Annotation of loncom/homework/radiobuttonresponse.pm, revision 1.54
1.22 albertel 1: # The LearningOnline Network with CAPA
2: # mutliple choice style responses
1.31 albertel 3: #
1.54 ! sakharuk 4: # $Id: radiobuttonresponse.pm,v 1.53 2002/09/26 21:45:53 albertel Exp $
1.31 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
1.1 albertel 29:
30: package Apache::radiobuttonresponse;
31: use strict;
1.42 albertel 32: use HTML::Entities();
1.1 albertel 33:
1.36 harris41 34: BEGIN {
1.22 albertel 35: &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
1.1 albertel 36: }
37:
38: sub start_radiobuttonresponse {
1.22 albertel 39: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.26 albertel 40: my $result;
1.3 albertel 41: #when in a radiobutton response use these
1.22 albertel 42: &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
1.26 albertel 43: push (@Apache::lonxml::namespace,'radiobuttonresponse');
1.4 albertel 44: my $id = &Apache::response::start_response($parstack,$safeeval);
1.25 albertel 45: if ($target eq 'meta') {
46: $result=&Apache::response::meta_package_write('radiobuttonresponse');
1.26 albertel 47: } elsif ($target eq 'edit' ) {
48: $result.=&Apache::edit::start_table($token).
1.35 matthew 49: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
1.26 albertel 50: &Apache::edit::deletelist($target,$token)
1.35 matthew 51: ."</td><td> ".&Apache::edit::end_row()
52: .&Apache::edit::start_spanning_row();
53:
1.47 albertel 54: $result.=
55: &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
56: &Apache::edit::select_arg('Randomize Foil Order','randomize',
57: ['yes','no'],$token).
58: &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
1.26 albertel 59: } elsif ($target eq 'modified') {
60: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.47 albertel 61: $safeeval,'max','randomize');
1.26 albertel 62: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.38 sakharuk 63: } elsif ($target eq 'tex') {
64: $result .= '\begin{enumerate}';
1.25 albertel 65: }
66: return $result;
1.1 albertel 67: }
68:
69: sub end_radiobuttonresponse {
1.26 albertel 70: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
71: my $result;
72: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.38 sakharuk 73: if ($target eq 'tex') { $result .= '\end{enumerate}'; }
1.22 albertel 74: &Apache::response::end_response;
1.26 albertel 75: pop @Apache::lonxml::namespace;
1.33 albertel 76: &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
1.26 albertel 77: return $result;
1.1 albertel 78: }
79:
1.43 albertel 80: %Apache::response::foilgroup=();
1.1 albertel 81: sub start_foilgroup {
1.43 albertel 82: %Apache::response::foilgroup=();
1.22 albertel 83: $Apache::radiobuttonresponse::conceptgroup=0;
84: &Apache::response::setrandomnumber();
85: return '';
1.5 albertel 86: }
87:
1.15 albertel 88: sub storesurvey {
1.33 albertel 89: if ( !defined($ENV{'form.submitted'})) { return ''; }
90: my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
91: &Apache::lonxml::debug("Here I am!:$response:");
92: if ( $response !~ /[0-9]+/) { return ''; }
93: my $id = $Apache::inputtags::response['-1'];
94: my @whichfoils=@{ $Apache::response::foilgroup{'names'} };
95: my %responsehash;
96: $responsehash{$whichfoils[$response]}=$response;
97: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash);
98: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED';
99: &Apache::lonxml::debug("submitted a $response<br />\n");
1.22 albertel 100: return '';
1.15 albertel 101: }
102:
1.32 albertel 103: sub grade_response {
1.49 albertel 104: my ($max,$randomize)=@_;
1.32 albertel 105: if (!defined($ENV{'form.submitted'})) { return; }
106: my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
107: if ( $response !~ /[0-9]+/) { return; }
108: my $part=$Apache::inputtags::part;
109: my $id = $Apache::inputtags::response['-1'];
1.49 albertel 110: my ($answer,@whichfoils)=&whichfoils($max,$randomize);
1.32 albertel 111: my %responsehash;
112: $responsehash{$whichfoils[$response]}=$response;
113: my $responsestr=&Apache::lonnet::hash2str(%responsehash);
114: my %previous=&Apache::response::check_for_previous($responsestr,
115: $part,$id);
116: $Apache::lonhomework::results{"resource.$part.$id.submission"}=
117: $responsestr;
118: &Apache::lonxml::debug("submitted a $response<br />\n");
119: my $ad;
120: if ($response == $answer) {
121: $ad='EXACT_ANS';
122: } else {
123: $ad='INCORRECT';
124: }
125: $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
126: &Apache::response::handle_previous(\%previous,$ad);
127: }
128:
1.1 albertel 129: sub end_foilgroup {
1.22 albertel 130: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.29 albertel 131:
1.22 albertel 132: my $result;
1.38 sakharuk 133: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.29 albertel 134: my $style = $Apache::lonhomework::type;
1.22 albertel 135: if ( $style eq 'survey' ) {
1.38 sakharuk 136: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.22 albertel 137: $result=&displayallfoils();
138: } elsif ( $target eq 'grade' ) {
139: $result=&storesurvey();
140: }
141: } else {
142: my $name;
1.49 albertel 143: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
1.47 albertel 144: my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
145: $safeeval,'-2');
1.38 sakharuk 146: if ($target eq 'web' || $target eq 'tex') {
1.49 albertel 147: $result=&displayfoils($target,$max,$randomize);
1.28 albertel 148: } elsif ($target eq 'answer' ) {
1.49 albertel 149: $result=&displayanswers($max,$randomize);
1.22 albertel 150: } elsif ( $target eq 'grade') {
1.49 albertel 151: &grade_response($max,$randomize);
1.22 albertel 152: }
1.5 albertel 153: }
1.22 albertel 154: }
155: return $result;
1.6 albertel 156: }
157:
158: sub getfoilcounts {
1.34 albertel 159: my @names;
1.22 albertel 160: my $truecnt=0;
161: my $falsecnt=0;
162: my $name;
1.34 albertel 163: if ( $Apache::response::foilgroup{'names'} ) {
164: @names= @{ $Apache::response::foilgroup{'names'} };
165: }
1.22 albertel 166: foreach $name (@names) {
167: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
168: $truecnt++;
169: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
170: $falsecnt++;
1.6 albertel 171: }
1.22 albertel 172: }
1.50 albertel 173: return ($truecnt,$falsecnt);
1.5 albertel 174: }
175:
1.15 albertel 176: sub displayallfoils {
1.22 albertel 177: my $result;
178: &Apache::lonxml::debug("survey style display");
179: my @names = @{ $Apache::response::foilgroup{'names'} };
180: my $temp=0;
181: my $id=$Apache::inputtags::response['-1'];
182: my $part=$Apache::inputtags::part;
183: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.32 albertel 184: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
1.45 albertel 185: if (($Apache::lonhomework::history{"resource.$part.solved"} =~ /^correct/) || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) {
186: foreach my $name (@names) {
187: if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
188: $result.="<br />".$Apache::response::foilgroup{$name.'.value'};
189: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
190: $result.='<b>';
191: }
192: $result .= $Apache::response::foilgroup{$name.'.text'};
193: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
194: $result.='</b>';
195: }
196: }
197: }
198: } else {
199: foreach my $name (@names) {
200: if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
201: $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
202: if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
203: $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
204: $temp++;
205: }
1.15 albertel 206: }
1.22 albertel 207: }
208: return $result;
1.15 albertel 209: }
210:
1.28 albertel 211: sub whichfoils {
1.49 albertel 212: my ($max,$randomize)=@_;
1.28 albertel 213:
1.22 albertel 214: my @truelist;
215: my @falselist;
1.41 albertel 216: my @whichfalse =();
1.50 albertel 217: my ($truecnt,$falsecnt) = &getfoilcounts();
1.49 albertel 218: my $count=0;
219: # we will add in 1 of the true statements
220: if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }
1.51 albertel 221: my $answer=int(&Math::Random::random_uniform() * ($count));
