linked #7: 添加 tx 的存在的校验

Author: bestony

woocommerce-erc20-payment-gateway.php

@@ -72,6 +72,9 @@ function inkerk_thankyour_request() {
 $data = $_POST;
 $order_id = $data['orderid'];
 $tx = $data['tx'];
+if (strlen($tx) != 66 || substr($tx,0,2) != '0x'){
+return ;
+}
 /**
  * 获取到订单
  */