Annotation of loncom/homework/optionresponse.pm, revision 1.55
1.46 sakharuk 1: # LearningOnline Network with CAPA
1.22 albertel 2: # option list style responses
1.27 albertel 3: #
1.55 ! sakharuk 4: # $Id: optionresponse.pm,v 1.54 2002/10/24 19:51:49 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,$safeeval);
45: if ($target eq 'edit') {
1.23 albertel 46: $result.=&Apache::edit::start_table($token).
1.30 matthew 47: "<tr><td>Multiple Option Response Question</td><td>Delete:".
1.23 albertel 48: &Apache::edit::deletelist($target,$token)
1.30 matthew 49: ."</td><td> ".
50: &Apache::edit::end_row().
51: &Apache::edit::start_spanning_row().
52: "\n";
1.48 albertel 53: $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
54: $token,'4').
55: &Apache::edit::select_arg('Randomize Foil Order','randomize',
56: ['yes','no'],$token).
57: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.34 albertel 58: } elsif ($target eq 'modified') {
1.23 albertel 59: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.48 albertel 60: $safeeval,'max','randomize');
1.22 albertel 61: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.34 albertel 62: } elsif ($target eq 'meta') {
1.23 albertel 63: $result=&Apache::response::meta_package_write('optionresponse');
1.34 albertel 64: } elsif ($target eq 'analyze') {
65: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
66: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.22 albertel 67: }
68: return $result;
1.1 albertel 69: }
70:
71: sub end_optionresponse {
1.22 albertel 72: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
73: &Apache::response::end_response;
74: pop @Apache::lonxml::namespace;
1.29 albertel 75: &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
1.22 albertel 76: my $result;
77: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
78: return $result;
1.1 albertel 79: }
80:
1.44 albertel 81: %Apache::response::foilgroup=();
1.1 albertel 82: sub start_foilgroup {
1.22 albertel 83: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
84:
85: my $result='';
1.44 albertel 86: %Apache::response::foilgroup=();
1.22 albertel 87: $Apache::optionresponse::conceptgroup=0;
88: &Apache::response::setrandomnumber();
89: if ($target eq 'edit') {
90: my $optionlist="<option></option>\n";
91: my $option;
92: my @opt;
93: eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
94: my $count=1;
95: foreach $option (@opt) {
96: $optionlist.="<option value=\"$count\">$option</option>\n";
97: $count++;
98: }
99: my $insertlist=&Apache::edit::insertlist($target,$token);
100: $result.=&Apache::edit::start_table($token);
101: $result.= (<<ENDTABLE);
102: <tr><td>Select Options</td>
1.13 albertel 103: <td>
104: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
105: </td>
106: <td>Delete an Option:
107: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
108: ENDTABLE
1.30 matthew 109: $result.= &Apache::edit::end_row();
110: $result.= &Apache::edit::start_spanning_row();
111: $result.= $insertlist.'<br />';
1.22 albertel 112: }
113: if ($target eq 'modified') {
114: my @options;
115: my $optchanged=0;
116: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
117: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
118: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
119: &Apache::lonxml::debug("Deleting :$delopt:");
120: splice(@options,$delopt-1,1);
121: $optchanged=1;
122: }
123: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
124: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
125: if ($options[0]) {
126: push(@options,$newopt);
127: } else {
128: $options[0]=$newopt;
129: }
130: $optchanged=1;
131: }
132: if ($optchanged) {
133: $result = "<foilgroup options=\"(";
134: foreach my $option (@options) {
