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📁 assets
📄 class-translate-press.php(30.06 KB)
📁 includes
📄 index.php(3.36 KB)
📁 languages
📁 partials
📄 readme.txt(18.19 KB)

Editing: class-translate-press.php

<?php

/**
 * Class TRP_Translate_Press
 *
 * Singleton. Loads required files, initializes components and hooks methods.
 *
 */
class TRP_Translate_Press{
    protected $loader;
    protected $settings;
    protected $translation_render;
    protected $machine_translator;
    protected $machine_translator_logger;
    protected $query;
    protected $language_switcher;
    protected $translation_manager;
    protected $editor_api_regular_strings;
    protected $editor_api_gettext_strings;
    protected $url_converter;
    protected $languages;
    protected $slug_manager;
    protected $upgrade;
    protected $plugin_updater;
    protected $plugin_optin;
    protected $license_page;
    protected $advanced_tab;
    protected $translation_memory;
    protected $machine_translation_tab;
    protected $error_manager;
    protected $string_translation;
    protected $string_translation_api_regular;
    protected $notifications;
    protected $search;
    protected $install_plugins;
    protected $reviews;
    protected $gettext_manager;
    protected $gettext_scan;
    protected $rewrite_rules;
    protected $check_invalid_text;
    protected $woocommerce_emails;
    protected $preferred_user_language;
    protected $gutenberg_blocks;

public $active_pro_addons = array();
    public static $translate_press = null;

/**
     * Get singleton object.
     *
     * @return TRP_Translate_Press      Singleton object.
     */
    public static function get_trp_instance(){
        if ( self::$translate_press == null ){
            self::$translate_press = new TRP_Translate_Press();
        }

return self::$translate_press;
    }

/**
     * TRP_Translate_Press constructor.
     */
    public function __construct() {
        define( 'TRP_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
        define( 'TRP_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
        define( 'TRP_PLUGIN_BASE', plugin_basename( __DIR__ . '/index.php' ) );
        define( 'TRP_PLUGIN_SLUG', 'translatepress-multilingual' );
        define( 'TRP_PLUGIN_VERSION', '2.8.1' );

wp_cache_add_non_persistent_groups(array('trp'));

$this->load_dependencies();
        $this->initialize_components();
        $this->get_active_pro_addons();
        $this->define_admin_hooks();
        $this->define_frontend_hooks();
    }

/**
     * Returns particular component by name.
     *
     * @param string $component     'loader' | 'settings' | 'translation_render' |
     *                              'machine_translator' | 'query' | 'language_switcher' |
     *                              'translation_manager' | 'url_converter' | 'languages'
     * @return mixed
     */
    public function get_component( $component ){
        return $this->$component;
    }

/**
     * Includes necessary files.
     */
    protected function load_dependencies() {
        require_once TRP_PLUGIN_DIR . 'includes/class-settings.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-translation-manager.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-editor-api-regular-strings.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-editor-api-gettext-strings.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-translation-manager.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-hooks-loader.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-languages.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-translation-render.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-language-switcher.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-machine-translator.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-machine-translator-logger.php';
        require_once TRP_PLUGIN_DIR . 'includes/queries/class-query.php';
        require_once TRP_PLUGIN_DIR . 'includes/queries/class-gettext-normalization.php';
        require_once TRP_PLUGIN_DIR . 'includes/queries/class-gettext-table-creation.php';
        require_once TRP_PLUGIN_DIR . 'includes/queries/class-gettext-insert-update.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-url-converter.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-uri.php';
	    require_once TRP_PLUGIN_DIR . 'includes/class-upgrade.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-plugin-notices.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-advanced-tab.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-translation-memory.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-error-manager.php';
        require_once TRP_PLUGIN_DIR . 'includes/external-functions.php';
        require_once TRP_PLUGIN_DIR . 'includes/compatibility-functions.php';
        require_once TRP_PLUGIN_DIR . 'includes/functions.php';
        require_once TRP_PLUGIN_DIR . 'includes/custom-language.php';
        require_once TRP_PLUGIN_DIR . 'assets/lib/simplehtmldom/simple_html_dom.php';
        require_once TRP_PLUGIN_DIR . 'includes/shortcodes.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-machine-translation-tab.php';
        require_once TRP_PLUGIN_DIR . 'includes/string-translation/class-string-translation.php';
        require_once TRP_PLUGIN_DIR . 'includes/string-translation/class-string-translation-helper.php';
        require_once TRP_PLUGIN_DIR . 'includes/string-translation/class-gettext-scan.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-search.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-install-plugins.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-reviews.php';
        require_once TRP_PLUGIN_DIR . 'includes/gettext/class-gettext-manager.php';
        require_once TRP_PLUGIN_DIR . 'includes/gettext/class-process-gettext.php';
        require_once TRP_PLUGIN_DIR . 'includes/gettext/class-plural-forms.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-rewrite-rules.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-check-invalid-text.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-woocommerce-emails.php';
	    require_once TRP_PLUGIN_DIR . 'includes/string-translation/class-string-translation-api-gettext.php';
	    require_once TRP_PLUGIN_DIR . 'includes/string-translation/class-string-translation-api-regular.php';
        require_once TRP_PLUGIN_DIR . 'assets/lib/tp-add-ons-listing/tp-add-ons-listing.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-plugin-optin.php';
        require_once TRP_PLUGIN_DIR . 'includes/class-preferred-user-language.php';
        require_once TRP_PLUGIN_DIR . 'includes/gutenberg-blocks/class-gutenberg-blocks.php';

