {
1.22 albertel 192: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
193:
194: my $result;
1.94 albertel 195: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
196: $target eq 'tex' || $target eq 'analyze') {
1.81 sakharuk 197: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
1.22 albertel 198: my $name;
199: my @opt;
200: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.126 albertel 201: &Apache::lonxml::debug("options:".join(':',@opt));
202:
1.108 albertel 203: my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
204: -2,0);
1.161 www 205: my $checkboxvalue=&Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval);
1.81 sakharuk 206: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
1.22 albertel 207: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 208: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
209: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
210: $safeeval,'-2');
1.32 sakharuk 211: if ($target eq 'web' || $target eq 'tex') {
1.161 www 212: $result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,@opt);
1.137 albertel 213: $Apache::lonxml::post_evaluate=0;
1.25 albertel 214: } elsif ( $target eq 'answer') {
1.48 albertel 215: $result.=&displayanswers($max,$randomize,@opt);
1.136 foxr 216:
1.34 albertel 217: } elsif ( $target eq 'analyze') {
1.93 albertel 218: my @shown = &whichfoils($max,$randomize);
1.94 albertel 219: &Apache::response::analyze_store_foilgroup(\@shown,
220: ['text','value','location']);
1.93 albertel 221: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
222: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.22 albertel 223: } elsif ( $target eq 'grade') {
1.124 albertel 224: if ( &Apache::response::submitted()) {
1.48 albertel 225: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 226: my $temp=1;my $name;
1.26 albertel 227: my %responsehash;
1.57 albertel 228: my %grade;
1.22 albertel 229: my $right=0;
230: my $wrong=0;
231: my $ignored=0;
232: foreach $name (@whichopt) {
1.74 albertel 233: my $response=&Apache::response::getresponse($temp);
1.125 albertel 234: if ($env{'form.submitted'} eq 'scantron' && $response=~/\S/) {
1.74 albertel 235: $response = $opt[$response];
236: }
1.22 albertel 237: if ( $response =~ /[^\s]/) {
1.96 albertel 238: $responsehash{$name}=$response;
1.22 albertel 239: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 240: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 241: if ($value eq $response) {
242: $grade{$name}='1'; $right++;
243: } else {
244: $grade{$name}='0'; $wrong++;
245: }
1.22 albertel 246: } else {
247: $ignored++;
248: }
249: $temp++;
250: }
1.28 albertel 251: my $part=$Apache::inputtags::part;
1.22 albertel 252: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 253: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 254: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 255: my %previous=&Apache::response::check_for_previous($responsestr,
256: $part,$id);
1.22 albertel 257: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.75 albertel 258: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
259: $responsestr;
260: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
261:
1.163 raeburn 262: if (($Apache::lonhomework::type eq 'survey') ||
263: ($Apache::lonhomework::type eq 'surveycred') ||
264: ($Apache::lonhomework::type eq 'anonsurvey') ||
265: ($Apache::lonhomework::type eq 'anonsurveycred')) {
1.121 albertel 266: if ($ignored == 0) {
1.163 raeburn 267: my $ad;
268: if ($Apache::lonhomework::type eq 'anonsurveycred') {
269: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
270: } elsif ($Apache::lonhomework::type eq 'anonsurvey') {
271: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
272: } elsif ($Apache::lonhomework::type eq 'surveycred') {
273: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED_CREDIT';
274: } else {
275: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
276: }
1.121 albertel 277: &Apache::response::handle_previous(\%previous,$ad);
278: } elsif ($wrong==0 && $right==0) {
279: } else {
280: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
281: &Apache::response::handle_previous(\%previous,$ad);
282: }
283: } elsif (!$Apache::lonhomework::scantronmode) {
1.75 albertel 284: my $ad;
285: if ($wrong==0 && $ignored==0) {
286: $ad='EXACT_ANS';
287: } elsif ($wrong==0 && $right==0) {
