<?php
class ModelEbayOrder extends Model{
	public function addOrderLine($data, $order_id, $created) {
		$orderLine      = $this->getOrderLine($data['txn_id'], $data['item_id']);

		$createdHours   = (int)$this->config->get('openbaypro_created_hours');
		if($createdHours == 0 || $createdHours == '') { $createdHours = 24; } //This is a fallback value.
		$from           = date("Y-m-d H:i:00", mktime(date("H")-$createdHours, date("i"), date("s"), date("m"), date("d"), date("y")));

		if($orderLine === false) {
			if($created >= $from) {
				$this->openbay->ebay->log('addOrderLine() - New line');
				$product_id = $this->openbay->ebay->getProductId($data['item_id']);
				/* add to the transaction table */
				$this->db->query("
					INSERT INTO `" . DB_PREFIX . "ebay_transaction`
					SET
					`order_id`                  = '".(int)$order_id."',
					`txn_id`                    = '".$this->db->escape($data['txn_id'])."',
					`item_id`                   = '".$this->db->escape($data['item_id'])."',
					`product_id`                = '".(int)$product_id."',
					`containing_order_id`       = '".$data['containing_order_id']."',
					`order_line_id`             = '".$this->db->escape($data['order_line_id'])."',
					`qty`                       = '".(int)$data['qty']."',
					`smp_id`                    = '".(int)$data['smp_id']."',
					`sku`                       = '".$this->db->escape($data['sku'])."',
					`created`                   = now(),
					`modified`                  = now()
				");

				if(!empty($product_id)) {
					$this->openbay->ebay->log('Link found');
					$this->modifyStock($product_id, $data['qty'], '-', $data['sku']);
				}
			}else{
				$this->openbay->ebay->log('addOrderLine() - Transaction is older than '.$this->config->get('openbaypro_created_hours').' hours');
			}
		}else{
			$this->openbay->ebay->log('addOrderLine() - Line existed');

			if($order_id != $orderLine['order_id']) {
				$this->openbay->ebay->log('addOrderLine() - Order ID has changed from "'.$orderLine['order_id'].'" to "'.$order_id.'"');
				$this->db->query("UPDATE `" . DB_PREFIX . "ebay_transaction` SET `order_id` = '".(int)$order_id."', `modified` = now() WHERE `txn_id` = '".$this->db->escape((string)$data['txn_id'])."' AND `item_id` = '".$this->db->escape((string)$data['item_id'])."' LIMIT 1");

				//if the order id has changed then remove the old order details
				$this->delete($orderLine['order_id']);
			}

			if($orderLine['smp_id'] != $data['smp_id']) {
				$this->openbay->ebay->log('addOrderLine() - SMP ID for orderLine has changed from "'.$orderLine['smp_id'].'" to "'.$data['smp_id'].'"');
				$this->db->query("UPDATE `" . DB_PREFIX . "ebay_transaction` SET `smp_id` = '".$data['smp_id']."', `modified` = now() WHERE `txn_id` = '".$this->db->escape((string)$data['txn_id'])."' AND `item_id` = '".$this->db->escape((string)$data['item_id'])."' LIMIT 1");
			}

			if($orderLine['containing_order_id'] != $data['containing_order_id']) {
				$this->openbay->ebay->log('addOrderLine() - Containing order ID for orderLine has changed from "'.$orderLine['containing_order_id'].'" to "'.$data['containing_order_id'].'"');
				$this->db->query("UPDATE `" . DB_PREFIX . "ebay_transaction` SET `containing_order_id` = '".$data['containing_order_id']."', `modified` = now() WHERE `txn_id` = '".$this->db->escape((string)$data['txn_id'])."' AND `item_id` = '".$this->db->escape((string)$data['item_id'])."' LIMIT 1");
			}
		}
		$this->openbay->ebay->log('addOrderLine() - Done');
	}

	public function addOrderLines($order, $order_id) {
		$this->openbay->ebay->log('Adding order lines');

