Annotation of loncom/homework/optionresponse.pm, revision 1.61
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.61 ! sakharuk 4: # $Id: optionresponse.pm,v 1.60 2002/11/11 15:58:51 sakharuk 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: #
1.22 albertel 28: # 2/21 Guy
1.32 sakharuk 29: # 01/18 Alex
1.1 albertel 30: package Apache::optionresponse;
31: use strict;
1.6 albertel 32: use Apache::response;
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
1.22 albertel 42: &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
43: push (@Apache::lonxml::namespace,'optionresponse');
44: my $id = &Apache::response::start_response($parstack,$safeeval);
1.57 albertel 45: %Apache::hint::option=();
1.22 albertel 46: if ($target eq 'edit') {
1.23 albertel 47: $result.=&Apache::edit::start_table($token).
1.30 matthew 48: "<tr><td>Multiple Option Response Question</td><td>Delete:".
1.23 albertel 49: &Apache::edit::deletelist($target,$token)
1.30 matthew 50: ."</td><td> ".
51: &Apache::edit::end_row().
52: &Apache::edit::start_spanning_row().
53: "\n";
1.48 albertel 54: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
55: $token,'4').
56: &Apache::edit::select_arg('Randomize Foil Order','randomize',
57: ['yes','no'],$token).
58: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.34 albertel 59: } elsif ($target eq 'modified') {
1.23 albertel 60: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.48 albertel 61: $safeeval,'max','randomize');
1.22 albertel 62: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.34 albertel 63: } elsif ($target eq 'meta') {
1.23 albertel 64: $result=&Apache::response::meta_package_write('optionresponse');
1.34 albertel 65: } elsif ($target eq 'analyze') {
66: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
67: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.22 albertel 68: }
69: return $result;
1.1 albertel 70: }
71:
72: sub end_optionresponse {
1.22 albertel 73: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
74: &Apache::response::end_response;
75: pop @Apache::lonxml::namespace;
1.29 albertel 76: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
1.22 albertel 77: my $result;
78: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
79: return $result;
1.1 albertel 80: }
81:
1.44 albertel 82: %Apache::response::foilgroup=();
1.1 albertel 83: sub start_foilgroup {
1.22 albertel 84: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
85:
86: my $result='';
1.44 albertel 87: %Apache::response::foilgroup=();
1.22 albertel 88: $Apache::optionresponse::conceptgroup=0;
89: &Apache::response::setrandomnumber();
90: if ($target eq 'edit') {
91: my $optionlist="<option></option>\n";
92: my $option;
93: my @opt;
94: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
95: my $count=1;
96: foreach $option (@opt) {
97: $optionlist.="<option value=\"$count\">$option</option>\n";
98: $count++;
99: }
100: my $insertlist=&Apache::edit::insertlist($target,$token);
101: $result.=&Apache::edit::start_table($token);
102: $result.= (<<ENDTABLE);
103: <tr><td>Select Options</td>
1.13 albertel 104: <td>
105: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
106: </td>
107: <td>Delete an Option:
108: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
109: ENDTABLE
1.30 matthew 110: $result.= &Apache::edit::end_row();
111: $result.= &Apache::edit::start_spanning_row();
112: $result.= $insertlist.'<br />';
1.22 albertel 113: }
114: if ($target eq 'modified') {
115: my @options;
116: my $optchanged=0;
117: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
118: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
119: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
120: &Apache::lonxml::debug("Deleting :$delopt:");
121: splice(@options,$delopt-1,1);
122: $optchanged=1;
123: }
124: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
125: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
126: if ($options[0]) {
127: push(@options,$newopt);
128: } else {
129: $options[0]=$newopt;
130: }
131: $optchanged=1;
132: }
133: if ($optchanged) {
134: $result = "<foilgroup options=\"(";
135: foreach my $option (@options) {