288: #nothing submitted
289: } else {
290: if ($ignored==0) {
291: $ad='INCORRECT';
292: } else {
293: $ad='MISSING_ANSWER';
294: }
295: }
296: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
297: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 298: } else {
1.75 albertel 299: my $ad;
300: if ($wrong==0 && $right==0) {
1.120 albertel 301: #nothing submitted only assign a score if we
302: #need to override a previous grade
303: if (defined($Apache::lonhomework::history{"resource.$part.$id.awarddetail"})) {
304: $ad='ASSIGNED_SCORE';
305: }
1.75 albertel 306: } else {
307: $ad='ASSIGNED_SCORE';
308: }
309: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
310: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
311: $right/(scalar(@whichopt));
1.76 albertel 312: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
313: scalar(@whichopt);
1.1 albertel 314: }
1.22 albertel 315: }
1.1 albertel 316: }
1.147 foxr 317: my $part_id = $Apache::inputtags::part;
318: my $response_id = $Apache::inputtags::response[-1];
1.146 foxr 319: &Apache::lonxml::increment_counter(&getfoilcounts($max),
1.147 foxr 320: "$part_id.$response_id");
1.146 foxr 321: if ($target eq 'analyze') {
322: &Apache::lonhomework::set_bubble_lines();
323: }
324:
1.25 albertel 325: } elsif ($target eq 'edit') {
1.22 albertel 326: $result.=&Apache::edit::end_table();
1.74 albertel 327: }
328: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.152 onken 329: if($env{'form.pdfFormFields'} ne 'yes') {
1.74 albertel 330: $result .= '\end{enumerate}';
1.152 onken 331: } else {
332: $result .= "\\\\";
333: }
1.74 albertel 334: }
1.110 albertel 335: &Apache::response::poprandomnumber();
1.22 albertel 336: return $result;
1.1 albertel 337: }
338:
339: sub getfoilcounts {
1.48 albertel 340: my ($max)=@_;
1.22 albertel 341: # +1 since instructors will count from 1
342: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 343: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 344: if ($count>$max) { $count=$max }
345: &Apache::lonxml::debug("Count is $count from $max");
346: return $count;
1.1 albertel 347: }
348:
349: sub whichfoils {
1.77 albertel 350: my ($max,$randomize)=@_;
351: return &Apache::response::whichorder($max,$randomize,
352: &Apache::response::showallfoils(),
353: \%Apache::response::foilgroup);
1.1 albertel 354: }
355:
1.25 albertel 356: sub displayanswers {
1.130 albertel 357: my ($max,$randomize,@opt)=@_;
358: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
359: my @names = @{ $Apache::response::foilgroup{'names'} };
360: my @whichopt = &whichfoils($max,$randomize);
361: my $result;
362: if ($Apache::lonhomework::type eq 'exam') {
363: my $i = 0;
364: my %opt = map { ($_,$i++) } @opt;
365:
366: $i = 0;
367: my @alphabet = ('A'..'Z');
368: foreach my $name (@whichopt) {
369: $result.=&Apache::response::answer_header('optionresponse',$i++);
370: $result.=&Apache::response::answer_part('optionresponse',
371: $alphabet[$opt{$Apache::response::foilgroup{$name.'.value'}}]);
372: $result.=&Apache::response::answer_part('optionresponse',
373: $Apache::response::foilgroup{$name.'.value'});
374: $result.=&Apache::response::answer_footer('optionresponse');
375: }
376: } else {
377: $result=&Apache::response::answer_header('optionresponse');
378: foreach my $name (@whichopt) {
379: $result.=&Apache::response::answer_part('optionresponse',
380: $Apache::response::foilgroup{$name.'.value'});
381: }
382: $result.=&Apache::response::answer_footer('optionresponse');
383: }
384: return $result;
1.25 albertel 385: }
386:
1.160 www 387: sub check_box_opt {
1.161 www 388: my ($target,$checkboxvalue,@opt)=@_;
389: # Check if we are in checkbox mode: checkboxvalue specified, on web, only two options.
390: # If so, return "checked" value
391: if ($#opt!=1) { return ''; }
392: if ($target ne 'web') { return ''; }
393: return $checkboxvalue;
1.160 www 394: }
395:
1.106 albertel 396: sub check_for_invalid {
397: my ($names,$options) = @_;
398: my %bad_names;
399: foreach my $name (@{ $names }) {
400: my $value=$Apache::response::foilgroup{$name.'.value'};
401: my $found=0;
402: foreach my $option (@{ $options }) {
403: if ($value eq $option) { $found=1; }
404: }
405: if (!$found) { $bad_names{$name}=$value; }
406: }
407: if (%bad_names) {
408: my $error=&mt('The question can not be gotten correct, '.
