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125 lines
3.5 KiB
125 lines
3.5 KiB
<?php
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class WCML_Switch_Lang_Request implements \IWPML_Frontend_Action, \IWPML_Backend_Action, \IWPML_DIC_Action {
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const COOKIE_NAME = 'wp-wpml_current_language';
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/** @var string $default_language */
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protected $default_language;
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/** @var WPML_WP_API */
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protected $wp_api;
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/** @var WPML_Cookie */
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private $cookie;
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/** @var SitePress */
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private $sitepress;
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/**
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* @param WPML_Cookie $cookie
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* @param WPML_WP_API $wp_api
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* @param SitePress $sitepress
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*/
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public function __construct( WPML_Cookie $cookie, WPML_WP_API $wp_api, SitePress $sitepress ) {
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if ( ! is_admin() ) {
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$this->cookie = $cookie;
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$this->wp_api = $wp_api;
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$this->sitepress = $sitepress;
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$this->default_language = $this->sitepress->get_default_language();
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}
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}
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public function add_hooks() {
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if ( ! is_admin() && $this->sitepress->get_setting( $this->wp_api->constant( 'WPML_Cookie_Setting::COOKIE_SETTING_FIELD' ) ) ) {
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add_action( 'wpml_before_init', [ $this, 'detect_user_switch_language' ] );
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}
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}
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public function detect_user_switch_language() {
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if ( ! $this->wp_api->constant( 'DOING_AJAX' ) ) {
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$lang_from = $this->get_cookie_lang();
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$lang_to = $this->get_requested_lang();
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if ( $lang_from && $lang_from !== $lang_to ) {
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/**
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* Hook fired when the user changes the site language
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*
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* @param string $lang_from the previous language
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* @param string $lang_to the new language
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*/
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do_action( 'wcml_user_switch_language', $lang_from, $lang_to );
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}
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}
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}
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/**
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* @return string language code stored in the user's wp-wpml_current_language cookie
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*/
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public function get_cookie_lang() {
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global $wpml_language_resolution;
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$cookie_name = $this->get_cookie_name();
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$cookie_value = $this->cookie->get_cookie( $cookie_name );
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$lang = $cookie_value ? substr( $cookie_value, 0, 10 ) : null;
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$lang = $wpml_language_resolution->is_language_active( $lang ) ? $lang : $this->default_language;
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return $lang;
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}
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public function get_cookie_name() {
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return self::COOKIE_NAME;
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}
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/**
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* @return bool|string
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*/
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public function get_cookie_domain() {
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return defined( 'COOKIE_DOMAIN' ) ? COOKIE_DOMAIN : $this->get_server_host_name();
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}
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/**
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* Returns SERVER_NAME, or HTTP_HOST if the first is not available
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*
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* @return string
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*/
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public function get_server_host_name() {
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$host = isset( $_SERVER['HTTP_HOST'] ) ? $_SERVER['HTTP_HOST'] : null;
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if ( ! $host ) {
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$host = isset( $_SERVER['SERVER_NAME'] ) ? $_SERVER['SERVER_NAME'] : null;
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$server_port = isset( $_SERVER['SERVER_PORT'] ) ? $_SERVER['SERVER_PORT'] : null;
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if ( $host && $server_port && ! in_array( $server_port, [ 80, 443 ], false ) ) {
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$host = $host . ':' . $server_port;
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}
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}
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return preg_replace( '@:[443]+([/]?)@', '$1', $host );
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}
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public function get_requested_lang() {
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return $this->is_comments_post_page() ? $this->get_cookie_lang() : $this->get_request_uri_lang();
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}
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public function is_comments_post_page() {
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global $pagenow;
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return 'wp-comments-post.php' === $pagenow;
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}
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/**
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* @global $wpml_url_converter
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*
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* @return string|false language code that can be determined from the currently requested URI.
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*/
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public function get_request_uri_lang() {
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/** @var WPML_URL_Converter $wpml_url_converter */
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global $wpml_url_converter;
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$req_url = isset( $_SERVER['HTTP_HOST'] ) ? untrailingslashit( $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ) : '';
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return $wpml_url_converter->get_language_from_url( $req_url );
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}
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}
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