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-rw-r--r--templates/sidebar.block.linked.php9
1 files changed, 8 insertions, 1 deletions
diff --git a/templates/sidebar.block.linked.php b/templates/sidebar.block.linked.php
index a39f590..efe75a8 100644
--- a/templates/sidebar.block.linked.php
+++ b/templates/sidebar.block.linked.php
@@ -4,13 +4,20 @@ $userservice =& ServiceFactory::getServiceInstance('UserService');
require_once('sidebar.linkedtags.inc.php');
+/* Manage input */
+$user = isset($user)?$user:'';
+$userid = isset($userid)?$userid:0;
+$currenttag = isset($currenttag)?$currenttag:'';
+$summarizeLinkedTags = isset($summarizeLinkedTags)?$summarizeLinkedTags:false;
+
+
$logged_on_userid = $userservice->getCurrentUserId();
if ($logged_on_userid === false) {
$logged_on_userid = NULL;
}
$explodedTags = array();
-if ($currenttag) {
+if (strlen($currenttag)>0) {
$explodedTags = explode('+', $currenttag);
} else {
if($summarizeLinkedTags == true) {