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【Asp.Net】定时自动发送邮件

作者:hantianwei / 发布于2014/2/25/ 488

定时自动发送邮件


protected override void OnStart(string[] args)
    {
      MyTimer();
    }

    //实例化System.Timers.Timer 
    private void MyTimer()
    {
      //设置时间间隔
      System.Timers.Timer MT = new System.Timers.Timer(int.Parse(ConfigResource.Interval)*60*1000);
      MT.Elapsed += new System.Timers.ElapsedEventHandler(MTimedEvent); 
      MT.Enabled = true;

    }
    //构造System.Timers.Timer实例  间隔时间事件 (定时执行事件)
    private void MTimedEvent(object source, System.Timers.ElapsedEventArgs e)
    {
      //开始工作
      StartWork();
    }

    public void StartWork()
    {
       //从数据库DB查询表A中的时间  代码省略。。。
        //时间比较
        if()  //时间大于当前系统时间
       {
         //发送邮件
          int iStatus = SendMail("你指定的收件人Email地址","标题","内容");
         if( iStatus > 0)
         {
            using (StreamWriter sw = new StreamWriter(filePath + "log.txt", System.Text.Encoding.GetEncoding("utf-8")))
             {
               sw.Wirte(System.DateTime.Now.ToString() + " 发送邮件成功!")
             }
         }
         else{//失败}
       }
    }

/// <summary>
    /// 发送EMAIL
    /// </summary>
    /// <param name="sRecipientEmail">收件人地址</param>
    /// <param name="sSubject">主题</param>
    /// <param name="sMessage">内容</param>
    /// <returns>发送是否成功</returns>
    public bool SendMail(string sRecipientEmail, string sSubject, string sMessage)
    {

      //邮件对象
      MailMessage emailMessage;

      //smtp客户端对象

      SmtpClient client;

      // 初始化邮件对象

      String sSenderEmail = "你的邮箱";

      emailMessage = new MailMessage(sSenderEmail, sRecipientEmail, sSubject, sMessage);
      emailMessage.IsBodyHtml = true;
      emailMessage.SubjectEncoding = System.Text.Encoding.Default;
      emailMessage.BodyEncoding = System.Text.Encoding.Default;
      //加入
      emailMessage.Headers.Add("X-Priority", "3");
      emailMessage.Headers.Add("X-MSMail-Priority", "Normal");
      emailMessage.Headers.Add("X-Mailer", "Microsoft Outlook Express 6.00.2900.2869");
      emailMessage.Headers.Add("X-MimeOLE", "Produced By Microsoft MimeOLE V6.00.2900.2869");

      //邮件发送客户端
      client = new SmtpClient();

      //邮件服务器及帐户信息
      client.Host = "邮件服务器";
      //client.Host = "smtp.163.com";
      
      //client.Port = 465;
      //client.EnableSsl = true;
      System.Net.NetworkCredential Credential = new System.Net.NetworkCredential();
     
      Credential.UserName = "你的邮箱帐号"  //可以在资源文件中配置
      Credential.Password = "密码"

      client.Credentials = Credential;

      try
      {
        client.Send(emailMessage);
      }
      catch (Exception e)
      {
        return false;
      }
      return true;

    }

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