1.41 albertel 136: $option=~s/\'/\\\'/g;
1.22 albertel 137: &Apache::lonxml::debug("adding option :$option:");
138: $result .="'".$option."',";
139: }
140: chop $result;
141: $result.=')">';
142: } # else nothing changed so just use the default mechanism
143: }
1.42 sakharuk 144: if ($target eq 'tex') {
145: $result .= ' \begin{enumerate} ';
146: }
1.22 albertel 147: return $result;
1.1 albertel 148: }
149:
150: sub end_foilgroup {
1.22 albertel 151: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
152:
153: my $result;
1.35 albertel 154: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 155: my $name;
156: my @opt;
157: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
158: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 159: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
160: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
161: $safeeval,'-2');
1.32 sakharuk 162: if ($target eq 'web' || $target eq 'tex') {
1.48 albertel 163: $result.=&displayfoils($target,$max,$randomize,@opt);
1.25 albertel 164: } elsif ( $target eq 'answer') {
1.48 albertel 165: $result.=&displayanswers($max,$randomize,@opt);
1.34 albertel 166: } elsif ( $target eq 'analyze') {
167: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
168: foreach my $name (@{ $Apache::response::foilgroup{'names'} }) {
169: if (defined($Apache::lonhomework::analyze{"$part_id.foil.value.$name"})) { next; }
170: push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },$name);
171: $Apache::lonhomework::analyze{"$part_id.foil.value.$name"} =
1.35 albertel 172: $Apache::response::foilgroup{"$name.value"};
1.34 albertel 173: $Apache::lonhomework::analyze{"$part_id.foil.text.$name"} =
1.35 albertel 174: $Apache::response::foilgroup{"$name.text"};
1.34 albertel 175: }
1.35 albertel 176: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.48 albertel 177: push (@{ $Apache::lonhomework::analyze{"$part_id.shown"} },&whichfoils($max,$randomize));
1.22 albertel 178: } elsif ( $target eq 'grade') {
179: if ( defined $ENV{'form.submitted'}) {
1.48 albertel 180: my @whichopt = &whichfoils($max,$randomize);
1.22 albertel 181: my $temp=1;my $name;
1.26 albertel 182: my %responsehash;
1.57 albertel 183: my %grade;
1.22 albertel 184: my $right=0;
185: my $wrong=0;
186: my $ignored=0;
187: foreach $name (@whichopt) {
188: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
1.26 albertel 189: $responsehash{$name}=$response;
1.22 albertel 190: if ( $response =~ /[^\s]/) {
191: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 192: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.57 albertel 193: if ($value eq $response) {
194: $grade{$name}='1'; $right++;
195: } else {
196: $grade{$name}='0'; $wrong++;
197: }
1.22 albertel 198: } else {
199: $ignored++;
200: }
201: $temp++;
202: }
1.28 albertel 203: my $part=$Apache::inputtags::part;
1.22 albertel 204: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 205: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.57 albertel 206: my $gradestr =&Apache::lonnet::hash2str(%grade);
1.28 albertel 207: my %previous=&Apache::response::check_for_previous($responsestr,
208: $part,$id);
1.22 albertel 209: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.28 albertel 210: my $ad;
1.22 albertel 211: if ($wrong==0 && $ignored==0) {
1.28 albertel 212: $ad='EXACT_ANS';
213: } elsif ($wrong==0 && $right==0) {
214: #nothing submitted
1.22 albertel 215: } else {
1.36 albertel 216: if ($ignored==0) {
217: $ad='INCORRECT';
218: } else {
219: $ad='MISSING_ANSWER';
220: }
1.1 albertel 221: }
1.28 albertel 222: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
223: $responsestr;
1.57 albertel 224: $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
1.28 albertel 225: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
226: $ad;
227: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 228: }
1.1 albertel 229: }
1.25 albertel 230: } elsif ($target eq 'edit') {
1.22 albertel 231: $result.=&Apache::edit::end_table();
1.32 sakharuk 232: }
1.38 sakharuk 233: if ($target eq 'tex') {$result .= '\end{enumerate}';}
1.22 albertel 234: return $result;
