Annotation of loncom/homework/radiobuttonresponse.pm, revision 1.42

1.22      albertel    1: # The LearningOnline Network with CAPA
                      2: # mutliple choice style responses
1.31      albertel    3: #
1.42    ! albertel    4: # $Id: radiobuttonresponse.pm,v 1.41 2002/05/03 20:13:14 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>&nbsp".&Apache::edit::end_row()
                     52:         .&Apache::edit::start_spanning_row();
                     53: 
1.37      albertel   54:     $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
1.35      matthew    55: 	&Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
1.26      albertel   56:   } elsif ($target eq 'modified') {
                     57:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                     58: 						 $safeeval,'max');
                     59:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.38      sakharuk   60:   } elsif ($target eq 'tex') {
                     61:       $result .= '\begin{enumerate}';
1.25      albertel   62:   }
                     63:   return $result;
1.1       albertel   64: }
                     65: 
                     66: sub end_radiobuttonresponse {
1.26      albertel   67:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     68:   my $result;
                     69:   if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.38      sakharuk   70:   if ($target eq 'tex') { $result .= '\end{enumerate}'; }
1.22      albertel   71:   &Apache::response::end_response;
1.26      albertel   72:   pop @Apache::lonxml::namespace;
1.33      albertel   73:   &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
1.26      albertel   74:   return $result;
1.1       albertel   75: }
                     76: 
1.22      albertel   77: %Apache::response::foilgroup={};
1.1       albertel   78: sub start_foilgroup {
1.22      albertel   79:   %Apache::response::foilgroup={};
                     80:   $Apache::radiobuttonresponse::conceptgroup=0;
                     81:   &Apache::response::setrandomnumber();
                     82:   return '';
1.5       albertel   83: }
                     84: 
1.15      albertel   85: sub storesurvey {
1.33      albertel   86:   if ( !defined($ENV{'form.submitted'})) { return ''; }
                     87:   my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
                     88:   &Apache::lonxml::debug("Here I am!:$response:");
                     89:   if ( $response !~ /[0-9]+/) { return ''; }
                     90:   my $id = $Apache::inputtags::response['-1'];
                     91:   my @whichfoils=@{ $Apache::response::foilgroup{'names'} };
                     92:   my %responsehash;
                     93:   $responsehash{$whichfoils[$response]}=$response;
                     94:   $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash);
                     95:   $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED';
                     96:   &Apache::lonxml::debug("submitted a $response<br />\n");
1.22      albertel   97:   return '';
1.15      albertel   98: }
                     99: 
1.32      albertel  100: sub grade_response {
                    101:   my ($max,$answer)=@_;
                    102:   if (!defined($ENV{'form.submitted'})) { return; }
                    103:   my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
                    104:   if ( $response !~ /[0-9]+/) { return; }
                    105:   my $part=$Apache::inputtags::part;
                    106:   my $id = $Apache::inputtags::response['-1'];
                    107:   my @whichfoils=&whichfoils($max,$answer);
                    108:   my %responsehash;
                    109:   $responsehash{$whichfoils[$response]}=$response;
                    110:   my $responsestr=&Apache::lonnet::hash2str(%responsehash);
                    111:   my %previous=&Apache::response::check_for_previous($responsestr,
                    112: 						     $part,$id);
                    113:   $Apache::lonhomework::results{"resource.$part.$id.submission"}=
                    114:     $responsestr;
                    115:   &Apache::lonxml::debug("submitted a $response<br />\n");
                    116:   my $ad;
                    117:   if ($response == $answer) {
                    118:     $ad='EXACT_ANS';
                    119:   } else {
                    120:     $ad='INCORRECT';
                    121:   }
                    122:   $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
                    123:   &Apache::response::handle_previous(\%previous,$ad);
                    124: }
                    125: 
1.1       albertel  126: sub end_foilgroup {
1.22      albertel  127:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.29      albertel  128: 
1.22      albertel  129:   my $result;
1.38      sakharuk  130:   if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.29      albertel  131:     my $style = $Apache::lonhomework::type;
1.22      albertel  132:     if ( $style eq 'survey' ) {
1.38      sakharuk  133:       if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.22      albertel  134: 	$result=&displayallfoils();
                    135:       } elsif ( $target eq 'grade' ) {
                    136: 	$result=&storesurvey();
                    137:       }
                    138:     } else {
                    139:       my $name;
                    140:       my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);
                    141:       my $count=0;
                    142:       # we will add in 1 of the true statements
                    143:       if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }
                    144:       my $answer = int(rand ($count));
                    145:       &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");
1.38      sakharuk  146:       if ($target eq 'web' || $target eq 'tex') {
                    147: 	$result=&displayfoils($target,$max,$answer);
1.28      albertel  148:       } elsif ($target eq 'answer' ) {
                    149: 	$result=&displayanswers($max,$answer);
1.22      albertel  150:       } elsif ( $target eq 'grade') {
1.32      albertel  151: 	&grade_response($max,$answer);
1.22      albertel  152:       }
1.5       albertel  153:     }
1.22      albertel  154:   }
                    155:   return $result;
1.6       albertel  156: }
                    157: 
                    158: sub getfoilcounts {
1.22      albertel  159:   my ($parstack,$safeeval)=@_;
