public function define_trigger() {

		$trigger = array(
			'author'              => Automator()->get_author_name( $this->trigger_code ),
			'support_link'        => Automator()->get_author_support_link( $this->trigger_code, 'integration/wordpress-core/' ),
			'integration'         => self::$integration,
			'code'                => $this->trigger_code,
			/* translators: Logged-in trigger - WordPress */
			'sentence'            => sprintf( esc_attr__( 'A user logs in to the site {{a number of:%1$s}} time(s)', 'uncanny-automator' ), 'NUMTIMES' ),
			/* translators: Logged-in trigger - WordPress */
			'select_option_name'  => esc_attr__( 'A user logs in to the site', 'uncanny-automator' ),
			'action'              => 'wp_login',
			'priority'            => 99,
			'accepted_args'       => 2,
			'validation_function' => array( $this, 'wp_login' ),
			// very last call in WP, we need to make sure they viewed the page and didn't skip before is was fully viewable
			'options'             => [
				Automator()->helpers->recipe->options->number_of_times(),
			],
		);
		Automator()->register->trigger( $trigger );
		return;
	}