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ajax.php	18.27 MB	View DL Edit
license.txt	34.32 MB	View DL Edit
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sitepress.class.php	157.78 MB	View DL Edit
sitepress.php	16.43 MB	View DL Edit
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wpml-config.xml	16.51 MB	View DL Edit
wpml-dependencies.json	255 B	View DL Edit

Edit file: /home/mhhtmff/www/site/wp-content/plugins/sitepress-multilingual-cms/sitepress.class.php

<?php

use WPML\FP\Fns;
use WPML\FP\Logic;
use WPML\FP\Obj;
use WPML\FP\Str;
use WPML\LIB\WP\Url;
use function WPML\FP\pipe;

/**
 * Main SitePress Class
 *
 * @package wpml-core
 */
class SitePress extends WPML_WPDB_User implements
	IWPML_Current_Language,
	IWPML_Taxonomy_State,
	\WPML\Core\ISitePress {
	const AFTER_ST_PLUGIN_LOADED_HOOK = - PHP_INT_MAX + 1;

/** @var WPML_Taxonomy_Translation */
	private $taxonomy_translation;
	private $template_real_path;
	/** @var WPML_Post_Translation $post_translation */
	private $post_translation;
	/** @var WPML_Term_Translation $term_translation */
	private $term_translation;
	/** @var WPML_Post_Duplication $post_duplication */
	private $post_duplication;
	/** @var WPML_Term_Actions $term_actions */
	private $term_actions;
	/** @var WPML_Admin_Scripts_Setup $scripts_handler */
	private $scripts_handler;
	/** @var WPML_Set_Language $language_setter */
	private $language_setter;
	/** @var WPML_Term_Query_Filter $term_query_filter */
	private $term_query_filter;
	/** @var array $settings */
	private $settings;
	private $active_languages = array();
	private $_admin_notices   = array();
	private $this_lang;
	/** @var \WP_Query */
	private $wp_query;
	private $admin_language;
	private $user_preferences = array();
	/** @var  WPML_WP_API $wp_api */
	private $wp_api;
	/** @var int $loaded_blog_id */
	private $loaded_blog_id;

/**
	 * @var string $original_language caches the initial language when calling
	 * \SitePress::switch_lang() for the first time.
	 */
	private $original_language;

/**
	 * @var string $original_language_cookie caches the initial language value
	 * in the user's cookie when calling \SitePress::switch_lang() for the
	 * first time.
	 */
	private $original_language_cookie;

/** @var  WPML_Locale $locale_utils */
	public $locale_utils;

public $footer_preview = false;

/**
	 * @var icl_cache
	 */
	public $icl_translations_cache;
	/**
	 * @var WPML_Flags
	 */
	private $flags;
	/**
	 * @var icl_cache
	 */
	public $icl_language_name_cache;
	/**
	 * @var icl_cache
	 */
	public $icl_term_taxonomy_cache;

/** @var WPML_Term_Adjust_Id */
	private $wpml_term_adjust_id = null;

/**
	 * @var array $current_request_data - Use to store temporary information during the current request
	 */
	private $current_request_data = array();

function __construct() {
		do_action( 'wpml_before_startup' );
		/** @var array $sitepress_settings */
		global $pagenow, $sitepress_settings, $wpdb, $wpml_post_translations, $locale, $wpml_term_translations;

parent::__construct( $wpdb );
		$this->locale_utils     = new WPML_Locale( $wpdb, $this, $locale );
 		$sitepress_settings     = WPML\LIB\WP\Option::getOrAttemptRecovery( 'icl_sitepress_settings', [] );
		$this->settings         = &$sitepress_settings;
		$this->post_translation = &$wpml_post_translations;
		$this->term_translation = &$wpml_term_translations;
		// @since 3.1
		if ( is_admin() && ! $this->get_setting( 'icl_capabilities_verified' ) ) {
			wpml_enable_capabilities();
		}

if ( null === $pagenow && is_multisite() ) {
			include WPML_PLUGIN_PATH . '/inc/hacks/vars-php-multisite.php';
		}

if ( $this->settings ) {
			$this->verify_settings();
		}

if ( isset( $_GET['page'], $_GET['debug_action'] ) && WPML_PLUGIN_FOLDER . '/menu/troubleshooting.php' === $_GET['page'] ) {
			ob_start();
		}

if ( isset( $_REQUEST['icl_ajx_action'] ) ) {
			/**
			 * It is very common to register a CPT on admin_init, thus
			 * the init hook is too early in this case. This causes
			 * malformed post guid as well as empty post content
			 * when saving the post a second time. E.g.: Avada.
			 */
			if ( 'make_duplicates' === $_REQUEST['icl_ajx_action'] ) {
				add_action( 'admin_init', [ $this, 'ajax_setup' ], PHP_INT_MAX );
			} else {
				add_action( 'init', array( $this, 'ajax_setup' ), 15 );
			}
		}

$this->initialize_cache();

$flags_factory = new WPML_Flags_Factory( $wpdb );
		$this->flags   = $flags_factory->create();

add_action( 'plugins_loaded', array( $this, 'plugin_localization' ), self::AFTER_ST_PLUGIN_LOADED_HOOK );
		add_action( 'plugins_loaded', array( $this, 'init' ), 1 );
		add_action( 'wp_loaded', array( $this, 'maybe_set_this_lang' ) );
		add_action( 'switch_blog', array( $this, 'init_settings' ), 10, 1 );
		// Administration menus
		add_action( 'admin_menu', array( $this, 'administration_menu' ) );

if ( $this->get_setting( 'existing_content_language_verified' ) && ( $this->get_setting( 'setup_complete' ) || ( ! empty( $_GET['page'] ) && $this->get_setting( 'setup_wizard_step' ) > 1 && $_GET['page'] == WPML_PLUGIN_FOLDER . '/menu/languages.php' ) ) ) {

// Post/page language box
			add_filter( 'comment_feed_join', array( $this, 'comment_feed_join' ) );

add_filter( 'comments_clauses', array( $this, 'comments_clauses' ), 10, 2 );

// Allow us to filter the Query vars before the posts query is being built and executed
			add_filter( 'pre_get_posts', array( $this, 'pre_get_posts' ) );

if ( $pagenow === 'edit.php' ) {
				add_action( 'quick_edit_custom_box', array( 'WPML_Terms_Translations', 'quick_edit_terms_removal' ), 10, 2 );
			}

add_filter( 'get_pages', array( $this, 'exclude_other_language_pages2' ), 10, 2 );
			add_filter( 'wp_dropdown_pages', array( $this, 'wp_dropdown_pages' ) );

add_filter( 'get_comment_link', array( $this, 'get_comment_link_filter' ) );

$this->set_term_filters_and_hooks();

add_action( 'parse_query', array( $this, 'parse_query' ) );

// AJAX Actions for the post edit screen
			add_action( 'wp_ajax_wpml_save_term', array( 'WPML_Post_Edit_Ajax', 'wpml_save_term_action' ) );
			add_action( 'wp_ajax_wpml_switch_post_language', array( 'WPML_Post_Edit_Ajax', 'wpml_switch_post_language' ) );
			add_action( 'wp_ajax_wpml_get_default_lang', array( 'WPML_Post_Edit_Ajax', 'wpml_get_default_lang' ) );

// AJAX Actions for the taxonomy translation screen
			add_action( 'wp_ajax_wpml_get_terms_and_labels_for_taxonomy_table', array( 'WPML_Taxonomy_Translation_Table_Display', 'wpml_get_terms_and_labels_for_taxonomy_table' ) );

// Ajax Action for the updating of term names on the troubleshooting page
			add_action( 'wp_ajax_wpml_update_term_names_troubleshoot', array( 'WPML_Troubleshooting_Terms_Menu', 'wpml_update_term_names_troubleshoot' ) );
			add_action( 'wp_ajax_wpml_generate_term_slug', array( $this->get_term_actions_helper(), 'generate_unique_term_slug_ajax_handler' ) );

// short circuit get default category
			add_filter( 'pre_option_default_category', array( $this, 'pre_option_default_category' ) );
			add_filter( 'update_option_default_category', array( $this, 'update_option_default_category' ), 1, 2 );

// back end js
			add_action( 'admin_enqueue_scripts', array( $this, 'backend_js' ) );

add_action( 'wp_head', array( $this, 'rtl_fix' ) );
			add_action( 'admin_print_styles', array( $this, 'rtl_fix' ) );

add_action( 'restrict_manage_posts', array( $this, 'restrict_manage_posts' ) );

// feeds links
			add_filter( 'feed_link', array( $this, 'feed_link' ) );

// commenting links
			add_filter( 'post_comments_feed_link', array( $this, 'post_comments_feed_link' ) );
			add_filter( 'trackback_url', array( $this, 'trackback_url' ) );
			add_filter( 'user_trailingslashit', array( $this, 'user_trailingslashit' ), 1, 2 );

add_filter( 'pre_option_home', array( $this, 'pre_option_home' ) );

// Filter custom type archive link (since WP 3.1)
			add_filter( 'post_type_archive_link', array( $this, 'post_type_archive_link_filter' ), 10, 2 );

add_filter( 'author_link', array( $this, 'author_link' ) );

// language negotiation
			add_action( 'query_vars', array( $this, 'query_vars' ) );
			add_filter( 'language_attributes', array( $this, 'language_attributes' ) );
			add_filter( 'locale', array( $this, 'locale_filter' ), 10, 1 );
			add_filter( 'pre_option_page_on_front', array( $this, 'pre_option_page_on_front' ) );
			add_filter( 'pre_option_page_for_posts', array( $this, 'pre_option_page_for_posts' ) );

$sticky_posts_loader = new WPML_Sticky_Posts_Loader( $this );
			$sticky_posts_loader->add_hooks();

add_filter( 'trashed_post', array( $this, 'fix_trashed_front_or_posts_page_settings' ) );
			add_filter( 'delete_post', array( $this, 'fix_trashed_front_or_posts_page_settings' ) );

add_action( 'wp', array( $this, 'set_wp_query' ) );
			add_action( 'personal_options_update', array( $this, 'save_user_options' ) );
			add_action( 'edit_user_profile_update', array( $this, 'save_user_options' ) );

if ( ! is_admin() ) {
				add_action( 'wp_head', array( $this, 'meta_generator_tag' ) );
			}

if ( $this->is_setup_complete() ) {
				$icl_nav_menu = new WPML_Nav_Menu( $this, $wpdb, $wpml_post_translations, $wpml_term_translations );
				$icl_nav_menu->init_hooks();
			}

add_action( 'wp_login', array( $this, 'reset_admin_language_cookie' ) );

$this->handle_head_hreflang();

/**
			 * add extra debug information
			 */
			add_filter( 'icl_get_extra_debug_info', array( $this, 'add_extra_debug_info' ) );

} else {
			add_action(
				'admin_enqueue_scripts',
				function () {
					$this->backend_js( false );
				}
			);
		} //end if the initial language is set - existing_content_language_verified

add_filter( 'core_version_check_locale', array( $this, 'wp_upgrade_locale' ) );

if ( $pagenow === 'post.php' && isset( $_REQUEST['action'], $_GET['post'] ) && $_REQUEST['action'] === 'edit' ) {
			add_action( 'init', '_icl_trash_restore_prompt' );
		}

add_action( 'init', array( $this, 'register_assets' ), 2 );

add_action( 'admin_enqueue_scripts', array( $this, 'js_load' ), 2 ); // enqueue scripts - higher priority
		add_action( 'wp_enqueue_scripts', array( $this, 'js_load' ), 2 ); // enqueue scripts - higher priority
		add_filter( 'url_to_postid', array( $this, 'url_to_postid' ) );
		// cron job to update WPML config index file from CDN
		$xml_config_log_factory = new WPML_XML_Config_Log_Factory();
		$log                    = $xml_config_log_factory->create_log();

if ( $this->is_setup_complete() ) {
			$xml_config_log_notice = $xml_config_log_factory->create_notice();
			$xml_config_log_notice->add_hooks();
		}

$wpml_config_update_integrator = new WPML_Config_Update_Integrator( $log );
		$wpml_config_update_integrator->add_hooks();

add_action( 'core_upgrade_preamble', array( $this, 'update_index_screen' ) );
		add_filter( 'get_search_form', array( $this, 'get_search_form_filter' ) );
		$this->api_hooks();
		add_action( 'wpml_loaded', array( $this, 'load_dependencies' ), 10000 );
		do_action( 'wpml_after_startup' );

// Load adjust count for terms display as translated.
        new WPML_Term_Display_As_Translated_Adjust_Count(
			$this,
			$this->wpdb
		);
	}

/**
	 * @since 3.2
	 */
	public function api_hooks() {
		/**
		 * @deprecated in favour of lowercased namespaces
		 */
		add_filter( 'WPML_get_setting', array( $this, 'filter_get_setting' ), 10, 2 );
		/**
		 * @deprecated in favour of lowercased namespaces
		 */
		add_filter( 'WPML_get_current_language', array( $this, 'get_current_language' ), 10, 0 );
		/**
		 * @deprecated in favour of lowercased namespaces
		 */
		add_filter( 'WPML_get_user_admin_language', array( $this, 'get_user_admin_language_filter' ), 10, 2 );
		/**
		 * @deprecated in favour of lowercased namespaces
		 */
		add_filter( 'WPML_is_admin_action_from_referer', array( $this, 'check_if_admin_action_from_referer' ), 10, 0 );
		/**
		 * @deprecated in favour of lowercased namespaces
		 */
		add_filter( 'WPML_current_user', array( $this, 'get_current_user' ), 10, 0 );

add_filter( 'wpml_get_setting', array( $this, 'filter_get_setting' ), 10, 2 );
		add_action( 'wpml_set_setting', array( $this, 'action_set_setting' ), 10, 3 );
		add_filter( 'wpml_get_language_cookie', array( $this, 'get_language_cookie' ), 10, 0 );
		add_filter( 'wpml_current_language', array( $this, 'get_current_language' ), 10, 0 );
		add_filter( 'wpml_get_user_admin_language', array( $this, 'get_user_admin_language_filter' ), 10, 2 );
		add_filter( 'wpml_is_admin_action_from_referer', array( $this, 'check_if_admin_action_from_referer' ), 10, 0 );
		add_filter( 'wpml_current_user', array( $this, 'get_current_user' ), 10, 0 );

add_filter( 'wpml_new_post_source_id', array( $this, 'get_new_post_source_id' ), 10, 1 );

/**
		 * @uses \SitePress::get_translatable_documents_filter
		 */
		add_filter( 'wpml_translatable_documents', array( $this, 'get_translatable_documents_filter' ), 10, 1 );
		add_filter( 'wpml_is_translated_post_type', array( $this, 'is_translated_post_type_filter' ), 10, 2 );
		add_filter( 'wpml_is_display_as_translated_post_type', array( $this, 'is_display_as_translated_post_type_filter' ), 10, 2 );

add_filter( 'wpml_is_translated_taxonomy', array( $this, 'is_translated_taxonomy_filter' ), 10, 2 );

/**
		 * @deprecated it has a wrong hook tag
		 * @since      3.2
		 */
		add_filter( 'wpml_get_element_translations_filter', array( $this, 'get_element_translations_filter' ), 10, 6 );
		/**
		 * @deprecated it has a wrong hook tag
		 * @since      3.2
		 */
		add_filter( 'wpml_get_element_translations', array( $this, 'get_element_translations_filter' ), 10, 6 );
		add_filter( 'wpml_is_original_content', array( $this, 'is_original_content_filter' ), 10, 3 );
		add_filter( 'wpml_original_element_id', array( $this, 'get_original_element_id_filter' ), 10, 3 );
		add_filter( 'wpml_element_trid', array( $this, 'get_element_trid_filter' ), 10, 3 );

add_filter( 'wpml_is_rtl', array( $this, 'is_rtl' ) );

add_filter( 'wpml_home_url', 'wpml_get_home_url_filter', 10 );
		add_filter( 'wpml_active_languages', 'wpml_get_active_languages_filter', 10, 2 );
		add_filter( 'wpml_display_language_names', 'wpml_display_language_names_filter', 10, 5 );
		add_filter( 'wpml_display_single_language_name', array( $this, 'get_display_single_language_name_filter' ), 10, 2 );
		add_filter( 'wpml_element_link', 'wpml_link_to_element_filter', 10, 7 );
		add_filter( 'wpml_object_id', 'wpml_object_id_filter', 10, 4 );
		add_filter( 'wpml_translated_language_name', 'wpml_translated_language_name_filter', 10, 3 );
		add_filter( 'wpml_default_language', 'wpml_get_default_language_filter', 10, 1 );
		add_filter( 'wpml_post_language_details', 'wpml_get_language_information', 10, 2 );

add_action( 'wpml_add_language_form_field', 'wpml_add_language_form_field_action' );
		add_shortcode( 'wpml_language_form_field', 'wpml_language_form_field_shortcode' );

add_filter( 'wpml_element_translation_type', 'wpml_get_element_translation_type_filter', 10, 3 );
		add_filter( 'wpml_element_has_translations', 'wpml_element_has_translations_filter', 10, 3 );
		add_filter( 'wpml_content_translations', 'wpml_get_content_translations_filter', 10, 3 );
		add_filter( 'wpml_master_post_from_duplicate', 'wpml_get_master_post_from_duplicate_filter' );
		add_filter( 'wpml_post_duplicates', 'wpml_get_post_duplicates_filter' );
		add_filter( 'wpml_element_type', 'wpml_element_type_filter' );

add_filter( 'wpml_setting', 'wpml_get_setting_filter', 10, 3 );
		add_filter( 'wpml_sub_setting', 'wpml_get_sub_setting_filter', 10, 4 );
		add_filter( 'wpml_language_is_active', 'wpml_language_is_active_filter', 10, 2 );

add_action( 'wpml_admin_make_post_duplicates', 'wpml_admin_make_post_duplicates_action', 10, 1 );

add_action( 'wpml_make_post_duplicates', 'wpml_make_post_duplicates_action', 10, 1 );

add_filter( 'wpml_element_language_details', 'wpml_element_language_details_filter', 10, 2 );
		add_action( 'wpml_set_element_language_details', array( $this, 'set_element_language_details_action' ), 10, 1 );
		add_filter( 'wpml_element_language_code', 'wpml_element_language_code_filter', 10, 2 );
		add_filter( 'wpml_elements_without_translations', 'wpml_elements_without_translations_filter', 10, 2 );

add_action( 'wpml_switch_language', 'wpml_switch_language_action', 10, 1 );
	}

function init() {

do_action( 'wpml_before_init' );
		$this->locale_utils->init();
		$this->maybe_set_this_lang();

if ( function_exists( 'w3tc_add_action' ) ) {
			w3tc_add_action( 'w3tc_object_cache_key', 'w3tc_translate_cache_key_filter' );
		}

$this->get_user_preferences();
		$this->set_admin_language();

// Run only if existing content language has been verified, and is front-end or settings are not corrupted
		if ( $this->get_setting( 'existing_content_language_verified' ) ) {
			add_action(
				'wpml_verify_post_translations',
				array(
					$this,
					'verify_post_translations_action',
				),
				10,
				1
			);

if ( 2 === (int) $this->get_setting( 'language_negotiation_type' ) ) {
				add_filter( 'allowed_redirect_hosts', array( $this, 'allowed_redirect_hosts' ) );
			}

$this->move_current_language_to_the_top();

add_filter( 'mod_rewrite_rules', array( $this, 'rewrite_rules_filter' ), 10, 1 );

if (
				is_admin() && $this->get_setting( 'setup_complete' )
				&& ! $this->get_wp_api()
						  ->is_translation_queue_page() && ! $this->get_wp_api()
																  ->is_string_translation_page()
			) {
				// Admin language switcher goes to the WP admin bar
				if ( apply_filters( 'wpml_show_admin_language_switcher', true ) ) {
					add_action( 'wp_before_admin_bar_render', array( $this, 'admin_language_switcher' ) );
				} else {
					$this->set_this_lang( 'all' );
				}
			}
		}

if ( $this->is_rtl() ) {
			$GLOBALS['text_direction'] = 'rtl';
		}

if ( ! wpml_is_ajax()
			 && is_admin()
			 && ! $this->get_setting( 'dont_show_help_admin_notice' )
		) {
			if ( $this->get_setting( 'setup_complete' ) ) {
				WPML_Troubleshooting_Terms_Menu::display_terms_with_suffix_admin_notice();
			} else {
				$page = filter_input( INPUT_GET, 'page', FILTER_SANITIZE_URL );
				if (
					current_user_can( 'manage_options' )
					&& ! Str::includes( 'menu/setup.php', $page )
				) {
					add_action( 'admin_notices', array( $this, 'help_admin_notice' ) );
				}
			}
		}

