Annotation of loncom/homework/optionresponse.pm, revision 1.185
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.185 ! raeburn 4: # $Id: optionresponse.pm,v 1.184 2011/12/15 01:21:28 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: $Apache::optionresponse::conceptgroup=0;
1.173 raeburn 106: &Apache::response::pushrandomnumber(undef,$target);
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: }
1.172 www 140: $result.='</select></label>';
141: $result.=&Apache::edit::checked_arg('Checkbox options:','checkboxoptions',
142: [ ['nochoice','Don\'t show option list'] ]
143: ,$token).'</td>';
1.30 matthew 144: $result.= &Apache::edit::end_row();
145: $result.= &Apache::edit::start_spanning_row();
146: $result.= $insertlist.'<br />';
1.22 albertel 147: }
148: if ($target eq 'modified') {
149: my @options;
150: my $optchanged=0;
151: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.125 albertel 152: if ($env{"form.$Apache::lonxml::curdepth.deleteopt"}) {
153: my $delopt=$env{"form.$Apache::lonxml::curdepth.deleteopt"};
1.22 albertel 154: &Apache::lonxml::debug("Deleting :$delopt:");
155: splice(@options,$delopt-1,1);
156: $optchanged=1;
157: }
1.180 raeburn 158: if ($env{"form.$Apache::lonxml::curdepth.options"} ne '') {
1.125 albertel 159: my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};
1.180 raeburn 160: push(@options,$newopt);
1.22 albertel 161: $optchanged=1;
162: }
1.132 albertel 163: my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
1.172 www 164: 'texoptions','checkboxvalue','checkboxoptions');
1.132 albertel 165: if ($optchanged || $rebuildtag ) {
1.22 albertel 166: $result = "<foilgroup options=\"(";
167: foreach my $option (@options) {
1.41 albertel 168: $option=~s/\'/\\\'/g;
1.22 albertel 169: &Apache::lonxml::debug("adding option :$option:");
170: $result .="'".$option."',";
171: }
172: chop $result;
1.132 albertel 173: $result.=')" ';
174: $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
1.172 www 175: $result .= 'checkboxoptions="'.$token->[2]{'checkboxoptions'}.'" ';
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') {
1.167 raeburn 182: $result .= ' \begin{itemize} ';
1.152 onken 183: } else {
184: $result .= "\\\\";
185: }
1.42 sakharuk 186: }
1.22 albertel 187: return $result;
1.1 albertel 188: }
189:
190: sub end_foilgroup {
1.22 albertel 191: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
192:
193: my $result;
1.94 albertel 194: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
195: $target eq 'tex' || $target eq 'analyze') {
1.81 sakharuk 196: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
1.22 albertel 197: my $name;
198: my @opt;
199: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.126 albertel 200: &Apache::lonxml::debug("options:".join(':',@opt));
201:
1.108 albertel 202: my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
203: -2,0);
1.161 www 204: my $checkboxvalue=&Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval);
1.172 www 205: my $checkboxchoices=(&Apache::lonxml::get_param('checkboxoptions',$parstack,$safeeval) ne 'nochoice');
1.81 sakharuk 206: if ($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') {
1.182 raeburn 212: $result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,$tex_option_switch,@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 ( $target eq 'grade') {
1.175 www 224:
1.124 albertel 225: if ( &Apache::response::submitted()) {
1.175 www 226:
1.48 albertel 227: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 228: my $temp=1;my $name;
1.26 albertel 229: my %responsehash;
1.57 albertel 230: my %grade;
1.22 albertel 231: my $right=0;
232: my $wrong=0;
233: my $ignored=0;
1.177 raeburn 234: my ($numrows,$bubbles_per_row);
235: if ($Apache::lonhomework::scantronmode) {
236: my $numitems = scalar(@opt);
237: ($numrows,$bubbles_per_row) =
238: &Apache::optionresponse::getnumrows($numitems);
239: }
240: if ($numrows < 1) {
241: $numrows = 1;
242: }
1.22 albertel 243: foreach $name (@whichopt) {
1.177 raeburn 244: my $response;
245: if ($env{'form.submitted'} eq 'scantron') {
246: if ($numrows > 1) {
247: my $num = $temp;
248: my $totalnum;
249: for (my $i=0; $i<$numrows; $i++) {
250: my $item = &Apache::response::getresponse($num);
