Added custom return values to trigger_plugin_hook

git-svn-id: https://code.elgg.org/elgg/trunk@278 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 2 insertions, 3 deletions

diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index c711dd879..f421673e6 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -659,13 +659,12 @@
 	 * @param string $hook The name of the hook to trigger

 	 * @param string $entity_type The name of the entity type to trigger it for (or "all", or "none")

 	 * @param array $params Any parameters. It's good practice to name the keys, i.e. by using array('name' => 'value', 'name2' => 'value2')

+	 * @param mixed $returnvalue An initial return value

 	 * @return mixed|null The cumulative return value for the plugin hook functions

 	 */

-		function trigger_plugin_hook($hook, $entity_type, $params = null) {

+		function trigger_plugin_hook($hook, $entity_type, $params = null, $returnvalue = null) {

 			global $CONFIG;

 			

-			$returnvalue = null;

-			

 			if (!empty($CONFIG->hooks[$hook][$entity_type]) && is_array($CONFIG->hooks[$hook][$entity_type])) {

 				foreach($CONFIG->hooks[$hook][$entity_type] as $hookfunction) {

 					$temp_return_value = $hookfunction($hook, $entity_type, $returnvalue, $params);