public void ProcessRequest(HttpContext context)
{
con = context;
con.Response.ContentType = "text/plain";
signature = context.Request.QueryString["signature"] ?? "";
timestamp = context.Request.QueryString["timestamp"] ?? "";
nonce = context.Request.QueryString["nonce"] ?? "";
echoStr = context.Request.QueryString["echoStr"];
#region 认证判断
string[] tempArr = new[] { timestamp, nonce, Common.WeChatAppInfo.Token };
tempArr = tempArr.OrderBy(item => item).ToArray();
string tempStr = string.Join("", tempArr);
string tempSha1Str = WeChatHelper.GetSHA1EnryptStr(tempStr);
if (tempSha1Str != signature)
{
con.Response.Write("无验证请求");
con.Response.End();
return;
}
if (!string.IsNullOrEmpty(echoStr))
{
context.Response.Write(echoStr);
context.Response.End();
return;
}
#endregion
// WeChatCrypt = Tencent.WXBizMsgCrypt(WeChatAppInfo.Token, WeChatAppInfo.sEncodingAESKey, WeChatAppInfo.AppID);
string requestContent = System.Text.Encoding.UTF8.GetString(context.Request.BinaryRead(context.Request.TotalBytes));
int ret = 0;
string sMsg = ""; //解析之后的明文
ret = Tencent.WXBizMsgCrypt.DecryptMsg(signature, timestamp, nonce, requestContent, ref sMsg);
if (ret != 0)
{
context.Response.Write("无效请求");
context.Response.End();
return;
}
XmlDocument doc = new XmlDocument();
doc.LoadXml(sMsg);
if (doc.FirstChild["MsgId"] != null)
{
if (!IsUniqueMsg(doc.FirstChild["MsgId"].InnerText))
{
context.Response.End();
return;
}
}
ReceiveData(doc);
}
/// <summary>
/// 生成微信配置
/// </summary>
private void InitWxConfig()
{
timestamp = DateTime.Now.ToWeChatSecondFromDateTime().ToString();
noncestr = WeChatHelper.GetRandomString(16);
url = Request.Url.AbsoluteUri;
jsapi_ticket = WeChatAppInfo.ticket;
List <Dictionary <string, string> > sortList = new List <Dictionary <string, string> >()
{
new Dictionary <string, string>()
{
{ "key", "jsapi_ticket" }, { "value", jsapi_ticket }
},
new Dictionary <string, string>()
{
{ "key", "noncestr" }, { "value", noncestr }
},
new Dictionary <string, string>()
{
{ "key", "timestamp" }, { "value", timestamp }
},
new Dictionary <string, string>()
{
{ "key", "url" }, { "value", url }
}
};
StringBuilder keyValueSB = new StringBuilder();
foreach (Dictionary <string, string> item in sortList)
{
keyValueSB.AppendFormat("{0}={1}&", item["key"], item["value"]);
}
keyValueSB.Remove(keyValueSB.Length - 1, 1);
string str = keyValueSB.ToString();
hash = WeChatHelper.GetSHA1EnryptStr(str);
System.Web.UI.WebControls.Literal wxConfig = new System.Web.UI.WebControls.Literal();
wxConfig.Text = string.Format(@"
<script src='/Resource/js/jquery-1.8.2.js'></script>
<script src='/Resource/js/jweixin-1.0.0.js'></script>
<script defer='defer'>
wx.config({{
debug: {0}, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。
appId: '{1}', // 必填，公众号的唯一标识
timestamp: '{2}', // 必填，生成签名的时间戳
nonceStr: '{3}', // 必填，生成签名的随机串
signature: '{4}',// 必填，签名，见附录1
jsApiList: [{5}] // 必填，需要使用的JS接口列表，所有JS接口列表见附录2
}});
</script>
", WeChatAppInfo.SDKDebugger, Common.WeChatAppInfo.AppID, timestamp, noncestr, hash, WeChatAppInfo.SDKjsApiList);
Page.Header.Controls.AddAt(0, wxConfig);
}