name : plugins-compat.php <?php /** * Manages compatibility with 3rd party plugins ( and themes ) * This class is available as soon as the plugin is loaded * * @since 1.0 */ class PLL_Plugins_Compat { protected static $instance; // for singleton /** * Constructor * * @since 1.0 */ protected function __construct() { add_action( 'plugins_loaded', array( $this, 'plugins_loaded' ), 0 ); add_action( 'after_setup_theme', array( $this, 'after_setup_theme' ) ); // WordPress Importer add_action( 'init', array( $this, 'maybe_wordpress_importer' ) ); add_filter( 'wp_import_terms', array( $this, 'wp_import_terms' ) ); // YARPP add_action( 'init', array( $this, 'yarpp_init' ) ); // after Polylang has registered its taxonomy in setup_theme // Custom field template add_action( 'add_meta_boxes', array( $this, 'cft_copy' ), 10, 2 ); // Aqua Resizer add_filter( 'pll_home_url_black_list', array( $this, 'aq_home_url_black_list' ) ); // Duplicate post add_filter( 'option_duplicate_post_taxonomies_blacklist', array( $this, 'duplicate_post_taxonomies_blacklist' ) ); // Jetpack $this->jetpack = new PLL_Jetpack(); // Must be loaded before the plugin is active add_action( 'pll_init', array( $this->featured_content = new PLL_Featured_Content(), 'init' ) ); // WP Sweep add_filter( 'wp_sweep_excluded_taxonomies', array( $this, 'wp_sweep_excluded_taxonomies' ) ); // Twenty Seventeen add_action( 'init', array( $this, 'twenty_seventeen_init' ) ); // No category base (works for Yoast SEO too) add_filter( 'get_terms_args', array( $this, 'no_category_base_get_terms_args' ), 5 ); // Before adding cache domain // WordPress MU Domain Mapping if ( function_exists( 'redirect_to_mapped_domain' ) ) { if ( ! defined( 'PLL_CACHE_HOME_URL' ) && ( $options = get_option( 'polylang' ) ) && $options['force_lang'] < 2 ) { define( 'PLL_CACHE_HOME_URL', false ); } if ( ! get_site_option( 'dm_no_primary_domain' ) ) { remove_action( 'template_redirect', 'redirect_to_mapped_domain' ); add_action( 'template_redirect', array( $this, 'dm_redirect_to_mapped_domain' ) ); } } } /** * Access to the single instance of the class * * @since 1.7 * * @return object */ public static function instance() { if ( empty( self::$instance ) ) { self::$instance = new self(); } return self::$instance; } /** * Look for active plugins and load compatibility layer if needed * * @since 2.3 */ public function plugins_loaded() { // Yoast SEO if ( defined( 'WPSEO_VERSION' ) ) { add_action( 'pll_init', array( $this->wpseo = new PLL_WPSEO(), 'init' ) ); } if ( pll_is_cache_active() ) { add_action( 'pll_init', array( $this->cache_compat = new PLL_Cache_Compat(), 'init' ) ); } // Custom Post Type UI if ( defined( 'CPTUI_VERSION' ) && class_exists( 'PLL_CPTUI' ) ) { add_action( 'pll_init', array( $this->cptui = new PLL_CPTUI(), 'init' ) ); } // The Event Calendar if ( defined( 'TRIBE_EVENTS_FILE' ) && class_exists( 'PLL_TEC' ) ) { add_action( 'pll_init', array( $this->tec = new PLL_TEC(), 'init' ) ); } // Beaver Builder if ( class_exists( 'FLBuilderLoader' ) && class_exists( 'PLL_FLBuilder' ) ) { $this->flbuilder = new PLL_FLBuilder(); } // Divi Builder if ( ( 'Divi' === get_template() || defined( 'ET_BUILDER_PLUGIN_VERSION' ) ) && class_exists( 'PLL_Divi_Builder' ) ) { $this->divi_builder = new PLL_Divi_Builder(); } // Admin Columns & Admin Columns Pro if ( ( defined( 'AC_FILE' ) || defined( 'ACP_FILE' ) ) && class_exists( 'PLL_CPAC' ) ) { add_action( 'admin_init', array( $this->cpac = new PLL_CPAC(), 'init' ) ); } // WP Offload Media Lite if ( function_exists( 'as3cf_init' ) && class_exists( 'PLL_AS3CF' ) ) { add_action( 'pll_init', array( $this->as3cf = new PLL_AS3CF(), 'init' ) ); } // Content Blocks (Custom Post Widget) if ( function_exists( 'custom_post_widget_plugin_init' ) && class_exists( 'PLL_Content_Blocks' ) ) { add_action( 'pll_init', array( $this->content_blocks = new PLL_Content_Blocks(), 'init' ) ); } } /** * Look for active plugins and load compatibility layer after the theme has been setup * * @since 2.3.8 */ public function after_setup_theme() { // Advanced Custom Fields Pro // The function acf_get_value() is not defined in ACF 4 if ( class_exists( 'acf' ) && function_exists( 'acf_get_value' ) && class_exists( 'PLL_ACF' ) ) { add_action( 'init', array( $this->acf = new PLL_ACF(), 'init' ) ); } } /** * WordPress Importer * If WordPress Importer is active, replace the wordpress_importer_init function * * @since 1.2 */ public function maybe_wordpress_importer() { if ( defined( 'WP_LOAD_IMPORTERS' ) && class_exists( 'WP_Import' ) ) { remove_action( 'admin_init', 'wordpress_importer_init' ); add_action( 'admin_init', array( $this, 'wordpress_importer_init' ) ); } } /** * WordPress Importer * Loads our child class PLL_WP_Import instead of WP_Import * * @since 1.2 */ public function wordpress_importer_init() { $class = new ReflectionClass( 'WP_Import' ); load_plugin_textdomain( 'wordpress-importer', false, basename( dirname( $class->getFileName() ) ) . '/languages' ); $GLOBALS['wp_import'] = new