Annotation of loncom/homework/optionresponse.pm, revision 1.178
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.178 ! raeburn 4: # $Id: optionresponse.pm,v 1.177 2011/09/13 21:42:58 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: $optchanged=1;
157: }
1.125 albertel 158: if ($env{"form.$Apache::lonxml::curdepth.options"}) {
159: my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};
1.22 albertel 160: if ($options[0]) {
161: push(@options,$newopt);
162: } else {
163: $options[0]=$newopt;
164: }
165: $optchanged=1;
166: }
1.132 albertel 167: my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
1.172 www 168: 'texoptions','checkboxvalue','checkboxoptions');
1.132 albertel 169: if ($optchanged || $rebuildtag ) {
1.22 albertel 170: $result = "<foilgroup options=\"(";
171: foreach my $option (@options) {
1.41 albertel 172: $option=~s/\'/\\\'/g;
1.22 albertel 173: &Apache::lonxml::debug("adding option :$option:");
174: $result .="'".$option."',";
175: }
176: chop $result;
1.132 albertel 177: $result.=')" ';
178: $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
1.172 www 179: $result .= 'checkboxoptions="'.$token->[2]{'checkboxoptions'}.'" ';
1.162 www 180: $result .= 'checkboxvalue="'.$token->[2]{'checkboxvalue'}.'"';
1.132 albertel 181: $result .= '>';
1.22 albertel 182: } # else nothing changed so just use the default mechanism
183: }
1.68 sakharuk 184: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.152 onken 185: if($env{'form.pdfFormFields'} ne 'yes') {
1.167 raeburn 186: $result .= ' \begin{itemize} ';
1.152 onken 187: } else {
188: $result .= "\\\\";
189: }
1.42 sakharuk 190: }
1.22 albertel 191: return $result;
1.1 albertel 192: }
193:
194: sub end_foilgroup {
1.22 albertel 195: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
196:
197: my $result;
1.94 albertel 198: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
199: $target eq 'tex' || $target eq 'analyze') {
1.81 sakharuk 200: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
1.22 albertel 201: my $name;
202: my @opt;
203: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.126 albertel 204: &Apache::lonxml::debug("options:".join(':',@opt));
205:
1.108 albertel 206: my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
207: -2,0);
1.161 www 208: my $checkboxvalue=&Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval);
1.172 www 209: my $checkboxchoices=(&Apache::lonxml::get_param('checkboxoptions',$parstack,$safeeval) ne 'nochoice');
1.81 sakharuk 210: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
1.22 albertel 211: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 212: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
213: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
214: $safeeval,'-2');
1.32 sakharuk 215: if ($target eq 'web' || $target eq 'tex') {
1.172 www 216: $result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,@opt);
1.137 albertel 217: $Apache::lonxml::post_evaluate=0;
1.25 albertel 218: } elsif ( $target eq 'answer') {
1.48 albertel 219: $result.=&displayanswers($max,$randomize,@opt);
1.136 foxr 220:
1.34 albertel 221: } elsif ( $target eq 'analyze') {
1.93 albertel 222: my @shown = &whichfoils($max,$randomize);
1.94 albertel 223: &Apache::response::analyze_store_foilgroup(\@shown,
224: ['text','value','location']);
1.93 albertel 225: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
226: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.22 albertel 227: } elsif ( $target eq 'grade') {
1.175 www 228:
1.174 www 229: my $nonlenient=0;
230: my $part=$Apache::inputtags::part;
231: my $lenientparm=&Apache::lonnet::EXT("resource.$part.lenient");
232:
233: if ($Apache::lonhomework::scantronmode) {
234: $nonlenient=0;
235: # Grading an exam: we are grading lenient unless told not to
236: if ($lenientparm=~/^0|off|no$/i) {
237: $nonlenient=1;
238: }
239: } else {
240: # Web mode: we are non-lenient unless told to
241: $nonlenient=1;
242: if ($lenientparm=~/^1|on|yes$/i) {
243: $nonlenient=0;
244: }
245: }
1.124 albertel 246: if ( &Apache::response::submitted()) {
1.175 www 247:
1.48 albertel 248: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 249: my $temp=1;my $name;
1.26 albertel 250: my %responsehash;