		foreach($order->txn as $txn) {
			$this->model_ebay_order->addOrderLine(array(
				'txn_id'                => (string)$txn->item->txn,
				'item_id'               => (string)$txn->item->id,
				'containing_order_id'   => (string)$order->order->id,
				'order_line_id'         => (string)$txn->item->line,
				'qty'                   => (int)$txn->item->qty,
				'smp_id'                => (string)$order->smp->id,
				'sku'                   => (string)$txn->item->variantsku
			), (int)$order_id, $order->order->created);
		}
	}

	public function getOrderLine($txn_id, $item_id) {
		$this->openbay->ebay->log('getOrderLine() - Testing for order line txn: '.$txn_id.', item: '.$item_id);
		$res = $this->db->query("SELECT * FROM `" . DB_PREFIX . "ebay_transaction` WHERE `txn_id` = '".$this->db->escape($txn_id)."' AND `item_id` = '".$this->db->escape($item_id)."' LIMIT 1");

		if($res->num_rows == 0) {
			return false;
		}else{
			return $res->row;
		}
	}

	public function getOrderLines($order_id) {
		$this->openbay->ebay->log('getOrderLines() - Testing for order lines id: '.$order_id);

		$result = $this->db->query("SELECT * FROM `" . DB_PREFIX . "ebay_transaction` WHERE `order_id` = '".(int)$order_id."'");

		$lines = array();

		foreach ($result->rows as $line) {
			$lines[] = $line;
		}

		return $lines;
	}

	public function removeOrderLines($canceling) {

		foreach($canceling as $cancel) {
			$line = $this->getOrderLine($cancel['txn'], $cancel['id']);

			if($line === false) {
				$this->openbay->ebay->log('No line needs cancelling');
			}else{
				$this->openbay->ebay->log('Found order line to cancel');
				$this->removeOrderLine($cancel['txn'], $cancel['id'], $line);
			}
		}
	}

	private function removeOrderLine($txn_id, $item_id, $line) {
		$this->openbay->ebay->log('Removing order line, txn: '.$txn_id.',item id: '.$item_id);

		$this->db->query("DELETE FROM `" . DB_PREFIX . "ebay_transaction` WHERE `txn_id` = '".$this->db->escape($txn_id)."' AND `item_id` = '".$this->db->escape($item_id)."' LIMIT 1");

		if($this->db->countAffected() > 0) {
			$this->modifyStock($line['product_id'], $line['qty'], '+', $line['sku']);
		}
	}

	public function cancel($order_id) {
		$orderLines = $this->getOrderLines($order_id);

		foreach($orderLines as $line) {
			$this->modifyStock($line['product_id'], $line['qty'], '+', $line['sku']);
		}
	}

	public function updatePaymentDetails($order_id, $order) {
		$this->db->query("
			UPDATE `" . DB_PREFIX . "order`
			SET
			   `payment_method` = '" . $this->db->escape($order->payment->method) . "',
			   `total` = '" . (double)$order->order->total . "',
			   `date_modified` = NOW()
			WHERE `order_id` = '".(int)$order_id."'
		");
	}

	public function find($smp_id) {
		$this->openbay->ebay->log('find() - Finding SMP: '.$smp_id);

		$order_id = $this->orderLinkGet($smp_id);

		/**
		 * This is a depreciated method of getting order Id's and will be removed in the future.
		 */
		if($order_id == 0) {
			$query = $this->db->query("SELECT `order_id` FROM `" . DB_PREFIX . "order_history` WHERE `comment` = '[eBay Import:" . $smp_id . "]' LIMIT 1");

			if($query->num_rows > 0) {
				$this->openbay->ebay->log('find() (depreciated) - Found: '.$query->row['order_id']);
				return (int)$query->row['order_id'];
			}else{
				$this->openbay->ebay->log('find() (depreciated) - Nothing found');
				return false;
			}
		}else{
			$this->openbay->ebay->log('find() - Found: '.$order_id);
			return $order_id;
		}
	}

	public function getHistory($order_id) {
		$this->openbay->ebay->log('Getting order history for ID: '.$order_id);

		$query = $this->db->query("SELECT `order_status_id` FROM `" . DB_PREFIX . "order_history` WHERE `order_id` = '".(int)$order_id."'");

