微信公众号/订阅号开发接口源码代码,C#代码库,德仔网

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【C#】微信公众号/订阅号开发接口源码

作者: / 发布于2016/6/22/ 181

using System;  
using System.Web;  
using System.IO;  
using System.Text;  
using System.Web.Security;  
using weixin_api;  
  
public class wxgz_api : IHttpHandler  
{  
    public void ProcessRequest(HttpContext context)  
    {  
        context.Response.ContentType = "text/plain";  
        string postString = string.Empty;  
        if (HttpContext.Current.Request.HttpMethod.ToUpper() == "POST")  
        {  
            //微信服务器对接口消息  
            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);  
                Handle(postString);  
            }  
        }  
        else  
        {  
            //微信进行的Get测试(开发者认证)  
            WxAuth();  
        }  
    }  
  
    /// <summary>  
    /// 处理信息并应答  
    /// </summary>  
    private void Handle(string postStr)  
    {  
        messageHelp help = new messageHelp();  
        string responseContent = help.ReturnMessage(postStr);  
  
        HttpContext.Current.Response.ContentEncoding = Encoding.UTF8;  
        HttpContext.Current.Response.Write(responseContent);  
    }  
 
 
 
    #region 微信验证  
    public void WxAuth()  
    {  
        string token = "xxxxxxxx";  
        if (string.IsNullOrEmpty(token))  
        {  
            return;  
        }  
        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"];  
        if (CheckSignature(token, signature, timestamp, nonce))  
        {  
            if (!string.IsNullOrEmpty(echoString))  
            {  
                HttpContext.Current.Response.Write(echoString);  
                HttpContext.Current.Response.End();  
            }  
        }  
    }  
  
    /// <summary>  
    /// 验证微信签名  
    /// </summary>  
    public bool CheckSignature(string token, string signature, string timestamp, string nonce)  
    {  
        string[] ArrTmp = { token, timestamp, nonce };  
        Array.Sort(ArrTmp);  
        string tmpStr = string.Join("", ArrTmp);  
        tmpStr = FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr, "SHA1");  
        tmpStr = tmpStr.ToLower();  
        if (tmpStr == signature)  
        {  
            return true;  
        }  
        else  
        {  
            return false;  
        }  
    }  
    #endregion  
  
    public bool IsReusable  
    {  
        get  
        {  
            return false;  
        }  
    }  
}

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