Annotation of loncom/homework/matchresponse.pm, revision 1.41

1.1       albertel    1: # The LearningOnline Network with CAPA
                      2: # Full matching style response
                      3: #
1.41    ! albertel    4: # $Id: matchresponse.pm,v 1.40 2004/04/08 14:22:48 sakharuk Exp $
1.1       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: #
                     28: 
                     29: package Apache::matchresponse;
                     30: use strict;
                     31: use HTML::Entities();
                     32: use Math::Random();
1.37      albertel   33: use Apache::optionresponse();
                     34: use Apache::lonlocal;
1.6       sakharuk   35: 
1.1       albertel   36: BEGIN {
                     37:     &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
                     38: }
                     39: 
                     40: sub start_matchresponse {
                     41:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     42:     my $result;
                     43:     #when in a matchresponse use these
                     44:     &Apache::lonxml::register('Apache::matchresponse',
                     45: 			      ('foilgroup','foil','conceptgroup','item',
                     46: 			       'itemgroup'));
                     47:     push (@Apache::lonxml::namespace,'matchresponse');
                     48:     my $id = &Apache::response::start_response($parstack,$safeeval);
                     49:     %Apache::hint::match=();
1.37      albertel   50:     undef(%Apache::response::foilnames);
1.1       albertel   51:     if ($target eq 'meta') {
                     52: 	$result=&Apache::response::meta_package_write('matchresponse');
                     53:     } elsif ($target eq 'edit' ) {
                     54: 	$result.=&Apache::edit::start_table($token).
                     55: 	    '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
                     56: 	    &Apache::edit::deletelist($target,$token)
                     57: 	    ."</td><td>&nbsp".&Apache::edit::end_row()
                     58: 	    .&Apache::edit::start_spanning_row();
                     59: 	
                     60: 	$result.=
                     61: 	    &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
                     62: 	    &Apache::edit::select_arg('Randomize Foil Order','randomize',
                     63: 				      ['yes','no'],$token).
                     64: 	    &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
                     65:     } elsif ($target eq 'modified') {
                     66: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                     67: 						     $safeeval,'max',
                     68: 						     'randomize');
                     69: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.28      albertel   70:     } elsif ($target eq 'analyze') {
                     71: 	my $part_id="$Apache::inputtags::part.$id";
                     72: 	push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.1       albertel   73:     }
                     74:     return $result;
                     75: }
                     76: 
                     77: sub end_matchresponse {
                     78:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     79:     my $result;
                     80:     if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
                     81:     &Apache::response::end_response;
                     82:     pop @Apache::lonxml::namespace;
                     83:     &Apache::lonxml::deregister('Apache::matchresponse',
                     84: 				('foilgroup','foil','conceptgroup'));
1.37      albertel   85:     undef(%Apache::response::foilnames);
1.1       albertel   86:     return $result;
                     87: }
                     88: 
                     89: %Apache::response::itemgroup=();
                     90: sub start_itemgroup {
                     91:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     92:     my $result;
                     93:     %Apache::response::itemgroup=();
1.4       albertel   94:     %Apache::matchresponse::itemtable=();
1.15      albertel   95: 
1.1       albertel   96:     if ($target eq 'edit') {
                     97: 	$result=&Apache::edit::tag_start($target,$token);
                     98: 	$result.=&Apache::edit::select_arg('Randomize Order:','randomize',
                     99: 					   ['yes','no'],$token);
1.4       albertel  100: 	$result.=&Apache::edit::select_arg('Items Display Location:',
                    101: 					   'location',
                    102: 					   ['top','bottom','left','right'],
                    103: 					   $token);
1.1       albertel  104: 	$result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4       albertel  105:     } elsif ($target eq 'modified') {
                    106: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    107: 						     $safeeval,'randomize',
                    108: 						     'location');
                    109: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.21      sakharuk  110:     } elsif ($target eq 'web' or $target eq 'tex') {
1.4       albertel  111: 	$Apache::matchresponse::itemtable{'location'}=
                    112: 	    &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.1       albertel  113:     }
                    114:     return $result;
                    115: }
                    116: 
                    117: sub end_itemgroup {
                    118:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    119:     my $result;
                    120: 
1.17      albertel  121:     if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1       albertel  122:     if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
                    123:     my @names=@{ $Apache::response::itemgroup{'names'} };
                    124:     my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2       albertel  125:     if ($randomize ne 'no' ) {
1.18      albertel  126: 	@names=&Apache::response::whichorder($#names+1,$randomize,0,
                    127: 					 \%Apache::response::itemgroup);
1.1       albertel  128:     }
1.30      albertel  129:     if ($target eq 'analyze') {
                    130: 	my $partid="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
                    131: 	push (@{ $Apache::lonhomework::analyze{"$partid.items"} }, @names);
                    132:     }
1.1       albertel  133:     my %letter_name_map;
                    134:     my %name_letter_map;
                    135:     my @alphabet=('A'..'Z');
                    136:     my $i=0;
                    137:     foreach my $name (@names) {
                    138: 	$letter_name_map{$alphabet[$i]}=$name;
                    139: 	$name_letter_map{$name}=$alphabet[$i];
                    140: 	$i++;
                    141:     }
1.15      albertel  142:     $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1       albertel  143:     $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
                    144:     if ($target eq 'web') {
1.4       albertel  145: 	my $table='<table>';
1.1       albertel  146: 	my $i=0;
                    147: 	foreach my $name (@names) {
1.4       albertel  148: 	    $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
1.1       albertel  149: 		$Apache::response::itemgroup{$name.'.text'}.
