From 586c6e88802c3ffa267c51cbef8a354e756b585d Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Thu, 25 Mar 2010 21:39:17 +0000
Subject: Cleaned up the likes interface a bit.

git-svn-id: http://code.elgg.org/elgg/trunk@5508 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/annotations.php | 35 +++++++++++++++++++++--------------
 engine/lib/elgglib.php     |  4 ++--
 2 files changed, 23 insertions(+), 16 deletions(-)

(limited to 'engine/lib')

diff --git a/engine/lib/annotations.php b/engine/lib/annotations.php
index f1cec6cc9..c545682d5 100644
--- a/engine/lib/annotations.php
+++ b/engine/lib/annotations.php
@@ -1178,7 +1178,7 @@ function clear_annotations($guid, $name = "") {
 			return delete_data($query);
 		}
 	}
-	
+
 	return FALSE;
 }
 
@@ -1253,25 +1253,32 @@ function get_annotation_url($id) {
 /**
  * Check to see if a user has already created an annotation on an object
  *
- * @param ElggEntity $entity
+ * @param int $entity_guid
+ * @param string $annotation_type
+ * @param int $owner_guid Defaults to logged in user.
+ *
  * @return true | false
  */
-function elgg_already_created_annotation($entity_guid, $annotation_type) {
+function elgg_annotation_exists($entity_guid, $annotation_type, $owner_guid = NULL) {
 	global $CONFIG;
+
+	if (!$owner_guid && !($owner_guid = get_loggedin_userid())) {
+		return FALSE;
+	}
+
 	$entity_guid = (int)$entity_guid;
 	$annotation_type = sanitise_string($annotation_type);
-	$owner_guid = get_loggedin_userid();
+
 	$sql = "select a.id" .
-	 		" FROM {$CONFIG->dbprefix}annotations a, {$CONFIG->dbprefix}metastrings m " .
-	 		" WHERE a.owner_guid={$owner_guid} AND a.entity_guid={$entity_guid} " . 
-	 		" AND a.name_id=m.id AND m.string='{$annotation_type}'";
-	//get the annotation type id
-	$check_annotation = get_data_row($sql);
-	//check to see if the user has already liked
-	if($check_annotation)
-		return true;
-	else
-		return false;
+			" FROM {$CONFIG->dbprefix}annotations a, {$CONFIG->dbprefix}metastrings m " .
+			" WHERE a.owner_guid={$owner_guid} AND a.entity_guid={$entity_guid} " .
+			" AND a.name_id=m.id AND m.string='{$annotation_type}'";
+
+	if ($check_annotation = get_data_row($sql)) {
+		return TRUE;
+	}
+
+	return FALSE;
 }
 
 /**
diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index e33fdab6f..04e04fbbc 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -1012,11 +1012,11 @@ function elgg_view_likes($entity){
 	if (!($entity instanceof ElggEntity)) {
 		return false;
 	}
-	if ($likes = trigger_plugin_hook('likes',$entity->getType(),array('entity' => $entity),false)) {
+	if ($likes = trigger_plugin_hook('likes', $entity->getType(), array('entity' => $entity), false)) {
 		return $likes;
 	} else {
 		//display the form
-		$likes = elgg_view('likes/forms/edit',array('entity' => $entity));
+		$likes = elgg_view('likes/forms/edit', array('entity' => $entity));
 		return $likes;
 	}
 }
-- 
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