Annotation of loncom/homework/optionresponse.pm, revision 1.136
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.136 ! foxr 4: # $Id: optionresponse.pm,v 1.135 2006/03/15 17:10:49 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;
1.125 albertel 32: use Apache::lonnet;
1.1 albertel 33:
1.31 harris41 34: BEGIN {
1.1 albertel 35: &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
36: }
37:
38: sub start_optionresponse {
1.22 albertel 39: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
40: my $result='';
1.29 albertel 41: #when in a option response use these
1.112 sakharuk 42: &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup','drawoptionlist'));
1.22 albertel 43: push (@Apache::lonxml::namespace,'optionresponse');
44: my $id = &Apache::response::start_response($parstack,$safeeval);
1.57 albertel 45: %Apache::hint::option=();
1.103 albertel 46: undef(%Apache::response::foilnames);
1.22 albertel 47: if ($target eq 'edit') {
1.23 albertel 48: $result.=&Apache::edit::start_table($token).
1.98 www 49: "<tr><td>Multiple Option Response Question ".
50: &Apache::loncommon::help_open_topic('Option_Response_Problems')."</td><td>Delete:".
1.23 albertel 51: &Apache::edit::deletelist($target,$token)
1.30 matthew 52: ."</td><td> ".
53: &Apache::edit::end_row().
54: &Apache::edit::start_spanning_row().
55: "\n";
1.48 albertel 56: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
57: $token,'4').
58: &Apache::edit::select_arg('Randomize Foil Order','randomize',
59: ['yes','no'],$token).
1.108 albertel 60: &Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',
61: [['horizontal',&mt('Normal list')],
62: ['vertical',&mt('Listed in a vertical column')]],$token).
1.48 albertel 63: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.34 albertel 64: } elsif ($target eq 'modified') {
1.23 albertel 65: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.108 albertel 66: $safeeval,'max','randomize',
67: 'TeXlayout');
1.22 albertel 68: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.34 albertel 69: } elsif ($target eq 'meta') {
1.23 albertel 70: $result=&Apache::response::meta_package_write('optionresponse');
1.34 albertel 71: } elsif ($target eq 'analyze') {
1.93 albertel 72: my $part_id="$Apache::inputtags::part.$id";
1.34 albertel 73: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.22 albertel 74: }
75: return $result;
1.1 albertel 76: }
77:
78: sub end_optionresponse {
1.22 albertel 79: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
80: &Apache::response::end_response;
81: pop @Apache::lonxml::namespace;
1.112 sakharuk 82: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup','drawoptionlist'));
1.22 albertel 83: my $result;
84: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.103 albertel 85: undef(%Apache::response::foilnames);
1.22 albertel 86: return $result;
1.1 albertel 87: }
88:
1.44 albertel 89: %Apache::response::foilgroup=();
1.1 albertel 90: sub start_foilgroup {
1.22 albertel 91: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
92:
93: my $result='';
1.44 albertel 94: %Apache::response::foilgroup=();
1.22 albertel 95: $Apache::optionresponse::conceptgroup=0;
1.110 albertel 96: &Apache::response::pushrandomnumber();
1.22 albertel 97: if ($target eq 'edit') {
98: my $optionlist="<option></option>\n";
99: my $option;
100: my @opt;
101: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
102: my $count=1;
103: foreach $option (@opt) {
104: $optionlist.="<option value=\"$count\">$option</option>\n";
105: $count++;
106: }
107: my $insertlist=&Apache::edit::insertlist($target,$token);
108: $result.=&Apache::edit::start_table($token);
109: $result.= (<<ENDTABLE);
110: <tr><td>Select Options</td>
1.13 albertel 111: <td>
112: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
113: </td>
114: <td>Delete an Option:
115: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
116: ENDTABLE
1.132 albertel 117: $result.= &Apache::edit::checked_arg('Print options:','texoptions',
118: [ ['nochoice','Don\'t show option list'] ]
119: ,$token);
1.30 matthew 120: $result.= &Apache::edit::end_row();
121: $result.= &Apache::edit::start_spanning_row();
122: $result.= $insertlist.'<br />';
1.22 albertel 123: }
124: if ($target eq 'modified') {
125: my @options;
126: my $optchanged=0;
