catch the case where a user doesn't have a default project set... thi…

…s shouldn't happen but may happen with old DB data

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@1604 f5dc347c-c33d-0410-90a0-b07cc1902cb9

core/helper_api.php

@@ -6,7 +6,7 @@
 	# See the files README and LICENSE for details
 
 	# --------------------------------------------------------
-	# $Id: helper_api.php,v 1.21 2002-10-23 02:18:10 jfitzell Exp $
+	# $Id: helper_api.php,v 1.22 2002-11-10 21:38:22 jfitzell Exp $
 	# --------------------------------------------------------
 
 	###########################################################################
@@ -201,7 +201,11 @@ function helper_get_current_project() {
 		$t_project_id = gpc_get_cookie( $t_cookie_name, null );
 
 		if ( null === $t_project_id ) {
-			return (int)current_user_get_pref( 'default_project' );
+			$t_pref = current_user_get_pref( 'default_project' );
+			if ( '' == $t_pref ) {
+				$t_pref = 0;
+			}
+			return (int)$t_pref;
 		} else {
 			return (int)$t_project_id;
 		}