251: if ($item =~ /^\d+$/) {
252: $totalnum = $i*$bubbles_per_row + $item;
253: }
254: $num ++;
255: }
256: if ($totalnum =~ /^\d+$/) {
257: $response = $opt[$totalnum];
258: }
259: $temp += $numrows;
260: } else {
1.178 raeburn 261: $response=&Apache::response::getresponse($temp);
1.177 raeburn 262: if ($response=~/\S/) {
263: $response = $opt[$response];
264: }
265: $temp ++;
266: }
267: } else {
1.178 raeburn 268: $response=&Apache::response::getresponse($temp);
1.177 raeburn 269: $temp ++;
270: }
1.22 albertel 271: if ( $response =~ /[^\s]/) {
1.96 albertel 272: $responsehash{$name}=$response;
1.22 albertel 273: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 274: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 275: if ($value eq $response) {
276: $grade{$name}='1'; $right++;
277: } else {
278: $grade{$name}='0'; $wrong++;
279: }
1.22 albertel 280: } else {
281: $ignored++;
282: }
283: }
1.28 albertel 284: my $part=$Apache::inputtags::part;
1.184 raeburn 285: my $nonlenient=&grading_is_nonlenient($part);
1.22 albertel 286: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 287: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 288: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 289: my %previous=&Apache::response::check_for_previous($responsestr,
290: $part,$id);
1.22 albertel 291: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.75 albertel 292: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
293: $responsestr;
294: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
1.173 raeburn 295: if ($Apache::lonhomework::type eq 'randomizetry') {
296: $Apache::lonhomework::results{"resource.$part.$id.foilorder"} = &Apache::lonnet::array2str(@whichopt);
297: }
1.163 raeburn 298: if (($Apache::lonhomework::type eq 'survey') ||
299: ($Apache::lonhomework::type eq 'surveycred') ||
300: ($Apache::lonhomework::type eq 'anonsurvey') ||
301: ($Apache::lonhomework::type eq 'anonsurveycred')) {
1.121 albertel 302: if ($ignored == 0) {
1.163 raeburn 303: my $ad;
304: if ($Apache::lonhomework::type eq 'anonsurveycred') {
305: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
306: } elsif ($Apache::lonhomework::type eq 'anonsurvey') {
307: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
308: } elsif ($Apache::lonhomework::type eq 'surveycred') {
309: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED_CREDIT';
310: } else {
311: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
312: }
1.121 albertel 313: &Apache::response::handle_previous(\%previous,$ad);
314: } elsif ($wrong==0 && $right==0) {
315: } else {
316: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
317: &Apache::response::handle_previous(\%previous,$ad);
318: }
1.174 www 319: } elsif ($nonlenient) {
320: #
321: # Non-lenient mode. All right or all wrong
322: #
1.75 albertel 323: my $ad;
324: if ($wrong==0 && $ignored==0) {
325: $ad='EXACT_ANS';
326: } elsif ($wrong==0 && $right==0) {
327: #nothing submitted
328: } else {
329: if ($ignored==0) {
330: $ad='INCORRECT';
331: } else {
332: $ad='MISSING_ANSWER';
333: }
334: }
335: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
336: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 337: } else {
1.174 www 338: #
339: # This is lenient mode
340: #
1.75 albertel 341: my $ad;
342: if ($wrong==0 && $right==0) {
1.120 albertel 343: #nothing submitted only assign a score if we
344: #need to override a previous grade
345: if (defined($Apache::lonhomework::history{"resource.$part.$id.awarddetail"})) {
346: $ad='ASSIGNED_SCORE';
347: }
1.75 albertel 348: } else {
349: $ad='ASSIGNED_SCORE';
350: }
351: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
352: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
353: $right/(scalar(@whichopt));
1.76 albertel 354: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
355: scalar(@whichopt);
1.1 albertel 356: }
1.22 albertel 357: }
1.1 albertel 358: }
1.147 foxr 359: my $part_id = $Apache::inputtags::part;
360: my $response_id = $Apache::inputtags::response[-1];
1.177 raeburn 361: my ($numrows,$bubbles_per_row);
362: if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
363: ($numrows,$bubbles_per_row) =
364: &Apache::optionresponse::getnumrows(scalar(@opt));