		$status = array();

		if($query->num_rows) {
			foreach($query->rows as $row) {
				$status[] = $row['order_status_id'];
			}
		}

		return $status;
	}

	public function hasUser($order_id) {
		$query = $this->db->query("SELECT `customer_id` FROM `" . DB_PREFIX . "order` WHERE `order_id` = '".(int)$order_id."'");

		if($query->num_rows == 0 || (isset($query->row['customer_id']) && $query->row['customer_id'] == 0)) {
			return false;
		}else{
			return true;
		}
	}

	public function update($order_id, $order_status_id, $comment = '') {
		$order_info = $this->model_checkout_order->getOrder($order_id);

		$notify = $this->config->get('openbaypro_update_notify');

		if ($order_info) {

			$this->db->query("UPDATE `" . DB_PREFIX . "order` SET order_status_id = '" . (int)$order_status_id . "', date_modified = NOW() WHERE order_id = '" . (int)$order_id . "'");
			$this->db->query("INSERT INTO " . DB_PREFIX . "order_history SET order_id = '" . (int)$order_id . "', order_status_id = '" . (int)$order_status_id . "', notify = '" . (int)$notify . "', comment = '" . $this->db->escape($comment) . "', date_added = NOW()");

			if ($notify) {
				$language = new Language($order_info['language_directory']);
				$language->load($order_info['language_filename']);
				$language->load('mail/order');

				$subject = sprintf($language->get('text_update_subject'), html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8'), $order_id);

				$message  = $language->get('text_update_order') . ' ' . $order_id . "\n";
				$message .= $language->get('text_update_date_added') . ' ' . date($language->get('date_format_short'), strtotime($order_info['date_added'])) . "\n\n";

				$order_status_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_status WHERE order_status_id = '" . (int)$order_status_id . "' AND language_id = '" . (int)$order_info['language_id'] . "'");

				if ($order_status_query->num_rows) {
					$message .= $language->get('text_update_order_status') . "\n\n";
					$message .= $order_status_query->row['name'] . "\n\n";
				}

				if ($order_info['customer_id']) {
					$message .= $language->get('text_update_link') . "\n";
					$message .= $order_info['store_url'] . 'index.php?route=account/order/info&order_id=' . $order_id . "\n\n";
				}

				if ($comment) {
					$message .= $language->get('text_update_comment') . "\n\n";
					$message .= $comment . "\n\n";
				}

				$message .= $language->get('text_update_footer');

				$message .= "\n\n";
				$message .= 'eBay and Amazon order management - http://www.openbaypro.com/';

				$mail = new Mail();
				$mail->protocol = $this->config->get('config_mail_protocol');
				$mail->parameter = $this->config->get('config_mail_parameter');
				$mail->hostname = $this->config->get('config_smtp_host');
				$mail->username = $this->config->get('config_smtp_username');
				$mail->password = $this->config->get('config_smtp_password');
				$mail->port = $this->config->get('config_smtp_port');
				$mail->timeout = $this->config->get('config_smtp_timeout');
				$mail->setTo($order_info['email']);
				$mail->setFrom($this->config->get('config_email'));
				$mail->setSender($order_info['store_name']);
				$mail->setSubject(html_entity_decode($subject, ENT_QUOTES, 'UTF-8'));
				$mail->setText(html_entity_decode($message, ENT_QUOTES, 'UTF-8'));
				$mail->send();
			}
		}
	}

	public function confirm($order_id, $order_status_id, $comment = '') {

		$order_info     = $this->model_checkout_order->getOrder($order_id);
		$notify         = $this->config->get('openbaypro_confirm_notify');

		if ($order_info && !$order_info['order_status_id']) {
			$this->db->query("UPDATE `" . DB_PREFIX . "order` SET order_status_id = '" . (int)$order_status_id . "', date_modified = NOW() WHERE order_id = '" . (int)$order_id . "'");
			$this->db->query("INSERT INTO " . DB_PREFIX . "order_history SET order_id = '" . (int)$order_id . "', order_status_id = '" . (int)$order_status_id . "', notify = '".(int)$notify."', comment = '" . $this->db->escape($comment) . "', date_added = NOW()");

			if(isset($order_info['email']) && !empty($order_info['email'])){
				$order_product_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_product` WHERE `order_id` = '" . (int)$order_id . "'");

