admin/model/sale/return.php

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<?php
class ModelSaleReturn extends Model {
	public function addReturn($data) {
		$this->db->query("INSERT INTO `" . DB_PREFIX . "return` SET order_id = '" . (int)$data['order_id'] . "', product_id = '" . (int)$data['product_id'] . "', customer_id = '" . (int)$data['customer_id'] . "', firstname = '" . $this->db->escape((string)$data['firstname']) . "', lastname = '" . $this->db->escape((string)$data['lastname']) . "', email = '" . $this->db->escape((string)$data['email']) . "', telephone = '" . $this->db->escape((string)$data['telephone']) . "', product = '" . $this->db->escape((string)$data['product']) . "', model = '" . $this->db->escape((string)$data['model']) . "', quantity = '" . (int)$data['quantity'] . "', opened = '" . (int)$data['opened'] . "', return_reason_id = '" . (int)$data['return_reason_id'] . "', return_action_id = '" . (int)$data['return_action_id'] . "', return_status_id = '" . (int)$data['return_status_id'] . "', comment = '" . $this->db->escape((string)$data['comment']) . "', date_ordered = '" . $this->db->escape((string)$data['date_ordered']) . "', date_added = NOW(), date_modified = NOW()");
	
		return $this->db->getLastId();
	}

	public function editReturn($return_id, $data) {
		$this->db->query("UPDATE `" . DB_PREFIX . "return` SET order_id = '" . (int)$data['order_id'] . "', product_id = '" . (int)$data['product_id'] . "', customer_id = '" . (int)$data['customer_id'] . "', firstname = '" . $this->db->escape((string)$data['firstname']) . "', lastname = '" . $this->db->escape((string)$data['lastname']) . "', email = '" . $this->db->escape((string)$data['email']) . "', telephone = '" . $this->db->escape((string)$data['telephone']) . "', product = '" . $this->db->escape((string)$data['product']) . "', model = '" . $this->db->escape((string)$data['model']) . "', quantity = '" . (int)$data['quantity'] . "', opened = '" . (int)$data['opened'] . "', return_reason_id = '" . (int)$data['return_reason_id'] . "', return_action_id = '" . (int)$data['return_action_id'] . "', comment = '" . $this->db->escape((string)$data['comment']) . "', date_ordered = '" . $this->db->escape((string)$data['date_ordered']) . "', date_modified = NOW() WHERE return_id = '" . (int)$return_id . "'");
	}

	public function deleteReturn($return_id) {
		$this->db->query("DELETE FROM `" . DB_PREFIX . "return` WHERE `return_id` = '" . (int)$return_id . "'");
		$this->db->query("DELETE FROM `" . DB_PREFIX . "return_history` WHERE `return_id` = '" . (int)$return_id . "'");
	}

	public function getReturn($return_id) {
		$query = $this->db->query("SELECT DISTINCT *, (SELECT CONCAT(c.firstname, ' ', c.lastname) FROM " . DB_PREFIX . "customer c WHERE c.customer_id = r.customer_id) AS customer, (SELECT rs.name FROM " . DB_PREFIX . "return_status rs WHERE rs.return_status_id = r.return_status_id AND rs.language_id = '" . (int)$this->config->get('config_language_id') . "') AS return_status FROM `" . DB_PREFIX . "return` r WHERE r.return_id = '" . (int)$return_id . "'");

		return $query->row;
	}

	public function getReturns($data = array()) {
		$sql = "SELECT *, CONCAT(r.firstname, ' ', r.lastname) AS customer, (SELECT rs.name FROM " . DB_PREFIX . "return_status rs WHERE rs.return_status_id = r.return_status_id AND rs.language_id = '" . (int)$this->config->get('config_language_id') . "') AS return_status FROM `" . DB_PREFIX . "return` r";

		$implode = array();

		if (!empty($data['filter_return_id'])) {
			$implode[] = "r.return_id = '" . (int)$data['filter_return_id'] . "'";
		}

		if (!empty($data['filter_order_id'])) {
			$implode[] = "r.order_id = '" . (int)$data['filter_order_id'] . "'";
		}

		if (!empty($data['filter_customer'])) {
			$implode[] = "CONCAT(r.firstname, ' ', r.lastname) LIKE '" . $this->db->escape((string)$data['filter_customer']) . "%'";
		}

		if (!empty($data['filter_product'])) {
			$implode[] = "r.product = '" . $this->db->escape((string)$data['filter_product']) . "'";
		}

		if (!empty($data['filter_model'])) {
			$implode[] = "r.model = '" . $this->db->escape((string)$data['filter_model']) . "'";
		}

		if (!empty($data['filter_return_status_id'])) {
			$implode[] = "r.return_status_id = '" . (int)$data['filter_return_status_id'] . "'";
		}

		if (!empty($data['filter_date_added'])) {
			$implode[] = "DATE(r.date_added) = DATE('" . $this->db->escape((string)$data['filter_date_added']) . "')";
		}

		if (!empty($data['filter_date_modified'])) {
			$implode[] = "DATE(r.date_modified) = DATE('" . $this->db->escape((string)$data['filter_date_modified']) . "')";
		}