127: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.125 albertel 128: if ($env{"form.$Apache::lonxml::curdepth.deleteopt"}) {
129: my $delopt=$env{"form.$Apache::lonxml::curdepth.deleteopt"};
1.22 albertel 130: &Apache::lonxml::debug("Deleting :$delopt:");
131: splice(@options,$delopt-1,1);
132: $optchanged=1;
133: }
1.125 albertel 134: if ($env{"form.$Apache::lonxml::curdepth.options"}) {
135: my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};
1.22 albertel 136: if ($options[0]) {
137: push(@options,$newopt);
138: } else {
139: $options[0]=$newopt;
140: }
141: $optchanged=1;
142: }
1.132 albertel 143: my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
144: ('texoptions'));
145: if ($optchanged || $rebuildtag ) {
1.22 albertel 146: $result = "<foilgroup options=\"(";
147: foreach my $option (@options) {
1.41 albertel 148: $option=~s/\'/\\\'/g;
1.22 albertel 149: &Apache::lonxml::debug("adding option :$option:");
150: $result .="'".$option."',";
151: }
152: chop $result;
1.132 albertel 153: $result.=')" ';
154: $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
155: $result .= '>';
1.22 albertel 156: } # else nothing changed so just use the default mechanism
157: }
1.68 sakharuk 158: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.109 albertel 159: $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}
160: \begin{enumerate} ';
1.42 sakharuk 161: }
1.22 albertel 162: return $result;
1.1 albertel 163: }
164:
165: sub end_foilgroup {
1.22 albertel 166: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
167:
168: my $result;
1.94 albertel 169: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
170: $target eq 'tex' || $target eq 'analyze') {
1.81 sakharuk 171: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
1.22 albertel 172: my $name;
173: my @opt;
174: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.126 albertel 175: &Apache::lonxml::debug("options:".join(':',@opt));
176:
1.108 albertel 177: my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
178: -2,0);
1.81 sakharuk 179: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
1.22 albertel 180: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 181: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
182: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
183: $safeeval,'-2');
1.32 sakharuk 184: if ($target eq 'web' || $target eq 'tex') {
1.107 sakharuk 185: $result.=&displayfoils($target,$max,$randomize,$TeXlayout,@opt);
1.25 albertel 186: } elsif ( $target eq 'answer') {
1.48 albertel 187: $result.=&displayanswers($max,$randomize,@opt);
1.136 ! foxr 188:
1.34 albertel 189: } elsif ( $target eq 'analyze') {
1.93 albertel 190: my @shown = &whichfoils($max,$randomize);
1.94 albertel 191: &Apache::response::analyze_store_foilgroup(\@shown,
192: ['text','value','location']);
1.93 albertel 193: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
194: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.22 albertel 195: } elsif ( $target eq 'grade') {
1.124 albertel 196: if ( &Apache::response::submitted()) {
1.48 albertel 197: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 198: my $temp=1;my $name;
1.26 albertel 199: my %responsehash;
1.57 albertel 200: my %grade;
1.22 albertel 201: my $right=0;
202: my $wrong=0;
203: my $ignored=0;
204: foreach $name (@whichopt) {
1.74 albertel 205: my $response=&Apache::response::getresponse($temp);
1.125 albertel 206: if ($env{'form.submitted'} eq 'scantron' && $response=~/\S/) {
1.74 albertel 207: $response = $opt[$response];
208: }
1.22 albertel 209: if ( $response =~ /[^\s]/) {
1.96 albertel 210: $responsehash{$name}=$response;
1.22 albertel 211: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 212: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 213: if ($value eq $response) {
214: $grade{$name}='1'; $right++;
215: } else {
216: $grade{$name}='0'; $wrong++;
217: }
1.22 albertel 218: } else {
219: $ignored++;
220: }
221: $temp++;
222: }
1.28 albertel 223: my $part=$Apache::inputtags::part;
1.22 albertel 224: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 225: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 226: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 227: my %previous=&Apache::response::check_for_previous($responsestr,
228: $part,$id);
