Bug fixes: correct minor bugs appearing with 'notice' level in PHP

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@122 b3834d28-1941-0410-a4f8-b48e95affb8f

1 files changed, 6 insertions, 1 deletions

diff --git a/templates/sidebar.block.menu.php b/templates/sidebar.block.menu.php
index 0c7087a..578db59 100644
--- a/templates/sidebar.block.menu.php
+++ b/templates/sidebar.block.menu.php
@@ -4,6 +4,11 @@ $userservice =& ServiceFactory::getServiceInstance('UserService');
 
 require_once('sidebar.linkedtags.inc.php');
 
+/* Manage input */
+$userid = isset($userid)?$userid:0;
+$user = isset($user)?$user:null;
+
+
 $logged_on_userid = $userservice->getCurrentUserId();
 if ($logged_on_userid === false) {
     $logged_on_userid = NULL;
@@ -16,7 +21,7 @@ if(($logged_on_userid != null) && ($userid === $logged_on_userid)) {
     $editingMode = false;
 }
 
-if(strlen($user)==0) {
+if(!isset($user)) {
     $cat_url = createURL('tags', '%2$s');
 }