# The LearningOnline Network with CAPA # mutliple choice style responses # # $Id: radiobuttonresponse.pm,v 1.64 2003/04/02 15:09:00 sakharuk Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # # 2/21 Guy package Apache::radiobuttonresponse; use strict; use HTML::Entities(); BEGIN { &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse')); } sub start_radiobuttonresponse { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; #when in a radiobutton response use these &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup')); push (@Apache::lonxml::namespace,'radiobuttonresponse'); my $id = &Apache::response::start_response($parstack,$safeeval); %Apache::hint::radiobutton=(); if ($target eq 'meta') { $result=&Apache::response::meta_package_write('radiobuttonresponse'); } elsif ($target eq 'edit' ) { $result.=&Apache::edit::start_table($token). ''.&Apache::lonxml::description($token)."Delete:". &Apache::edit::deletelist($target,$token) ." ".&Apache::edit::end_row() .&Apache::edit::start_spanning_row(); $result.= &Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4'). &Apache::edit::select_arg('Randomize Foil Order','randomize', ['yes','no'],$token). &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n"; } elsif ($target eq 'modified') { my $constructtag=&Apache::edit::get_new_args($token,$parstack, $safeeval,'max','randomize'); if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } } elsif ($target eq 'tex') { $result .= '\begin{enumerate}'; } return $result; } sub end_radiobuttonresponse { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; if ($target eq 'edit') { $result=&Apache::edit::end_table(); } if ($target eq 'tex') { $result .= '\end{enumerate}'; } &Apache::response::end_response; pop @Apache::lonxml::namespace; &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup')); return $result; } %Apache::response::foilgroup=(); sub start_foilgroup { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; %Apache::response::foilgroup=(); $Apache::radiobuttonresponse::conceptgroup=0; &Apache::response::setrandomnumber(); if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') { $result.='\item[\textbf{'.$Apache::lonxml::counter.'}.]'; &Apache::lonxml::increment_counter(); } return $result; } sub storesurvey { if ( !defined($ENV{'form.submitted'})) { return ''; } my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']}; &Apache::lonxml::debug("Here I am!:$response:"); if ( $response !~ /[0-9]+/) { return ''; } my $id = $Apache::inputtags::response['-1']; my @whichfoils=@{ $Apache::response::foilgroup{'names'} }; my %responsehash; $responsehash{$whichfoils[$response]}=$response; $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash); $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED'; &Apache::lonxml::debug("submitted a $response
\n"); return ''; } sub grade_response { my ($max,$randomize)=@_; #keep the random numbers the same must always call this my ($answer,@whichfoils)=&whichfoils($max,$randomize); if (!defined($ENV{'form.submitted'})) { return; } my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']}; if ( $response !~ /[0-9]+/) { return; } my $part=$Apache::inputtags::part; my $id = $Apache::inputtags::response['-1']; my %responsehash; $responsehash{$whichfoils[$response]}=$response; my $responsestr=&Apache::lonnet::hash2str(%responsehash); my %previous=&Apache::response::check_for_previous($responsestr, $part,$id); $Apache::lonhomework::results{"resource.$part.$id.submission"}= $responsestr; &Apache::lonxml::debug("submitted a $response
\n"); my $ad; if ($response == $answer) { $ad='EXACT_ANS'; } else { $ad='INCORRECT'; } $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad; &Apache::response::handle_previous(\%previous,$ad); } sub end_foilgroup { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') { my $style = $Apache::lonhomework::type; if ( $style eq 'survey' ) { if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') { $result=&displayallfoils(); } elsif ( $target eq 'grade' ) { $result=&storesurvey(); } } else { my $name; my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); my $randomize = &Apache::lonxml::get_param('randomize',$parstack, $safeeval,'-2'); if ($target eq 'web' || $target eq 'tex') { $result=&displayfoils($target,$max,$randomize); } elsif ($target eq 'answer' ) { $result=&displayanswers($max,$randomize); } elsif ( $target eq 'grade') { &grade_response($max,$randomize); } } } return $result; } sub getfoilcounts { my @names; my $truecnt=0; my $falsecnt=0; my $name; if ( $Apache::response::foilgroup{'names'} ) { @names= @{ $Apache::response::foilgroup{'names'} }; } foreach $name (@names) { if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { $truecnt++; } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') { $falsecnt++; } } return ($truecnt,$falsecnt); } sub displayallfoils { my $result; &Apache::lonxml::debug("survey style display"); my @names = @{ $Apache::response::foilgroup{'names'} }; my $temp=0; my $id=$Apache::inputtags::response['-1']; my $part=$Apache::inputtags::part; my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"}; my %lastresponse=&Apache::lonnet::str2hash($lastresponse); if (($Apache::lonhomework::history{"resource.$part.solved"} =~ /^correct/) || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) { foreach my $name (@names) { if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') { $result.="