365: }
366: if ($numrows < 1) {
367: $numrows = 1;
368: }
369: my $increment = &getfoilcounts($max) * $numrows;
370: &Apache::lonxml::increment_counter($increment,"$part_id.$response_id");
1.146 foxr 371: if ($target eq 'analyze') {
372: &Apache::lonhomework::set_bubble_lines();
373: }
374:
1.25 albertel 375: } elsif ($target eq 'edit') {
1.22 albertel 376: $result.=&Apache::edit::end_table();
1.74 albertel 377: }
378: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.152 onken 379: if($env{'form.pdfFormFields'} ne 'yes') {
1.167 raeburn 380: $result .= '\end{itemize}';
1.152 onken 381: } else {
382: $result .= "\\\\";
383: }
1.74 albertel 384: }
1.110 albertel 385: &Apache::response::poprandomnumber();
1.22 albertel 386: return $result;
1.1 albertel 387: }
388:
1.184 raeburn 389: sub grading_is_nonlenient {
390: my ($part) = @_;
391: # Web mode: we are non-lenient unless told otherwise
392: my $defaultparm = 'off';
393: my $nonlenient = 0;
394: # Grading a bubblesheet exam: we are grading lenient unless told otherwise
395: if ($Apache::lonhomework::scantronmode) {
396: $defaultparm = 'on';
397: $nonlenient = 1;
398: }
399: my $lenientparm =
400: &Apache::response::get_response_param($part,'lenient',$defaultparm);
401: if ($lenientparm=~/^0|off|no$/i) {
402: $nonlenient = 1;
403: } elsif ($lenientparm=~/^1|on|yes$/i) {
404: $nonlenient = 0;
405: }
406: return $nonlenient;
407: }
408:
1.1 albertel 409: sub getfoilcounts {
1.48 albertel 410: my ($max)=@_;
1.22 albertel 411: # +1 since instructors will count from 1
412: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 413: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 414: if ($count>$max) { $count=$max }
415: &Apache::lonxml::debug("Count is $count from $max");
416: return $count;
1.1 albertel 417: }
418:
419: sub whichfoils {
1.77 albertel 420: my ($max,$randomize)=@_;
421: return &Apache::response::whichorder($max,$randomize,
422: &Apache::response::showallfoils(),
423: \%Apache::response::foilgroup);
1.1 albertel 424: }
425:
1.25 albertel 426: sub displayanswers {
1.130 albertel 427: my ($max,$randomize,@opt)=@_;
428: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
429: my @names = @{ $Apache::response::foilgroup{'names'} };
430: my @whichopt = &whichfoils($max,$randomize);
431: my $result;
432: if ($Apache::lonhomework::type eq 'exam') {
433: my $i = 0;
434: my %opt = map { ($_,$i++) } @opt;
435:
436: $i = 0;
437: my @alphabet = ('A'..'Z');
438: foreach my $name (@whichopt) {
439: $result.=&Apache::response::answer_header('optionresponse',$i++);
440: $result.=&Apache::response::answer_part('optionresponse',
441: $alphabet[$opt{$Apache::response::foilgroup{$name.'.value'}}]);
442: $result.=&Apache::response::answer_part('optionresponse',
443: $Apache::response::foilgroup{$name.'.value'});
444: $result.=&Apache::response::answer_footer('optionresponse');
445: }
446: } else {
447: $result=&Apache::response::answer_header('optionresponse');
448: foreach my $name (@whichopt) {
449: $result.=&Apache::response::answer_part('optionresponse',
450: $Apache::response::foilgroup{$name.'.value'});
451: }
452: $result.=&Apache::response::answer_footer('optionresponse');
453: }
454: return $result;
1.25 albertel 455: }
456:
1.160 www 457: sub check_box_opt {
1.161 www 458: my ($target,$checkboxvalue,@opt)=@_;
459: # Check if we are in checkbox mode: checkboxvalue specified, on web, only two options.
460: # If so, return "checked" value
461: if ($#opt!=1) { return ''; }
462: if ($target ne 'web') { return ''; }
463: return $checkboxvalue;
1.160 www 464: }
465:
1.106 albertel 466: sub check_for_invalid {
467: my ($names,$options) = @_;
468: my %bad_names;
469: foreach my $name (@{ $names }) {
470: my $value=$Apache::response::foilgroup{$name.'.value'};
471: my $found=0;
472: foreach my $option (@{ $options }) {
473: if ($value eq $option) { $found=1; }
474: }
475: if (!$found) { $bad_names{$name}=$value; }
476: }
477: if (%bad_names) {
478: my $error=&mt('The question can not be gotten correct, '.
479: 'the following foils in the <optionresponse> '.
480: 'have invalid correct options').' <br /><tt>'.
481: join('<br />',(map { $_=&mt("[_1] with value [_2]",$_,$bad_names{$_}) } (keys(%bad_names)))).
