Annotation of loncom/homework/optionresponse.pm, revision 1.111
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.111 ! albertel 4: # $Id: optionresponse.pm,v 1.110 2004/05/27 04:25:13 albertel 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: #
1.1 albertel 28: package Apache::optionresponse;
29: use strict;
1.103 albertel 30: use Apache::response();
31: use Apache::lonlocal;
1.1 albertel 32:
1.31 harris41 33: BEGIN {
1.1 albertel 34: &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
35: }
36:
37: sub start_optionresponse {
1.22 albertel 38: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
39: my $result='';
1.29 albertel 40: #when in a option response use these
1.22 albertel 41: &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
42: push (@Apache::lonxml::namespace,'optionresponse');
43: my $id = &Apache::response::start_response($parstack,$safeeval);
1.57 albertel 44: %Apache::hint::option=();
1.103 albertel 45: undef(%Apache::response::foilnames);
1.22 albertel 46: if ($target eq 'edit') {
1.23 albertel 47: $result.=&Apache::edit::start_table($token).
1.98 www 48: "<tr><td>Multiple Option Response Question ".
49: &Apache::loncommon::help_open_topic('Option_Response_Problems')."</td><td>Delete:".
1.23 albertel 50: &Apache::edit::deletelist($target,$token)
1.30 matthew 51: ."</td><td> ".
52: &Apache::edit::end_row().
53: &Apache::edit::start_spanning_row().
54: "\n";
1.48 albertel 55: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
56: $token,'4').
57: &Apache::edit::select_arg('Randomize Foil Order','randomize',
58: ['yes','no'],$token).
1.108 albertel 59: &Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',
60: [['horizontal',&mt('Normal list')],
61: ['vertical',&mt('Listed in a vertical column')]],$token).
1.48 albertel 62: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.34 albertel 63: } elsif ($target eq 'modified') {
1.23 albertel 64: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.108 albertel 65: $safeeval,'max','randomize',
66: 'TeXlayout');
1.22 albertel 67: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.34 albertel 68: } elsif ($target eq 'meta') {
1.23 albertel 69: $result=&Apache::response::meta_package_write('optionresponse');
1.34 albertel 70: } elsif ($target eq 'analyze') {
1.93 albertel 71: my $part_id="$Apache::inputtags::part.$id";
1.34 albertel 72: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.22 albertel 73: }
74: return $result;
1.1 albertel 75: }
76:
77: sub end_optionresponse {
1.22 albertel 78: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
79: &Apache::response::end_response;
80: pop @Apache::lonxml::namespace;
1.29 albertel 81: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
1.22 albertel 82: my $result;
83: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.103 albertel 84: undef(%Apache::response::foilnames);
1.22 albertel 85: return $result;
1.1 albertel 86: }
87:
1.44 albertel 88: %Apache::response::foilgroup=();
1.1 albertel 89: sub start_foilgroup {
1.22 albertel 90: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
91:
92: my $result='';
1.44 albertel 93: %Apache::response::foilgroup=();
1.22 albertel 94: $Apache::optionresponse::conceptgroup=0;
1.110 albertel 95: &Apache::response::pushrandomnumber();
1.22 albertel 96: if ($target eq 'edit') {
97: my $optionlist="<option></option>\n";
98: my $option;
99: my @opt;
100: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
101: my $count=1;
102: foreach $option (@opt) {
103: $optionlist.="<option value=\"$count\">$option</option>\n";
104: $count++;
105: }
106: my $insertlist=&Apache::edit::insertlist($target,$token);
107: $result.=&Apache::edit::start_table($token);
108: $result.= (<<ENDTABLE);
109: <tr><td>Select Options</td>
1.13 albertel 110: <td>
111: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
112: </td>
113: <td>Delete an Option:
114: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
115: ENDTABLE
1.30 matthew 116: $result.= &Apache::edit::end_row();
