Annotation of loncom/homework/optionresponse.pm, revision 1.104
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.104 ! albertel 4: # $Id: optionresponse.pm,v 1.103 2004/03/08 23:23:04 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).
59: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.34 albertel 60: } elsif ($target eq 'modified') {
1.23 albertel 61: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.48 albertel 62: $safeeval,'max','randomize');
1.22 albertel 63: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.34 albertel 64: } elsif ($target eq 'meta') {
1.23 albertel 65: $result=&Apache::response::meta_package_write('optionresponse');
1.34 albertel 66: } elsif ($target eq 'analyze') {
1.93 albertel 67: my $part_id="$Apache::inputtags::part.$id";
1.34 albertel 68: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.22 albertel 69: }
70: return $result;
1.1 albertel 71: }
72:
73: sub end_optionresponse {
1.22 albertel 74: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
75: &Apache::response::end_response;
76: pop @Apache::lonxml::namespace;
1.29 albertel 77: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
1.22 albertel 78: my $result;
79: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.103 albertel 80: undef(%Apache::response::foilnames);
1.22 albertel 81: return $result;
1.1 albertel 82: }
83:
1.44 albertel 84: %Apache::response::foilgroup=();
1.1 albertel 85: sub start_foilgroup {
1.22 albertel 86: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
87:
88: my $result='';
1.44 albertel 89: %Apache::response::foilgroup=();
1.22 albertel 90: $Apache::optionresponse::conceptgroup=0;
91: &Apache::response::setrandomnumber();
92: if ($target eq 'edit') {
93: my $optionlist="<option></option>\n";
94: my $option;
95: my @opt;
96: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
97: my $count=1;
98: foreach $option (@opt) {
99: $optionlist.="<option value=\"$count\">$option</option>\n";
100: $count++;
101: }
102: my $insertlist=&Apache::edit::insertlist($target,$token);
103: $result.=&Apache::edit::start_table($token);
104: $result.= (<<ENDTABLE);
105: <tr><td>Select Options</td>
1.13 albertel 106: <td>
107: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
108: </td>
109: <td>Delete an Option:
110: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
111: ENDTABLE
1.30 matthew 112: $result.= &Apache::edit::end_row();
113: $result.= &Apache::edit::start_spanning_row();
114: $result.= $insertlist.'<br />';
1.22 albertel 115: }
116: if ($target eq 'modified') {
117: my @options;
118: my $optchanged=0;
119: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
120: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
121: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
122: &Apache::lonxml::debug("Deleting :$delopt:");
123: splice(@options,$delopt-1,1);
124: $optchanged=1;
125: }
126: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
127: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
128: if ($options[0]) {
129: push(@options,$newopt);
130: } else {
131: $options[0]=$newopt;
132: }
133: $optchanged=1;
134: }
135: if ($optchanged) {
136: $result = "<foilgroup options=\"(";
137: foreach my $option (@options) {
1.41 albertel 138: $option=~s/\'/\\\'/g;
1.22 albertel 139: &Apache::lonxml::debug("adding option :$option:");
140: $result .="'".$option."',";
141: }
142: chop $result;
143: $result.=')">';
144: } # else nothing changed so just use the default mechanism
145: }
1.68 sakharuk 146: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
1.42 sakharuk 147: $result .= ' \begin{enumerate} ';
148: }
1.22 albertel 149: return $result;
1.1 albertel 150: }
151:
152: sub end_foilgroup {
1.22 albertel 153: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
154:
155: my $result;
1.94 albertel 156: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
157: $target eq 'tex' || $target eq 'analyze') {
1.81 sakharuk 158: my $tex_option_switch=&Apache::lonxml::get_param('texoptions',$parstack,$safeeval);
1.22 albertel 159: my $name;
160: my @opt;
161: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.81 sakharuk 162: if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
1.22 albertel 163: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 164: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
165: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
166: $safeeval,'-2');