$short_v = implode( '.', array_slice( explode( '.', ICL_SITEPRESS_VERSION ), 0, 3 ) );
		if ( is_admin() && ( ! isset( $this->settings['hide_upgrade_notice'] ) || $this->get_setting( 'hide_upgrade_notice' ) !== $short_v ) ) {
			add_action( 'admin_notices', array( $this, 'upgrade_notice' ) );
		}

if ( ! defined( 'ICL_LANGUAGE_CODE' ) ) {
			define( 'ICL_LANGUAGE_CODE', $this->this_lang );
		}

$language_details = $this->get_language_details( ICL_LANGUAGE_CODE );

if ( ! defined( 'ICL_LANGUAGE_NAME' ) ) {
			$display_name = isset( $language_details['display_name'] ) ? $language_details['display_name'] : null;
			define( 'ICL_LANGUAGE_NAME', $display_name );
		}

if ( ! defined( 'ICL_LANGUAGE_NAME_EN' ) ) {
			$english_name = isset( $language_details['english_name'] ) ? $language_details['english_name'] : null;
			define( 'ICL_LANGUAGE_NAME_EN', $english_name );
		}

if ( defined( 'WPML_LOAD_API_SUPPORT' ) ) {
			require_once WPML_PLUGIN_PATH . '/inc/wpml-api.php';
		}

add_action( 'wp_footer', array( $this, 'display_wpml_footer' ), 20 );

if ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) {
			add_action( 'xmlrpc_call', array( $this, 'xmlrpc_call_actions' ) );
			add_filter( 'xmlrpc_methods', array( $this, 'xmlrpc_methods' ) );
		}

global $pagenow;

// set language to default and remove language switcher when in Taxonomy Translation page
		// If the page uses AJAX and the language must be forced to default, please use the
		// if ( $pagenow == 'admin-ajax.php' )above
		if ( is_admin()
			 && ( $this->is_taxonomy_related_page()
				  || $this->is_saving_taxonomy_labels() )
		) {
			$this->switch_to_admin_language();
			add_action( 'init', array( $this, 'remove_admin_language_switcher' ) );
		}

/*
		 Posts and new inline created terms, can only be saved in an active language.
		 * Also the content of the post-new.php should always be filtered for one specific
		 * active language, so to display the correct taxonomy terms for selection.
		 */
		if ( $pagenow === 'post-new.php' ) {
			if ( ! $this->is_active_language( $this->get_current_language() ) ) {
				$this->switch_to_admin_language();
			}
		}

// Code to run when reactivating the plugin
		$recently_activated = $this->get_setting( 'just_reactivated' );
		if ( $recently_activated ) {
			add_action( 'init', array( $this, 'rebuild_language_information' ), 1000 );
		}
		if ( is_admin() ) {
			$mo_file_search = new WPML_MO_File_Search( $this );
			add_action( 'after_switch_theme', array( $mo_file_search, 'reload_theme_dirs' ) );
		}

do_action( 'wpml_after_init' );
		do_action( 'wpml_loaded', $this );

if ( isset( $_GET['page'] )
			 && WPML_PLUGIN_FOLDER . '/menu/taxonomy-translation.php' === $_GET['page']
			 && is_admin()
		) {
			$this->taxonomy_translation = new WPML_Taxonomy_Translation( '', array(), new WPML_UI_Screen_Options_Factory( $this ) );
		}

if ( WPML_LANGUAGE_NEGOTIATION_TYPE_DOMAIN === (int) $this->get_setting( 'language_negotiation_type' )
			 && $this->get_setting( 'language_per_domain_sso_enabled', false )
		) {
			$sso = new WPML_Language_Per_Domain_SSO( $this, new WPML_PHP_Functions(), new WPML_Cookie() );
			$sso->init_hooks();
		}
	}

/**
	 * Sets the current language in \SitePress::$this_lang, redirects if
	 * frontend requests point to incomplete or incorrect urls, un-sets the
	 * $_GET['lang'] and $_GET['admin_bar'] values so that upload.php is able to
	 * enqueue 'media-grid' correctly without url parameters breaking its
	 * functionality.
	 */
	public function maybe_set_this_lang() {
		/** @var WPML_Request $wpml_request_handler */
		global $wpml_request_handler, $pagenow, $wpml_language_resolution, $mode;

$isLoadingATEAutomaticTranslationWidget = strpos( $_SERVER['REQUEST_URI'], 'ate-widget' );
		if ( ! defined( 'WP_ADMIN' ) && isset( $_SERVER['HTTP_HOST'] ) && ! empty( $_SERVER['HTTP_HOST'] ) && $_SERVER['HTTP_HOST'] && ! defined( 'WP_CLI' ) && did_action( 'init' ) && ! $isLoadingATEAutomaticTranslationWidget ) {
			require_once WPML_PLUGIN_PATH . '/classes/request-handling/redirection/wpml-frontend-redirection.php';
			/** @var \WPML\Language\Detection\Frontend $wpml_request_handler */
			$redirect_helper = _wpml_get_redirect_helper();
			$redirection     = new WPML_Frontend_Redirection(
				$this,
				$wpml_request_handler,
				$redirect_helper,
				$wpml_language_resolution
			);
			$this->set_this_lang( $redirection->maybe_redirect() );
		} else {
			$this->set_this_lang( $wpml_request_handler->get_requested_lang() );
		}

/**
		 * Save language code in cookies when wpml_should_skip_saving_language_in_cookies filter hook returns FALSE
		 * @see https://onthegosystems.myjetbrains.com/youtrack/issue/wpmldev-1544
		 */
		if ( ! apply_filters( 'wpml_should_skip_saving_language_in_cookies', false ) ) {
			$wpml_request_handler->set_language_cookie( $this->this_lang );
		}

if ( $pagenow === 'upload.php' && isset( $mode ) && 'grid' === $mode ) {
			$_GET['lang']      = null;
			$_GET['admin_bar'] = null;
		}
	}

function load_dependencies() {
		do_action( 'wpml_load_dependencies' );
	}

/**
	 * Sets up all term/taxonomy actions for use outside Translations Management or the Post Edit screen
	 */
	function set_term_filters_and_hooks() {
		// The delete filter only ensures the synchronizing of delete actions between translations of a term.
		add_action( 'delete_term', array( $this, 'delete_term' ), 1, 3 );
		add_action( 'set_object_terms', array( 'WPML_Terms_Translations', 'set_object_terms_action' ), 10, 6 );

// filters terms by language for the term/tag-box autoselect
		if ( ( isset( $_GET['action'] ) && 'ajax-tag-search' === $_GET['action'] ) || ( isset( $_POST['action'] ) && 'get-tagcloud' === $_POST['action'] ) ) {
			add_filter( 'get_terms', array( 'WPML_Terms_Translations', 'get_terms_filter' ), 10, 2 );
		}

add_filter( 'terms_clauses', array( $this, 'terms_clauses' ), 10, 3 );
		add_action( 'create_term', array( $this, 'create_term' ), 1, 3 );
		add_action( 'edit_term', array( $this, 'create_term' ), 1, 3 );
		add_filter( 'get_terms_args', array( $this, 'get_terms_args_filter' ), 10, 2 );
		add_filter( 'get_edit_term_link', array( $this, 'get_edit_term_link' ), 1, 4 );
		add_action( 'deleted_term_relationships', array( $this, 'deleted_term_relationships' ), 10, 3 );
		add_action( 'wp_ajax_icl_repair_broken_type_and_language_assignments', 'icl_repair_broken_type_and_language_assignments' );
		// adjust queried categories and tags ids according to the language
		if ( (bool) $this->get_setting( 'auto_adjust_ids' ) ) {
			add_action( 'wp_list_pages_excludes', array( $this, 'adjust_wp_list_pages_excludes' ) );
			if ( (! $this->get_wp_api()
						->is_admin()
				 || $this->get_wp_api()
						 ->constant( 'DOING_AJAX' ))
				    && ! wpml_is_rest_request()
			) {
				add_filter( 'get_term', array( $this, 'get_term_adjust_id' ), 1, 1 );
				add_action( 'edited_term', array( $this, 'edited_term_action' ) );
				add_filter( 'get_pages', array( $this, 'get_pages_adjust_ids' ), 1, 2 );
			}
		}
		add_action( 'clean_term_cache', array( $this, 'clear_elements_cache' ), 10, 2 );

}

function remove_admin_language_switcher() {
		remove_action( 'wp_before_admin_bar_render', array( $this, 'admin_language_switcher' ) );
	}

function rebuild_language_information() {
		$this->set_setting( 'just_reactivated', 0 );
		$this->save_settings();
		/** @var TranslationManagement $iclTranslationManagement */
		global $iclTranslationManagement;
		if ( $iclTranslationManagement ) {
			$iclTranslationManagement->add_missing_language_information();
		}
	}

function setup() {
		$setup_complete = $this->get_setting( 'setup_complete' );
		if ( ! $setup_complete ) {
			$this->set_setting( 'setup_complete', false );
		}

return $setup_complete;
	}

public function user_lang_by_authcookie() {
		global $current_user;

if ( ! isset( $current_user ) ) {
			$username = '';
			if ( function_exists( 'wp_parse_auth_cookie' ) ) {
				$cookie_data = wp_parse_auth_cookie();
				$username    = isset( $cookie_data['username'] ) ? $cookie_data['username'] : null;
			}
			$user_obj = new WP_User( 0, $username );
		} else {
			$user_obj = $current_user;
		}
		$user_id   = isset( $user_obj->ID ) ? $user_obj->ID : 0;
		$user_lang = $this->get_user_admin_language( $user_id );
		$user_lang = $user_lang ? $user_lang : $this->get_current_language();

return $user_lang;
	}

function get_current_user() {
		global $current_user;

return $current_user !== null ? $current_user : new WP_User();
	}

function ajax_setup() {
		require_once WPML_PLUGIN_PATH . '/ajax.php';
	}

function check_if_admin_action_from_referer() {
		$referer = isset( $_SERVER['HTTP_REFERER'] ) ? $_SERVER['HTTP_REFERER'] : '';

return strpos( $referer, strtolower( admin_url() ) ) === 0;
	}

/**
	 * Check translation mangement column screen option.
	 *
	 * @param string $post_type Current post type.
	 *
	 * @return bool
	 */
	public function show_management_column_content( $post_type ) {
		$custom_columns = new WPML_Custom_Columns( $this );

return $custom_columns->show_management_column_content( $post_type );
	}

function initialize_cache() {
		require_once WPML_PLUGIN_PATH . '/inc/cache.php';
	}

/**
	 * @return icl_cache
	 */
	function get_translations_cache() {
		if ( ! isset( $this->icl_translations_cache ) ) {
			$this->icl_translations_cache = new icl_cache();
		}

return $this->icl_translations_cache;
	}

/**
	 * @return icl_cache
	 */
	function get_language_name_cache() {
		if ( ! $this->icl_language_name_cache ) {
			$this->icl_language_name_cache = new icl_cache( 'language_name', true );
		}

return $this->icl_language_name_cache;
	}

public function set_admin_language( $admin_language = false ) {
		$default_language     = $this->get_default_language();
		$this->admin_language = $admin_language ? $admin_language : $this->user_lang_by_authcookie();

$lang_codes = array_keys( $this->get_languages() );
		if ( (bool) $this->admin_language === true && ! in_array( $this->admin_language, $lang_codes, true ) ) {
			delete_user_meta( $this->get_current_user()->ID, 'icl_admin_language' );
		}
		if ( empty( $this->settings['admin_default_language'] ) || ! in_array(
			$this->settings['admin_default_language'],
			array_merge( $lang_codes, array( '_default_' ) ),
			true
		)
		) {
			$this->settings['admin_default_language'] = '_default_';
			$this->save_settings();
		}

if ( ! $this->admin_language ) {
			$this->admin_language = $this->settings['admin_default_language'];
		}
		if ( $this->admin_language === '_default_' && $default_language ) {
			$this->admin_language = $default_language;
		}
	}

function get_admin_language() {
		$current_user = $this->get_current_user();
		if (
			( ! empty( $current_user->ID ) && $this->get_wp_api()
												->get_user_meta(
													$current_user->ID,
													'icl_admin_language_for_edit',
													true
												) && $this->is_post_edit_screen() )
			|| $this->is_wpml_switch_language_triggered()
		) {
			$admin_language = $this->get_current_language();
		} else {
			$admin_language = $this->user_lang_by_authcookie();
		}

return $admin_language;
	}

public function is_wpml_switch_language_triggered() {
		return isset( $GLOBALS['icl_language_switched'] ) ? true : false;
	}

/**
	 * @return bool
	 */
	function is_post_edit_screen() {
		global $pagenow;

$action = isset( $_GET['action'] ) ? $_GET['action'] : '';

return $pagenow === 'post-new.php' || ( $pagenow === 'post.php' && ( 0 === strcmp( $action, 'edit' ) ) );
	}

function get_user_admin_language_filter( $value, $user_id ) {
		return $this->get_user_admin_language( $user_id );
	}

function get_user_admin_language( $user_id, $reload = false ) {
		$user_admin_language = new WPML_User_Admin_Language( $this );

return $user_admin_language->get( $user_id, $reload );
	}

/**
	 * @todo rename this method, has it has nothing to do with the menus
	 */
	function administration_menu() {
		if ( ! $this->is_setup_complete() ) {
			$this->check_and_display_missing_records_notice();
		}
	}

private function check_and_display_missing_records_notice() {
		if ( ! $this->is_troubleshooting_page() && ! SitePress_Setup::languages_table_is_complete() ) {
			$troubleshooting_url  = admin_url( 'admin.php?page=' . WPML_PLUGIN_FOLDER . '/menu/troubleshooting.php' );
			$troubleshooting_link = '<a href="'
									. $troubleshooting_url
									. '" title="'
									. esc_attr(
										__(
											'Troubleshooting',
											'sitepress'
										)
									)
									. '">'
									. __( 'Troubleshooting', 'sitepress' )
									. '</a>';
			$message              = '';
			$message             .= __(
				'WPML is missing some records in the languages tables and it cannot fully work until this issue is fixed.',
				'sitepress'
			);
			$message             .= '<br />';
			$message             .= sprintf(
				__(
					'Please go to the %1$s page and click on "%2$s" to fix this problem.',
					'sitepress'
				),
				$troubleshooting_link,
				__(
					'Clear language information and repopulate languages',
					'sitepress'
				)
			);
			$message             .= '<br />';
			$message             .= '<br />';
			$message             .= __( 'This warning will disappear once this issue is fixed.', 'sitepress' );
			ICL_AdminNotifier::removeMessage( 'setup-incomplete' );
			ICL_AdminNotifier::addMessage( 'setup-incomplete', $message, 'error', false, false, false, 'setup', true );
			ICL_AdminNotifier::displayMessages( 'setup' );
		}
	}

function taxonomy_translation_page() {
		$this->taxonomy_translation->render();
	}

/**
	 * @param int|string $blog_id
	 */
	function init_settings( $blog_id ) {
		$blog_id = (int) $blog_id;

if ( ! isset( $this->loaded_blog_id ) || $this->loaded_blog_id != $blog_id ) {
			$this->loaded_blog_id = $blog_id;
			$this->settings       = get_option( 'icl_sitepress_settings' );
			$default_lang_code    = isset( $this->settings['default_language'] ) ? $this->settings['default_language'] : false;
			load_wpml_url_converter( $this->settings, false, $default_lang_code );
		}
	}

/**
	 * @param array|null $settings
	 */
	function save_settings( $settings = null ) {
		if ( null !== $settings ) {
			foreach ( $settings as $k => $v ) {
				if ( is_array( $v ) ) {
					foreach ( $v as $k2 => $v2 ) {
						$this->settings[ $k ][ $k2 ] = $v2;
					}
				} else {
					$this->settings[ $k ] = $v;
				}
			}
		}
		if ( ! empty( $this->settings ) ) {
			update_option( 'icl_sitepress_settings', $this->settings );
		}
		do_action( 'icl_save_settings', $settings );
	}

/**
	 * @since 3.1
	 */
	function get_settings() {
		return $this->settings;
	}

function filter_get_setting( $value, $key ) {
		return $this->get_setting( $key, $value );
	}

/**
	 * @param string     $key
	 * @param mixed|bool $default
	 *
	 * @since 3.1
	 *
	 * @return bool|mixed
	 */
	function get_setting( $key, $default = false ) {
		return wpml_get_setting_filter( $default, $key );
	}

function action_set_setting( $key, $value, $save_now ) {
		$this->set_setting( $key, $value, $save_now );
	}

/**
	 * @param string $key
	 * @param mixed  $value
	 * @param bool   $save_now Immediately update the settings record in the DB
	 *
	 * @since 3.1
	 *
	 * @return bool Always True. If `$save_now === true`, it returns the result of `update_option`
	 */
	function set_setting( $key, $value, $save_now = false ) {
		return icl_set_setting( $key, $value, $save_now );
	}

return $this->user_preferences;
	}

function set_user_preferences( $value ) {
		$this->user_preferences = $value;
	}

function save_user_preferences() {
		update_user_meta( $this->get_current_user()->ID, '_icl_preferences', $this->user_preferences );
	}

/**
	 * @param string $option_name
	 *
	 * @return mixed|null
	 * @deprecated Use \SitePress::get_setting instead
	 *
	 */
	public function get_option( $option_name ) {
		return $this->get_setting( $option_name, null );
	}

function verify_settings() {

$verify_settings                          = new WPML_Verify_SitePress_Settings( $this->get_wp_api() );
		list( $this->settings, $update_settings ) = $verify_settings->verify( $this->settings );

if ( $update_settings ) {
			$this->save_settings();
		}
	}

/**
	 * @param bool   $refresh
	 * @param bool   $major_first
	 * @param string $order_by
	 *
	 * @return array<string,string>
	 */
	function get_active_languages( $refresh = false, $major_first = false, $order_by = 'english_name' ) {
		/** @var WPML_Request $wpml_request_handler */
		global $wpml_request_handler;

$in_language = defined( 'WP_ADMIN' ) && $this->admin_language ? $this->admin_language : null;
		$in_language = $in_language === null ? $this->get_current_language() : $in_language;
		$in_language = $in_language ? $in_language : $this->get_default_language();

$active_languages       = $this->get_languages( $in_language, true, $refresh, $major_first, $order_by );
		$active_languages       = isset( $active_languages[ $in_language ] ) ? $active_languages : $this->get_languages( $in_language, true, true, $major_first, $order_by );
		$active_languages       = $active_languages ? $active_languages : array();
		$this->active_languages = $wpml_request_handler->show_hidden() ? $active_languages : array_diff_key( $active_languages, array_fill_keys( $this->get_setting( 'hidden_languages', array() ), 1 ) );

return $this->active_languages;
	}

/**
	 * Returns an input array of languages, that are in the form of associative arrays,
	 * ordered by the user-chosen language order
	 *
	 * @param array[] $languages
	 *
	 * @return array[]
	 */
	function order_languages( $languages ) {