                    150: 		    '</td></tr>';
                    151: 	    $i++;
                    152: 	}
1.4       albertel  153: 	$table.='</table>';
                    154: 	$Apache::matchresponse::itemtable{'display'}=$table;
1.5       sakharuk  155:     } elsif ($target eq 'tex') {
1.39      sakharuk  156: 	my $table=' \begin{description}\setlength{\leftmargin}{2em}\setlength{\labelwidth}{1em}\setlength{\itemsep}{0.5pt plus1pt minus2pt}\setlength{\listparindent}{0em} ';
1.5       sakharuk  157: 	my $i=0;
                    158: 	foreach my $name (@names) {
1.11      sakharuk  159: 	    $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.19      sakharuk  160: 	    $table.='\item['.$alphabet[$i].'] '.
1.21      sakharuk  161: 		$Apache::response::itemgroup{$name.'.text'};
1.5       sakharuk  162: 	    $i++;
                    163: 	}
1.40      sakharuk  164: 	$table.=' \end{description}  \strut ';
                    165: 	if ($Apache::lonhomework::type eq 'exam') {$table.='\vskip -13 mm \strut ';}
1.5       sakharuk  166: 	$Apache::matchresponse::itemtable{'display'}=$table;
1.17      albertel  167:     }
1.1       albertel  168:     return $result;
                    169: }
                    170: 
                    171: sub start_item {
                    172:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    173:     my $result='';
1.30      albertel  174:     if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  175: 	&Apache::lonxml::startredirection;
                    176:     } elsif ($target eq 'edit') {
1.3       albertel  177: 	my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
                    178: 						 $safeeval,'-2');
1.1       albertel  179: 	$result=&Apache::edit::tag_start($target,$token,"Item");
                    180: 	$result.=&Apache::edit::text_arg('Name:','name',$token);
1.3       albertel  181: 	if ($randomize ne 'no') {
                    182: 	    $result.=&Apache::edit::select_arg('Location:','location',
                    183: 					       ['random','top','bottom'],
                    184: 					       $token);
                    185: 	}
                    186: 	$result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1       albertel  187:     } elsif ($target eq 'modified') {
                    188: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3       albertel  189: 						     $safeeval,'name',
                    190: 						     'location');
1.1       albertel  191: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    192:     }
                    193:     return $result;
                    194: }
                    195: 
                    196: sub end_item {
                    197:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    198:     my $text ='';
                    199:     my $result = '';
1.30      albertel  200:     if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  201: 	$text=&Apache::lonxml::endredirection;
                    202:     }
                    203:     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.30      albertel  204: 	$target eq 'edit' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  205: 	my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3       albertel  206: 	my $location=&Apache::lonxml::get_param('location',$parstack,
                    207: 						$safeeval);
1.1       albertel  208: 	&Apache::lonxml::debug("Got a name of :$name:");
                    209: 	if (!$name) { $name=$Apache::lonxml::curdepth; }
                    210: 	&Apache::lonxml::debug("Using a name of :$name:");
                    211: 	push @{ $Apache::response::itemgroup{'names'} }, $name;
                    212: 	$Apache::response::itemgroup{"$name.text"} = $text;
1.3       albertel  213: 	$Apache::response::itemgroup{"$name.location"} = $location;
1.1       albertel  214:     }
                    215:     if ($target eq 'edit') {
                    216: 	$result.= &Apache::edit::tag_end($target,$token,'');
                    217:     }
                    218:     return $result;
                    219: }
                    220: 
                    221: sub insert_item {
                    222:     return '
                    223: <item name="">
                    224: <startouttext />
                    225: <endouttext />
                    226: </item>';
                    227: }
                    228: 
                    229: %Apache::response::foilgroup=();
                    230: sub start_foilgroup {
                    231:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    232:     my $result;
                    233:     %Apache::response::foilgroup=();
                    234:     $Apache::matchresponse::conceptgroup=0;
1.41    ! albertel  235:     &Apache::response::pushrandomnumber();
1.1       albertel  236:     if ($target eq 'edit') {
