--- loncom/interface/loncommon.pm	2002/07/01 15:24:44	1.42
+++ loncom/interface/loncommon.pm	2002/07/03 21:12:38	1.43
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.42 2002/07/01 15:24:44 matthew Exp $
+# $Id: loncommon.pm,v 1.43 2002/07/03 21:12:38 ng Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -33,6 +33,7 @@
 # 12/25,12/28 Gerd Kortemeyer
 # YEAR=2002
 # 1/4 Gerd Kortemeyer
+# 6/24,7/2 H. K. Ng
 
 # Makes a table out of the previous attempts
 # Inputs result_from_symbread, user, domain, course_id
@@ -864,13 +865,16 @@ sub filedescriptionex {
 # $username,$domain - that of the student
 # $course           - course name
 # $getattempt       - leave blank if want all attempts, else put something.
+# $regexp           - regular expression. If string matches regexp send to
+# $gradesub         - routine that process the string if it matches regexp
 # 
 # output
 # formatted as a table all the attempts, if any.
 #
 sub get_previous_attempt {
-  my ($symb,$username,$domain,$course,$getattempt)=@_;
+  my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
   my $prevattempts='';
+  no strict 'refs';
   if ($symb) {
     my (%returnhash)=
       &Apache::lonnet::restore($symb,$course,$domain,$username);
@@ -882,7 +886,7 @@ sub get_previous_attempt {
 	  $lasthash{$_}=$returnhash{$version.':'.$_};
         }
       }
-      $prevattempts='<table border="0" width="100%"><tr><td bgcolor="#000000">';
+      $prevattempts='<table border="0" width="100%"><tr><td bgcolor="#777777">';
       $prevattempts.='<table border="0" width="100%"><tr bgcolor="#e6ffff"><td>History</td>';
       foreach (sort(keys %lasthash)) {
 	my ($ign,@parts) = split(/\./,$_);
@@ -920,6 +924,7 @@ sub get_previous_attempt {
 	} else {
 	  $value=$lasthash{$_};
 	}
+	if ($_ =~/$regexp$/) {$value = &$gradesub($value)}
 	$prevattempts.='<td>'.$value.'&nbsp;</td>';
       }
       $prevattempts.='</tr></table></td></tr></table>';