version 1.4, 2001/01/11 22:17:30
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version 1.5, 2001/01/12 01:07:13
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Line 28 sub start_foilgroup {
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Line 28 sub start_foilgroup {
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%Apache::response::foilgroup={}; |
%Apache::response::foilgroup={}; |
} |
} |
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sub setrandomnumber { |
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my $rndseed=&Apache::lonnet::rndseed(); |
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$rndseed=unpack("%32i",$rndseed); |
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$rndseed=$rndseed |
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+&Apache::lonnet::numval($Apache::inputtags::part) |
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+&Apache::lonnet::numval($Apache::inputtags::response['-1']); |
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srand($rndseed); |
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return ''; |
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} |
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#FIXME needs to stablely do random picks |
#FIXME needs to stablely do random picks |
sub end_foilgroup { |
sub end_foilgroup { |
my ($target,$token,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$parstack,$parser,$safeeval,$style)=@_; |
my $name; |
my $name; |
my $result; |
my $result; |
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&setrandomnumber(); |
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my $rrargs =''; |
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if ( $#$parstack > 0 ) { $rrargs=$$parstack['-2']; } |
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my $max = &Apache::run::run("{$rrargs;".'return $max}',$safeeval); |
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my $answer = int(rand $max); |
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if ($target eq 'web') { |
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$result=&displayfoils($max,$answer); |
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} elsif ( $target eq 'grade') { |
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if ( defined $ENV{'form.submit'}) { |
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my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']}; |
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if ( $response =~ /[^\s]/) { |
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my $id = $Apache::inputtags::response['-1']; |
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$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response; |
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&Apache::lonxml::debug("submitted a $response<br>\n"); |
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if ($response == $answer) { |
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$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS'; |
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} else { |
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$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT'; |
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} |
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} |
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} |
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} |
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return $result; |
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} |
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sub displayfoils { |
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my ($max,$answer)=@_; |
my @names = @{ $Apache::response::foilgroup{'names'} }; |
my @names = @{ $Apache::response::foilgroup{'names'} }; |
my @truelist; |
my @truelist; |
my @falselist; |
my @falselist; |
my $rndseed=&Apache::lonnet::rndseed(); |
my $result; |
$rndseed=$rndseed |
my $name; |
+&Apache::lonnet::numval($Apache::inputtags::part) |
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+&Apache::lonnet::numval($Apache::inputtags::response['-1']); |
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srand($rndseed*10); |
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foreach $name (@names) { |
foreach $name (@names) { |
$result.="<br><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>"; |
#result.="<br><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>"; |
if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { |
if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { |
push (@truelist,$name); |
push (@truelist,$name); |
} elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') { |
} elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') { |
push (@falselist,$name); |
push (@falselist,$name); |
} elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') { |
} elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') { |
} else { |
} else { |
&Apache::lonxml::error("Unknow state $Apache::response::foilgroup{$name.'.value'} for $name in <foilgroup>"); |
&Apache::lonxml::error("Unknown state $Apache::response::foilgroup{$name.'.value'} for $name in <foilgroup>"); |
} |
} |
} |
} |
my $rrargs =''; |
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if ( $#$parstack > 0 ) { $rrargs=$$parstack['-2']; } |
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my $max = &Apache::run::run("{$rrargs;".'return $max}',$safeeval); |
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my $whichtrue = rand $#truelist; |
my $whichtrue = rand $#truelist; |
&Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue"); |
&Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue"); |
my @whichfalse =(); |
my @whichfalse =(); |
my $temp=0; |
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while ((($#whichfalse+2) < $max) && ($#falselist > -1)) { |
while ((($#whichfalse+2) < $max) && ($#falselist > -1)) { |
my $afalse=rand $#falselist; |
my $afalse=rand $#falselist; |
&Apache::lonxml::debug("From $#falselist elms, picking $afalse"); |
&Apache::lonxml::debug("From $#falselist elms, picking $afalse"); |
Line 66 sub end_foilgroup {
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Line 97 sub end_foilgroup {
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&Apache::lonxml::debug("Picked $afalse"); |
&Apache::lonxml::debug("Picked $afalse"); |
push (@whichfalse,$afalse); |
push (@whichfalse,$afalse); |
} |
} |
my $where = rand $max; |
splice(@whichfalse,$answer,0,$truelist[$whichtrue]); |
splice(@whichfalse,$where,0,$truelist[$whichtrue]); |
my $temp=0; |
my $temp; |
&Apache::lonxml::debug("the true statement is $answer"); |
foreach $temp (@whichfalse) { |
foreach $name (@whichfalse) { |
$result.='<input type="radio" name="bob">'.$Apache::response::foilgroup{$temp.'.text'}."</input><br />\n"; |
$result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\">".$Apache::response::foilgroup{$name.'.text'}."</input>\n"; |
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$temp++; |
} |
} |
return $result; |
return $result."<br />"; |
} |
} |
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sub start_foil { |
sub start_foil { |
&Apache::lonxml::debug("redirection be $Apache::lonxml::redirection"); |
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$Apache::lonxml::redirection--; |
$Apache::lonxml::redirection--; |
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return ''; |
} |
} |
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sub end_foil { |
sub end_foil { |
Line 93 sub end_foil {
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Line 125 sub end_foil {
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} |
} |
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$Apache::lonxml::redirection++; |
$Apache::lonxml::redirection++; |
&Apache::lonxml::debug("redirection is $Apache::lonxml::redirection"); |
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if ($Apache::lonxml::redirection == 1) { |
if ($Apache::lonxml::redirection == 1) { |
&Apache::lonxml::debug("reset $Apache::lonxml::outputstack"); |
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$Apache::lonxml::outputstack=''; |
$Apache::lonxml::outputstack=''; |
} |
} |
return ''; |
return ''; |