if ( did_action( 'elementor/loaded' ) )
            require_once TRP_PLUGIN_DIR . 'includes/class-elementor-language-for-blocks.php';
        if ( defined( 'WPB_VC_VERSION' ) ) {
            require_once TRP_PLUGIN_DIR . 'includes/class-wp-bakery-language-for-blocks.php';
        }
    }

/**
     * Instantiates components.
     */
    protected function initialize_components() {
        $this->loader                     = new TRP_Hooks_Loader();
        $this->languages                  = new TRP_Languages();
        $this->settings                   = new TRP_Settings();
        $this->plugin_optin               = new TRP_Plugin_Optin();

$this->advanced_tab               = new TRP_Advanced_Tab($this->settings->get_settings());
        $this->advanced_tab->include_custom_codes();

$this->machine_translation_tab    = new TRP_Machine_Translation_Tab( $this->settings->get_settings() );
        $this->machine_translation_tab->load_engines();

$this->translation_render         = new TRP_Translation_Render( $this->settings->get_settings() );
        $this->url_converter              = new TRP_Url_Converter( $this->settings->get_settings() );
        $this->language_switcher          = new TRP_Language_Switcher( $this->settings->get_settings(), $this );
        $this->query                      = new TRP_Query( $this->settings->get_settings() );
        $this->machine_translator_logger  = new TRP_Machine_Translator_Logger( $this->settings->get_settings() );
        $this->translation_manager        = new TRP_Translation_Manager( $this->settings->get_settings() );
        $this->editor_api_regular_strings = new TRP_Editor_Api_Regular_Strings( $this->settings->get_settings() );
        $this->editor_api_gettext_strings = new TRP_Editor_Api_Gettext_Strings( $this->settings->get_settings() );
        $this->notifications              = new TRP_Trigger_Plugin_Notifications( $this->settings->get_settings() );
        $this->upgrade                    = new TRP_Upgrade( $this->settings->get_settings() );
        $this->plugin_updater             = new TRP_Plugin_Updater();
        $this->license_page               = new TRP_LICENSE_PAGE();
        $this->translation_memory         = new TRP_Translation_Memory( $this->settings->get_settings() );
        $this->error_manager              = new TRP_Error_Manager( $this->settings->get_settings() );
        $this->string_translation         = new TRP_String_Translation( $this->settings->get_settings(), $this->loader );
        $this->gettext_scan               = new TRP_Gettext_Scan( $this->settings->get_settings() );
        $this->search                     = new TRP_Search( $this->settings->get_settings() );
        $this->install_plugins            = new TRP_Install_Plugins();
        $this->reviews                    = new TRP_Reviews( $this->settings->get_settings() );
        $this->gettext_manager            = new TRP_Gettext_Manager( $this->settings->get_settings() );
        $this->rewrite_rules              = new TRP_Rewrite_Rules( $this->settings->get_settings() );
        $this->check_invalid_text         = new TRP_Check_Invalid_Text( );
        $this->woocommerce_emails         = new TRP_Woocommerce_Emails();
        $this->preferred_user_language    = new TRP_Preferred_User_Language();