409: 'the following foils in the <optionresponse> '.
410: 'have invalid correct options').' <br /><tt>'.
411: join('<br />',(map { $_=&mt("[_1] with value [_2]",$_,$bad_names{$_}) } (keys(%bad_names)))).
412: "</tt>";
413: &Apache::lonxml::error($error);
414: }
415: }
416:
1.1 albertel 417: sub displayfoils {
1.161 www 418: my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,@opt)=@_;
1.67 albertel 419: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.22 albertel 420: my @names = @{ $Apache::response::foilgroup{'names'} };
421: my @truelist;
422: my @falselist;
1.79 sakharuk 423: my $result;
1.22 albertel 424: my $name;
1.101 albertel 425: my $displayoptionintex=1;
1.72 sakharuk 426: my @alphabet = ('A'..'Z');
1.48 albertel 427: my @whichopt = &whichfoils($max,$randomize);
1.106 albertel 428: &check_for_invalid(\@whichopt,\@opt);
1.28 albertel 429: my $part=$Apache::inputtags::part;
430: my $id=$Apache::inputtags::response[-1];
1.62 albertel 431: my $break;
1.65 albertel 432: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
1.86 albertel 433: if ( ($target ne 'tex') &&
434: &Apache::response::show_answer() ) {
1.90 albertel 435: my $temp=1;
1.22 albertel 436: foreach $name (@whichopt) {
1.62 albertel 437: my $text=$Apache::response::foilgroup{$name.'.text'};
1.163 raeburn 438: my $lastresp;
439: unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'}))) {
440: $lastresp = $Apache::lonhomework::history{"resource.$part.$id.submission"};
441: }
442: my %lastresponse=&Apache::lonnet::str2hash($lastresp);
1.90 albertel 443: my $lastopt=$lastresponse{$name};
1.101 albertel 444: if ($text!~/^\s*$/) { $break='<br />'; }
1.62 albertel 445: $result.=$break;
1.113 sakharuk 446: if ($target eq 'web') {
1.62 albertel 447: my $value=$Apache::response::foilgroup{$name.'.value'};
448: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
449: if ($text=~/^\s*$/) {
450: $text=$value.$text;
451: } else {
1.127 albertel 452: $text='<b>'.$value.':</b> '.$text;
1.62 albertel 453: }
1.95 albertel 454: } else {
455: $text='•'.$text;
1.62 albertel 456: }
457: $result.=$text."\n";
1.112 sakharuk 458: }
1.58 sakharuk 459: if ($Apache::lonhomework::type eq 'exam') {
1.90 albertel 460: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.58 sakharuk 461: }
1.90 albertel 462: $temp++;
1.22 albertel 463: }
464: } else {
465: my $temp=1;
1.28 albertel 466: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
1.79 sakharuk 467: my $internal_counter=$Apache::lonxml::counter;
1.161 www 468: my $checkboxopt=&check_box_opt($target,$checkboxvalue,@opt);
1.160 www 469: if ($checkboxopt) {
470: $result.='<br />'.&mt('Choices: ').'<b>'.$opt[0].','.$opt[1].'</b>. '.
