Annotation of loncom/homework/matchresponse.pm, revision 1.29

1.1       albertel    1: # The LearningOnline Network with CAPA
                      2: # Full matching style response
                      3: #
1.29    ! albertel    4: # $Id: matchresponse.pm,v 1.28 2003/10/27 19:27:09 albertel 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();
1.6       sakharuk   33: use Apache::optionresponse;
                     34: 
1.1       albertel   35: BEGIN {
                     36:     &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
                     37: }
                     38: 
                     39: sub start_matchresponse {
                     40:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     41:     my $result;
                     42:     #when in a matchresponse use these
                     43:     &Apache::lonxml::register('Apache::matchresponse',
                     44: 			      ('foilgroup','foil','conceptgroup','item',
                     45: 			       'itemgroup'));
                     46:     push (@Apache::lonxml::namespace,'matchresponse');
                     47:     my $id = &Apache::response::start_response($parstack,$safeeval);
                     48:     %Apache::hint::match=();
                     49:     if ($target eq 'meta') {
                     50: 	$result=&Apache::response::meta_package_write('matchresponse');
                     51:     } elsif ($target eq 'edit' ) {
                     52: 	$result.=&Apache::edit::start_table($token).
                     53: 	    '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
                     54: 	    &Apache::edit::deletelist($target,$token)
                     55: 	    ."</td><td>&nbsp".&Apache::edit::end_row()
                     56: 	    .&Apache::edit::start_spanning_row();
                     57: 	
                     58: 	$result.=
                     59: 	    &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
                     60: 	    &Apache::edit::select_arg('Randomize Foil Order','randomize',
                     61: 				      ['yes','no'],$token).
                     62: 	    &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
                     63:     } elsif ($target eq 'modified') {
                     64: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                     65: 						     $safeeval,'max',
                     66: 						     'randomize');
                     67: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.28      albertel   68:     } elsif ($target eq 'analyze') {
                     69: 	my $part_id="$Apache::inputtags::part.$id";
                     70: 	push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
1.1       albertel   71:     }
                     72:     return $result;
                     73: }
                     74: 
                     75: sub end_matchresponse {
                     76:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     77:     my $result;
                     78:     if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
                     79:     &Apache::response::end_response;
                     80:     pop @Apache::lonxml::namespace;
                     81:     &Apache::lonxml::deregister('Apache::matchresponse',
                     82: 				('foilgroup','foil','conceptgroup'));
                     83:     return $result;
                     84: }
                     85: 
                     86: %Apache::response::itemgroup=();
                     87: sub start_itemgroup {
                     88:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     89:     my $result;
                     90:     %Apache::response::itemgroup=();
1.4       albertel   91:     %Apache::matchresponse::itemtable=();
1.15      albertel   92: 
1.1       albertel   93:     if ($target eq 'edit') {
                     94: 	$result=&Apache::edit::tag_start($target,$token);
                     95: 	$result.=&Apache::edit::select_arg('Randomize Order:','randomize',
                     96: 					   ['yes','no'],$token);
1.4       albertel   97: 	$result.=&Apache::edit::select_arg('Items Display Location:',
                     98: 					   'location',
                     99: 					   ['top','bottom','left','right'],
                    100: 					   $token);
1.1       albertel  101: 	$result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.4       albertel  102:     } elsif ($target eq 'modified') {
                    103: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    104: 						     $safeeval,'randomize',
                    105: 						     'location');
                    106: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.21      sakharuk  107:     } elsif ($target eq 'web' or $target eq 'tex') {
1.4       albertel  108: 	$Apache::matchresponse::itemtable{'location'}=
                    109: 	    &Apache::lonxml::get_param('location',$parstack,$safeeval);
1.1       albertel  110:     }
                    111:     return $result;
                    112: }
                    113: 
                    114: sub end_itemgroup {
                    115:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    116:     my $result;
                    117: 
1.17      albertel  118:     if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
1.1       albertel  119:     if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
                    120:     my @names=@{ $Apache::response::itemgroup{'names'} };
                    121:     my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
1.2       albertel  122:     if ($randomize ne 'no' ) {
1.18      albertel  123: 	@names=&Apache::response::whichorder($#names+1,$randomize,0,
                    124: 					 \%Apache::response::itemgroup);
1.1       albertel  125:     }
                    126:     my %letter_name_map;
                    127:     my %name_letter_map;
                    128:     my @alphabet=('A'..'Z');
                    129:     my $i=0;
                    130:     foreach my $name (@names) {
                    131: 	$letter_name_map{$alphabet[$i]}=$name;
                    132: 	$name_letter_map{$name}=$alphabet[$i];
                    133: 	$i++;
                    134:     }
1.15      albertel  135:     $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
1.1       albertel  136:     $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
                    137:     if ($target eq 'web') {
1.4       albertel  138: 	my $table='<table>';
1.1       albertel  139: 	my $i=0;
                    140: 	foreach my $name (@names) {
1.4       albertel  141: 	    $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
1.1       albertel  142: 		$Apache::response::itemgroup{$name.'.text'}.