1.49 albertel 222: &Apache::lonxml::debug("Count is $count, $answer is $answer");
1.34 albertel 223: my @names;
224: if ( $Apache::response::foilgroup{'names'} ) {
1.49 albertel 225: @names= @{ $Apache::response::foilgroup{'names'} };
1.34 albertel 226: }
1.41 albertel 227: if (&Apache::response::showallfoils()) {
1.49 albertel 228: @whichfalse=@names;
1.48 albertel 229: } elsif ($randomize eq 'no') {
1.47 albertel 230: &Apache::lonxml::debug("No randomization");
231: my $havetrue=0;
232: foreach my $name (@names) {
233: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
1.49 albertel 234: if (!$havetrue ) {
235: push(@whichfalse,$name); $havetrue++; $answer=$#whichfalse;
236: }
1.47 albertel 237: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
238: push (@whichfalse,$name);
239: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
240: } else {
241: &Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>"));
242: }
243: }
1.41 albertel 244: } else {
1.49 albertel 245: my $current=0;
246: &Apache::lonhomework::showhash(%Apache::response::foilgroup);
247: my (%top,%bottom);
248: #first find out where everyone wants to be
1.41 albertel 249: foreach my $name (@names) {
1.49 albertel 250: $current++;
251: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
252: push (@truelist,$name);
253: if ($Apache::response::foilgroup{$name.'.location'} eq 'top') {
254: $top{$name}=$current;
255: } elsif ($Apache::response::foilgroup{$name.'.location'} eq 'bottom') {
256: $bottom{$name}=$current;
257: }
258: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
259: push (@falselist,$name);
260: if ($Apache::response::foilgroup{$name.'.location'} eq 'top') {
261: $top{$name}=$current;
262: } elsif ($Apache::response::foilgroup{$name.'.location'} eq 'bottom') {
263: $bottom{$name}=$current;
264: }
265: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
266: } else {
267: &Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>"));
268: }
1.41 albertel 269: }
1.49 albertel 270: #pick a true statement
1.51 albertel 271: my $whichtrue = int(&Math::Random::random_uniform() * ($#truelist+1));
1.41 albertel 272: &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
1.49 albertel 273: my $numinserted;
274: my (@toplist, @bottomlist);
275: my $topcount=0;
276: # assign everyone to either toplist/bottomlist or whichfalse
277: # which false is randomized, toplist bottomlist are in order
278: while ((($numinserted) < $max-1) && ($#falselist > -1)) {
279: &Apache::lonxml::debug("Have $#whichfalse max is $max");
1.51 albertel 280: my $afalse=int(&Math::Random::random_uniform() * ($#falselist+1));
1.49 albertel 281: &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
282: $afalse=splice(@falselist,$afalse,1);
283: &Apache::lonxml::debug("Picked $afalse");
284: &Apache::lonhomework::showhash(('names'=>\@names));
285: &Apache::lonhomework::showhash(%top);
286: if ($top{$afalse}) {
287: $toplist[$top{$afalse}]=$afalse;
288: $topcount++;
289: } elsif ($bottom{$afalse}) {
290: $bottomlist[$bottom{$afalse}]=$afalse;
291: } else {
292: push (@whichfalse,$afalse);
293: }
294: }
295: my $truename=$truelist[$whichtrue];
296: my $dosplice=1;
297: #insert the true statement, keeping track of where it wants to be
298: if ($Apache::response::foilgroup{$truename.'.location'} eq 'top' ) {
299: $toplist[$top{$truename}]=$truename;
300: $answer=-1;
301: foreach my $top (reverse(@toplist)) {
302: if ($top) { $answer++;}
303: if ($top eq $truename) { last; }
304: }
305: $dosplice=0;
306: } elsif ($Apache::response::foilgroup{$truename.'.location'} eq 'bottom') {
307: $bottomlist[$bottom{$truename}]=$truename;
308: $answer=-1;
309: foreach my $bot (@bottomlist) {
310: if ($bot) { $answer++;}
311: if ($bot eq $truename) { last; }
312: }
313: $answer+=$topcount+$#whichfalse+1;
314: $dosplice=0;
315: } else {
1.51 albertel 316: if ($topcount>0) {
317: $answer = int(&Math::Random::random_uniform() * ($#whichfalse+1))
318: + $topcount;
319: }
1.49 albertel 320: }
321: #add the top items to the top, bottom items to the bottom
322: for (my $i=0;$i<=$#toplist;$i++) {
323: if ($toplist[$i]) { unshift(@whichfalse,$toplist[$i]) }
