public ActionResult Check()
{
string signature = ZNRequest.GetString("signature");
string timestamp = ZNRequest.GetString("timestamp");
string nonce = ZNRequest.GetString("nonce");
string echostr = ZNRequest.GetString("echostr");
String[] arr = new String[] { WeixinHelper.Token, timestamp, nonce };
Array.Sort(arr);
StringBuilder content = new StringBuilder();
for (int i = 0; i < arr.Length; i++)
{
content.Append(arr[i]);
}
//加密并返回验证结果
var result = string.IsNullOrWhiteSpace(signature) ? false : signature.ToUpper().Equals(WeixinHelper.SHA1(content.ToString()));
return(Content(result ? echostr : ""));
}