1.57 albertel 251: my %grade;
1.22 albertel 252: my $right=0;
253: my $wrong=0;
254: my $ignored=0;
1.177 raeburn 255: my ($numrows,$bubbles_per_row);
256: if ($Apache::lonhomework::scantronmode) {
257: my $numitems = scalar(@opt);
258: ($numrows,$bubbles_per_row) =
259: &Apache::optionresponse::getnumrows($numitems);
260: }
261: if ($numrows < 1) {
262: $numrows = 1;
263: }
1.22 albertel 264: foreach $name (@whichopt) {
1.177 raeburn 265: my $response;
266: if ($env{'form.submitted'} eq 'scantron') {
267: if ($numrows > 1) {
268: my $num = $temp;
269: my $totalnum;
270: for (my $i=0; $i<$numrows; $i++) {
271: my $item = &Apache::response::getresponse($num);
272: if ($item =~ /^\d+$/) {
273: $totalnum = $i*$bubbles_per_row + $item;
274: }
275: $num ++;
276: }
277: if ($totalnum =~ /^\d+$/) {
278: $response = $opt[$totalnum];
279: }
280: $temp += $numrows;
281: } else {
1.178 ! raeburn 282: $response=&Apache::response::getresponse($temp);
1.177 raeburn 283: if ($response=~/\S/) {
284: $response = $opt[$response];
285: }
286: $temp ++;
287: }
288: } else {
1.178 ! raeburn 289: $response=&Apache::response::getresponse($temp);
1.177 raeburn 290: $temp ++;
291: }
1.22 albertel 292: if ( $response =~ /[^\s]/) {
1.96 albertel 293: $responsehash{$name}=$response;
1.22 albertel 294: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 295: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 296: if ($value eq $response) {
297: $grade{$name}='1'; $right++;
298: } else {
299: $grade{$name}='0'; $wrong++;
300: }
1.22 albertel 301: } else {
302: $ignored++;
303: }
304: }
1.28 albertel 305: my $part=$Apache::inputtags::part;
1.22 albertel 306: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 307: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 308: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 309: my %previous=&Apache::response::check_for_previous($responsestr,
310: $part,$id);
1.22 albertel 311: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.75 albertel 312: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
313: $responsestr;
314: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
1.173 raeburn 315: if ($Apache::lonhomework::type eq 'randomizetry') {
316: $Apache::lonhomework::results{"resource.$part.$id.foilorder"} = &Apache::lonnet::array2str(@whichopt);
317: }
1.163 raeburn 318: if (($Apache::lonhomework::type eq 'survey') ||
319: ($Apache::lonhomework::type eq 'surveycred') ||
320: ($Apache::lonhomework::type eq 'anonsurvey') ||
321: ($Apache::lonhomework::type eq 'anonsurveycred')) {
1.121 albertel 322: if ($ignored == 0) {
1.163 raeburn 323: my $ad;
324: if ($Apache::lonhomework::type eq 'anonsurveycred') {
325: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
326: } elsif ($Apache::lonhomework::type eq 'anonsurvey') {
327: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
328: } elsif ($Apache::lonhomework::type eq 'surveycred') {
329: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED_CREDIT';
330: } else {
331: $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
332: }
1.121 albertel 333: &Apache::response::handle_previous(\%previous,$ad);
334: } elsif ($wrong==0 && $right==0) {
335: } else {
336: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
337: &Apache::response::handle_previous(\%previous,$ad);
338: }
1.174 www 339: } elsif ($nonlenient) {
340: #
341: # Non-lenient mode. All right or all wrong
342: #
1.75 albertel 343: my $ad;
344: if ($wrong==0 && $ignored==0) {
345: $ad='EXACT_ANS';
346: } elsif ($wrong==0 && $right==0) {
347: #nothing submitted
348: } else {
349: if ($ignored==0) {
350: $ad='INCORRECT';
351: } else {
352: $ad='MISSING_ANSWER';
353: }
354: }
355: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
356: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 357: } else {
1.174 www 358: #
359: # This is lenient mode
360: #
1.75 albertel 361: my $ad;
362: if ($wrong==0 && $right==0) {
1.120 albertel 363: #nothing submitted only assign a score if we
364: #need to override a previous grade
365: if (defined($Apache::lonhomework::history{"resource.$part.$id.awarddetail"})) {
366: $ad='ASSIGNED_SCORE';
367: }
1.75 albertel 368: } else {
369: $ad='ASSIGNED_SCORE';
370: }
371: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