                    143: 		    '</td></tr>';
                    144: 	    $i++;
                    145: 	}
1.4       albertel  146: 	$table.='</table>';
                    147: 	$Apache::matchresponse::itemtable{'display'}=$table;
1.5       sakharuk  148:     } elsif ($target eq 'tex') {
1.22      sakharuk  149: 	my $table=' \begin{description} ';
1.5       sakharuk  150: 	my $i=0;
                    151: 	foreach my $name (@names) {
1.11      sakharuk  152: 	    $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
1.19      sakharuk  153: 	    $table.='\item['.$alphabet[$i].'] '.
1.21      sakharuk  154: 		$Apache::response::itemgroup{$name.'.text'};
1.5       sakharuk  155: 	    $i++;
                    156: 	}
1.22      sakharuk  157: 	$table.=' \end{description} \strut ';
1.5       sakharuk  158: 	$Apache::matchresponse::itemtable{'display'}=$table;
1.17      albertel  159:     }
1.1       albertel  160:     return $result;
                    161: }
                    162: 
                    163: sub start_item {
                    164:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    165:     my $result='';
1.5       sakharuk  166:     if ($target eq 'web' || $target eq 'tex') {
1.1       albertel  167: 	&Apache::lonxml::startredirection;
                    168:     } elsif ($target eq 'edit') {
1.3       albertel  169: 	my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
                    170: 						 $safeeval,'-2');
1.1       albertel  171: 	$result=&Apache::edit::tag_start($target,$token,"Item");
                    172: 	$result.=&Apache::edit::text_arg('Name:','name',$token);
1.3       albertel  173: 	if ($randomize ne 'no') {
                    174: 	    $result.=&Apache::edit::select_arg('Location:','location',
                    175: 					       ['random','top','bottom'],
                    176: 					       $token);
                    177: 	}
                    178: 	$result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.1       albertel  179:     } elsif ($target eq 'modified') {
                    180: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.3       albertel  181: 						     $safeeval,'name',
                    182: 						     'location');
1.1       albertel  183: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    184:     }
                    185:     return $result;
                    186: }
                    187: 
                    188: sub end_item {
                    189:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    190:     my $text ='';
                    191:     my $result = '';
1.5       sakharuk  192:     if ($target eq 'web' || $target eq 'tex') {
1.1       albertel  193: 	$text=&Apache::lonxml::endredirection;
                    194:     }
                    195:     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
1.5       sakharuk  196: 	$target eq 'edit' || $target eq 'tex') {
1.1       albertel  197: 	my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.3       albertel  198: 	my $location=&Apache::lonxml::get_param('location',$parstack,
                    199: 						$safeeval);
1.1       albertel  200: 	&Apache::lonxml::debug("Got a name of :$name:");
                    201: 	if (!$name) { $name=$Apache::lonxml::curdepth; }
                    202: 	&Apache::lonxml::debug("Using a name of :$name:");
                    203: 	push @{ $Apache::response::itemgroup{'names'} }, $name;
                    204: 	$Apache::response::itemgroup{"$name.text"} = $text;
1.3       albertel  205: 	$Apache::response::itemgroup{"$name.location"} = $location;
1.1       albertel  206:     }
                    207:     if ($target eq 'edit') {
                    208: 	$result.= &Apache::edit::tag_end($target,$token,'');
                    209:     }
                    210:     return $result;
                    211: }
                    212: 
                    213: sub insert_item {
                    214:     return '
                    215: <item name="">
                    216: <startouttext />
                    217: <endouttext />
                    218: </item>';
                    219: }
                    220: 
                    221: %Apache::response::foilgroup=();
                    222: sub start_foilgroup {
                    223:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    224:     my $result;
                    225:     %Apache::response::foilgroup=();
                    226:     $Apache::matchresponse::conceptgroup=0;
                    227:     &Apache::response::setrandomnumber();
                    228:     if ($target eq 'edit') {
                    229: 	$result.=&Apache::edit::start_table($token)
                    230: 	    ."<tr><td>Collection Of Foils</td><td>Delete:"
                    231: 	    .&Apache::edit::deletelist($target,$token)
                    232: 	    ."</td><td>&nbsp;".&Apache::edit::end_row()
                    233:             .&Apache::edit::start_spanning_row()."\n";
                    234:     }
                    235:     return $result;
                    236: }
                    237: 
                    238: sub end_foilgroup {
                    239:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    240:     my $result;
1.28      albertel  241:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  242: 	my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
