­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ menu_items_cache = array(); } function get_menu_items( $menu_id, $translations = true ) { $key = $menu_id . '-'; if ( $translations ) { $key .= 'trans'; } else { $key .= 'no-trans'; } if ( ! isset( $this->menu_items_cache[ $key ] ) ) { if ( ! isset( $this->menu_items_cache[ $menu_id ] ) ) { $this->menu_items_cache[ $menu_id ] = wp_get_nav_menu_items( (int) $menu_id ); } $items = $this->menu_items_cache[ $menu_id ]; $menu_items = array(); foreach ( $items as $item ) { $item->object_type = get_post_meta( $item->ID, '_menu_item_type', true ); $_item_add = array( 'ID' => $item->ID, 'menu_order' => $item->menu_order, 'parent' => $item->menu_item_parent, 'object' => $item->object, 'url' => $item->url, 'object_type' => $item->object_type, 'object_id' => empty( $item->object_id ) ? get_post_meta( $item->ID, '_menu_item_object_id', true ) : $item->object_id, 'title' => $item->title, 'depth' => $this->get_menu_item_depth( $item->ID ), ); if ( $translations ) { $_item_add['translations'] = $this->get_menu_item_translations( $item, $menu_id ); } $menu_items[ $item->ID ] = $_item_add; } $this->menu_items_cache[ $key ] = $menu_items; } return $this->menu_items_cache[ $key ]; } function sync_menu_translations( $menu_trans_data, $menus ) { global $wpdb; foreach ( $menu_trans_data as $menu_id => $translations ) { foreach ( $translations as $language => $name ) { $_POST['icl_translation_of'] = $wpdb->get_var( $wpdb->prepare( " SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id=%d AND taxonomy='nav_menu' LIMIT 1", $menu_id ) ); $_POST['icl_nav_menu_language'] = $language; $menu_indentation = ''; $menu_increment = 0; do { $new_menu_id = wp_update_nav_menu_object( 0, array( 'menu-name' => $name . $menu_indentation . ( $menu_increment ? $menu_increment : '' ) ) ); $menu_increment = $menu_increment != '' ? $menu_increment + 1 : 2; $menu_indentation = '-'; } while ( is_wp_error( $new_menu_id ) && $menu_increment < 10 ); $menus[ $menu_id ]['translations'][ $language ] = array( 'id' => $new_menu_id ); } } return $menus; } /** * @param $item * @param $menu_id * * @return array */ function get_menu_item_translations( $item, $menu_id ) { $languages = array_keys( $this->sitepress->get_active_languages() ); $item_translations = $this->post_translations->get_element_translations( $item->ID ); $languages = array_diff( $languages, array( $this->sitepress->get_default_language() ) ); $translations = array_fill_keys( $languages, false ); foreach ( $languages as $lang_code ) { $item->object_type = property_exists( $item, 'object_type' ) ? $item->object_type : $item->type; $translated_object_id = (int)icl_object_id( $item->object_id, ( $item->object_type === 'custom' ? 'nav_menu_item' : $item->object ), false, $lang_code ); if ( ! $translated_object_id && $item->object_type !== 'custom' ) { continue; } $translated_object_title = ''; $translated_object_url = $item->url; $icl_st_label_exists = true; $icl_st_url_exists = true; $label_changed = false; $url_changed = false; if ( $item->object_type === 'post_type' ) { list( $translated_object_id, $item_translations ) = $this->maybe_reload_post_item( $translated_object_id, $item_translations, $item, $lang_code ); $translated_object = get_post( $translated_object_id ); if ( $translated_object->post_status === 'trash' ) { $translated_object_id = false; } else { $translated_object_title = $translated_object->post_title; } } elseif ( $item->object_type === 'taxonomy' ) { $translated_object = get_term( $translated_object_id, get_post_meta( $item->ID, '_menu_item_object', true ) ); $translated_object_title = $translated_object->name; } elseif ( $item->object_type === 'custom' ) { $translated_object_title = $item->post_title; if ( defined( 'WPML_ST_PATH' ) ) { list( $translated_object_url, $translated_object_title, $url_changed, $label_changed ) = $this->st_actions( $lang_code, $menu_id, $item, $translated_object_id, $translated_object_title, $translated_object_url, $icl_st_label_exists, $icl_st_url_exists ); } } $this->fix_assignment_to_menu($item_translations, (int)$menu_id); $this->fix_language_conflicts(); $translated_item_id = isset( $item_translations[ $lang_code ] ) ? (int) $item_translations[ $lang_code ] : false; $item_depth = $this->get_menu_item_depth( $translated_item_id ); if ( $translated_item_id ) { $translated_item = get_post( $translated_item_id ); $translated_object_title = ! empty( $translated_item->post_title ) && ! $icl_st_label_exists ? $translated_item->post_title : $translated_object_title; $translate_item_parent_item_id = (int) get_post_meta( $translated_item_id, '_menu_item_menu_item_parent', true ); if ( $item->menu_item_parent > 0 && $translate_item_parent_item_id != $this->post_translations->element_id_in( $item->menu_item_parent, $lang_code ) ) { $translate_item_parent_item_id = 0; $item_depth = 0; } $translation = array( 'menu_order' => $translated_item->menu_order, 'parent' => $translate_item_parent_item_id ); } else { $translation = array( 'menu_order' => ( $item->object_type === 'custom' ? $item->menu_order : 0 ), 'parent' => 0 ); } $translation['ID'] = $translated_item_id; $translation['depth'] = $item_depth; $translation['parent_not_translated'] = $this->is_parent_not_translated( $item, $lang_code ); $translation['object'] = $item->object; $translation['object_type'] = $item->object_type; $translation['object_id'] = $translated_object_id; $translation['title'] = $translated_object_title; $translation['url'] = $translated_object_url; $translation['target'] = $item->target; $translation['classes'] = $item->classes; $translation['xfn'] = $item->xfn; $translation['attr-title'] = $item->attr_title; $translation['label_changed'] = $label_changed; $translation['url_changed'] = $url_changed; if ( $this->string_translation_default_language_ok() ) { $translation['label_missing'] = ! $icl_st_label_exists; $translation['url_missing'] = ! $icl_st_url_exists; } else { $translation['label_missing'] = false; $translation['url_missing'] = false; } $translations[ $lang_code ] = $translation; } return $translations; } /** * Synchronises a page menu item's translations' trids according to the trids of the pages they link to. * * @param object $menu_item * * @return int number of affected menu item translations */ function sync_page_menu_item_trids( $menu_item ) { $changed = 0; if ( $menu_item->object_type === 'post_type' ) { $translations = $this->post_translations->get_element_translations( $menu_item->ID ); if ( (bool) $translations === true ) { get_post_meta( $menu_item->menu_item_parent, '_menu_item_object_id', true ); $orphans = $this->wpdb->get_results( $this->get_page_orphan_sql( array_keys( $translations ), $menu_item->ID ) ); if ( (bool) $orphans === true ) { $trid = $this->post_translations->get_element_trid( $menu_item->ID ); foreach ( $orphans as $orphan ) { $this->sitepress->set_element_language_details( $orphan->element_id, 'post_nav_menu_item', $trid, $orphan->language_code ); $changed ++; } } } } return $changed; } /** * @param int $menu_id * @param bool $include_original * * @return bool|array */ function get_menu_translations( $menu_id, $include_original = false ) { $languages = array_keys( $this->sitepress->get_active_languages() ); $translations = array(); foreach ( $languages as $lang_code ) { if ( $include_original || $lang_code !== $this->sitepress->get_default_language() ) { $menu_translated_id = $this->term_translations->term_id_in( $menu_id, $lang_code ); $menu_data = array(); if ( $menu_translated_id ) { $menu_object = $this->wpdb->get_row( $this->wpdb->prepare( " SELECT t.term_id, t.name FROM {$this->wpdb->terms} t JOIN {$this->wpdb->term_taxonomy} x ON t.term_id = t.term_id WHERE t.term_id = %d AND x.taxonomy='nav_menu' LIMIT 1", $menu_translated_id ) ); $current_lang = $this->sitepress->get_current_language(); $this->sitepress->switch_lang( $lang_code, false ); $menu_data = array( 'id' => $menu_object->term_id, 