1.41 albertel 135: $option=~s/\'/\\\'/g;
1.22 albertel 136: &Apache::lonxml::debug("adding option :$option:");
137: $result .="'".$option."',";
138: }
139: chop $result;
140: $result.=')">';
141: } # else nothing changed so just use the default mechanism
142: }
1.42 sakharuk 143: if ($target eq 'tex') {
144: $result .= ' \begin{enumerate} ';
145: }
1.22 albertel 146: return $result;
1.1 albertel 147: }
148:
149: sub end_foilgroup {
1.22 albertel 150: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
151:
152: my $result;
1.35 albertel 153: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 154: my $name;
155: my @opt;
156: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
157: &Apache::lonxml::debug("Options are $#opt");
1.48 albertel 158: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
159: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
160: $safeeval,'-2');
1.32 sakharuk 161: if ($target eq 'web' || $target eq 'tex') {
1.48 albertel 162: $result.=&displayfoils($target,$max,$randomize,@opt);
1.25 albertel 163: } elsif ( $target eq 'answer') {
1.48 albertel 164: $result.=&displayanswers($max,$randomize,@opt);
1.34 albertel 165: } elsif ( $target eq 'analyze') {
166: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
167: foreach my $name (@{ $Apache::response::foilgroup{'names'} }) {
168: if (defined($Apache::lonhomework::analyze{"$part_id.foil.value.$name"})) { next; }
169: push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },$name);
170: $Apache::lonhomework::analyze{"$part_id.foil.value.$name"} =
1.35 albertel 171: $Apache::response::foilgroup{"$name.value"};
1.34 albertel 172: $Apache::lonhomework::analyze{"$part_id.foil.text.$name"} =
1.35 albertel 173: $Apache::response::foilgroup{"$name.text"};
1.34 albertel 174: }
1.35 albertel 175: push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
1.48 albertel 176: push (@{ $Apache::lonhomework::analyze{"$part_id.shown"} },&whichfoils($max,$randomize));
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;
1.22 albertel 182: my $right=0;
183: my $wrong=0;
184: my $ignored=0;
185: foreach $name (@whichopt) {
186: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
1.26 albertel 187: $responsehash{$name}=$response;
1.22 albertel 188: if ( $response =~ /[^\s]/) {
189: my $value=$Apache::response::foilgroup{$name.'.value'};
1.34 albertel 190: &Apache::lonxml::debug("submitted a $response for $value<br />\n");
1.22 albertel 191: if ($value eq $response) {$right++;} else {$wrong++;}
192: } else {
193: $ignored++;
194: }
195: $temp++;
196: }
1.28 albertel 197: my $part=$Apache::inputtags::part;
1.22 albertel 198: my $id = $Apache::inputtags::response['-1'];
1.28 albertel 199: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
200: my %previous=&Apache::response::check_for_previous($responsestr,
201: $part,$id);
1.22 albertel 202: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
1.28 albertel 203: my $ad;
1.22 albertel 204: if ($wrong==0 && $ignored==0) {
1.28 albertel 205: $ad='EXACT_ANS';
206: } elsif ($wrong==0 && $right==0) {
207: #nothing submitted
1.22 albertel 208: } else {
1.36 albertel 209: if ($ignored==0) {
210: $ad='INCORRECT';
211: } else {
212: $ad='MISSING_ANSWER';
213: }
1.1 albertel 214: }
1.28 albertel 215: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
216: $responsestr;
217: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
218: $ad;
219: &Apache::response::handle_previous(\%previous,$ad);
1.22 albertel 220: }
1.1 albertel 221: }
1.25 albertel 222: } elsif ($target eq 'edit') {
1.22 albertel 223: $result.=&Apache::edit::end_table();
1.32 sakharuk 224: }
1.38 sakharuk 225: if ($target eq 'tex') {$result .= '\end{enumerate}';}
1.22 albertel 226: return $result;