                    243: 	my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
                    244: 						   $safeeval,'-2');
1.5       sakharuk  245: 	if ($target eq 'web' || $target eq 'tex') {
1.1       albertel  246: 	    $result=&displayfoils($target,$max,$randomize);
                    247: 	} elsif ($target eq 'answer' ) {
                    248: 	    $result=&displayanswers($max,$randomize);
                    249: 	} elsif ( $target eq 'grade') {
                    250: 	    &grade_response($max,$randomize);
1.28      albertel  251: 	} elsif ( $target eq 'analyze') {
                    252: 	    my @shown=&whichfoils($max,$randomize);
                    253: 	    &Apache::response::analyze_store_foilgroup(\@shown,
1.29    ! albertel  254: 						 ['text','value','location']);
1.28      albertel  255: 	    #FIXME need to store options in some way
1.1       albertel  256: 	}
1.20      sakharuk  257: 	&Apache::lonxml::increment_counter(&getfoilcounts($max));
1.1       albertel  258:     } elsif ($target eq 'edit') {
                    259: 	$result=&Apache::edit::end_table();
                    260:     }
                    261:     return $result;
1.29    ! albertel  262: }
        !           263: 
        !           264: sub whichfoils {
        !           265:     my ($max,$randomize)=@_;
        !           266:     return &Apache::response::whichorder(&getfoilcounts($max),
        !           267: 					 $randomize,
        !           268: 					 &Apache::response::showallfoils(),
        !           269: 					 \%Apache::response::foilgroup);
1.1       albertel  270: }
                    271: 
                    272: sub displayanswers {
                    273:     my ($max,$randomize,@opt)=@_;
                    274:     if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
                    275:     my @names = @{ $Apache::response::foilgroup{'names'} };
1.18      albertel  276:     my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
                    277: 						   $randomize,
                    278: 					  &Apache::response::showallfoils(),
                    279: 					 \%Apache::response::foilgroup);
1.1       albertel  280:     my $result=&Apache::response::answer_header('matchresponse');
                    281:     my %name_letter_map;
                    282:     if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
                    283: 	%name_letter_map=
                    284: 	    %{ $Apache::response::itemgroup{'name_letter_map'} };
                    285:     }
                    286:     foreach my $name (@whichfoils) {
                    287: 	my $value_name=$Apache::response::foilgroup{$name.'.value'};
                    288: 	my $letter=$name_letter_map{$value_name};
                    289: 	$result.=&Apache::response::answer_part('matchresponse',$letter);
                    290:     }
                    291:     $result.=&Apache::response::answer_footer('matchresponse');
                    292:     return $result;
                    293: }
                    294: 
                    295: 
                    296: sub grade_response {
                    297:     my ($max,$randomize)=@_;
1.18      albertel  298:     my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
                    299: 						   $randomize,
                    300: 				            &Apache::response::showallfoils(),
                    301: 				           \%Apache::response::foilgroup);
1.1       albertel  302:     if (!defined($ENV{'form.submitted'})) { return; }
                    303:     my %responsehash;
                    304:     my %grade;
                    305:     my ($temp,$right,$wrong,$ignored)=(0,0,0,0);
                    306:     my %letter_name_map;
                    307:     if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
                    308: 	%letter_name_map=
                    309: 	    %{ $Apache::response::itemgroup{'letter_name_map'} };
                    310:     }
                    311:     foreach my $name (@whichfoils) {
1.27      albertel  312: 	my $response = &Apache::response::getresponse($temp);
1.1       albertel  313: 	my $responsename = $letter_name_map{$response};
                    314: 	$responsehash{$name}=$responsename;
                    315: 	my $value=$Apache::response::foilgroup{$name.'.value'};
                    316: 	if ( $response =~ /[^\s]/) {
                    317: 	    &Apache::lonxml::debug("submitted a $response for $value<br />\n");
                    318: 	    if ($value eq $responsename) {
                    319: 		$grade{$name}='1'; $right++;
                    320: 	    } else {
                    321: 		$grade{$name}='0'; $wrong++;
                    322: 	    }
                    323: 	} else {
                    324: 	    $ignored++;
                    325: 	}
                    326: 	$temp++;
                    327:     }
                    328:     my $part=$Apache::inputtags::part;
                    329:     my $id = $Apache::inputtags::response['-1'];
                    330:     my $responsestr=&Apache::lonnet::hash2str(%responsehash);
                    331:     my $gradestr   =&Apache::lonnet::hash2str(%grade);
                    332:     my %previous =&Apache::response::check_for_previous($responsestr,
                    333: 							$part,$id);