372: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
373: $right/(scalar(@whichopt));
1.76 albertel 374: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
375: scalar(@whichopt);
1.1 albertel 376: }
1.22 albertel 377: }
1.1 albertel 378: }
1.147 foxr 379: my $part_id = $Apache::inputtags::part;
380: my $response_id = $Apache::inputtags::response[-1];
1.177 raeburn 381: my ($numrows,$bubbles_per_row);
382: if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
383: ($numrows,$bubbles_per_row) =
384: &Apache::optionresponse::getnumrows(scalar(@opt));
385: }
386: if ($numrows < 1) {
387: $numrows = 1;
388: }
389: my $increment = &getfoilcounts($max) * $numrows;
390: &Apache::lonxml::increment_counter($increment,"$part_id.$response_id");
1.146 foxr 391: if ($target eq 'analyze') {
392: &Apache::lonhomework::set_bubble_lines();
393: }
394:
1.25 albertel 395: } elsif ($target eq 'edit') {
1.22 albertel 396: $result.=&Apache::edit::end_table();
1.74 albertel 397: }
398: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.152 onken 399: if($env{'form.pdfFormFields'} ne 'yes') {
1.167 raeburn 400: $result .= '\end{itemize}';
1.152 onken 401: } else {
402: $result .= "\\\\";
403: }
1.74 albertel 404: }
1.110 albertel 405: &Apache::response::poprandomnumber();
1.22 albertel 406: return $result;
1.1 albertel 407: }
408:
409: sub getfoilcounts {
1.48 albertel 410: my ($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($error);
484: }
485: }
486:
1.1 albertel 487: sub displayfoils {
1.172 www 488: my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,@opt)=@_;
1.67 albertel 489: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.22 albertel 490: my @names = @{ $Apache::response::foilgroup{'names'} };
491: my @truelist;
492: my @falselist;
1.79 sakharuk 493: my $result;
1.22 albertel 494: my $name;
1.101 albertel 495: my $displayoptionintex=1;
1.72 sakharuk 496: my @alphabet = ('A'..'Z');
1.48 albertel 497: my @whichopt = &whichfoils($max,$randomize);
1.106 albertel 498: &check_for_invalid(\@whichopt,\@opt);
1.28 albertel 499: my $part=$Apache::inputtags::part;
500: my $id=$Apache::inputtags::response[-1];
1.62 albertel 501: my $break;
1.86 albertel 502: if ( ($target ne 'tex') &&
503: &Apache::response::show_answer() ) {
1.90 albertel 504: my $temp=1;
1.22 albertel 505: foreach $name (@whichopt) {
1.62 albertel 506: my $text=$Apache::response::foilgroup{$name.'.text'};
1.163 raeburn 507: my $lastresp;
508: unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'}))) {
509: $lastresp = $Apache::lonhomework::history{"resource.$part.$id.submission"};
510: }
511: my %lastresponse=&Apache::lonnet::str2hash($lastresp);
1.90 albertel 512: my $lastopt=$lastresponse{$name};
1.101 albertel 513: if ($text!~/^\s*$/) { $break='<br />'; }
1.62 albertel 514: $result.=$break;
1.113 sakharuk 515: if ($target eq 'web') {
1.62 albertel 516: my $value=$Apache::response::foilgroup{$name.'.value'};
517: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
518: if ($text=~/^\s*$/) {
519: $text=$value.$text;
520: } else {
1.127 albertel 521: $text='<b>'.$value.':</b> '.$text;
1.62 albertel 522: }
1.95 albertel 523: } else {
1.170 raeburn 524: if (@whichopt > 1) {
525: $text='•'.$text;
526: }
1.62 albertel 527: }
528: $result.=$text."\n";
1.112 sakharuk 529: }
1.58 sakharuk 530: if ($Apache::lonhomework::type eq 'exam') {
1.90 albertel 531: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.58 sakharuk 532: }
1.90 albertel 533: $temp++;
1.22 albertel 534: }
535: } else {
536: my $temp=1;
1.173 raeburn 537: my %lastresponse;
538: my $newvariation;
539: if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') ||
540: ($Apache::lonhomework::type eq 'randomizetry')) &&
541: ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
542: if ($env{'form.'.$part.'.rndseed'} ne
543: $Apache::lonhomework::history{"resource.$part.rndseed"}) {
544: $newvariation = 1;
545: }
546: }
547: unless ($newvariation) {
548: %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
549: }
1.79 sakharuk 550: my $internal_counter=$Apache::lonxml::counter;
1.161 www 551: my $checkboxopt=&check_box_opt($target,$checkboxvalue,@opt);
1.160 www 552: if ($checkboxopt) {
1.172 www 553: $result.='<br />'.