482: "</tt>";
483: &Apache::lonxml::error($error);
484: }
485: }
486:
1.1 albertel 487: sub displayfoils {
1.182 raeburn 488: my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,
489: $tex_option_switch,@opt)=@_;
1.67 albertel 490: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.22 albertel 491: my @names = @{ $Apache::response::foilgroup{'names'} };
492: my @truelist;
493: my @falselist;
1.79 sakharuk 494: my $result;
1.22 albertel 495: my $name;
1.101 albertel 496: my $displayoptionintex=1;
1.72 sakharuk 497: my @alphabet = ('A'..'Z');
1.48 albertel 498: my @whichopt = &whichfoils($max,$randomize);
1.182 raeburn 499: unless (($target eq 'tex') && ($tex_option_switch eq 'nochoice')) {
500: &check_for_invalid(\@whichopt,\@opt);
501: }
1.28 albertel 502: my $part=$Apache::inputtags::part;
503: my $id=$Apache::inputtags::response[-1];
1.62 albertel 504: my $break;
1.86 albertel 505: if ( ($target ne 'tex') &&
506: &Apache::response::show_answer() ) {
1.90 albertel 507: my $temp=1;
1.22 albertel 508: foreach $name (@whichopt) {
1.62 albertel 509: my $text=$Apache::response::foilgroup{$name.'.text'};
1.163 raeburn 510: my $lastresp;
511: unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'}))) {
512: $lastresp = $Apache::lonhomework::history{"resource.$part.$id.submission"};
513: }
514: my %lastresponse=&Apache::lonnet::str2hash($lastresp);
1.90 albertel 515: my $lastopt=$lastresponse{$name};
1.101 albertel 516: if ($text!~/^\s*$/) { $break='<br />'; }
1.62 albertel 517: $result.=$break;
1.113 sakharuk 518: if ($target eq 'web') {
1.62 albertel 519: my $value=$Apache::response::foilgroup{$name.'.value'};
520: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
521: if ($text=~/^\s*$/) {
522: $text=$value.$text;
523: } else {
1.127 albertel 524: $text='<b>'.$value.':</b> '.$text;
1.62 albertel 525: }
1.95 albertel 526: } else {
1.170 raeburn 527: if (@whichopt > 1) {
528: $text='•'.$text;
529: }
1.62 albertel 530: }
531: $result.=$text."\n";
1.112 sakharuk 532: }
1.58 sakharuk 533: if ($Apache::lonhomework::type eq 'exam') {
1.90 albertel 534: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.58 sakharuk 535: }
1.90 albertel 536: $temp++;
1.22 albertel 537: }
538: } else {
539: my $temp=1;
1.173 raeburn 540: my %lastresponse;
541: my $newvariation;
542: if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') ||
543: ($Apache::lonhomework::type eq 'randomizetry')) &&
544: ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
545: if ($env{'form.'.$part.'.rndseed'} ne
546: $Apache::lonhomework::history{"resource.$part.rndseed"}) {
547: $newvariation = 1;
548: }
549: }
550: unless ($newvariation) {
551: %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
552: }
1.79 sakharuk 553: my $internal_counter=$Apache::lonxml::counter;
1.161 www 554: my $checkboxopt=&check_box_opt($target,$checkboxvalue,@opt);
1.160 www 555: if ($checkboxopt) {
1.172 www 556: $result.='<br />'.
557: ($checkboxchoices?&mt('Choices: ').'<b>'.$opt[0].','.$opt[1].'</b>. ':'').
1.168 www 558: &mt('Select all that are <b>[_1]</b>.',$checkboxopt);
1.160 www 559: }
1.22 albertel 560: foreach $name (@whichopt) {
1.62 albertel 561: my $text=$Apache::response::foilgroup{$name.'.text'};
562: if ($text!~/^\s*$/) {
563: if ($target eq 'tex') {
564: $break='\vskip 0 mm ';
565: } elsif ($target eq 'web') {
566: $break='<br />';
567: }
568: }
1.28 albertel 569: my $lastopt=$lastresponse{$name};
570: my $optionlist="<option></option>\n";
1.152 onken 571:
1.158 onken 572: if($target eq 'tex' and $env{'form.pdfFormFields'} eq 'yes'
573: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.152 onken 574: my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&optionresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
575: $optionlist = &Apache::lonxml::print_pdf_start_combobox($fieldname);
576: }
577:
1.126 albertel 578: foreach my $option (@opt) {
579: my $escopt=&HTML::Entities::encode($option,'\'"&<>');
1.152 onken 580: if ($option eq $lastopt) {
1.158 onken 581: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 onken 582: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
583: && $Apache::lonhomework::type ne 'exam') {
1.152 onken 584: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
585: } else {
586: $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";
587: }
588: } else {
1.158 onken 589: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 onken 590: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
591: && $Apache::lonhomework::type ne 'exam') {
1.152 onken 592: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
593: } else {
594: $optionlist.="<option value='".$escopt."'>$option</option>\n";
595: }
596: }
1.28 albertel 597: }
1.32 sakharuk 598: if ($target ne 'tex') {
1.72 sakharuk 599: if ($Apache::lonhomework::type ne 'exam') {
1.159 www 600: # we are on the web, this is not an exam, and the problem can be answered
601: if ($checkboxopt) {
602: # generate checkboxes
603: my $fieldname=$Apache::inputtags::response['-1'].':'.$temp;
604: my $altopt=$opt[0];
605: if ($opt[0] eq $checkboxopt) {
606: $altopt=$opt[1];
607: }
608: my $defopt=$lastopt;
609: unless ($defopt) { $defopt=$altopt; }
610: my $escdefopt=&HTML::Entities::encode($defopt,'\'"&<>');
611: my $esccheckboxopt=&HTML::Entities::encode($checkboxopt,'\'"&<>');
612: my $escaltopt=&HTML::Entities::encode($altopt,'\'"&<>');
613: # checkboxopt is how the box is labelled
614: # altopt is the alternative option
615: # lastopt is what the user submitted before
616: # defopt is what the field is going to start out with: either previous choice or altopt
617: # fieldname is this input field's name after HWVAL_
618: $optionlist='<input type="hidden" name="HWVAL_'.$fieldname.'" value="'.$escdefopt.'" />'.