				$this->cache->delete('product');

				// Downloads
				$order_download_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_download` WHERE `order_id` = '" . (int)$order_id . "'");

				// Order Totals
				$order_total_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_total` WHERE `order_id` = '" . (int)$order_id . "' ORDER BY `sort_order` ASC");

				foreach ($order_total_query->rows as $order_total) {
					$this->load->model('total/' . $order_total['code']);

					if (method_exists($this->{'model_total_' . $order_total['code']}, 'confirm')) {
						$this->{'model_total_' . $order_total['code']}->confirm($order_info, $order_total);
					}
				}

				// Send out order confirmation mail
				$language = new Language($order_info['language_directory']);
				$language->load($order_info['language_filename']);
				$language->load('mail/order');

				$order_status_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_status` WHERE `order_status_id` = '" . (int)$order_status_id . "' AND `language_id` = '" . (int)$order_info['language_id'] . "'");

				$order_status = '';
				if ($order_status_query->num_rows) {
					$order_status = $order_status_query->row['name'];
				}

				$subject = sprintf($language->get('text_new_subject'), $order_info['store_name'], $order_id);

				// HTML Mail
				$template = new Template();

				$template->data['title'] = sprintf($language->get('text_new_subject'), html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8'), $order_id);
				$template->data['text_greeting'] = sprintf($language->get('text_new_greeting'), html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8'));
				$template->data['text_link'] = $language->get('text_new_link');
				$template->data['text_download'] = $language->get('text_new_download');
				$template->data['text_order_detail'] = $language->get('text_new_order_detail');
				$template->data['text_instruction'] = $language->get('text_new_instruction');
				$template->data['text_order_id'] = $language->get('text_new_order_id');
				$template->data['text_date_added'] = $language->get('text_new_date_added');
				$template->data['text_payment_method'] = $language->get('text_new_payment_method');
				$template->data['text_shipping_method'] = $language->get('text_new_shipping_method');
				$template->data['text_email'] = $language->get('text_new_email');
				$template->data['text_telephone'] = $language->get('text_new_telephone');
				$template->data['text_ip'] = $language->get('text_new_ip');
				$template->data['text_payment_address'] = $language->get('text_new_payment_address');
				$template->data['text_shipping_address'] = $language->get('text_new_shipping_address');
				$template->data['text_product'] = $language->get('text_new_product');
				$template->data['text_model'] = $language->get('text_new_model');
				$template->data['text_quantity'] = $language->get('text_new_quantity');
				$template->data['text_price'] = $language->get('text_new_price');
				$template->data['text_total'] = $language->get('text_new_total');
				$template->data['text_footer'] = $language->get('text_new_footer');

				if($this->config->get('openbaypro_email_brand_disable') == 1) {
					$template->data['text_powered'] = '';
				}else{
					$template->data['text_powered'] = '<a href="http://www.openbaypro.com/">OpenBay Pro - eBay and Amazon order management for OpenCart</a>.';
				}

				$template->data['logo'] = HTTPS_SERVER .'image/' . $this->config->get('config_logo');
				$template->data['store_name'] = $order_info['store_name'];
				$template->data['store_url'] = $order_info['store_url'];
				$template->data['customer_id'] = $order_info['customer_id'];
				$template->data['link'] = $order_info['store_url'] . 'index.php?route=account/order/info&order_id=' . $order_id;

				if ($order_download_query->num_rows) {
					$template->data['download'] = $order_info['store_url'] . 'index.php?route=account/download';
				} else {
					$template->data['download'] = '';
				}

				$template->data['order_id'] = $order_id;
				$template->data['date_added'] = date($language->get('date_format_short'), strtotime($order_info['date_added']));
				$template->data['payment_method'] = $order_info['payment_method'];
				$template->data['shipping_method'] = $order_info['shipping_method'];
				$template->data['email'] = $order_info['email'];
				$template->data['telephone'] = $order_info['telephone'];
				$template->data['ip'] = $order_info['ip'];