554: ($checkboxchoices?&mt('Choices: ').'<b>'.$opt[0].','.$opt[1].'</b>. ':'').
1.168 www 555: &mt('Select all that are <b>[_1]</b>.',$checkboxopt);
1.160 www 556: }
1.22 albertel 557: foreach $name (@whichopt) {
1.62 albertel 558: my $text=$Apache::response::foilgroup{$name.'.text'};
559: if ($text!~/^\s*$/) {
560: if ($target eq 'tex') {
561: $break='\vskip 0 mm ';
562: } elsif ($target eq 'web') {
563: $break='<br />';
564: }
565: }
1.28 albertel 566: my $lastopt=$lastresponse{$name};
567: my $optionlist="<option></option>\n";
1.152 onken 568:
1.158 onken 569: if($target eq 'tex' and $env{'form.pdfFormFields'} eq 'yes'
570: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.152 onken 571: my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&optionresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
572: $optionlist = &Apache::lonxml::print_pdf_start_combobox($fieldname);
573: }
574:
1.126 albertel 575: foreach my $option (@opt) {
576: my $escopt=&HTML::Entities::encode($option,'\'"&<>');
1.152 onken 577: if ($option eq $lastopt) {
1.158 onken 578: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 onken 579: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
580: && $Apache::lonhomework::type ne 'exam') {
1.152 onken 581: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
582: } else {
583: $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";
584: }
585: } else {
1.158 onken 586: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 onken 587: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
588: && $Apache::lonhomework::type ne 'exam') {
1.152 onken 589: $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
590: } else {
591: $optionlist.="<option value='".$escopt."'>$option</option>\n";
592: }
593: }
1.28 albertel 594: }
1.32 sakharuk 595: if ($target ne 'tex') {
1.72 sakharuk 596: if ($Apache::lonhomework::type ne 'exam') {
1.159 www 597: # we are on the web, this is not an exam, and the problem can be answered
598: if ($checkboxopt) {
599: # generate checkboxes
600: my $fieldname=$Apache::inputtags::response['-1'].':'.$temp;
601: my $altopt=$opt[0];
602: if ($opt[0] eq $checkboxopt) {
603: $altopt=$opt[1];
604: }
605: my $defopt=$lastopt;
606: unless ($defopt) { $defopt=$altopt; }
607: my $escdefopt=&HTML::Entities::encode($defopt,'\'"&<>');
608: my $esccheckboxopt=&HTML::Entities::encode($checkboxopt,'\'"&<>');
609: my $escaltopt=&HTML::Entities::encode($altopt,'\'"&<>');
610: # checkboxopt is how the box is labelled
611: # altopt is the alternative option
612: # lastopt is what the user submitted before
613: # defopt is what the field is going to start out with: either previous choice or altopt
614: # fieldname is this input field's name after HWVAL_
615: $optionlist='<input type="hidden" name="HWVAL_'.$fieldname.'" value="'.$escdefopt.'" />'.
1.160 www 616: '<input type="checkbox" name="HWCHK_'.$fieldname.'" onclick="javascript:if (this.form.elements[\'HWCHK_'.
617: $fieldname.'\'].checked) { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$esccheckboxopt.'\'; } else { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$escaltopt.'\'; };setSubmittedPart(\''.$part.'\');"'.($defopt eq $checkboxopt?' checked="checked"':'')." />\n";
1.159 www 618: } else {
619: # classic selection list
620: $optionlist='<select onchange="javascript:setSubmittedPart(\''.
1.139 albertel 621: $part.'\');" name="HWVAL_'.