'name' => $menu_object->name, 'items' => $this->get_menu_items( $menu_translated_id, false ) ); $this->sitepress->switch_lang( $current_lang, false ); } $translations[ $lang_code ] = $menu_data; } } return $translations; } /** * @todo Handle this differently once non-English ST languages are possible * * @return bool */ protected function string_translation_default_language_ok() { return $this->sitepress->get_default_language() === 'en'; } protected function get_menu_name( $menu_id ) { $menu = wp_get_nav_menu_object( $menu_id ); return $menu ? $menu->name : false; } /** * @param $menu_id * @param $language_code * * @return bool */ protected function get_translated_menu( $menu_id, $language_code = false ) { $language_code = $language_code ? $language_code : $this->sitepress->get_default_language(); $menus = $this->get_menu_translations( $menu_id, true ); return isset( $menus[ $language_code ] ) ? $menus[ $language_code ] : false; } protected function icl_t_menu_item( $menu_name, $item, $lang_code, &$icl_st_label_exists, &$icl_st_url_exists ) { $translated_object_title_t = icl_t( $menu_name . ' menu', 'Menu Item Label ' . $item->ID, $item->post_title, $icl_st_label_exists, true, $lang_code ); $translated_object_url_t = icl_t( $menu_name . ' menu', 'Menu Item URL ' . $item->ID, $item->url, $icl_st_url_exists, true, $lang_code ); return array( $translated_object_title_t, $translated_object_url_t ); } /** * @param object $item * @param string $lang_code * * @return int */ private function is_parent_not_translated( $item, $lang_code ) { if ( $item->menu_item_parent > 0 ) { $item_parent_object_id = get_post_meta( $item->menu_item_parent, '_menu_item_object_id', true ); $item_parent_object = get_post_meta( $item->menu_item_parent, '_menu_item_object', true ); $parent_element_type = $item_parent_object === 'custom' ? 'nav_menu_item' : $item_parent_object; $parent_translated = icl_object_id( $item_parent_object_id, $parent_element_type, false, $lang_code ); } return isset( $parent_translated ) && ! $parent_translated ? 1 : 0; } private function get_page_orphan_sql( $existing_languages, $menu_item_id ) { $wpdb = &$this->wpdb; return $wpdb->prepare( "SELECT it.element_id, it.language_code FROM {$wpdb->prefix}icl_translations it JOIN {$wpdb->posts} pt ON pt.ID = it.element_id AND pt.post_type = 'nav_menu_item' AND it.element_type = 'post_nav_menu_item' AND it.language_code NOT IN (" . wpml_prepare_in( $existing_languages ) . ") JOIN {$wpdb->prefix}icl_translations io ON io.element_id = %d AND io.element_type = 'post_nav_menu_item' AND io.trid != it.trid JOIN {$wpdb->posts} po ON po.ID = io.element_id AND po.post_type = 'nav_menu_item' JOIN {$wpdb->postmeta} mo ON mo.post_id = po.ID AND mo.meta_key = '_menu_item_object_id' JOIN {$wpdb->postmeta} mt ON mt.post_id = pt.ID AND mt.meta_key = '_menu_item_object_id' JOIN {$wpdb->prefix}icl_translations page_t ON mt.meta_value = page_t.element_id AND page_t.element_type = 'post_page' JOIN {$wpdb->prefix}icl_translations page_o ON mo.meta_value = page_o.element_id AND page_o.trid = page_t.trid WHERE ( SELECT COUNT(count.element_id) FROM {$wpdb->prefix}icl_translations count WHERE count.trid = it.trid ) = 1", $menu_item_id ); } private function maybe_reload_post_item( $translated_object_id, $item_translations, $item, $lang_code ) { if ( $this->sync_page_menu_item_trids( $item ) > 0 ) { $item_translations = $this->post_translations->get_element_translations( $item->ID ); $translated_object_id = $this->post_translations->element_id_in( $item->object_id, $lang_code ); $translated_object_id = $translated_object_id === null ? false : $translated_object_id; } return array( $translated_object_id, $item_translations ); } private function get_menu_item_depth( $item_id ) { $depth = 0; do { $object_parent = get_post_meta( $item_id, '_menu_item_menu_item_parent', true ); if ( $object_parent == $item_id ) { $depth = 0; break; } elseif ( $object_parent ) { $item_id = $object_parent; $depth ++; } } while ( $object_parent > 0 ); return $depth; } private function st_actions( $lang_code, $menu_id, $item, $translated_object_id, $translated_object_title, $translated_object_url, &$icl_st_label_exists, &$icl_st_url_exists ) { if ( ! function_exists( 'icl_translate' ) ) { require WPML_ST_PATH . '/inc/functions.php'; } $this->sitepress->switch_lang( $lang_code ); $label_changed = false; $url_changed = false; $menu_name = $this->get_menu_name( $menu_id ); $translated_object_title_t = ''; $translated_object_url_t = ''; $translated_menu_id = $this->term_translations->term_id_in( $menu_id, $lang_code ); if ( function_exists( 'icl_t' ) && $this->string_translation_default_language_ok() ) { list( $translated_object_title_t, $translated_object_url_t ) = $this->icl_t_menu_item( $menu_name, $item, $lang_code, $icl_st_label_exists, $icl_st_url_exists ); } elseif ( $translated_object_id && isset( $item_translations[ $lang_code ] ) ) { $translated_menu_items = wp_get_nav_menu_items( $translated_menu_id ); foreach ( $translated_menu_items as $translated_menu_item ) { if ( $translated_menu_item->ID == $translated_object_id ) { $translated_object_title_t = $translated_menu_item->title; $translated_object_url_t = $translated_menu_item->url; $translated_menu_item_found = true; break; } } if ( empty( $translated_menu_item_found ) ) { $translated_object_title_t = $item->post_title . ' @' . $lang_code; $translated_object_url_t = $item->url; } } else { $translated_object_title_t = $item->post_title . ' @' . $lang_code; $translated_object_url_t = $item->url; } $this->sitepress->switch_lang(); if ( $translated_object_id ) { $translated_object = get_post( $translated_object_id ); if ( $this->string_translation_default_language_ok() ) { $label_changed = $translated_object_title_t != $translated_object->post_title; $url_changed = $translated_object_url_t != get_post_meta( $translated_object_id, '_menu_item_url', true ); } $translated_object_title = $icl_st_label_exists ? $translated_object_title_t : $translated_object_title; $translated_object_url = $icl_st_url_exists ? $translated_object_url_t : $translated_object_url; } return array( $translated_object_url, $translated_object_title, $url_changed, $label_changed ); } /** * @param $item_translations * @param $menu_id */ private function fix_assignment_to_menu( $item_translations, $menu_id ) { foreach ($item_translations as $lang_code => $item_id) { $correct_menu_id = $this->term_translations->term_id_in( $menu_id, $lang_code ); if ($correct_menu_id) { $ttid_trans = $this->wpdb->get_var( $this->wpdb->prepare( " SELECT tt.term_taxonomy_id FROM {$this->wpdb->term_taxonomy} tt LEFT JOIN {$this->wpdb->term_relationships} tr ON tt.term_taxonomy_id = tr.term_taxonomy_id AND tr.object_id = %d WHERE tt.taxonomy = 'nav_menu' AND tt.term_id = %d AND tr.term_taxonomy_id IS NULL LIMIT 1", $item_id, $correct_menu_id ) ); if ($ttid_trans) { $this->wpdb->insert( $this->wpdb->term_relationships, array('object_id' => $item_id, 'term_taxonomy_id' => $ttid_trans) ); } } } } /** * Removes potentially mis-assigned menu items from their menu, whose language differs from that of their * associated menu. */ private function fix_language_conflicts(){ $wrong_items = $this->wpdb->get_results( " SELECT r.object_id, t.term_taxonomy_id FROM {$this->wpdb->term_relationships} r JOIN {$this->wpdb->prefix}icl_translations ip JOIN {$this->wpdb->posts} p ON ip.element_type = CONCAT('post_', p.post_type) AND ip.element_id = p.ID AND ip.element_id = r.object_id JOIN {$this->wpdb->prefix}icl_translations it JOIN {$this->wpdb->term_taxonomy} t ON it.element_type = CONCAT('tax_', t.taxonomy) AND it.element_id = t.term_taxonomy_id AND it.element_id = r.term_taxonomy_id WHERE p.post_type = 'nav_menu_item' AND t.taxonomy = 'nav_menu' AND ip.language_code != it.language_code" ); foreach ($wrong_items as $item) { $this->wpdb->delete( $this->wpdb->term_relationships, array('object_id' => $item->object_id, 'term_taxonomy_id' => $item->term_taxonomy_id) ); } } }