--- loncom/homework/radiobuttonresponse.pm 2005/06/27 21:51:29 1.103
+++ loncom/homework/radiobuttonresponse.pm 2007/04/17 23:25:09 1.114
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# mutliple choice style responses
#
-# $Id: radiobuttonresponse.pm,v 1.103 2005/06/27 21:51:29 albertel Exp $
+# $Id: radiobuttonresponse.pm,v 1.114 2007/04/17 23:25:09 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -179,7 +179,7 @@ sub end_foilgroup {
$safeeval,'-2');
if ( $style eq 'survey' && $target ne 'analyze') {
if ($target eq 'web' || $target eq 'tex') {
- $result=&displayallfoils($direction);
+ $result=&displayallfoils($direction, $target);
} elsif ( $target eq 'answer' ) {
$result=&displayallanswers();
} elsif ( $target eq 'grade' ) {
@@ -206,7 +206,13 @@ sub end_foilgroup {
('true','false'));
}
}
+ $Apache::lonxml::post_evaluate=0;
}
+ if ($target eq 'web') {
+ &Apache::response::setup_prior_tries_hash(\&format_prior_answer,
+ [\%Apache::response::foilgroup]);
+ }
+
&Apache::response::poprandomnumber();
&Apache::lonxml::increment_counter();
return $result;
@@ -230,12 +236,26 @@ sub getfoilcounts {
return ($truecnt,$falsecnt);
}
+sub format_prior_answer {
+ my ($mode,$answer,$other_data) = @_;
+ my $foil_data = $other_data->[0];
+ my %response = &Apache::lonnet::str2hash($answer);
+ my ($name) = keys(%response);
+ return ''.
+ $foil_data->{$name.'.text'}.'';
+
+}
+
sub displayallfoils {
- my ($direction)=@_;
+ my ($direction, $target)=@_;
my $result;
&Apache::lonxml::debug("survey style display");
- my @names = @{ $Apache::response::foilgroup{'names'} };
+ my @names;
+ if ( $Apache::response::foilgroup{'names'} ) {
+ @names= @{ $Apache::response::foilgroup{'names'} };
+ }
my $temp=0;
+ my $i =0;
my $id=$Apache::inputtags::response['-1'];
my $part=$Apache::inputtags::part;
my $lastresponse=
@@ -245,19 +265,27 @@ sub displayallfoils {
if (&Apache::response::show_answer() ) {
foreach my $name (@names) {
if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
- if ($direction eq 'horizontal') {
+ if (($direction eq 'horizontal') && ($target ne 'tex')) {
$result.="
";
} else {
- $result.=" ";
+ if ($target eq 'tex') {
+ $result .= '\item \vskip -2mm ';
+ } else {
+ $result.=" ";
+ }
}
if (defined($lastresponse{$name})) {
- $result.='';
+ if ($target eq 'tex') {
+ $result .= '}';
+ } else {
+ $result.='';
+ }
}
$result .= $Apache::response::foilgroup{$name.'.text'};
- if (defined($lastresponse{$name})) {
+ if (defined($lastresponse{$name}) && ($target ne 'tex')) {
$result.='';
}
- if ($direction eq 'horizontal') { $result.=" | "; }
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.=""; }
}
}
} else {
@@ -266,19 +294,36 @@ sub displayallfoils {
if ($direction eq 'horizontal') {
$result.="";
} else {
- $result.=" ";
+ if ($target eq 'tex') {
+ $result .= '\item \vskip -2mm ';
+ } else {
+ $result.=" ";
+ }
+ }
+ if ($target eq 'tex') {
+ $result .= '$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs
+ $i++;
+ } else {
+ $result .= ' | "; }
+ if ($target ne 'tex') {
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.=""; }
+ } else {
+ $result.='\vskip 0 mm ';
+ }
}
}
}
- if ($direction eq 'horizontal') { $result.=''; }
+ if (($direction eq 'horizontal') && ($target ne 'tex')) { $result.=''; }
return $result;
}
@@ -291,7 +336,7 @@ sub whichfoils {
my ($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; }
+ if ( $max>0 && ($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; $max=$count; }
my $answer=int(&Math::Random::random_uniform() * ($count));
&Apache::lonxml::debug("Count is $count, $answer is $answer");
my @names;
@@ -482,9 +527,13 @@ sub displayfoils {
}
if ($target ne 'tex') {
$result.= '';
- $result.="";
+ $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}."";
} else {
if ($Apache::lonhomework::type eq 'exam') {
$result .= '{\small \textbf{'.$alphabet[$i].'}}$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\'; #' stupid emacs
@@ -507,7 +556,10 @@ sub displayfoils {
}
sub displayallanswers {
- my @names = @{ $Apache::response::foilgroup{'names'} };
+ my @names;
+ if ( $Apache::response::foilgroup{'names'} ) {
+ @names= @{ $Apache::response::foilgroup{'names'} };
+ }
my $result=&Apache::response::answer_header('radiobuttonresponse');
foreach my $name (@names) {
@@ -522,10 +574,15 @@ sub displayanswers {
my ($max,$randomize)=@_;
my ($answer,@whichopt) = &whichfoils($max,$randomize);
my $result=&Apache::response::answer_header('radiobuttonresponse');
+ if ($Apache::lonhomework::type eq 'exam') {
+ my $correct = ('A'..'Z')[$answer];
+ $result.=&Apache::response::answer_part('radiobuttonresponse',
+ $correct);
+ }
foreach my $name (@whichopt) {
$result.=&Apache::response::answer_part('radiobuttonresponse',
- $Apache::response::foilgroup{$name.'.value'})
- }
+ $Apache::response::foilgroup{$name.'.value'});
+ }
$result.=&Apache::response::answer_footer('radiobuttonresponse');
return $result;
}