From 4311996b40c039a647e00d3fde15d9c1c1ee8551 Mon Sep 17 00:00:00 2001
From: ben <ben@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 7 Jul 2008 16:49:45 +0000
Subject: Introducing canEditMetadata

git-svn-id: https://code.elgg.org/elgg/trunk@1318 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/entities.php | 34 ++++++++++++++++++++++++++++++++++
 engine/lib/metadata.php |  2 +-
 2 files changed, 35 insertions(+), 1 deletion(-)

(limited to 'engine')

diff --git a/engine/lib/entities.php b/engine/lib/entities.php
index 32be24775..abbd67bab 100644
--- a/engine/lib/entities.php
+++ b/engine/lib/entities.php
@@ -337,6 +337,16 @@
 		 */
 		function canEdit($user_guid = 0) {
 			return can_edit_entity($this->getGUID(),$user_guid);
+		}
+		
+		/**
+		 * Determines whether or not the specified user (by default the current one) can edit metadata on the entity 
+		 *
+		 * @param int $user_guid The user GUID, optionally (defaults to the currently logged in user)
+		 * @return true|false
+		 */
+		function canEditMetadata($user_guid = 0) {
+			return can_edit_entity_metadata($this->getGUID(), $user_guid);
 		}
 		
 		/**
@@ -1329,6 +1339,30 @@
 			
 		}
 		
+	}
+	
+	/**
+	 * Determines whether or not the specified user can edit metadata on the specified entity.
+	 * 
+	 * This is extendible by registering a plugin hook taking in the parameters 'entity' and 'user',
+	 * which are the entity and user entities respectively
+	 * 
+	 * @see register_plugin_hook 
+	 *
+	 * @param int $entity_guid The GUID of the entity
+	 * @param int $user_guid The GUID of the user
+	 * @return true|false Whether the specified user can edit the specified entity.
+	 */
+	function can_edit_entity_metadata($entity_guid, $user_guid = 0) {
+		
+		if ($entity = get_entity($entity_guid)) {
+			$return = can_edit_entity($entity_guid, $user_guid);
+			$return = trigger_plugin_hook('permissions_check:metadata',$entity->type,null,$return);
+			return $return;
+		} else {
+			return false;
+		}
+		
 	}
 	
 	/**
diff --git a/engine/lib/metadata.php b/engine/lib/metadata.php
index 36c2e65c7..130749bdd 100644
--- a/engine/lib/metadata.php
+++ b/engine/lib/metadata.php
@@ -77,7 +77,7 @@
 		function canEdit() {
 			
 			if ($entity = get_entity($this->get('entity_guid'))) {
-				return $entity->canEdit();
+				return $entity->canEditMetadata();
 			}
 			return false;
 			
-- 
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