                    237: 	$result.=&Apache::edit::start_table($token)
                    238: 	    ."<tr><td>Collection Of Foils</td><td>Delete:"
                    239: 	    .&Apache::edit::deletelist($target,$token)
                    240: 	    ."</td><td>&nbsp;".&Apache::edit::end_row()
                    241:             .&Apache::edit::start_spanning_row()."\n";
                    242:     }
                    243:     return $result;
                    244: }
                    245: 
                    246: sub end_foilgroup {
                    247:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    248:     my $result;
1.28      albertel  249:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  250: 	my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
                    251: 	my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
                    252: 						   $safeeval,'-2');
1.5       sakharuk  253: 	if ($target eq 'web' || $target eq 'tex') {
1.1       albertel  254: 	    $result=&displayfoils($target,$max,$randomize);
                    255: 	} elsif ($target eq 'answer' ) {
                    256: 	    $result=&displayanswers($max,$randomize);
                    257: 	} elsif ( $target eq 'grade') {
                    258: 	    &grade_response($max,$randomize);
1.28      albertel  259: 	} elsif ( $target eq 'analyze') {
                    260: 	    my @shown=&whichfoils($max,$randomize);
                    261: 	    &Apache::response::analyze_store_foilgroup(\@shown,
1.29      albertel  262: 						 ['text','value','location']);
1.28      albertel  263: 	    #FIXME need to store options in some way
1.1       albertel  264: 	}
1.20      sakharuk  265: 	&Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1       albertel  266:     } elsif ($target eq 'edit') {
                    267: 	$result=&Apache::edit::end_table();
                    268:     }
1.41    ! albertel  269:     &Apache::response::poprandomnumber();
1.1       albertel  270:     return $result;
1.29      albertel  271: }
                    272: 
                    273: sub whichfoils {
                    274:     my ($max,$randomize)=@_;
                    275:     return &Apache::response::whichorder(&getfoilcounts($max),
                    276: 					 $randomize,
                    277: 					 &Apache::response::showallfoils(),
                    278: 					 \%Apache::response::foilgroup);
1.1       albertel  279: }
                    280: 
                    281: sub displayanswers {
                    282:     my ($max,$randomize,@opt)=@_;
                    283:     if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
                    284:     my @names = @{ $Apache::response::foilgroup{'names'} };
1.18      albertel  285:     my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
                    286: 						   $randomize,
                    287: 					  &Apache::response::showallfoils(),
                    288: 					 \%Apache::response::foilgroup);
1.1       albertel  289:     my $result=&Apache::response::answer_header('matchresponse');
                    290:     my %name_letter_map;
                    291:     if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
                    292: 	%name_letter_map=
                    293: 	    %{ $Apache::response::itemgroup{'name_letter_map'} };
                    294:     }
                    295:     foreach my $name (@whichfoils) {
                    296: 	my $value_name=$Apache::response::foilgroup{$name.'.value'};
                    297: 	my $letter=$name_letter_map{$value_name};
                    298: 	$result.=&Apache::response::answer_part('matchresponse',$letter);
                    299:     }
                    300:     $result.=&Apache::response::answer_footer('matchresponse');
                    301:     return $result;
                    302: }
                    303: 
                    304: 
                    305: sub grade_response {
                    306:     my ($max,$randomize)=@_;
1.18      albertel  307:     my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
                    308: 						   $randomize,
                    309: 				            &Apache::response::showallfoils(),
                    310: 				           \%Apache::response::foilgroup);
1.1       albertel  311:     if (!defined($ENV{'form.submitted'})) { return; }
                    312:     my %responsehash;
                    313:     my %grade;
1.33      albertel  314:     my ($temp,$right,$wrong,$ignored)=(1,0,0,0);
1.1       albertel  315:     my %letter_name_map;
                    316:     if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
                    317: 	%letter_name_map=
                    318: 	    %{ $Apache::response::itemgroup{'letter_name_map'} };
                    319:     }
1.30      albertel  320:     my @items;