1.1 albertel 227: }
228:
229: sub getfoilcounts {
1.48 albertel 230: my ($max)=@_;
1.22 albertel 231: # +1 since instructors will count from 1
232: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
1.39 albertel 233: if (&Apache::response::showallfoils()) { $max=$count; }
1.48 albertel 234: if ($count>$max) { $count=$max }
235: &Apache::lonxml::debug("Count is $count from $max");
236: return $count;
1.1 albertel 237: }
238:
239: sub whichfoils {
1.48 albertel 240: my ($max,$randomize)=@_;
241: $max = &getfoilcounts($max);
242: &Apache::lonxml::debug("randomize $randomize");
1.22 albertel 243: my @names = @{ $Apache::response::foilgroup{'names'} };
244: my @whichopt =();
1.48 albertel 245: my (%top,@toplist,%bottom,@bottomlist);
246: if (!(&Apache::response::showallfoils() || ($randomize eq 'no'))) {
247: my $current=0;
248: foreach my $name (@names) {
249: $current++;
250: if ($Apache::response::foilgroup{$name.'.location'} eq 'top') {
251: $top{$name}=$current;
252: } elsif ($Apache::response::foilgroup{$name.'.location'} eq
253: 'bottom') {
254: $bottom{$name}=$current;
255: }
256: }
257: }
1.22 albertel 258: while ((($#whichopt+1) < $max) && ($#names > -1)) {
259: &Apache::lonxml::debug("Have $#whichopt max is $max");
1.39 albertel 260: my $aopt;
1.48 albertel 261: if (&Apache::response::showallfoils() || ($randomize eq 'no')) {
1.39 albertel 262: $aopt=0;
263: } else {
1.47 albertel 264: $aopt=int(&Math::Random::random_uniform() * ($#names+1));
1.39 albertel 265: }
1.22 albertel 266: &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
267: $aopt=splice(@names,$aopt,1);
268: &Apache::lonxml::debug("Picked $aopt");
1.48 albertel 269: if ($top{$aopt}) {
270: $toplist[$top{$aopt}]=$aopt;
271: } elsif ($bottom{$aopt}) {
272: $bottomlist[$bottom{$aopt}]=$aopt;
273: } else {
274: push (@whichopt,$aopt);
275: }
276: }
277: for (my $i=0;$i<=$#toplist;$i++) {
278: if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }
1.22 albertel 279: }
1.48 albertel 280: for (my $i=0;$i<=$#bottomlist;$i++) {
281: if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
282: }
283:
1.22 albertel 284: return @whichopt;
1.1 albertel 285: }
286:
1.25 albertel 287: sub displayanswers {
1.48 albertel 288: my ($max,$randomize,@opt)=@_;
1.25 albertel 289: my @names = @{ $Apache::response::foilgroup{'names'} };
1.48 albertel 290: my @whichopt = &whichfoils($max,$randomize);
1.25 albertel 291: my $result=&Apache::response::answer_header('optionresponse');
292: foreach my $name (@whichopt) {
293: $result.=&Apache::response::answer_part('optionresponse',
294: $Apache::response::foilgroup{$name.'.value'})
295: }
296: $result.=&Apache::response::answer_footer('optionresponse');
297: return $result;
298: }
299:
1.1 albertel 300: sub displayfoils {
1.48 albertel 301: my ($target,$max,$randomize,@opt)=@_;
1.22 albertel 302: my @names = @{ $Apache::response::foilgroup{'names'} };
303: my @truelist;
304: my @falselist;
305: my $result;
306: my $name;
1.45 albertel 307: my $displayoptionintex=0;
1.49 sakharuk 308: my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
309: 'Q','R','S','T','U','V','W','X','Y','Z');
1.48 albertel 310: my @whichopt = &whichfoils($max,$randomize);
1.28 albertel 311: my $part=$Apache::inputtags::part;
312: my $id=$Apache::inputtags::response[-1];
313: if (($Apache::lonhomework::history{"resource.$part.solved"} =~ /^correct/) || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) {
1.22 albertel 314: foreach $name (@whichopt) {
1.32 sakharuk 315: if ($target eq 'web') {
316: $result.="<br />";
1.46 sakharuk 317: } elsif ($target eq 'tex') {
318: $result.='\vskip 0 mm ';
319: }
320: if ($target ne 'tex') {
321: $result .=$Apache::response::foilgroup{$name.'.value'}.