117: $result.= &Apache::edit::start_spanning_row();
118: $result.= $insertlist.'<br />';
1.22 albertel 119: }
120: if ($target eq 'modified') {
121: my @options;
122: my $optchanged=0;
123: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
124: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
125: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
126: &Apache::lonxml::debug("Deleting :$delopt:");
127: splice(@options,$delopt-1,1);
128: $optchanged=1;
129: }
130: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
131: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
132: if ($options[0]) {
133: push(@options,$newopt);
134: } else {
135: $options[0]=$newopt;
136: }
137: $optchanged=1;
138: }
139: if ($optchanged) {
140: $result = "<foilgroup options=\"(";
141: foreach my $option (@options) {
1.41 albertel 142: $option=~s/\'/\\\'/g;
1.22 albertel 143: &Apache::lonxml::debug("adding option :$option:");
144: $result .="'".$option."',";
145: }
146: chop $result;
147: $result.=')">';
148: } # else nothing changed so just use the default mechanism
149: }
1.68 sakharuk 150: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.109 albertel 151: $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}
152: \begin{enumerate} ';
1.42 sakharuk 153: }
1.22 albertel 154: return $result;
1.1 albertel 155: }
156:
157: sub end_foilgroup {
1.22 albertel 158: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
159:
160: my $result;
1.94 albertel 161: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
162: $target eq 'tex' || $target eq 'analyze') {
1.81 sakharuk 163: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
1.22 albertel 164: my $name;
165: my @opt;
166: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.108 albertel 167: my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
168: -2,0);
1.81 sakharuk 169: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
1.22 albertel 170: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 171: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
172: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
173: $safeeval,'-2');
1.32 sakharuk 174: if ($target eq 'web' || $target eq 'tex') {
1.107 sakharuk 175: $result.=&displayfoils($target,$max,$randomize,$TeXlayout,@opt);
1.25 albertel 176: } elsif ( $target eq 'answer') {
1.48 albertel 177: $result.=&displayanswers($max,$randomize,@opt);
1.34 albertel 178: } elsif ( $target eq 'analyze') {
1.93 albertel 179: my @shown = &whichfoils($max,$randomize);
1.94 albertel 180: &Apache::response::analyze_store_foilgroup(\@shown,
181: ['text','value','location']);
1.93 albertel 182: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
183: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.22 albertel 184: } elsif ( $target eq 'grade') {
185: if ( defined $ENV{'form.submitted'}) {
1.48 albertel 186: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 187: my $temp=1;my $name;
1.26 albertel 188: my %responsehash;
1.57 albertel 189: my %grade;
1.22 albertel 190: my $right=0;
191: my $wrong=0;
192: my $ignored=0;
193: foreach $name (@whichopt) {
1.74 albertel 194: my $response=&Apache::response::getresponse($temp);
195: if ($ENV{'form.submitted'} eq 'scantron') {
196: $response = $opt[$response];
197: }
1.22 albertel 198: if ( $response =~ /[^\s]/) {
1.96 albertel 199: $responsehash{$name}=$response;
1.22 albertel 200: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 201: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 202: if ($value eq $response) {
203: $grade{$name}='1'; $right++;
204: } else {
205: $grade{$name}='0'; $wrong++;
206: }
1.22 albertel 207: } else {
208: $ignored++;
209: }
210: $temp++;
211: }
1.28 albertel 212: my $part=$Apache::inputtags::part;
1.22 albertel 213: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 214: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 215: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 216: my %previous=&Apache::response::check_for_previous($responsestr,
217: $part,$id);
