# The LearningOnline Network with CAPA # mutliple choice style responses # # $Id: radiobuttonresponse.pm,v 1.39 2002/04/03 19:32:36 albertel 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; 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,$safeeval); if ($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::end_row().&Apache::edit::start_spanning_row()."\n"; } elsif ($target eq 'modified') { my $constructtag=&Apache::edit::get_new_args($token,$parstack, $safeeval,'max'); if ($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 { %Apache::response::foilgroup={}; $Apache::radiobuttonresponse::conceptgroup=0; &Apache::response::setrandomnumber(); return ''; } sub storesurvey { if ( !defined($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,$answer)=@_; if (!defined($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 = $Apache::inputtags::response['-1']; my @whichfoils=&whichfoils($max,$answer); 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 $name; my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval); my $count=0; # we will add in 1 of the true statements if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; } my $answer = int(rand ($count)); &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt"); if ($target eq 'web' || $target eq 'tex') { $result=&displayfoils($target,$max,$answer); } elsif ($target eq 'answer' ) { $result=&displayanswers($max,$answer); } elsif ( $target eq 'grade') { &grade_response($max,$answer); } } } return $result; } sub getfoilcounts { my ($parstack,$safeeval)=@_; my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); 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,$falsecnt,$max); } 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); &Apache::lonhomework::showhash(%lastresponse); foreach my $name (@names) { if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') { $result.="
\n"; $temp++; } } return $result; } sub whichfoils { my ($max,$answer)=@_; my @truelist; my @falselist; my @names; if ( $Apache::response::foilgroup{'names'} ) { @names= @{ $Apache::response::foilgroup{'names'} }; } foreach my $name (@names) { #result.="
$name is $Apache::response::foilgroup{$name.'.value'} "; if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { push (@truelist,$name); } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') { push (@falselist,$name); } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') { } else { &Apache::lonxml::error("Unknown state $Apache::response::foilgroup{$name.'.value'} for $name in "); } } my $whichtrue = int(rand($#truelist+1)); &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue"); my @whichfalse =(); while ((($#whichfalse+1) < $max) && ($#falselist > -1)) { &Apache::lonxml::debug("Have $#whichfalse max is $max"); my $afalse=int(rand($#falselist+1)); &Apache::lonxml::debug("From $#falselist elms, picking $afalse"); $afalse=splice(@falselist,$afalse,1); &Apache::lonxml::debug("Picked $afalse"); push (@whichfalse,$afalse); } splice(@whichfalse,$answer,0,$truelist[$whichtrue]); &Apache::lonxml::debug("the true statement is $answer"); return @whichfalse; } sub displayfoils { my ($target,$max,$answer)=@_; my $result; my @whichfoils=&whichfoils($max,$answer); if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) { foreach my $name (@whichfoils) { if ($target ne 'tex') { $result.="
"; } if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { $result.='Correct'; } else { $result.='Incorrect'; } $result.=":".$Apache::response::foilgroup{$name.'.text'}."\n"; } } else { 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') { $result.="
\n"; } else { $result .= $Apache::response::foilgroup{$name.'.text'}; } $temp++; } } if ($target ne 'tex') { $result.="
"; } return $result; } sub displayanswers { my ($max,$answer)=@_; my @whichopt = &whichfoils($max,$answer); 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 $pick=int(rand($#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"}; my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval); $Apache::response::foilgroup{"$name.concept"} = $concept; &Apache::lonxml::debug("Selecting $name in $concept"); } } elsif ($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' || $target eq 'tex') { &Apache::lonxml::startredirection; if ($target eq 'tex') { $result .= '\item '; } } elsif ($target eq 'edit') { $result=&Apache::edit::tag_start($target,$token); $result.=&Apache::edit::text_arg('Name:','name',$token); $result.=&Apache::edit::select_arg('Correct Option:','value', ['unused','true','false'],$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'); 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,$safeeval); if (!$name) { $name=$Apache::lonxml::curdepth; } if ( $Apache::radiobuttonresponse::conceptgroup ) { push @{ $Apache::response::conceptgroup{'names'} }, $name; $Apache::response::conceptgroup{"$name.value"} = $value; $Apache::response::conceptgroup{"$name.text"} = $text; } else { push @{ $Apache::response::foilgroup{'names'} }, $name; $Apache::response::foilgroup{"$name.value"} = $value; $Apache::response::foilgroup{"$name.text"} = $text; } } } return ''; } sub insert_foil { return ' '; } 1; __END__