				$template->data['comment'] = '';
				if ($comment && $notify) {
					$template->data['comment'] = nl2br($comment);
				}

				if ($order_info['payment_address_format']) {
					$format = $order_info['payment_address_format'];
				} else {
					$format = '{firstname} {lastname}' . "\n" . '{company}' . "\n" . '{address_1}' . "\n" . '{address_2}' . "\n" . '{city} {postcode}' . "\n" . '{zone}' . "\n" . '{country}';
				}

				$find = array(
					'{firstname}',
					'{lastname}',
					'{company}',
					'{address_1}',
					'{address_2}',
					'{city}',
					'{postcode}',
					'{zone}',
					'{zone_code}',
					'{country}'
				);

				$replace = array(
					'firstname' => $order_info['payment_firstname'],
					'lastname'  => $order_info['payment_lastname'],
					'company'   => $order_info['payment_company'],
					'address_1' => $order_info['payment_address_1'],
					'address_2' => $order_info['payment_address_2'],
					'city'      => $order_info['payment_city'],
					'postcode'  => $order_info['payment_postcode'],
					'zone'      => $order_info['payment_zone'],
					'zone_code' => $order_info['payment_zone_code'],
					'country'   => $order_info['payment_country']
				);

				$template->data['payment_address'] = str_replace(array("\r\n", "\r", "\n"), '<br />', preg_replace(array("/\s\s+/", "/\r\r+/", "/\n\n+/"), '<br />', trim(str_replace($find, $replace, $format))));

				if ($order_info['shipping_address_format']) {
					$format = $order_info['shipping_address_format'];
				} else {
					$format = '{firstname} {lastname}' . "\n" . '{company}' . "\n" . '{address_1}' . "\n" . '{address_2}' . "\n" . '{city} {postcode}' . "\n" . '{zone}' . "\n" . '{country}';
				}

				$find = array(
					'{firstname}',
					'{lastname}',
					'{company}',
					'{address_1}',
					'{address_2}',
					'{city}',
					'{postcode}',
					'{zone}',
					'{zone_code}',
					'{country}'
				);

				$replace = array(
					'firstname' => $order_info['shipping_firstname'],
					'lastname'  => $order_info['shipping_lastname'],
					'company'   => $order_info['shipping_company'],
					'address_1' => $order_info['shipping_address_1'],
					'address_2' => $order_info['shipping_address_2'],
					'city'      => $order_info['shipping_city'],
					'postcode'  => $order_info['shipping_postcode'],
					'zone'      => $order_info['shipping_zone'],
					'zone_code' => $order_info['shipping_zone_code'],
					'country'   => $order_info['shipping_country']
				);

				$template->data['shipping_address'] = str_replace(array("\r\n", "\r", "\n"), '<br />', preg_replace(array("/\s\s+/", "/\r\r+/", "/\n\n+/"), '<br />', trim(str_replace($find, $replace, $format))));
				$template->data['products']         = array();

				foreach ($order_product_query->rows as $product) {
					$option_data = array();

					$order_option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . (int)$product['order_product_id'] . "'");

					foreach ($order_option_query->rows as $option) {
						if ($option['type'] != 'file') {
							$value = $option['value'];
						} else {
							$value = utf8_substr($option['value'], 0, utf8_strrpos($option['value'], '.'));
						}

						$option_data[] = array(
							'name'  => $option['name'],
							'value' => (utf8_strlen($value) > 20 ? utf8_substr($value, 0, 20) . '..' : $value)
						);
					}

					$template->data['products'][] = array(
						'name'     => $product['name'],
						'model'    => $product['model'],
						'option'   => $option_data,
						'quantity' => $product['quantity'],
						'price'    => $this->currency->format($product['price'] + ($this->config->get('config_tax') ? $product['tax'] : 0), $order_info['currency_code'], $order_info['currency_value']),
						'total'    => $this->currency->format($product['total'] + ($this->config->get('config_tax') ? ($product['tax'] * $product['quantity']) : 0), $order_info['currency_code'], $order_info['currency_value'])
					);
				}

				$template->data['vouchers'] = array();