//Gutenberg Blocks
        global $wp_version;
        if ( version_compare( $wp_version, "5.0.0", ">=" ) && apply_filters( 'trp_initialize_gutenberg_blocks', true ) ) {
            $this->gutenberg_blocks = new TRP_Gutenberg_Blocks( $this->settings->get_settings() );
        }
    }

/**
     * We use this function to detect if we have any addons that require a license
     */
    public function get_active_pro_addons(){

//don't do nothing in frontend
        if( !is_admin() )
            return;

// the names of your product should match the download names in EDD exactly
        $trp_all_pro_addons = array(
            "translatepress-business"      => "TranslatePress Business",
            "translatepress-developer"     => "TranslatePress Developer",
            "translatepress-personal"      => "TranslatePress Personal",
        );
        $active_plugins = get_option('active_plugins');
        foreach ( $trp_all_pro_addons as $trp_pro_addon_folder => $trp_pro_addon_name ){
            foreach( $active_plugins as $active_plugin ){
                if( strpos( $active_plugin, $trp_pro_addon_folder.'/' ) === 0 ){
                    $this->active_pro_addons[$trp_pro_addon_folder] = $trp_pro_addon_name;
                }
            }
        }
        //for the dev version simulate PRO version active
        if( ( defined('TRANSLATE_PRESS') && TRANSLATE_PRESS === 'TranslatePress - Dev' ) )
            $this->active_pro_addons["translatepress-business"] = "TranslatePress Business";
    }

/**
     * Hooks methods used in admin area.
     */
    protected function define_admin_hooks() {
        $this->loader->add_action( 'admin_menu', $this->settings, 'register_menu_page' );
        $this->loader->add_action( 'admin_init', $this->settings, 'register_setting' );
        $this->loader->add_action( 'admin_notices', $this->settings, 'admin_notices' );
        $this->loader->add_action( 'admin_enqueue_scripts', $this->settings, 'enqueue_scripts_and_styles', 10, 1 );
        $this->loader->add_filter( 'plugin_action_links_' . TRP_PLUGIN_BASE , $this->settings, 'plugin_action_links', 10, 1 );
        $this->loader->add_action( 'trp_settings_navigation_tabs', $this->settings, 'add_navigation_tabs' );
        $this->loader->add_action( 'trp_settings_navigation_tabs', $this->settings, 'add_svg_icons' );
        $this->loader->add_action( 'trp_language_selector', $this->settings, 'languages_selector', 10, 1 );

$this->loader->add_action( 'trp_settings_tabs', $this->advanced_tab, 'add_advanced_tab_to_settings', 10, 1 );
	    $this->loader->add_action( 'admin_menu', $this->advanced_tab, 'add_submenu_page_advanced' );
	    $this->loader->add_action( 'trp_output_advanced_settings_options', $this->advanced_tab, 'output_advanced_options' );
	    $this->loader->add_action( 'trp_before_output_advanced_settings_options', $this->advanced_tab, 'trp_advanced_settings_content_table' );
	    $this->loader->add_action( 'admin_init', $this->advanced_tab, 'register_setting' );
	    $this->loader->add_action( 'admin_notices', $this->advanced_tab, 'admin_notices' );

//Machine Translation tab
        $this->loader->add_action( 'trp_settings_tabs', $this->machine_translation_tab, 'add_tab_to_navigation', 10, 1 );
        $this->loader->add_action( 'admin_menu',        $this->machine_translation_tab, 'add_submenu_page' );
        $this->loader->add_action( 'admin_init',        $this->machine_translation_tab, 'register_setting' );
        $this->loader->add_action( 'admin_notices',     $this->machine_translation_tab, 'admin_notices' );
        $this->loader->add_action( 'trp_machine_translation_extra_settings_bottom',     $this->machine_translation_tab, 'display_unsupported_languages' );

//Machine Translation Logger defaults
        $this->loader->add_action( 'trp_machine_translation_sanitize_settings', $this->machine_translator_logger, 'sanitize_settings', 10, 1 );