1.160 www 619: '<input type="checkbox" name="HWCHK_'.$fieldname.'" onclick="javascript:if (this.form.elements[\'HWCHK_'.
620: $fieldname.'\'].checked) { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$esccheckboxopt.'\'; } else { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$escaltopt.'\'; };setSubmittedPart(\''.$part.'\');"'.($defopt eq $checkboxopt?' checked="checked"':'')." />\n";
1.159 www 621: } else {
622: # classic selection list
623: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
1.139 albertel 624: $part.'\');" name="HWVAL_'.
1.101 albertel 625: $Apache::inputtags::response['-1'].':'.$temp.'">'.
1.59 albertel 626: $optionlist."</select>\n";
1.159 www 627: }
1.101 albertel 628: } else {
629: $optionlist='<u>'.(' 'x10).'</u>';
1.72 sakharuk 630: }
1.101 albertel 631: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
632: if ($Apache::lonhomework::type ne 'exam') {
1.170 raeburn 633: if (@whichopt > 1) {
634: $text='•'.$text;
635: }
1.101 albertel 636: }
1.95 albertel 637: } else {
1.101 albertel 638: if ($Apache::lonhomework::type ne 'exam') {
639: $text=$optionlist.$text;
640: }
1.59 albertel 641: }
1.62 albertel 642: $result.=$break.$text."\n";
1.49 sakharuk 643: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 644: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.49 sakharuk 645: }
1.32 sakharuk 646: $temp++;
647: } else {
1.101 albertel 648: my $texoptionlist='';
649: if ($displayoptionintex &&
650: $Apache::lonhomework::type ne 'exam') {
1.107 sakharuk 651: $texoptionlist = &optionlist_correction($TeXlayout,@opt);
1.101 albertel 652: }
653: if ($text=~/<drawoptionlist\s*\/>/) {
1.136 foxr 654: $text=~s|<drawoptionlist\s*\/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |g;
1.101 albertel 655: }
656:
657: if ($text=~m/\\item /) {
1.50 sakharuk 658: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 659: $text=~s/\\item/\\vskip 2 mm/;
1.152 onken 660: } elsif ($env{'form.pdfFormFields'} ne 'yes') {
661: $result.= $texoptionlist.$text;
662: }
663: } else {
1.101 albertel 664: if ($Apache::lonhomework::type eq 'exam') {
665: $result.= $texoptionlist.' '.$text;
1.152 onken 666: } elsif ($env{'form.pdfFormFields'} ne 'yes') {
667: if ($text=~/\S/) {
668: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
669: } else {
670: $result.= $texoptionlist;
671: }
1.50 sakharuk 672: }
1.32 sakharuk 673: }
1.101 albertel 674: if ($Apache::lonhomework::type eq 'exam') {
1.165 foxr 675: $result.='\vskip -1 mm\noindent';
1.177 raeburn 676: my ($numrows,$bubbles_per_row) = &getnumrows(scalar(@opt));
677: if ($numrows == 1) {
678: $result .= '\textbf{'.$internal_counter.'}. \vskip -3mm';
679: } else {
680: my $linetext;
681: for (my $i=0; $i<$numrows; $i++) {
682: $linetext .= $internal_counter+$i.', ';
683: }
684: $linetext =~ s/,\s$//;
685: $result .= '\small {\textbf{'.$linetext.'}} '.
686: '\hskip 2 mm {\footnotesize '.
687: &mt('(Bubble once in [_1] lines)',$numrows).
