1 files changed, 64 insertions, 0 deletions
diff --git a/actions/likes/add.php b/actions/likes/add.php
new file mode 100644
index 000000000..36672d3ec
--- /dev/null
+++ b/actions/likes/add.php
@@ -0,0 +1,64 @@
+<?php
+/**
+ * Elgg add like action
+ *
+ * @package Elgg
+ * @author Curverider <curverider.co.uk>
+ * @link http://elgg.org/
+ */
+
+// Make sure we're logged in; forward to the front page if not
+gatekeeper();
+
+// Get input
+$entity_guid = (int) get_input('guid');
+//check to see if the user has already liked the item
+if(elgg_already_created_annotation($entity_guid, 'likes')){
+	system_message(elgg_echo("likes:alreadyliked"));
+	forward($_SERVER['HTTP_REFERER']);
+}
+// Let's see if we can get an entity with the specified GUID
+$entity = get_entity($entity_guid);
+if (!$entity) {
+	register_error(elgg_echo("likes:notfound"));
+	forward($_SERVER['HTTP_REFERER']);
+}
+
+$user = get_loggedin_user();
+$annotation = create_annotation($entity->guid, 
+								'likes',
+								"likes", 
+								"", 
+								$user->guid, 
+								$entity->access_id);
+
+// tell user annotation didn't work if that is the case
+if (!$annotation) {
+	register_error(elgg_echo("likes:failure"));
+	forward($_SERVER['HTTP_REFERER']);
+}
+
+// notify if poster wasn't owner
+if ($entity->owner_guid != $user->guid) {
+			
+	notify_user($entity->owner_guid,
+				$user->guid,
+				elgg_echo('likes:email:subject'),
+				sprintf(
+					elgg_echo('likes:email:body'),
+					$entity->title,
+					$user->name,
+					$comment_text,
+					$entity->getURL(),
+					$user->name,
+					$user->getURL()
+				)
+			);
+}
+
+system_message(elgg_echo("likes:likes"));
+//add to river
+add_to_river('annotation/annotatelike','likes',$user->guid,$entity->guid, "", 0, $annotation);
+
+// Forward back to the page where the user 'liked' the object
+forward($_SERVER['HTTP_REFERER']);