public function url() {

			if ( esc_url_raw( $this->value ) == $this->value ) {
				$this->result->valid = true;
			} else {
				$this->result->valid = false;
				$this->result->error = sprintf( esc_html__( '%s must be a valid absolute URL.', 'tribe-common' ), $this->label );
			}
		}