Начал в итоге сам пытаться сделать.
Думаю как сделать правильный запрос к бд. Таблицу с атрибутами нашёл, поле для ввода сделал, все скрипты поправил, остался только запрос в модели.
public function getProducts($data = array()) {
- ЭТО запрос к БД в методе /catalog/model/catalog/product.php
$sql = "SELECT p.product_id, (SELECT AVG(rating) AS total FROM " . DB_PREFIX . "review r1 WHERE r1.product_id = p.product_id AND r1.status = '1' GROUP BY r1.product_id) AS rating, (SELECT price FROM " . DB_PREFIX . "product_discount pd2 WHERE pd2.product_id = p.product_id AND pd2.customer_group_id = '" . (int)$this->config->get('config_customer_group_id') . "' AND pd2.quantity = '1' AND ((pd2.date_start = '0000-00-00' OR pd2.date_start < NOW()) AND (pd2.date_end = '0000-00-00' OR pd2.date_end > NOW())) ORDER BY pd2.priority ASC, pd2.price ASC LIMIT 1) AS discount, (SELECT price FROM " . DB_PREFIX . "product_special ps WHERE ps.product_id = p.product_id AND ps.customer_group_id = '" . (int)$this->config->get('config_customer_group_id') . "' AND ((ps.date_start = '0000-00-00' OR ps.date_start < NOW()) AND (ps.date_end = '0000-00-00' OR ps.date_end > NOW())) ORDER BY ps.priority ASC, ps.price ASC LIMIT 1) AS special";
- ЭТО добавление к запросу к БД в методе /catalog/model/catalog/product.php
if (!empty($data['filter_name']) || !empty($data['filter_tag'])) {
$sql .= " AND (";
if (!empty($data['filter_name'])) {
$implode = array();
$words = explode(' ', trim(preg_replace('/\s+/', ' ', $data['filter_name'])));
foreach ($words as $word) {
$implode[] = "pd.name LIKE '%" . $this->db->escape($word) . "%'";
}
if ($implode) {
$sql .= " " . implode(" AND ", $implode) . "";
}
if (!empty($data['filter_description'])) {
$sql .= " OR pd.description LIKE '%" . $this->db->escape($data['filter_name']) . "%'";
}
}
if (!empty($data['filter_name']) && !empty($data['filter_tag'])) {
$sql .= " OR ";
}
if (!empty($data['filter_tag'])) {
$implode = array();
$words = explode(' ', trim(preg_replace('/\s+/', ' ', $data['filter_tag'])));
foreach ($words as $word) {
$implode[] = "pd.tag LIKE '%" . $this->db->escape($word) . "%'";
}
if ($implode) {
$sql .= " " . implode(" AND ", $implode) . "";
}
}
if (!empty($data['filter_name'])) {
$sql .= " OR LCASE(p.model) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
$sql .= " OR LCASE(p.sku) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
$sql .= " OR LCASE(p.upc) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
$sql .= " OR LCASE(p.ean) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
$sql .= " OR LCASE(p.jan) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
$sql .= " OR LCASE(p.isbn) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
$sql .= " OR LCASE(p.mpn) = '" . $this->db->escape(utf8_strtolower($data['filter_name'])) . "'";
}
$sql .= ")";
filter_name - берется из массива /catalog/controller/product/product.php
$filter_data = array(
'filter_name' => $search,
'filter_name1' => $search1,
Здесь я прописал вторую переменную запроса search1, которую буду использовать для запроса к БД
Как лучше оформить запрос?)))