1.101 albertel 622: $Apache::inputtags::response['-1'].':'.$temp.'">'.
1.59 albertel 623: $optionlist."</select>\n";
1.159 www 624: }
1.101 albertel 625: } else {
626: $optionlist='<u>'.(' 'x10).'</u>';
1.72 sakharuk 627: }
1.101 albertel 628: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
629: if ($Apache::lonhomework::type ne 'exam') {
1.170 raeburn 630: if (@whichopt > 1) {
631: $text='•'.$text;
632: }
1.101 albertel 633: }
1.95 albertel 634: } else {
1.101 albertel 635: if ($Apache::lonhomework::type ne 'exam') {
636: $text=$optionlist.$text;
637: }
1.59 albertel 638: }
1.62 albertel 639: $result.=$break.$text."\n";
1.49 sakharuk 640: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 641: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.49 sakharuk 642: }
1.32 sakharuk 643: $temp++;
644: } else {
1.101 albertel 645: my $texoptionlist='';
646: if ($displayoptionintex &&
647: $Apache::lonhomework::type ne 'exam') {
1.107 sakharuk 648: $texoptionlist = &optionlist_correction($TeXlayout,@opt);
1.101 albertel 649: }
650: if ($text=~/<drawoptionlist\s*\/>/) {
1.136 foxr 651: $text=~s|<drawoptionlist\s*\/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |g;
1.101 albertel 652: }
653:
654: if ($text=~m/\\item /) {
1.50 sakharuk 655: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 656: $text=~s/\\item/\\vskip 2 mm/;
1.152 onken 657: } elsif ($env{'form.pdfFormFields'} ne 'yes') {
658: $result.= $texoptionlist.$text;
659: }
660: } else {
1.101 albertel 661: if ($Apache::lonhomework::type eq 'exam') {
662: $result.= $texoptionlist.' '.$text;
1.152 onken 663: } elsif ($env{'form.pdfFormFields'} ne 'yes') {
664: if ($text=~/\S/) {
665: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
666: } else {
667: $result.= $texoptionlist;
668: }
1.50 sakharuk 669: }
1.32 sakharuk 670: }
1.101 albertel 671: if ($Apache::lonhomework::type eq 'exam') {
1.165 foxr 672: $result.='\vskip -1 mm\noindent';
1.177 raeburn 673: my ($numrows,$bubbles_per_row) = &getnumrows(scalar(@opt));
674: if ($numrows == 1) {
675: $result .= '\textbf{'.$internal_counter.'}. \vskip -3mm';
676: } else {
677: my $linetext;
678: for (my $i=0; $i<$numrows; $i++) {
679: $linetext .= $internal_counter+$i.', ';
680: }
681: $linetext =~ s/,\s$//;
682: $result .= '\small {\textbf{'.$linetext.'}} '.
683: '\hskip 2 mm {\footnotesize '.
684: &mt('(Bubble once in [_1] lines)',$numrows).
685: '} \vskip 1 mm';
686: }
687: $result.= &bubbles(\@alphabet,\@opt,undef,undef,$numrows,
688: $bubbles_per_row,$internal_counter).
689: ' \strut ';
690: $internal_counter += $numrows;
1.101 albertel 691: }
1.158 onken 692: if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
1.164 onken 693: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
694: && $Apache::lonhomework::type ne 'exam') {
1.158 onken 695: $text =~ s/\\item//m;
1.152 onken 696: $result .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
697: $temp++;
698: }
1.101 albertel 699: $displayoptionintex=0;
1.62 albertel 700: }
1.1 albertel 701: }
1.62 albertel 702: }
1.138 albertel 703:
704: if ($target eq 'web') {
1.173 raeburn 705: my $data = [\@whichopt,'submissiongrading'];
706: my $questiontype;
707: if ($Apache::lonhomework::type eq 'randomizetry') {
708: $questiontype = $Apache::lonhomework::type,
709: }
710: &Apache::response::setup_prior_tries_hash(\&Apache::rankresponse::format_prior_answer,$data,$questiontype);
1.138 albertel 711: }
712:
1.32 sakharuk 713: if ($target ne 'tex') {
1.62 albertel 714: return $result.$break;
715: } else {
1.32 sakharuk 716: return $result;
1.22 albertel 717: }
1.50 sakharuk 718: }
719:
720:
721: sub optionlist_correction {
1.107 sakharuk 722: my ($TeXlayout,@options) = @_;
1.150 bisitz 723: my $texoptionlist='\\item [] '.&mt('Choices:').' ';
1.107 sakharuk 724: if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
1.101 albertel 725: if (scalar(@options) > 0) {
726: foreach my $option (@options) {
727: $texoptionlist.='{\bf '.