".$Apache::response::foilgroup{$name.'.value'}; if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { $result.=''; } $result .= $Apache::response::foilgroup{$name.'.text'}; if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { $result.=''; } } } } else { foreach my $name (@names) { if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') { $result.="
\n"; $temp++; } } } return $result; } sub whichfoils { my ($max,$randomize)=@_; my @truelist; my @falselist; my @whichfalse =(); my ($truecnt,$falsecnt) = &getfoilcounts(); my $count=0; # we will add in 1 of the true statements if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; } my $answer=int(&Math::Random::random_uniform() * ($count)); &Apache::lonxml::debug("Count is $count, $answer is $answer"); my @names; if ( $Apache::response::foilgroup{'names'} ) { @names= @{ $Apache::response::foilgroup{'names'} }; } if (&Apache::response::showallfoils()) { @whichfalse=@names; } elsif ($randomize eq 'no') { &Apache::lonxml::debug("No randomization"); my $havetrue=0; foreach my $name (@names) { if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { if (!$havetrue ) { push(@whichfalse,$name); $havetrue++; $answer=$#whichfalse; } } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') { push (@whichfalse,$name); } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') { } else { &Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in ")); } } } else { my $current=0; &Apache::lonhomework::showhash(%Apache::response::foilgroup); my (%top,%bottom); #first find out where everyone wants to be foreach my $name (@names) { $current++; if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { push (@truelist,$name); if ($Apache::response::foilgroup{$name.'.location'} eq 'top') { $top{$name}=$current; } elsif ($Apache::response::foilgroup{$name.'.location'} eq 'bottom') { $bottom{$name}=$current; } } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') { push (@falselist,$name); if ($Apache::response::foilgroup{$name.'.location'} eq 'top') { $top{$name}=$current; } elsif ($Apache::response::foilgroup{$name.'.location'} eq 'bottom') { $bottom{$name}=$current; } } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') { } else { &Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in ")); } } #pick a true statement my $whichtrue = int(&Math::Random::random_uniform() * ($#truelist+1)); &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue"); my (@toplist, @bottomlist); my $topcount=0; # assign everyone to either toplist/bottomlist or whichfalse # which false is randomized, toplist bottomlist are in order while ((($#whichfalse) < $max-2) && ($#falselist > -1)) { &Apache::lonxml::debug("Have $#whichfalse max is $max"); my $afalse=int(&Math::Random::random_uniform() * ($#falselist+1)); &Apache::lonxml::debug("From $#falselist elms, picking $afalse"); $afalse=splice(@falselist,$afalse,1); &Apache::lonxml::debug("Picked $afalse"); &Apache::lonhomework::showhash(('names'=>\@names)); &Apache::lonhomework::showhash(%top); if ($top{$afalse}) { $toplist[$top{$afalse}]=$afalse; $topcount++; } elsif ($bottom{$afalse}) { $bottomlist[$bottom{$afalse}]=$afalse; } else { push (@whichfalse,$afalse); } } my $truename=$truelist[$whichtrue]; my $dosplice=1; #insert the true statement, keeping track of where it wants to be if ($Apache::response::foilgroup{$truename.'.location'} eq 'top' ) { $toplist[$top{$truename}]=$truename; $answer=-1; foreach my $top (reverse(@toplist)) { if ($top) { $answer++;} if ($top eq $truename) { last; } } $dosplice=0; } elsif ($Apache::response::foilgroup{$truename.'.location'} eq 'bottom') { $bottomlist[$bottom{$truename}]=$truename; $answer=-1; foreach my $bot (@bottomlist) { if ($bot) { $answer++;} if ($bot eq $truename) { last; } } $answer+=$topcount+$#whichfalse+1; $dosplice=0; } else { if ($topcount>0) { $answer = int(&Math::Random::random_uniform() * ($#whichfalse+1)) + $topcount; } } #add the top items to the top, bottom items to the bottom for (my $i=0;$i<=$#toplist;$i++) { if ($toplist[$i]) { unshift(@whichfalse,$toplist[$i]) } } for (my $i=0;$i<=$#bottomlist;$i++) { if ($bottomlist[$i]) { push(@whichfalse,$bottomlist[$i]) } } #if the true statement is randomized insert it into the list if ($dosplice) { splice(@whichfalse,$answer,0,$truelist[$whichtrue]); } } &Apache::lonxml::debug("Answer is $answer"); return ($answer,@whichfalse); } sub displayfoils { my ($target,$max,$randomize)=@_; my $result; my ($answer,@whichfoils)=&whichfoils($max,$randomize); my $part=$Apache::inputtags::part; my $solved=$Apache::lonhomework::history{"resource.$part.solved"}; my $status=$Apache::inputtags::status[-1]; if ( ($target ne 'tex') && (($solved =~ /^correct/) || ($status eq 'SHOW_ANSWER')) ) { foreach my $name (@whichfoils) { if ($target ne 'tex') { $result.="