1.32 sakharuk 167: if ($target eq 'web' || $target eq 'tex') {
1.48 albertel 168: $result.=&displayfoils($target,$max,$randomize,@opt);
1.25 albertel 169: } elsif ( $target eq 'answer') {
1.48 albertel 170: $result.=&displayanswers($max,$randomize,@opt);
1.34 albertel 171: } elsif ( $target eq 'analyze') {
1.93 albertel 172: my @shown = &whichfoils($max,$randomize);
1.94 albertel 173: &Apache::response::analyze_store_foilgroup(\@shown,
174: ['text','value','location']);
1.93 albertel 175: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
176: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.22 albertel 177: } elsif ( $target eq 'grade') {
178: if ( defined $ENV{'form.submitted'}) {
1.48 albertel 179: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 180: my $temp=1;my $name;
1.26 albertel 181: my %responsehash;
1.57 albertel 182: my %grade;
1.22 albertel 183: my $right=0;
184: my $wrong=0;
185: my $ignored=0;
186: foreach $name (@whichopt) {
1.74 albertel 187: my $response=&Apache::response::getresponse($temp);
188: if ($ENV{'form.submitted'} eq 'scantron') {
189: $response = $opt[$response];
190: }
1.22 albertel 191: if ( $response =~ /[^\s]/) {
1.96 albertel 192: $responsehash{$name}=$response;
1.22 albertel 193: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 194: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 195: if ($value eq $response) {
196: $grade{$name}='1'; $right++;
197: } else {
198: $grade{$name}='0'; $wrong++;
199: }
1.22 albertel 200: } else {
201: $ignored++;
202: }
203: $temp++;
204: }
1.28 albertel 205: my $part=$Apache::inputtags::part;
1.22 albertel 206: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 207: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 208: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 209: my %previous=&Apache::response::check_for_previous($responsestr,
210: $part,$id);
1.22 albertel 211: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.75 albertel 212: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
213: $responsestr;
214: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
215:
216: if (!$Apache::lonhomework::scantronmode) {
217: my $ad;
218: if ($wrong==0 && $ignored==0) {
219: $ad='EXACT_ANS';
220: } elsif ($wrong==0 && $right==0) {
221: #nothing submitted
222: } else {
223: if ($ignored==0) {
224: $ad='INCORRECT';
225: } else {
226: $ad='MISSING_ANSWER';
227: }
228: }
229: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
230: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 231: } else {
1.75 albertel 232: my $ad;
233: if ($wrong==0 && $right==0) {
234: #nothing submitted
235: } else {
236: $ad='ASSIGNED_SCORE';
237: }
238: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
239: $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
240: $right/(scalar(@whichopt));
1.76 albertel 241: $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
242: scalar(@whichopt);
1.1 albertel 243: }
1.22 albertel 244: }
1.1 albertel 245: }
1.92 sakharuk 246: &Apache::lonxml::increment_counter(&getfoilcounts($max));
1.25 albertel 247: } elsif ($target eq 'edit') {
1.22 albertel 248: $result.=&Apache::edit::end_table();
1.74 albertel 249: }
250: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
251: $result .= '\end{enumerate}';
252: }
1.22 albertel 253: return $result;
1.1 albertel 254: }
255:
256: sub getfoilcounts {
1.48 albertel 257: my ($max)=@_;
1.22 albertel 258: # +1 since instructors will count from 1
259: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 260: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 261: if ($count>$max) { $count=$max }
262: &Apache::lonxml::debug("Count is $count from $max");
263: return $count;
1.1 albertel 264: }
265:
266: sub whichfoils {
1.77 albertel 267: my ($max,$randomize)=@_;
268: return &Apache::response::whichorder($max,$randomize,
269: &Apache::response::showallfoils(),
270: \%Apache::response::foilgroup);
1.1 albertel 271: }
272:
1.25 albertel 273: sub displayanswers {
1.48 albertel 274: my ($max,$randomize,@opt)=@_;
1.67 albertel 275: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.25 albertel 276: my @names = @{ $Apache::response::foilgroup{'names'} };
1.48 albertel 277: my @whichopt = &whichfoils($max,$randomize);
1.25 albertel 278: my $result=&Apache::response::answer_header('optionresponse');
279: foreach my $name (@whichopt) {
280: $result.=&Apache::response::answer_part('optionresponse',
281: $Apache::response::foilgroup{$name.'.value'})
