From 2ba91af6ba0de6bfe4b4f9aa29aa1567fca23640 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Sat, 12 Feb 2011 21:53:17 +0000
Subject: Deprecated get_metadata() by elgg_get_metadata_by_id() to avoid
 confusion with elgg_get_metadata(). Not in love with the name...had
 considered elgg_get_metadatum(). Open to suggestions.

git-svn-id: http://code.elgg.org/elgg/trunk@8175 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/deprecated-1.8.php | 18 ++++++++++++++++--
 engine/lib/metadata.php       | 26 +++++++++++++++-----------
 2 files changed, 31 insertions(+), 13 deletions(-)

diff --git a/engine/lib/deprecated-1.8.php b/engine/lib/deprecated-1.8.php
index 4e8b02d28..cef705a1b 100644
--- a/engine/lib/deprecated-1.8.php
+++ b/engine/lib/deprecated-1.8.php
@@ -3549,7 +3549,8 @@ function get_metadata_byname($entity_guid, $meta_name) {
 
 	$options = array(
 		'guid' => $entity_guid,
-		'metadata_name' => $meta_name
+		'metadata_name' => $meta_name,
+		'limit' => 0
 	);
 
 	$md = elgg_get_metadata($options);
@@ -3573,8 +3574,21 @@ function get_metadata_for_entity($entity_guid) {
 	elgg_deprecated_notice('get_metadata_for_entity() is deprecated by elgg_get_metadata()', 1.8);
 
 	$options = array(
-		'guid' => $entity_guid
+		'guid' => $entity_guid,
+		'limit' => 0
 	);
 
 	return elgg_get_metadata($options);
 }
+
+/**
+ * Get a specific metadata object.
+ *
+ * @param int $id The id of the metadata being retrieved.
+ *
+ * @return mixed False on failure or ElggMetadata
+ * @deprecated 1.8 Use elgg_get_metadata_by_id()
+ */
+function get_metadata($id) {
+	return elgg_get_metadata_by_id($id);
+}
diff --git a/engine/lib/metadata.php b/engine/lib/metadata.php
index a9be5a962..c123a89b0 100644
--- a/engine/lib/metadata.php
+++ b/engine/lib/metadata.php
@@ -23,26 +23,27 @@ function row_to_elggmetadata($row) {
 }
 
 /**
- * Get a specific metadata object.
+ * Get a specific metadata object by its id.
+ * If you want multiple metadata objects, use
+ * {@link elgg_get_metadata()}.
  *
- * @param int $id The id of the metadata being retrieved.
+ * @param int $id The id of the metadata object being retrieved.
  *
- * @return mixed False on failure or ElggMetadata
+ * @return false|ElggMetadata
  */
-function get_metadata($id) {
-	global $CONFIG;
+function elgg_get_metadata_by_id($id) {
+	$db_prefix = elgg_get_config('dbprefix');
 
 	$id = (int)$id;
 	$access = get_access_sql_suffix("e");
 	$md_access = get_access_sql_suffix("m");
 
-	$query = "SELECT m.*, n.string as name, v.string as value from {$CONFIG->dbprefix}metadata m"
-		. " JOIN {$CONFIG->dbprefix}entities e on e.guid = m.entity_guid"
-		. " JOIN {$CONFIG->dbprefix}metastrings v on m.value_id = v.id"
-		. " JOIN {$CONFIG->dbprefix}metastrings n on m.name_id = n.id"
+	$query = "SELECT m.*, n.string as name, v.string as value from {$db_prefix}metadata m"
+		. " JOIN {$db_prefix}entities e on e.guid = m.entity_guid"
+		. " JOIN {$db_prefix}metastrings v on m.value_id = v.id"
+		. " JOIN {$db_prefix}metastrings n on m.name_id = n.id"
 		. " where m.id=$id and $access and $md_access";
 
-
 	return row_to_elggmetadata(get_data_row($query));
 }
 
@@ -850,7 +851,10 @@ function export_metadata_plugin_hook($hook, $entity_type, $returnvalue, $params)
 	$guid = (int)$params['guid'];
 	$name = $params['name'];
 
-	$result = get_metadata_for_entity($guid);
+	$result = elgg_get_metadata(array(
+		'guid' => $guid,
+		'limit' => 0
+	));
 
 	if ($result) {
 		foreach ($result as $r) {
-- 
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