From 9d3a3c457c672567a65600666a44c8de594c729d Mon Sep 17 00:00:00 2001
From: marcus <marcus@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Thu, 6 Nov 2008 12:01:31 +0000
Subject: Some tidying of objects and opendd export

git-svn-id: https://code.elgg.org/elgg/trunk@2412 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/export.php | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

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

diff --git a/engine/lib/export.php b/engine/lib/export.php
index fe9d2b2da..e819264f6 100644
--- a/engine/lib/export.php
+++ b/engine/lib/export.php
@@ -61,6 +61,32 @@
 	 */
 	class ImportException extends DataFormatException {}
 		
+	/**
+	 * Get a UUID from a given object.
+	 * 
+	 * @param $object The object either an ElggEntity, ElggRelationship or ElggExtender
+	 * @return the UUID or false
+	 */
+	function get_uuid_from_object($object)
+	{
+		if ($object instanceof ElggEntity)
+			return guid_to_uuid($object->guid);
+		else if ($object instanceof ElggExtender) {
+			$type = $object->type;
+			if ($type == 'volatile')
+				$uuid = guid_to_uuid($object->entity_guid). $type . "/{$object->name}/";
+			else
+				$uuid = guid_to_uuid($object->entity_guid). $type . "/{$object->id}/";
+				
+			return $uuid;
+		} else if ($object instanceof ElggRelationship) {
+			return guid_to_uuid($object->guid_one) . "relationship/{$object->id}/";	
+		}
+			
+		
+		return false;
+	}
+	
 	/**
 	 * Generate a UUID from a given GUID.
 	 * 
-- 
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