: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
* @global WPML_Term_Translation $wpml_term_translations
* @global WPML_Slug_Filter $wpml_slug_filter
* Loads global variables providing functionality that is used throughout the plugin.
* @param null|book $is_admin If set to `null` it will read from `is_admin()`
* @global $wpml_language_resolution
* @global $wpml_slug_filter
* @global WPML_Term_Translation $wpml_term_translations
function load_essential_globals( $is_admin = null ) {
global $wpml_language_resolution, $wpml_term_translations, $wpdb;
$settings = get_option( 'icl_sitepress_settings' );
if ( (bool) $settings === false ) {
icl_sitepress_activate();
if ( isset( $settings[ 'setup_complete' ] ) && $settings[ 'setup_complete' ] ) {
$active_plugins = get_option( 'active_plugins' );
$wpmu_sitewide_plugins = (array) maybe_unserialize( get_site_option( 'active_sitewide_plugins' ) );
if ( in_array( WPML_PLUGIN_BASENAME,
in_array( WPML_PLUGIN_BASENAME,
array_keys( $wpmu_sitewide_plugins ),
// The plugin has just be reactivated.
// set the just_reactivated flag so any posts created while
// WPML was not activate will get the default language
// https://onthegosystems.myjetbrains.com/youtrack/issue/wpmlcore-1924
$settings[ 'ajx_health_checked' ] = 0;
$settings[ 'just_reactivated' ] = 1;
update_option( 'icl_sitepress_settings', $settings );
$active_language_codes = isset( $settings[ 'active_languages' ] ) ? $settings[ 'active_languages' ]
$active_language_codes = (bool) $active_language_codes === true
? $active_language_codes : wpml_reload_active_languages_setting ();
$default_lang_code = isset( $settings[ 'default_language' ] ) ? $settings[ 'default_language' ]
$wpml_language_resolution = new WPML_Language_Resolution( $active_language_codes, $default_lang_code );
$admin = $is_admin === null ? is_admin() : $is_admin;
wpml_load_post_translation( $admin, $settings );
$wpml_term_translations = new WPML_Term_Translation( $wpdb );
$domain_validation = filter_input( INPUT_GET, '____icl_validate_domain' ) ? 1 : false;
$domain_validation = filter_input( INPUT_GET, '____icl_validate_directory' ) ? 2 : $domain_validation;
$url_converter = load_wpml_url_converter( $settings, $domain_validation, $default_lang_code );
$directory = $domain_validation === 2 || ( is_multisite() && ! is_subdomain_install() );
if ( $domain_validation ) {
echo wpml_validate_host( $_SERVER['REQUEST_URI'], $url_converter, $directory );
function wpml_load_post_translation( $is_admin, $settings ) {
global $wpml_post_translations, $wpdb;
$http_referer_factory = new WPML_URL_HTTP_Referer_Factory();
$http_referer = $http_referer_factory->create();
|| $http_referer->is_rest_request_called_from_post_edit_page()
|| ( defined( 'WP_CLI' ) && WP_CLI )
$wpml_post_translations = new WPML_Admin_Post_Actions( $settings, $wpdb );
$wpml_post_translations = new WPML_Frontend_Post_Actions( $settings, $wpdb );
wpml_load_frontend_tax_filters ();
$wpml_post_translations->init();
function wpml_load_request_handler( $is_admin, $active_language_codes, $default_language ) {
* @var WPML_Request $wpml_request_handler
* @var WPML_URL_Converter $wpml_url_converter
global $wpml_request_handler, $wpml_url_converter;
if ( ! isset( $wpml_request_handler ) ) {
require WPML_PLUGIN_PATH . '/inc/request-handling/wpml-request.class.php';
require WPML_PLUGIN_PATH . '/inc/request-handling/wpml-backend-request.class.php';
$wpml_cookie = new WPML_Cookie();
$wp_api = new WPML_WP_API();
$rest_request_analyze = \WPML\Container\make( \WPML_REST_Request_Analyze::class );
$is_backend_rest = $rest_request_analyze->is_rest_request()
&& ! $rest_request_analyze->should_load_on_frontend();
if ( $is_admin === true || $is_backend_rest ) {
$wpml_request_handler = new WPML_Backend_Request(
$default_language, $wpml_cookie,
$wpml_request_handler = new WPML_Frontend_Request(
$default_language, $wpml_cookie,
return $wpml_request_handler;
function wpml_load_query_filter( $installed ) {
global $wpml_query_filter, $sitepress, $wpdb, $wpml_post_translations, $wpml_term_translations;
$wpml_query_filter = $wpml_query_filter ? $wpml_query_filter : new WPML_Query_Filter( $sitepress, $wpdb, $wpml_post_translations, $wpml_term_translations );
if ( ! has_filter( 'posts_join', array( $wpml_query_filter, 'posts_join_filter' ) ) ) {
add_filter( 'posts_join', array( $wpml_query_filter, 'posts_join_filter' ), 10, 2 );