1.22 albertel 229: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.75 albertel 230: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
231: $responsestr;
232: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
233:
1.121 albertel 234: if ($Apache::lonhomework::type eq 'survey') {
235: if ($ignored == 0) {
236: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
237: &Apache::response::handle_previous(\%previous,$ad);
238: } elsif ($wrong==0 && $right==0) {
239: } else {
240: my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
241: &Apache::response::handle_previous(\%previous,$ad);
242: }
243: } elsif (!$Apache::lonhomework::scantronmode) {
1.75 albertel 244: my $ad;
245: if ($wrong==0 && $ignored==0) {
246: $ad='EXACT_ANS';
247: } elsif ($wrong==0 && $right==0) {
248: #nothing submitted
249: } else {
250: if ($ignored==0) {
251: $ad='INCORRECT';
252: } else {
253: $ad='MISSING_ANSWER';
254: }
255: }
256: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
257: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 258: } else {
1.75 albertel 259: my $ad;
260: if ($wrong==0 && $right==0) {
1.120 albertel 261: #nothing submitted only assign a score if we
262: #need to override a previous grade
263: if (defined($Apache::lonhomework::history{"resource.$part.$id.awarddetail"})) {
264: $ad='ASSIGNED_SCORE';
265: }
1.75 albertel 266: } else {
267: $ad='ASSIGNED_SCORE';
268: }
269: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
270: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
271: $right/(scalar(@whichopt));
1.76 albertel 272: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
273: scalar(@whichopt);
1.1 albertel 274: }
1.22 albertel 275: }
1.1 albertel 276: }
1.92 sakharuk 277: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.25 albertel 278: } elsif ($target eq 'edit') {
1.22 albertel 279: $result.=&Apache::edit::end_table();
1.74 albertel 280: }
281: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
282: $result .= '\end{enumerate}';
283: }
1.110 albertel 284: &Apache::response::poprandomnumber();
1.22 albertel 285: return $result;
1.1 albertel 286: }
287:
288: sub getfoilcounts {
1.48 albertel 289: my ($max)=@_;
1.22 albertel 290: # +1 since instructors will count from 1
291: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 292: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 293: if ($count>$max) { $count=$max }
294: &Apache::lonxml::debug("Count is $count from $max");
295: return $count;
1.1 albertel 296: }
297:
298: sub whichfoils {
1.77 albertel 299: my ($max,$randomize)=@_;
300: return &Apache::response::whichorder($max,$randomize,
301: &Apache::response::showallfoils(),
302: \%Apache::response::foilgroup);
1.1 albertel 303: }
304:
1.25 albertel 305: sub displayanswers {
1.130 albertel 306: my ($max,$randomize,@opt)=@_;
307: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
308: my @names = @{ $Apache::response::foilgroup{'names'} };
309: my @whichopt = &whichfoils($max,$randomize);
310: my $result;
311: if ($Apache::lonhomework::type eq 'exam') {
312: my $i = 0;
313: my %opt = map { ($_,$i++) } @opt;
314:
315: $i = 0;
316: my @alphabet = ('A'..'Z');
317: foreach my $name (@whichopt) {
318: $result.=&Apache::response::answer_header('optionresponse',$i++);
319: $result.=&Apache::response::answer_part('optionresponse',
320: $alphabet[$opt{$Apache::response::foilgroup{$name.'.value'}}]);
321: $result.=&Apache::response::answer_part('optionresponse',
322: $Apache::response::foilgroup{$name.'.value'});
323: $result.=&Apache::response::answer_footer('optionresponse');
324: }
325: } else {
326: $result=&Apache::response::answer_header('optionresponse');
327: foreach my $name (@whichopt) {
328: $result.=&Apache::response::answer_part('optionresponse',
329: $Apache::response::foilgroup{$name.'.value'});
330: }
331: $result.=&Apache::response::answer_footer('optionresponse');
332: }
333: return $result;
1.25 albertel 334: }
335:
1.106 albertel 336: sub check_for_invalid {
337: my ($names,$options) = @_;
338: my %bad_names;
339: foreach my $name (@{ $names }) {
340: my $value=$Apache::response::foilgroup{$name.'.value'};
341: my $found=0;
342: foreach my $option (@{ $options }) {
343: if ($value eq $option) { $found=1; }
344: }
345: if (!$found) { $bad_names{$name}=$value; }
346: }
347: if (%bad_names) {
348: my $error=&mt('The question can not be gotten correct, '.
