--- loncom/homework/radiobuttonresponse.pm 2002/09/25 19:39:49 1.50
+++ loncom/homework/radiobuttonresponse.pm 2002/10/14 20:33:57 1.55
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# mutliple choice style responses
#
-# $Id: radiobuttonresponse.pm,v 1.50 2002/09/25 19:39:49 albertel Exp $
+# $Id: radiobuttonresponse.pm,v 1.55 2002/10/14 20:33:57 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -102,12 +102,13 @@ sub storesurvey {
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 = $Apache::inputtags::response['-1'];
- my ($answer,@whichfoils)=&whichfoils($max,$randomize);
my %responsehash;
$responsehash{$whichfoils[$response]}=$response;
my $responsestr=&Apache::lonnet::hash2str(%responsehash);
@@ -218,7 +219,7 @@ sub whichfoils {
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));
+ my $answer=int(&Math::Random::random_uniform() * ($count));
&Apache::lonxml::debug("Count is $count, $answer is $answer");
my @names;
if ( $Apache::response::foilgroup{'names'} ) {
@@ -268,7 +269,7 @@ sub whichfoils {
}
}
#pick a true statement
- my $whichtrue = int(rand($#truelist+1));
+ my $whichtrue = int(&Math::Random::random_uniform() * ($#truelist+1));
&Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
my $numinserted;
my (@toplist, @bottomlist);
@@ -277,7 +278,7 @@ sub whichfoils {
# which false is randomized, toplist bottomlist are in order
while ((($numinserted) < $max-1) && ($#falselist > -1)) {
&Apache::lonxml::debug("Have $#whichfalse max is $max");
- my $afalse=int(rand($#falselist+1));
+ 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");
@@ -313,7 +314,10 @@ sub whichfoils {
$answer+=$topcount+$#whichfalse+1;
$dosplice=0;
} else {
- if ($topcount>0) { $answer = int(rand($#whichfalse+1))+$topcount; }
+ if ($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++) {
@@ -356,7 +360,7 @@ sub displayfoils {
}
}
} else {
- my $temp=0;
+ my $temp=0;
my $id=$Apache::inputtags::response['-1'];
my $part=$Apache::inputtags::part;
my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
@@ -366,8 +370,16 @@ sub displayfoils {
$result.="
\n";
+ if ($Apache::lonhomework::type eq 'exam') {
+ $result .= '
A: Correct | B: Incorrect |