//Error manager hooks
        $this->loader->add_action( 'admin_init', $this->error_manager, 'show_notification_about_errors', 10 );
        $this->loader->add_action( 'admin_menu', $this->error_manager, 'register_submenu_errors_page', 10 );
        $this->loader->add_action( 'trp_dismiss_notification', $this->error_manager, 'clear_notification_from_db', 10, 2 );
        $this->loader->add_filter( 'trp_machine_translation_sanitize_settings', $this->error_manager, 'clear_disable_machine_translation_notification_from_db', 10, 1 );
        $this->loader->add_filter( 'trp_error_manager_page_output', $this->error_manager, 'show_instructions_on_how_to_fix', 7, 1 );
        $this->loader->add_filter( 'trp_error_manager_page_output', $this->error_manager, 'output_db_errors', 10, 1 );
        $this->loader->add_action('load-admin_page_trp_error_manager', $this->error_manager, 'disable_error_after_click_link', 10);

$this->loader->add_action( 'wp_ajax_nopriv_trp_get_translations_regular', $this->editor_api_regular_strings, 'get_translations' );

$this->loader->add_action( 'wp_ajax_trp_get_translations_regular', $this->editor_api_regular_strings, 'get_translations' );
        $this->loader->add_action( 'wp_ajax_trp_save_translations_regular', $this->editor_api_regular_strings, 'save_translations' );
        $this->loader->add_action( 'wp_ajax_trp_split_translation_block', $this->editor_api_regular_strings, 'split_translation_block' );
        $this->loader->add_action( 'wp_ajax_trp_create_translation_block', $this->editor_api_regular_strings, 'create_translation_block' );

$this->loader->add_action( 'wp_ajax_trp_get_translations_gettext', $this->editor_api_gettext_strings, 'gettext_get_translations' );
	    $this->loader->add_action( 'wp_ajax_trp_save_translations_gettext', $this->editor_api_gettext_strings, 'gettext_save_translations' );

$this->loader->add_action( 'wp_ajax_trp_get_similar_string_translation', $this->translation_memory, 'ajax_get_similar_string_translation' );
	    $this->loader->add_action( 'wp_ajax_trp_scan_gettext', $this->gettext_scan, 'scan_gettext' );

$this->loader->add_filter( 'trp_get_existing_translations', $this->translation_manager, 'display_possible_db_errors', 20, 3 );
        $this->loader->add_action( 'wp_ajax_trp_save_editor_user_meta', $this->translation_manager, 'save_editor_user_meta', 10 );
        $this->loader->add_action( 'trp_editor_notices', $this->translation_manager, 'display_notice_to_upgrade_gettext_in_editor', 10, 1 );

$this->loader->add_action( 'wp_ajax_trp_process_js_strings_in_translation_editor', $this->translation_render, 'process_js_strings_in_translation_editor' );
        $this->loader->add_filter( 'trp_skip_selectors_from_dynamic_translation', $this->translation_render, 'skip_base_attributes_from_dynamic_translation', 10, 1 );

$this->loader->add_action( 'admin_menu', $this->upgrade, 'register_menu_page' );
        $this->loader->add_action( 'admin_init', $this->upgrade, 'show_admin_error_message' );
	    $this->loader->add_action( 'admin_init', $this->upgrade, 'show_admin_notice' );
	    $this->loader->add_action( 'admin_init', $this->upgrade, 'show_notification_about_add_ons_removal' );
        $this->loader->add_action( 'admin_init', $this->upgrade, 'trp_prepare_options_for_database_optimization' );
	    $this->loader->add_action( 'admin_enqueue_scripts', $this->upgrade, 'enqueue_update_script', 10, 1 );
	    $this->loader->add_action( 'wp_ajax_trp_update_database', $this->upgrade, 'trp_update_database' );

$this->loader->add_action( 'wp_ajax_trp_install_plugins', $this->install_plugins, 'install_plugins_request' );

/* add hooks for license operations  */
        if( !empty( $this->active_pro_addons ) ) {
            $this->loader->add_action('admin_init', $this->plugin_updater, 'activate_license');
            $this->loader->add_filter('pre_set_site_transient_update_plugins', $this->plugin_updater, 'check_license');
            $this->loader->add_action('admin_init', $this->plugin_updater, 'deactivate_license');
            $this->loader->add_action('admin_notices', $this->plugin_updater, 'admin_activation_notices');
        }