349: 'the following foils in the <optionresponse> '.
350: 'have invalid correct options').' <br /><tt>'.
351: join('<br />',(map { $_=&mt("[_1] with value [_2]",$_,$bad_names{$_}) } (keys(%bad_names)))).
352: "</tt>";
353: &Apache::lonxml::error($error);
354: }
355: }
356:
1.1 albertel 357: sub displayfoils {
1.107 sakharuk 358: my ($target,$max,$randomize,$TeXlayout,@opt)=@_;
1.67 albertel 359: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.22 albertel 360: my @names = @{ $Apache::response::foilgroup{'names'} };
361: my @truelist;
362: my @falselist;
1.79 sakharuk 363: my $result;
1.22 albertel 364: my $name;
1.101 albertel 365: my $displayoptionintex=1;
1.72 sakharuk 366: my @alphabet = ('A'..'Z');
1.48 albertel 367: my @whichopt = &whichfoils($max,$randomize);
1.106 albertel 368: &check_for_invalid(\@whichopt,\@opt);
1.28 albertel 369: my $part=$Apache::inputtags::part;
370: my $id=$Apache::inputtags::response[-1];
1.62 albertel 371: my $break;
1.65 albertel 372: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
1.86 albertel 373: if ( ($target ne 'tex') &&
374: &Apache::response::show_answer() ) {
1.90 albertel 375: my $temp=1;
1.22 albertel 376: foreach $name (@whichopt) {
1.62 albertel 377: my $text=$Apache::response::foilgroup{$name.'.text'};
1.90 albertel 378: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
379: my $lastopt=$lastresponse{$name};
1.101 albertel 380: if ($text!~/^\s*$/) { $break='<br />'; }
1.62 albertel 381: $result.=$break;
1.113 sakharuk 382: if ($target eq 'web') {
1.62 albertel 383: my $value=$Apache::response::foilgroup{$name.'.value'};
384: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
385: if ($text=~/^\s*$/) {
386: $text=$value.$text;
387: } else {
1.127 albertel 388: $text='<b>'.$value.':</b> '.$text;
1.62 albertel 389: }
1.95 albertel 390: } else {
391: $text='•'.$text;
1.62 albertel 392: }
393: $result.=$text."\n";
1.112 sakharuk 394: }
1.58 sakharuk 395: if ($Apache::lonhomework::type eq 'exam') {
1.90 albertel 396: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.58 sakharuk 397: }
1.90 albertel 398: $temp++;
1.22 albertel 399: }
400: } else {
401: my $temp=1;
1.28 albertel 402: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
1.79 sakharuk 403: my $internal_counter=$Apache::lonxml::counter;
1.22 albertel 404: foreach $name (@whichopt) {
1.62 albertel 405: my $text=$Apache::response::foilgroup{$name.'.text'};
406: if ($text!~/^\s*$/) {
407: if ($target eq 'tex') {
408: $break='\vskip 0 mm ';
409: } elsif ($target eq 'web') {
410: $break='<br />';
411: }
412: }
1.28 albertel 413: my $lastopt=$lastresponse{$name};
414: my $optionlist="<option></option>\n";
1.126 albertel 415: foreach my $option (@opt) {
416: my $escopt=&HTML::Entities::encode($option,'\'"&<>');
417: if ($option eq $lastopt) {
1.133 albertel 418: $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";
1.126 albertel 419: } else {
420: $optionlist.="<option value='".$escopt."'>$option</option>\n";
421: }
1.28 albertel 422: }
1.32 sakharuk 423: if ($target ne 'tex') {
1.72 sakharuk 424: if ($Apache::lonhomework::type ne 'exam') {
1.101 albertel 425: $optionlist='<select name="HWVAL_'.