1.1       albertel  321:     foreach my $name (@whichfoils) {
1.34      albertel  322: 	my $response = &Apache::response::getresponse($temp,'letter');
1.30      albertel  323: 	push(@items,$response);
1.1       albertel  324: 	my $responsename = $letter_name_map{$response};
                    325: 	my $value=$Apache::response::foilgroup{$name.'.value'};
                    326: 	if ( $response =~ /[^\s]/) {
1.31      albertel  327: 	    $responsehash{$name}=$responsename;
1.33      albertel  328: 	    &Apache::lonxml::debug("submitted a $response($responsename) for $value<br />\n");
1.1       albertel  329: 	    if ($value eq $responsename) {
                    330: 		$grade{$name}='1'; $right++;
                    331: 	    } else {
                    332: 		$grade{$name}='0'; $wrong++;
                    333: 	    }
                    334: 	} else {
                    335: 	    $ignored++;
                    336: 	}
                    337: 	$temp++;
                    338:     }
                    339:     my $part=$Apache::inputtags::part;
                    340:     my $id = $Apache::inputtags::response['-1'];
                    341:     my $responsestr=&Apache::lonnet::hash2str(%responsehash);
1.30      albertel  342:     my $itemstr    =&Apache::lonnet::array2str(@items);
1.1       albertel  343:     my $gradestr   =&Apache::lonnet::hash2str(%grade);
1.30      albertel  344:     my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
1.1       albertel  345:     &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
                    346:     $Apache::lonhomework::results{"resource.$part.$id.submission"}=
                    347: 	$responsestr;
1.30      albertel  348:     $Apache::lonhomework::results{"resource.$part.$id.submissionitems"}=
                    349: 	$itemstr;
1.1       albertel  350:     $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
                    351: 	$gradestr;
1.34      albertel  352:     if (!$Apache::lonhomework::scantronmode) {
                    353: 	my $ad;
                    354: 	if ($wrong==0 && $ignored==0) {
                    355: 	    $ad='EXACT_ANS';
                    356: 	} elsif ($wrong==0 && $right==0) {
                    357: 	    #nothing submitted
                    358: 	} else {
                    359: 	    if ($ignored==0) {
                    360: 		$ad='INCORRECT';
                    361: 	    } else {
                    362: 		$ad='MISSING_ANSWER';
                    363: 	    }
                    364: 	}
                    365: 	$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
                    366: 	&Apache::response::handle_previous(\%previous,$ad);
                    367:     } else {
                    368: 	my $ad;
                    369: 	if ($wrong==0 && $right==0) {
                    370: 	    #nothing submitted
                    371: 	} else {
                    372: 	    $ad='ASSIGNED_SCORE';
                    373: 	    $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
                    374: 		$ad;
                    375: 	    $Apache::lonhomework::results{"resource.$part.$id.awarded"}=
1.35      albertel  376: 		$right/(scalar(@whichfoils));
1.34      albertel  377: 	    $Apache::lonhomework::results{"resource.$part.$id.numfoils"}=
1.35      albertel  378: 		scalar(@whichfoils);
1.34      albertel  379: 	}
                    380:     }
1.1       albertel  381: }
                    382: 
1.4       albertel  383: sub itemdisplay {
                    384:     my ($location)=@_;
                    385:     if ($location eq 'top' &&
                    386: 	!defined($Apache::matchresponse::itemtable{'location'})) {
                    387: 	return $Apache::matchresponse::itemtable{'display'};
                    388:     }
                    389:     if ($Apache::matchresponse::itemtable{'location'} eq $location) {
                    390: 	return $Apache::matchresponse::itemtable{'display'};
                    391:     }
                    392:     return undef;
                    393: }
1.1       albertel  394: sub displayfoils {
                    395:     my ($target,$max,$randomize)=@_;
                    396:     my $result;
1.4       albertel  397:     my $question;
1.18      albertel  398:     my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
                    399: 						   $randomize,
                    400: 				            &Apache::response::showallfoils(),
                    401: 				           \%Apache::response::foilgroup);
1.1       albertel  402:     my $part=$Apache::inputtags::part;
                    403:     my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
                    404:     my %letter_name_map;
                    405:     if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
                    406: 	%letter_name_map=
