From 7438d3b7081ddbdb8320cf7762896d705710cf28 Mon Sep 17 00:00:00 2001
From: Anyon <zoujingli@qq.com>
Date: Sat, 27 Oct 2018 15:50:34 +0800
Subject: [PATCH] =?UTF-8?q?[=E6=9B=B4=E6=96=B0]=E4=BF=AE=E6=94=B9=E6=94=AF?=
 =?UTF-8?q?=E4=BB=98=E9=80=9A=E7=9F=A5=E7=AD=BE=E5=90=8D=E5=A4=84=E7=90=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 WeChat/Contracts/BasicPay.php | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/WeChat/Contracts/BasicPay.php b/WeChat/Contracts/BasicPay.php
index 263ede6..eff91ac 100644
--- a/WeChat/Contracts/BasicPay.php
+++ b/WeChat/Contracts/BasicPay.php
@@ -95,9 +95,8 @@ class BasicPay
     public function getPaySign(array $data, $signType = 'MD5', $buff = '')
     {
         ksort($data);
-        foreach ($data as $k => $v) {
-            $buff .= "{$k}={$v}&";
-        }
+        if (isset($data['sign'])) unset($data['sign']);
+        foreach ($data as $k => $v) $buff .= "{$k}={$v}&";
         $buff .= ("key=" . $this->config->get('mch_key'));
         if (strtoupper($signType) === 'MD5') {
             return strtoupper(md5($buff));
@@ -109,7 +108,7 @@ class BasicPay
      * 转换短链接
      * @param string $longUrl 需要转换的URL，签名用原串，传输需URLencode
      * @return array
-     * @throws \WeChat\Exceptions\ExcInvalidResponseException
+     * @throws InvalidResponseException
      * @throws \WeChat\Exceptions\LocalCacheException
      */
     public function shortUrl($longUrl)