324: }
325: for (my $i=0;$i<=$#bottomlist;$i++) {
326: if ($bottomlist[$i]) { push(@whichfalse,$bottomlist[$i]) }
1.3 albertel 327: }
1.49 albertel 328: #if the true statement is randomized insert it into the list
329: if ($dosplice) { splice(@whichfalse,$answer,0,$truelist[$whichtrue]); }
1.22 albertel 330: }
1.49 albertel 331: &Apache::lonxml::debug("Answer is $answer");
332: return ($answer,@whichfalse);
1.28 albertel 333: }
334:
335: sub displayfoils {
1.49 albertel 336: my ($target,$max,$randomize)=@_;
1.28 albertel 337: my $result;
338:
1.49 albertel 339: my ($answer,@whichfoils)=&whichfoils($max,$randomize);
1.45 albertel 340: if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) {
1.28 albertel 341: foreach my $name (@whichfoils) {
1.38 sakharuk 342: if ($target ne 'tex') {
343: $result.="<br />";
1.44 sakharuk 344: } else {
1.46 sakharuk 345: $result.='\vskip 0 mm \item ';
1.38 sakharuk 346: }
1.22 albertel 347: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
1.46 sakharuk 348: if ($target ne 'tex') { $result.='Correct:<b>'; } else { $result.='Correct: ';}
1.22 albertel 349: } else {
1.45 albertel 350: $result.='Incorrect:';
351: }
1.46 sakharuk 352: if ($target ne 'tex') {
353: $result.=$Apache::response::foilgroup{$name.'.text'}."</input>\n";
354: } else {
355: $result.=$Apache::response::foilgroup{$name.'.text'};
356: }
1.45 albertel 357: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
1.46 sakharuk 358: if ($target ne 'tex') { $result.='</b>';}
1.22 albertel 359: }
1.10 albertel 360: }
1.22 albertel 361: } else {
1.54 ! sakharuk 362: my $temp=0;
1.22 albertel 363: my $id=$Apache::inputtags::response['-1'];
364: my $part=$Apache::inputtags::part;
365: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.32 albertel 366: my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
1.28 albertel 367: foreach my $name (@whichfoils) {
1.38 sakharuk 368: if ($target ne 'tex') {
369: $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
370: if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
371: $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
1.54 ! sakharuk 372: $result .= '<table border="1"><tr><td>A: Correct</td><td>B: Incorrect</td></tr></table>';
1.38 sakharuk 373: } else {
1.44 sakharuk 374: $result .= '\item '.$Apache::response::foilgroup{$name.'.text'};
1.54 ! sakharuk 375: if ($Apache::lonhomework::type eq 'exam') {
! 376: $result.= '\vskip 2 mm \noindent \begin{tabular}{|lr|lr|}\hline ';
! 377: $result.= 'A: & Correct & B: & Incorrect';
! 378: $result.='\\\\\hline\end{tabular}\vskip 0 mm ';
! 379: }
1.38 sakharuk 380: }
1.22 albertel 381: $temp++;
1.10 albertel 382: }
1.22 albertel 383: }
1.44 sakharuk 384: if ($target ne 'tex') { $result.="<br />"; } else { $result.='\vskip 0 mm '; }
1.39 albertel 385: return $result;
1.14 albertel 386: }
387:
1.28 albertel 388: sub displayanswers {
1.49 albertel 389: my ($max,$randomize)=@_;
390: my ($answer,@whichopt) = &whichfoils($max,$randomize);
1.28 albertel 391: my $result=&Apache::response::answer_header('radiobuttonresponse');
392: foreach my $name (@whichopt) {
393: $result.=&Apache::response::answer_part('radiobuttonresponse',
394: $Apache::response::foilgroup{$name.'.value'})
395: }
396: $result.=&Apache::response::answer_footer('radiobuttonresponse');
397: return $result;
398: }
399:
1.14 albertel 400: sub start_conceptgroup {
1.27 albertel 401: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.22 albertel 402: $Apache::radiobuttonresponse::conceptgroup=1;
1.43 albertel 403: %Apache::response::conceptgroup=();
1.26 albertel 404: my $result;
405: if ($target eq 'edit') {
406: $result.=&Apache::edit::tag_start($target,$token);
407: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
1.35 matthew 408: &Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.26 albertel 409: } elsif ($target eq 'modified') {
410: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
411: $safeeval,'concept');
412: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
413: }
414: return $result;
1.14 albertel 415: }
416:
417: sub end_conceptgroup {