1.22 albertel 218: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.75 albertel 219: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
220: $responsestr;
221: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
222:
223: if (!$Apache::lonhomework::scantronmode) {
224: my $ad;
225: if ($wrong==0 && $ignored==0) {
226: $ad='EXACT_ANS';
227: } elsif ($wrong==0 && $right==0) {
228: #nothing submitted
229: } else {
230: if ($ignored==0) {
231: $ad='INCORRECT';
232: } else {
233: $ad='MISSING_ANSWER';
234: }
235: }
236: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
237: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 238: } else {
1.75 albertel 239: my $ad;
240: if ($wrong==0 && $right==0) {
241: #nothing submitted
242: } else {
243: $ad='ASSIGNED_SCORE';
244: }
245: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
246: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
247: $right/(scalar(@whichopt));
1.76 albertel 248: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
249: scalar(@whichopt);
1.1 albertel 250: }
1.22 albertel 251: }
1.1 albertel 252: }
1.92 sakharuk 253: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.25 albertel 254: } elsif ($target eq 'edit') {
1.22 albertel 255: $result.=&Apache::edit::end_table();
1.74 albertel 256: }
257: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
258: $result .= '\end{enumerate}';
259: }
1.110 albertel 260: &Apache::response::poprandomnumber();
1.22 albertel 261: return $result;
1.1 albertel 262: }
263:
264: sub getfoilcounts {
1.48 albertel 265: my ($max)=@_;
1.22 albertel 266: # +1 since instructors will count from 1
267: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 268: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 269: if ($count>$max) { $count=$max }
270: &Apache::lonxml::debug("Count is $count from $max");
271: return $count;
1.1 albertel 272: }
273:
274: sub whichfoils {
1.77 albertel 275: my ($max,$randomize)=@_;
276: return &Apache::response::whichorder($max,$randomize,
277: &Apache::response::showallfoils(),
278: \%Apache::response::foilgroup);
1.1 albertel 279: }
280:
1.25 albertel 281: sub displayanswers {
1.48 albertel 282: my ($max,$randomize,@opt)=@_;
1.67 albertel 283: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.25 albertel 284: my @names = @{ $Apache::response::foilgroup{'names'} };
1.48 albertel 285: my @whichopt = &whichfoils($max,$randomize);
1.25 albertel 286: my $result=&Apache::response::answer_header('optionresponse');
287: foreach my $name (@whichopt) {
288: $result.=&Apache::response::answer_part('optionresponse',
289: $Apache::response::foilgroup{$name.'.value'})
290: }
291: $result.=&Apache::response::answer_footer('optionresponse');
292: return $result;
293: }
294:
1.106 albertel 295: sub check_for_invalid {
296: my ($names,$options) = @_;
297: my %bad_names;
298: foreach my $name (@{ $names }) {
299: my $value=$Apache::response::foilgroup{$name.'.value'};
300: my $found=0;
301: foreach my $option (@{ $options }) {
302: if ($value eq $option) { $found=1; }
303: }
304: if (!$found) { $bad_names{$name}=$value; }
305: }
306: if (%bad_names) {
307: my $error=&mt('The question can not be gotten correct, '.
308: 'the following foils in the <optionresponse> '.
309: 'have invalid correct options').' <br /><tt>'.
310: join('<br />',(map { $_=&mt("[_1] with value [_2]",$_,$bad_names{$_}) } (keys(%bad_names)))).
311: "</tt>";
312: &Apache::lonxml::error($error);
313: }
314: }
315:
1.1 albertel 316: sub displayfoils {
1.107 sakharuk 317: my ($target,$max,$randomize,$TeXlayout,@opt)=@_;
1.67 albertel 318: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.22 albertel 319: my @names = @{ $Apache::response::foilgroup{'names'} };
320: my @truelist;
321: my @falselist;
1.79 sakharuk 322: my $result;
1.22 albertel 323: my $name;
1.101 albertel 324: my $displayoptionintex=1;
1.72 sakharuk 325: my @alphabet = ('A'..'Z');
1.48 albertel 326: my @whichopt = &whichfoils($max,$randomize);