/* add license page */
        global $trp_license_page;//this global was used in the addons, so we need to use it here also so we don't initialize the license page multiple times (backward compatibility)
        if( !isset( $trp_license_page )  ) {
            $trp_license_page = $this->license_page;
            $this->loader->add_action('admin_menu', $this->license_page, 'license_menu');
        }

$this->loader->add_action( 'admin_init', $this->reviews, 'display_review_notice' );
        $this->loader->add_action( 'trp_dismiss_notification', $this->reviews, 'dismiss_notification', 10, 2 );

// Filter rewrite rules for .htaccess
        $this->loader->add_filter( 'mod_rewrite_rules', $this->rewrite_rules, 'trp_remove_language_param', 100 );

// Add hooks for translating WooCommerce emails
        $this->loader->add_action( 'init', $this->woocommerce_emails, 'initialize_hooks' );

// Plugin optin
        $this->loader->add_action( 'admin_init', $this->plugin_optin, 'redirect_to_plugin_optin_page', 1 );
        $this->loader->add_action( 'admin_menu', $this->plugin_optin, 'add_submenu_page_optin' );
        $this->loader->add_action( 'admin_init', $this->plugin_optin, 'process_optin_actions', 10 );
        $this->loader->add_action( 'activate_plugin', $this->plugin_optin, 'process_paid_plugin_activation', 10, 1 );
        $this->loader->add_action( 'deactivated_plugin', $this->plugin_optin, 'process_paid_plugin_deactivation', 10, 1 );
        $this->loader->add_action( 'trp_register_advanced_settings', $this->plugin_optin, 'setup_plugin_optin_advanced_setting', 1360, 1 );
        $this->loader->add_action( 'trp_extra_sanitize_advanced_settings', $this->plugin_optin, 'process_plugin_optin_advanced_setting', 20, 3 );

$this->loader->add_action( 'show_user_profile', $this->preferred_user_language, 'always_use_this_language', 99, 1 );
        $this->loader->add_action( 'edit_user_profile', $this->preferred_user_language, 'always_use_this_language', 99, 1 );
        $this->loader->add_action( 'personal_options_update', $this->preferred_user_language, 'update_profile_fields', 99, 1 );
        $this->loader->add_action( 'edit_user_profile_update', $this->preferred_user_language, 'update_profile_fields', 99, 1 );

}

/**
     * Hooks methods used in front-end
     */
    protected function define_frontend_hooks(){

//we do not need the plugin in cron requests ?
        if( isset( $_REQUEST['doing_wp_cron'] ) )
            return;

$this->loader->add_action( 'init', $this->translation_render, 'start_output_buffer', apply_filters( 'trp_start_output_buffer_priority', 0 ) );
        $this->loader->add_action( 'wp_enqueue_scripts', $this->translation_render, 'enqueue_scripts', 10 );
        $this->loader->add_action( 'wp_enqueue_scripts', $this->translation_render, 'enqueue_dynamic_translation', 1 );
        $this->loader->add_filter( 'wp_redirect', $this->translation_render, 'force_preview_on_url_redirect', 99, 2 );
        $this->loader->add_filter( 'wp_redirect', $this->translation_render, 'force_language_on_form_url_redirect', 99, 2 );
        $this->loader->add_filter( 'trp_before_translate_content', $this->translation_render, 'force_preview_on_url_in_ajax', 10 );
        $this->loader->add_filter( 'trp_before_translate_content', $this->translation_render, 'force_form_language_on_url_in_ajax', 20 );
        /* handle CDATA str replacement from the content as it is messing up the renderer */
        $this->loader->add_filter( "trp_before_translate_content", $this->translation_render, 'handle_cdata', 1000 );
        $this->loader->add_action( "trp_set_translation_for_attribute", $this->translation_render, 'translate_image_srcset_attributes', 10, 3 );
        $this->loader->add_filter( "trp_allow_machine_translation_for_string", $this->translation_render, 'allow_machine_translation_for_string', 10, 4 );
        $this->loader->add_filter( "trp_allow_machine_translation_for_string", $this->translation_render, 'skip_automatic_translation_for_no_auto_translation_selector', 10, 5 );
        $this->loader->add_action( "init", $this->translation_render, 'add_callbacks_for_translating_rest_api', 10, 4 );
        $this->loader->add_filter( "oembed_response_data", $this->translation_render, 'oembed_response_data', 10, 4 );