add_filter( 'posts_where', array( $wpml_query_filter, 'posts_where_filter' ), 10, 2 );
function load_wpml_url_converter( $settings, $domain_validation, $default_lang_code ) {
* @var WPML_URL_Converter $wpml_url_converter
* @var WPML_Language_Resolution $wpml_language_resolution
global $wpml_url_converter, $wpml_language_resolution;
$url_type = isset( $settings['language_negotiation_type'] ) ? $settings['language_negotiation_type'] : false;
$url_type = $domain_validation ? $domain_validation : $url_type;
$active_language_codes = $wpml_language_resolution->get_active_language_codes();
$factory = new WPML_URL_Converter_Factory( $settings, $default_lang_code, $active_language_codes );
$wpml_url_converter = $factory->create( (int) $url_type );
return $wpml_url_converter;
* @param WPML_URL_Converter $wpml_url_converter
function wpml_validate_host( $req_uri, $wpml_url_converter, $directory = true ) {
if ( $directory === true ) {
$req_uri_parts = array_filter ( explode ( '/', $req_uri ) );
$lang_slug = array_pop ( $req_uri_parts );
if ( strpos ( $lang_slug, '?' ) === 0 ) {
$lang_slug = array_pop ( $req_uri_parts );
} elseif ( strpos ( $lang_slug, '?' ) !== false ) {
$parts = explode ( '?', $lang_slug );
$lang_slug = array_shift ( $parts );
return '<!--' . esc_url( untrailingslashit ( trailingslashit ( $wpml_url_converter->get_abs_home () ) . $lang_slug ) ) . '-->';
* Checks if a given taxonomy is currently translated
* @param string $taxonomy name/slug of a taxonomy
* @return bool true if the taxonomy is currently set to being translatable in WPML
function is_taxonomy_translated( $taxonomy ) {
return in_array( $taxonomy, array( 'category', 'post_tag', 'nav_menu' ), true )
array_keys( array_filter( icl_get_setting( 'taxonomies_sync_option', array() ) ) )
* Checks if a given post_type is currently translated
* @param string $post_type name/slug of a post_type
* @return bool true if the post_type is currently set to being translatable in WPML
function is_post_type_translated( $post_type ) {
return 'nav_menu_item' === $post_type ||
array_keys( array_filter( icl_get_setting( 'custom_posts_sync_option', array() ) ) )
function setup_admin_menus() {
global $pagenow, $sitepress;
if ( $pagenow === 'edit-tags.php' || $pagenow === 'term.php' ) {
maybe_load_translated_tax_screen ();
$wpml_term_translation_help_notice = new WPML_Taxonomy_Translation_Help_Notice( wpml_get_admin_notices(), $sitepress );
$wpml_term_translation_help_notice->add_hooks();
function maybe_load_translated_tax_screen() {
$taxonomy_get = (string) filter_input( INPUT_GET, 'taxonomy' );
$taxonomy_get = $taxonomy_get ? $taxonomy_get : 'post_tag';
if ( is_taxonomy_translated( $taxonomy_get ) ) {
global $wpdb, $sitepress;
require WPML_PLUGIN_PATH . '/menu/term-taxonomy-menus/wpml-tax-menu-loader.class.php';
new WPML_Tax_Menu_Loader( $wpdb, $sitepress, $taxonomy_get );
function wpml_reload_active_languages_setting( $override = false ) {
global $wpdb, $sitepress_settings;
if ( true === (bool) $sitepress_settings
&& ( $override || wpml_get_setting_filter( false, 'setup_complete' ) )
if ( $wpdb->query( "SHOW TABLES LIKE '{$wpdb->prefix}icl_languages'") ) {
$active_languages = $wpdb->get_col( " SELECT code
FROM {$wpdb->prefix}icl_languages
$active_languages = array();
$sitepress_settings['active_languages'] = $active_languages;
icl_set_setting( 'active_languages', $active_languages, true );
$active_languages = array();
return (array) $active_languages;
* Returns and if necessary instantiates an instance of the WPML_Installation Class
* @return \WPML_Installation
function wpml_get_setup_instance() {
global $wpml_installation, $wpdb, $sitepress;
if ( ! isset( $wpml_installation ) ) {
$wpml_installation = new WPML_Installation( $wpdb, $sitepress );
return $wpml_installation;
function wpml_load_admin_files() {
require_once WPML_PLUGIN_PATH . '/menu/wpml-troubleshooting-terms-menu.class.php';
require_once WPML_PLUGIN_PATH . '/inc/wpml-post-edit-ajax.class.php';
require_once WPML_PLUGIN_PATH . '/menu/wpml-post-status-display.class.php';
require_once WPML_PLUGIN_PATH . '/inc/utilities/wpml-color-picker.class.php';
function wpml_get_post_status_helper() {
global $wpml_post_status, $wpdb, $sitepress;
if ( ! isset( $wpml_post_status ) ) {
$wpml_post_status = new WPML_Post_Status( $wpdb, $sitepress->get_wp_api() );
return $wpml_post_status;
function wpml_get_create_post_helper() {
return new WPML_Create_Post_Helper( $sitepress );
