From 22e3c6a04894a6643f14b85878c8f258fca7b9cd Mon Sep 17 00:00:00 2001
From: moohao <32318384+moohao@users.noreply.github.com>
Date: Fri, 13 Jul 2018 14:33:52 +0800
Subject: [PATCH] fix xmlify_payload method

---
 lib/wx_pay/service.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/wx_pay/service.rb b/lib/wx_pay/service.rb
index 69e491c..cb1179b 100644
--- a/lib/wx_pay/service.rb
+++ b/lib/wx_pay/service.rb
@@ -454,7 +454,7 @@ module WxPay
 
       def xmlify_payload(params, sign_type = WxPay::Sign::SIGN_TYPE_MD5)
         sign = WxPay::Sign.generate(params, sign_type)
-        "<xml>#{params.except(:key).map { |k, v| "<#{k}>#{v}</#{k}>" }.join}<sign>#{sign}</sign></xml>"
+        "<xml>#{params.except(:key).sort.map { |k, v| "<#{k}>#{v}</#{k}>" }.join}<sign>#{sign}</sign></xml>"
       end
 
       def make_payload(params, sign_type = WxPay::Sign::SIGN_TYPE_MD5)
--
libgit2 0.21.0