                    407: 	    %{ $Apache::response::itemgroup{'letter_name_map'} };
                    408:     }
                    409:     my %name_letter_map;
                    410:     if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
                    411: 	%name_letter_map=
                    412: 	    %{ $Apache::response::itemgroup{'name_letter_map'} };
                    413:     }
1.25      albertel  414:     if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1       albertel  415: 	foreach my $name (@whichfoils) {
                    416: 	    my $text=$Apache::response::foilgroup{$name.'.text'};
                    417: 	    my $value=$Apache::response::foilgroup{$name.'.value'};
                    418: 	    my $letter=$name_letter_map{$value};
1.5       sakharuk  419: 	    if ($target eq 'tex') {
                    420: 		$question.=' \\\\ '.$letter.':'.$text;
                    421: 	    } else {
                    422: 		$question.='<br />'.$letter.':'.$text;
                    423: 	    }
1.1       albertel  424: 	}
                    425:     } else {
                    426: 	my $i = 0;
1.36      albertel  427: 	my $temp=1;
1.1       albertel  428: 	my $id=$Apache::inputtags::response[-1];
                    429: 	my $part=$Apache::inputtags::part;
                    430: 	my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9       sakharuk  431: 	my %lastresponse=&Apache::lonnet::str2hash($lastresponse);    
                    432: 	my @alphabet=('A'..'Z');
1.15      albertel  433: 	my @used_letters=sort(keys(%letter_name_map));
1.20      sakharuk  434: 	my $internal_counter=$Apache::lonxml::counter;
1.1       albertel  435: 	foreach my $name (@whichfoils) {
                    436: 	    my $lastopt=$lastresponse{$name};
                    437: 	    my $last_letter=$name_letter_map{$lastopt};
1.5       sakharuk  438: 	    my $optionlist = '';
1.7       sakharuk  439: 	    if ($target ne 'tex') {
                    440: 		$optionlist="<option></option>\n";
                    441: 	    } else {
                    442: 		if ($Apache::lonhomework::type ne 'exam') {
                    443: 		    $optionlist='\framebox[5 mm][s]{\tiny\strut}';
                    444: 		}
                    445: 	    }
1.1       albertel  446: 	    my $option;
1.15      albertel  447: 	    foreach $option (@used_letters) {
1.1       albertel  448: 		if ($option eq $last_letter) {
1.6       sakharuk  449: 		    if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1       albertel  450: 		} else {
1.6       sakharuk  451: 		    if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1       albertel  452: 		}
                    453: 	    }
1.19      sakharuk  454: 	    if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.5       sakharuk  455: 	        $optionlist='<select name="HWVAL_'.
                    456: 		    $Apache::inputtags::response[-1].':'.$temp.'">'.
                    457: 		        $optionlist."</select>\n";
                    458: 	    }
1.1       albertel  459: 	    my $text=$Apache::response::foilgroup{$name.'.text'};
1.5       sakharuk  460: 	    if ($target ne 'tex') {
1.19      sakharuk  461: 		if ($Apache::lonhomework::type ne 'exam') {
                    462: 		    $question.='<br />'.$optionlist.$text."\n";
                    463: 		} else {
                    464: 		    $question.='<br />'.$text."\n";
                    465: 		}
1.6       sakharuk  466: 		if ($Apache::lonhomework::type eq 'exam') {
1.27      albertel  467: 		    $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp,$last_letter);
1.6       sakharuk  468: 		}
                    469: 	    } else {		
                    470: 		if ($Apache::lonhomework::type eq 'exam') {
                    471: 		    $question.=' '.$optionlist.$text."\n";
1.13      sakharuk  472: 		    my @emptyItems = ();
1.16      albertel  473: 		    for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.40      sakharuk  474: 		    $question.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'\end{enumerate} \vskip -8 mm \strut ';
1.20      sakharuk  475: 		    $internal_counter++;
1.6       sakharuk  476: 	        } else {
1.22      sakharuk  477: 		    $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6       sakharuk  478: 		}
1.5       sakharuk  479:             } 
1.1       albertel  480: 	    $temp++;
                    481: 	}
1.4       albertel  482:     }
                    483:     if ($result=&itemdisplay('top')) {
                    484: 	$result.=$question;
                    485:     } elsif ($result=&itemdisplay('bottom')) {
                    486: 	$result=$question.$result;
                    487:     } elsif ($result=&itemdisplay('right')) {
1.32      sakharuk  488: 	if ($target ne 'tex') {
                    489: 	    $result='<table><tr><td>'.$question.'</td><td>'.$result.