* @return \TranslationManagement
function wpml_load_core_tm() {
global $iclTranslationManagement;
if ( !isset( $iclTranslationManagement ) ) {
require_once WPML_PLUGIN_PATH . '/inc/translation-management/translation-management.class.php';
$iclTranslationManagement = new TranslationManagement();
return $iclTranslationManagement;
function wpml_get_langs_in_dirs_val( $http_client, $wpml_url_converter, $posted_url = false ) {
require_once WPML_PLUGIN_PATH . '/inc/url-handling/wpml-lang-url-validator.class.php';
$posted_url = $posted_url ? $posted_url : (string) filter_input ( INPUT_POST, 'url' );
return new WPML_Lang_URL_Validator( $http_client, $wpml_url_converter, $posted_url, $sitepress );
function wpml_get_root_page_actions_obj() {
global $wpml_root_page_actions, $sitepress_settings;
if ( !isset( $wpml_root_page_actions ) ) {
require_once WPML_PLUGIN_PATH . '/inc/post-translation/wpml-root-page-actions.class.php';
$wpml_root_page_actions = new WPML_Root_Page_Actions( $sitepress_settings );
return $wpml_root_page_actions;
function wpml_get_hierarchy_sync_helper( $type = 'post' ) {
if ( $type === 'post' ) {
require_once WPML_PLUGIN_PATH . '/inc/post-translation/wpml-post-hierarchy-sync.class.php';
$hierarchy_helper = new WPML_Post_Hierarchy_Sync( $wpdb );
} elseif ( $type === 'term' ) {
require_once WPML_PLUGIN_PATH . '/inc/taxonomy-term-translation/wpml-term-hierarchy-sync.class.php';
$hierarchy_helper = new WPML_Term_Hierarchy_Sync( $wpdb );
$hierarchy_helper = false;
return $hierarchy_helper;
function wpml_maybe_setup_post_edit() {
global $pagenow, $sitepress, $post_edit_screen;
if ( in_array( $pagenow, array( 'post.php', 'post-new.php', 'edit.php' ), true ) || defined( 'DOING_AJAX' )
$post_edit_screen = new WPML_Post_Edit_Screen( $sitepress );
add_action( 'admin_head', array( $sitepress, 'post_edit_language_options' ) );
* @return \WPML_Frontend_Tax_Filters
function wpml_load_frontend_tax_filters() {
global $wpml_term_filters;
if ( !isset( $wpml_term_filters ) ) {
require WPML_PLUGIN_PATH . '/inc/taxonomy-term-translation/wpml-frontend-tax-filters.class.php';
$wpml_term_filters = new WPML_Frontend_Tax_Filters();
return $wpml_term_filters;
* @return \WPML_Settings_Helper
function wpml_load_settings_helper() {
global $wpml_settings_helper, $sitepress, $wpml_post_translations;
if ( ! isset( $wpml_settings_helper ) ) {
$wpml_settings_helper = new WPML_Settings_Helper( $wpml_post_translations, $sitepress );
return $wpml_settings_helper;
function wpml_get_term_translation_util() {
require_once WPML_PLUGIN_PATH . '/inc/taxonomy-term-translation/wpml-term-translation-utils.class.php';
return new WPML_Term_Translation_Utils( $sitepress );
* @return \WPML_Term_Filters
function wpml_load_term_filters() {
global $wpml_term_filters_general, $sitepress, $wpdb;
if ( ! isset( $wpml_term_filters_general ) ) {
require WPML_PLUGIN_PATH . '/inc/taxonomy-term-translation/wpml-term-filters.class.php';
$wpml_term_filters_general = new WPML_Term_Filters( $wpdb, $sitepress );
$wpml_term_filters_general->init();
return $wpml_term_filters_general;
function wpml_show_user_options() {
global $sitepress, $current_user, $user_id, $pagenow;
if ( ! isset( $user_id ) && 'profile.php' === $pagenow ) {
$user_id = $current_user->ID;
$user = new WP_User( $user_id );
$user_options_menu = new WPML_User_Options_Menu( $sitepress, $user );
echo $user_options_menu->render();
* @return \WPML_Upgrade_Command_Factory
function wpml_get_upgrade_command_factory() {
$factory = new WPML_Upgrade_Command_Factory();
function wpml_get_upgrade_schema() {
$instance = new WPML_Upgrade_Schema( $wpdb );
* @param string $class_name A class implementing \IWPML_Upgrade_Command.
* @param array $dependencies An array of dependencies passed to the `$class_name`'s constructor.
* @param array $scopes An array of scope values. Accepted values are: `\WPML_Upgrade::SCOPE_ADMIN`, `\WPML_Upgrade::SCOPE_AJAX`, and `\WPML_Upgrade::SCOPE_FRONT_END`.
* @param string|null $method The method to call to run the upgrade (otherwise, it calls the "run" method),
* @return \WPML_Upgrade_Command_Definition
function wpml_create_upgrade_command_definition( $class_name, array $dependencies, array $scopes, $method = null ) {
return wpml_get_upgrade_command_factory()->create_command_definition( $class_name, $dependencies, $scopes, $method );
add_action( 'personal_options', 'wpml_show_user_options' );