                    334:     &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored ");
                    335:     my $ad;
                    336:     if ($wrong==0 && $ignored==0) {
                    337: 	$ad='EXACT_ANS';
                    338:     } elsif ($wrong==0 && $right==0) {
                    339: 	#nothing submitted
                    340:     } else {
                    341: 	if ($ignored==0) {
                    342: 	    $ad='INCORRECT';
                    343: 	} else {
                    344: 	    $ad='MISSING_ANSWER';
                    345: 	}
                    346:     }
                    347:     $Apache::lonhomework::results{"resource.$part.$id.submission"}=
                    348: 	$responsestr;
                    349:     $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=
                    350: 	$gradestr;
                    351:     $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
                    352:     &Apache::response::handle_previous(\%previous,$ad);
                    353: }
                    354: 
1.4       albertel  355: sub itemdisplay {
                    356:     my ($location)=@_;
                    357:     if ($location eq 'top' &&
                    358: 	!defined($Apache::matchresponse::itemtable{'location'})) {
                    359: 	return $Apache::matchresponse::itemtable{'display'};
                    360:     }
                    361:     if ($Apache::matchresponse::itemtable{'location'} eq $location) {
                    362: 	return $Apache::matchresponse::itemtable{'display'};
                    363:     }
                    364:     return undef;
                    365: }
1.1       albertel  366: sub displayfoils {
                    367:     my ($target,$max,$randomize)=@_;
                    368:     my $result;
1.4       albertel  369:     my $question;
1.18      albertel  370:     my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
                    371: 						   $randomize,
                    372: 				            &Apache::response::showallfoils(),
                    373: 				           \%Apache::response::foilgroup);
1.1       albertel  374:     my $part=$Apache::inputtags::part;
                    375:     my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
                    376:     my %letter_name_map;
                    377:     if (defined(%{ $Apache::response::itemgroup{'letter_name_map'} })) {
                    378: 	%letter_name_map=
                    379: 	    %{ $Apache::response::itemgroup{'letter_name_map'} };
                    380:     }
                    381:     my %name_letter_map;
                    382:     if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
                    383: 	%name_letter_map=
                    384: 	    %{ $Apache::response::itemgroup{'name_letter_map'} };
                    385:     }
1.25      albertel  386:     if ( &Apache::response::show_answer() && ($target ne 'tex')) {
1.1       albertel  387: 	foreach my $name (@whichfoils) {
                    388: 	    my $text=$Apache::response::foilgroup{$name.'.text'};
                    389: 	    my $value=$Apache::response::foilgroup{$name.'.value'};
                    390: 	    my $letter=$name_letter_map{$value};
1.5       sakharuk  391: 	    if ($target eq 'tex') {
                    392: 		$question.=' \\\\ '.$letter.':'.$text;
                    393: 	    } else {
                    394: 		$question.='<br />'.$letter.':'.$text;
                    395: 	    }
1.1       albertel  396: 	}
                    397:     } else {
                    398: 	my $i = 0;
                    399: 	my $temp=0;
                    400: 	my $id=$Apache::inputtags::response[-1];
                    401: 	my $part=$Apache::inputtags::part;
                    402: 	my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
1.9       sakharuk  403: 	my %lastresponse=&Apache::lonnet::str2hash($lastresponse);    
                    404: 	my @alphabet=('A'..'Z');
1.15      albertel  405: 	my @used_letters=sort(keys(%letter_name_map));
1.20      sakharuk  406: 	my $internal_counter=$Apache::lonxml::counter;
1.1       albertel  407: 	foreach my $name (@whichfoils) {
                    408: 	    my $lastopt=$lastresponse{$name};
                    409: 	    my $last_letter=$name_letter_map{$lastopt};
1.5       sakharuk  410: 	    my $optionlist = '';
1.7       sakharuk  411: 	    if ($target ne 'tex') {
                    412: 		$optionlist="<option></option>\n";
                    413: 	    } else {
                    414: 		if ($Apache::lonhomework::type ne 'exam') {
                    415: 		    $optionlist='\framebox[5 mm][s]{\tiny\strut}';
                    416: 		}
                    417: 	    }
1.1       albertel  418: 	    my $option;
1.15      albertel  419: 	    foreach $option (@used_letters) {
1.1       albertel  420: 		if ($option eq $last_letter) {
1.6       sakharuk  421: 		    if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
1.1       albertel  422: 		} else {
1.6       sakharuk  423: 		    if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
1.1       albertel  424: 		}
                    425: 	    }
1.19      sakharuk  426: 	    if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
1.5       sakharuk  427: 	        $optionlist='<select name="HWVAL_'.
