<?php
/**
 * Elgg delete like action
 *
 */

// Support deleting by id in case we're deleting another user's likes
$id = (int) get_input('id');

$like = NULL;
if ($id) {
	$like = elgg_get_annotation_from_id($id);
}

if (!$like) {
	$likes = elgg_get_annotations(array(
		'guid' => (int) get_input('guid'),
		'annotation_owner_guid' => elgg_get_logged_in_user_guid(),
		'annotation_name' => 'likes',
	));
	$like = $likes[0];
}

if ($like && $like->canEdit()) {
	$like->delete();
	system_message(elgg_echo("likes:deleted"));
	forward(REFERER);
}

register_error(elgg_echo("likes:notdeleted"));
forward(REFERER);