                    490: 		'</td></tr></table>';
                    491: 	} else {
1.39      sakharuk  492: 	    my $tabsize=&Apache::londefdef::recalc($ENV{'form.textwidth'});
                    493: 	    $tabsize=~/(\d+\.?\d*)/;
                    494: 	    $tabsize=$1/2.1;
                    495: 	    $tabsize.=' mm ';
                    496: 	    $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$tabsize.'}p{'.$tabsize.'}}\begin{minipage}{'.$tabsize.'}'.$question.'\end{minipage}&\begin{minipage}{'.$tabsize.'}'.$result.'\end{minipage}\end{tabular}';
1.32      sakharuk  497: 	}
1.4       albertel  498:     } elsif ($result=&itemdisplay('left')) {
1.32      sakharuk  499: 	if ($target ne 'tex') {
                    500: 	    $result='<table><tr><td>'.$result.'</td><td>'.$question.
                    501: 		'</td></tr></table>';
                    502: 	} else {
1.39      sakharuk  503: 	    my $tabsize=&Apache::londefdef::recalc($ENV{'form.textwidth'});
                    504: 	    $tabsize=~/(\d+\.?\d*)/;
                    505: 	    $tabsize=$1/2.1;
                    506: 	    $tabsize.=' mm ';
                    507: 	    $result='\setlength{\tabcolsep}{1 mm}\begin{tabular}{p{'.$tabsize.'}p{'.$tabsize.'}}\begin{minipage}{'.$tabsize.'}'.$result.'\end{minipage}&\begin{minipage}{'.$tabsize.'}'.$question.'\end{minipage}\end{tabular}';
1.32      sakharuk  508: 	}
1.1       albertel  509:     }
1.5       sakharuk  510:     if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1       albertel  511:     return $result;
                    512: }
                    513: 
                    514: sub getfoilcounts {
                    515:     my ($max)=@_;
                    516:     # +1 since instructors will count from 1
                    517:     my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
                    518:     if (&Apache::response::showallfoils()) { $max=$count; }
                    519:     if ($count>$max) { $count=$max } 
                    520:     &Apache::lonxml::debug("Count is $count from $max");
                    521:     return $count;
                    522: }
                    523: 
                    524: 
                    525: sub start_conceptgroup {
                    526:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    527:     $Apache::matchresponse::conceptgroup=1;
                    528:     %Apache::response::conceptgroup=();
                    529:     my $result;
                    530:     if ($target eq 'edit') {
                    531: 	$result.=&Apache::edit::tag_start($target,$token,
                    532: 					  "Concept Grouped Foils");
                    533: 	$result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
                    534: 	    &Apache::edit::end_row().&Apache::edit::start_spanning_row();
                    535:     }
                    536:     if ($target eq 'modified') {
                    537: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    538: 						     $safeeval,'concept');
                    539: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    540:     }
                    541:     return $result;
                    542: }
                    543: 
                    544: sub end_conceptgroup {
                    545:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    546:     $Apache::matchresponse::conceptgroup=0;
                    547:     my $result='';
1.28      albertel  548:     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
                    549: 	$target eq 'tex' || $target eq 'analyze') {
                    550: 	&Apache::response::pick_foil_for_concept($target,
                    551: 						 ['value','text','location'],
                    552: 						 \%Apache::hint::match,
                    553: 						 $parstack,$safeeval);
1.1       albertel  554:     } elsif ($target eq 'edit') {
                    555: 	$result=&Apache::edit::end_table();
                    556:     }
                    557:     return $result;
                    558: }
                    559: 
                    560: sub insert_conceptgroup {
                    561:     my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
                    562:     return $result;
                    563: }
                    564: 
                    565: sub start_foil {
                    566:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    567:     my $result='';
1.28      albertel  568:     if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  569: 	&Apache::lonxml::startredirection;
                    570:     } elsif ($target eq 'edit') {
                    571: 	$result=&Apache::edit::tag_start($target,$token,"Foil");
                    572: 	my $level='-2';
                    573: 	if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
                    574: 	$result.=&Apache::edit::text_arg('Name:','name',$token);
                    575: 	my @names;
