/// <summary>
/// 返回XML格式的响应消息
/// </summary>
/// <param name="encryptType">消息加密类型</param>
/// <returns>返回XML格式的响应消息</returns>
public string ToXml(MessageEncryptTypeEnum encryptType)
{
int WXBizMsgCrypt_OK = 0;
//得到未加密的XML响应消息
string xml = ToXml();
//如果需要加密，加密消息
if (encryptType == MessageEncryptTypeEnum.aes)
{
int timeStamp = Utility.ToWeixinTime(CreateTime);
Random random = new Random();
string nonce = random.Next().ToString();
AccountInfo account = AccountInfoCollection.GetAccountInfo(FromUserName);
if (account != null)
{
WXBizMsgCrypt wxcpt = new WXBizMsgCrypt(account.Token, account.EncodingAESKey, account.AppId);
string xmlEncrypt = "";
//加密消息
if (wxcpt.EncryptMsg(xml, timeStamp.ToString(), nonce, ref xmlEncrypt) == WXBizMsgCrypt_OK)
{
return(xmlEncrypt);
}
}
}
return(xml);
}
/// <summary>
/// 解密消息
/// </summary>
/// <returns>返回解密之后的消息</returns>
private string DecryptMessage(string content)
{
string msg = "";
AccountInfo account = AccountInfoCollection.GetAccountInfo("zizaifan");
if (account == null)
{
return(msg);
}
WXBizMsgCrypt wxcpt = new WXBizMsgCrypt(account.Token, account.EncodingAESKey, account.AppId);
string msg_signature = RequestEx.TryGetQueryString("msg_signature", "", request);
string timestamp = RequestEx.TryGetQueryString("timestamp", "", request);
string nonce = RequestEx.TryGetQueryString("nonce", "", request);
wxcpt.DecryptMsg(msg_signature, timestamp, nonce, content, ref msg);
return(msg);
}
