--- loncom/homework/default_homework.lcpm	2008/03/06 14:04:09	1.132
+++ loncom/homework/default_homework.lcpm	2008/05/30 01:16:04	1.134
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # used by lonxml::xmlparse() as input variable $safeinit to Apache::run::run()
 #
-# $Id: default_homework.lcpm,v 1.132 2008/03/06 14:04:09 www Exp $
+# $Id: default_homework.lcpm,v 1.134 2008/05/30 01:16:04 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -260,13 +260,10 @@ sub caparesponse_check {
 
 sub caparesponse_check_list {
     my $responses=$LONCAPA::CAPAresponse_args{'response'};
-#    &LONCAPA_INTERNAL_DEBUG(" answer is ".
-#			    &LONCAPA_INTERNAL_Dumper($LONCAPA::CAPAresponse_answer).":\n");
-#    &LONCAPA_INTERNAL_DEBUG(" respons is ".
-#			    &LONCAPA_INTERNAL_Dumper($responses).":\n");
     &LONCAPA_INTERNAL_DEBUG("args ".join(':',%LONCAPA::CAPAresponse_args));
     my $type = $LONCAPA::CAPAresponse_args{'type'};
-    &LONCAPA_INTERNAL_DEBUG("Got type :$type:\n");
+    my $answerunit=$LONCAPA::CAPAresponse_args{'unit'};
+    &LONCAPA_INTERNAL_DEBUG("Got type :$type: answer unit :$answerunit:\n");
     
     my $num_input_lines =
 	scalar(@{$LONCAPA::CAPAresponse_answer->{'answers'}});
@@ -291,8 +288,6 @@ sub caparesponse_check_list {
 	    $responses->[$which]=[$responses->[$which]];
 	}
     }
-#    &LONCAPA_INTERNAL_DEBUG(" parsed response is ".
-#			    &LONCAPA_INTERNAL_Dumper($responses).":\n");
     foreach my $which (0..($num_input_lines-1)) {
 	my $answer_size = 
 	    scalar(@{$LONCAPA::CAPAresponse_answer->{'answers'}[$which]});
@@ -319,19 +314,20 @@ sub caparesponse_check_list {
     }
     &LONCAPA_INTERNAL_DEBUG("Final final response :$responses->[0][-1]:$unit:");
     $unit=~s/\s//;
-    if ($unit ne '') {
-	foreach my $response (@$responses) {
-	    foreach my $element (@$response) {	
-                $element =~ s/\s//g;
-                my $appendunit=$unit;
-                if ($unit=~/\%/) {
-                   $element=$element/100;
-                   $appendunit=~s/\%//;
-                }    
-		$element .= " $appendunit";
-                &LONCAPA_INTERNAL_DEBUG("Made response element :$element:");
-	    }
-	}
+    foreach my $response (@$responses) {
+       foreach my $element (@$response) {	
+          $element =~ s/\s//g;
+          my $appendunit=$unit;
+          if ($unit=~/\%/) {
+             $element=$element/100;
+             $appendunit=~s/\%//;
+          }    
+          if (($element==0) && ($unit!~/\w/) && ($answerunit=~/\w/)) {
+             $appendunit=$answerunit;
+          }
+          $element .= " $appendunit";
+          &LONCAPA_INTERNAL_DEBUG("Made response element :$element:");
+       }
     }
     
     foreach my $thisanswer (@{ $LONCAPA::CAPAresponse_answer->{'answers'} }) {
@@ -1029,7 +1025,9 @@ sub sec {
 }
 
 sub open_date { 
-    my @dc = split(/\s+/,localtime(&EXT('resource.0.opendate')));
+    my ($partid)=@_;
+    unless ($partid) { $partid=0; }
+    my @dc = split(/\s+/,localtime(&EXT('resource.'.$partid.'.opendate')));
     return '' if ($dc[0] eq "Wed" and $dc[2] == 31 and $dc[4] == 1969);
     my @hm = split(/:/,$dc[3]);
     my $ampm = " am";
@@ -1040,8 +1038,10 @@ sub open_date {
     return $dc[0].', '.$dc[1].' '.$dc[2].', '.$dc[4].' at '.$hm[0].':'.$hm[1].$ampm;
 }
 
-sub due_date { 
-    my @dc = split(/\s+/,localtime(&EXT('resource.0.duedate')));
+sub due_date {
+    my ($partid)=@_;
+    unless ($partid) { $partid=0; } 
+    my @dc = split(/\s+/,localtime(&EXT('resource.'.$partid.'.duedate')));
     return '' if ($dc[0] eq "Wed" and $dc[2] == 31 and $dc[4] == 1969);
     my @hm = split(/:/,$dc[3]);
     my $ampm = " am";
@@ -1053,7 +1053,9 @@ sub due_date {
 }
 
 sub answer_date { 
-    my @dc = split(/\s+/,localtime(&EXT('resource.0.answerdate')));
+    my ($partid)=@_;
+    unless ($partid) { $partid=0; }
+    my @dc = split(/\s+/,localtime(&EXT('resource.'.$partid.'.answerdate')));
     return '' if ($dc[0] eq "Wed" and $dc[2] == 31 and $dc[4] == 1969);
     my @hm = split(/:/,$dc[3]);
     my $ampm = " am";