阶段更新

packages/unionpay/src/Action/Init.php

@@ -2,10 +2,13 @@
 
 namespace XuanChen\UnionPay\Action;
 
+
 use Illuminate\Http\Request;
 
 class Init
 {
+    public $params;
+    public $sign;
 
     /**
      * RSA验签
@@ -14,15 +17,16 @@ class Init
      * @param $sign 要校对的的签名结果
      * return 验证结果
      */
-    public function rsaSign($params, $self = false)
+    public function checkSign($self = false)
     {
-        $sign = $params['sign'];
-        unset($params['sign']);
-
+        $sign = $this->sign;
+        $sign = base64_decode($sign);
+        
         $public_key = $this->getPublic($self);
+
         $pub_key_id = openssl_get_publickey($public_key);
 
-        $signStr = $this->getSignString($params);
+        $signStr = $this->getSignString($this->params);
 
         if ($pub_key_id) {
             $result = (bool)openssl_verify($signStr, $sign, $pub_key_id);
@@ -34,14 +38,36 @@ class Init
         return $result;
     }
 
+    /**
+     * Notes: 签名
+     * @Author: 玄尘
+     * @Date: 2020/9/29 9:56
+     * @return string
+     */
+    public function getSign()
+    {
+        $signStr = $this->getSignString();
+        $private_key = $this->getPrivate();
+
+        $privKeyId = openssl_pkey_get_private($private_key);
+        if (!$privKeyId) {
+            return '私钥格式有误';
+        }
+
+        openssl_sign($signStr, $signature, $privKeyId);
+        openssl_free_key($privKeyId);
+
+        return base64_encode($signature);
+    }
+
     /**
      * 获取待签名字符串
      * @param array $params 参数数组
      * @return   string
      */
-    public function getSignString($params)
+    public function getSignString()
     {
-        $params = array_filter($params);
+        $params = array_filter($this->params);
         ksort($params);
         $signStr = http_build_query($params);
         return $signStr;
@@ -51,6 +77,11 @@ class Init
     public function getPrivate()
     {
         $private = config('unionpay.check.self.private');
+
+        if (!file_exists($private)) {
+            throw new \Exception('缺少私钥文件');
+        }
+
         return file_get_contents($private);
     }