				$template->data['totals'] = $order_total_query->rows;

				if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/mail/order.tpl')) {
					$html = $template->fetch($this->config->get('config_template') . '/template/mail/order.tpl');
				} else {
					$html = $template->fetch('default/template/mail/order.tpl');
				}

				// Text Mail
				$text  = sprintf($language->get('text_new_greeting'), html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8')) . "\n\n";
				$text .= $language->get('text_new_order_id') . ' ' . $order_id . "\n";
				$text .= $language->get('text_new_date_added') . ' ' . date($language->get('date_format_short'), strtotime($order_info['date_added'])) . "\n";
				$text .= $language->get('text_new_order_status') . ' ' . $order_status . "\n\n";

				if ($comment && $notify) {
					$text .= $language->get('text_new_instruction') . "\n\n";
					$text .= $comment . "\n\n";
				}

				// Products
				$text .= $language->get('text_new_products') . "\n";

				foreach ($order_product_query->rows as $product) {
					$text .= $product['quantity'] . 'x ' . $product['name'] . ' (' . $product['model'] . ') ' . html_entity_decode($this->currency->format($product['total'] + ($this->config->get('config_tax') ? ($product['tax'] * $product['quantity']) : 0), $order_info['currency_code'], $order_info['currency_value']), ENT_NOQUOTES, 'UTF-8') . "\n";

					$order_option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . $product['order_product_id'] . "'");

					foreach ($order_option_query->rows as $option) {
						$text .= chr(9) . '-' . $option['name'] . ' ' . (utf8_strlen($option['value']) > 20 ? utf8_substr($option['value'], 0, 20) . '..' : $option['value']) . "\n";
					}
				}

				$text .= "\n";

				$text .= $language->get('text_new_order_total') . "\n";

				foreach ($order_total_query->rows as $total) {
					$text .= $total['title'] . ': ' . html_entity_decode($total['text'], ENT_NOQUOTES, 'UTF-8') . "\n";
				}

				$text .= "\n";

				if ($order_info['customer_id']) {
					$text .= $language->get('text_new_link') . "\n";
					$text .= $order_info['store_url'] . 'index.php?route=account/order/info&order_id=' . $order_id . "\n\n";
				}

				if ($order_download_query->num_rows) {
					$text .= $language->get('text_new_download') . "\n";
					$text .= $order_info['store_url'] . 'index.php?route=account/download' . "\n\n";
				}

				if ($order_info['comment']) {
					$text .= $language->get('text_new_comment') . "\n\n";
					$text .= $order_info['comment'] . "\n\n";
				}

				$text .= $language->get('text_new_footer') . "\n\n";

				if($notify == 1) {
					$mail = new Mail();
					$mail->protocol = $this->config->get('config_mail_protocol');
					$mail->parameter = $this->config->get('config_mail_parameter');
					$mail->hostname = $this->config->get('config_smtp_host');
					$mail->username = $this->config->get('config_smtp_username');
					$mail->password = $this->config->get('config_smtp_password');
					$mail->port = $this->config->get('config_smtp_port');
					$mail->timeout = $this->config->get('config_smtp_timeout');
					$mail->setTo($order_info['email']);
					$mail->setFrom($this->config->get('config_email'));
					$mail->setSender($order_info['store_name']);
					$mail->setSubject(html_entity_decode($subject, ENT_QUOTES, 'UTF-8'));
					$mail->setHtml($html);
					$mail->setText(html_entity_decode($text, ENT_QUOTES, 'UTF-8'));
					$mail->send();
				}
			}
		}
	}

	private function modifyStock($product_id, $qty, $symbol = '-', $sku = '') {
		$this->openbay->ebay->log('modifyStock() - Updating stock. Product id: '.$product_id.' qty: '.$qty.', symbol: '.$symbol.' sku: '.$sku);

		$item_id = $this->openbay->ebay->getEbayItemId($product_id);

		if ($this->openbay->addonLoad('openstock') && !empty($sku)) {
			$this->db->query("UPDATE `" . DB_PREFIX . "product_option_relation` SET `stock` = (`stock` ".(string)$symbol." " . (int)$qty . ") WHERE `var` = '" . (string)$sku . "' AND `product_id` = '".(int)$product_id."' AND `subtract` = '1'");