PLL_WP_Import(); register_importer( 'wordpress', 'WordPress', __( 'Import <strong>posts, pages, comments, custom fields, categories, and tags</strong> from a WordPress export file.', 'polylang' ), array( $GLOBALS['wp_import'], 'dispatch' ) ); // phpcs:ignore WordPress.WP.CapitalPDangit.Misspelled } /** * WordPress Importer * Backward Compatibility Polylang < 1.8 * Sets the flag when importing a language and the file has been exported with Polylang < 1.8 * * @since 1.8 * * @param array $terms an array of arrays containing terms information form the WXR file * @return array */ public function wp_import_terms( $terms ) { $languages = include PLL_SETTINGS_INC . '/languages.php'; foreach ( $terms as $key => $term ) { if ( 'language' === $term['term_taxonomy'] ) { $description = maybe_unserialize( $term['term_description'] ); if ( empty( $description['flag_code'] ) && isset( $languages[ $description['locale'] ] ) ) { $description['flag_code'] = $languages[ $description['locale'] ]['flag']; $terms[ $key ]['term_description'] = maybe_serialize( $description ); } } } return $terms; } /** * YARPP * Just makes YARPP aware of the language taxonomy ( after Polylang registered it ) * * @since 1.0 */ public function yarpp_init() { $GLOBALS['wp_taxonomies']['language']->yarpp_support = 1; } /** * Aqua Resizer * * @since 1.1.5 * * @param array $arr * @return array */ public function aq_home_url_black_list( $arr ) { return array_merge( $arr, array( array( 'function' => 'aq_resize' ) ) ); } /** * Custom field template * Custom field template does check $_REQUEST['post'] to populate the custom fields values * * @since 1.0.2 * * @param string $post_type unused * @param object $post current post object */ public function cft_copy( $post_type, $post ) { global $custom_field_template; if ( isset( $custom_field_template, $_REQUEST['from_post'], $_REQUEST['new_lang'] ) && ! empty( $post ) ) { // phpcs:ignore WordPress.Security.NonceVerification $_REQUEST['post'] = $post->ID; } } /** * Duplicate Post * Avoid duplicating the 'post_translations' taxonomy * * @since 1.8 * * @param array|string $taxonomies * @return array */ public function duplicate_post_taxonomies_blacklist( $taxonomies ) { if ( empty( $taxonomies ) ) { $taxonomies = array(); // As we get an empty string when there is no taxonomy } $taxonomies[] = 'post_translations'; return $taxonomies; } /** * WP Sweep * Add 'term_language' and 'term_translations' to excluded taxonomies otherwise terms loose their language and translation group * * @since 2.0 * * @param array $excluded_taxonomies list of taxonomies excluded from sweeping * @return array */ public function wp_sweep_excluded_taxonomies( $excluded_taxonomies ) { return array_merge( $excluded_taxonomies, array( 'term_language', 'term_translations' ) ); } /** * Twenty Seventeen * Translates the front page panels * * @since 2.0.10 */ public function twenty_seventeen_init() { if ( 'twentyseventeen' === get_template() && function_exists( 'twentyseventeen_panel_count' ) && did_action( 'pll_init' ) && PLL() instanceof PLL_Frontend ) { $num_sections = twentyseventeen_panel_count(); for ( $i = 1; $i < ( 1 + $num_sections ); $i++ ) { add_filter( 'theme_mod_panel_' . $i, 'pll_get_post' ); } } } /** * Make sure No category base plugins (including Yoast SEO) get all categories when flushing rules * * @since 2.1 * * @param array $args * @return array */ public function no_category_base_get_terms_args( $args ) { if ( doing_filter( 'category_rewrite_rules' ) ) { $args['lang'] = ''; } return $args; } /** * WordPress MU Domain Mapping * Fix primary domain check which forces only one domain per blog * Accept only known domains/subdomains for the current blog * * @since 2.2 */ public function dm_redirect_to_mapped_domain() { $options = get_option( 'polylang' ); // The language is set from the subdomain or domain name if ( $options['force_lang'] > 1 ) { // Don't redirect the main site if ( is_main_site() ) { return; } // Don't redirect post previews if ( isset( $_GET['preview'] ) && 'true' === $_GET['preview'] ) { // phpcs:ignore WordPress.Security.NonceVerification return; } // Don't redirect theme customizer if ( isset( $_POST['customize'] ) && isset( $_POST['theme'] ) && 'on' === $_POST['customize'] ) { // phpcs:ignore WordPress.Security.NonceVerification return; } // If we can't associate the requested domain to a language, redirect to the default domain $requested_url = pll_get_requested_url(); $requested_host = wp_parse_url( $requested_url, PHP_URL_HOST ); $hosts = PLL()->links_model->get_hosts(); $lang = array_search( $requested_host, $hosts ); if ( empty( $lang ) ) { $status = get_site_option( 'dm_301_redirect' ) ? '301' : '302'; // Honor status redirect option $redirect = str_replace( '://' . $requested_host, '://' . $hosts[ $options['default_lang'] ], $requested_url ); wp_safe_redirect( $redirect, $status ); exit; } } else { // Otherwise rely on MU Domain Mapping redirect_to_mapped_domain(); } } }