                    160:   my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
1.34      albertel  161:   my @names;
1.22      albertel  162:   my $truecnt=0;
                    163:   my $falsecnt=0;
                    164:   my $name;
1.34      albertel  165:   if ( $Apache::response::foilgroup{'names'} ) {
                    166:     @names= @{ $Apache::response::foilgroup{'names'} };
                    167:   }
1.22      albertel  168:   foreach $name (@names) {
                    169:     if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
                    170:       $truecnt++;
                    171:     } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
                    172:       $falsecnt++;
1.6       albertel  173:     }
1.22      albertel  174:   }
                    175:   return ($truecnt,$falsecnt,$max);
1.5       albertel  176: }
                    177: 
1.15      albertel  178: sub displayallfoils {
1.22      albertel  179:   my $result;
                    180:   &Apache::lonxml::debug("survey style display");
                    181:   my @names = @{ $Apache::response::foilgroup{'names'} };
                    182:   my $temp=0;
                    183:   my $id=$Apache::inputtags::response['-1'];
                    184:   my $part=$Apache::inputtags::part;
                    185:   my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.32      albertel  186:   my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
                    187:   &Apache::lonhomework::showhash(%lastresponse);
1.22      albertel  188:   foreach my $name (@names) {
                    189:     if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
                    190:       $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
1.32      albertel  191:       if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
1.22      albertel  192:       $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
                    193:       $temp++;
1.15      albertel  194:     }
1.22      albertel  195:   }
                    196:   return $result;
1.15      albertel  197: }
                    198: 
1.28      albertel  199: sub whichfoils {
1.22      albertel  200:   my ($max,$answer)=@_;
1.28      albertel  201: 
1.22      albertel  202:   my @truelist;
                    203:   my @falselist;
1.41      albertel  204:   my @whichfalse =();
1.22      albertel  205: 
1.34      albertel  206:   my @names;
                    207:   if ( $Apache::response::foilgroup{'names'} ) {
                    208:     @names= @{ $Apache::response::foilgroup{'names'} };
                    209:   }
1.41      albertel  210:   if (&Apache::response::showallfoils()) {
                    211:     @whichfalse=@names;
                    212:   } else {
                    213:     foreach my $name (@names) {
                    214:       #result.="<br /><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";
                    215:       if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
                    216: 	push (@truelist,$name);
                    217:       } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
                    218: 	push (@falselist,$name);
                    219:       } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
                    220:       } else {
1.42    ! albertel  221: 	&Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>"));
1.41      albertel  222:       }
                    223:     }
                    224:     my $whichtrue = int(rand($#truelist+1));
                    225:     &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
                    226:     while ((($#whichfalse+1) < $max-1) && ($#falselist > -1)) {
                    227:       &Apache::lonxml::debug("Have $#whichfalse max is $max");
                    228:       my $afalse=int(rand($#falselist+1));
                    229:       &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
                    230:       $afalse=splice(@falselist,$afalse,1);
                    231:       &Apache::lonxml::debug("Picked $afalse");
                    232:       push (@whichfalse,$afalse);
1.3       albertel  233:     }
1.41      albertel  234:     splice(@whichfalse,$answer,0,$truelist[$whichtrue]);
                    235:     &Apache::lonxml::debug("the true statement is $answer");
1.22      albertel  236:   }
1.28      albertel  237:   return @whichfalse;
                    238: }
                    239: 
                    240: sub displayfoils {
1.38      sakharuk  241:   my ($target,$max,$answer)=@_;
1.28      albertel  242:   my $result;
                    243: 
                    244:   my @whichfoils=&whichfoils($max,$answer);
1.22      albertel  245:   if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
1.28      albertel  246:     foreach my $name (@whichfoils) {
1.38      sakharuk  247:       if ($target ne 'tex') {
                    248: 	  $result.="<br />";
                    249:       }
1.22      albertel  250:       if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { 
                    251: 	$result.='Correct';
                    252:       } else {
                    253: 	$result.='Incorrect';
                    254:       }
                    255:       $result.=":".$Apache::response::foilgroup{$name.'.text'}."</input>\n";
1.10      albertel  256:     }
1.22      albertel  257:   } else {
                    258:     my $temp=0;
                    259:     my $id=$Apache::inputtags::response['-1'];
                    260:     my $part=$Apache::inputtags::part;
                    261:     my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.32      albertel  262:     my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
1.28      albertel  263:     foreach my $name (@whichfoils) {
1.38      sakharuk  264:       if ($target ne 'tex') {
                    265: 	  $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
                    266: 	  if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
                    267: 	  $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
                    268:       } else {
                    269: 	  $result .= $Apache::response::foilgroup{$name.'.text'};
                    270:       }
1.22      albertel  271:       $temp++;
1.10      albertel  272:     }
1.22      albertel  273:   }
1.39      albertel  274:   if ($target ne 'tex') { $result.="<br />"; }
                    275:   return $result;
1.14      albertel  276: }
                    277: 