/* add custom containers for post content and pots title so we can identify string that are part of them */
        $this->loader->add_filter( "the_content", $this->translation_render, 'wrap_with_post_id', 1000 );
        $this->loader->add_filter( "the_title", $this->translation_render, 'wrap_with_post_id', 1000, 2 );

$this->loader->add_action( 'wp_enqueue_scripts', $this->language_switcher, 'enqueue_language_switcher_scripts' );
        $this->loader->add_action( 'wp_footer', $this->language_switcher, 'add_floater_language_switcher' );
        $this->loader->add_filter( 'init', $this->language_switcher, 'register_ls_menu_switcher' );
        $this->loader->add_action( 'wp_get_nav_menu_items', $this->language_switcher, 'ls_menu_permalinks', 10, 3 );
        add_shortcode( 'language-switcher', array( $this->language_switcher, 'language_switcher' ) );

$this->loader->add_action( 'trp_translation_manager_footer', $this->translation_manager, 'enqueue_scripts_and_styles' );
        $this->loader->add_filter( 'template_include', $this->translation_manager, 'translation_editor', 99999 );
        $this->loader->add_filter( 'option_date_format', $this->translation_manager, 'filter_the_date' );
        $this->loader->add_action( 'wp_enqueue_scripts', $this->translation_manager, 'enqueue_preview_scripts_and_styles' );
        $this->loader->add_action( 'admin_bar_menu', $this->translation_manager, 'add_shortcut_to_translation_editor', 90, 1 );
        $this->loader->add_action( 'admin_head', $this->translation_manager, 'add_styling_to_admin_bar_button', 10 );
        $this->loader->add_filter( 'show_admin_bar', $this->translation_manager, 'hide_admin_bar_when_in_editor', 90 );
        $this->loader->add_action( 'enqueue_block_editor_assets', $this->translation_manager, 'trp_add_shortcut_to_trp_editor_gutenberg', 90);

$this->loader->add_filter( 'template_include', $this->string_translation, 'string_translation_editor', 99999 );
        $this->loader->add_filter( 'trp_string_types', $this->string_translation, 'register_string_types', 10, 1 );
        $this->loader->add_filter( 'trp_editor_nonces', $this->string_translation, 'add_nonces_for_saving_translation', 10, 1 );
        $this->loader->add_action( 'trp_string_translation_editor_footer', $this->string_translation, 'enqueue_scripts_and_styles' );
        $this->loader->add_action( 'init', $this->string_translation, 'register_ajax_hooks' );

$this->loader->add_filter( 'home_url', $this->url_converter, 'add_language_to_home_url', 1, 4 );
        $this->loader->add_action( 'wp_head', $this->url_converter, 'add_hreflang_to_head' );
        $this->loader->add_filter( 'language_attributes', $this->url_converter, 'change_lang_attr_in_html_tag', 10, 1 );
        $this->loader->add_filter('trp_is_file', $this->url_converter, 'does_url_contains_array', 10, 2);
        $this->loader->add_filter('trp_hreflang', $this->url_converter, 'replace_iso_2_with_iso_3_for_hreflang', 10, 2);
        $this->loader->add_filter('wp_footer', $this->url_converter, 'add_tp_language_lang_attribute', 1);

$this->loader->add_filter( 'widget_text', null, 'do_shortcode', 11 );
        $this->loader->add_filter( 'widget_text', null, 'shortcode_unautop', 11 );

/* handle dynamic texts with gettext */
        $this->loader->add_filter( 'locale', $this->languages, 'change_locale', 99999 );
        $this->loader->add_filter( 'plugin_locale', $this->languages, 'change_locale', 99999 );

$this->loader->add_action( 'init', $this->gettext_manager, 'create_gettext_translated_global' );
        $this->loader->add_action( 'init', $this->gettext_manager, 'initialize_gettext_processing' );
        $this->loader->add_action( 'trp_call_gettext_filters', $this->gettext_manager, 'verify_locale_of_loaded_textdomain' );
        $this->loader->add_action( 'shutdown', $this->gettext_manager, 'machine_translate_gettext', 100 );