282: }
283: $result.=&Apache::response::answer_footer('optionresponse');
284: return $result;
285: }
286:
1.1 albertel 287: sub displayfoils {
1.48 albertel 288: my ($target,$max,$randomize,@opt)=@_;
1.67 albertel 289: if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
1.22 albertel 290: my @names = @{ $Apache::response::foilgroup{'names'} };
291: my @truelist;
292: my @falselist;
1.79 sakharuk 293: my $result;
1.22 albertel 294: my $name;
1.101 albertel 295: my $displayoptionintex=1;
1.72 sakharuk 296: my @alphabet = ('A'..'Z');
1.48 albertel 297: my @whichopt = &whichfoils($max,$randomize);
1.28 albertel 298: my $part=$Apache::inputtags::part;
299: my $id=$Apache::inputtags::response[-1];
1.62 albertel 300: my $break;
1.65 albertel 301: my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
1.86 albertel 302: if ( ($target ne 'tex') &&
303: &Apache::response::show_answer() ) {
1.90 albertel 304: my $temp=1;
1.22 albertel 305: foreach $name (@whichopt) {
1.62 albertel 306: my $text=$Apache::response::foilgroup{$name.'.text'};
1.90 albertel 307: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
308: my $lastopt=$lastresponse{$name};
1.101 albertel 309: if ($text!~/^\s*$/) { $break='<br />'; }
1.62 albertel 310: $result.=$break;
311: if ($target eq 'web') {
312: my $value=$Apache::response::foilgroup{$name.'.value'};
313: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
314: if ($text=~/^\s*$/) {
315: $text=$value.$text;
316: } else {
317: $text=$value.': '.$text;
318: }
1.95 albertel 319: } else {
320: $text='•'.$text;
1.62 albertel 321: }
322: $result.=$text."\n";
1.32 sakharuk 323: }
1.58 sakharuk 324: if ($Apache::lonhomework::type eq 'exam') {
1.90 albertel 325: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.58 sakharuk 326: }
1.90 albertel 327: $temp++;
1.22 albertel 328: }
329: } else {
330: my $temp=1;
1.28 albertel 331: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
1.79 sakharuk 332: my $internal_counter=$Apache::lonxml::counter;
1.22 albertel 333: foreach $name (@whichopt) {
1.62 albertel 334: my $text=$Apache::response::foilgroup{$name.'.text'};
335: if ($text!~/^\s*$/) {
336: if ($target eq 'tex') {
337: $break='\vskip 0 mm ';
338: } elsif ($target eq 'web') {
339: $break='<br />';
340: }
341: }
1.28 albertel 342: my $lastopt=$lastresponse{$name};
343: my $optionlist="<option></option>\n";
344: my $option;
345: foreach $option (@opt) {
346: if ($option eq $lastopt) {
347: $optionlist.="<option selected=\"on\">$option</option>\n";
348: } else {
349: $optionlist.="<option>$option</option>\n";
350: }
351: }
1.32 sakharuk 352: if ($target ne 'tex') {
1.72 sakharuk 353: if ($Apache::lonhomework::type ne 'exam') {
1.101 albertel 354: $optionlist='<select name="HWVAL_'.
355: $Apache::inputtags::response['-1'].':'.$temp.'">'.
1.59 albertel 356: $optionlist."</select>\n";
1.101 albertel 357: } else {
358: $optionlist='<u>'.(' 'x10).'</u>';
1.72 sakharuk 359: }
1.101 albertel 360: if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
361: if ($Apache::lonhomework::type ne 'exam') {
362: $text='•'.$text;
363: }
1.95 albertel 364: } else {
1.101 albertel 365: if ($Apache::lonhomework::type ne 'exam') {
366: $text=$optionlist.$text;
367: }
1.59 albertel 368: }
1.62 albertel 369: $result.=$break.$text."\n";
1.49 sakharuk 370: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 371: $result.=&webbubbles(\@opt,\@alphabet,$temp,$lastopt);
1.49 sakharuk 372: }
1.32 sakharuk 373: $temp++;
374: } else {
1.101 albertel 375: my $texoptionlist='';
376: if ($displayoptionintex &&
377: $Apache::lonhomework::type ne 'exam') {
378: $texoptionlist = &optionlist_correction(@opt);
379: }
380: if ($text=~/<drawoptionlist\s*\/>/) {
381: $text=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
382: }
383:
384: if ($text=~m/\\item /) {
1.50 sakharuk 385: if ($Apache::lonhomework::type eq 'exam') {
1.101 albertel 386: $text=~s/\\item/\\vskip 2 mm/;
1.50 sakharuk 387: }
1.101 albertel 388: $result.= $texoptionlist.$text;
1.32 sakharuk 389: } else {
1.101 albertel 390: if ($Apache::lonhomework::type eq 'exam') {
391: $result.= $texoptionlist.' '.$text;
1.46 sakharuk 392: } else {
1.101 albertel 393: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
1.50 sakharuk 394: }
1.32 sakharuk 395: }
1.101 albertel 396: if ($Apache::lonhomework::type eq 'exam') {
397: $result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.