322: ":".$Apache::response::foilgroup{$name.'.text'}."\n";
323: } else {
1.54 sakharuk 324: $Apache::response::foilgroup{$name.'.text'}=~s/\\item//;
1.55 ! sakharuk 325: $result .='\item \textit{'.$Apache::response::foilgroup{$name.'.value'}.'}'.
1.46 sakharuk 326: ":".$Apache::response::foilgroup{$name.'.text'}."\n";
1.32 sakharuk 327: }
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"});
1.22 albertel 332: foreach $name (@whichopt) {
1.28 albertel 333: my $lastopt=$lastresponse{$name};
334: my $optionlist="<option></option>\n";
335: my $option;
336: foreach $option (@opt) {
337: if ($option eq $lastopt) {
338: $optionlist.="<option selected=\"on\">$option</option>\n";
339: } else {
340: $optionlist.="<option>$option</option>\n";
341: }
342: }
1.32 sakharuk 343: if ($target ne 'tex') {
344: $result.="<br /><select name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\">"
345: .$optionlist
346: ."</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";
1.49 sakharuk 347: if ($Apache::lonhomework::type eq 'exam') {
348: my $number_of_bubbles = $#opt + 1;
349: $result.= '<table border="1"><tr>';
350: for (my $ind=0;$ind<$number_of_bubbles;$ind++) {
351: $result.='<td>'.$alphabet[$ind].': '.$opt[$ind].'</td>';
352: }
353: $result.='</tr></table>';
354: }
1.32 sakharuk 355: $temp++;
356: } else {
1.45 albertel 357: if ($displayoptionintex == 0) {
1.50 sakharuk 358: my $texoptionlist = &optionlist_correction($optionlist);
1.51 sakharuk 359: if ($Apache::lonhomework::type eq 'exam') {$texoptionlist='';}
1.46 sakharuk 360: if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
1.51 sakharuk 361: if ($Apache::lonhomework::type eq 'exam') {
362: $Apache::response::foilgroup{$name.'.text'}=~s/\\item/\\item[\\textbf{$Apache::lonxml::counter}\.]/;
363: }
1.46 sakharuk 364: $result.= $texoptionlist.$Apache::response::foilgroup{$name.'.text'};
365: } else {
1.51 sakharuk 366: if ($Apache::lonhomework::type eq 'exam') {
367: $result.= $texoptionlist.'\item[\textbf{'.$Apache::lonxml::counter.'}.]'.$Apache::response::foilgroup{$name.'.text'};
368: } else {
369: $result.= $texoptionlist.'\item '.$Apache::response::foilgroup{$name.'.text'};
370: }
1.46 sakharuk 371: }
1.50 sakharuk 372: if ($Apache::lonhomework::type eq 'exam') {
373: $result.=&bubbles(\@alphabet,\@opt);
374: }
1.45 albertel 375: $displayoptionintex=1;
1.32 sakharuk 376: } else {
1.46 sakharuk 377: if ($Apache::response::foilgroup{$name.'.text'}=~m/\\item /) {
1.51 sakharuk 378: if ($Apache::lonhomework::type eq 'exam') {
379: $Apache::response::foilgroup{$name.'.text'}=~s/\\item/\\item[\\textbf{$Apache::lonxml::counter}\.]/;
380: }
1.46 sakharuk 381: $result.= $Apache::response::foilgroup{$name.'.text'};
382: } else {
1.51 sakharuk 383: if ($Apache::lonhomework::type eq 'exam') {
384: $result.= '\item[\textbf{'.$Apache::lonxml::counter.'}.]'.$Apache::response::foilgroup{$name.'.text'};
385: } else {
386: $result.= '\item '.$Apache::response::foilgroup{$name.'.text'};
387: }
1.46 sakharuk 388: }
1.50 sakharuk 389: if ($Apache::lonhomework::type eq 'exam') {
390: $result.=&bubbles(\@alphabet,\@opt);
391: }
1.32 sakharuk 392: }
393: }
1.1 albertel 394: }
1.32 sakharuk 395: }
396: if ($target ne 'tex') {
397: return $result."<br />";
398: }
399: else {
400: return $result;
1.22 albertel 401: }
1.50 sakharuk 402: }
403:
404:
405: sub optionlist_correction {
406:
407: my $texoptionlist = shift;
1.51 sakharuk 408: $texoptionlist =~ s/<option><\/option>/\\item \[\] Possible answers are:/;
1.50 sakharuk 409: $texoptionlist =~ s/<option>/\{\\bf /g;
410: $texoptionlist =~ s/<option selected="on">/\{\\bf /g;
411: $texoptionlist =~ s/<\/option>/\},/g;
412: $texoptionlist =~ s/,$/\./g;
413: $texoptionlist =~ s/>/\$>\$/g;
414: $texoptionlist =~ s/</\$<\$/g;
