From f13f584628abb548f435bc47376012fe8512c4b8 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Wed, 23 Jun 2010 17:07:21 +0000
Subject: Added optional 4th argument 'class' for elgg_instanceof().

git-svn-id: http://code.elgg.org/elgg/trunk@6556 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/entities.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

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

diff --git a/engine/lib/entities.php b/engine/lib/entities.php
index 3b3830948..0f718d162 100644
--- a/engine/lib/entities.php
+++ b/engine/lib/entities.php
@@ -3681,8 +3681,9 @@ function recursive_delete_permissions_check($hook, $entity_type, $returnvalue, $
  * @param $type
  * @param $subtype
  * @return Bool
+ * @since 1.8
  */
-function elgg_instanceof($entity, $type = NULL, $subtype = NULL) {
+function elgg_instanceof($entity, $type = NULL, $subtype = NULL, $class = NULL) {
 	$return = ($entity instanceof ElggEntity);
 
 	if ($type) {
@@ -3692,6 +3693,10 @@ function elgg_instanceof($entity, $type = NULL, $subtype = NULL) {
 	if ($subtype) {
 		$return = $return && ($entity->getSubtype() == $subtype);
 	}
+	
+	if ($class) {
+		$return = $return && ($entity instanceof $class);
+	}
 
 	return $return;
 }
-- 
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