1.135 albertel 728: &Apache::lonxml::latex_special_symbols($option).
1.107 sakharuk 729: '}';
730: if ($TeXlayout eq 'vertical') {
731: $texoptionlist.=' \vskip 0 mm ',
732: } else {
1.115 sakharuk 733: $texoptionlist.=', ';
1.107 sakharuk 734: }
1.101 albertel 735: }
1.116 albertel 736: $texoptionlist=~s/, $//;
1.107 sakharuk 737: if ($TeXlayout ne 'vertical') {$texoptionlist.='.';}
1.80 sakharuk 738: } else {
1.107 sakharuk 739: if ($TeXlayout ne 'vertical') {$texoptionlist='\\item [] \\vskip -5 mm';}
1.80 sakharuk 740: }
1.50 sakharuk 741: return $texoptionlist;
1.58 sakharuk 742: }
743:
744:
745: sub webbubbles {
1.90 albertel 746: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
1.58 sakharuk 747: my @opt=@$ropt;
748: my @alphabet=@$ralphabet;
749: my $result='';
1.90 albertel 750: my $number_of_bubbles = $#opt + 1;
751: $result.= '<table border="1"><tr>';
752: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
753: my $checked='';
754: if ($lastopt eq $opt[$ind]) {
755: $checked=' checked="on" ';
1.58 sakharuk 756: }
1.90 albertel 757: $result.='<td><input type="radio" name="HWVAL_'.
758: $Apache::inputtags::response['-1'].':'.$temp.
1.111 albertel 759: '" value="'.$opt[$ind].'" '.$checked.' />';
760: if ($alphabet[$ind]) {
761: $result.=$alphabet[$ind].': ';
762: }
763: $result.=$opt[$ind].'</td>';
1.90 albertel 764: }
765: $result.='</tr></table>';
766: return $result;
1.50 sakharuk 767: }
768:
769:
770: sub bubbles {
1.177 raeburn 771: my ($ralphabet,$ropt,$response,$max_width,$numrows,$bubbles_per_row,
772: $internal_counter) = @_;
1.119 albertel 773: my @alphabet = @$ralphabet;
1.50 sakharuk 774: my @opt = @$ropt;
1.51 sakharuk 775: my ($result,$head,$line) =('','','');
1.50 sakharuk 776: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 777: my $current_length = 0;
1.100 sakharuk 778: my $textwidth;
1.141 albertel 779: if (defined($max_width)) {
1.140 foxr 780: $textwidth=$max_width;
1.141 albertel 781: &Apache::lonxml::debug("Max width passed in: $max_width");
782: } elsif ($env{'form.textwidth'} ne '') {
1.125 albertel 783: $env{'form.textwidth'}=~/(\d+)/;
1.100 sakharuk 784: $textwidth=$1;
1.141 albertel 785: &Apache::lonxml::debug("Max width from form: $textwidth");
1.100 sakharuk 786: } else {
1.125 albertel 787: $env{'form.textwidth'}=~/(\d*)\.?(\d*)/;
1.102 sakharuk 788: $textwidth=$1.'.'.$2;
1.141 albertel 789: &Apache::lonxml::debug("Max width defaults? $textwidth");
1.100 sakharuk 790: }
1.141 albertel 791: &Apache::lonxml::debug("Final maxwidth: $textwidth");
1.51 sakharuk 792: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
1.177 raeburn 793: my $item;
794: if ($numrows > 1) {
795: my $num = $internal_counter+int($ind/$bubbles_per_row);
796: my $idx = int($ind % $bubbles_per_row);
797: $item = $num.$alphabet[$idx];
798: } else {
799: $item = $alphabet[$ind];
800: }
1.99 sakharuk 801: my $leftmargin;
1.101 albertel 802: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
1.119 albertel 803: if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}
1.99 sakharuk 804: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
1.140 foxr 805:
1.177 raeburn 806: $current_length += (length($opt[$ind])+length($item)+4)*2;
807:
1.99 sakharuk 808: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
1.177 raeburn 809:
810: $line.='\hskip 4 mm {\small \textbf{'.$item.'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
1.51 sakharuk 811: $head.='lr';
812: } else {
813: $line=~s/\&\s*$//;
1.171 raeburn 814: $result.='\vskip -1 mm\noindent\setlength{\tabcolsep}{2 mm}\renewcommand{\arraystretch}{1.25}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
1.177 raeburn 815: $line = '\hskip 4 mm {\small \textbf{'.$item.'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
1.51 sakharuk 816: $head ='lr';
1.177 raeburn 817: $current_length = (length($opt[$ind])+length($item))*2;
1.51 sakharuk 818: }
819:
1.50 sakharuk 820: }
821: return $result;
1.1 albertel 822: }
823:
1.2 albertel 824: sub start_conceptgroup {
1.22 albertel 825: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