                    576: 	if (defined(@{ $Apache::response::itemgroup{'names'} })) {
                    577: 	    @names=@{ $Apache::response::itemgroup{'names'} };
                    578: 	}
                    579: 	$result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
                    580: 	my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
                    581: 						 $safeeval,'-3');
                    582: 	if ($randomize ne 'no') {
                    583: 	    $result.=&Apache::edit::select_arg('Location:','location',
                    584: 					     ['random','top','bottom'],$token);
                    585: 	}
                    586: 	$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
                    587:     } elsif ($target eq 'modified') {
                    588: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    589: 						     $safeeval,'value',
                    590: 						     'name','location');
                    591: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    592:     }
                    593:     return $result;
                    594: }
                    595: 
                    596: sub end_foil {
                    597:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    598:     my $text ='';
                    599:     my $result = '';
1.28      albertel  600:     if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  601: 	$text=&Apache::lonxml::endredirection;
                    602:     }
1.28      albertel  603:     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
                    604: 	$target eq 'tex' || $target eq 'analyze') {
1.1       albertel  605: 	my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
                    606: 	if ($value ne 'unused') {
                    607: 	    my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
                    608: 	    &Apache::lonxml::debug("Got a name of :$name:");
                    609: 	    if (!$name) { $name=$Apache::lonxml::curdepth; }
                    610: 	    &Apache::lonxml::debug("Using a name of :$name:");
1.37      albertel  611: 	    if (defined($Apache::response::foilnames{$name})) {
                    612: 		&Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));
                    613: 	    }
1.38      albertel  614: 	    $Apache::response::foilnames{$name}++;
1.37      albertel  615: 	    my $location =&Apache::lonxml::get_param('location',$parstack,
                    616: 						     $safeeval);
1.1       albertel  617: 	    if ( $Apache::matchresponse::conceptgroup
                    618: 		 && !&Apache::response::showallfoils() ) {
                    619: 		push @{ $Apache::response::conceptgroup{'names'} }, $name;
                    620: 		$Apache::response::conceptgroup{"$name.value"} = $value;
1.19      sakharuk  621: 		if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
1.14      sakharuk  622: 		    $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
                    623: 		} else {
                    624: 		    $Apache::response::conceptgroup{"$name.text"} = $text;
                    625: 		}
1.1       albertel  626: 		$Apache::response::conceptgroup{"$name.location"} = $location;
                    627: 	    } else {
                    628: 		push @{ $Apache::response::foilgroup{'names'} }, $name;
                    629: 		$Apache::response::foilgroup{"$name.value"} = $value;
1.16      albertel  630: 		if ($Apache::lonhomework::type eq 'exam') {
1.19      sakharuk  631: 		    if ($target eq 'tex') {
                    632: 			$Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
                    633: 		    } else {
                    634: 			$Apache::response::foilgroup{"$name.text"} = $text;
                    635: 		    }
1.14      sakharuk  636: 		} else {
                    637: 		    if ($target eq 'tex') {
1.24      sakharuk  638: 			$Apache::response::foilgroup{"$name.text"} = $text;
1.14      sakharuk  639: 		    } else {
                    640: 			$Apache::response::foilgroup{"$name.text"} = $text;
                    641: 		    }
                    642: 		}
1.1       albertel  643: 		$Apache::response::foilgroup{"$name.location"} = $location;
                    644: 	    }
                    645: 	}
                    646:     }
                    647:     if ($target eq 'edit') {
                    648: 	$result.= &Apache::edit::tag_end($target,$token,'');
                    649:     }
                    650:     return $result;
                    651: }
                    652: 
                    653: sub insert_foil {
                    654:     return '
                    655: <foil name="" value="unused">
                    656: <startouttext />
                    657: <endouttext />
                    658: </foil>';
                    659: }
                    660: 1;
                    661: __END__

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