1.106 albertel 327: &check_for_invalid(\@whichopt,\@opt);
1.28 albertel 328: my $part=$Apache::inputtags::part;
329: my $id=$Apache::inputtags::response[-1];
1.62 albertel 330: my $break;
1.65 albertel 331: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
1.86 albertel 332: if ( ($target ne 'tex') &&
333: &Apache::response::show_answer() ) {
1.90 albertel 334: my $temp=1;
1.22 albertel 335: foreach $name (@whichopt) {
1.62 albertel 336: my $text=$Apache::response::foilgroup{$name.'.text'};
1.90 albertel 337: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
338: my $lastopt=$lastresponse{$name};
1.101 albertel 339: if ($text!~/^\s*$/) { $break='<br />'; }
1.62 albertel 340: $result.=$break;
341: if ($target eq 'web') {
342: my $value=$Apache::response::foilgroup{$name.'.value'};
343: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
344: if ($text=~/^\s*$/) {
345: $text=$value.$text;
346: } else {
347: $text=$value.': '.$text;
348: }
1.95 albertel 349: } else {
350: $text='•'.$text;
1.62 albertel 351: }
352: $result.=$text."\n";
1.32 sakharuk 353: }
1.58 sakharuk 354: if ($Apache::lonhomework::type eq 'exam') {
1.90 albertel 355: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.58 sakharuk 356: }
1.90 albertel 357: $temp++;
1.22 albertel 358: }
359: } else {
360: my $temp=1;
1.28 albertel 361: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
1.79 sakharuk 362: my $internal_counter=$Apache::lonxml::counter;
1.22 albertel 363: foreach $name (@whichopt) {
1.62 albertel 364: my $text=$Apache::response::foilgroup{$name.'.text'};
365: if ($text!~/^\s*$/) {
366: if ($target eq 'tex') {
367: $break='\vskip 0 mm ';
368: } elsif ($target eq 'web') {
369: $break='<br />';
370: }
371: }
1.28 albertel 372: my $lastopt=$lastresponse{$name};
373: my $optionlist="<option></option>\n";
374: my $option;
375: foreach $option (@opt) {
376: if ($option eq $lastopt) {
377: $optionlist.="<option selected=\"on\">$option</option>\n";
378: } else {
379: $optionlist.="<option>$option</option>\n";
380: }
381: }
1.32 sakharuk 382: if ($target ne 'tex') {
1.72 sakharuk 383: if ($Apache::lonhomework::type ne 'exam') {
1.101 albertel 384: $optionlist='<select name="HWVAL_'.
385: $Apache::inputtags::response['-1'].':'.$temp.'">'.
1.59 albertel 386: $optionlist."</select>\n";
1.101 albertel 387: } else {
388: $optionlist='<u>'.(' 'x10).'</u>';
1.72 sakharuk 389: }
1.101 albertel 390: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
391: if ($Apache::lonhomework::type ne 'exam') {
392: $text='•'.$text;
393: }
1.95 albertel 394: } else {
1.101 albertel 395: if ($Apache::lonhomework::type ne 'exam') {
396: $text=$optionlist.$text;
397: }
1.59 albertel 398: }
1.62 albertel 399: $result.=$break.$text."\n";
1.49 sakharuk 400: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 401: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.49 sakharuk 402: }
1.32 sakharuk 403: $temp++;
404: } else {
1.101 albertel 405: my $texoptionlist='';
406: if ($displayoptionintex &&
407: $Apache::lonhomework::type ne 'exam') {
1.107 sakharuk 408: $texoptionlist = &optionlist_correction($TeXlayout,@opt);
1.101 albertel 409: }
410: if ($text=~/<drawoptionlist\s*\/>/) {
411: $text=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
412: }
413:
414: if ($text=~m/\\item /) {
1.50 sakharuk 415: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 416: $text=~s/\\item/\\vskip 2 mm/;
1.50 sakharuk 417: }
1.101 albertel 418: $result.= $texoptionlist.$text;
1.32 sakharuk 419: } else {
1.101 albertel 420: if ($Apache::lonhomework::type eq 'exam') {
421: $result.= $texoptionlist.' '.$text;
1.46 sakharuk 422: } else {
1.107 sakharuk 423: if ($text=~/\S/) {$result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;} else {$result.= $texoptionlist;}
1.50 sakharuk 424: }
1.32 sakharuk 425: }
1.101 albertel 426: if ($Apache::lonhomework::type eq 'exam') {
427: $result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.
428: $internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).