688: '} \vskip 1 mm';
689: }
690: $result.= &bubbles(\@alphabet,\@opt,undef,undef,$numrows,
691: $bubbles_per_row,$internal_counter).
692: ' \strut ';
693: $internal_counter += $numrows;
1.101 albertel 694: }
1.158 onken 695: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 onken 696: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
697: && $Apache::lonhomework::type ne 'exam') {
1.158 onken 698: $text =~ s/\\item//m;
1.152 onken 699: $result .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
700: $temp++;
701: }
1.101 albertel 702: $displayoptionintex=0;
1.62 albertel 703: }
1.1 albertel 704: }
1.62 albertel 705: }
1.138 albertel 706:
707: if ($target eq 'web') {
1.173 raeburn 708: my $data = [\@whichopt,'submissiongrading'];
709: my $questiontype;
710: if ($Apache::lonhomework::type eq 'randomizetry') {
711: $questiontype = $Apache::lonhomework::type,
712: }
713: &Apache::response::setup_prior_tries_hash(\&Apache::rankresponse::format_prior_answer,$data,$questiontype);
1.138 albertel 714: }
715:
1.32 sakharuk 716: if ($target ne 'tex') {
1.62 albertel 717: return $result.$break;
718: } else {
1.32 sakharuk 719: return $result;
1.22 albertel 720: }
1.50 sakharuk 721: }
722:
723:
724: sub optionlist_correction {
1.107 sakharuk 725: my ($TeXlayout,@options) = @_;
1.150 bisitz 726: my $texoptionlist='\\item [] '.&mt('Choices:').' ';
1.107 sakharuk 727: if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
1.101 albertel 728: if (scalar(@options) > 0) {
729: foreach my $option (@options) {
730: $texoptionlist.='{\bf '.
1.135 albertel 731: &Apache::lonxml::latex_special_symbols($option).
1.107 sakharuk 732: '}';
733: if ($TeXlayout eq 'vertical') {
734: $texoptionlist.=' \vskip 0 mm ',
735: } else {
1.115 sakharuk 736: $texoptionlist.=', ';
1.107 sakharuk 737: }
1.101 albertel 738: }
1.116 albertel 739: $texoptionlist=~s/, $//;
1.107 sakharuk 740: if ($TeXlayout ne 'vertical') {$texoptionlist.='.';}
1.80 sakharuk 741: } else {
1.107 sakharuk 742: if ($TeXlayout ne 'vertical') {$texoptionlist='\\item [] \\vskip -5 mm';}
1.80 sakharuk 743: }
1.50 sakharuk 744: return $texoptionlist;
1.58 sakharuk 745: }
746:
747:
748: sub webbubbles {
1.90 albertel 749: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
1.58 sakharuk 750: my @opt=@$ropt;
751: my @alphabet=@$ralphabet;
752: my $result='';
1.90 albertel 753: my $number_of_bubbles = $#opt + 1;
754: $result.= '<table border="1"><tr>';
755: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
756: my $checked='';
757: if ($lastopt eq $opt[$ind]) {
758: $checked=' checked="on" ';
1.58 sakharuk 759: }
1.90 albertel 760: $result.='<td><input type="radio" name="HWVAL_'.
761: $Apache::inputtags::response['-1'].':'.$temp.
1.111 albertel 762: '" value="'.$opt[$ind].'" '.$checked.' />';
763: if ($alphabet[$ind]) {
764: $result.=$alphabet[$ind].': ';
765: }
766: $result.=$opt[$ind].'</td>';
1.90 albertel 767: }
768: $result.='</tr></table>';
769: return $result;
1.50 sakharuk 770: }
771:
772:
773: sub bubbles {
1.177 raeburn 774: my ($ralphabet,$ropt,$response,$max_width,$numrows,$bubbles_per_row,
775: $internal_counter) = @_;
1.119 albertel 776: my @alphabet = @$ralphabet;
1.50 sakharuk 777: my @opt = @$ropt;
1.51 sakharuk 778: my ($result,$head,$line) =('','','');
1.50 sakharuk 779: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 780: my $current_length = 0;
1.100 sakharuk 781: my $textwidth;
1.141 albertel 782: if (defined($max_width)) {
1.140 foxr 783: $textwidth=$max_width;
1.141 albertel 784: &Apache::lonxml::debug("Max width passed in: $max_width");
785: } elsif ($env{'form.textwidth'} ne '') {
1.125 albertel 786: $env{'form.textwidth'}=~/(\d+)/;
1.100 sakharuk 787: $textwidth=$1;
1.141 albertel 788: &Apache::lonxml::debug("Max width from form: $textwidth");
1.100 sakharuk 789: } else {
1.125 albertel 790: $env{'form.textwidth'}=~/(\d*)\.?(\d*)/;
1.102 sakharuk 791: $textwidth=$1.'.'.$2;
1.141 albertel 792: &Apache::lonxml::debug("Max width defaults? $textwidth");
1.100 sakharuk 793: }
1.141 albertel 794: &Apache::lonxml::debug("Final maxwidth: $textwidth");
1.51 sakharuk 795: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
1.177 raeburn 796: my $item;
797: if ($numrows > 1) {
798: my $num = $internal_counter+int($ind/$bubbles_per_row);
799: my $idx = int($ind % $bubbles_per_row);
800: $item = $num.$alphabet[$idx];
801: } else {
802: $item = $alphabet[$ind];
803: }
1.99 sakharuk 804: my $leftmargin;