415: $texoptionlist =~ s/=/\$=\$/g;
416: return $texoptionlist;
417: }
418:
419:
420: sub bubbles {
421:
422: my ($ralphabit,$ropt) = @_;
423: my @alphabet = @$ralphabit;
424: my @opt = @$ropt;
1.51 sakharuk 425: my ($result,$head,$line) =('','','');
1.50 sakharuk 426: my $number_of_bubbles = $#opt + 1;
1.51 sakharuk 427: my $current_length = 0;
428: for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
429: $current_length += (length($opt[$ind])+length($alphabet[$ind])+2)*2;
1.52 sakharuk 430: if ($current_length<0.9*$ENV{'form.textwidth'} and $ind!=$number_of_bubbles) {
1.51 sakharuk 431: $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
432: $head.='lr';
433: } else {
434: $line=~s/\&\s*$//;
435: $result.='\vskip -5 mm\begin{tabular}{'.$head.'}\\\\'.$line.'\\\\\end{tabular}';
436: $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;
437: $head ='lr';
438: $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;
439: }
440:
1.50 sakharuk 441: }
1.53 albertel 442: &Apache::lonxml::increment_counter();
1.50 sakharuk 443: return $result;
1.1 albertel 444: }
445:
1.22 albertel 446:
1.2 albertel 447: sub start_conceptgroup {
1.22 albertel 448: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
449: $Apache::optionresponse::conceptgroup=1;
1.44 albertel 450: %Apache::response::conceptgroup=();
1.22 albertel 451: my $result;
452: if ($target eq 'edit') {
453: $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
1.30 matthew 454: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
455: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.22 albertel 456: }
457: if ($target eq 'modified') {
458: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
459: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
460: }
461: return $result;
1.2 albertel 462: }
463:
464: sub end_conceptgroup {
1.22 albertel 465: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
466: $Apache::optionresponse::conceptgroup=0;
467: my $result='';
1.32 sakharuk 468: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.35 albertel 469: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 470: #if not there aren't any foils to display and thus no question
471: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
472: my @names = @{ $Apache::response::conceptgroup{'names'} };
1.47 albertel 473: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
1.22 albertel 474: my $name=$names[$pick];
475: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.35 albertel 476: $Apache::response::foilgroup{"$name.value"} =
477: $Apache::response::conceptgroup{"$name.value"};
478: $Apache::response::foilgroup{"$name.text"} =
479: $Apache::response::conceptgroup{"$name.text"};
1.48 albertel 480: $Apache::response::foilgroup{"$name.location"} =
481: $Apache::response::conceptgroup{"$name.location"};
1.22 albertel 482: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
483: $Apache::response::foilgroup{"$name.concept"} = $concept;
484: &Apache::lonxml::debug("Selecting $name in $concept");
1.35 albertel 485: if ($target eq 'analyze') {
486: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
487: push (@{ $Apache::lonhomework::analyze{"$part_id.concepts"} },
488: $concept);
489: $Apache::lonhomework::analyze{"$part_id.concept.$concept"}=
490: $Apache::response::conceptgroup{'names'};
491: foreach my $name (@{ $Apache::response::conceptgroup{'names'} }) {
492: push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },
493: $name);
494: $Apache::lonhomework::analyze{"$part_id.foil.value.$name"} =
495: $Apache::response::conceptgroup{"$name.value"};
496: $Apache::lonhomework::analyze{"$part_id.foil.text.$name"} =
497: $Apache::response::conceptgroup{"$name.text"};
1.48 albertel 498: $Apache::lonhomework::analyze{"$part_id.foil.location.$name"} =