426: $Apache::inputtags::response['-1'].':'.$temp.'">'.
1.59 albertel 427: $optionlist."</select>\n";
1.101 albertel 428: } else {
429: $optionlist='<u>'.(' 'x10).'</u>';
1.72 sakharuk 430: }
1.101 albertel 431: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
432: if ($Apache::lonhomework::type ne 'exam') {
433: $text='•'.$text;
434: }
1.95 albertel 435: } else {
1.101 albertel 436: if ($Apache::lonhomework::type ne 'exam') {
437: $text=$optionlist.$text;
438: }
1.59 albertel 439: }
1.62 albertel 440: $result.=$break.$text."\n";
1.49 sakharuk 441: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 442: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.49 sakharuk 443: }
1.32 sakharuk 444: $temp++;
445: } else {
1.101 albertel 446: my $texoptionlist='';
447: if ($displayoptionintex &&
448: $Apache::lonhomework::type ne 'exam') {
1.107 sakharuk 449: $texoptionlist = &optionlist_correction($TeXlayout,@opt);
1.101 albertel 450: }
451: if ($text=~/<drawoptionlist\s*\/>/) {
1.136 ! foxr 452: $text=~s|<drawoptionlist\s*\/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |g;
1.101 albertel 453: }
454:
455: if ($text=~m/\\item /) {
1.50 sakharuk 456: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 457: $text=~s/\\item/\\vskip 2 mm/;
1.50 sakharuk 458: }
1.101 albertel 459: $result.= $texoptionlist.$text;
1.32 sakharuk 460: } else {
1.101 albertel 461: if ($Apache::lonhomework::type eq 'exam') {
462: $result.= $texoptionlist.' '.$text;
1.46 sakharuk 463: } else {
1.107 sakharuk 464: if ($text=~/\S/) {$result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;} else {$result.= $texoptionlist;}
1.50 sakharuk 465: }
1.32 sakharuk 466: }
1.101 albertel 467: if ($Apache::lonhomework::type eq 'exam') {
468: $result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.
469: $internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).
470: '\end{enumerate} \vskip -8 mm \strut ';
471: $internal_counter++;
472: }
473: $displayoptionintex=0;
1.62 albertel 474: }
1.1 albertel 475: }
1.62 albertel 476: }
1.32 sakharuk 477: if ($target ne 'tex') {
1.62 albertel 478: return $result.$break;
479: } else {
1.32 sakharuk 480: return $result;
1.22 albertel 481: }
1.50 sakharuk 482: }
483:
484:
485: sub optionlist_correction {
1.107 sakharuk 486: my ($TeXlayout,@options) = @_;
1.101 albertel 487: my $texoptionlist='\\item [] Choices: ';
1.107 sakharuk 488: if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
1.101 albertel 489: if (scalar(@options) > 0) {
490: foreach my $option (@options) {
491: $texoptionlist.='{\bf '.
1.135 albertel 492: &Apache::lonxml::latex_special_symbols($option).
