public static function like($response, $token, $post_id) { if (!TokensDB::check($token)) { return putError('invalid token', Users::ERROR_AUTH_INVALID, $response); } $result = PostsDB::like($token[Users::ID_KEY], $post_id); if ($result === FALSE) { return putError('database connection error', DATABASE::ERROR_DATABASE_CONN, $response); } return putJsonBody(array('error' => false), 200, $response); }