429: '\end{enumerate} \vskip -8 mm \strut ';
430: $internal_counter++;
431: }
432: $displayoptionintex=0;
1.62 albertel 433: }
1.1 albertel 434: }
1.62 albertel 435: }
1.32 sakharuk 436: if ($target ne 'tex') {
1.62 albertel 437: return $result.$break;
438: } else {
1.32 sakharuk 439: return $result;
1.22 albertel 440: }
1.50 sakharuk 441: }
442:
443:
444: sub optionlist_correction {
1.107 sakharuk 445: my ($TeXlayout,@options) = @_;
1.101 albertel 446: my $texoptionlist='\\item [] Choices: ';
1.107 sakharuk 447: if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
1.101 albertel 448: if (scalar(@options) > 0) {
449: foreach my $option (@options) {
450: $texoptionlist.='{\bf '.
451: &Apache::lonxml::latex_special_symbols($option).
1.107 sakharuk 452: '}';
453: if ($TeXlayout eq 'vertical') {
454: $texoptionlist.=' \vskip 0 mm ',
455: } else {
456: $texoptionlist.=',';
457: }
1.101 albertel 458: }
459: chop($texoptionlist);
1.107 sakharuk 460: if ($TeXlayout ne 'vertical') {$texoptionlist.='.';}
1.80 sakharuk 461: } else {
1.107 sakharuk 462: if ($TeXlayout ne 'vertical') {$texoptionlist='\\item [] \\vskip -5 mm';}
1.80 sakharuk 463: }
1.50 sakharuk 464: return $texoptionlist;
1.58 sakharuk 465: }
466:
467:
468: sub webbubbles {
1.90 albertel 469: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
1.58 sakharuk 470: my @opt=@$ropt;
471: my @alphabet=@$ralphabet;
472: my $result='';
1.90 albertel 473: my $number_of_bubbles = $#opt + 1;
474: $result.= '<table border="1"><tr>';
475: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
476: my $checked='';
477: if ($lastopt eq $opt[$ind]) {
478: $checked=' checked="on" ';
1.58 sakharuk 479: }
1.90 albertel 480: $result.='<td><input type="radio" name="HWVAL_'.
481: $Apache::inputtags::response['-1'].':'.$temp.
1.111 ! albertel 482: '" value="'.$opt[$ind].'" '.$checked.' />';
! 483: if ($alphabet[$ind]) {
! 484: $result.=$alphabet[$ind].': ';
! 485: }
! 486: $result.=$opt[$ind].'</td>';
1.90 albertel 487: }
488: $result.='</tr></table>';
489: return $result;
1.50 sakharuk 490: }
491:
492:
493: sub bubbles {
494: my ($ralphabit,$ropt) = @_;
495: my @alphabet = @$ralphabit;
496: my @opt = @$ropt;
1.51 sakharuk 497: my ($result,$head,$line) =('','','');
1.50 sakharuk 498: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 499: my $current_length = 0;
1.100 sakharuk 500: my $textwidth;
501: if ($ENV{'form.textwidth'} ne '') {
502: $ENV{'form.textwidth'}=~/(\d+)/;
503: $textwidth=$1;
504: } else {
1.102 sakharuk 505: $ENV{'textwidth'}=~/(\d*)\.?(\d*)/;
506: $textwidth=$1.'.'.$2;
1.100 sakharuk 507: }
1.51 sakharuk 508: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
1.99 sakharuk 509: my $leftmargin;
1.101 albertel 510: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
1.99 sakharuk 511: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
1.102 sakharuk 512: $current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
1.99 sakharuk 513: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
1.51 sakharuk 514: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
515: $head.='lr';
516: } else {
517: $line=~s/\&\s*$//;
1.107 sakharuk 518: $result.='\vskip -2 mm\noindent\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
1.51 sakharuk 519: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
520: $head ='lr';
521: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
522: }
523:
1.50 sakharuk 524: }
525: return $result;
1.1 albertel 526: }
527:
1.22 albertel 528:
1.2 albertel 529: sub start_conceptgroup {
1.22 albertel 530: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
531: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 532: %Apache::response::conceptgroup=();
1.22 albertel 533: my $result;
534: if ($target eq 'edit') {
535: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 536: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
537: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 538: }
539: if ($target eq 'modified') {
540: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
541: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
542: }
543: return $result;
1.2 albertel 544: }
545:
546: sub end_conceptgroup {
1.22 albertel 547: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
548: $Apache::optionresponse::conceptgroup=0;
549: my $result='';
1.93 albertel 550: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
551: $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 552: #if not there aren't any foils to display and thus no question