$ordered_languages = array();
		if ( isset( $this->settings['languages_order'] ) && is_array( $this->settings['languages_order'] ) ) {
			foreach ( $this->settings['languages_order'] as $code ) {
				if ( isset( $languages[ $code ] ) ) {
					$ordered_languages[ $code ] = $languages[ $code ];
					unset( $languages[ $code ] );
				}
			}
		} else {
			// initial save
			$iclsettings['languages_order'] = array_keys( $languages );
			$this->save_settings( $iclsettings );
		}

if ( ! empty( $languages ) ) {
			foreach ( $languages as $code => $lang ) {
				$ordered_languages[ $code ] = $lang;
			}
		}

return $ordered_languages;
	}

/**
	 * @param string $lang_code
	 * Checks if a given language code belongs to a currently active language.
	 *
	 * @return bool
	 */
	function is_active_language( $lang_code ) {
		$result           = false;
		$active_languages = $this->get_active_languages();
		foreach ( $active_languages as $lang ) {
			if ( $lang_code == $lang['code'] ) {
				$result = true;
				break;
			}
		}

return $result;
	}

public function get_languages( $lang = false, $active_only = false, $refresh = false, $major_first = false, $order_by = 'english_name' ) {
		$res = false;
		if ( ! $lang ) {
			$lang = $this->get_default_language();
		}

if ( $active_only && ! $refresh ) {
			$res = $this->get_language_name_cache()
						->get( 'in_language_' . $lang . '_' . $major_first . '_' . $order_by );
		}

if ( ! $res && ! $active_only && ! $refresh ) {
			$res = $this->get_language_name_cache()
						->get( 'all_language_' . $lang . '_' . $major_first . '_' . $order_by );
		}

if ( ! $res ) {
			$setup_instance = wpml_get_setup_instance();
			$res            = $setup_instance->refresh_active_lang_cache( $lang, $active_only, $major_first, $order_by );
		}

return $res;
	}

function get_language_details( $code ) {
		if ( ! $code ) {
			return false;
		}

$displayLanguageCode   = $this->get_wp_api()->is_front_end() ? $code : $this->admin_language;
		$details = $this->get_language_name_cache()->get( 'language_details_' . $code . $displayLanguageCode );

return $details ?: Obj::propOr( false, $code, $this->get_languages( $displayLanguageCode ) );
	}

function get_language_code( $english_name ) {
		$query = $this->wpdb->prepare( " SELECT code FROM {$this->wpdb->prefix}icl_languages WHERE english_name = %s LIMIT 1", $english_name );
		$code  = $this->wpdb->get_var( $query );

return $code;
	}

function get_language_code_from_locale( $locale ) {
		$query = $this->wpdb->prepare( " SELECT code FROM {$this->wpdb->prefix}icl_languages WHERE default_locale = %s LIMIT 1", $locale );
		$code  = $this->wpdb->get_var( $query );

return $code;
	}

function get_locale_from_language_code( $code ) {
		$query  = $this->wpdb->prepare( " SELECT default_locale FROM {$this->wpdb->prefix}icl_languages WHERE code = %s LIMIT 1", $code );
		$locale = $this->wpdb->get_var( $query );

return $locale;
	}

function get_default_language() {

return isset( $this->settings['default_language'] ) ? $this->settings['default_language'] : false;
	}

private function is_valid_language( $language ) {

$active_languages = $this->active_languages;

if ( ! $active_languages ) {
			$active_languages = $this->get_languages();
		}

$is_wp_cli_request = defined( 'WP_CLI' ) && WP_CLI;
		$is_admin          = $this->get_wp_api()->is_admin();

return isset( $active_languages[ $language ] ) || ( 'all' === $language && ( $is_admin || $is_wp_cli_request ) );
	}

private function set_this_lang( $new_value ) {
		if ( $this->is_valid_language( $new_value ) ) {
			$this->this_lang = $new_value;
		}
	}

public function get_this_lang() {
		return $this->this_lang;
	}

function get_current_language() {
		/**
		 * @var WPML_Request             $wpml_request_handler
		 * @var WPML_Language_Resolution $wpml_language_resolution
		 */
		global $wpml_request_handler, $wpml_language_resolution;

if ( ! $this->this_lang ) {
			$this->set_this_lang( $wpml_request_handler->get_requested_lang() );
		}
		if ( ! $this->this_lang ) {
			$this->set_this_lang( $this->get_default_language() );
		}

return $wpml_language_resolution->current_lang_filter( $this->this_lang, $wpml_request_handler );
	}

/**
	 * Switches whole site to the given language or back to the current language
	 * that was set when first calling this function.
	 *
	 * @param null|string $code        language code to switch into, will revert to
	 *                                 initial language if null is given
	 * @param bool|string $cookie_lang optionally also switch the cookie language
	 *                                 to the value given
	 */
	public function switch_lang( $code = null, $cookie_lang = false ) {
		/**
		 * @var WPML_Request             $wpml_request_handler
		 * @var WPML_Language_Resolution $wpml_language_resolution
		 */
		global $wpml_language_resolution, $wpml_request_handler;

WPML_Non_Persistent_Cache::flush_group( [ 'WPML_String_Translation', 'icl_get_string_translations_by_id' ] );

$this->original_language = $this->original_language === null
			? $this->get_current_language() : $this->original_language;
		if ( is_null( $code ) ) {
			$this->set_this_lang( $this->original_language );
			if ( ! empty( $this->original_language_cookie ) ) {
				$wpml_request_handler->set_language_cookie( $this->original_language_cookie );
				$this->original_language_cookie = false;
			}
		} else {
			if ( $code === 'all' || in_array( $code, $wpml_language_resolution->get_active_language_codes(), true ) ) {
				$this->set_this_lang( $code );
			}
			if ( $cookie_lang ) {
				$this->original_language_cookie = $wpml_request_handler->get_cookie_lang();
				$wpml_request_handler->set_language_cookie( $code );
			}
		}
		if ( $code ) {
			$GLOBALS['icl_language_switched'] = true;
		} else {
			unset( $GLOBALS['icl_language_switched'] );
		}
		do_action( 'wpml_language_has_switched', $code, $cookie_lang, $this->original_language );
	}

function set_default_language( $code ) {
		$previous_default = $this->get_setting( 'default_language' );
		$this->set_setting( 'default_language', $code );
		$this->set_setting( 'admin_default_language', $code );
		$this->save_settings();

do_action( 'icl_after_set_default_language', $code, $previous_default );

// change WP locale
		$locale = $this->get_locale( $code );
		if ( $locale ) {
			update_option( 'WPLANG', $locale );
		}

$user_language = new WPML_User_Language( $this );
		$user_language->sync_default_admin_user_languages();

return $code !== 'en' && ! file_exists( WP_LANG_DIR . '/' . $locale . '.mo' ) ? 1 : true;
	}

/**
	 * Hooked to `init`
	 */
	function register_assets() {
		global $wpdb, $wpml_post_translations, $wpml_term_translations;

$page                  = filter_input( INPUT_GET, 'page' );
		$page                  = $page !== null ? basename( $_GET['page'] ) : null;
		$page_basename         = $page === null ? '' : preg_replace(
			'/[^\w-]/',
			'',
			str_replace( '.php', '', $page )
		);
		$this->scripts_handler = new WPML_Admin_Scripts_Setup(
			$wpdb,
			$this,
			$wpml_post_translations,
			$wpml_term_translations,
			(string) $page_basename
		);

$this->scripts_handler->register_styles();
	}

/**
	 * Hooked to `admin_enqueue_scripts` AND `wp_enqueue_scripts`
	 */
	function js_load() {
		global $pagenow, $wpdb, $wpml_post_translations, $wpml_term_translations;

if ( is_admin() && ! defined( 'DOING_AJAX' ) && ! wpml_is_rest_request() && empty( $_GET['legacy-widget-preview'] ) ) {

$this->scripts_handler->add_admin_hooks();

if ( $this->is_post_edit_script_allowed() ) {
				wp_register_script( 'sitepress-post-edit-tags', ICL_PLUGIN_URL . '/res/js/post-edit-terms.js', array( 'jquery' ) );
				$post_edit_messages = array(
					'switch_language_title'   => __( 'You are about to change the language of {post_name}.', 'sitepress' ),
					'switch_language_alert'   => __( 'All categories and tags will be translated if possible.', 'sitepress' ),
					'connection_loss_alert'   => __( 'The following terms do not have a translation in the chosen language and will be disconnected from this post:', 'sitepress' ),
					'loading'                 => __( 'Loading Language Data for {post_name}', 'sitepress' ),
					'switch_language_message' => __( 'Please make sure that you\'ve saved all the changes. We will have to reload the page.', 'sitepress' ),
					'switch_language_confirm' => __( 'Do you want to continue?', 'sitepress' ),
					'_nonce'                  => wp_create_nonce( 'wpml_switch_post_lang_nonce' ),
					'empty_post_title'        => __( '(No title for this post yet)', 'sitepress' ),
					'ok_button_label'         => __( 'OK', 'sitepress' ),
					'cancel_button_label'     => __( 'Cancel', 'sitepress' ),
					'_get_default_lang_nonce' => wp_create_nonce( 'wpml_get_default_lang' ),
				);
				wp_localize_script( 'sitepress-post-edit-tags', 'icl_post_edit_messages', $post_edit_messages );
				wp_enqueue_script( 'sitepress-post-edit-tags' );
			}

if ( isset( $_SERVER['SCRIPT_NAME'] ) && strpos( $_SERVER['SCRIPT_NAME'], 'edit.php' ) ) {
				wp_register_script( 'sitepress-post-list-quickedit', ICL_PLUGIN_URL . '/res/js/post-list-quickedit.js', array( 'jquery' ) );
				wp_enqueue_script( 'sitepress-post-list-quickedit' );
			}

wp_register_script( 'wpml-purify', ICL_PLUGIN_URL . '/dist/js/domPurify/app.js', [], ICL_SITEPRESS_VERSION );
			wp_register_script( 'sitepress-scripts', ICL_PLUGIN_URL . '/res/js/scripts.js', [ 'jquery', 'jquery-ui-dialog', 'wpml-purify' ], ICL_SITEPRESS_VERSION );
			wp_localize_script( 'sitepress-scripts', 'wpml_core_strings', [
				'dialogCloseText' => __( 'Close', 'sitepress' ),
			] );
			wp_enqueue_script( 'sitepress-scripts' );

if ( isset( $page_basename ) && file_exists( WPML_PLUGIN_PATH . '/res/js/' . $page_basename . '.js' ) ) {
				$dependencies         = array();
				$localization         = false;
				$color_picker_handler = 'wp-color-picker';
				switch ( $page_basename ) {
					case 'languages':
						$dependencies[] = $color_picker_handler;
						$dependencies[] = 'sitepress-scripts';
						$dependencies[] = 'wpml-domain-validation';
						$dependencies[] = 'jquery-ui-dialog';
						break;
					case 'troubleshooting':
						$dependencies [] = 'jquery-ui-dialog';
						$localization    = array(
							'object_name' => 'troubleshooting_strings',
							'strings'     => array(
								'success_1'                => __( 'Post type and source language assignment have been fixed for ', 'sitepress' ),
								'success_2'                => __( ' elements', 'sitepress' ),
								'no_problems'              => __( 'No errors were found in the assignment of post types.', 'sitepress' ),
								'suffixesRemoved'          => __( 'Language suffixes were removed from the selected terms.', 'sitepress' ),
								'done'                     => __( 'Done', 'sitepress' ),
								'termNamesNonce'           => wp_create_nonce( 'update_term_names_nonce' ),
								'cacheClearNonce'          => wp_create_nonce( 'cache_clear' ),
								'brokenTypeNonce'          => wp_create_nonce( 'broken_type_nonce' ),
								'syncPostsTaxNonce'        => wp_create_nonce( WPML_Troubleshoot_Action::SYNC_POSTS_TAXONOMIES_SLUG ),
								'removeNotificationsNonce' => wp_create_nonce( 'icl_remove_notifications' ),
								'restoreNotificationsNonce' => wp_create_nonce( 'icl_restore_notifications' ),
							),
						);
						wp_enqueue_style( 'wp-jquery-ui-dialog' );
						break;
					case 'menus-sync':
						$localization = array(
							'object_name' => 'menus_sync',
							'strings'     => array(
								'text1' => esc_html__( "Your menu includes custom items, which you need to translate using WPML's String Translation.", 'sitepress' ),
								'text2' => esc_html__( '1. Translate these strings: ', 'sitepress' ),
								'text3' => esc_html__( "2. When you're done translating, return here and run the menu synchronization again. This will use the strings that you translated to update the menus.", 'sitepress' ),
								'menusSyncNonce' => wp_create_nonce( 'wpml_get_links_for_menu_strings_translation' ),
							),
						);
						break;
				}
				$handle = 'sitepress-' . $page_basename;
				wp_register_script( $handle, ICL_PLUGIN_URL . '/res/js/' . $page_basename . '.js', $dependencies, ICL_SITEPRESS_VERSION );
				if ( $localization ) {
					wp_localize_script( $handle, $localization['object_name'], $localization['strings'] );
				}
				if ( in_array( $color_picker_handler, $dependencies ) ) {
					wp_enqueue_style( $color_picker_handler );
				}
				wp_enqueue_script( $handle );
			}

if ( $pagenow == 'edit.php' ) {
				add_action( 'admin_enqueue_scripts', array( $this, 'language_filter' ) );
			}

wp_enqueue_style( 'wpml-select-2', ICL_PLUGIN_URL . '/lib/select2/select2.css' );

}
	}

private function is_post_edit_script_allowed() {
		return (
			isset( $_SERVER['SCRIPT_NAME'] ) &&
			( strpos( $_SERVER['SCRIPT_NAME'], 'post-new.php' ) || strpos( $_SERVER['SCRIPT_NAME'], 'post.php' ) ) ||
			apply_filters( 'wpml_enable_language_meta_box', false )
		);
	}

function backend_js( $setup_complete = true ) {
		wp_register_script( 'sitepress', ICL_PLUGIN_URL . '/res/js/sitepress.js' );
		wp_enqueue_script( 'sitepress' );

$vars = [
			'restUrl'        => untrailingslashit( rest_url() ),
			'restNonce'      => wp_create_nonce( 'wp_rest' ),
			'loadLanguageJs' => ! ( defined( 'ICL_DONT_LOAD_LANGUAGES_JS' ) && ICL_DONT_LOAD_LANGUAGES_JS ),
		];
		if ( $setup_complete ) {
			$vars = array_merge(
				$vars,
				[
					'current_language' => $this->this_lang,
					'icl_home'         => $this->language_url(),
					'ajax_url'         => $this->convert_url( admin_url( 'admin-ajax.php' ), $this->this_lang ),
					'url_type'         => $this->settings['language_negotiation_type'],
				]
			);
		} else {
			$vars = array_merge(
				$vars,
				[
					'current_language' => 'en',
					'icl_home'         => '',
				]
			);
		}

wp_localize_script( 'sitepress', 'icl_vars', $vars );
	}

function rtl_fix() {
		global $wp_styles;
		if ( ! empty( $wp_styles ) && $this->is_rtl() ) {
			$wp_styles->text_direction = 'rtl';
		}
	}

function post_edit_language_options() {
		/** @var TranslationManagement $iclTranslationManagement */
		global $post, $iclTranslationManagement, $post_new_file, $post_type_object, $pagenow;

if ( null === $post || ! $this->get_setting( 'setup_complete', false ) ) {
			return;
		}

$is_preview    = ( isset( $_POST['wp-preview'] ) && $_POST['wp-preview'] === 'dopreview' ) || is_preview();
		$is_attachment = in_array( $pagenow, array( 'upload.php', 'media-upload.php' ), true )
		                 || ( $post && 'attachment' === $post->post_type ) || is_attachment();

if ( $is_attachment || $is_preview ) {
			return;
		}

if ( current_user_can( 'manage_options' ) && \WPML\WP\OptionManager::getOr( false, 'core', 'show_cf_meta_box' ) ) {
			add_meta_box( 'icl_div_config', __( 'Multilingual Content Setup', 'sitepress' ), array(
				$this,
				'meta_box_config'
			), $post->post_type, 'normal', 'low'
			);
		}

if ( filter_input( INPUT_POST, 'icl_action' ) === 'icl_mcs_inline' ) {
			$custom_post_type                                             = filter_input( INPUT_POST, 'custom_post' );
			$translate                                                    = (int) filter_input( INPUT_POST, 'translate' );
			$iclsettings['custom_posts_sync_option'][ $custom_post_type ] = $translate;
			if ( $translate ) {
				$this->verify_post_translations( $custom_post_type );
			}

$custom_taxs_off  = (array) filter_input( INPUT_POST, 'custom_taxs_off', FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY );
			$custom_taxs_on   = (array) filter_input( INPUT_POST, 'custom_taxs_on', FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY );
			$tax_sync_options = array_merge( array_fill_keys( $custom_taxs_on, 1 ), array_fill_keys( $custom_taxs_off, 0 ) );
			foreach ( $tax_sync_options as $key => $setting ) {
				$iclsettings['taxonomies_sync_option'][ $key ] = $setting;
				if ( $setting ) {
					$this->verify_taxonomy_translations( $key );
				}
			}

$cf_names         = (array) filter_input( INPUT_POST, 'cfnames', FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY );
			$cf_vals          = (array) filter_input( INPUT_POST, 'cfvals', FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY );
			$translations     = [];
			$original_post_id = null;

if ( in_array( 1, $cf_vals, false ) ) {
				global $wpml_post_translations;
				$original_post_id = $wpml_post_translations->get_original_element( $post->ID, true );
				$translations     = array_diff( $wpml_post_translations->get_element_translations( $original_post_id ), array( $original_post_id ) );
			}

foreach ( $cf_names as $k => $v ) {
				$custom_field_name    = base64_decode( $v );
				$cf_translation_state = isset( $cf_vals[ $k ] ) ? (int) $cf_vals[ $k ] : 0;
				$iclTranslationManagement->settings['custom_fields_translation'][ $custom_field_name ] = $cf_translation_state;
				$iclTranslationManagement->save_settings();
				/**
				 * Fires after update of custom fields synchronisation preferences on the post edit screen
				 */
				do_action( 'wpml_single_custom_field_sync_option_updated', array( $custom_field_name => $cf_translation_state ) );

// sync the custom fields for the current post
				if ( $original_post_id && $translations && 1 === $cf_translation_state ) {
					foreach ( $translations as $translated_id ) {
						$this->sync_custom_field( $original_post_id, $translated_id, $custom_field_name );
					}
				}
			}

$this->save_settings( $iclsettings );
		}

$post_types = array_keys( $this->get_translatable_documents() );
		if ( in_array( $post->post_type, $post_types, true ) ) {
			add_meta_box(
				WPML_Meta_Boxes_Post_Edit_HTML::WRAPPER_ID,
				__( 'Language', 'sitepress' ),
				array(
					$this,
					'meta_box',
				),
				(string) $post->post_type,
				/** This filter is documented in sitepress-multilingual-cms/inc/post-translation/wpml-root-page-actions.class.php */
				apply_filters( 'wpml_post_edit_meta_box_context', 'side', WPML_Meta_Boxes_Post_Edit_HTML::WRAPPER_ID ),
				apply_filters( 'wpml_post_edit_meta_box_priority', 'high' )
			);
		}

// Fix the "Add new" button adding the language argument, so to create new content in the same language
		if ( isset( $post_new_file, $post_type_object ) && $this->is_translated_post_type( $post_type_object->name ) ) {
			$post_language = $this->get_language_for_element( $post->ID, 'post_' . $post_type_object->name );
			$post_new_file = add_query_arg( array( 'lang' => $post_language ), $post_new_file );
		}
	}

function set_element_language_details_action( $args ) {
		$element_id           = $args['element_id'];
		$element_type         = isset( $args['element_type'] ) ? $args['element_type'] : 'post_post';
		$trid                 = $args['trid'];
		$language_code        = $args['language_code'];
		$source_language_code = isset( $args['source_language_code'] ) ? $args['source_language_code'] : null;
		$check_duplicates     = isset( $args['check_duplicates'] ) ? $args['check_duplicates'] : true;
		$result               = $this->set_element_language_details( $element_id, $element_type, $trid, $language_code, $source_language_code, $check_duplicates );
		$args['result']       = $result;
	}