1.22 albertel 418: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
419: $Apache::radiobuttonresponse::conceptgroup=0;
1.26 albertel 420: my $result;
1.38 sakharuk 421: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
1.27 albertel 422: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
423: my @names = @{ $Apache::response::conceptgroup{'names'} };
1.51 albertel 424: my $pick=int(&Math::Random::random_uniform() * ($#names+1));
1.27 albertel 425: my $name=$names[$pick];
426: push @{ $Apache::response::foilgroup{'names'} }, $name;
427: $Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
428: $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
1.49 albertel 429: $Apache::response::foilgroup{"$name.location"} = $Apache::response::conceptgroup{"$name.location"};
1.27 albertel 430: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
431: $Apache::response::foilgroup{"$name.concept"} = $concept;
432: &Apache::lonxml::debug("Selecting $name in $concept");
433: }
1.26 albertel 434: } elsif ($target eq 'edit') {
435: $result=&Apache::edit::end_table();
1.22 albertel 436: }
1.26 albertel 437: return $result;
438: }
439:
440: sub insert_conceptgroup {
441: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
442: return $result;
1.1 albertel 443: }
444:
445: sub start_foil {
1.24 albertel 446: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
447: my $result='';
1.38 sakharuk 448: if ($target eq 'web' || $target eq 'tex') {
1.27 albertel 449: &Apache::lonxml::startredirection;
450: } elsif ($target eq 'edit') {
451: $result=&Apache::edit::tag_start($target,$token);
452: $result.=&Apache::edit::text_arg('Name:','name',$token);
1.42 albertel 453: $result.=&Apache::edit::select_or_text_arg('Correct Option:','value',
1.28 albertel 454: ['unused','true','false'],$token);
1.51 albertel 455: my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
456: $safeeval,'-3');
1.53 albertel 457: if ($randomize ne 'no') {
1.51 albertel 458: $result.=&Apache::edit::select_arg('Location:','location',
1.52 albertel 459: ['random','top','bottom'],$token);
1.51 albertel 460: }
1.35 matthew 461: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.27 albertel 462: } elsif ($target eq 'modified') {
463: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
1.48 albertel 464: 'value','name','location');
1.27 albertel 465: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.38 sakharuk 466: }
1.27 albertel 467: return $result;
1.1 albertel 468: }
469:
470: sub end_foil {
1.22 albertel 471: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
472: my $text='';
1.38 sakharuk 473: if ($target eq 'web' || $target eq 'tex') { $text=&Apache::lonxml::endredirection; }
474: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
1.19 albertel 475: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.18 albertel 476: if ($value ne 'unused') {
1.19 albertel 477: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.48 albertel 478: my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
1.27 albertel 479: if (!$name) { $name=$Apache::lonxml::curdepth; }
1.41 albertel 480: if ( $Apache::radiobuttonresponse::conceptgroup
481: && !&Apache::response::showallfoils() ) {
1.18 albertel 482: push @{ $Apache::response::conceptgroup{'names'} }, $name;
483: $Apache::response::conceptgroup{"$name.value"} = $value;
484: $Apache::response::conceptgroup{"$name.text"} = $text;
1.48 albertel 485: $Apache::response::conceptgroup{"$name.location"} = $location;
1.18 albertel 486: } else {
487: push @{ $Apache::response::foilgroup{'names'} }, $name;
488: $Apache::response::foilgroup{"$name.value"} = $value;
489: $Apache::response::foilgroup{"$name.text"} = $text;
1.48 albertel 490: $Apache::response::foilgroup{"$name.location"} = $location;
1.18 albertel 491: }
492: }
1.4 albertel 493: }
1.1 albertel 494: return '';
495: }
496:
1.27 albertel 497: sub insert_foil {
498: return '
499: <foil name="" value="unused">
500: <startouttext />
501: <endouttext />
502: </foil>';
503: }
1.1 albertel 504: 1;
505: __END__
506:
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