[WWcvs] webwork2: Authz: allow set IDs of Undefined_Set for gateway assignments.

[Gavin L. v. a. <we...@ma...>]

Log Message:
-----------
Authz: allow set IDs of Undefined_Set for gateway assignments.

Modified Files:
--------------
    webwork2/lib/WeBWorK:
        Authz.pm

Revision Data
-------------
Index: Authz.pm
===================================================================
RCS file: /webwork/cvs/system/webwork2/lib/WeBWorK/Authz.pm,v
retrieving revision 1.36
retrieving revision 1.37
diff -Llib/WeBWorK/Authz.pm -Llib/WeBWorK/Authz.pm -u -r1.36 -r1.37
--- lib/WeBWorK/Authz.pm
+++ lib/WeBWorK/Authz.pm
@@ -259,6 +259,11 @@
 		     $set->version_id eq $verNum ) {
 			# then we can just use this set and skip the rest
 
+		} elsif ( $setName eq 'Undefined_Set' and 
+			  $self->hasPermissions($userName, "access_instructor_tools") ) {
+				# this is the case of previewing a problem
+				#    from a 'try it' link
+			return 0;
 		} else {
 			if ($db->existsSetVersion($effectiveUserName,$setName,$verNum)) {
 				$set = $db->getMergedSetVersion($effectiveUserName,$setName,$verNum);