64 lines
1.6 KiB
PHP
64 lines
1.6 KiB
PHP
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<?php
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function get_categories_from_menu_exact_order($menu_name) {
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$cache_key = 'categories_from_menu_' . $menu_name;
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$cache_group = 'menu_categories';
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// Попытка получить кэш
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$cached = wp_cache_get($cache_key, $cache_group);
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if ($cached !== false) {
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return $cached;
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}
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// Получение пунктов меню
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$menu_items = wp_get_nav_menu_items($menu_name);
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if (!$menu_items) return [];
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$category_ids = [];
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foreach ($menu_items as $item) {
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if ($item->object === 'category') {
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$category_ids[] = (int) $item->object_id;
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}
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}
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if (empty($category_ids)) return [];
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// Получение категорий
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$terms = get_terms([
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'taxonomy' => 'category',
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'include' => $category_ids,
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'hide_empty' => false,
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]);
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// Индексация по ID
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$indexed = [];
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foreach ($terms as $term) {
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$indexed[$term->term_id] = $term;
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}
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// Сортировка по порядку в меню
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$ordered = [];
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foreach ($category_ids as $id) {
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if (isset($indexed[$id])) {
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$ordered[] = $indexed[$id];
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}
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}
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// Кэшируем результат
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wp_cache_set($cache_key, $ordered, $cache_group);
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return $ordered;
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}
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//очищаем кеш при редактировании меню
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add_action('wp_update_nav_menu', function($menu_id) {
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$menu = wp_get_nav_menu_object($menu_id);
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if ($menu && $menu->slug === 'rubrics') {
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wp_cache_delete('categories_from_menu_rubrics', 'menu_categories');
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}
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});
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