1.1 albertel 235: }
236:
237: sub getfoilcounts {
1.48 albertel 238: my ($max)=@_;
1.22 albertel 239: # +1 since instructors will count from 1
240: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 241: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 242: if ($count>$max) { $count=$max }
243: &Apache::lonxml::debug("Count is $count from $max");
244: return $count;
1.1 albertel 245: }
246:
247: sub whichfoils {
1.48 albertel 248: my ($max,$randomize)=@_;
249: $max = &getfoilcounts($max);
250: &Apache::lonxml::debug("randomize $randomize");
1.22 albertel 251: my @names = @{ $Apache::response::foilgroup{'names'} };
252: my @whichopt =();
1.48 albertel 253: my (%top,@toplist,%bottom,@bottomlist);
254: if (!(&Apache::response::showallfoils() || ($randomize eq 'no'))) {
255: my $current=0;
256: foreach my $name (@names) {
257: $current++;
258: if ($Apache::response::foilgroup{$name.'.location'} eq 'top') {
259: $top{$name}=$current;
260: } elsif ($Apache::response::foilgroup{$name.'.location'} eq
261: 'bottom') {
262: $bottom{$name}=$current;
263: }
264: }
265: }
1.22 albertel 266: while ((($#whichopt+1) < $max) && ($#names > -1)) {
267: &Apache::lonxml::debug("Have $#whichopt max is $max");
1.39 albertel 268: my $aopt;
1.48 albertel 269: if (&Apache::response::showallfoils() || ($randomize eq 'no')) {
1.39 albertel 270: $aopt=0;
271: } else {
1.47 albertel 272: $aopt=int(&Math::Random::random_uniform() * ($#names+1));
1.39 albertel 273: }
1.22 albertel 274: &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
275: $aopt=splice(@names,$aopt,1);
276: &Apache::lonxml::debug("Picked $aopt");
1.48 albertel 277: if ($top{$aopt}) {
278: $toplist[$top{$aopt}]=$aopt;
279: } elsif ($bottom{$aopt}) {
280: $bottomlist[$bottom{$aopt}]=$aopt;
281: } else {
282: push (@whichopt,$aopt);
283: }
284: }
285: for (my $i=0;$i<=$#toplist;$i++) {
286: if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }
1.22 albertel 287: }
1.48 albertel 288: for (my $i=0;$i<=$#bottomlist;$i++) {
289: if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
290: }
291:
1.22 albertel 292: return @whichopt;
1.1 albertel 293: }
294:
1.25 albertel 295: sub displayanswers {
1.48 albertel 296: my ($max,$randomize,@opt)=@_;
1.25 albertel 297: my @names = @{ $Apache::response::foilgroup{'names'} };
1.48 albertel 298: my @whichopt = &whichfoils($max,$randomize);
1.25 albertel 299: my $result=&Apache::response::answer_header('optionresponse');
300: foreach my $name (@whichopt) {
301: $result.=&Apache::response::answer_part('optionresponse',
302: $Apache::response::foilgroup{$name.'.value'})
303: }
304: $result.=&Apache::response::answer_footer('optionresponse');
305: return $result;
306: }
307:
1.1 albertel 308: sub displayfoils {
1.48 albertel 309: my ($target,$max,$randomize,@opt)=@_;
1.22 albertel 310: my @names = @{ $Apache::response::foilgroup{'names'} };
311: my @truelist;
312: my @falselist;
313: my $result;
314: my $name;
1.45 albertel 315: my $displayoptionintex=0;
1.49 sakharuk 316: my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
317: 'Q','R','S','T','U','V','W','X','Y','Z');
1.48 albertel 318: my @whichopt = &whichfoils($max,$randomize);
1.28 albertel 319: my $part=$Apache::inputtags::part;
320: my $id=$Apache::inputtags::response[-1];
1.58 sakharuk 321: if (($Apache::lonhomework::history{"resource.$part.solved"} =~ /^correct/) || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) {
322: my $temp=1; ####
1.22 albertel 323: foreach $name (@whichopt) {
1.32 sakharuk 324: if ($target eq 'web') {
325: $result.="<br />";
1.46 sakharuk 326: } elsif ($target eq 'tex') {
327: $result.='\vskip 0 mm ';
328: }
329: if ($target ne 'tex') {
1.59 albertel 330: my $text=$Apache::response::foilgroup{$name.'.text'};
331: my $value=$Apache::response::foilgroup{$name.'.value'};
332: if (!($text=~s|<drawoptionlist\s*/>|$value|)) {
333: $text=$value.': '.$text;
334: }
335: $result.=$text."\n";
1.46 sakharuk 336: } else {
1.54 sakharuk 337: $Apache::response::foilgroup{$name.'.text'}=~s/\\item//;
1.55 sakharuk 338: $result .='\item \textit{'.$Apache::response::foilgroup{$name.'.value'}.'}'.