"; } else { $result.='\item \vskip -2 mm '; } if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { if ($target ne 'tex') { $result.='Correct:'; } else { $result.='Correct: \textbf{';} } else { $result.='Incorrect:'; } if ($target ne 'tex') { $result.=$Apache::response::foilgroup{$name.'.text'}."\n"; } else { $result.=$Apache::response::foilgroup{$name.'.text'}; } if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { if ($target ne 'tex') { $result.='';} else {$result.='}';} } } } else { my @alphabet = ('A'..'Z'); my $i = 0; my $temp=0; my $id=$Apache::inputtags::response['-1']; my $part=$Apache::inputtags::part; my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"}; my %lastresponse=&Apache::lonnet::str2hash($lastresponse); foreach my $name (@whichfoils) { if ($target ne 'tex') { my $ValueForInput; if ($Apache::lonhomework::type ne 'exam') {$ValueForInput=$temp;} else {$ValueForInput=$alphabet[$temp];} $result.="
\n"; } else { if ($Apache::lonhomework::type eq 'exam') { $result .= '{\small \textbf{'.$alphabet[$i].'}}$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs $i++; } else { $result .= '\vspace*{-2 mm}\item '.$Apache::response::foilgroup{$name.'.text'}; } } $temp++; } } if ($target ne 'tex') { $result.="
"; } else { $result.='\vskip 0 mm '; } return $result; } sub displayanswers { my ($max,$randomize)=@_; my ($answer,@whichopt) = &whichfoils($max,$randomize); my $result=&Apache::response::answer_header('radiobuttonresponse'); foreach my $name (@whichopt) { $result.=&Apache::response::answer_part('radiobuttonresponse', $Apache::response::foilgroup{$name.'.value'}) } $result.=&Apache::response::answer_footer('radiobuttonresponse'); return $result; } sub start_conceptgroup { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; $Apache::radiobuttonresponse::conceptgroup=1; %Apache::response::conceptgroup=(); my $result; if ($target eq 'edit') { $result.=&Apache::edit::tag_start($target,$token); $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50'). &Apache::edit::end_row().&Apache::edit::start_spanning_row(); } elsif ($target eq 'modified') { my $constructtag=&Apache::edit::get_new_args($token,$parstack, $safeeval,'concept'); if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } } return $result; } sub end_conceptgroup { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; $Apache::radiobuttonresponse::conceptgroup=0; my $result; if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { if (defined(@{ $Apache::response::conceptgroup{'names'} })) { my @names = @{ $Apache::response::conceptgroup{'names'} }; my $pick=int(&Math::Random::random_uniform() * ($#names+1)); my $name=$names[$pick]; push @{ $Apache::response::foilgroup{'names'} }, $name; $Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"}; $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"}; $Apache::response::foilgroup{"$name.location"} = $Apache::response::conceptgroup{"$name.location"}; my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval); $Apache::response::foilgroup{"$name.concept"} = $concept; &Apache::lonxml::debug("Selecting $name in $concept"); my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]"; push(@{ $Apache::hint::radiobutton{"$part_id.concepts"} },$concept); $Apache::hint::radiobutton{"$part_id.concept.$concept"}= $Apache::response::conceptgroup{'names'}; } } elsif ($target eq 'edit') { $result=&Apache::edit::end_table(); } return $result; } sub insert_conceptgroup { my $result="\n\t\t".&insert_foil()."\n\t\t\n"; return $result; } sub start_foil { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result=''; if ($target eq 'web' || $target eq 'tex') { &Apache::lonxml::startredirection; } elsif ($target eq 'edit') { $result=&Apache::edit::tag_start($target,$token); $result.=&Apache::edit::text_arg('Name:','name',$token); $result.=&Apache::edit::select_or_text_arg('Correct Option:','value', ['unused','true','false'],$token); my $randomize=&Apache::lonxml::get_param('randomize',$parstack, $safeeval,'-3'); if ($randomize ne 'no') { $result.=&Apache::edit::select_arg('Location:','location', ['random','top','bottom'],$token); } $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); } elsif ($target eq 'modified') { my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval, 'value','name','location'); if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } } return $result; } sub end_foil { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $text=''; if ($target eq 'web' || $target eq 'tex') { $text=&Apache::lonxml::endredirection; } if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval); if ($value ne 'unused') { my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval); if (!$name) { $name=$Apache::lonxml::curdepth; } if ( $Apache::radiobuttonresponse::conceptgroup && !&Apache::response::showallfoils() ) { push @{ $Apache::response::conceptgroup{'names'} }, $name; $Apache::response::conceptgroup{"$name.value"} = $value; $Apache::response::conceptgroup{"$name.text"} = $text; $Apache::response::conceptgroup{"$name.location"} = $location; } else { push @{ $Apache::response::foilgroup{'names'} }, $name; $Apache::response::foilgroup{"$name.value"} = $value; $Apache::response::foilgroup{"$name.text"} = $text; $Apache::response::foilgroup{"$name.location"} = $location; } } } return ''; } sub insert_foil { return ' '; } 1; __END__