/* we need to treat the date_i18n function differently so we remove the gettext wraps */
        $this->loader->add_filter( 'date_i18n', $this->gettext_manager, 'handle_date_i18n_function_for_gettext', 1, 4 );
	    /* strip esc_url() from gettext wraps */
	    $this->loader->add_filter( 'clean_url', $this->gettext_manager, 'trp_strip_gettext_tags_from_esc_url', 1, 3 );
	    /* strip sanitize_title() from gettext wraps and apply custom trp_remove_accents */
	    $this->loader->add_filter( 'sanitize_title', $this->gettext_manager, 'trp_sanitize_title', 1, 3 );

/* define an update hook here */
        $this->loader->add_action( 'plugins_loaded', $this->upgrade, 'check_for_necessary_updates', 10 );

$this->loader->add_filter( 'trp_language_name', $this->languages, 'beautify_language_name', 10, 4 );
        $this->loader->add_filter( 'trp_languages', $this->languages, 'reorder_languages', 10, 2 );

/* set up wp_mail hooks */
        $this->loader->add_filter( 'wp_mail', $this->translation_render, 'wp_mail_filter', 1 );

/* hide php ors and notice when we are storing strings in db */
        $this->loader->add_action( 'init', $this->translation_render, 'trp_debug_mode_off', 0 );

/* fix wptexturize to always replace with the default translated strings */
        $this->loader->add_action( 'gettext_with_context', $this->translation_render, 'fix_wptexturize_characters', 999, 4 );

/* ?or init ? hook here where you can change the $current_user global */
        $this->loader->add_action( 'init', $this->translation_manager, 'trp_view_as_user' );

/**
         * we need to modify the permalinks structure for woocommerce when we switch languages
         * when woo registers post_types and taxonomies in the rewrite parameter of the function they change the slugs of the items (they are localized with _x )
         * we can't flush the permalinks on every page load so we filter the rewrite_rules option
         */
        $this->loader->add_filter( "option_rewrite_rules", $this->url_converter, 'woocommerce_filter_permalinks_on_other_languages' );
        $this->loader->add_filter( "option_woocommerce_permalinks", $this->url_converter, 'woocommerce_filter_permalink_option' );
        $this->loader->add_filter( "pre_update_option_woocommerce_permalinks", $this->url_converter, 'prevent_permalink_update_on_other_languages', 10, 2 );
        $this->loader->add_filter( "pre_update_option_rewrite_rules", $this->url_converter, 'prevent_permalink_update_on_other_languages', 10, 2 );
        $this->loader->add_filter( "pre_update_option_rewrite_rules", $this->url_converter, 'delete_woocommerce_transient_permalink' );

/* add to the body class the current language */
        $this->loader->add_filter( "body_class", $this->translation_manager, 'add_language_to_body_class' );

/* load textdomain */
        $this->loader->add_action( "init", $this, 'init_translation', 8 );

// machine translation
        $this->loader->add_action( 'plugins_loaded', $this, 'init_machine_translation', 2 );

//search
        $this->loader->add_filter( 'pre_get_posts', $this->search, 'trp_search_filter', 99999999 );
        $this->loader->add_filter( 'get_search_query', $this->search, 'trp_search_query', 10 );

/* prevent indexing edit translation preview pages */
        $this->loader->add_action( 'trp_head', $this->translation_manager, 'output_noindex_tag', 100 );
        $this->loader->add_action( 'wp_head', $this->translation_manager, 'output_noindex_tag', 100 );
    }

/**
     * Register hooks to WP.
     */
    public function run() {
    	/*
    	 * Hook that prevents running the hooks. Caution: some TP code like constructors of classes still run!
    	 */
    	$run_tp = apply_filters( 'trp_allow_tp_to_run', true, $this->loader );
    	if ( $run_tp ) {
		    $this->loader->run();
	    }
    }

/**
     * Load plugin textdomain
     */
    public function init_translation(){
        load_plugin_textdomain( 'translatepress-multilingual', false, basename(dirname(__FILE__)) . '/languages/' );
    }

public function init_machine_translation(){
        $this->machine_translator = $this->machine_translation_tab->get_active_engine();
    }
}

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