<?php

namespace um\core;



// Exit if accessed directly

if ( ! defined( 'ABSPATH' ) ) exit;



if ( ! class_exists( 'um\core\Logout' ) ) {





	/**

	 * Class Logout

	 * @package um\core

	 */

	class Logout {





		/**

		 * Logout constructor.

		 */

		function __construct() {



			add_action('template_redirect', array(&$this, 'logout_page'), 10000 );



		}





		/**

		 * Logout via logout page

		 */

		function logout_page() {



			$language_code 		= '';

			$current_page_ID    = get_the_ID();

			$logout_page_id 	= UM()->config()->permalinks['logout'];

			$trid 				= 0;



			if ( is_home() /*|| is_front_page()*/ ) {

				return;

			}



			if ( UM()->external_integrations()->is_wpml_active() ) {

				global $sitepress;

				$default_lang = $sitepress->get_default_language();

				$language_code = $sitepress->get_current_language();



				if ( function_exists( 'icl_object_id' ) ) {

					$trid = icl_object_id( $current_page_ID, 'page', true, $default_lang );

				} else {

					$trid = wpml_object_id_filter( $current_page_ID, 'page', true, $default_lang );

				}



				if ( $language_code == $default_lang ) {

					$language_code = '';

				}

			}



			if ( um_is_core_page( 'logout' ) || ( $trid > 0 && $trid == $logout_page_id )  ) {



				if ( is_user_logged_in() ) {



					if ( isset( $_REQUEST['redirect_to'] ) && $_REQUEST['redirect_to'] !== '' ) {

						wp_logout();

						session_unset();

						exit( wp_redirect( $_REQUEST['redirect_to'] ) );

					} else if ( um_user('after_logout') == 'redirect_home' ) {

						wp_logout();

						session_unset();

						exit( wp_redirect( home_url( $language_code ) ) );

					} else {

						/**

						 * UM hook

						 *

						 * @type filter

						 * @title um_logout_redirect_url

						 * @description Change redirect URL after logout

						 * @input_vars

						 * [{"var":"$url","type":"string","desc":"Redirect URL"},

						 * {"var":"$id","type":"int","desc":"User ID"}]

						 * @change_log

						 * ["Since: 2.0"]

						 * @usage

						 * <?php add_filter( 'um_logout_redirect_url', 'function_name', 10, 2 ); ?>

						 * @example

						 * <?php

						 * add_filter( 'um_logout_redirect_url', 'my_logout_redirect_url', 10, 2 );

						 * function my_logout_redirect_url( $url, $id ) {

						 *     // your code here

						 *     return $url;

						 * }

						 * ?>

						 */

						$redirect_url = apply_filters( 'um_logout_redirect_url', um_user( 'logout_redirect_url' ), um_user( 'ID' ) );

						wp_logout();

						session_unset();

						exit( wp_redirect( $redirect_url ) );



					}



				} else {

					exit( wp_redirect( home_url( $language_code ) ) );

				}



			}



		}



	}

}