From 36ef345eb6425106f061fb866d9fa66d051e16df Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 5 Apr 2010 16:08:42 +0000
Subject: Merged 5530:5604 from 1.7 to trunk.

git-svn-id: http://code.elgg.org/elgg/trunk@5622 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/notification.php | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'engine/lib/notification.php')

diff --git a/engine/lib/notification.php b/engine/lib/notification.php
index adc4ebace..024881e0f 100644
--- a/engine/lib/notification.php
+++ b/engine/lib/notification.php
@@ -50,6 +50,19 @@ function register_notification_handler($method, $handler, $params = NULL) {
 	return false;
 }
 
+/**
+ * This function unregisters a handler for a given notification type (eg "email")
+ *
+ * @param string $method The method
+ */
+function unregister_notification_handler($method) {
+	global $NOTIFICATION_HANDLERS;
+
+	if (isset($NOTIFICATION_HANDLERS[$method])) {
+		unset($NOTIFICATION_HANDLERS[$method]);
+	}
+}
+
 /**
  * Notify a user via their preferences.
  *
@@ -101,6 +114,11 @@ function notify_user($to, $from, $subject, $message, array $params = NULL, $meth
 			if ($methods) {
 				// Deliver
 				foreach ($methods as $method) {
+
+					if (!isset($NOTIFICATION_HANDLERS[$method])) {
+						continue;
+					}
+
 					// Extract method details from list
 					$details = $NOTIFICATION_HANDLERS[$method];
 					$handler = $details->handler;
-- 
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