1.107 sakharuk 493: '}';
494: if ($TeXlayout eq 'vertical') {
495: $texoptionlist.=' \vskip 0 mm ',
496: } else {
1.115 sakharuk 497: $texoptionlist.=', ';
1.107 sakharuk 498: }
1.101 albertel 499: }
1.116 albertel 500: $texoptionlist=~s/, $//;
1.107 sakharuk 501: if ($TeXlayout ne 'vertical') {$texoptionlist.='.';}
1.80 sakharuk 502: } else {
1.107 sakharuk 503: if ($TeXlayout ne 'vertical') {$texoptionlist='\\item [] \\vskip -5 mm';}
1.80 sakharuk 504: }
1.50 sakharuk 505: return $texoptionlist;
1.58 sakharuk 506: }
507:
508:
509: sub webbubbles {
1.90 albertel 510: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
1.58 sakharuk 511: my @opt=@$ropt;
512: my @alphabet=@$ralphabet;
513: my $result='';
1.90 albertel 514: my $number_of_bubbles = $#opt + 1;
515: $result.= '<table border="1"><tr>';
516: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
517: my $checked='';
518: if ($lastopt eq $opt[$ind]) {
519: $checked=' checked="on" ';
1.58 sakharuk 520: }
1.90 albertel 521: $result.='<td><input type="radio" name="HWVAL_'.
522: $Apache::inputtags::response['-1'].':'.$temp.
1.111 albertel 523: '" value="'.$opt[$ind].'" '.$checked.' />';
524: if ($alphabet[$ind]) {
525: $result.=$alphabet[$ind].': ';
526: }
527: $result.=$opt[$ind].'</td>';
1.90 albertel 528: }
529: $result.='</tr></table>';
530: return $result;
1.50 sakharuk 531: }
532:
533:
534: sub bubbles {
1.119 albertel 535: my ($ralphabet,$ropt,$response) = @_;
536: my @alphabet = @$ralphabet;
1.50 sakharuk 537: my @opt = @$ropt;
1.51 sakharuk 538: my ($result,$head,$line) =('','','');
1.50 sakharuk 539: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 540: my $current_length = 0;
1.100 sakharuk 541: my $textwidth;
1.125 albertel 542: if ($env{'form.textwidth'} ne '') {
543: $env{'form.textwidth'}=~/(\d+)/;
1.100 sakharuk 544: $textwidth=$1;
545: } else {
1.125 albertel 546: $env{'form.textwidth'}=~/(\d*)\.?(\d*)/;
1.102 sakharuk 547: $textwidth=$1.'.'.$2;
1.100 sakharuk 548: }
1.51 sakharuk 549: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
1.99 sakharuk 550: my $leftmargin;
1.101 albertel 551: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
1.119 albertel 552: if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}
1.99 sakharuk 553: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
1.102 sakharuk 554: $current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
1.99 sakharuk 555: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
1.51 sakharuk 556: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
557: $head.='lr';
558: } else {
559: $line=~s/\&\s*$//;
1.131 albertel 560: $result.='\vskip -2 mm\noindent\setlength{\tabcolsep}{2 mm}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
1.51 sakharuk 561: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
562: $head ='lr';
563: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
564: }
565:
1.50 sakharuk 566: }
567: return $result;
1.1 albertel 568: }
569:
1.22 albertel 570:
1.2 albertel 571: sub start_conceptgroup {
1.22 albertel 572: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
573: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 574: %Apache::response::conceptgroup=();
1.22 albertel 575: my $result;
576: if ($target eq 'edit') {
577: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 578: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
579: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 580: }
581: if ($target eq 'modified') {
582: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
583: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
584: }
585: return $result;
1.2 albertel 586: }
587:
588: sub end_conceptgroup {
1.22 albertel 589: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
590: $Apache::optionresponse::conceptgroup=0;
591: my $result='';
1.93 albertel 592: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
593: $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 594: #if not there aren't any foils to display and thus no question
1.93 albertel 595: &Apache::response::pick_foil_for_concept($target,
596: ['value','text','location'],
597: \%Apache::hint::option,
598: $parstack,$safeeval);
1.34 albertel 599: } elsif ($target eq 'edit') {
1.22 albertel 600: $result=&Apache::edit::end_table();
601: }
602: return $result;
1.2 albertel 603: }
604:
1.16 albertel 605: sub insert_conceptgroup {
1.22 albertel 606: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
607: return $result;
1.16 albertel 608: }
609:
