WP_Recovery_Mode::handle_exit_recovery_mode

	public function handle_exit_recovery_mode() {
		$redirect_to = wp_get_referer();

		// Safety check in case referrer returns false.
		if ( ! $redirect_to ) {
			$redirect_to = is_user_logged_in() ? admin_url() : home_url();
		}

		if ( ! $this->is_active() ) {
			wp_safe_redirect( $redirect_to );
			die;
		}

		if ( ! isset( $_GET['action'] ) || self::EXIT_ACTION !== $_GET['action'] ) {
			return;
		}

		if ( ! isset( $_GET['_wpnonce'] ) || ! wp_verify_nonce( $_GET['_wpnonce'], self::EXIT_ACTION ) ) {
			wp_die( __( 'Exit recovery mode link expired.' ), 403 );
		}

		if ( ! $this->exit_recovery_mode() ) {
			wp_die( __( 'Failed to exit recovery mode. Please try again later.' ) );
		}

		wp_safe_redirect( $redirect_to );
		die;
	}