                    428: 		    $Apache::inputtags::response[-1].':'.$temp.'">'.
                    429: 		        $optionlist."</select>\n";
                    430: 	    }
1.1       albertel  431: 	    my $text=$Apache::response::foilgroup{$name.'.text'};
1.5       sakharuk  432: 	    if ($target ne 'tex') {
1.19      sakharuk  433: 		if ($Apache::lonhomework::type ne 'exam') {
                    434: 		    $question.='<br />'.$optionlist.$text."\n";
                    435: 		} else {
                    436: 		    $question.='<br />'.$text."\n";
                    437: 		}
1.6       sakharuk  438: 		if ($Apache::lonhomework::type eq 'exam') {
1.27      albertel  439: 		    $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp,$last_letter);
1.6       sakharuk  440: 		}
                    441: 	    } else {		
                    442: 		if ($Apache::lonhomework::type eq 'exam') {
                    443: 		    $question.=' '.$optionlist.$text."\n";
1.13      sakharuk  444: 		    my @emptyItems = ();
1.16      albertel  445: 		    for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
1.20      sakharuk  446: 		    $question.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'}\end{enumerate}} \vskip -10 mm \strut ';
                    447: 		    $internal_counter++;
1.6       sakharuk  448: 	        } else {
1.22      sakharuk  449: 		    $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
1.6       sakharuk  450: 		}
1.5       sakharuk  451:             } 
1.1       albertel  452: 	    $temp++;
                    453: 	}
1.4       albertel  454:     }
                    455:     if ($result=&itemdisplay('top')) {
                    456: 	$result.=$question;
                    457:     } elsif ($result=&itemdisplay('bottom')) {
                    458: 	$result=$question.$result;
                    459:     } elsif ($result=&itemdisplay('right')) {
                    460: 	$result='<table><tr><td>'.$question.'</td><td>'.$result.
                    461: 	    '</td></tr></table>';
                    462:     } elsif ($result=&itemdisplay('left')) {
                    463: 	$result='<table><tr><td>'.$result.'</td><td>'.$question.
                    464: 	    '</td></tr></table>';
1.1       albertel  465:     }
1.5       sakharuk  466:     if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
1.1       albertel  467:     return $result;
                    468: }
                    469: 
                    470: sub getfoilcounts {
                    471:     my ($max)=@_;
                    472:     # +1 since instructors will count from 1
                    473:     my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
                    474:     if (&Apache::response::showallfoils()) { $max=$count; }
                    475:     if ($count>$max) { $count=$max } 
                    476:     &Apache::lonxml::debug("Count is $count from $max");
                    477:     return $count;
                    478: }
                    479: 
                    480: 
                    481: sub start_conceptgroup {
                    482:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    483:     $Apache::matchresponse::conceptgroup=1;
                    484:     %Apache::response::conceptgroup=();
                    485:     my $result;
                    486:     if ($target eq 'edit') {
                    487: 	$result.=&Apache::edit::tag_start($target,$token,
                    488: 					  "Concept Grouped Foils");
                    489: 	$result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
                    490: 	    &Apache::edit::end_row().&Apache::edit::start_spanning_row();
                    491:     }
                    492:     if ($target eq 'modified') {
                    493: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    494: 						     $safeeval,'concept');
                    495: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    496:     }
                    497:     return $result;
                    498: }
                    499: 
                    500: sub end_conceptgroup {
                    501:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    502:     $Apache::matchresponse::conceptgroup=0;
                    503:     my $result='';
1.28      albertel  504:     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
                    505: 	$target eq 'tex' || $target eq 'analyze') {
                    506: 	&Apache::response::pick_foil_for_concept($target,
                    507: 						 ['value','text','location'],
                    508: 						 \%Apache::hint::match,
                    509: 						 $parstack,$safeeval);
1.1       albertel  510:     } elsif ($target eq 'edit') {
                    511: 	$result=&Apache::edit::end_table();
                    512:     }
                    513:     return $result;
                    514: }
                    515: 
                    516: sub insert_conceptgroup {
                    517:     my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
                    518:     return $result;
                    519: }
                    520: 
                    521: sub start_foil {
                    522:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    523:     my $result='';