/**
	 * @param int         $el_id the element's ID (for terms we use the `term_taxonomy_id`)
	 * @param string      $el_type
	 * @param int         $trid
	 * @param string      $language_code
	 * @param null|string $src_language_code
	 * @param bool        $check_duplicates
	 *
	 * @return bool|int|null|string
	 */
	public function set_element_language_details(
		$el_id,
		$el_type,
		$trid,
		$language_code,
		$src_language_code = null,
		$check_duplicates = true
	) {
		if ( ! $this->language_setter ) {
			$this->language_setter = new WPML_Set_Language(
				$this,
				$this->wpdb,
				$this->post_translation,
				$this->term_translation
			);
		}

return $this->language_setter->set(
			$el_id,
			$el_type,
			$trid,
			$language_code,
			$src_language_code,
			$check_duplicates
		);
	}

public function delete_orphan_element( $element_id, $element_type, $target_language ) {
		$this->delete_element_translation(
			$this->get_element_trid( $element_id, $element_type ),
			$element_type,
			$target_language,
			true
		);
	}

function delete_element_translation( $trid, $element_type, $language_code = false, $orphan_translation_only = false ) {
		$result = false;

if ( $trid !== false && is_numeric( $trid ) && $element_type !== false && is_string( $trid ) ) {
			$delete_where   = array(
				'trid'         => $trid,
				'element_type' => $element_type,
			);
			$delete_formats = array( '%d', '%s' );

if ( $language_code ) {
				$delete_where['language_code'] = $language_code;
				$delete_formats[]              = '%s';
			}
			if ( $orphan_translation_only ) {
				$delete_where['element_id'] = null;
			}

$context     = explode( '_', $element_type );
			$update_args = array(
				'trid'         => $trid,
				'element_type' => $element_type,
				'context'      => $context[0],
			);

do_action( 'wpml_translation_update', array_merge( $update_args, array( 'type' => 'before_delete' ) ) );

$result = $this->wpdb->delete( $this->wpdb->prefix . 'icl_translations', $delete_where, $delete_formats );

do_action( 'wpml_translation_update', array_merge( $update_args, array( 'type' => 'after_delete' ) ) );

$this->get_translations_cache()
			     ->clear();
		}

return $result;
	}

/**
	 * @param int    $el_id
	 * @param string $el_type
	 *
	 * @return \stdClass
	 */
	function get_element_language_details( $el_id, $el_type = 'post_post' ) {
		$details = false;
		if ( $el_id ) {
			if ( strpos( $el_type, 'post_' ) === 0 ) {
				$details = $this->post_translation->get_element_language_details( $el_id, OBJECT );
			}
			if ( strpos( $el_type, 'tax_' ) === 0 ) {
				$details = $this->term_translation->get_element_language_details( $el_id, OBJECT );
			}
			if ( ! $details ) {
				$cache_key      = $el_id . ':' . $el_type;
				$cache_group    = 'element_language_details';
				$cached_details = wp_cache_get( $cache_key, $cache_group );
				if ( $cached_details ) {
					return $cached_details;
				}
				if ( $this->get_translations_cache()
						  ->has_key( $el_id . $el_type ) ) {
					return $this->get_translations_cache()
								->get( $el_id . $el_type );
				}
				$details_query   = "
				SELECT trid, language_code, source_language_code
				FROM {$this->wpdb->prefix}icl_translations
				WHERE element_id=%d AND element_type=%s
				";
				$details_prepare = $this->wpdb->prepare( $details_query, array( $el_id, $el_type ) );
				$details         = $this->wpdb->get_row( $details_prepare );
				$this->get_translations_cache()
					 ->set( $el_id . $el_type, $details );

wp_cache_add( $cache_key, $details, $cache_group );
			}
		}

return $details;
	}

public function sync_custom_field( $post_id_from, $post_id_to, $meta_key ) {
		$sync_custom_fields = new WPML_Sync_Custom_Fields(
			new WPML_Translation_Element_Factory( $this ),
			array( $meta_key )
		);
		$sync_custom_fields->sync_custom_field( $post_id_from, $post_id_to, $meta_key );
	}

function copy_custom_fields( $post_id_from, $post_id_to ) {
		$custom_fields_to_copy = $this->get_custom_fields_translation_settings( WPML_COPY_CUSTOM_FIELD );
		$custom_fields_from    = get_post_meta( $post_id_from );
		$custom_fields_to      = get_post_meta( $post_id_to );

foreach ( $custom_fields_to_copy as $meta_key ) {
			$meta_from = isset( $custom_fields_from[ $meta_key ] ) ? $custom_fields_from[ $meta_key ] : [];
			$meta_to   = isset( $custom_fields_to[ $meta_key ] ) ? $custom_fields_to[ $meta_key ] : [];

if ( $meta_from || $meta_to ) {
				$this->sync_custom_field( $post_id_from, $post_id_to, $meta_key );
			}
		}

$sync_deleted_fields = false;
		/**
		 * This filter hook determines whether we should sync deleted custom
		 * fields to translations.
		 *
		 * @since 4.4.9
		 *
		 * @param bool $sync_deleted_fields True if we should sync deleted custom fields (the default is false).
		 *
		 * @return bool
		 */
		if ( apply_filters( 'wpml_sync_deleted_custom_fields', $sync_deleted_fields ) && $custom_fields_from && $custom_fields_to ) {
			$if_deleted_in_source_and_still_in_target = Logic::allPass(
				[
					Obj::prop( Fns::__, $custom_fields_to ),
					pipe( Obj::prop( Fns::__, $custom_fields_from ), Logic::not() ),
				]
			);

wpml_collect( $this->get_custom_fields_translation_settings( WPML_TRANSLATE_CUSTOM_FIELD ) )
				->filter( $if_deleted_in_source_and_still_in_target )
				->map(
					function ( $meta_key ) use ( $post_id_from, $post_id_to ) {
						$this->sync_custom_field( $post_id_from, $post_id_to, $meta_key );
					}
				);
		}

}

/**
	 * @param int|string $mode
	 *
	 * @return array
	 */
	public function get_custom_fields_translation_settings( $mode ) {
		$custom_fields_for_mode = [];
		$tm_settings            = wpml_load_core_tm()->get_settings();

if ( isset( $tm_settings['custom_fields_translation'] ) ) {
			foreach ( $tm_settings['custom_fields_translation'] as $meta_key => $option ) {
				if ( $option == $mode ) {
					$custom_fields_for_mode[] = $meta_key;
				}
			}
		}

return $custom_fields_for_mode;
	}

/**
	 * This method does nothing and is only there as a placeholder for backward compatibility with old Types versions!
	 *
	 * @param int    $meta_id
	 * @param int    $object_id
	 * @param string $meta_key
	 * @param mixed  $_meta_value
	 *
	 * @deprecated Since WPML 3.1.9
	 *
	 */
	function update_post_meta( $meta_id, $object_id, $meta_key, $_meta_value ) {
		return;
	}

/**
	 * This method does nothing and is only there as a placeholder for backward compatibility with old Types versions!
	 *
	 * @deprecated Since WPML 3.1.9
	 *
	 * @param int $meta_id
	 */
	function delete_post_meta( $meta_id ) {
		return;
	}

/* Custom fields synchronization - END */

function get_element_translations_filter( $value, $trid, $el_type = 'post_post', $skip_empty = false, $all_statuses = false, $skip_cache = false ) {
		return $this->get_element_translations( $trid, $el_type, $skip_empty, $all_statuses, $skip_cache );
	}

public function get_original_element_id_filter( $empty, $element_id, $element_type = 'post_post' ) {
		$original_element_id = $this->get_original_element_id( $element_id, $element_type );

return $original_element_id;
	}

public function get_element_trid_filter( $empty, $element_id, $element_type = 'post_post' ) {
		$trid = $this->get_element_trid( $element_id, $element_type );

return $trid;
	}

function is_original_content_filter( $default, $element_id, $element_type = 'post_post' ) {
		$is_original_content = $default;

$trid = $this->get_element_trid( $element_id, $element_type );

$translations = $this->get_element_translations( $trid, $element_type );

if ( $translations ) {
			foreach ( $translations as $language_code => $translation ) {
				if ( $translation->element_id == $element_id ) {
					$is_original_content = $translation->original;
					break;
				}
			}
		}

return $is_original_content;
	}

/**
	 * @param int    $trid
	 * @param string $el_type Use comment, post, page, {custom post time name}, nav_menu, nav_menu_item, category, post_tag, etc. (prefixed with 'post_', 'tax_', or nothing for 'comment')
	 * @param bool   $skip_empty
	 * @param bool   $all_statuses
	 * @param bool   $skip_cache
	 * @param bool   $skip_recursions
     * @param bool   $skipPrivilegeChecking
	 *
	 * @return array<string,\stdClass>
	 */
	function get_element_translations( $trid, $el_type = 'post_post', $skip_empty = false, $all_statuses = false, $skip_cache = false, $skip_recursions = false, $skipPrivilegeChecking = false ) {
		$wpml_translations                  = new WPML_Translations( $this );
		$wpml_translations->skip_empty      = $skip_empty;
		$wpml_translations->all_statuses    = $all_statuses;
		$wpml_translations->skip_cache      = $skip_cache;
		$wpml_translations->skip_recursions = $skip_recursions;

return $wpml_translations->get_translations( $trid, $el_type, $skipPrivilegeChecking );
	}

function clear_elements_cache( $ids, $taxonomy ) {
		$cache = new WPML_WP_Cache( WPML_ELEMENT_TRANSLATIONS_CACHE_GROUP );
		$cache->flush_group_cache();
	}

static function get_original_element_id( $element_id, $element_type = 'post_post', $skip_empty = false, $all_statuses = false, $skip_cache = false ) {
		global $sitepress;

$original_element_id = false;

$trid = $sitepress->get_element_trid( $element_id, $element_type );
		if ( $trid ) {
			$original_element = $sitepress->get_original_element_translation( $trid, $element_type, $skip_empty, $all_statuses, $skip_cache );
			if ( $original_element ) {
				$original_element_id = $original_element->element_id;
			}
		}

return $original_element_id;
	}

public function get_original_element_translation( $trid, $element_type, $skip_empty = false, $all_statuses = false, $skip_cache = false ) {
		$cache_key_args = array_filter( array( $trid, $element_type, $skip_empty, $all_statuses ) );
		$cache_key      = md5( (string) wp_json_encode( $cache_key_args ) );
		$cache_group    = 'original_element';

$original_element = null;
		if ( ! $skip_cache ) {
			$original_element = wp_cache_get( $cache_key, $cache_group );
		}

if ( $original_element ) {
			return $original_element;
		}

$element_translations = $this->get_element_translations( $trid, $element_type, $skip_empty, $all_statuses, $skip_cache );

$original_element = null;
		foreach ( $element_translations as $element_translation ) {
			if ( $element_translation->original ) {
				$original_element = $element_translation;
				break;
			}
		}

if ( $original_element ) {
			wp_cache_set( $cache_key, $original_element, $cache_group );
		}

return $original_element;
	}

/**
	 * @param int    $element_id Use term_taxonomy_id for taxonomies, post_id for posts
	 * @param string $el_type    Use comment, post, page, {custom post time name}, nav_menu, nav_menu_item, category, post_tag, etc. (prefixed with 'post_', 'tax_', or nothing for 'comment')
	 *
	 * @return bool|mixed|null|string
	 */
	function get_element_trid( $element_id, $el_type = 'post_post' ) {
		if ( strpos( $el_type, 'tax_' ) === 0 ) {
			/** @var WPML_Term_Translation $wpml_term_translations */
			global $wpml_term_translations;

return $wpml_term_translations->get_element_trid( $element_id );
		} elseif ( strpos( $el_type, 'post_' ) === 0 ) {
			global $wpml_post_translations;

return $wpml_post_translations->get_element_trid( $element_id );
		} else {
			$cache_key   = $element_id . ':' . $el_type;
			$cache_group = 'element_trid';
			$temp_trid   = wp_cache_get( $cache_key, $cache_group );
			if ( (bool) $temp_trid === true ) {
				return $temp_trid;
			}

$trid_prepared = $this->wpdb->prepare(
				"SELECT trid FROM {$this->wpdb->prefix}icl_translations WHERE element_id=%d AND element_type=%s",
				array( $element_id, $el_type )
			);

$trid = $this->wpdb->get_var( $trid_prepared );

if ( $trid ) {
				wp_cache_add( $cache_key, $trid, $cache_group );
			}
		}

return $trid;
	}

/**
	 * @param int $trid
	 *
	 * @return int|bool
	 */
	static function get_original_element_id_by_trid( $trid ) {
		global $wpdb;

if ( (bool) $trid === true ) {
			$original_element_id_prepared = $wpdb->prepare(
				"SELECT element_id
															 FROM {$wpdb->prefix}icl_translations
															 WHERE trid=%d
															  AND source_language_code IS NULL
															 LIMIT 1",
				$trid
			);

$element_id = $wpdb->get_var( $original_element_id_prepared );
		} else {
			$element_id = false;
		}

return $element_id;
	}

/**
	 * @param int|null|0 $trid
	 *
	 * @return string|null language code
	 */
	static function get_source_language_by_trid( $trid ) {
		if ( ! $trid ) {
			return null;
		}

$getLanguageCodeByTridFromDB = function ( $trid ) {
			return Obj::prop( 'language_code', \WPML\Records\Translations::getSourceByTrid( $trid ) );
		};

$cachedFn = \WPML\LIB\WP\Cache::memorize( 'get_source_language_by_trid', 0, $getLanguageCodeByTridFromDB );

return $cachedFn( (int) $trid );
	}

public function get_element_translations_object( $element_type ) {
		global $wpml_post_translations, $wpml_term_translations, $wpml_cache_factory;

$element_translations = null;
		if ( strpos( $element_type, 'tax_' ) === 0 ) {
			$element_translations = $wpml_term_translations;
		} elseif ( strpos( $element_type, 'post_' ) === 0 ) {
			$element_translations = $wpml_post_translations;
		} else {
			$element_translations = new WPML_Element_Type_Translation( $this->wpdb, $wpml_cache_factory, $element_type );
		}

return $element_translations;
	}

/**
	 * @param int    $element_id   Use term_taxonomy_id for taxonomies, post_id for posts
	 * @param string $element_type Use comment, post, page, {custom post time name}, nav_menu, nav_menu_item, category,
	 *                             post_tag, etc. (prefixed with 'post_', 'tax_', or nothing for 'comment')
	 *
	 * @return null|string
	 */
	function get_language_for_element( $element_id, $element_type = 'post_post' ) {
		$translation_object = $this->get_element_translations_object( $element_type );

return $translation_object->get_element_lang_code( $element_id );
	}

/**
	 * @param string $el_type     Use comment, post, page, {custom post time name}, nav_menu, nav_menu_item, category, post_tag, etc. (prefixed with 'post_', 'tax_', or nothing for 'comment')
	 * @param string $target_lang Target language code
	 * @param string $source_lang Source language code
	 *
	 * @return array
	 */
	function get_elements_without_translations( $el_type, $target_lang, $source_lang ) {
		$sql = $this->wpdb->prepare(
			"SELECT trid
             FROM {$this->wpdb->prefix}icl_translations
             WHERE language_code = %s
              AND element_type = %s",
			$target_lang,
			$el_type
		);

$trids_for_target = $this->wpdb->get_col( $sql );
		if ( sizeof( $trids_for_target ) > 0 ) {
			$trids_for_target = wpml_prepare_in( $trids_for_target, '%d' );
			$not_trids        = 'AND trid NOT IN (' . $trids_for_target . ')';
		} else {
			$not_trids = '';
		}

$join = $where = '';
		// exclude trashed posts
		if ( 0 === strpos( $el_type, 'post_' ) ) {
			$join  .= " JOIN {$this->wpdb->posts} ON {$this->wpdb->posts}.ID = {$this->wpdb->prefix}icl_translations.element_id";
			$where .= " AND {$this->wpdb->posts}.post_status <> 'trash' AND {$this->wpdb->posts}.post_status <> 'auto-draft'";
		}

// Now get all the elements that are in the source language that
		// are not already translated into the target language.
		$sql = $this->wpdb->prepare(
			"SELECT element_id
				FROM
					{$this->wpdb->prefix}icl_translations
					{$join}
			 WHERE language_code = %s
					{$not_trids}
                AND element_type= %s
					{$where}
				",
			$source_lang,
			$el_type
		);

return $this->wpdb->get_col( $sql );
	}

/**
	 * @param string $selected_language
	 * @param string $default_language
	 * @param string $post_type
	 *
	 * @used_by SitePress:meta_box
	 *
	 * @return array
	 */
	function get_posts_without_translations( $selected_language, $default_language, $post_type = 'post_post' ) {
		$untranslated_ids = $this->get_elements_without_translations( $post_type, $selected_language, $default_language );
		$untranslated     = array();
		foreach ( $untranslated_ids as $id ) {
			$untranslated[ $id ] = $this->wpdb->get_var(
				$this->wpdb->prepare( "SELECT post_title FROM {$this->wpdb->prefix}posts WHERE ID = %d", $id )
			);
		}

return $untranslated;
	}

public function get_orphan_translations( $trid, $post_type, $source_language ) {
		$results      = array();
		$translations = $this->get_element_translations( $trid, 'post_' . $post_type );
		if ( count( (array) $translations ) === 1 ) {
			$sql                  = ' SELECT trid, ';
			$language_codes       = array_keys( $this->get_active_languages() );
			$sql_languages        = array();
			$sql_languages_having = array();
			foreach ( $language_codes as $language_code ) {
				$sql_languages[] = "SUM(CASE language_code WHEN '" . esc_sql( $language_code ) . "' THEN 1 ELSE 0 END) AS `" . esc_sql( $language_code ) . '`';
				if ( $language_code == $source_language ) {
					$sql_languages_having[] = '`' . esc_sql( $language_code ) . '`= 0';
				}
			}
			$sql         .= implode( ',', $sql_languages );
			$sql         .= " 	FROM {$this->wpdb->prefix}icl_translations WHERE element_type = %s ";
			$sql         .= 'GROUP BY trid ';
			$sql         .= 'HAVING ' . implode( ' AND ', $sql_languages_having );
			$sql         .= ' ORDER BY trid;';
			$sql_prepared = $this->wpdb->prepare( $sql, array( 'post_' . $post_type ) );
			$trid_results = $this->wpdb->get_results( $sql_prepared, 'ARRAY_A' );
			//phpcs:disable PHPCompatibility.FunctionUse.NewFunctions.array_columnFound -- A fallback function is defined at `inc/hacks/missing-php-functions.php`
			$trid_list = is_array( $trid_results ) ? array_column( $trid_results, 'trid' ) : false;
			//phpcs:enable PHPCompatibility.FunctionUse.NewFunctions.array_columnFound
			if ( $trid_list ) {
				$sql          = "SELECT trid AS value, CONCAT('[', t.language_code, '] ', (CASE p.post_title WHEN '' THEN CONCAT(LEFT(p.post_content, 30), '...') ELSE p.post_title END)) AS label
						FROM {$this->wpdb->posts} p
						INNER JOIN {$this->wpdb->prefix}icl_translations t
							ON p.ID = t.element_id
						WHERE t.element_type = %s
							AND t.language_code <> %s
							AND t.trid IN (" . wpml_prepare_in( $trid_list, '%d' ) . ') ';
				$sql_prepared = $this->wpdb->prepare( $sql, array( 'post_' . $post_type, $source_language ) );
				$results      = $this->wpdb->get_results( $sql_prepared );
			}
		}

return $results;
	}

/**
	 * @param WP_Post $post
	 */
	function meta_box( $post ) {
		$post_edit_metabox = new WPML_Meta_Boxes_Post_Edit_HTML( $this, $this->post_translation );
		$post_edit_metabox->render_languages( $post );
		do_action( 'wpml_post_edit_languages', $post );
	}

function meta_box_config( $post ) {
		/** @var TranslationManagement $iclTranslationManagement */
		global $iclTranslationManagement, $wp_taxonomies, $wp_post_types, $sitepress_settings;
		if ( ! $this->settings['setup_complete'] ) {
			return;
		}

$translation_modes = new WPML_Translation_Modes();

echo '<div class="icl_form_success" style="display:none">' . __( 'Settings saved', 'sitepress' ) . '</div>';

$cp_editable      = true;
		$radio_disabled   = '';
		$translation_mode = WPML_CONTENT_TYPE_DONT_TRANSLATE;

if ( isset( $sitepress_settings['custom_posts_sync_option'][ $post->post_type ] ) ) {
			$translation_mode = (int) $sitepress_settings['custom_posts_sync_option'][ $post->post_type ];
		}

$read_only_translation_mode = null;
		if ( array_key_exists( $post->post_type, $iclTranslationManagement->settings['custom-types_readonly_config'] ) ) {
			$read_only_translation_mode = (int) $iclTranslationManagement->settings['custom-types_readonly_config'][ $post->post_type ];
		}