1.1 albertel 610: sub start_foil {
1.22 albertel 611: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
612: my $result='';
1.34 albertel 613: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.105 albertel 614: &Apache::lonxml::startredirection;
615: if ($target eq 'analyze') {
616: &Apache::response::check_if_computed($token,$parstack,$safeeval,'value');
617: }
1.25 albertel 618: } elsif ($target eq 'edit') {
1.22 albertel 619: $result=&Apache::edit::tag_start($target,$token,"Foil");
620: my $level='-2';
621: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
622: my @opt;
623: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
624: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 625: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
626: ['unused',(@opt)],$token,'15');
627: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
628: $safeeval,'-3');
629: if ($randomize ne 'no') {
630: $result.=&Apache::edit::select_arg('Location:','location',
631: ['random','top','bottom'],$token);
632: }
1.30 matthew 633: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 634: } elsif ($target eq 'modified') {
1.48 albertel 635: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
636: 'value','name','location');
1.22 albertel 637: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 638: }
1.22 albertel 639: return $result;
1.1 albertel 640: }
641:
642: sub end_foil {
1.22 albertel 643: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
644: my $text ='';
645: my $result = '';
1.88 albertel 646: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 647: $text=&Apache::lonxml::endredirection;
1.114 sakharuk 648: if ($target eq 'tex') {$text=~s/\\strut\s*\\\\\s*\\strut/\\vskip 0 mm/;}
1.107 sakharuk 649: if (($target eq 'tex') and ($Apache::lonhomework::type ne 'exam') and ($text=~/\S/)) {$text = '\vspace*{-2 mm}\item '.$text;}
1.32 sakharuk 650: }
651: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 652: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 653: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.122 albertel 654: if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
655: $text='\vskip 5mm $\triangleright$ '.$text;
656: }
1.22 albertel 657: if ($value ne 'unused') {
658: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
659: &Apache::lonxml::debug("Got a name of :$name:");
1.129 albertel 660: if ($name eq "") {
1.128 albertel 661: &Apache::lonxml::warning("Foils without names exist. This can cause problems to malfunction.");
1.123 albertel 662: $name=$Apache::lonxml::curdepth;
663: }
1.22 albertel 664: &Apache::lonxml::debug("Using a name of :$name:");
1.103 albertel 665: if (defined($Apache::response::foilnames{$name})) {
666: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
667: }
1.104 albertel 668: $Apache::response::foilnames{$name}++;
1.103 albertel 669: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.39 albertel 670: if ( $Apache::optionresponse::conceptgroup
671: && !&Apache::response::showallfoils() ) {
1.22 albertel 672: push @{ $Apache::response::conceptgroup{'names'} }, $name;
673: $Apache::response::conceptgroup{"$name.value"} = $value;
1.122 albertel 674: $Apache::response::conceptgroup{"$name.text"} = $text;
1.48 albertel 675: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 676: } else {
677: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 678: $Apache::response::foilgroup{"$name.value"} = $value;
1.122 albertel 679: $Apache::response::foilgroup{"$name.text"} = $text;
1.48 albertel 680: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 681: }
682: }
683: }
684: if ($target eq 'edit') {
685: $result.= &Apache::edit::tag_end($target,$token,'');
686: }
687: return $result;
1.1 albertel 688: }
689:
1.112 sakharuk 690: sub start_drawoptionlist {
691: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.136 ! foxr 692: if (($target ne 'meta') && ($target ne 'answer')) {
1.117 albertel 693: return $token->[4];
694: }
1.112 sakharuk 695: }
696:
697: sub end_drawoptionlist {
698: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.136 ! foxr 699: if (($target ne 'meta') && ($target ne 'answer')) {
1.117 albertel 700: return $token->[2];
701: }
1.112 sakharuk 702: }
703:
1.7 albertel 704: sub insert_foil {
1.22 albertel 705: return '
1.15 albertel 706: <foil name="" value="unused">
1.14 albertel 707: <startouttext />
708: <endouttext />
1.7 albertel 709: </foil>';
710: }
1.1 albertel 711: 1;
712: __END__
713:
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