1.28      albertel  524:     if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  525: 	&Apache::lonxml::startredirection;
                    526:     } elsif ($target eq 'edit') {
                    527: 	$result=&Apache::edit::tag_start($target,$token,"Foil");
                    528: 	my $level='-2';
                    529: 	if ($$tagstack[-2] eq 'conceptgroup') { $level = '-3'; }
                    530: 	$result.=&Apache::edit::text_arg('Name:','name',$token);
                    531: 	my @names;
                    532: 	if (defined(@{ $Apache::response::itemgroup{'names'} })) {
                    533: 	    @names=@{ $Apache::response::itemgroup{'names'} };
                    534: 	}
                    535: 	$result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',@names],$token,'15');
                    536: 	my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
                    537: 						 $safeeval,'-3');
                    538: 	if ($randomize ne 'no') {
                    539: 	    $result.=&Apache::edit::select_arg('Location:','location',
                    540: 					     ['random','top','bottom'],$token);
                    541: 	}
                    542: 	$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
                    543:     } elsif ($target eq 'modified') {
                    544: 	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                    545: 						     $safeeval,'value',
                    546: 						     'name','location');
                    547: 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
                    548:     }
                    549:     return $result;
                    550: }
                    551: 
                    552: sub end_foil {
                    553:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                    554:     my $text ='';
                    555:     my $result = '';
1.28      albertel  556:     if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {
1.1       albertel  557: 	$text=&Apache::lonxml::endredirection;
                    558:     }
1.28      albertel  559:     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
                    560: 	$target eq 'tex' || $target eq 'analyze') {
1.1       albertel  561: 	my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
                    562: 	if ($value ne 'unused') {
                    563: 	    my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
                    564: 	    my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
                    565: 	    &Apache::lonxml::debug("Got a name of :$name:");
                    566: 	    if (!$name) { $name=$Apache::lonxml::curdepth; }
                    567: 	    &Apache::lonxml::debug("Using a name of :$name:");
                    568: 	    if ( $Apache::matchresponse::conceptgroup
                    569: 		 && !&Apache::response::showallfoils() ) {
                    570: 		push @{ $Apache::response::conceptgroup{'names'} }, $name;
                    571: 		$Apache::response::conceptgroup{"$name.value"} = $value;
1.19      sakharuk  572: 		if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
1.14      sakharuk  573: 		    $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
                    574: 		} else {
                    575: 		    $Apache::response::conceptgroup{"$name.text"} = $text;
                    576: 		}
1.1       albertel  577: 		$Apache::response::conceptgroup{"$name.location"} = $location;
                    578: 	    } else {
                    579: 		push @{ $Apache::response::foilgroup{'names'} }, $name;
                    580: 		$Apache::response::foilgroup{"$name.value"} = $value;
1.16      albertel  581: 		if ($Apache::lonhomework::type eq 'exam') {
1.19      sakharuk  582: 		    if ($target eq 'tex') {
                    583: 			$Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
                    584: 		    } else {
                    585: 			$Apache::response::foilgroup{"$name.text"} = $text;
                    586: 		    }
1.14      sakharuk  587: 		} else {
                    588: 		    if ($target eq 'tex') {
1.24      sakharuk  589: 			$Apache::response::foilgroup{"$name.text"} = $text;
1.14      sakharuk  590: 		    } else {
                    591: 			$Apache::response::foilgroup{"$name.text"} = $text;
                    592: 		    }
                    593: 		}
1.1       albertel  594: 		$Apache::response::foilgroup{"$name.location"} = $location;
                    595: 	    }
                    596: 	}
                    597:     }
                    598:     if ($target eq 'edit') {
                    599: 	$result.= &Apache::edit::tag_end($target,$token,'');
                    600:     }
                    601:     return $result;
                    602: }
                    603: 
                    604: sub insert_foil {
                    605:     return '
                    606: <foil name="" value="unused">
                    607: <startouttext />
                    608: <endouttext />
                    609: </foil>';
                    610: }
                    611: 1;
                    612: __END__

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