$unlocked = false;
		if ( isset( $sitepress_settings['custom_posts_unlocked_option'][ $post->post_type ] ) ) {
			$unlocked = (bool) $sitepress_settings['custom_posts_unlocked_option'][ $post->post_type ];
		}

if ( null !== $read_only_translation_mode && ! $unlocked ) {
			if ( array_key_exists( $post->post_type, $this->get_translatable_documents() ) ) {
				$translation_mode = $read_only_translation_mode;
				$radio_disabled   = 'disabled="disabled"';
			}
			$cp_editable = false;
		}

echo '<ul>';

foreach ( $translation_modes->get_options_for_post_type( $wp_post_types[ $post->post_type ]->labels->name ) as $value => $label ) {
			$checked = checked( $value, $translation_mode, false );

$disabled_state_for_mode = WPML_Custom_Types_Translation_UI::get_disabled_state_for_mode(
				$unlocked,
				(bool) $radio_disabled,
				$value,
				$post->post_type
			);

if ( $disabled_state_for_mode['reason_message'] ) {
				$label .= ' - ' . $disabled_state_for_mode['reason_message'];
			}
			$input_value = esc_attr( $post->post_type ) . ',' . esc_attr( $value );
			echo '<li>';
			echo '<label>';
			echo '<input id="icl_make_translatable' . $input_value . '" name="icl_make_translatable" type="radio" value="' . $input_value . '" ' . $checked . $disabled_state_for_mode['html_attribute'] . '/>';
			echo '&nbsp;' . wp_kses_post( $label );
			echo '</label>';
			echo '</li>';
		}
		echo '</ul>';

echo '<br clear="all" /><span id="icl_mcs_details">';
		if ( $translation_modes->is_translatable_mode( $translation_mode ) ) {
			$custom_taxonomies = array_diff( get_object_taxonomies( $post->post_type ), array( 'post_tag', 'category', 'nav_menu', 'link_category', 'post_format' ) );
			if ( ! empty( $custom_taxonomies ) ) {
				?>
				<table class="widefat">
					<thead>
					<tr>
						<th colspan="2"><?php _e( 'Custom taxonomies', 'sitepress' ); ?></th>
					</tr>
					</thead>
					<tbody>
					<?php foreach ( $custom_taxonomies as $ctax ) : ?>
						<?php
						$checked_tax_translate = ! empty( $sitepress_settings['taxonomies_sync_option'][ $ctax ] ) ? ' checked="checked"' : '';
						$checked_do_nothing    = empty( $sitepress_settings['taxonomies_sync_option'][ $ctax ] ) ? ' checked="checked"' : '';
						$radio_disabled        = isset( $iclTranslationManagement->settings['taxonomies_readonly_config'][ $ctax ] ) ? ' disabled="disabled"' : '';
						?>
						<tr>
							<td><?php echo $wp_taxonomies[ $ctax ]->labels->name; ?></td>
							<td align="right">
								<label><input name="icl_mcs_custom_taxs_<?php echo $ctax; ?>" class="icl_mcs_custom_taxs" type="radio"
											  value="<?php echo $ctax; ?>" <?php echo $checked_tax_translate; ?><?php echo $radio_disabled; ?> />&nbsp;<?php _e( 'Translate', 'sitepress' ); ?></label>
								<label><input name="icl_mcs_custom_taxs_<?php echo $ctax; ?>" type="radio" value="0" <?php echo $checked_do_nothing; ?><?php echo $radio_disabled; ?> />&nbsp;<?php _e( 'Do nothing', 'sitepress' ); ?></label>
							</td>
						</tr>
					<?php endforeach; ?>
					</tbody>
				</table>
				<br/>
				<?php
			}

if ( $this->get_wp_api()
					  ->constant( 'WPML_TM_VERSION' ) ) {
				$settings_factory                     = $iclTranslationManagement->settings_factory();
				$settings_factory->show_system_fields = array_key_exists( 'show_system_fields', $_GET ) ? (bool) $_GET['show_system_fields'] : false;

?>
				<p>
					<?php
					$toggle_system_fields = array(
						'url'  => add_query_arg( array( 'show_system_fields' => ! $settings_factory->show_system_fields ) ),
						'text' => $settings_factory->show_system_fields ? __( 'Hide system fields', 'sitepress' ) : __( 'Show system fields', 'sitepress' ),
					);
					?>
					<a href="<?php echo esc_url( $toggle_system_fields['url'] ); ?>"><?php echo $toggle_system_fields['text']; ?></a>
				</p>
				<?php

$settings_menu = new WPML_TM_Post_Edit_Custom_Field_Settings_Menu( $settings_factory, $post );
				echo $settings_menu->render();
				$custom_keys = $settings_menu->is_rendered();
			}

if ( ! empty( $custom_taxonomies ) || ! empty( $custom_keys ) ) {
				echo '<small>' . __( 'Note: Custom taxonomies and custom fields are shared across different post types.', 'sitepress' ) . '</small>';
			}
		}
		echo '</span>';
		if ( $cp_editable || ! empty( $custom_taxonomies ) || ! empty( $custom_keys ) ) {
			echo '<p class="submit" style="margin:0;padding:0"><input class="button-secondary" id="icl_make_translatable_submit" type="button" value="' . __( 'Apply', 'sitepress' ) . '" /></p><br clear="all" />';
			wp_nonce_field( 'icl_mcs_inline_nonce', '_icl_nonce_imi' );
		} else {
			_e( 'Nothing to configure.', 'sitepress' );
		}
	}

/**
	 * Filters the WP_Query in case of retrieving an ajax post list,
	 * e.g. links in the WYSIWYG post editor
	 *
	 * @param WP_Query $wpq
	 *
	 * @return WP_Query
	 */
	function pre_get_posts( $wpq ) {
		$post_action = isset( $_POST['action'] ) ? $_POST['action'] : null;
		if ( 'wp-link-ajax' === $post_action ) {
			/** @var WPML_Language_Resolution $wpml_language_resolution */
			global $wpml_language_resolution;
			$lang = $wpml_language_resolution->get_referrer_language_code();
			$this->set_this_lang( $lang );
			$wpq->query_vars['suppress_filters'] = false;
		}

return $wpq;
	}

function comment_feed_join( $join ) {
		global $wp_query;
		$type = isset( $wp_query->query_vars['post_type'] ) && $wp_query->query_vars['post_type'] ? esc_sql( $wp_query->query_vars['post_type'] ) : 'post';

$wp_query->query_vars['is_comment_feed'] = true;
		$join                                   .= $this->wpdb->prepare(
			" JOIN {$this->wpdb->prefix}icl_translations wpml_translations
                                    ON {$this->wpdb->comments}.comment_post_ID = wpml_translations.element_id
                                        AND wpml_translations.element_type = %s AND wpml_translations.language_code = %s ",
			'post_' . $type,
			$this->this_lang
		);

return $join;
	}

/**
	 * @param string[]         $clauses
	 * @param WP_Comment_Query $obj
	 *
	 * @return string[]
	 */
	function comments_clauses( $clauses, $obj ) {
		/** @var WPML_Query_Filter $wpml_query_filter */
		global $wpml_query_filter;

return $wpml_query_filter->comments_clauses_filter( $clauses, $obj );
	}

function language_filter() {
		require_once WPML_PLUGIN_PATH . '/menu/post-menus/wpml-post-language-filter.class.php';
		$post_lang_filter = new WPML_Post_Language_Filter( $this->wpdb, $this );
		$post_lang_filter->register_scripts();

return $post_lang_filter->post_language_filter();
	}

/**
	 * @param array $arr                Array of posts to filter
	 * @param array $get_page_arguments Arguments passed to the `get_pages` function
	 *
	 * @return array
	 */
	function exclude_other_language_pages2( $arr, $get_page_arguments ) {
		global $wpdb;
		$post_hooks = new WPML_Remove_Pages_Not_In_Current_Language( $wpdb, $this );

return $post_hooks->filter_pages( $arr, $get_page_arguments );
	}

return $output;
	}

/**
	 * @param int                     $trid
	 * @param array<string>           $active_languages
	 * @param string                  $selected_language
	 * @param array<string,\stdClass> $translations
	 * @param string                  $type
	 */
	function add_translate_options( $trid, $active_languages, $selected_language, $translations, $type ) {
		if ( $trid && $this->wp_api->is_term_edit_page() ) :
			if ( ! $this->settings['setup_complete'] ) {
				return;
			}
			?>

<?php
				// count number of translated and un-translated pages.
				$translations_found = 0;
				$untranslated_found = 0;
				foreach ( $active_languages as $lang ) {
					if ( $selected_language == $lang['code'] ) {
						continue;
					}
					if ( isset( $translations[ $lang['code'] ]->element_id ) ) {
						$translations_found += 1;
					} else {
						$untranslated_found += 1;
					}
				}
				?>

<?php if ( $untranslated_found > 0 ) : ?>

<table cellspacing="1" class="icl_translations_table" style="min-width:200px;margin-top:10px;">
						<thead>
						<tr>
							<th colspan="2" style="padding:4px;background-color:#DFDFDF"><b><?php esc_html_e( 'Translate', 'sitepress' ); ?></b></th>
						</tr>
						</thead>
						<tbody>
						<?php
						foreach ( $active_languages as $lang ) :
							if ( $selected_language == $lang['code'] ) {
								continue;
							}
							?>
							<tr>
								<?php if ( ! isset( $translations[ $lang['code'] ]->element_id ) ) : ?>
									<td style="padding:4px;line-height:normal;"><?php echo esc_html( $lang['display_name'] ); ?></td>
									<?php
									$taxonomy    = $_GET['taxonomy'];
									$post_type_q = isset( $_GET['post_type'] ) ? '&amp;post_type=' . esc_html( $_GET['post_type'] ) : '';
									$add_link    = admin_url( 'edit-tags.php?taxonomy=' . esc_html( $taxonomy ) . '&amp;trid=' . $trid . '&amp;lang=' . esc_attr( $lang['code'] ) . '&amp;source_lang=' . esc_attr( $selected_language ) . $post_type_q );
									?>
									<td style="padding:4px;line-height:normal;"><a href="<?php echo $add_link; ?>"><?php echo esc_html__( 'add', 'sitepress' ); ?></a></td>
								<?php endif; ?>
							</tr>
						<?php endforeach; ?>
						</tbody>
					</table>
				<?php endif; ?>

<?php if ( $translations_found > 0 ) : ?>
					<p style="clear:both;margin:5px 0 5px 0">
						<b><?php esc_html_e( 'Translations', 'sitepress' ); ?></b>
						(<a class="icl_toggle_show_translations" href="#"
							<?php
							if ( empty( $this->settings['show_translations_flag'] ) ) :
								?>
								style="display:none;"<?php endif; ?>><?php esc_html_e( 'hide', 'sitepress' ); ?></a><a
							class="icl_toggle_show_translations" href="#"
							<?php
							if ( ! empty( $this->settings['show_translations_flag'] ) ) :
								?>
								style="display:none;"<?php endif; ?>><?php esc_html_e( 'show', 'sitepress' ); ?></a>)

<?php wp_nonce_field( 'toggle_show_translations_nonce', '_icl_nonce_tst' ); ?>
					<table cellspacing="1" width="100%" id="icl_translations_table" style="
					<?php
					if ( empty( $this->settings['show_translations_flag'] ) ) :
						?>
						display:none;<?php endif; ?>margin-left:0;">

<?php
						foreach ( $active_languages as $lang ) :
							if ( $selected_language === $lang['code'] ) {
								continue;
							}
							?>
							<tr>
								<?php if ( isset( $translations[ $lang['code'] ]->element_id ) ) : ?>
									<td style="line-height:normal;"><?php echo esc_html( $lang['display_name'] ); ?></td>
									<?php
									$taxonomy  = $_GET['taxonomy'];
									$edit_link = get_edit_term_link( $translations[ $lang['code'] ]->term_id, $taxonomy, isset( $_GET['post_type'] ) ? $_GET['post_type'] : null );
									?>
									<td align="right" width="30%"
										style="line-height:normal;"><?php echo isset( $translations[ $lang['code'] ]->name ) ? '<a href="' . esc_url( $edit_link ) . '" title="' . esc_attr__( 'Edit', 'sitepress' ) . '">' . esc_html( $translations[ $lang['code'] ]->name ) . '</a>' : esc_html__( 'n/a', 'sitepress' ); ?></td>

<?php endif; ?>
							</tr>
						<?php endforeach; ?>
					</table>
				<?php endif; ?>
				<br clear="all" style="line-height:1px;"/>
				<?php
				/**
				 * Extends the translation options for terms
				 *
				 * Called after rendering the translation options for terms, right before closing the main container tag
				 *
				 * @since 3.8.2
				 *
				 * @param array $args              {
				 *                                 Information about the current term and its translations
				 *
				 * @type int    $trid              The translation cluster ID.
				 * @type array  $active_languages  All active languages data.
				 * @type string $selected_language The language of the current term being edited.
				 * @type array  $translations      All the available translations (including the current one).
				 * @type string $type              The translation element type (e.g. `tax_category`, `tax_{taxonomy}`.
				 * }
				 */
				do_action(
					'wpml_translate_options_terms',
					array(
						'trid'              => $trid,
						'active_languages'  => $active_languages,
						'selected_language' => $selected_language,
						'translations'      => $translations,
						'type'              => $type,
					)
				);
				?>
			</div>
			<?php
		endif;
	}

/**
	 * @param array|string $name
	 *
	 * @deprecated deprecated since version 3.1.8
	 * @return array|mixed
	 */
	function the_category_name_filter( $name ) {
		if ( is_array( $name ) ) {
			foreach ( $name as $k => $v ) {
				$name[ $k ] = $this->the_category_name_filter( $v );
			}

return $name;
		}
		if ( false === strpos( $name, '@' ) ) {
			return $name;
		}
		if ( false !== strpos( $name, '<a' ) ) {
			$int = preg_match_all( '|<a([^>]+)>([^<]+)</a>|i', $name, $matches );
			if ( $int && count( $matches[0] ) > 1 ) {
				$originals = $filtered = array();
				foreach ( $matches[0] as $m ) {
					$originals[] = $m;
					$filtered[]  = $this->the_category_name_filter( $m );
				}
				$name = str_replace( $originals, $filtered, $name );
			} else {
				$name_sh = strip_tags( $name );
				$exp     = explode( '@', $name_sh );
				$name    = str_replace( $name_sh, trim( $exp[0] ), $name );
			}
		} else {
			$name = preg_replace( '#(.*) @(.*)#i', '$1', $name );
		}

return $name;
	}

/**
	 * @param array<string,\stdClass>|WP_Error $terms
	 *
	 * @return mixed
	 * @deprecated deprecated since version 3.1.8
	 */
	function get_terms_filter( $terms ) {
		if ( is_wp_error( $terms ) ) {
			return $terms;
		}
		foreach ( $terms as $k => $v ) {
			if ( isset( $terms[ $k ]->name ) ) {
				$terms[ $k ]->name = $this->the_category_name_filter( $terms[ $k ]->name );
			}
		}

return $terms;
	}

/**
	 * Wrapper for \WPML_Term_Actions::save_term_actions
	 *
	 * @param int    $cat_id
	 * @param int    $tt_id term taxonomy id of the new term
	 * @param string $taxonomy
	 *
	 * @uses \WPML_Term_Actions::save_term_actions to handle required actions
	 *                                               when creating a term
	 *
	 * @hook delete_term
	 */
	function create_term( $cat_id, $tt_id, $taxonomy ) {
		$term_actions = $this->get_term_actions_helper();
		$term_actions->save_term_actions( $tt_id, $taxonomy );
	}

/**
	 * Wrapper for \WPML_Term_Actions::deleted_term_relationships
	 *
	 * @param int   $post_id
	 * @param array $delete_terms
	 *
	 * @uses \WPML_Term_Actions::deleted_term_relationships to handle required actions
	 *                                               when removing a term from a post
	 *
	 * @hook deleted_term_relationships
	 */
	function deleted_term_relationships( $post_id, $delete_terms, $taxonomy ) {
		if ( $this->get_setting( 'sync_post_taxonomies' ) ) {
			$term_actions = $this->get_term_actions_helper();
			$term_actions->deleted_term_relationships( $post_id, $delete_terms, $taxonomy );
		}
	}

/**
	 * Wrapper for \WPML_Term_Actions::delete_term_actions
	 *
	 * @param mixed  $cat
	 * @param int    $tt_id term taxonomy id of the deleted term
	 * @param string $taxonomy
	 *
	 * @uses \WPML_Term_Actions::delete_term_actions to handle required actions
	 *                                               when deleting a term
	 *
	 * @hook delete_term
	 */
	function delete_term( $cat, $tt_id, $taxonomy ) {
		$term_actions = $this->get_term_actions_helper();
		$term_actions->delete_term_actions( $tt_id, $taxonomy );
	}

/**
	 * @return WPML_Term_Actions
	 */
	public function get_term_actions_helper() {
		if ( ! isset( $this->term_actions ) ) {
			global $wpml_term_translations, $wpml_post_translations;
			$this->term_actions = new WPML_Term_Actions(
				$this,
				$this->wpdb,
				$wpml_post_translations,
				$wpml_term_translations
			);
		}

return $this->term_actions;
	}

function get_terms_args_filter( $args, $taxonomies ) {
		if ( ! $this->term_query_filter ) {
			/** @var  WPML_Term_Translation $wpml_term_translations */
			global $wpml_term_translations;

$this->term_query_filter = new WPML_Term_Query_Filter(
				$wpml_term_translations,
				new WPML_Debug_BackTrace( null, 5 ),
				$this->get_wpdb(),
				$this
			);
		}

$this->term_query_filter->set_lang( $this->get_current_language(), $this->get_default_language() );

return $this->term_query_filter->get_terms_args_filter( $args, $taxonomies );
	}

public function clear_term_query_filter() {
		$this->term_query_filter = null;
	}

function terms_clauses( $clauses, $taxonomies, $args ) {

$term_clauses = new WPML_Term_Clauses(
			$this,
			$this->wpdb,
			new WPML_Display_As_Translated_Taxonomy_Query( $this->wpdb, 'tt' ),
			new WPML_Debug_BackTrace( null, 10 )
		);

return $term_clauses->filter( $clauses, $taxonomies, $args );
	}

/**
	 * Saves the current $wp_query to \SitePress::$wp_query
	 *
	 * @global WP_Query $wp_query
	 */
	public function set_wp_query() {
		global $wp_query;

if ( 'wp' === $this->get_wp_api()
						   ->current_action() || ! $this->get_wp_api()
														->did_action( 'wp' ) ) {
			$this->wp_query = is_object( $wp_query ) ? clone $wp_query : null;
		}
	}

/**
	 * @return WP_Query
	 */
	public function get_wp_query() {
		return $this->wp_query;
	}

/**
	 * Converts WP generated url to language specific based on plugin settings
	 *
	 * @param string      $url
	 * @param null|string $code (if null, fallback to default language for root page, or current language in all other cases)
	 *
	 * @return bool|string
	 */
	function convert_url( $url, $code = null ) {
		/** @var WPML_URL_Converter $wpml_url_converter */
		global $wpml_url_converter;

return $wpml_url_converter->convert_url( $url, $code );
	}

/**
	 * @param string $url
	 * @param string $code
	 *
	 * @return string
	 */
	function convert_url_string( $url, $code ) {
		/* @var WPML_URL_Converter $wpml_url_converter */
		global $wpml_url_converter;

return $wpml_url_converter->get_strategy()
								  ->convert_url_string( $url, $code );
	}

function language_url( $code = null ) {
		global $wpml_url_converter;

if ( is_null( $code ) ) {
			$code = $this->this_lang;
		}

$abs_home = $wpml_url_converter->get_abs_home();
		$url      = $this->convert_url( $abs_home, $code );

return $url;
	}

function post_type_archive_link_filter( $link, $post_type ) {
		/* @var WPML_URL_Converter $wpml_url_converter */
		global $wpml_url_converter;

if ( isset( $this->settings['custom_posts_sync_option'][ $post_type ] ) && $this->settings['custom_posts_sync_option'][ $post_type ] ) {
			$link = $wpml_url_converter->convert_url( $link );
			$link = $this->adjust_cpt_in_url( $link, $post_type );
		}

return $link;
	}

public function adjust_cpt_in_url( $link, $post_type, $language_code = null ) {

if ( $this->cpt_slug_translation_turned_on( $post_type ) ) {
			$url_cpt_converter = new WPML_URL_Converter_CPT();
			$link              = $url_cpt_converter->adjust_cpt_slug_in_url( $link, $post_type, $language_code );
		}

return $link;
	}

/**
	 * Check if "Translate base slugs (via WPML String Translation)."
	 * and slug translation for given $post_type are both checked
	 *
	 * @param string $post_type
	 *
	 * @return boolean
	 */
	private function cpt_slug_translation_turned_on( $post_type ) {
		return isset( $this->settings['posts_slug_translation']['types'][ $post_type ] )
			   && $this->settings['posts_slug_translation']['types'][ $post_type ]
			   && get_option( 'wpml_base_slug_translation' );
	}

function home_url( $url ) {

return $url;
	}

function get_comment_link_filter( $link ) {
		// decode html characters since they are already encoded in the template for some reason
		$link = html_entity_decode( $link );

return $link;
	}

/**
	 * @return WPML_Query_Utils
	 */
	public function get_query_utils() {

return new WPML_Query_Utils( $this->wpdb, $this->wp_api, array_keys( $this->get_display_as_translated_documents() ) );
	}

