--- loncom/homework/radiobuttonresponse.pm 2002/09/23 19:09:52 1.48 +++ loncom/homework/radiobuttonresponse.pm 2002/11/14 20:30:34 1.61 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # mutliple choice style responses # -# $Id: radiobuttonresponse.pm,v 1.48 2002/09/23 19:09:52 albertel Exp $ +# $Id: radiobuttonresponse.pm,v 1.61 2002/11/14 20:30:34 sakharuk Exp $ # # Copyright Michigan State University Board of Trustees # @@ -42,6 +42,7 @@ sub start_radiobuttonresponse { &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' ) { @@ -79,10 +80,16 @@ sub end_radiobuttonresponse { %Apache::response::foilgroup=(); sub start_foilgroup { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + my $result; %Apache::response::foilgroup=(); $Apache::radiobuttonresponse::conceptgroup=0; &Apache::response::setrandomnumber(); - return ''; + if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') { + $result.='\item[\textbf{'.$Apache::lonxml::counter.'}.]'; + &Apache::lonxml::increment_counter(); + } + return $result; } sub storesurvey { @@ -101,13 +108,14 @@ sub storesurvey { } sub grade_response { - my ($max,$answer,$randomize)=@_; + 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 = $Apache::inputtags::response['-1']; - my @whichfoils=&whichfoils($max,$answer,$randomize); my %responsehash; $responsehash{$whichfoils[$response]}=$response; my $responsestr=&Apache::lonnet::hash2str(%responsehash); @@ -140,20 +148,15 @@ sub end_foilgroup { } } 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"); + 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,$max,$answer,$randomize); + $result=&displayfoils($target,$max,$randomize); } elsif ($target eq 'answer' ) { - $result=&displayanswers($max,$answer,$randomize); + $result=&displayanswers($max,$randomize); } elsif ( $target eq 'grade') { - &grade_response($max,$answer,$randomize); + &grade_response($max,$randomize); } } } @@ -161,8 +164,6 @@ sub end_foilgroup { } sub getfoilcounts { - my ($parstack,$safeeval)=@_; - my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); my @names; my $truecnt=0; my $falsecnt=0; @@ -177,7 +178,7 @@ sub getfoilcounts { $falsecnt++; } } - return ($truecnt,$falsecnt,$max); + return ($truecnt,$falsecnt); } sub displayallfoils { @@ -216,24 +217,31 @@ sub displayallfoils { } sub whichfoils { - my ($max,$answer,$randomize)=@_; + my ($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'} }; + @names= @{ $Apache::response::foilgroup{'names'} }; } if (&Apache::response::showallfoils()) { - @whichfalse=@names; + @whichfalse=@names; } elsif ($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); $havetrue++; } + if (!$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') { @@ -242,47 +250,110 @@ sub whichfoils { } } } 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) { - #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(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in ")); - } + $current++; + if ($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 ")); + } } - my $whichtrue = int(rand($#truelist+1)); + #pick a true statement + my $whichtrue = int(&Math::Random::random_uniform() * ($#truelist+1)); &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue"); - while ((($#whichfalse+1) < $max-1) && ($#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); + my $numinserted; + my (@toplist, @bottomlist); + my $topcount=0; + # assign everyone to either toplist/bottomlist or whichfalse + # which false is randomized, toplist bottomlist are in order + while ((($numinserted) < $max-1) && ($#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)) + + $topcount; + } } - splice(@whichfalse,$answer,0,$truelist[$whichtrue]); - &Apache::lonxml::debug("the true statement is $answer"); + #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]); } } - return @whichfalse; + &Apache::lonxml::debug("Answer is $answer"); + return ($answer,@whichfalse); } sub displayfoils { - my ($target,$max,$answer,$randomize)=@_; + my ($target,$max,$randomize)=@_; my $result; - my @whichfoils=&whichfoils($max,$answer,$randomize); + my ($answer,@whichfoils)=&whichfoils($max,$randomize); if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ || ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER')) { foreach my $name (@whichfoils) { if ($target ne 'tex') { $result.="
"; } else { - $result.='\vskip 0 mm \item '; + $result.='\item \vskip -2 mm '; } if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { - if ($target ne 'tex') { $result.='Correct:'; } else { $result.='Correct: ';} + if ($target ne 'tex') { $result.='Correct:'; } else { $result.='Correct: \textbf{';} } else { $result.='Incorrect:'; } @@ -292,11 +363,13 @@ sub displayfoils { $result.=$Apache::response::foilgroup{$name.'.text'}; } if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { - if ($target ne 'tex') { $result.='';} + if ($target ne 'tex') { $result.='';} else {$result.='}';} } } } else { - my $temp=0; + my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','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"}; @@ -306,8 +379,16 @@ sub displayfoils { $result.="
\n"; + if ($Apache::lonhomework::type eq 'exam') { + $result .= '
A:   CorrectB:   Incorrect
'; + } } else { - $result .= '\item '.$Apache::response::foilgroup{$name.'.text'}; + if ($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'}; + } } $temp++; } @@ -317,8 +398,8 @@ sub displayfoils { } sub displayanswers { - my ($max,$answer,$randomize)=@_; - my @whichopt = &whichfoils($max,$answer,$randomize); + my ($max,$randomize)=@_; + my ($answer,@whichopt) = &whichfoils($max,$randomize); my $result=&Apache::response::answer_header('radiobuttonresponse'); foreach my $name (@whichopt) { $result.=&Apache::response::answer_part('radiobuttonresponse', @@ -352,14 +433,19 @@ sub end_conceptgroup { if ($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 $pick=int(&Math::Random::random_uniform() * ($#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(); @@ -382,8 +468,12 @@ sub start_foil { $result.=&Apache::edit::text_arg('Name:','name',$token); $result.=&Apache::edit::select_or_text_arg('Correct Option:','value', ['unused','true','false'],$token); - $result.=&Apache::edit::select_or_text_arg('Location:','location', - ['random','bottom','top'],$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,