826: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 827: %Apache::response::conceptgroup=();
1.22 albertel 828: my $result;
829: if ($target eq 'edit') {
830: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 831: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
832: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 833: }
834: if ($target eq 'modified') {
835: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
836: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
837: }
838: return $result;
1.2 albertel 839: }
840:
841: sub end_conceptgroup {
1.22 albertel 842: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
843: $Apache::optionresponse::conceptgroup=0;
844: my $result='';
1.93 albertel 845: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
846: $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 847: #if not there aren't any foils to display and thus no question
1.93 albertel 848: &Apache::response::pick_foil_for_concept($target,
849: ['value','text','location'],
850: \%Apache::hint::option,
851: $parstack,$safeeval);
1.34 albertel 852: } elsif ($target eq 'edit') {
1.22 albertel 853: $result=&Apache::edit::end_table();
854: }
855: return $result;
1.2 albertel 856: }
857:
1.16 albertel 858: sub insert_conceptgroup {
1.22 albertel 859: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
860: return $result;
1.16 albertel 861: }
862:
1.1 albertel 863: sub start_foil {
1.22 albertel 864: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
865: my $result='';
1.34 albertel 866: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.105 albertel 867: &Apache::lonxml::startredirection;
868: if ($target eq 'analyze') {
869: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
870: }
1.25 albertel 871: } elsif ($target eq 'edit') {
1.22 albertel 872: $result=&Apache::edit::tag_start($target,$token,"Foil");
873: my $level='-2';
874: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
875: my @opt;
876: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
877: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 878: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
879: ['unused',(@opt)],$token,'15');
880: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
881: $safeeval,'-3');
882: if ($randomize ne 'no') {
883: $result.=&Apache::edit::select_arg('Location:','location',
884: ['random','top','bottom'],$token);
885: }
1.30 matthew 886: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 887: } elsif ($target eq 'modified') {
1.48 albertel 888: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
889: 'value','name','location');
1.22 albertel 890: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 891: }
1.22 albertel 892: return $result;
1.1 albertel 893: }
894:
895: sub end_foil {
1.22 albertel 896: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
897: my $text ='';
898: my $result = '';
1.88 albertel 899: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 900: $text=&Apache::lonxml::endredirection;
1.114 sakharuk 901: if ($target eq 'tex') {$text=~s/\\strut\s*\\\\\s*\\strut/\\vskip 0 mm/;}
1.107 sakharuk 902: if (($target eq 'tex') and ($Apache::lonhomework::type ne 'exam') and ($text=~/\S/)) {$text = '\vspace*{-2 mm}\item '.$text;}
1.32 sakharuk 903: }
904: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 905: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 906: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.122 albertel 907: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
908: $text='\vskip 5mm $\triangleright$ '.$text;
909: }
1.22 albertel 910: if ($value ne 'unused') {
911: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
912: &Apache::lonxml::debug("Got a name of :$name:");
1.129 albertel 913: if ($name eq "") {
1.151 bisitz 914: &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
1.123 albertel 915: $name=$Apache::lonxml::curdepth;
916: }
1.176 www 917: if ($name eq "0") {
918: &Apache::lonxml::error(&mt('Foil name [_1] is not supported. Please choose another name.','<b><tt>'.$name.'</tt></b>'));
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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