From 4a3c49240140449ef4c91c4b999a91b11380db3c Mon Sep 17 00:00:00 2001
From: Steve Clay <steve@mrclay.org>
Date: Sun, 24 Jun 2012 00:09:17 -0400
Subject: Fixes #4138: Admin can edit any users' notifications

---
 mod/notifications/actions/groupsave.php | 29 ++++++++++++++++++++++-------
 1 file changed, 22 insertions(+), 7 deletions(-)

(limited to 'mod/notifications/actions/groupsave.php')

diff --git a/mod/notifications/actions/groupsave.php b/mod/notifications/actions/groupsave.php
index c304cb856..7838f7e63 100644
--- a/mod/notifications/actions/groupsave.php
+++ b/mod/notifications/actions/groupsave.php
@@ -6,27 +6,42 @@
  * @package ElggNotifications
  */
 
-// Load important global vars
-global $NOTIFICATION_HANDLERS;
+$current_user = elgg_get_logged_in_user_entity();
+
+$guid = (int) get_input('guid', 0);
+if (!$guid || !($user = get_entity($guid))) {
+	forward();
+}
+if (($user->guid != $current_user->guid) && !$current_user->isAdmin()) {
+	forward();
+}
 
 // Get group memberships and condense them down to an array of guids
 $groups = array();
-if ($groupmemberships = elgg_get_entities_from_relationship(array('relationship' => 'member', 'relationship_guid' => elgg_get_logged_in_user_guid(), 'types' => 'group', 'limit' => 9999))) {
+$options = array(
+	'relationship' => 'member',
+	'relationship_guid' => $user->guid,
+	'types' => 'group',
+	'limit' => 9999,
+);
+if ($groupmemberships = elgg_get_entities_from_relationship($options)) {
 	foreach($groupmemberships as $groupmembership) {
 		$groups[] = $groupmembership->guid;
 	}
-}		
+}
 
+// Load important global vars
+global $NOTIFICATION_HANDLERS;
 foreach($NOTIFICATION_HANDLERS as $method => $foo) {
 	$subscriptions[$method] = get_input($method.'subscriptions');
 	$personal[$method] = get_input($method.'personal');
 	$collections[$method] = get_input($method.'collections');
 	if (!empty($groups)) {
 		foreach($groups as $group) {
-			if (in_array($group,$subscriptions[$method])) {
-				add_entity_relationship(elgg_get_logged_in_user_guid(), 'notify'.$method, $group);
+			if (in_array($group, $subscriptions[$method])) {
+				add_entity_relationship($user->guid, 'notify'.$method, $group);
 			} else {
-				remove_entity_relationship(elgg_get_logged_in_user_guid(), 'notify'.$method, $group);
+				remove_entity_relationship($user->guid, 'notify'.$method, $group);
 			}
 		}
 	}
-- 
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