1.46 sakharuk 339: ":".$Apache::response::foilgroup{$name.'.text'}."\n";
1.32 sakharuk 340: }
1.58 sakharuk 341: if ($Apache::lonhomework::type eq 'exam') {
342: if ($target ne 'tex') {
343: $result.=&webbubbles(\@opt,\@alphabet);
344: } else {
345: $result.=&bubbles(\@alphabet,\@opt);
346: }
347: }
348: $temp++;
1.22 albertel 349: }
350: } else {
351: my $temp=1;
1.28 albertel 352: my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
1.22 albertel 353: foreach $name (@whichopt) {
1.28 albertel 354: my $lastopt=$lastresponse{$name};
355: my $optionlist="<option></option>\n";
356: my $option;
357: foreach $option (@opt) {
358: if ($option eq $lastopt) {
359: $optionlist.="<option selected=\"on\">$option</option>\n";
360: } else {
361: $optionlist.="<option>$option</option>\n";
362: }
363: }
1.32 sakharuk 364: if ($target ne 'tex') {
1.59 albertel 365: $optionlist='<select name="HWVAL_'.
366: $Apache::inputtags::response['-1'].':'.$temp.'">'.
367: $optionlist."</select>\n";
368: my $text=$Apache::response::foilgroup{$name.'.text'};
369: if (!($text=~s|<drawoptionlist\s*/>|$optionlist|)) {
370: $text=$optionlist.$text;
371: }
372: $result.="<br />".$text."\n";
1.49 sakharuk 373: if ($Apache::lonhomework::type eq 'exam') {
1.58 sakharuk 374: $result.=&webbubbles(\@opt,\@alphabet);
1.49 sakharuk 375: }
1.32 sakharuk 376: $temp++;
377: } else {
1.60 sakharuk 378: my $texoptionlist = &optionlist_correction($optionlist);
1.45 albertel 379: if ($displayoptionintex == 0) {
1.60 sakharuk 380: if ($Apache::lonhomework::type eq 'exam') {$texoptionlist='';} #if exam we do not need to show optionlist
1.46 sakharuk 381: if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
1.60 sakharuk 382: if ($Apache::lonhomework::type eq 'exam') {
383: $Apache::response::foilgroup{$name.'.text'}=~s/\\item/\\item[\\textbf{$Apache::lonxml::counter}\.]/;
384: }
385: if ($Apache::response::foilgroup{$name.'.text'}=~/<drawoptionlist\s*\/>/) {
1.61 ! sakharuk 386: $Apache::response::foilgroup{$name.'.text'}=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
1.60 sakharuk 387: $result.= $texoptionlist.$Apache::response::foilgroup{$name.'.text'};
388: }
1.46 sakharuk 389: } else {
1.51 sakharuk 390: if ($Apache::lonhomework::type eq 'exam') {
1.56 sakharuk 391: $result.= $texoptionlist.'\vspace*{-2 mm}\item[\textbf{'.$Apache::lonxml::counter.'}.]'.$Apache::response::foilgroup{$name.'.text'};
1.51 sakharuk 392: } else {
1.56 sakharuk 393: $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$Apache::response::foilgroup{$name.'.text'};
1.51 sakharuk 394: }
1.46 sakharuk 395: }
1.50 sakharuk 396: if ($Apache::lonhomework::type eq 'exam') {
397: $result.=&bubbles(\@alphabet,\@opt);
398: }
1.45 albertel 399: $displayoptionintex=1;
1.32 sakharuk 400: } else {
1.46 sakharuk 401: if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
1.51 sakharuk 402: if ($Apache::lonhomework::type eq 'exam') {
403: $Apache::response::foilgroup{$name.'.text'}=~s/\\item/\\item[\\textbf{$Apache::lonxml::counter}\.]/;
404: }
1.60 sakharuk 405: if ($Apache::response::foilgroup{$name.'.text'}=~/<drawoptionlist\s*\/>/) {
1.61 ! sakharuk 406: $Apache::response::foilgroup{$name.'.text'}=~s|<drawoptionlist\s*/>| \\makebox\[0\.3in\]\[b\]\{\\hrulefill\} |;
1.60 sakharuk 407: }
408: $result.= $Apache::response::foilgroup{$name.'.text'};
1.46 sakharuk 409: } else {
1.51 sakharuk 410: if ($Apache::lonhomework::type eq 'exam') {
411: $result.= '\item[\textbf{'.$Apache::lonxml::counter.'}.]'.$Apache::response::foilgroup{$name.'.text'};
412: } else {
413: $result.= '\item '.$Apache::response::foilgroup{$name.'.text'};
414: }
1.46 sakharuk 415: }
1.50 sakharuk 416: if ($Apache::lonhomework::type eq 'exam') {
417: $result.=&bubbles(\@alphabet,\@opt);
418: }
1.32 sakharuk 419: }
420: }
1.1 albertel 421: }
1.32 sakharuk 422: }
423: if ($target ne 'tex') {
424: return $result."<br />";
425: }