499: $Apache::response::conceptgroup{"$name.location"};
1.35 albertel 500: }
501: }
1.22 albertel 502: }
1.34 albertel 503: } elsif ($target eq 'edit') {
1.22 albertel 504: $result=&Apache::edit::end_table();
505: }
506: return $result;
1.2 albertel 507: }
508:
1.16 albertel 509: sub insert_conceptgroup {
1.22 albertel 510: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
511: return $result;
1.16 albertel 512: }
513:
1.1 albertel 514: sub start_foil {
1.22 albertel 515: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
516: my $result='';
1.34 albertel 517: if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
1.25 albertel 518: &Apache::lonxml::startredirection;
519: } elsif ($target eq 'edit') {
1.22 albertel 520: $result=&Apache::edit::tag_start($target,$token,"Foil");
521: my $level='-2';
522: if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
523: my @opt;
524: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
525: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.48 albertel 526: $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',
527: ['unused',(@opt)],$token,'15');
528: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
529: $safeeval,'-3');
530: if ($randomize ne 'no') {
531: $result.=&Apache::edit::select_arg('Location:','location',
532: ['random','top','bottom'],$token);
533: }
1.30 matthew 534: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.25 albertel 535: } elsif ($target eq 'modified') {
1.48 albertel 536: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
537: 'value','name','location');
1.22 albertel 538: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.32 sakharuk 539: }
1.22 albertel 540: return $result;
1.1 albertel 541: }
542:
543: sub end_foil {
1.22 albertel 544: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
545: my $text ='';
546: my $result = '';
1.32 sakharuk 547: if ($target eq 'web' || $target eq 'tex') {
1.48 albertel 548: $text=&Apache::lonxml::endredirection;
1.55 ! sakharuk 549: if ($target eq 'tex') { $text = '\item '.$text; }
1.32 sakharuk 550: }
551: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
1.34 albertel 552: || $target eq 'tex' || $target eq 'analyze') {
1.22 albertel 553: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
554: if ($value ne 'unused') {
555: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.48 albertel 556: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.22 albertel 557: &Apache::lonxml::debug("Got a name of :$name:");
558: if (!$name) { $name=$Apache::lonxml::curdepth; }
559: &Apache::lonxml::debug("Using a name of :$name:");
1.39 albertel 560: if ( $Apache::optionresponse::conceptgroup
561: && !&Apache::response::showallfoils() ) {
1.22 albertel 562: push @{ $Apache::response::conceptgroup{'names'} }, $name;
563: $Apache::response::conceptgroup{"$name.value"} = $value;
1.46 sakharuk 564: $Apache::response::conceptgroup{"$name.text"} = $text;
1.48 albertel 565: $Apache::response::conceptgroup{"$name.location"} = $location;
1.22 albertel 566: } else {
567: push @{ $Apache::response::foilgroup{'names'} }, $name;
1.48 albertel 568: $Apache::response::foilgroup{"$name.value"} = $value;
569: $Apache::response::foilgroup{"$name.text"} = $text;
570: $Apache::response::foilgroup{"$name.location"} = $location;
1.22 albertel 571: }
572: }
573: }
574: if ($target eq 'edit') {
575: $result.= &Apache::edit::tag_end($target,$token,'');
576: }
577: return $result;
1.1 albertel 578: }
579:
1.7 albertel 580: sub insert_foil {
1.22 albertel 581: return '
1.15 albertel 582: <foil name="" value="unused">
1.14 albertel 583: <startouttext />
584: <endouttext />
1.7 albertel 585: </foil>';
586: }
1.1 albertel 587: 1;
588: __END__
589:
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