471: &mt('Select all that are <b>[_1]</b>.',$checkboxopt);
472: }
1.22 albertel 473: foreach $name (@whichopt) {
1.62 albertel 474: my $text=$Apache::response::foilgroup{$name.'.text'};
475: if ($text!~/^\s*$/) {
476: if ($target eq 'tex') {
477: $break='\vskip 0 mm ';
478: } elsif ($target eq 'web') {
479: $break='<br />';
480: }
481: }
1.28 albertel 482: my $lastopt=$lastresponse{$name};
483: my $optionlist="<option></option>\n";
1.152 onken 484:
1.158 onken 485: if($target eq 'tex' and $env{'form.pdfFormFields'} eq 'yes'
486: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.152 onken 487: my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&optionresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
488: $optionlist = &Apache::lonxml::print_pdf_start_combobox($fieldname);
489: }
490:
1.126 albertel 491: foreach my $option (@opt) {
492: my $escopt=&HTML::Entities::encode($option,'\'"&<>');
1.152 onken 493: if ($option eq $lastopt) {
1.158 onken 494: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 ! onken 495: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
! 496: && $Apache::lonhomework::type ne 'exam') {
1.152 onken 497: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
498: } else {
499: $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";
500: }
501: } else {
1.158 onken 502: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 ! onken 503: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
! 504: && $Apache::lonhomework::type ne 'exam') {
1.152 onken 505: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
506: } else {
507: $optionlist.="<option value='".$escopt."'>$option</option>\n";
508: }
509: }
1.28 albertel 510: }
1.32 sakharuk 511: if ($target ne 'tex') {
1.72 sakharuk 512: if ($Apache::lonhomework::type ne 'exam') {
1.159 www 513: # we are on the web, this is not an exam, and the problem can be answered
514: if ($checkboxopt) {
515: # generate checkboxes
516: my $fieldname=$Apache::inputtags::response['-1'].':'.$temp;
517: my $altopt=$opt[0];
518: if ($opt[0] eq $checkboxopt) {
519: $altopt=$opt[1];
520: }
521: my $defopt=$lastopt;
522: unless ($defopt) { $defopt=$altopt; }
523: my $escdefopt=&HTML::Entities::encode($defopt,'\'"&<>');
524: my $esccheckboxopt=&HTML::Entities::encode($checkboxopt,'\'"&<>');
525: my $escaltopt=&HTML::Entities::encode($altopt,'\'"&<>');
526: # checkboxopt is how the box is labelled
527: # altopt is the alternative option
528: # lastopt is what the user submitted before
529: # defopt is what the field is going to start out with: either previous choice or altopt
530: # fieldname is this input field's name after HWVAL_
531: $optionlist='<input type="hidden" name="HWVAL_'.$fieldname.'" value="'.$escdefopt.'" />'.
1.160 www 532: '<input type="checkbox" name="HWCHK_'.$fieldname.'" onclick="javascript:if (this.form.elements[\'HWCHK_'.
533: $fieldname.'\'].checked) { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$esccheckboxopt.'\'; } else { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$escaltopt.'\'; };setSubmittedPart(\''.$part.'\');"'.($defopt eq $checkboxopt?' checked="checked"':'')." />\n";
1.159 www 534: } else {
535: # classic selection list
536: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
1.139 albertel 537: $part.'\');" name="HWVAL_'.
1.101 albertel 538: $Apache::inputtags::response['-1'].':'.$temp.'">'.
1.59 albertel 539: $optionlist."</select>\n";
1.159 www 540: }
1.101 albertel 541: } else {
542: $optionlist='<u>'.(' 'x10).'</u>';
1.72 sakharuk 543: }
1.101 albertel 544: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
545: if ($Apache::lonhomework::type ne 'exam') {
546: $text='•'.$text;
547: }
1.95 albertel 548: } else {
1.101 albertel 549: if ($Apache::lonhomework::type ne 'exam') {
550: $text=$optionlist.$text;
551: }
1.59 albertel 552: }
1.62 albertel 553: $result.=$break.$text."\n";
1.49 sakharuk 554: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 555: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.49 sakharuk 556: }
1.32 sakharuk 557: $temp++;
558: } else {
1.101 albertel 559: my $texoptionlist='';
560: if ($displayoptionintex &&
561: $Apache::lonhomework::type ne 'exam') {
1.107 sakharuk 562: $texoptionlist = &optionlist_correction($TeXlayout,@opt);
1.101 albertel 563: }
564: if ($text=~/<drawoptionlist\s*\/>/) {
1.136 foxr 565: $text=~s|<drawoptionlist\s*\/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |g;
1.101 albertel 566: }
567:
568: if ($text=~m/\\item /) {
1.50 sakharuk 569: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 570: $text=~s/\\item/\\vskip 2 mm/;
1.152 onken 571: } elsif ($env{'form.pdfFormFields'} ne 'yes') {
572: $result.= $texoptionlist.$text;
573: }
574: } else {
1.101 albertel 575: if ($Apache::lonhomework::type eq 'exam') {
576: $result.= $texoptionlist.' '.$text;
1.152 onken 577: } elsif ($env{'form.pdfFormFields'} ne 'yes') {
578: if ($text=~/\S/) {
579: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
580: } else {
581: $result.= $texoptionlist;
582: }
1.50 sakharuk 583: }
1.32 sakharuk 584: }
1.101 albertel 585: if ($Apache::lonhomework::type eq 'exam') {
586: $result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.