1.101 albertel 805: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
1.119 albertel 806: if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}
1.99 sakharuk 807: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
1.140 foxr 808:
1.185 ! raeburn 809: $current_length += (length($opt[$ind])+length($item)+5)*2;
1.177 raeburn 810:
1.99 sakharuk 811: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
1.177 raeburn 812:
813: $line.='\hskip 4 mm {\small \textbf{'.$item.'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
1.51 sakharuk 814: $head.='lr';
815: } else {
816: $line=~s/\&\s*$//;
1.171 raeburn 817: $result.='\vskip -1 mm\noindent\setlength{\tabcolsep}{2 mm}\renewcommand{\arraystretch}{1.25}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
1.177 raeburn 818: $line = '\hskip 4 mm {\small \textbf{'.$item.'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
1.51 sakharuk 819: $head ='lr';
1.177 raeburn 820: $current_length = (length($opt[$ind])+length($item))*2;
1.51 sakharuk 821: }
822:
1.50 sakharuk 823: }
824: return $result;
1.1 albertel 825: }
826:
1.2 albertel 827: sub start_conceptgroup {
1.22 albertel 828: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
829: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 830: %Apache::response::conceptgroup=();
1.22 albertel 831: my $result;
832: if ($target eq 'edit') {
833: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 834: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
835: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 836: }
837: if ($target eq 'modified') {
838: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
839: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
840: }
841: return $result;
1.2 albertel 842: }
843:
844: sub end_conceptgroup {
1.22 albertel 845: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
846: $Apache::optionresponse::conceptgroup=0;
847: my $result='';
1.93 albertel 848: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
849: $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 850: #if not there aren't any foils to display and thus no question
1.93 albertel 851: &Apache::response::pick_foil_for_concept($target,
852: ['value','text','location'],
853: \%Apache::hint::option,
854: $parstack,$safeeval);
1.34 albertel 855: } elsif ($target eq 'edit') {
1.22 albertel 856: $result=&Apache::edit::end_table();
857: }
858: return $result;
1.2 albertel 859: }
860:
1.16 albertel 861: sub insert_conceptgroup {
1.22 albertel 862: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
863: return $result;
1.16 albertel 864: }
865:
1.1 albertel 866: sub start_foil {
1.22 albertel 867: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
868: my $result='';
1.34 albertel 869: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.105 albertel 870: &Apache::lonxml::startredirection;
871: if ($target eq 'analyze') {
872: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
873: }
1.25 albertel 874: } elsif ($target eq 'edit') {
1.22 albertel 875: $result=&Apache::edit::tag_start($target,$token,"Foil");
876: my $level='-2';
877: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
878: my @opt;
879: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
880: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 881: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
882: ['unused',(@opt)],$token,'15');
883: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
884: $safeeval,'-3');
885: if ($randomize ne 'no') {
886: $result.=&Apache::edit::select_arg('Location:','location',
887: ['random','top','bottom'],$token);
888: }
1.30 matthew 889: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 890: } elsif ($target eq 'modified') {
1.48 albertel 891: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
892: 'value','name','location');
1.22 albertel 893: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 894: }
1.22 albertel 895: return $result;
1.1 albertel 896: }
897:
898: sub end_foil {
1.22 albertel 899: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
900: my $text ='';
901: my $result = '';
1.88 albertel 902: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 903: $text=&Apache::lonxml::endredirection;
1.114 sakharuk 904: if ($target eq 'tex') {$text=~s/\\strut\s*\\\\\s*\\strut/\\vskip 0 mm/;}
1.107 sakharuk 905: if (($target eq 'tex') and ($Apache::lonhomework::type ne 'exam') and ($text=~/\S/)) {$text = '\vspace*{-2 mm}\item '.$text;}
