--- loncom/homework/essayresponse.pm	2002/01/17 12:23:31	1.6
+++ loncom/homework/essayresponse.pm	2002/07/19 20:43:11	1.9
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # essay (ungraded) style responses
 #
-# $Id: essayresponse.pm,v 1.6 2002/01/17 12:23:31 harris41 Exp $
+# $Id: essayresponse.pm,v 1.9 2002/07/19 20:43:11 ng Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -40,6 +40,16 @@ sub start_essayresponse {
   if ($target eq 'meta') {
     $result=&Apache::response::meta_package_write('essayresponse');
   }
+  if ($target eq 'web') {
+      my $id  = $Apache::inputtags::response['-1'];
+      my $part= $Apache::inputtags::part;
+      my $symb= &Apache::lonnet::symbread($ENV{'form.url'});
+#      my $ncol= &Apache::lonnet::EXT('parameter\_$part\_$id\_maxcollaborators',$symb);
+      my $ncol= &Apache::lonnet::get($symb,['parameter\_$part\_$id\_maxcollaborators']);
+      $result ='<br />Collaborators: <input type="text" size="40" max="70" name="HWCOL'.
+              $Apache::inputtags::response['-1'].'" /><br />'.$ncol.':<br>'.
+	      '(Enter collaborators using username or username@domain, e.g. smithje or doej@msu or smithje@fsu.)';
+  }
   return $result;
 }
 
@@ -47,11 +57,18 @@ sub end_essayresponse {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ( $target eq 'grade' ) {
     if ( defined $ENV{'form.submitted'}) {
-      my $id = $Apache::inputtags::response['-1'];
-      my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
+      my $id            = $Apache::inputtags::response['-1'];
+      my $response      = $ENV{'form.HWVAL'.$id};
+      my $collaborators = $ENV{'form.HWCOL'.$id};
+#      my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
+#      my $collaborators = $ENV{'form.HWCOL'.$Apache::inputtags::response['-1']};
       if ( $response =~ /[^\s]/) {
-	$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
-	$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}="SUBMITTED";
+	my $part=$Apache::inputtags::part;
+	$Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
+	$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}="SUBMITTED";
+	$Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators;
+	my %previous=&Apache::response::check_for_previous($response,$part,$id);
+	&Apache::response::handle_previous(\%previous,'SUBMITTED');
       }
     }
   }