fixed: deprecated notice of relationship delete

Author: jeabakker

lib/events.php

@@ -42,7 +42,11 @@ function questions_leave_group_handler($event, $type, $params) {
  */
 function questions_leave_site_handler($event, $type, $relationship) {
 
-	if (empty($relationship) || !($relationship instanceof ElggRelationship)) {
+	if (!($relationship instanceof ElggRelationship)) {
+		return;
+	}
+	
+	if ($relationship->relationship !== 'member_of_site') {
 		return;
 	}
 

start.php

@@ -81,7 +81,7 @@ function questions_init() {
 
 	// events
 	elgg_register_event_handler('leave', 'group', 'questions_leave_group_handler');
-	elgg_register_event_handler('delete', 'member_of_site', 'questions_leave_site_handler');
+	elgg_register_event_handler('delete', 'relationship', 'questions_leave_site_handler');
 
 	// actions
 	elgg_register_action('questions/toggle_expert', dirname(__FILE__) . '/actions/toggle_expert.php');