426: else {
427: return $result;
1.22 albertel 428: }
1.50 sakharuk 429: }
430:
431:
432: sub optionlist_correction {
433:
434: my $texoptionlist = shift;
1.51 sakharuk 435: $texoptionlist =~ s/<option><\/option>/\\item \[\] Possible answers are:/;
1.50 sakharuk 436: $texoptionlist =~ s/<option>/\{\\bf /g;
437: $texoptionlist =~ s/<option selected="on">/\{\\bf /g;
438: $texoptionlist =~ s/<\/option>/\},/g;
439: $texoptionlist =~ s/,$/\./g;
440: $texoptionlist =~ s/>/\$>\$/g;
441: $texoptionlist =~ s/</\$<\$/g;
442: $texoptionlist =~ s/=/\$=\$/g;
443: return $texoptionlist;
1.58 sakharuk 444: }
445:
446:
447: sub webbubbles {
448:
449: my ($ropt,$ralphabet)=@_;
450: my @opt=@$ropt;
451: my @alphabet=@$ralphabet;
452: my $result='';
453: my $number_of_bubbles = $#opt + 1;
454: $result.= '<table border="1"><tr>';
455: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
456: $result.='<td>'.$alphabet[$ind].': '.$opt[$ind].'</td>';
457: }
458: $result.='</tr></table>';
459: return $result;
1.50 sakharuk 460: }
461:
462:
463: sub bubbles {
464:
465: my ($ralphabit,$ropt) = @_;
466: my @alphabet = @$ralphabit;
467: my @opt = @$ropt;
1.51 sakharuk 468: my ($result,$head,$line) =('','','');
1.50 sakharuk 469: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 470: my $current_length = 0;
471: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
472: $current_length += (length($opt[$ind])+length($alphabet[$ind])+2)*2;
1.52 sakharuk 473: if ($current_length<0.9*$ENV{'form.textwidth'} and $ind!=$number_of_bubbles) {
1.51 sakharuk 474: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
475: $head.='lr';
476: } else {
477: $line=~s/\&\s*$//;
478: $result.='\vskip -5 mm\begin{tabular}{'.$head.'}\\\\'.$line.'\\\\\end{tabular}';
479: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
480: $head ='lr';
481: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
482: }
483:
1.50 sakharuk 484: }
1.53 albertel 485: &Apache::lonxml::increment_counter();
1.50 sakharuk 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 $result='';
1.32 sakharuk 511: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.35 albertel 512: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 513: #if not there aren't any foils to display and thus no question
514: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
515: my @names = @{ $Apache::response::conceptgroup{'names'} };
1.47 albertel 516: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
1.22 albertel 517: my $name=$names[$pick];
518: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.35 albertel 519: $Apache::response::foilgroup{"$name.value"} =
520: $Apache::response::conceptgroup{"$name.value"};
521: $Apache::response::foilgroup{"$name.text"} =
522: $Apache::response::conceptgroup{"$name.text"};
1.48 albertel 523: $Apache::response::foilgroup{"$name.location"} =
524: $Apache::response::conceptgroup{"$name.location"};
1.22 albertel 525: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
526: $Apache::response::foilgroup{"$name.concept"} = $concept;
527: &Apache::lonxml::debug("Selecting $name in $concept");
1.35 albertel 528: if ($target eq 'analyze') {
529: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
530: push (@{ $Apache::lonhomework::analyze{"$part_id.concepts"} },
531: $concept);
532: $Apache::lonhomework::analyze{"$part_id.concept.$concept"}=
533: $Apache::response::conceptgroup{'names'};
534: foreach my $name (@{ $Apache::response::conceptgroup{'names'} }) {
535: push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },
536: $name);
537: $Apache::lonhomework::analyze{"$part_id.foil.value.$name"} =
538: $Apache::response::conceptgroup{"$name.value"};
539: $Apache::lonhomework::analyze{"$part_id.foil.text.$name"} =
540: $Apache::response::conceptgroup{"$name.text"};
1.48 albertel 541: $Apache::lonhomework::analyze{"$part_id.foil.location.$name"} =
542: $Apache::response::conceptgroup{"$name.location"};
