【ASP】创建基于ASP.NET的SMTP邮件服务的具体方法-NET-SMTP-邮件服务

欢迎您访问我爱IT技术网，今天小编为你分享的编程技术是：【创建基于ASP.NET的SMTP邮件服务的具体方法】，下面是详细的讲解！

创建基于ASP.NET的SMTP邮件服务的具体方法

using System.IO;
using System.Net.Sockets;
namespace MyComponents
{
public class ClientConnection : TcpClient
{
private NetworkStream _NetworkStream=null;
private StreamReader _StreamReader=null;
private StreamWriter _StreamWriter=null;
public void Initialise()
{
_NetworkStream=this.GetStream();
_StreamReader=new StreamReader(_NetworkStream,
System.Text.Encoding.Default, false, this.ReceiveBufferSize);
_StreamWriter=new StreamWriter(_NetworkStream,
System.Text.Encoding.Default, this.SendBufferSize);
}
public void Send(string s)
{
_StreamWriter.WriteLine(s);
_StreamWriter.Flush();
}
public string Read()
{
return _StreamReader.ReadLine();
}
}
public class Mail
{
public string MailServer="127.0.0.1" ;
public string From="" ;
public string To="" ;
public string Body="" ;
public string Subject="" ;
private ClientConnection tcp=null;
private string Response="";
public void Send()
{
tcp=new ClientConnection();
tcp.Connect(MailServer,25);
tcp.Initialise();
SendCommandToServer("HELO " + System.Net.Dns.GetHostName());
SendCommandToServer("MAIL FROM: " + From + "\r\n");
SendCommandToServer("RCPT TO: " + To + "\r\n");
string StrHeaders="";
StrHeaders +="From: " + From + "\r\n";
StrHeaders +="To: " + To + "\r\n";
StrHeaders +="Subject: " + Subject + "\r\n";
StrHeaders +="Content-type: text/plain; charset=\"ISO-8859-1\"" + "\r\n";
SendCommandToServer("DATA\r\n" + StrHeaders);
SendCommandToServer(Body + "\r\n.\r\n");
SendCommandToServer("QUIT\r\n");
}
private void SendCommandToServer(string cmd)
{
tcp.Send(cmd);
Response=tcp.Read();
System.Web.HttpContext.Current.Trace.Warn("Response",Response);
}
}
} 

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