Created
June 23, 2024 17:24
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Get All Product Attributes by Category Slug WooCommerce
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| <?php | |
| function get_attributes_by_product_cat($category_slug = null, $cacheHour = 6) | |
| { | |
| global $wpdb; | |
| // Check Product Cat Slug | |
| if (is_null($category_slug)) { | |
| $query_object = get_queried_object(); | |
| $category_slug = $query_object->slug ?? ''; | |
| } | |
| // Check Empty Slug | |
| if (empty($category_slug)) { | |
| return []; | |
| } | |
| // Check Cache | |
| $option = get_option('attributes_' . md5($category_slug), []); | |
| if (is_array($option) and isset($option['data']) and isset($option['expire']) and $option['expire'] > current_time('timestamp')) { | |
| return $option['data']; | |
| } | |
| // Setup Query | |
| $terms = $wpdb->get_results("SELECT t.name as taxonomy_name,tr.object_id, tt.taxonomy, tt.term_id, t.name, count(*) as count | |
| FROM {$wpdb->prefix}term_relationships AS tr | |
| JOIN {$wpdb->prefix}term_taxonomy AS tt ON tr.term_taxonomy_id = tt.term_taxonomy_id | |
| JOIN {$wpdb->prefix}terms AS t ON tt.term_id = t.term_id | |
| WHERE tr.object_id IN ( | |
| SELECT p.ID | |
| FROM {$wpdb->prefix}posts AS p | |
| JOIN {$wpdb->prefix}term_relationships AS tr ON p.ID = tr.object_id | |
| JOIN {$wpdb->prefix}term_taxonomy AS tt ON tr.term_taxonomy_id = tt.term_taxonomy_id | |
| JOIN {$wpdb->prefix}terms AS t ON tt.term_id = t.term_id | |
| WHERE p.post_type = 'product' | |
| AND p.post_status = 'publish' | |
| AND tt.taxonomy = 'product_cat' | |
| AND ('$category_slug'='' OR t.slug = '$category_slug') | |
| ) | |
| AND tt.taxonomy LIKE 'pa_%' | |
| GROUP By tt.term_id"); | |
| // Prepare filters | |
| $filters = []; | |
| foreach ($terms as $term) { | |
| if (!isset($filters[$term->taxonomy])) { | |
| $filters[$term->taxonomy] = array( | |
| 'name' => wc_attribute_label($term->taxonomy), | |
| 'count' => 0, | |
| 'options' => [] | |
| ); | |
| } | |
| $filters[$term->taxonomy]['count'] += $term->count; | |
| $filters[$term->taxonomy]['options'][] = array( | |
| 'term_id' => $term->term_id, | |
| 'name' => $term->name, | |
| 'count' => $term->count, | |
| ); | |
| } | |
| // Setup Cache | |
| update_option('attributes_' . md5($category_slug), [ | |
| 'data' => $filters, | |
| 'expire' => current_time('timestamp') + (HOUR_IN_SECONDS * $cacheHour) | |
| ], 'no'); | |
| // Return | |
| return $filters; | |
| } |
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related:
https://stackoverflow.com/questions/52572687/get-all-attributes-with-their-terms-related-to-a-product-category-in-woocommerce