398: $internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).
399: '\end{enumerate} \vskip -8 mm \strut ';
400: $internal_counter++;
401: }
402: $displayoptionintex=0;
1.62 albertel 403: }
1.1 albertel 404: }
1.62 albertel 405: }
1.32 sakharuk 406: if ($target ne 'tex') {
1.62 albertel 407: return $result.$break;
408: } else {
1.32 sakharuk 409: return $result;
1.22 albertel 410: }
1.50 sakharuk 411: }
412:
413:
414: sub optionlist_correction {
1.101 albertel 415: my @options = @_;
416: my $texoptionlist='\\item [] Choices: ';
417: if (scalar(@options) > 0) {
418: foreach my $option (@options) {
419: $texoptionlist.='{\bf '.
420: &Apache::lonxml::latex_special_symbols($option).
421: '},';
422: }
423: chop($texoptionlist);
424: $texoptionlist.='.';
1.80 sakharuk 425: } else {
1.101 albertel 426: $texoptionlist='\\item [] \\vskip -5 mm';
1.80 sakharuk 427: }
1.50 sakharuk 428: return $texoptionlist;
1.58 sakharuk 429: }
430:
431:
432: sub webbubbles {
1.90 albertel 433: my ($ropt,$ralphabet,$temp,$lastopt)=@_;
1.58 sakharuk 434: my @opt=@$ropt;
435: my @alphabet=@$ralphabet;
436: my $result='';
1.90 albertel 437: my $number_of_bubbles = $#opt + 1;
438: $result.= '<table border="1"><tr>';
439: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
440: my $checked='';
441: if ($lastopt eq $opt[$ind]) {
442: $checked=' checked="on" ';
1.58 sakharuk 443: }
1.90 albertel 444: $result.='<td><input type="radio" name="HWVAL_'.
445: $Apache::inputtags::response['-1'].':'.$temp.
446: '" value="'.$opt[$ind].'" '.$checked.' />'.$alphabet[$ind].': '.
447: $opt[$ind].'</td>';
448: }
449: $result.='</tr></table>';
450: return $result;
1.50 sakharuk 451: }
452:
453:
454: sub bubbles {
455: my ($ralphabit,$ropt) = @_;
456: my @alphabet = @$ralphabit;
457: my @opt = @$ropt;
1.51 sakharuk 458: my ($result,$head,$line) =('','','');
1.50 sakharuk 459: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 460: my $current_length = 0;
1.100 sakharuk 461: my $textwidth;
462: if ($ENV{'form.textwidth'} ne '') {
463: $ENV{'form.textwidth'}=~/(\d+)/;
464: $textwidth=$1;
465: } else {
1.102 sakharuk 466: $ENV{'textwidth'}=~/(\d*)\.?(\d*)/;
467: $textwidth=$1.'.'.$2;
1.100 sakharuk 468: }
1.51 sakharuk 469: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
1.99 sakharuk 470: my $leftmargin;
1.101 albertel 471: $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
1.99 sakharuk 472: if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
1.102 sakharuk 473: $current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;
1.99 sakharuk 474: if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
1.51 sakharuk 475: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
476: $head.='lr';
477: } else {
478: $line=~s/\&\s*$//;
1.99 sakharuk 479: $result.='\vskip -2 mm\noindent\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}';
1.51 sakharuk 480: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
481: $head ='lr';
482: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
483: }
484:
1.50 sakharuk 485: }
486: return $result;
1.1 albertel 487: }
488:
1.22 albertel 489:
1.2 albertel 490: sub start_conceptgroup {
1.22 albertel 491: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
492: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 493: %Apache::response::conceptgroup=();
1.22 albertel 494: my $result;
495: if ($target eq 'edit') {
496: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 497: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
498: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 499: }
500: if ($target eq 'modified') {
501: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
502: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
503: }
504: return $result;
1.2 albertel 505: }
506:
507: sub end_conceptgroup {
1.22 albertel 508: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
509: $Apache::optionresponse::conceptgroup=0;
510: my $result='';
1.93 albertel 511: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
512: $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 513: #if not there aren't any foils to display and thus no question
1.93 albertel 514: &Apache::response::pick_foil_for_concept($target,
515: ['value','text','location'],