1.93 albertel 553: &Apache::response::pick_foil_for_concept($target,
554: ['value','text','location'],
555: \%Apache::hint::option,
556: $parstack,$safeeval);
1.34 albertel 557: } elsif ($target eq 'edit') {
1.22 albertel 558: $result=&Apache::edit::end_table();
559: }
560: return $result;
1.2 albertel 561: }
562:
1.16 albertel 563: sub insert_conceptgroup {
1.22 albertel 564: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
565: return $result;
1.16 albertel 566: }
567:
1.1 albertel 568: sub start_foil {
1.22 albertel 569: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
570: my $result='';
1.34 albertel 571: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.105 albertel 572: &Apache::lonxml::startredirection;
573: if ($target eq 'analyze') {
574: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
575: }
1.25 albertel 576: } elsif ($target eq 'edit') {
1.22 albertel 577: $result=&Apache::edit::tag_start($target,$token,"Foil");
578: my $level='-2';
579: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
580: my @opt;
581: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
582: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 583: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
584: ['unused',(@opt)],$token,'15');
585: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
586: $safeeval,'-3');
587: if ($randomize ne 'no') {
588: $result.=&Apache::edit::select_arg('Location:','location',
589: ['random','top','bottom'],$token);
590: }
1.30 matthew 591: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 592: } elsif ($target eq 'modified') {
1.48 albertel 593: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
594: 'value','name','location');
1.22 albertel 595: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 596: }
1.22 albertel 597: return $result;
1.1 albertel 598: }
599:
600: sub end_foil {
1.22 albertel 601: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
602: my $text ='';
603: my $result = '';
1.88 albertel 604: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 605: $text=&Apache::lonxml::endredirection;
1.107 sakharuk 606: $text=~/(\w)/;
607: if (($target eq 'tex') and ($Apache::lonhomework::type ne 'exam') and ($text=~/\S/)) {$text = '\vspace*{-2 mm}\item '.$text;}
1.32 sakharuk 608: }
609: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 610: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 611: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
612: if ($value ne 'unused') {
613: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
614: &Apache::lonxml::debug("Got a name of :$name:");
615: if (!$name) { $name=$Apache::lonxml::curdepth; }
616: &Apache::lonxml::debug("Using a name of :$name:");
1.103 albertel 617: if (defined($Apache::response::foilnames{$name})) {
618: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
619: }
1.104 albertel 620: $Apache::response::foilnames{$name}++;
1.103 albertel 621: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.39 albertel 622: if ( $Apache::optionresponse::conceptgroup
623: && !&Apache::response::showallfoils() ) {
1.22 albertel 624: push @{ $Apache::response::conceptgroup{'names'} }, $name;
625: $Apache::response::conceptgroup{"$name.value"} = $value;
1.70 albertel 626: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
1.69 sakharuk 627: $Apache::response::conceptgroup{"$name.text"} = '\vskip 4 mm $\triangleright$ '.$text;
628: } else {
1.87 sakharuk 629: $Apache::response::conceptgroup{"$name.text"} = $text;
1.69 sakharuk 630: }
1.48 albertel 631: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 632: } else {
633: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 634: $Apache::response::foilgroup{"$name.value"} = $value;
1.78 sakharuk 635: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
1.69 sakharuk 636: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
637: } else {
1.87 sakharuk 638: $Apache::response::foilgroup{"$name.text"} = $text;
1.69 sakharuk 639: }
1.48 albertel 640: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 641: }
642: }
643: }
644: if ($target eq 'edit') {
645: $result.= &Apache::edit::tag_end($target,$token,'');
646: }
647: return $result;
1.1 albertel 648: }
649:
1.7 albertel 650: sub insert_foil {
1.22 albertel 651: return '
1.15 albertel 652: <foil name="" value="unused">
1.14 albertel 653: <startouttext />
654: <endouttext />
1.7 albertel 655: </foil>';
656: }
1.1 albertel 657: 1;
658: __END__
659:
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