587: $internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).
588: '\end{enumerate} \vskip -8 mm \strut ';
589: $internal_counter++;
590: }
1.158 onken 591: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 ! onken 592: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
! 593: && $Apache::lonhomework::type ne 'exam') {
1.158 onken 594: $text =~ s/\\item//m;
1.152 onken 595: $result .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
596: $temp++;
597: }
1.101 albertel 598: $displayoptionintex=0;
1.62 albertel 599: }
1.1 albertel 600: }
1.62 albertel 601: }
1.138 albertel 602:
603: if ($target eq 'web') {
1.143 albertel 604: &Apache::response::setup_prior_tries_hash(\&Apache::rankresponse::format_prior_answer,
605: [\@whichopt,
606: 'submissiongrading']);
1.138 albertel 607: }
608:
1.32 sakharuk 609: if ($target ne 'tex') {
1.62 albertel 610: return $result.$break;
611: } else {
1.32 sakharuk 612: return $result;
1.22 albertel 613: }
1.50 sakharuk 614: }
615:
616:
617: sub optionlist_correction {
1.107 sakharuk 618: my ($TeXlayout,@options) = @_;
1.150 bisitz 619: my $texoptionlist='\\item [] '.&mt('Choices:').' ';
1.107 sakharuk 620: if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
1.101 albertel 621: if (scalar(@options) > 0) {
622: foreach my $option (@options) {
623: $texoptionlist.='{\bf '.
1.135 albertel 624: &Apache::lonxml::latex_special_symbols($option).
1.107 sakharuk 625: '}';
626: if ($TeXlayout eq 'vertical') {
627: $texoptionlist.=' \vskip 0 mm ',
628: } else {
1.115 sakharuk 629: $texoptionlist.=', ';
1.107 sakharuk 630: }
1.101 albertel 631: }
1.116 albertel 632: $texoptionlist=~s/, $//;
1.107 sakharuk 633: if ($TeXlayout ne 'vertical') {$texoptionlist.='.';}
1.80 sakharuk 634: } else {
1.107 sakharuk 635: if ($TeXlayout ne 'vertical') {$texoptionlist='\\item [] \\vskip -5 mm';}
1.80 sakharuk 636: }
1.50 sakharuk 637: return $texoptionlist;
1.58 sakharuk 638: }
639:
640:
641: sub webbubbles {
1.90 albertel 642: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
1.58 sakharuk 643: my @opt=@$ropt;
644: my @alphabet=@$ralphabet;
645: my $result='';
1.90 albertel 646: my $number_of_bubbles = $#opt + 1;
647: $result.= '<table border="1"><tr>';
648: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
649: my $checked='';
650: if ($lastopt eq $opt[$ind]) {
651: $checked=' checked="on" ';
1.58 sakharuk 652: }
1.90 albertel 653: $result.='<td><input type="radio" name="HWVAL_'.
654: $Apache::inputtags::response['-1'].':'.$temp.
