public void Index()
{
string echoString = HttpContext.Current.Request.QueryString["echoStr"];
string signature = HttpContext.Current.Request.QueryString["signature"];
string timestamp = HttpContext.Current.Request.QueryString["timestamp"];
string nonce = HttpContext.Current.Request.QueryString["nonce"];
//WriteLog("echoString：" + echoString + "---signature:" + signature + "---timestamp:" + timestamp + "---nonce:" + nonce);
if (string.IsNullOrEmpty(echoString))
{
if (WeChatHelper.CheckSignature(signature, timestamp, nonce))
{
string postString = string.Empty;
if (HttpContext.Current.Request.HttpMethod.ToUpper() == "POST")
{
//读取流消息
using (Stream stream = HttpContext.Current.Request.InputStream)
{
Byte[] postBytes = new Byte[stream.Length];
stream.Read(postBytes, 0, (Int32)stream.Length);
postString = Encoding.UTF8.GetString(postBytes);
MessageHelp help = new MessageHelp();
help.ToKen = GetToken();
string responseContent = string.Empty;
//判断是否加密
bool IsAes = HttpContext.Current.Request.QueryString["encrypt_type"] == "aes" ? true : false;
if (IsAes)
{
string msg_signature = HttpContext.Current.Request.QueryString["msg_signature"];
WXBizMsgCrypt wmc = new WXBizMsgCrypt(WeChatConfig.Token, WeChatConfig.EncodingAESKey, WeChatConfig.AppId);
string decmsg = string.Empty; //解密后
int decnum = wmc.DecryptMsg(msg_signature, timestamp, nonce, postString, ref postString);
if (decnum == 0)
{
wmc.EncryptMsg(help.ReturnMessage(postString), timestamp, nonce, ref responseContent);
}
}
else
{
responseContent = help.ReturnMessage(postString);
}
HttpContext.Current.Response.ContentEncoding = Encoding.UTF8;
HttpContext.Current.Response.Write(responseContent);
}
}
}
}
else
{
if (WeChatHelper.CheckSignature(signature, timestamp, nonce))
{
Write(echoString);
}
}
}