516: \%Apache::hint::option,
517: $parstack,$safeeval);
1.34 albertel 518: } elsif ($target eq 'edit') {
1.22 albertel 519: $result=&Apache::edit::end_table();
520: }
521: return $result;
1.2 albertel 522: }
523:
1.16 albertel 524: sub insert_conceptgroup {
1.22 albertel 525: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
526: return $result;
1.16 albertel 527: }
528:
1.1 albertel 529: sub start_foil {
1.22 albertel 530: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
531: my $result='';
1.34 albertel 532: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.25 albertel 533: &Apache::lonxml::startredirection;
534: } elsif ($target eq 'edit') {
1.22 albertel 535: $result=&Apache::edit::tag_start($target,$token,"Foil");
536: my $level='-2';
537: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
538: my @opt;
539: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
540: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 541: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
542: ['unused',(@opt)],$token,'15');
543: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
544: $safeeval,'-3');
545: if ($randomize ne 'no') {
546: $result.=&Apache::edit::select_arg('Location:','location',
547: ['random','top','bottom'],$token);
548: }
1.30 matthew 549: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 550: } elsif ($target eq 'modified') {
1.48 albertel 551: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
552: 'value','name','location');
1.22 albertel 553: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 554: }
1.22 albertel 555: return $result;
1.1 albertel 556: }
557:
558: sub end_foil {
1.22 albertel 559: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
560: my $text ='';
561: my $result = '';
1.88 albertel 562: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.48 albertel 563: $text=&Apache::lonxml::endredirection;
1.68 sakharuk 564: if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') { $text = '\vspace*{-2 mm}\item '.$text; }
1.32 sakharuk 565: }
566: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 567: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 568: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
569: if ($value ne 'unused') {
570: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
571: &Apache::lonxml::debug("Got a name of :$name:");
572: if (!$name) { $name=$Apache::lonxml::curdepth; }
573: &Apache::lonxml::debug("Using a name of :$name:");
1.103 albertel 574: if (defined($Apache::response::foilnames{$name})) {
575: &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
576: }
1.104 ! albertel 577: $Apache::response::foilnames{$name}++;
1.103 albertel 578: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.39 albertel 579: if ( $Apache::optionresponse::conceptgroup
580: && !&Apache::response::showallfoils() ) {
1.22 albertel 581: push @{ $Apache::response::conceptgroup{'names'} }, $name;
582: $Apache::response::conceptgroup{"$name.value"} = $value;
1.70 albertel 583: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
1.69 sakharuk 584: $Apache::response::conceptgroup{"$name.text"} = '\vskip 4 mm $\triangleright$ '.$text;
585: } else {
1.87 sakharuk 586: $Apache::response::conceptgroup{"$name.text"} = $text;
1.69 sakharuk 587: }
1.48 albertel 588: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 589: } else {
590: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 591: $Apache::response::foilgroup{"$name.value"} = $value;
1.78 sakharuk 592: if ($target eq 'tex' and $Apache::lonhomework::type eq 'exam') {
1.69 sakharuk 593: $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
594: } else {
1.87 sakharuk 595: $Apache::response::foilgroup{"$name.text"} = $text;
1.69 sakharuk 596: }
1.48 albertel 597: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 598: }
599: }
600: }
601: if ($target eq 'edit') {
602: $result.= &Apache::edit::tag_end($target,$token,'');
603: }
604: return $result;
1.1 albertel 605: }
606:
1.7 albertel 607: sub insert_foil {
1.22 albertel 608: return '
1.15 albertel 609: <foil name="" value="unused">
1.14 albertel 610: <startouttext />
611: <endouttext />
1.7 albertel 612: </foil>';
613: }
1.1 albertel 614: 1;
615: __END__
616:
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