1.28      albertel  278: sub displayanswers {
                    279:   my ($max,$answer)=@_;
                    280:   my @whichopt = &whichfoils($max,$answer);
                    281:   my $result=&Apache::response::answer_header('radiobuttonresponse');
                    282:   foreach my $name (@whichopt) {
                    283:     $result.=&Apache::response::answer_part('radiobuttonresponse',
                    284: 		     $Apache::response::foilgroup{$name.'.value'})
                    285:   }
                    286:   $result.=&Apache::response::answer_footer('radiobuttonresponse');
                    287:   return $result;
                    288: }
                    289: 
1.14      albertel  290: sub start_conceptgroup {
1.27      albertel  291:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.22      albertel  292:   $Apache::radiobuttonresponse::conceptgroup=1;
                    293:   %Apache::response::conceptgroup={};
1.26      albertel  294:   my $result;
                    295:   if ($target eq 'edit') {
                    296:     $result.=&Apache::edit::tag_start($target,$token);
                    297:     $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
1.35      matthew   298: 	&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.26      albertel  299:   } elsif ($target eq 'modified') {
                    300:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    301: 						 $safeeval,'concept');
                    302:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    303:   }
                    304:   return $result;
1.14      albertel  305: }
                    306: 
                    307: sub end_conceptgroup {
1.22      albertel  308:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    309:   $Apache::radiobuttonresponse::conceptgroup=0;
1.26      albertel  310:   my $result;
1.38      sakharuk  311:   if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'  || $target eq 'tex') {
1.27      albertel  312:     if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
                    313:       my @names = @{ $Apache::response::conceptgroup{'names'} };
1.28      albertel  314:       my $pick=int(rand($#names+1));
1.27      albertel  315:       my $name=$names[$pick];
                    316:       push @{ $Apache::response::foilgroup{'names'} }, $name;
                    317:       $Apache::response::foilgroup{"$name.text"} =  $Apache::response::conceptgroup{"$name.text"};
                    318:       $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
                    319:       my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
                    320:       $Apache::response::foilgroup{"$name.concept"} = $concept;
                    321:       &Apache::lonxml::debug("Selecting $name in $concept");
                    322:     }
1.26      albertel  323:   } elsif ($target eq 'edit') {
                    324:     $result=&Apache::edit::end_table();
1.22      albertel  325:   }
1.26      albertel  326:   return $result;
                    327: }
                    328: 
                    329: sub insert_conceptgroup {
                    330:   my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
                    331:   return $result;
1.1       albertel  332: }
                    333: 
                    334: sub start_foil {
1.24      albertel  335:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    336:   my $result='';
1.38      sakharuk  337:   if ($target eq 'web' || $target eq 'tex') {
1.27      albertel  338:     &Apache::lonxml::startredirection;
1.38      sakharuk  339:     if ($target eq 'tex') {
                    340: 	$result .= '\item ';
                    341:     }
1.27      albertel  342:   } elsif ($target eq 'edit') {
                    343:     $result=&Apache::edit::tag_start($target,$token);
                    344:     $result.=&Apache::edit::text_arg('Name:','name',$token);
1.42    ! albertel  345:     $result.=&Apache::edit::select_or_text_arg('Correct Option:','value',
1.28      albertel  346: 				       ['unused','true','false'],$token);
1.35      matthew   347:     $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.27      albertel  348:   } elsif ($target eq 'modified') {
                    349:      my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
                    350: 						  'value','name');
                    351:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.38      sakharuk  352:   } 
1.27      albertel  353:   return $result;
1.1       albertel  354: }
                    355: 
                    356: sub end_foil {
1.22      albertel  357:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    358:   my $text='';
1.38      sakharuk  359:   if ($target eq 'web' || $target eq 'tex') { $text=&Apache::lonxml::endredirection; }
                    360:   if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'  || $target eq 'tex') {
1.19      albertel  361:     my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
1.18      albertel  362:     if ($value ne 'unused') {
1.19      albertel  363:       my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.27      albertel  364:       if (!$name) { $name=$Apache::lonxml::curdepth; }
1.41      albertel  365:       if ( $Apache::radiobuttonresponse::conceptgroup
                    366: 	   && !&Apache::response::showallfoils() ) {
1.18      albertel  367: 	push @{ $Apache::response::conceptgroup{'names'} }, $name;
                    368: 	$Apache::response::conceptgroup{"$name.value"} = $value;
                    369: 	$Apache::response::conceptgroup{"$name.text"} = $text;	
                    370:       } else {
                    371: 	push @{ $Apache::response::foilgroup{'names'} }, $name;
                    372: 	$Apache::response::foilgroup{"$name.value"} = $value;
                    373: 	$Apache::response::foilgroup{"$name.text"} = $text;
                    374:       }
                    375:     }
1.4       albertel  376:   }
1.1       albertel  377:   return '';
                    378: }
                    379: 
1.27      albertel  380: sub insert_foil {
                    381:   return '
                    382: <foil name="" value="unused">
                    383: <startouttext />
                    384: <endouttext />
                    385: </foil>';
                    386: }
1.1       albertel  387: 1;
                    388: __END__
                    389:  

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