1.111 albertel 655: '" value="'.$opt[$ind].'" '.$checked.' />';
656: if ($alphabet[$ind]) {
657: $result.=$alphabet[$ind].': ';
658: }
659: $result.=$opt[$ind].'</td>';
1.90 albertel 660: }
661: $result.='</tr></table>';
662: return $result;
1.50 sakharuk 663: }
664:
665:
666: sub bubbles {
1.140 foxr 667: my ($ralphabet,$ropt,$response, $max_width) = @_;
1.119 albertel 668: my @alphabet = @$ralphabet;
1.50 sakharuk 669: my @opt = @$ropt;
1.51 sakharuk 670: my ($result,$head,$line) =('','','');
1.50 sakharuk 671: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 672: my $current_length = 0;
1.100 sakharuk 673: my $textwidth;
1.141 albertel 674: if (defined($max_width)) {
1.140 foxr 675: $textwidth=$max_width;
1.141 albertel 676: &Apache::lonxml::debug("Max width passed in: $max_width");
677: } elsif ($env{'form.textwidth'} ne '') {
1.125 albertel 678: $env{'form.textwidth'}=~/(\d+)/;
1.100 sakharuk 679: $textwidth=$1;
1.141 albertel 680: &Apache::lonxml::debug("Max width from form: $textwidth");
1.100 sakharuk 681: } else {
1.125 albertel 682: $env{'form.textwidth'}=~/(\d*)\.?(\d*)/;
1.102 sakharuk 683: $textwidth=$1.'.'.$2;
1.141 albertel 684: &Apache::lonxml::debug("Max width defaults? $textwidth");
1.100 sakharuk 685: }
1.141 albertel 686: &Apache::lonxml::debug("Final maxwidth: $textwidth");
1.51 sakharuk 687: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
1.99 sakharuk 688: my $leftmargin;
1.101 albertel 689: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
1.119 albertel 690: if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}
1.99 sakharuk 691: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
1.140 foxr 692:
1.102 sakharuk 693: $current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
1.99 sakharuk 694: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
1.51 sakharuk 695: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
696: $head.='lr';
697: } else {
698: $line=~s/\&\s*$//;
1.131 albertel 699: $result.='\vskip -2 mm\noindent\setlength{\tabcolsep}{2 mm}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
1.51 sakharuk 700: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
701: $head ='lr';
702: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
703: }
704:
1.50 sakharuk 705: }
706: return $result;
1.1 albertel 707: }
708:
1.22 albertel 709:
1.2 albertel 710: sub start_conceptgroup {
1.22 albertel 711: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
712: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 713: %Apache::response::conceptgroup=();
1.22 albertel 714: my $result;
715: if ($target eq 'edit') {
716: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 717: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
718: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 719: }
720: if ($target eq 'modified') {
721: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
722: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
723: }
724: return $result;
1.2 albertel 725: }
726:
727: sub end_conceptgroup {
1.22 albertel 728: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
729: $Apache::optionresponse::conceptgroup=0;
730: my $result='';
1.93 albertel 731: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
732: $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 733: #if not there aren't any foils to display and thus no question
1.93 albertel 734: &Apache::response::pick_foil_for_concept($target,
735: ['value','text','location'],
736: \%Apache::hint::option,
737: $parstack,$safeeval);
1.34 albertel 738: } elsif ($target eq 'edit') {
1.22 albertel 739: $result=&Apache::edit::end_table();
740: }
741: return $result;
1.2 albertel 742: }
743:
1.16 albertel 744: sub insert_conceptgroup {
1.22 albertel 745: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
746: return $result;
1.16 albertel 747: }
748:
1.1 albertel 749: sub start_foil {
1.22 albertel 750: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
751: my $result='';
1.34 albertel 752: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.105 albertel 753: &Apache::lonxml::startredirection;
754: if ($target eq 'analyze') {
755: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
756: }
1.25 albertel 757: } elsif ($target eq 'edit') {
1.22 albertel 758: $result=&Apache::edit::tag_start($target,$token,"Foil");
759: my $level='-2';
760: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
761: my @opt;
762: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
763: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 764: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
765: ['unused',(@opt)],$token,'15');
766: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
767: $safeeval,'-3');
768: if ($randomize ne 'no') {
769: $result.=&Apache::edit::select_arg('Location:','location',