/**
	 * @return WPML_Root_Page_Actions
	 */
	public function get_root_page_utils() {

return wpml_get_root_page_actions_obj();
	}

/**
	 * @return WPML_WP_API
	 */
	public function get_wp_api() {
		$this->wp_api = $this->wp_api ? $this->wp_api : new WPML_WP_API();

return $this->wp_api;
	}

/**
	 * @return wpdb
	 */
	public function &wpdb() {

return $this->wpdb;
	}

/**
	 * @return TranslationManagement
	 */
	public function &core_tm() {
		global $iclTranslationManagement;

return $iclTranslationManagement;
	}

/**
	 * @return WPML_Term_Translation
	 */
	function &term_translations() {

return $this->term_translation;
	}

/**
	 * @return WPML_Post_Translation
	 */
	function &post_translations() {

return $this->post_translation;
	}

/**
	 * @param WPML_WP_API $wp_api
	 */
	public function set_wp_api( $wp_api ) {
		$this->wp_api = $wp_api;
	}

public function get_ls_languages( $template_args = array() ) {

/** @var WP_Query|null $wp_query */
		global $wp_query, $wpml_post_translations, $wpml_term_translations, $wpml_url_converter;

$this->set_wp_query();

$current_language = $this->get_current_language();
		$default_language = $this->get_default_language();

$cache        = new WPML_LS_Languages_Cache( $template_args, $current_language, $default_language, $this->wp_query );
		$ls_languages = $cache->get();
		if ( $ls_languages ) {
			return $ls_languages;
		}

// use original wp_query for this
		// backup current $wp_query
		if ( ! isset( $wp_query ) ) {
			return apply_filters( 'wpml_active_languages_access', $this->get_active_languages(), array( 'action' => 'read' ) );
		}

$ls_languages_status = WPML_Get_LS_Languages_Status::get_instance();
		$ls_languages_status->start();

$_wp_query_back = clone $wp_query;
		// This part will reset the local value of $wp_query to it's global state.
		// `unset` function called on globals only removes local variable and then declaring it global again restores global state.
		unset( $wp_query );
		global $wp_query; // make it global again after unset
		if ( is_object( $this->wp_query ) ) {
			$wp_query = clone $this->wp_query;
		} else {
			// If `$this->wp_query` is not set at least uss native $wp_query
			$this->wp_query = clone $wp_query;
		}

$w_active_languages = apply_filters( 'wpml_active_languages_access', $this->get_active_languages(), array( 'action' => 'read' ) );

if ( isset( $template_args['skip_missing'] ) ) {
			// override default setting
			$icl_lso_link_empty = ! $template_args['skip_missing'];
		} else {
			$icl_lso_link_empty = $this->settings['icl_lso_link_empty'];
		}

$link_empty_to = ! empty( $template_args['link_empty_to'] ) ? $template_args['link_empty_to'] : null;

$languages_helper = new WPML_Languages( $wpml_term_translations, $this, $wpml_post_translations );
		/** @var array<string,\stdClass> $translations */
		/** @var \WP_Query $wp_query */
		list( $translations, $wp_query ) = $languages_helper->get_ls_translations(
			$wp_query,
			$_wp_query_back,
			$this->wp_query
		);

$display_as_translated_ls_link = new WPML_LS_Display_As_Translated_Link(
			$this,
			$wpml_url_converter->get_strategy(),
			$this->wp_query,
			new WPML_Translation_Element_Factory( $this )
		);

// 2. determine url
		foreach ( $w_active_languages as $k => $lang ) {
			$skip_lang = false;
			if ( is_singular()
				 || ( isset( $_wp_query_back->query['name'] ) && isset( $_wp_query_back->query['post_type'] ) )
			     || $this->is_page_query()
			) {
				$this_lang_tmp = $this->this_lang;
				$this->switch_lang( $lang['code'] );
				$lang_page_on_front  = get_option( 'page_on_front' );
				$lang_page_for_posts = get_option( 'page_for_posts' );
				if ( $lang_page_on_front ) {
					$lang_page_on_front = icl_object_id( $lang_page_on_front, 'page', false, $lang['code'] );
				}
				if ( $lang_page_for_posts ) {
					$lang_page_for_posts = icl_object_id( $lang_page_for_posts, 'page', false, $lang['code'] );
				}
				if ( 'page' === get_option( 'show_on_front' ) && ! empty( $translations[ $lang['code'] ] ) && $translations[ $lang['code'] ]->element_id == $lang_page_on_front ) {
					$lang['translated_url'] = $this->language_url( $lang['code'] );
				} elseif ( 'page' == get_option( 'show_on_front' ) && ! empty( $translations[ $lang['code'] ] ) && $translations[ $lang['code'] ]->element_id && $translations[ $lang['code'] ]->element_id == $lang_page_for_posts ) {
					if ( $lang_page_for_posts ) {
						$lang['translated_url'] = get_permalink( $lang_page_for_posts );
					} else {
						$lang['translated_url'] = $this->language_url( $lang['code'] );
					}
				} else {
					if ( ! empty( $translations[ $lang['code'] ] ) && isset( $translations[ $lang['code'] ]->post_title ) ) {
						$this->switch_lang( $lang['code'] );
						$lang['translated_url'] = get_permalink( $translations[ $lang['code'] ]->element_id );
						$lang['missing']        = 0;
						$this->switch_lang( $current_language );
					} else {
						$translated_url = $display_as_translated_ls_link->get_url( $translations, $lang['code'] );
						if ( $translated_url ) {
							$lang['translated_url'] = $translated_url;
						} else {
							if ( $icl_lso_link_empty ) {
								if ( ! empty( $link_empty_to ) ) {
									$lang['translated_url'] = str_replace( '{%lang}', $lang['code'], $link_empty_to );
								} else {
									$lang['translated_url'] = $this->language_url( $lang['code'] );
								}
							} else {
								$skip_lang = true;
							}
						}
						$lang['missing'] = 1;
					}
				}
				$this->switch_lang( $this_lang_tmp );
			} elseif ( is_category() || is_tax() || is_tag() ) {
				global $icl_adjust_id_url_filter_off;

$icl_adjust_id_url_filter_off = true;

list( $lang, $skip_lang ) = $languages_helper->add_tax_url_to_ls_lang(
					$lang,
					$translations,
					$icl_lso_link_empty,
					$skip_lang,
					$link_empty_to,
					$display_as_translated_ls_link
				);

$icl_adjust_id_url_filter_off = false;
			} elseif ( is_author() ) {
				global $authordata;
				if ( empty( $authordata ) ) {
					$authordata = get_userdata( get_query_var( 'author' ) );
				}
				remove_filter( 'home_url', array( $this, 'home_url' ), 1 );
				remove_filter( 'author_link', array( $this, 'author_link' ) );
				list( $lang, $skip_lang ) = $languages_helper->add_author_url_to_ls_lang(
					$lang,
					$default_language,
					$authordata,
					$icl_lso_link_empty,
					$skip_lang,
					$link_empty_to
				);
				add_filter( 'home_url', array( $this, 'home_url' ), 1, 4 );
				add_filter( 'author_link', array( $this, 'author_link' ) );
			} elseif ( is_archive() && ! is_tag() ) {
				global $icl_archive_url_filter_off;
				$icl_archive_url_filter_off = true;
				remove_filter( 'post_type_archive_link', array( $this, 'post_type_archive_link_filter' ), 10 );
				list( $lang, $skip_lang ) = $languages_helper->add_date_or_cpt_url_to_ls_lang(
					$lang,
					$default_language,
					$this->wp_query,
					$icl_lso_link_empty,
					$skip_lang,
					$link_empty_to
				);
				add_filter( 'post_type_archive_link', array( $this, 'post_type_archive_link_filter' ), 10, 2 );
				$icl_archive_url_filter_off = false;
			} elseif ( is_search() ) {
				$url_glue               = strpos( $this->language_url( $lang['code'] ), '?' ) === false ? '?' : '&';
				$lang['translated_url'] = $this->language_url( $lang['code'] ) . $url_glue . 's=' . urlencode( $wp_query->query['s'] );
			} else {
				if ( $icl_lso_link_empty || is_home() || is_404() || ( 'page' === get_option( 'show_on_front' ) && ( $this->wp_query->queried_object_id == get_option( 'page_on_front' ) || $this->wp_query->queried_object_id == get_option( 'page_for_posts' ) ) ) || WPML_Root_Page::is_current_request_root() ) {
					$lang['translated_url'] = $this->language_url( $lang['code'] );
					$skip_lang              = false;
				} else {
					$skip_lang = true;
					unset( $w_active_languages[ $k ] );
				}
			}
			if ( ! $skip_lang ) {
				$w_active_languages[ $k ] = $lang;
			} else {
				unset( $w_active_languages[ $k ] );
			}
		}

// 3.
		foreach ( $w_active_languages as $k => $v ) {
			$w_active_languages[ $k ] = $languages_helper->get_ls_language(
				$k,
				$current_language,
				$w_active_languages[ $k ]
			);
		}

// 4. pass GET parameters
		$parameters_copied = apply_filters(
			'icl_lang_sel_copy_parameters',
			array_map(
				'trim',
				explode(
					',',
					wpml_get_setting_filter(
						'',
						'icl_lang_sel_copy_parameters'
					)
				)
			)
		);
		if ( $parameters_copied ) {
			foreach ( $_GET as $k => $v ) {
				if ( in_array( $k, $parameters_copied, true ) ) {
					$gets_passed[ $k ] = $v;
				}
			}
		}
		if ( ! empty( $gets_passed ) ) {
			foreach ( $w_active_languages as $code => $al ) {
				if ( empty( $al['missing'] ) ) {
					$w_active_languages[ $code ]['url'] = add_query_arg( $gets_passed, $w_active_languages[ $code ]['url'] );
				}
			}
		}

// restore current $wp_query
		unset( $wp_query );
		global $wp_query; // make it global again after unset
		$wp_query = clone $_wp_query_back;
		unset( $_wp_query_back );

$w_active_languages = apply_filters( 'icl_ls_languages', $w_active_languages );

$w_active_languages = $languages_helper->sort_ls_languages( $w_active_languages, $template_args );

// Change the url, in case languages in subdomains are set.
		if ( $this->get_setting( 'language_negotiation_type' ) == WPML_LANGUAGE_NEGOTIATION_TYPE_DOMAIN ) {
			foreach ( $w_active_languages as $lang => $element ) {
				$w_active_languages[ $lang ]['url'] = $this->convert_url( $element['url'], $lang );
			}
		}

$w_active_languages = $this->maybeHideLanguages( $w_active_languages );

wp_reset_query();

$cache->set( $w_active_languages );

$ls_languages_status->end();

return $w_active_languages;
	}

function get_display_single_language_name_filter( $empty, $args ) {
		$language_code = $args['language_code'];
		$display_code  = isset( $args['display_code'] ) ? $args['display_code'] : null;

return $this->get_display_language_name( $language_code, $display_code );
	}

function get_display_language_name( $lang_code, $display_code = null ) {
		$display_code    = $display_code ? $display_code : $this->get_current_language();
		$translated_name = $this->get_language_name_cache()
								->get( $lang_code . $display_code );
		if ( ! $translated_name ) {
			$display_code    = $display_code === 'all' ? $this->get_admin_language() : $display_code;
			$translated_name = $this->wpdb->get_var(
				$this->wpdb->prepare(
					"  SELECT name
                       FROM {$this->wpdb->prefix}icl_languages_translations
                       WHERE language_code=%s
                        AND display_language_code=%s",
					$lang_code,
					$display_code
				)
			);
			$this->get_language_name_cache()
				 ->set( $lang_code . $display_code, $translated_name );
		}

return $translated_name;
	}

function get_flag( $lang_code ) {
		return $this->flags->get_flag( $lang_code );
	}

function get_flag_url( $code ) {
		return $this->flags->get_flag_url( $code );
	}

/**
	 * @param string $code
	 *
	 * @return string
	 * @deprecated Use \SitePress::get_flag_image instead
	 */
	function get_flag_img( $code ) {
		return $this->get_flag_image( $code );
	}

/**
	 * @param string $code
	 * @param int[]  $size An array describing [ $width, $height ]. It defaults to [18, 12].
	 * @param string $fallback_text
	 * @param string[] $css_classes Array of CSS class strings.
	 *
	 * @return string
	 */
	function get_flag_image( $code, $size = [], $fallback_text = '', $css_classes = [] ) {
		return $this->flags->get_flag_image( $code, $size, $fallback_text, $css_classes );
	}

function clear_flags_cache() {
		$this->flags->clear();
	}

/**
	 * @deprecated
	 *
	 * @return string
	 */
	function get_desktop_language_selector() {
		return $this->get_language_selector();
	}

/**
	 * @deprecated
	 *
	 * @return string
	 */
	function get_mobile_language_selector() {
		return $this->get_language_selector();
	}

/**
	 * @deprecated
	 *
	 * @return string
	 */
	function get_language_selector() {
		ob_start();
		do_action( 'wpml_add_language_selector' );
		$output = ob_get_contents();
		ob_end_clean();

return $output;
	}

/**
	 * @deprecated
	 */
	function language_selector() {
		do_action( 'wpml_add_language_selector' );
	}

public function add_extra_debug_info( $extra_debug ) {
		$extra_debug['WPML'] = $this->get_settings();

return $extra_debug;
	}

function set_default_categories( $def_cat ) {
		$this->settings['default_categories'] = $def_cat;
		$this->save_settings();
	}

function pre_option_default_category( $setting ) {
		$lang = filter_input( INPUT_POST, 'icl_post_language', FILTER_SANITIZE_FULL_SPECIAL_CHARS );
		$lang = $lang ? $lang : filter_input( INPUT_GET, 'lang', FILTER_SANITIZE_FULL_SPECIAL_CHARS );
		$lang = $lang ? $lang : $this->get_current_language();

$lang = $lang === 'all' ? $this->get_default_language() : $lang;
		$ttid = isset( $this->settings['default_categories'][ $lang ] ) ? (int) $this->settings['default_categories'][ $lang ] : 0;

return $ttid === 0
			? null : $this->wpdb->get_var(
				$this->wpdb->prepare(
					"SELECT term_id
		                     FROM {$this->wpdb->term_taxonomy}
		                     WHERE term_taxonomy_id= %d
		                     AND taxonomy='category'",
					$ttid
				)
			);
	}

/**
	 * @param WP_Term $term
	 *
	 * @return WP_Term
	 */
	public function get_term_adjust_id( $term ) {
		global $icl_adjust_id_url_filter_off, $wpml_term_translations, $wpml_post_translations;

if ( ! $this->wpml_term_adjust_id ) {
			$this->wpml_term_adjust_id = new WPML_Term_Adjust_Id(
				new WPML_Debug_BackTrace( null, 15 ),
				$wpml_term_translations,
				$wpml_post_translations,
				$this
			);
		}

/**
		 * Allow to disable the automatic translation of terms.
		 *
		 * @since 4.5
		 *
		 * @param bool    $icl_adjust_id_url_filter_off
		 * @param WP_Term $term
		 */
		return $this->wpml_term_adjust_id->filter(
			$term,
			apply_filters( 'wpml_disable_term_adjust_id', $icl_adjust_id_url_filter_off, $term )
		);
	}

public function edited_term_action() {
		WPML_Non_Persistent_Cache::flush_group( [ 'WPML_Term_Adjust_Id' ] );
	}

function get_pages_adjust_ids( $pages, $args ) {
		if ( $pages && $this->get_current_language() !== $this->get_default_language() ) {
			$args_hash       = md5( (string) wp_json_encode( $args ) );
			$cache_key_args  = md5( (string) wp_json_encode( wp_list_pluck( $pages, 'ID' ) ) );
			$cache_key_args .= ':';
			$cache_key_args .= $args_hash;

$cache_key     = $cache_key_args;
			$cache_group   = 'get_pages_adjust_ids';
			$found         = false;
			$cached_result = wp_cache_get( $cache_key, $cache_group, false, $found );

if ( ! $found ) {
				if ( $args['include'] ) {
					$args = $this->translate_csv_page_ids( $args, 'include' );
				}
				if ( $args['exclude'] ) {
					$args = $this->translate_csv_page_ids( $args, 'exclude' );
				}
				if ( $args['child_of'] ) {
					$args['child_of'] = icl_object_id( $args['child_of'], 'page', true );
				}
				if ( md5( (string) wp_json_encode( $args ) ) !== $args_hash ) {
					remove_filter( 'get_pages', array( $this, 'get_pages_adjust_ids' ), 1 );
					$pages = get_pages( $args );
					add_filter( 'get_pages', array( $this, 'get_pages_adjust_ids' ), 1, 2 );
				}
				wp_cache_set( $cache_key, $pages, $cache_group );
			} else {
				$pages = $cached_result;
			}
		}

return $pages;
	}

private function translate_csv_page_ids( $args, $index ) {
		$translated_ids = array();
		if ( array_key_exists( $index, $args ) ) {
			$original_ids = $args[ $index ];
			if ( ! is_array( $args[ $index ] ) ) {
				$original_ids = array_map( 'trim', explode( ',', $args[ $index ] ) );
			}
			foreach ( $original_ids as $i ) {
				$t = icl_object_id( $i, 'page', true );
				if ( $t ) {
					$translated_ids[] = $t;
				}
			}
		}
		$args[ $index ] = implode( ',', $translated_ids );

return $args;
	}

// feeds links
	function feed_link( $out ) {
		return $this->convert_url( $out );
	}

// commenting links
	function post_comments_feed_link( $out ) {
		if ( $this->settings['language_negotiation_type'] == 3 ) {
			$out = preg_replace( '@(\?|&)lang=([^/]+)/feed/@i', 'feed/$1lang=$2', $out );
		}

return $out;
	}

function trackback_url( $out ) {
		return $this->convert_url( $out );
	}

function user_trailingslashit( $string, $type_of_url ) {
		// fixes comment link for when the comments list pagination is enabled
		if ( $type_of_url == 'comment' ) {
			$string = preg_replace( '@(.*)/\?lang=([a-z-]+)/(.*)@is', '$1/$3?lang=$2', $string );
		}

return $string;
	}

/**
	 * Fixes double dashes
	 *
	 * @param string $url
	 *
	 * @return string
	 */
	function author_link( $url ) {
		$url = $this->convert_url( $url );
		return is_string( $url )
			? preg_replace( '#^http://(.+)//(.+)$#', 'http://$1/$2', $url )
			: '';
	}

function pre_option_home( $setting = false ) {
		if ( ! defined( 'TEMPLATEPATH' ) ) {
			return $setting;
		}

if ( null === $this->template_real_path ) {
			$this->template_real_path = realpath( TEMPLATEPATH );
		}

// The TEMPLATEPATH could not be resolved (the theme folder is possibly missing).
		if ( false === $this->template_real_path ) {
			return $setting;
		}

