WP_Recovery_Mode_Link_Service::handle_begin_link

	public function handle_begin_link( $ttl ) {
		if ( ! isset( $GLOBALS['pagenow'] ) || 'wp-login.php' !== $GLOBALS['pagenow'] ) {
			return;
		}

		if ( ! isset( $_GET['action'], $_GET['rm_token'], $_GET['rm_key'] ) || self::LOGIN_ACTION_ENTER !== $_GET['action'] ) {
			return;
		}

		if ( ! function_exists( 'wp_generate_password' ) ) {
			require_once ABSPATH . WPINC . '/pluggable.php';
		}

		$validated = $this->key_service->validate_recovery_mode_key( $_GET['rm_token'], $_GET['rm_key'], $ttl );

		if ( is_wp_error( $validated ) ) {
			wp_die( $validated, '' );
		}

		$this->cookie_service->set_cookie();

		$url = add_query_arg( 'action', self::LOGIN_ACTION_ENTERED, wp_login_url() );
		wp_redirect( $url );
		die;
	}