--- loncom/homework/caparesponse/caparesponse.pm	2004/03/02 16:09:42	1.138
+++ loncom/homework/caparesponse/caparesponse.pm	2004/03/13 00:36:11	1.142
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.138 2004/03/02 16:09:42 sakharuk Exp $
+# $Id: caparesponse.pm,v 1.142 2004/03/13 00:36:11 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -99,7 +99,7 @@ sub end_numericalresponse {
     my $tag;
     if (scalar(@$tagstack)) { $tag=$$tagstack[-1]; }
     if ( $target eq 'grade' && defined($ENV{'form.submitted'})) {
-	&Apache::response::setup_params($tag);
+	&Apache::response::setup_params($tag,$safeeval);
 	$safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
 	my $partid = $Apache::inputtags::part;
 	my $id = $Apache::inputtags::response['-1'];
@@ -133,39 +133,50 @@ sub end_numericalresponse {
 		my $hideunit=&Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.turnoffunit');
 
 		foreach my $key (keys(%Apache::inputtags::params)) {
-		    $expression.= ';my $'. #'
+		    $expression.= ';my $__LC__'. #'
 			$key.'="'.$Apache::inputtags::params{$key}.'"';
 		}
 
 		#no way to enter units, with radio buttons
 		if ($Apache::lonhomework::type eq 'exam' ||
 		    lc($hideunit) eq "yes") {
-		    $expression.=';my $unit=undef;';
+		    $expression.=';my $__LC__unit=undef;';
 		}
 		#sig fig don't make much sense either
 		if (($Apache::lonhomework::type eq 'exam' ||
 		     $ENV{'form.submitted'} eq 'scantron') &&
 		    $tag eq 'numericalresponse') {
-		    $expression.=';my $sig=undef;';
+		    $expression.=';my $__LC__sig=undef;';
 		}
 
 		if ($tag eq 'formularesponse') {
-		    $expression.=';my $type="fml";';
+		    $expression.=';my $__LC__type="fml";';
 		} elsif ($tag eq 'numericalresponse') {
-		    $expression.=';my $type="float";';
+		    $expression.=';my $__LC__type="float";';
 		}
 		$expression.="');";
 		my @answer=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
 		&Apache::lonxml::debug('answer is'.join(':',@answer));
 		@{$safeeval->varglob('CAPARESPONSE_CHECK_LIST_answer')}=@answer;
 		
-		$result = &Apache::run::run($expression,$safeeval);
-		my ($awards) = split /:/ , $result;
-		($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
+		($result,my @msgs) = &Apache::run::run($expression,$safeeval);
+		&Apache::lonxml::debug('msgs are'.join(':',@msgs));
+		my ($awards)=split(/:/,$result);
+		my (@awards) = split(/,/,$awards);
+		($ad,my $msg) = &Apache::inputtags::finalizeawards(\@awards,\@msgs);
+		&Apache::lonxml::debug('ad is'.$ad);
+		if ($ad eq 'SIG_FAIL') {
+		    my ($sig_u,$sig_l)=
+			&get_sigrange($Apache::inputtags::params{'sig'});
+		    $msg=join(':',$msg,$sig_l,$sig_u);
+		    &Apache::lonxml::debug("sigs bad $sig_u $sig_l ".
+					   $Apache::inputtags::params{'sig'});
+		}
 		&Apache::lonxml::debug("$expression");
 		&Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
 		&Apache::response::handle_previous(\%previous,$ad);
 		$Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
+		$Apache::lonhomework::results{"resource.$partid.$id.awardmsg"}=$msg;
 		$result='';
 	    }
 	}
@@ -298,7 +309,7 @@ sub end_numericalresponse {
 	    push (@{ $Apache::lonhomework::analyze{"$part_id.incorrect"} }, @incorrect);
 	}
 	if (scalar(@$tagstack)) {
-	    &Apache::response::setup_params($tag);
+	    &Apache::response::setup_params($tag,$safeeval);
 	}
 	my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
 	my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
@@ -582,7 +593,7 @@ sub end_stringresponse {
 	&Apache::lonxml::default_homework_load($safeeval);
     }
     if ( $target eq 'grade' && defined($ENV{'form.submitted'})) {
-	&Apache::response::setup_params('stringresponse');
+	&Apache::response::setup_params('stringresponse',$safeeval);
 	$safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
 	if ($Apache::lonhomework::type eq 'exam' ||
 	    $ENV{'form.submitted'} eq 'scantron') {
@@ -597,7 +608,7 @@ sub end_stringresponse {
 		
 		$Apache::lonhomework::results{"resource.$part.$id.submission"}=
 		    $response;
-		my $ad;
+		my ($ad,$msg);
 		if ($type eq 're' ) { 
 		    # if the RE wasn't in a var it likely got munged,
                     # thus grab it from the var directly
@@ -624,14 +635,17 @@ sub end_stringresponse {
 		    $expression.="');";
 		    &Apache::lonxml::debug('answer is'.join(':',$answer));
 		    @{$safeeval->varglob('CAPARESPONSE_CHECK_LIST_answer')}=($answer);
-		    $result = &Apache::run::run($expression,$safeeval);
-		    my ($awards) = split /:/ , $result;
-		    ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
+		    ($result, my @msgs) = &Apache::run::run($expression,$safeeval);
+		    &Apache::lonxml::debug('msgs are'.join(':',@msgs));
+		    my ($awards)=split(/:/,$result);
+		    my (@awards) = split(/,/,$awards);
+		    ($ad,$msg) = &Apache::inputtags::finalizeawards(\@awards,\@msgs);
 		    &Apache::lonxml::debug("$expression");
 		    &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
 		}
 		&Apache::response::handle_previous(\%previous,$ad);
 		$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
+		$Apache::lonhomework::results{"resource.$part.$id.awardmsg"}=$msg;
 	    }
 	}
     } elsif ($target eq 'web' || $target eq 'tex') {
@@ -659,7 +673,7 @@ sub end_stringresponse {
 	    push (@{ $Apache::lonhomework::analyze{"parts"} },"$part.$id");
 	    $Apache::lonhomework::analyze{"$part.$id.type"} = 'stringresponse';
 	}
-	&Apache::response::setup_params('stringresponse');
+	&Apache::response::setup_params('stringresponse',$safeeval);
 	if ($target eq 'answer') {
 	    $result.=&Apache::response::answer_header('stringresponse');
 	}