1.32 sakharuk 906: }
907: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 908: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 909: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.122 albertel 910: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
911: $text='\vskip 5mm $\triangleright$ '.$text;
912: }
1.22 albertel 913: if ($value ne 'unused') {
914: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
915: &Apache::lonxml::debug("Got a name of :$name:");
1.129 albertel 916: if ($name eq "") {
1.151 bisitz 917: &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
1.123 albertel 918: $name=$Apache::lonxml::curdepth;
919: }
1.22 albertel 920: &Apache::lonxml::debug("Using a name of :$name:");
1.103 albertel 921: if (defined($Apache::response::foilnames{$name})) {
1.151 bisitz 922: &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique.",'<b><tt>'.$name.'</tt></b>'));
1.103 albertel 923: }
1.104 albertel 924: $Apache::response::foilnames{$name}++;
1.103 albertel 925: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.39 albertel 926: if ( $Apache::optionresponse::conceptgroup
927: && !&Apache::response::showallfoils() ) {
1.22 albertel 928: push @{ $Apache::response::conceptgroup{'names'} }, $name;
929: $Apache::response::conceptgroup{"$name.value"} = $value;
1.122 albertel 930: $Apache::response::conceptgroup{"$name.text"} = $text;
1.48 albertel 931: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 932: } else {
933: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 934: $Apache::response::foilgroup{"$name.value"} = $value;
1.122 albertel 935: $Apache::response::foilgroup{"$name.text"} = $text;
1.48 albertel 936: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 937: }
938: }
939: }
940: if ($target eq 'edit') {
941: $result.= &Apache::edit::tag_end($target,$token,'');
942: }
943: return $result;
1.1 albertel 944: }
945:
1.112 sakharuk 946: sub start_drawoptionlist {
947: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.144 albertel 948: if ($target !~ /^(?:meta|answer|modified|edit)$/) {
1.117 albertel 949: return $token->[4];
950: }
1.112 sakharuk 951: }
952:
953: sub end_drawoptionlist {
954: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.144 albertel 955: if ($target !~ /^(?:meta|answer|modified|edit)$/) {
1.117 albertel 956: return $token->[2];
957: }
1.112 sakharuk 958: }
959:
1.7 albertel 960: sub insert_foil {
1.144 albertel 961: return '
1.15 albertel 962: <foil name="" value="unused">
1.14 albertel 963: <startouttext />
964: <endouttext />
1.7 albertel 965: </foil>';
966: }
1.144 albertel 967:
968: sub insert_drawoptionlist {
969: return '<drawoptionlist />';
970: }
1.177 raeburn 971:
972: sub getnumrows {
973: my ($numitems) = @_;
974: my $bubbles_per_row;
975: my $default_numbubbles = 10;
976: if (($env{'form.bubbles_per_row'} =~ /^\d+$/) &&
977: ($env{'form.bubbles_per_row'} > 0)) {
978: $bubbles_per_row = $env{'form.bubbles_per_row'};
979: } else {
980: $bubbles_per_row = $default_numbubbles;
981: }
982: my $numrows = int ($numitems/$bubbles_per_row);
983: if (($numitems % $bubbles_per_row) != 0) {
984: $numrows ++;
985: }
986: return ($numrows,$bubbles_per_row);
987: }
988:
1.1 albertel 989: 1;
990: __END__
991:
1.156 jms 992: =head1 NAME
993:
994: Apache::optionresponse.pm;
995:
996: =head1 SYNOPSIS
997:
998: Handles tags associated with showing a list of
999: options.
1000:
1001: This is part of the LearningOnline Network with CAPA project
1002: described at http://www.lon-capa.org.
1003:
1004: =head1 HANDLER SUBROUTINE
1005:
1006: start_optionresponse()
1007:
1008: =head1 OTHER SUBROUTINES
1009:
1010: =over
1011:
1012: =item end_optionresponse()
1013:
1014: =item start_foilgroup()
1015:
1016: =item end_foilgroup()
1017:
1018: =item getfoilcounts()
1019:
1020: =item displayanswers()
1021:
1022: =item check_for_invalid()
1023:
1024: =item displayfoils()
1025:
1026: =item optionlist_correction()
1027:
1028: =item webbubbles()
1029:
1030: =item bubbles()
1031:
1032: =item start_conceptgroup()
1033:
1034: =item end_conceptgroup()
1035:
1036: =item insert_conceptgroup()
1037:
1038: =item start_foil()
1039:
1040: =item end_foil()
1041:
1042: =item start_drawoptionlist()
1043:
1044: =item end_drawoptionlist()
1045:
1046: =item insert_foil()
1047:
1048: =item insert_drawoptionlist()
1049:
1050: =back
1051:
1.157 raeburn 1052: =cut
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