1.35 albertel 543: }
1.57 albertel 544: } elsif ($target eq 'web') {
545: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
546: push(@{ $Apache::hint::option{"$part_id.concepts"} },
547: $concept);
548: $Apache::hint::option{"$part_id.concept.$concept"}=
549: $Apache::response::conceptgroup{'names'};
1.35 albertel 550: }
1.22 albertel 551: }
1.34 albertel 552: } elsif ($target eq 'edit') {
1.22 albertel 553: $result=&Apache::edit::end_table();
554: }
555: return $result;
1.2 albertel 556: }
557:
1.16 albertel 558: sub insert_conceptgroup {
1.22 albertel 559: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
560: return $result;
1.16 albertel 561: }
562:
1.1 albertel 563: sub start_foil {
1.22 albertel 564: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
565: my $result='';
1.34 albertel 566: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.25 albertel 567: &Apache::lonxml::startredirection;
568: } elsif ($target eq 'edit') {
1.22 albertel 569: $result=&Apache::edit::tag_start($target,$token,"Foil");
570: my $level='-2';
571: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
572: my @opt;
573: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
574: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 575: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
576: ['unused',(@opt)],$token,'15');
577: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
578: $safeeval,'-3');
579: if ($randomize ne 'no') {
580: $result.=&Apache::edit::select_arg('Location:','location',
581: ['random','top','bottom'],$token);
582: }
1.30 matthew 583: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 584: } elsif ($target eq 'modified') {
1.48 albertel 585: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
586: 'value','name','location');
1.22 albertel 587: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 588: }
1.22 albertel 589: return $result;
1.1 albertel 590: }
591:
592: sub end_foil {
1.22 albertel 593: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
594: my $text ='';
595: my $result = '';
1.32 sakharuk 596: if ($target eq 'web' || $target eq 'tex') {
1.48 albertel 597: $text=&Apache::lonxml::endredirection;
1.56 sakharuk 598: if ($target eq 'tex') { $text = '\vspace*{-2 mm}\item '.$text; }
1.32 sakharuk 599: }
600: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 601: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 602: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
603: if ($value ne 'unused') {
604: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.48 albertel 605: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.22 albertel 606: &Apache::lonxml::debug("Got a name of :$name:");
607: if (!$name) { $name=$Apache::lonxml::curdepth; }
608: &Apache::lonxml::debug("Using a name of :$name:");
1.39 albertel 609: if ( $Apache::optionresponse::conceptgroup
610: && !&Apache::response::showallfoils() ) {
1.22 albertel 611: push @{ $Apache::response::conceptgroup{'names'} }, $name;
612: $Apache::response::conceptgroup{"$name.value"} = $value;
1.46 sakharuk 613: $Apache::response::conceptgroup{"$name.text"} = $text;
1.48 albertel 614: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 615: } else {
616: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 617: $Apache::response::foilgroup{"$name.value"} = $value;
618: $Apache::response::foilgroup{"$name.text"} = $text;
619: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 620: }
621: }
622: }
623: if ($target eq 'edit') {
624: $result.= &Apache::edit::tag_end($target,$token,'');
625: }
626: return $result;
1.1 albertel 627: }
628:
1.7 albertel 629: sub insert_foil {
1.22 albertel 630: return '
1.15 albertel 631: <foil name="" value="unused">
1.14 albertel 632: <startouttext />
633: <endouttext />
1.7 albertel 634: </foil>';
635: }
1.1 albertel 636: 1;
637: __END__
638:
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