$debug_backtrace   = $this->get_backtrace( 7 ); // Ignore objects and limit to first 7 stack frames, since 6 is the highest index we use
		$function          = isset( $debug_backtrace[4] ) && isset( $debug_backtrace[4]['function'] ) ? $debug_backtrace[4]['function'] : null;
		$previous_function = isset( $debug_backtrace[5] ) && isset( $debug_backtrace[5]['function'] ) ? $debug_backtrace[5]['function'] : null;
		$inc_methods       = array( 'include', 'include_once', 'require', 'require_once' );

if ( $function === 'get_bloginfo' && $previous_function === 'bloginfo' ) {
			// case of bloginfo
			$is_template_file = false !== strpos( $debug_backtrace[5]['file'], (string) $this->template_real_path );
			$is_direct_call   = in_array( $debug_backtrace[6]['function'], $inc_methods ) || ( false !== strpos( $debug_backtrace[6]['file'], (string) $this->template_real_path ) );
		} elseif ( in_array( $function, array( 'get_bloginfo', 'get_settings' ), true ) ) {
			// case of get_bloginfo or get_settings
			$is_template_file = false !== strpos( $debug_backtrace[4]['file'], (string) $this->template_real_path );
			$is_direct_call   = in_array( $previous_function, $inc_methods ) || ( false !== strpos( $debug_backtrace[5]['file'], (string) $this->template_real_path ) );
		} else {
			// case of get_option
			$is_template_file = isset( $debug_backtrace[3]['file'] ) && ( false !== strpos( $debug_backtrace[3]['file'], (string) $this->template_real_path ) );
			$is_direct_call   = in_array( $function, $inc_methods )
								|| (
									isset( $debug_backtrace[4]['file'] )
									&& false !== strpos( $debug_backtrace[4]['file'], (string) $this->template_real_path )
								);
		}

$home_url = $is_template_file && $is_direct_call ? $this->language_url( $this->this_lang ) : $setting;

return $home_url;
	}

/**
	 *
	 *
	 * @param array $public_query_vars
	 *
	 * @return array with added 'lang' index
	 */
	function query_vars( $public_query_vars ) {
		global $wp_query;

$public_query_vars[]          = 'lang';
		$wp_query->query_vars['lang'] = $this->this_lang;

return $public_query_vars;
	}

function parse_query( $q ) {
		global $wpml_query_filter;

$query_parser = new WPML_Query_Parser( $this, $wpml_query_filter );

return $query_parser->parse_query( $q );
	}

function adjust_wp_list_pages_excludes( $pages ) {
		foreach ( $pages as $k => $v ) {
			$pages[ $k ] = icl_object_id( $v, 'page', true );
		}

return $pages;
	}

function language_attributes( $output ) {
		// This has been implemented to be a safe hotfix for a security issue.
		// This is not a proper fix, since there is another filter in WPML_Locale, and it sometimes contains different
		// value for the current locale.
		// We have a ticket (wpmldev-1640) to fix it.
		return preg_replace(
			'#lang="(.*?)"#',
			'lang="' . str_replace( '_', '-', $this->this_lang ) . '"',
			$output
		);
	}

// Localization
	function plugin_localization() {
		load_plugin_textdomain( 'sitepress', false, WPML_PLUGIN_FOLDER . '/locale' );
	}

/**
	 * @return WPML_Locale
	 */
	public function get_wpml_locale() {
		return $this->locale_utils;
	}

function locale_filter( $default ) {

if ( ! $this->get_settings() ) {
			return $default;
		}

return $this->locale_utils->locale();
	}

$all_tags      = array();
		$all_tags_data = $this->wpdb->get_results( "SELECT code, tag FROM {$this->wpdb->prefix}icl_languages" );
		foreach ( $all_tags_data as $tag_data ) {
			$all_tags[ $tag_data->code ] = $tag_data->tag;
		}

$tag = isset( $all_tags[ $code ] ) ? $all_tags[ $code ] : false;
		wp_cache_set( 'icl_language_tags', $all_tags );

return $tag ? $tag : $this->get_locale( $code );
	}

function get_locale( $code ) {

return $this->locale_utils->get_locale( $code );
	}

function switch_locale( $lang_code = false ) {
		$this->locale_utils->switch_locale( $lang_code );
	}

function get_locale_file_names() {

return $this->locale_utils->get_locale_file_names();
	}

function pre_option_page_on_front() {
		global $switched;

$pre_option_page = new WPML_Pre_Option_Page( $this->wpdb, $this, $switched, $this->this_lang );

return $pre_option_page->get( 'page_on_front' );
	}

function pre_option_page_for_posts() {

global $switched;

$pre_option_page = new WPML_Pre_Option_Page( $this->wpdb, $this, $switched, $this->this_lang );

return $pre_option_page->get( 'page_for_posts' );
	}

function fix_trashed_front_or_posts_page_settings( $post_id ) {
		global $switched;

$pre_option_page_current = new WPML_Pre_Option_Page( $this->wpdb, $this, $switched, $this->this_lang );
		$pre_option_page_current->fix_trashed_front_or_posts_page_settings( $post_id );
	}

// adds the language parameter to the admin post filtering/search
	function restrict_manage_posts() {
		echo '<input type="hidden" name="lang" value="' . esc_attr( $this->this_lang ) . '" />';
	}

function get_edit_term_link( $link, $term_id, $taxonomy, $object_type ) {
		/** @var WPML_Term_Translation $wpml_term_translations */
		global $wpml_term_translations;
		$default_language = $this->get_default_language();
		$current_language = $this->get_current_language();
		$lang             = $wpml_term_translations->lang_code_by_termid( $term_id );
		$lang             = $lang ? $lang : $default_language;

if ( $lang !== $default_language || $current_language !== $default_language ) {
			$link .= '&lang=' . $lang;
		}

return $link;
	}

function noscript_notice() {
		?>
		<noscript>
			<div class="error"><?php echo __( 'WPML admin screens require JavaScript in order to display. JavaScript is currently off in your browser.', 'sitepress' ); ?></div>
		</noscript>
		<?php
	}

function help_admin_notice() {
		$args = array(
			'name' => 'wpml-intro',
			'iso'  => defined( 'WPLANG' ) ? WPLANG : '',
		);
		$q    = http_build_query( $args );
		?>
		<div id="message" class="notice wpml-notice otgs-is-dismissible">
			<p>
				<?php _e( 'You need to configure WPML before you can start translating.', 'sitepress' ); ?>
			</p>
			<p>
				<input type="hidden" id="icl_dismiss_help_nonce" value="<?php echo $icl_dhn = wp_create_nonce( 'dismiss_help_nonce' ); ?>"/>
				<a href="admin.php?page=<?php echo WPML_PLUGIN_FOLDER . '/menu/setup.php'; ?>" class="button-primary configure-wpml"><?php _e( 'Configure WPML', 'sitepress' ); ?></a>&nbsp;
				<a href="https://wpml.org/documentation/getting-started-guide/?utm_source=plugin&utm_medium=gui&utm_campaign=wpmlcore" target="_blank">
					<?php _e( 'Getting started guide', 'sitepress' ); ?>
				</a>
			</p>
			<span title="<?php _e( 'Stop showing this message', 'sitepress' ); ?>" id="icl_dismiss_help" class="notice-dismiss"><span class="screen-reader-text"><?php _e( 'Dismiss', 'sitepress' ); ?></span></span>
		</div>
		<?php
	}

function upgrade_notice() {
		include WPML_PLUGIN_PATH . '/menu/upgrade_notice.php';
	}

function display_wpml_footer() {
		if ( $this->settings['promote_wpml'] ) {
			$wpml_site_languages = array( 'es', 'de', 'fr', 'pt-br', 'ja', 'ru', 'zh-hans', 'it', 'he', 'ar' );
			$url_language_code   = in_array( ICL_LANGUAGE_CODE, $wpml_site_languages ) ? ICL_LANGUAGE_CODE . '/' : '';

$part_one = _x( 'Multilingual WordPress', 'Multilingual WordPress with WPML: first part', 'sitepress' );
			$part_two = _x( 'with WPML', 'Multilingual WordPress with WPML: second part', 'sitepress' );

echo '<p id="wpml_credit_footer"><a href="https://wpml.org/' . $url_language_code . '" rel="nofollow" >' . $part_one . '</a> ' . $part_two . '</p>';
		}
	}

function xmlrpc_methods( $methods ) {
		// Translation proxy XMLRPC calls
		/**
		 * @deprecated Use `wpml.get_languages` XMLRPC call
		 * @since      3.5.0
		 */
		$methods['translationproxy.get_languages_list'] = array( $this, 'xmlrpc_get_languages_list' );

return $methods;
	}

/**
	 * @param string $lang
	 *
	 * @return array|bool|mixed|null
	 * @deprecated Use `wpml.get_languages` XMLRPC call
	 * @since      3.5.0
	 *
	 */
	function xmlrpc_get_languages_list( $lang ) {
		if ( ! is_null( $lang ) ) {
			if ( ! $this->wpdb->get_var( $this->wpdb->prepare( "SELECT code FROM {$this->wpdb->prefix}icl_languages WHERE code=%s", $lang ) ) ) {
				$IXR_Error = new IXR_Error( 401, __( 'Invalid language code', 'sitepress' ) );
				echo $IXR_Error->getXml();
				exit( 1 );
			}
			$this->admin_language = $lang;
		}
		define( 'WP_ADMIN', true ); // hack - allow to force display language
		$active_languages = $this->get_active_languages( true );

return $active_languages;
	}

function xml_unprotect_wpml_meta( $protected, $meta_key, $meta_type ) {
		$metas_list = array( '_wpml_trid', '_wpml_translations', '_wpml_language' );
		if ( in_array( $meta_key, $metas_list, true ) ) {
			$protected = false;
		}

return $protected;
	}

function get_language_cookie() {
		global $wpml_request_handler;

return $wpml_request_handler->get_cookie_lang();
	}

function set_admin_language_cookie( $lang = false ) {
		if ( is_admin() ) {
			global $wpml_request_handler;

$wpml_request_handler->set_language_cookie( $lang ? $lang : $this->get_default_language() );
		}
	}

function get_admin_language_cookie() {
		global $wpml_request_handler;

return ( is_admin() || wpml_is_rest_request() ) ? $wpml_request_handler->get_cookie_lang() : null;
	}

function reset_admin_language_cookie() {
		$this->set_admin_language_cookie( $this->get_default_language() );
	}

function rewrite_rules_filter( $value ) {
		global $wpml_language_resolution;

$active_language_codes = $wpml_language_resolution->get_active_language_codes();
		$filter                = new WPML_Rewrite_Rules_Filter( $active_language_codes );

return $filter->rid_of_language_param( $value );
	}

function is_rtl( $lang = false ) {
		if ( is_admin() ) {
			if ( empty( $lang ) ) {
				$lang = $this->get_admin_language();
			}
		} else {
			if ( empty( $lang ) ) {
				$lang = $this->get_current_language();
			}
		}

$rtl_languages_codes = apply_filters( 'wpml_rtl_languages_codes', array( 'ar', 'he', 'fa', 'ku', 'ur' ) );

return in_array( $lang, $rtl_languages_codes );
	}

/**
	 * Returns an array of post types that are set to be translatable
	 *
	 * @param array $default Set the default value, in case no posts are set to be translatable (default: array())
	 *
	 * @return array
	 */
	function get_translatable_documents_filter( $default = array() ) {
		$post_types = $this->get_translatable_documents( false );
		if ( ! $post_types ) {
			$post_types = $default;
		}

return $post_types;
	}

function get_translatable_documents( $include_not_synced = false ) {
		$translatable_post_types = array();

$exceptions = array( 'revision', 'nav_menu_item' );

$translation_modes = new WPML_Translation_Modes();

foreach (
			$this->get_wp_api()
				 ->get_wp_post_types_global() as $k => $v
		) {
			if ( ! in_array( $k, $exceptions ) ) {
				if ( ! $include_not_synced &&
					 (
						 empty( $this->settings['custom_posts_sync_option'][ $k ] ) ||
						 ! $translation_modes->is_translatable_mode( $this->settings['custom_posts_sync_option'][ $k ] )
					 )
				) {
					continue;
				}
				$translatable_post_types[ $k ] = $v;
			}
		}

$translatable_post_types = apply_filters( 'get_translatable_documents', $translatable_post_types );

$tm_settings = $this->get_setting( 'translation-management', array() );
		if ( array_key_exists( 'custom-types_readonly_config', $tm_settings ) ) {
			$cpt_unlocked_options    = $this->get_setting( 'custom_posts_unlocked_option', array() );
			$settings_filters        = new WPML_Settings_Filters();
			$translatable_post_types = $settings_filters->get_translatable_documents( $translatable_post_types, $tm_settings['custom-types_readonly_config'], $cpt_unlocked_options );
		}

return apply_filters( 'get_translatable_documents_all', $translatable_post_types );
	}

public function get_display_as_translated_documents() {
		$display_as_translated_post_types = array();

foreach (
			$this->get_wp_api()
				 ->get_wp_post_types_global() as $k => $v
		) {
			if ( isset( $this->settings['custom_posts_sync_option'][ $k ] ) &&
				 WPML_CONTENT_TYPE_DISPLAY_AS_IF_TRANSLATED == $this->settings['custom_posts_sync_option'][ $k ]
			) {
				$display_as_translated_post_types[ $k ] = $v;
			}
		}

return apply_filters( 'get_display_as_translated_documents', $display_as_translated_post_types );
	}

/**
	 * @param bool   $include_not_synced
	 * @param string $deprecated
	 *
	 * @return array
	 * @internal string $deprecated
	 * @since    3.8.0 $deprecated (formerly $object_type) is not used anymore
	 */
	function get_translatable_taxonomies( $include_not_synced = false, $deprecated = 'post' ) {
		global $wp_taxonomies;
		$t_taxonomies = array();
		if ( $include_not_synced ) {
			$t_taxonomies[] = 'post_tag';
			$t_taxonomies[] = 'category';
		}
		foreach ( (array) $wp_taxonomies as $taxonomy_name => $taxonomy ) {
			if ( 'post_format' === $taxonomy_name ) {
				continue;
			}
			if ( ! empty( $this->settings['taxonomies_sync_option'][ $taxonomy_name ] ) ) {
				$t_taxonomies[] = $taxonomy_name;
			}
		}

if ( has_filter( 'get_translatable_taxonomies' ) ) {
			$filtered     = apply_filters(
				'get_translatable_taxonomies',
				array(
					'taxs'        => $t_taxonomies,
					'object_type' => $deprecated,
				)
			);
			$t_taxonomies = $filtered['taxs'];
			if ( empty( $t_taxonomies ) ) {
				$t_taxonomies = array();
			}
		}

return $t_taxonomies;
	}

/**
	 * @param string $tax
	 *
	 * @return bool
	 */
	function is_translated_taxonomy( $tax ) {
		$option_key          = 'taxonomies_sync_option';
		$readonly_config_key = 'taxonomies_readonly_config';

$translated = apply_filters( 'pre_wpml_is_translated_taxonomy', null, $tax );

return $translated !== null
			? $translated
			: $this->is_translated_element( $tax, $option_key, $readonly_config_key, WPML_Settings_Helper::KEY_TAXONOMY_UNLOCK_OPTION );
	}

public function is_display_as_translated_taxonomy( $tax ) {
		return isset( $this->settings['taxonomies_sync_option'][ $tax ] ) &&
			   WPML_CONTENT_TYPE_DISPLAY_AS_IF_TRANSLATED == $this->settings['taxonomies_sync_option'][ $tax ];
	}

public function get_display_as_translated_taxonomies() {
		global $wp_taxonomies;

$taxonomies = array();

foreach ( (array) $wp_taxonomies as $taxonomy_name => $taxonomy ) {
			if ( $this->is_display_as_translated_taxonomy( $taxonomy_name ) ) {
				$taxonomies[] = $taxonomy_name;
			}
		}

return apply_filters( 'get_display_as_translated_taxonomies', $taxonomies );
	}

public function is_translated_post_type_filter( $value, $post_type ) {
		return $this->is_translated_post_type( $post_type );
	}

/**
	 * @param string $type
	 *
	 * @return bool
	 */
	public function is_translated_post_type( $type ) {

$translated = apply_filters( 'pre_wpml_is_translated_post_type', null, $type );

return $translated !== null
			? $translated
			: $this->is_translated_element( $type, 'custom_posts_sync_option', 'custom-types_readonly_config', WPML_Settings_Helper::KEY_CPT_UNLOCK_OPTION );
	}

public function is_display_as_translated_post_type_filter( $value, $post_type ) {
		return $this->is_display_as_translated_post_type( $post_type );
	}

public function is_display_as_translated_post_type( $type ) {
		return isset( $this->settings['custom_posts_sync_option'][ $type ] ) &&
			   WPML_CONTENT_TYPE_DISPLAY_AS_IF_TRANSLATED == $this->settings['custom_posts_sync_option'][ $type ];
	}

/**
	 * @param null   $value
	 * @param string $taxonomy
	 *
	 * @return int
	 */
	public function is_translated_taxonomy_filter( $value, $taxonomy ) {
		return $this->is_translated_taxonomy( $taxonomy );
	}

function verify_post_translations_action( $post_types ) {
		if ( ! is_array( $post_types ) ) {
			$post_types = (array) $post_types;
		}
		foreach ( $post_types as $post_type => $translate ) {
			if ( $translate && ! is_numeric( $post_type ) ) {
				$this->verify_post_translations( $post_type );
			}
		}
	}

/**
	 * Sets the default language for all posts in a given post type that do not have any language set
	 *
	 * @param string $post_type
	 */
	public function verify_post_translations( $post_type ) {
		$set_default_language = new WPML_Initialize_Language_For_Post_Type( $this->wpdb );
		$set_default_language->run( $post_type, $this->get_default_language() );
	}

/**
	 * This function is to be used on setting a taxonomy from untranslated to being translated.
	 * It creates potentially missing translations and reassigns posts to the then created terms in the correct language.
	 * This function affects all terms in a taxonomy and therefore, depending on the database size results in
	 * heavy resource demand. It should not be used to fix term and post assignment problems other than those
	 * resulting from the action of turning a translated taxonomy into an untranslated one.
	 *
	 * An exception is being made for the installation process assigning all existing terms the default language,
	 * given no prior language information is saved about them in the database.
	 *
	 * @param string $taxonomy
	 */
	function verify_taxonomy_translations( $taxonomy ) {
		$term_utils = new WPML_Terms_Translations();
		$tax_sync   = new WPML_Term_Language_Synchronization(
			$this,
			$term_utils,
			$taxonomy
		);
		if ( $this->get_setting( 'setup_complete' ) ) {
			$tax_sync->set_translated();
		} else {
			$tax_sync->set_initial_term_language();
		}
		delete_option( $taxonomy . '_children' );
	}

function wp_upgrade_locale( $locale ) {
		$default_language = $this->get_default_language();
		$default_locale   = $this->get_locale_from_language_code( $default_language );

return defined( 'WPLANG' ) && WPLANG ? WPLANG : $default_locale;
	}

function admin_language_switcher() {
		require_once WPML_PLUGIN_PATH . '/menu/wpml-admin-lang-switcher.class.php';
		$admin_lang_switcher = new WPML_Admin_Language_Switcher();
		$admin_lang_switcher->render();
	}

function admin_notices( $message, $class = 'updated' ) {
		static $hook_added      = 0;
		$this->_admin_notices[] = array(
			'class'   => $class,
			'message' => $message,
		);

if ( ! $hook_added ) {
			add_action( 'admin_notices', array( $this, '_admin_notices_hook' ) );
		}