770: ['random','top','bottom'],$token);
771: }
1.30 matthew 772: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 773: } elsif ($target eq 'modified') {
1.48 albertel 774: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
775: 'value','name','location');
1.22 albertel 776: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 777: }
1.22 albertel 778: return $result;
1.1 albertel 779: }
780:
781: sub end_foil {
1.22 albertel 782: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
783: my $text ='';
784: my $result = '';
1.88 albertel 785: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 786: $text=&Apache::lonxml::endredirection;
1.114 sakharuk 787: if ($target eq 'tex') {$text=~s/\\strut\s*\\\\\s*\\strut/\\vskip 0 mm/;}
1.107 sakharuk 788: if (($target eq 'tex') and ($Apache::lonhomework::type ne 'exam') and ($text=~/\S/)) {$text = '\vspace*{-2 mm}\item '.$text;}
1.32 sakharuk 789: }
790: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 791: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 792: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.122 albertel 793: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
794: $text='\vskip 5mm $\triangleright$ '.$text;
795: }
1.22 albertel 796: if ($value ne 'unused') {
797: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
798: &Apache::lonxml::debug("Got a name of :$name:");
1.129 albertel 799: if ($name eq "") {
1.151 bisitz 800: &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
1.123 albertel 801: $name=$Apache::lonxml::curdepth;
802: }
1.22 albertel 803: &Apache::lonxml::debug("Using a name of :$name:");
1.103 albertel 804: if (defined($Apache::response::foilnames{$name})) {
1.151 bisitz 805: &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique.",'<b><tt>'.$name.'</tt></b>'));
1.103 albertel 806: }
1.104 albertel 807: $Apache::response::foilnames{$name}++;
1.103 albertel 808: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.39 albertel 809: if ( $Apache::optionresponse::conceptgroup
810: && !&Apache::response::showallfoils() ) {
1.22 albertel 811: push @{ $Apache::response::conceptgroup{'names'} }, $name;
812: $Apache::response::conceptgroup{"$name.value"} = $value;
1.122 albertel 813: $Apache::response::conceptgroup{"$name.text"} = $text;
1.48 albertel 814: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 815: } else {
816: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 817: $Apache::response::foilgroup{"$name.value"} = $value;
1.122 albertel 818: $Apache::response::foilgroup{"$name.text"} = $text;
1.48 albertel 819: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 820: }
821: }
822: }
823: if ($target eq 'edit') {
824: $result.= &Apache::edit::tag_end($target,$token,'');
825: }
826: return $result;
1.1 albertel 827: }
828:
1.112 sakharuk 829: sub start_drawoptionlist {
830: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.144 albertel 831: if ($target !~ /^(?:meta|answer|modified|edit)$/) {
1.117 albertel 832: return $token->[4];
833: }
1.112 sakharuk 834: }
835:
836: sub end_drawoptionlist {
837: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.144 albertel 838: if ($target !~ /^(?:meta|answer|modified|edit)$/) {
1.117 albertel 839: return $token->[2];
840: }
1.112 sakharuk 841: }
842:
1.7 albertel 843: sub insert_foil {
1.144 albertel 844: return '
1.15 albertel 845: <foil name="" value="unused">
1.14 albertel 846: <startouttext />
847: <endouttext />
1.7 albertel 848: </foil>';
849: }
1.144 albertel 850:
851: sub insert_drawoptionlist {
852: return '<drawoptionlist />';
853: }
1.1 albertel 854: 1;
855: __END__
856:
1.156 jms 857: =head1 NAME
858:
859: Apache::optionresponse.pm;
860:
861: =head1 SYNOPSIS
862:
863: Handles tags associated with showing a list of
864: options.
865:
866: This is part of the LearningOnline Network with CAPA project
867: described at http://www.lon-capa.org.
868:
869: =head1 HANDLER SUBROUTINE
870:
871: start_optionresponse()
872:
873: =head1 OTHER SUBROUTINES
874:
875: =over
876:
877: =item end_optionresponse()
878:
879: =item start_foilgroup()
880:
881: =item end_foilgroup()
882:
883: =item getfoilcounts()
884:
885: =item displayanswers()
886:
887: =item check_for_invalid()
888:
889: =item displayfoils()
890:
891: =item optionlist_correction()
892:
893: =item webbubbles()
894:
895: =item bubbles()
896:
897: =item start_conceptgroup()
898:
899: =item end_conceptgroup()
900:
901: =item insert_conceptgroup()
902:
903: =item start_foil()
904:
905: =item end_foil()
906:
907: =item start_drawoptionlist()
908:
909: =item end_drawoptionlist()
910:
911: =item insert_foil()
912:
913: =item insert_drawoptionlist()
914:
915: =back
916:
1.157 raeburn 917: =cut
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