Auto Related Products - Похожие, Сопутствующие товары авто

Добавляем похожие товары в автоматическом режиме из тойже категории что и просматриваемый товар. Если в категории недотаточно товаров для отображения нужного количества (4 по умолчанию) , то товары подбираются по родстввенному производителю.

catalog/model/catalog/product.php

после кода

foreach ($query->rows as $result) { $product_data[$result['related_id']] = $this->getProduct($result['related_id']); }

добавить

$max_related = 4; $num_related = $max_related - count($product_data); if($num_related > 0) { $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "product_to_category p2c LEFT JOIN " . DB_PREFIX . "product p ON (p2c.product_id = p.product_id) LEFT JOIN " . DB_PREFIX . "product_to_store p2s ON (p.product_id = p2s.product_id) WHERE p2c.category_id IN (SELECT category_id FROM " . DB_PREFIX . "product_to_category WHERE product_id = '" . (int)$product_id . "') AND p.product_id != '" . (int)$product_id . "' AND p.status = '1' AND p.date_available <= NOW() AND p2s.store_id = '" . (int)$this->config->get('config_store_id') . "' ORDER BY RAND() LIMIT 0," . $num_related); foreach ($query->rows as $result) { $product_data[$result['product_id']] = $this->getProduct($result['product_id']); } } $num_related = $max_related - count($product_data); if($num_related > 0) { $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "product p LEFT JOIN " . DB_PREFIX . "product_to_store p2s ON (p.product_id = p2s.product_id) WHERE p.manufacturer_id IN (SELECT manufacturer_id FROM " . DB_PREFIX . "product WHERE product_id = '" . (int)$product_id . "') AND p.product_id != '" . (int)$product_id . "' AND p.status = '1' AND p.date_available <= NOW() AND p2s.store_id = '" . (int)$this->config->get('config_store_id') . "' ORDER BY RAND() LIMIT 0," . $num_related); foreach ($query->rows as $result) $product_data[$result['product_id']] = $this->getProduct($result['product_id']); return $product_data; }