$hook_added = 1;
	}

function allowed_redirect_hosts( $hosts ) {
		if ( $this->settings['language_negotiation_type'] == 2 ) {
			$allowed_redirect_hosts = new WPML_Allowed_Redirect_Hosts( $this );
			$hosts                  = $allowed_redirect_hosts->get_hosts( $hosts );
		}

return $hosts;
	}

public static function get_installed_plugins() {
		if ( ! function_exists( 'get_plugins' ) ) {
			require_once ABSPATH . 'wp-admin/includes/plugin.php';
		}
		$wp_plugins        = get_plugins();
		$wpml_plugins_list = array(
			'WPML Multilingual CMS'       => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'sitepress-multilingual-cms',
			),
			'WPML CMS Nav'                => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'wpml-cms-nav',
			),
			'WPML String Translation'     => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'wpml-string-translation',
			),
			'WPML Sticky Links'           => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'wpml-sticky-links',
			),
			'WPML Translation Management' => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'wpml-translation-management',
			),
			'WPML Media'                  => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'wpml-media',
			),
			'WooCommerce Multilingual'    => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'woocommerce-multilingual',
			),
			'Gravity Forms Multilingual'  => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'gravityforms-multilingual',
			),
			'WPML SEO'                    => array(
				'installed' => false,
				'active'    => false,
				'file'      => false,
				'plugin'    => false,
				'slug'      => 'wp-seo-multilingual',
			),
		);

foreach ( $wpml_plugins_list as $wpml_plugin_name => $v ) {
			foreach ( $wp_plugins as $file => $plugin ) {
				$plugin_name = $plugin['Name'];
				if ( $plugin_name == $wpml_plugin_name ) {
					$wpml_plugins_list[ $plugin_name ]['installed'] = true;
					$wpml_plugins_list[ $plugin_name ]['plugin']    = $plugin;
					$wpml_plugins_list[ $plugin_name ]['file']      = $file;
				}
			}
		}

return $wpml_plugins_list;
	}

/**
	 * @param int  $limit
	 * @param bool $provide_object
	 * @param bool $ignore_args
	 *
	 * @return array
	 */
	public function get_backtrace( $limit = 0, $provide_object = false, $ignore_args = true ) {
		$options = false;

// phpcs:disable PHPCompatibility.FunctionUse.NewFunctionParameters.debug_backtrace_limitFound -- It has a version check
		// phpcs:disable PHPCompatibility.FunctionUse.ArgumentFunctionsReportCurrentValue.NeedsInspection -- It has a version check
		if ( version_compare( $this->wp_api->phpversion(), '5.3.6' ) < 0 ) {
			// Before 5.3.6, the only values recognized are TRUE or FALSE,
			// which are the same as setting or not setting the DEBUG_BACKTRACE_PROVIDE_OBJECT option respectively.
			$options = $provide_object;
		} else {
			// As of 5.3.6, 'options' parameter is a bitmask for the following options:
			if ( $provide_object ) {
				$options |= DEBUG_BACKTRACE_PROVIDE_OBJECT;
			}
			if ( $ignore_args ) {
				// phpcs:disable PHPCompatibility.Constants.NewConstants.debug_backtrace_ignore_argsFound -- It has a version check
				$options |= DEBUG_BACKTRACE_IGNORE_ARGS;
				// phpcs:enable PHPCompatibility.Constants.NewConstants.debug_backtrace_ignore_argsFound
			}
		}
		if ( version_compare( $this->wp_api->phpversion(), '5.4.0' ) >= 0 ) {
			$actual_limit    = $limit == 0 ? 0 : $limit + 1;
			$debug_backtrace = debug_backtrace( $options, $actual_limit ); // add one item to include the current frame
		} elseif ( version_compare( $this->wp_api->phpversion(), '5.2.4' ) >= 0 ) {
			// @link https://core.trac.wordpress.org/ticket/20953
			$debug_backtrace = debug_backtrace();
		} else {
			$debug_backtrace = debug_backtrace( $options );
		}
		// phpcs:enable PHPCompatibility.FunctionUse.ArgumentFunctionsReportCurrentValue.NeedsInspection
		// phpcs:enable PHPCompatibility.FunctionUse.NewFunctionParameters.debug_backtrace_limitFound

// Remove the current frame
		if ( $debug_backtrace ) {
			array_shift( $debug_backtrace );
		}

return $debug_backtrace;
	}

/**
	 * Used as filter for WordPress core function url_to_postid()
	 *
	 * @global AbsoluteLinks $absolute_links_object
	 *
	 * @param string $url URL to filter
	 *
	 * @return string URL changed into format ...?p={ID} or original
	 */
	function url_to_postid( $url ) {

if (
			Url::isLogin( $url )
			|| Url::isAdmin( $url )
			|| Url::isContentDirectory( $url )
		) {
			return $url;
		}

$is_language_in_domain = false; // if language negotiation type as lang. in domain
		$is_translated_domain  = false; // if this url is in secondary language domain

// for 'different domain per language' we need to switch_lang according to domain of parsed $url
		if ( 2 == $this->settings['language_negotiation_type'] && isset( $this->settings['language_domains'] ) ) {
			$is_language_in_domain = true;
			// if url domain fits to one of secondary language domains
			// switch sitepress language to this
			// but save current language context in $current_language, we will have to switch to this back
			$domains = array_filter( $this->get_setting( 'language_domains' ) );
			foreach ( $domains as $code => $domain ) {
				if ( strpos( $url, (string) $domain ) === 0 ) {
					$is_translated_domain = true;
					$current_language     = $this->get_current_language();
					$this->switch_lang( $code );
					$url = str_replace( $domain, site_url(), $url );
					break;
				}
			}

// if it is url in original domain
			// switch sitepress language to default language
			// but save current language context in $current_language, we will have to switch to this back
			if ( ! $is_translated_domain ) {
				$current_language = $this->get_current_language();
				$default_language = $this->get_default_language();
				$this->switch_lang( $default_language );
			}
		}

// we will use AbsoluteLinks::_process_generic_text, so make sure that
		// we have this object here
		global $absolute_links_object;
		if ( ! isset( $absolute_links_object ) || ! is_a( $absolute_links_object, 'AbsoluteLinks' ) || $is_language_in_domain ) {
			$absolute_links_object = new AbsoluteLinks();
		}

// in next steps we will have to compare processed url with original,
		// so we need to save original
		$original_url = $url;
		// we also need site_url for comparisions
		$site_url = site_url();

// _process_generic_text will change slug urls into ?p=1 or ?cpt-slug=cpt-title
		// but this function operates not on clean url but on html <a> element
		// we need to change temporary url into html, pass to this function and
		// extract url from returned html
		$html             = '<a href="' . $url . '">removeit</a>';
		$alp_broken_links = array();
		remove_filter( 'url_to_postid', array( $this, 'url_to_postid' ) );
		$html = $absolute_links_object->_process_generic_text( $html, $alp_broken_links );
		add_filter( 'url_to_postid', array( $this, 'url_to_postid' ) );
		$url = str_replace( array( '<a href="', '">removeit</a>' ), array( '', '' ), $html );

// for 'different domain per language', switch language back. now we can do this
		if ( $is_language_in_domain && isset( $current_language ) ) {
			$this->switch_lang( $current_language );
		}

// if this is not url to external site
		if ( 0 === strpos( $original_url, (string) $site_url ) ) {

// if this is url like ...?cpt-rewrite-slug=cpt-title
			// change it into ...?p=11
			$url2 = $this->cpt_url_to_id_url( $url, $original_url );

if ( $url2 == $url && $original_url != $url ) { // if it was not a case with ?cpt-slug=cpt-title
				// if this is translated post and it has the same slug as original,
				// _process_generic_text returns the same ID for both
				// lets check if it is this case and replace ID in returned url
				$url = $this->maybe_adjust_url( $url, $original_url );
			} else { // yes! it was not a case with ?cpt-slug=cpt-title
				$url = $url2;
			}
		}

return $url;
	}

/**
	 * Check if $url is in format ...?cpt-slug=cpt-title and change into ...?p={ID}
	 *
	 * @param string $url          URL, probably in format ?cpt-slug=cpt-title
	 * @param string $original_url URL in original format (probably with permalink)
	 *
	 * @return string URL, if $url was in expected format ?cpt-slug format, url is now changed into ?p={ID}, otherwise, returns $url as it was passed in parameter
	 */
	function cpt_url_to_id_url( $url, $original_url ) {

$parsed_url = wpml_parse_url( $url );

if ( ! isset( $parsed_url['query'] ) ) {
			return $url;
		}

$query = $parsed_url['query'];

parse_str( $query, $vars );

$args = array(
			'public'   => true,
			'_builtin' => false,
		);

$post_types = get_post_types( $args, 'objects' );

foreach ( $post_types as $name => $attrs ) {
			$slug = trim( Obj::pathOr( '', [ 'rewrite', 'slug' ], $attrs ), '/' );
			if ( $slug && isset( $vars[ $slug ] ) ) {
				$post_type = $name;
				$post_slug = $vars[ $slug ];
				break;
			}
		}

if ( ! isset( $post_type, $post_slug ) ) {
			return $url;
		}

$args = array(
			'name'      => $post_slug,
			'post_type' => $post_type,
		);

$post = new WP_Query( $args );

if ( ! isset( $post->post ) ) {
			return $url;
		}

$id = $post->post->ID;

$post_language = $this->get_language_for_element( $id, 'post_' . $post_type );

$url_language = $this->get_language_from_url( $original_url );

$new_vars = array();
		if ( $post_language != $url_language ) {

$trid         = $this->get_element_trid( $id, 'post_' . $post_type );
			$translations = $this->get_element_translations( $trid, 'post_' . $post_type );

if ( isset( $translations[ $url_language ] ) ) {
				$translation = $translations[ $url_language ];
				if ( isset( $translation->element_id ) ) {
					$new_vars['p'] = $translation->element_id;
				}
			}
		} else {
			$new_vars['p'] = $id;
		}

$new_query = http_build_query( $new_vars );

$url = str_replace( $query, $new_query, $url );

return $url;
	}

/**
	 * Fix sticky link url to have ID of translated post (used in case both translations have same slug)
	 *
	 * @param string $url          - url in sticky link form
	 * @param string $original_url - url in permalink form
	 *
	 * @return string  - url in sticky link form to correct translation
	 */
	private function maybe_adjust_url( $url, $original_url ) {
		$parsed_url = wpml_parse_url( $url );
		$query      = isset( $parsed_url['query'] ) ? $parsed_url['query'] : '';

parse_str( $query, $vars );

$post_id = null;
		$inurl   = null;
		if ( isset( $vars['page_id'] ) ) {
			$inurl = 'page_id';
		} elseif ( isset( $vars['p'] ) ) {
			$inurl = 'p';
		}

if ( $inurl ) {
			$post_id = $vars[ $inurl ];
		}

if ( $post_id ) {
			$post_id       = (int) $post_id;
			$post_type     = get_post_type( $post_id );
			$post_language = $this->get_language_for_element( $post_id, 'post_' . $post_type );
			$url_language  = $this->get_language_from_url( $original_url );
			if ( $post_language !== $url_language ) {
				$trid         = $this->get_element_trid( $post_id, 'post_' . $post_type );
				$translations = $this->get_element_translations( $trid, 'post_' . $post_type );
				if ( isset( $translations[ $url_language ] ) ) {
					$translation = $translations[ $url_language ];
					if ( isset( $translation->element_id ) ) {
						$vars[ $inurl ] = $translation->element_id;
						$new_query      = http_build_query( $vars );
						$url            = str_replace( $query, $new_query, $url );
					}
				}
			}
		}

return $url;
	}

/**
	 * Find language of document based on given permalink
	 *
	 * @param string $url Local url in permalink form
	 *
	 * @return string language code
	 */
	function get_language_from_url( $url ) {
		/* @var WPML_URL_Converter $wpml_url_converter */
		global $wpml_url_converter;

return $wpml_url_converter->get_language_from_url( $url );
	}

function update_index_screen() {
		return include WPML_PLUGIN_PATH . '/menu/theme-plugins-compatibility.php';
	}

/**
	 * Filter to add language field to WordPress search form
	 *
	 * @param string $form HTML code of search for before filtering
	 *
	 * @return string HTML code of search form
	 */
	function get_search_form_filter( $form ) {
		$language_form_field = wpml_get_language_form_field();
		if ( strpos( $form, (string) $language_form_field ) === false
			 && WPML_LANGUAGE_NEGOTIATION_TYPE_PARAMETER === (int) $this->get_setting( 'language_negotiation_type' )
		) {
			$form = str_replace( '</form>', $language_form_field . '</form>', $form );
		}

return $form;
	}

/**
	 * @param string $key
	 *
	 * @return bool|mixed
	 */
	public function get_string_translation_settings( $key = '' ) {
		$setting = $this->get_setting( 'st' );

if ( $this->setting_array_is_set_or_has_key( $setting, $key ) ) {
			$setting = $setting[ $key ];
		}

return $setting;
	}

/**
	 * @param array<string,mixed> $setting
	 * @param string              $key
	 *
	 * @return bool
	 */
	private function setting_array_is_set_or_has_key( $setting, $key ) {
		return $key != '' && $setting && isset( $setting[ $key ] );
	}

/**
	 * @param string $element_type
	 * @param string $option_key
	 * @param string $readonly_config_key
	 * @param string $unlocked_key
	 *
	 * @return bool
	 */
	private function is_translated_element( $element_type, $option_key, $readonly_config_key, $unlocked_key ) {
		$ret = false;

if ( is_scalar( $element_type ) ) {
			$translation_management_options = $this->get_setting( 'translation-management' );
			if ( 'any' === $element_type ) {
				$ret = $translation_management_options[ $readonly_config_key ] || count( (array) $this->get_setting( $option_key ) ) > 0;
			} else {
				$ret = icl_get_sub_setting( $option_key, $element_type );
				if ( ! $ret ) {
					$is_read_only_translatable = isset( $translation_management_options[ $readonly_config_key ][ $element_type ] )
												 && $translation_management_options[ $readonly_config_key ][ $element_type ] == 1;

$unlocked            = $this->get_setting( $unlocked_key, array() );
					$is_setting_unlocked = isset( $unlocked[ $element_type ] ) && $unlocked[ $element_type ];

if ( $is_read_only_translatable && ! $is_setting_unlocked ) {
						$ret = true;
					} else {
						$ret = false;
					}
				}
			}
		}

return (bool) $ret;
	}

/**
	 * @return array
	 */
	public function get_always_translatable_post_types() {
		return array();
	}

/**
	 * @param Integer $master_post_id The original post id for which duplicate posts are to be retrieved
	 *
	 * @return Integer[] An associative array with language codes as indexes and post_ids as values
	 */
	function get_duplicates( $master_post_id ) {
		$this->post_duplication = $this->post_duplication === null ? new WPML_Post_Duplication( $this->wpdb, $this )
			: $this->post_duplication;

return $this->post_duplication->get_duplicates( $master_post_id );
	}

/**
	 * @param Integer $master_post_id ID of the to be duplicated post
	 * @param String  $lang           Language code to which the post is to be duplicated
	 *
	 * @return bool|int|WP_Error
	 */
	function make_duplicate( $master_post_id, $lang ) {
		$this->post_duplication = $this->post_duplication === null ? new WPML_Post_Duplication( $this->wpdb, $this )
			: $this->post_duplication;

return $this->post_duplication->make_duplicate( $master_post_id, $lang );
	}

function get_new_post_source_id( $post_id ) {
		global $pagenow;

if ( $pagenow == 'post-new.php' && isset( $_GET['trid'] ) && isset( $_GET['source_lang'] ) ) {
			// Get the template from the source post.
			$translations = $this->get_element_translations( $_GET['trid'] );

if ( isset( $translations[ $_GET['source_lang'] ] ) ) {
				$post_id = $translations[ $_GET['source_lang'] ]->element_id;
			}
		}

return $post_id;
	}

/**
	 * @param int        $element_id
	 * @param string     $element_type
	 * @param bool|false $return_original_if_missing
	 * @param null       $language_code
	 *
	 * @return int|null
	 */
	function get_object_id( $element_id, $element_type = 'post', $return_original_if_missing = false, $language_code = null ) {
		global $wp_post_types, $wp_taxonomies;
		/** @var WPML_Post_Translation $wpml_post_translations */
		global $wpml_post_translations;
		/** @var WPML_Term_Translation $wpml_term_translations */
		global $wpml_term_translations;

$ret_element_id = null;

if ( $element_id ) {
			$language_code = $language_code ?: $this->get_current_language();

$element_type = $element_type === 'any' ? get_post_type( $element_id ) : $element_type;

if ( $element_type ) {
				$postTypeIsTranslatable     = is_post_type_translated( $element_type );
				$taxonomyTypeIsTranslatable = is_taxonomy_translated( $element_type );
				if ( $postTypeIsTranslatable || $taxonomyTypeIsTranslatable ) {
					$post_id = isset( $wp_post_types[ $element_type ] ) && $postTypeIsTranslatable
						? $wpml_post_translations->element_id_in( $element_id, $language_code )
						: null;

$term_id = ! $post_id && isset( $wp_taxonomies[ $element_type ] ) && $taxonomyTypeIsTranslatable
						? $wpml_term_translations->term_id_in( $element_id, $language_code )
						: null;

$ret_element_id = $post_id ?: $term_id ?: ( $return_original_if_missing ? $element_id : null );
				} else {
					$ret_element_id = $element_id;
				}
			}
		}

return $ret_element_id ? (int) $ret_element_id : null;
	}

private function is_troubleshooting_page() {
		return isset( $_REQUEST['page'] ) && $_REQUEST['page'] == WPML_PLUGIN_FOLDER . '/menu/troubleshooting.php';
	}

public function handle_head_hreflang() {
		( new WPML_SEO_HeadLangs( $this ) )->init_hooks();
	}

/**
	 * Get previously set data for the current request.
	 *
	 * @param string     $key
	 * @param null|mixed $default
	 *
	 * @return mixed|null
	 */
	public function get_current_request_data( $key, $default = null ) {
		return isset( $this->current_request_data[ $key ] ) ? $this->current_request_data[ $key ] : $default;
	}

/**
	 * Set temporary data for the current request that can be recalled later
	 *
	 * @param string $key
	 * @param mixed  $data
	 */
	public function set_current_request_data( $key, $data ) {
		$this->current_request_data[ $key ] = $data;
	}

/**
	 * Clear the data for the current request
	 *
	 * @param string $key
	 */
	public function clear_current_request_data( $key ) {
		unset( $this->current_request_data[ $key ] );
	}

/**
	 * Load \TranslationManagement class.
	 */
	public function load_core_tm() {
		$iclTranslationManagement = wpml_load_core_tm();
	}

public function is_setup_complete() {
		return $this->get_setting( 'setup_complete' );
	}

/**
	 * @return bool
	 */
	private function is_taxonomy_related_page() {
		return isset( $_GET['page'] )
			   && ( $_GET['page'] == WPML_PLUGIN_FOLDER . '/menu/taxonomy-translation.php'
					|| $_GET['page'] == WPML_PLUGIN_FOLDER . '/menu/menu-sync/menus-sync.php'
					|| $_GET['page'] == WPML_PLUGIN_FOLDER . '/menu/term-taxonomy-menus/taxonomy-translation-display.class.php' );
	}

/**
	 * @return bool
	 */
	private function is_saving_taxonomy_labels() {
		global $pagenow;

return ( $pagenow === 'admin-ajax.php'
				 && isset( $_POST['action'] )
				 && $_POST['action'] === 'wpml_tt_save_labels_translation' );
	}

private function switch_to_admin_language() {
		$this->switch_lang( $this->get_admin_language(), true );
	}

private function move_current_language_to_the_top() {
		$active_languages = $this->get_active_languages();
		foreach ( $active_languages as $k => $active_lang ) {
			if ( $k === $this->this_lang ) {
				unset( $this->active_languages[ $k ] );
				/** @noinspection SlowArrayOperationsInLoopInspection */
				$this->active_languages = array_merge( array( $k => $active_lang ), $this->active_languages );
				break;
			}
		}
	}

/**
	 * @param array<string,mixed> $active_languages
	 *
	 * @return array<string,mixed>
	 */
	private function maybeHideLanguages( array $active_languages ) {
		$mustHideLanguages = isset( $this->wp_query->query_vars['post_type'] ) &&
							 ! is_array( $this->wp_query->query_vars['post_type'] ) &&
							 ! empty( $this->wp_query->query_vars['post_type'] )
							 && ! $this->is_translated_post_type( $this->wp_query->query_vars['post_type'] );

if ( $mustHideLanguages ) {
			foreach ( $active_languages as $lang => $element ) {
				unset( $active_languages[ $lang ] );
			}
		}

return $active_languages;
	}

/**
	 * @return bool
	 */
	private function is_page_query() {
		return ( ! empty( $this->wp_query->queried_object_id ) && ( isset( $this->wp_query->query['paged'] ) || isset( $this->wp_query->query['page'] ) ) && $this->wp_query->queried_object_id == get_option( 'page_for_posts' ) );
	}
}

Batal