			$stock = $this->openbay->ebay->getProductStockLevel($product_id, $sku);

			$this->openbay->ebay->log('modifyStock() /variant  - Stock is now set to: '.$stock['quantity']);

			$this->openbay->ebay->putStockUpdate($item_id, $stock['quantity'], $sku);
		}else{
			$this->db->query("UPDATE `" . DB_PREFIX . "product` SET `quantity` = (`quantity` ".(string)$symbol." " . (int)$qty . ") WHERE `product_id` = '" . (int)$product_id . "' AND `subtract` = '1'");

			$stock = $this->openbay->ebay->getProductStockLevel($product_id);

			$this->openbay->ebay->log('modifyStock() - Stock is now set to: '.$stock['quantity']);

			//send back stock update to eBay incase of a reserve product level
			$this->openbay->ebay->putStockUpdate($item_id, $stock['quantity']);
		}
	}

	public function getCountryAddressFormat($iso2) {
		$this->openbay->ebay->log('getCountryAddressFormat() - Getting country from ISO2: '.$iso2);

		$query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "country` WHERE `iso_code_2` = '".$this->db->escape($iso2)."' LIMIT 1");

		if(!isset($query->row['address_format']) || $query->row['address_format'] == '') {
			$this->openbay->ebay->log('getCountryAddressFormat() - No country found, default');
			return false;
		}else{
			$this->openbay->ebay->log('getCountryAddressFormat() - found country: '.$query->row['address_format']);
			return $query->row['address_format'];
		}
	}

	public function orderLinkCreate($order_id, $smp_id) {
		$this->openbay->ebay->log('orderLinkCreate() - order_id: '.$order_id.', smp_id: '.$smp_id);

		$this->db->query("INSERT INTO `" . DB_PREFIX . "ebay_order` SET `order_id` = '" . (int)$order_id . "', `smp_id` = '".(int)$smp_id."', `parent_ebay_order_id` = 0");

		return $this->db->getLastId();
	}

	public function orderLinkGet($smp_id) {
		$query = $this->db->query("SELECT `order_id` FROM `" . DB_PREFIX . "ebay_order` WHERE `smp_id` = '".(int)$smp_id."' LIMIT 1");

		if($query->num_rows > 0) {
			return (int)$query->row['order_id'];
		}else{
			return 0;
		}
	}

	public function delete($order_id) {
		$this->db->query("DELETE FROM `" . DB_PREFIX . "order` WHERE `order_id` = '".(int)$order_id."' LIMIT 1");
		$this->db->query("DELETE FROM `" . DB_PREFIX . "order_product` WHERE `order_id` = '".(int)$order_id."'");
		$this->db->query("DELETE FROM `" . DB_PREFIX . "order_option` WHERE `order_id` = '".(int)$order_id."'");
		$this->db->query("DELETE FROM `" . DB_PREFIX . "order_history` WHERE `order_id` = '".(int)$order_id."'");
		$this->db->query("DELETE FROM `" . DB_PREFIX . "order_total` WHERE `order_id` = '".(int)$order_id."'");
	}

	public function lockAdd($smp_id) {
		$this->openbay->ebay->log('lockAdd() - Added lock, smp_id: '.$smp_id);
		$this->db->query("INSERT INTO`" . DB_PREFIX . "ebay_order_lock` SET `smp_id` = '".(int)$smp_id."'");
	}

	public function lockDelete($smp_id) {
		$this->openbay->ebay->log('lockDelete() - Delete lock, smp_id: '.$smp_id);
		$this->db->query("DELETE FROM `" . DB_PREFIX . "ebay_order_lock` WHERE `smp_id` = '".(int)$smp_id."'");
	}

	public function lockExists($smp_id) {
		$this->openbay->ebay->log('lockExists() - Check lock, smp_id: '.(int)$smp_id);
		$query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "ebay_order_lock` WHERE `smp_id` = '".(int)$smp_id."' LIMIT 1");

		if($query->num_rows > 0) {
			$this->openbay->ebay->log('lockExists() - Lock found, stopping order.');
			return true;
		}else{
			$this->lockAdd($smp_id);
			return false;
		}
	}
}
?>