.net程序调用新浪微博接口发微博

helper类里的方法

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using NetDimension;
using NetDimension.Weibo.Entities;
using NetDimension.Json;
using NetDimension.Weibo;
using System.Text;
using System.Net;
using System.Configuration;

/// <summary>
///WeiboHelper 的摘要说明
/// </summary>
public class WeiboHelper
{
    public WeiboHelper()
    {
        //
        //TODO: 在此处添加构造函数逻辑
        //
    }

    private static string _appkey;

    public static string Appkey
    {
        get
        {
            return ConfigurationManager.AppSettings["Appkey"];
        }

    }


    private static string _Secret;

    public static string Secret
    {
        get
        {
            return ConfigurationManager.AppSettings["Secret"];
        }

    }


    private static string _CallBackUrl;

    public static string CallBackUrl
    {
        get
        {
            return ConfigurationManager.AppSettings["CallBackUrl"];
        }
        set { WeiboHelper._CallBackUrl = value; }
    }
    static HttpContext context;
    /// <summary>
    /// 发送微博方法
    /// </summary>
    /// <param name="Msg">要发送的消息字符窜 最多不能超过140字 </param>
    /// <param name="Code">用户授权之后的授权码</param>
    /// <returns></returns>
    public static void Send(string Msg, string Code)
    {
        var token = HttpContext.Current.Session["token"] as NetDimension.Weibo.OAuth;
        NetDimension.Weibo.Client c = new NetDimension.Weibo.Client(token);
        c.API.Entity.Statuses.Update(Msg, 90, 90, "");
       
        
    }
    /// <summary>
    /// 发送一条带照片的微博
    /// </summary>
    /// <param name="Msg">要发送的消息字符窜 最多不能超过140字 </param>
    /// <param name="Code">用户授权之后的授权码</param>
    /// <returns></returns>
    public static void SendandPic(string Msg, string Code ,byte[] TT )
    {
        var token = HttpContext.Current.Session["token"] as NetDimension.Weibo.OAuth;
        NetDimension.Weibo.Client c = new NetDimension.Weibo.Client(token);
       
        c.API.Entity.Statuses.Upload(Msg, TT, 140, 140, "");

    }

    /// <summary>
    /// 设置Token
    /// </summary>
    /// <param name="code"></param>
    public static void SetToken(string code)
    {

        if (HttpContext.Current.Session["token"] == null)
        {
            NetDimension.Weibo.OAuth a = new NetDimension.Weibo.OAuth(Appkey, Secret, CallBackUrl);
            a.GetAccessTokenByAuthorizationCode(code);
            HttpContext.Current.Session["token"] = a;
        }
    }

}
调用： 前题是导入新浪微博的SDK

    ///// <summary>
    ///// 常量 微博授权服务地址
    ///// </summary>
    public const string callback = "https://api.weibo.com/oauth2/authorize?client_id={0}&response_type=code&redirect_uri={1}";
    string code = "";
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Request.QueryString.Count > 0)
        {
            code = Request.QueryString["code"];
            Session["code"] = code;

            WeiboHelper.SetToken(code);
        }
        GetCode();
           
    }/// <summary>
    /// 打开微博授权页面获取code
    /// </summary>
    private void GetCode()
    {
        //判断是否存在code 授权码
        if (Session["code"] == null)
        {
            //参数见配置文件
            string callurl = string.Format(callback, ConfigurationManager.AppSettings["AppKey"], ConfigurationManager.AppSettings["CallBackUrl"]);
            string test = string.Format("<script>window.location = '{0}'</script>", callurl);
            Response.Write(test);

        }
    }
}