--- loncom/homework/radiobuttonresponse.pm 2003/01/07 22:13:07 1.63 +++ loncom/homework/radiobuttonresponse.pm 2003/06/20 04:05:13 1.72 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # mutliple choice style responses # -# $Id: radiobuttonresponse.pm,v 1.63 2003/01/07 22:13:07 albertel Exp $ +# $Id: radiobuttonresponse.pm,v 1.72 2003/06/20 04:05:13 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -62,6 +62,16 @@ sub start_radiobuttonresponse { $safeeval,'max','randomize'); if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } } elsif ($target eq 'tex') { + my $type=&Apache::lonxml::get_param('TeXtype',$parstack,$safeeval,undef,0); + if ($type eq '1') { + $result .= ' \renewcommand{\labelenumi}{\arabic{enumi}.}'; + } elsif ($type eq 'A') { + $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}'; + } elsif ($type eq 'a') { + $result .= ' \renewcommand{\labelenumi}{\alph{enumi}.}'; + } elsif ($type eq 'i') { + $result .= ' \renewcommand{\labelenumi}{\roman{enumi}.}'; + } $result .= '\begin{enumerate}'; } return $result; @@ -87,14 +97,13 @@ sub start_foilgroup { &Apache::response::setrandomnumber(); if ($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']}; + my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1']}; &Apache::lonxml::debug("Here I am!:$response:"); if ( $response !~ /[0-9]+/) { return ''; } my $id = $Apache::inputtags::response['-1']; @@ -112,7 +121,12 @@ sub grade_response { #keep the random numbers the same must always call this my ($answer,@whichfoils)=&whichfoils($max,$randomize); if (!defined($ENV{'form.submitted'})) { return; } - my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']}; + my $response; + if ($ENV{'form.submitted'} eq 'scantron') { + $response=&Apache::response::getresponse(); + } else { + $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1']}; + } if ( $response !~ /[0-9]+/) { return; } my $part=$Apache::inputtags::part; my $id = $Apache::inputtags::response['-1']; @@ -160,6 +174,7 @@ sub end_foilgroup { } } } + &Apache::lonxml::increment_counter(); return $result; } @@ -206,7 +221,7 @@ sub displayallfoils { } else { foreach my $name (@names) { if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') { - $result.="
\n"; $temp++; @@ -276,13 +291,16 @@ sub whichfoils { } } #pick a true statement + my $notrue=0; + if (scalar(@truelist) == 0) { $notrue=1; } 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; + my $bottomcount=0; # assign everyone to either toplist/bottomlist or whichfalse # which false is randomized, toplist bottomlist are in order - while ((($#whichfalse) < $max-2) && ($#falselist > -1)) { + while ((($#whichfalse+$topcount+$bottomcount) < $max-2) && ($#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"); @@ -295,14 +313,20 @@ sub whichfoils { $topcount++; } elsif ($bottom{$afalse}) { $bottomlist[$bottom{$afalse}]=$afalse; + $bottomcount++; } else { push (@whichfalse,$afalse); } } + &Apache::lonxml::debug("Answer wants $answer"); my $truename=$truelist[$whichtrue]; my $dosplice=1; + if ($notrue) { + $dosplice=0; + &Apache::lonxml::error("There are no true statements available.
"); + } #insert the true statement, keeping track of where it wants to be - if ($Apache::response::foilgroup{$truename.'.location'} eq 'top' ) { + if ($Apache::response::foilgroup{$truename.'.location'} eq 'top' && $dosplice) { $toplist[$top{$truename}]=$truename; $answer=-1; foreach my $top (reverse(@toplist)) { @@ -310,7 +334,7 @@ sub whichfoils { if ($top eq $truename) { last; } } $dosplice=0; - } elsif ($Apache::response::foilgroup{$truename.'.location'} eq 'bottom') { + } elsif ($Apache::response::foilgroup{$truename.'.location'} eq 'bottom' && $dosplice) { $bottomlist[$bottom{$truename}]=$truename; $answer=-1; foreach my $bot (@bottomlist) { @@ -320,11 +344,12 @@ sub whichfoils { $answer+=$topcount+$#whichfalse+1; $dosplice=0; } else { - if ($topcount>0) { - $answer = int(&Math::Random::random_uniform() * ($#whichfalse+1)) - + $topcount; + if ($topcount>0 || $bottomcount>0) { + $answer = int(&Math::Random::random_uniform() * ($#whichfalse+1)) + + $topcount; } } + &Apache::lonxml::debug("Answer now wants $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]) } @@ -370,7 +395,7 @@ sub displayfoils { } } } else { - 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 @alphabet = ('A'..'Z'); my $i = 0; my $temp=0; my $id=$Apache::inputtags::response['-1']; @@ -379,12 +404,9 @@ sub displayfoils { my %lastresponse=&Apache::lonnet::str2hash($lastresponse); foreach my $name (@whichfoils) { if ($target ne 'tex') { - $result.="
\n"; - if ($Apache::lonhomework::type eq 'exam') { - $result .= '
A:   CorrectB:   Incorrect
'; - } } else { if ($Apache::lonhomework::type eq 'exam') { $result .= '{\small \textbf{'.$alphabet[$i].'}}$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs