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FileName:
Copyright (c) 2003-xxxx *********公司技术开发部
Writer:
create Date:2004-12-20
Rewriter:
Rewrite Date:
Impact:
Main Content:（Function Name、parameters、returns）
支持ESMTP, 多附件
******************************************************/
using System;
using System.Collections;
using System.Net.Sockets;
using System.IO;
using System.Text;
namespace Edu.Stu.Common.Mail
{
///<summary>
/// Module ID：0005
/// Depiction：发送邮件，支持ESMTP, 多附件
/// Wreter:Nick
/// Create Date;2004-12-20
///</summary>
public class MailSender
{
#region "Fields"
private string m_strFromName = "";
private string[] m_strTo = null;
private string m_strFrom = "";
private string m_strPassWord = "";
private string m_strUserName = "";
private int m_iPort = 25;
private string m_strServer = "";
private int m_iPriority = 3;
private string m_strEncoding = "8bit";
private string m_strLanguageEncoding = "GB2312";
private bool m_bIsHtml = true;
private string m_strHtmlBody = "";
private string m_strTxtBody = "";
private string m_strSubject = "";
private string m_strToName = "";
private ArrayList m_alAttachments = new ArrayList ();
#endregion
#region "Propertes"
/// <summary>
/// SMTP服务器域名
/// </summary>
public string Server
{
get { return m_strServer; }
set { if (value != m_strServer) m_strServer = value; }
}
/// <summary>
/// SMTP服务器端口 [默认为25]
/// </summary>
public int Port {
get { return m_iPort; }
set { if (value != m_iPort) m_iPort = value; }
}
/// <summary>
/// 用户名 [如果需要身份验证的话]
/// </summary>
public string UserName
{
get { return m_strUserName; }
set { if (value != m_strUserName) m_strUserName = value; }
}
/// <summary>
/// 密码 [如果需要身份验证的话]
/// </summary>
public string Password
{
get { return m_strPassWord; }
set { if (value != m_strPassWord) m_strPassWord = value; }
}
/// <summary>
/// 发件人地址
/// </summary>
public string From
{
get { return m_strFrom; }
set { if (value != m_strFrom) m_strFrom = value;}
}
/// <summary>
/// 收件人地址
/// </summary>
public string[] To
{
get { return m_strTo; }
set { if (value != m_strTo) m_strTo = value;}
}
/// <summary>
/// 发件人姓名
/// </summary>
public string FromName
{
get { return m_strFromName; }
set { if (value != m_strFromName) m_strFromName = value; }
}
/// <summary>
/// 收件人姓名
/// </summary>
public string ToName
{
get { return m_strToName; }
set { if (value != m_strToName) m_strToName = value; }
}
/// <summary>
/// 邮件的主题
/// </summary>
public string Subject
{
get { return m_strSubject; }
set { if (value != m_strSubject) m_strSubject = value; }
}
/// <summary>
/// 邮件正文
/// </summary>
public string Body
{
get { return m_strTxtBody; }
set { if (value != m_strTxtBody) m_strTxtBody = value; }
}
/// <summary>
/// 超文本格式的邮件正文
/// </summary>
public string HtmlBody {
get { return m_strHtmlBody; }
set { if (value != m_strHtmlBody) m_strHtmlBody = value; }
}
/// <summary>
/// 是否是html格式的邮件
/// </summary>
public bool IsHtml
{
get { return m_bIsHtml; }
set { if (value != m_bIsHtml) m_bIsHtml = value; }
}
/// <summary>
/// 语言编码 [默认为GB2312]
/// </summary>
public string LanguageEncoding
{
get { return m_strLanguageEncoding; }
set { if (value != m_strLanguageEncoding) m_strLanguageEncoding = value; }
}
/// <summary>
/// 邮件编码 [默认为8bit]
/// </summary>
public string MailEncoding
{
get { return m_strEncoding; }
set { if (value != m_strEncoding) m_strEncoding = value; }
}
/// <summary>
/// 邮件优先级 [默认为3]
/// </summary>
public int Priority
{
get { return m_iPriority; }
set { if (value != m_iPriority) m_iPriority = value; }
}
/// <summary>
/// 附件 [AttachmentInfo]
/// </summary>
public IList Attachments
{
get { return m_alAttachments; }
// set { if (value != m_alAttachments) m_alAttachments = value; }
}
#endregion
#region "Struct AttachmentInfo"
/// <summary>
/// 附件信息
/// </summary>
public struct AttachmentInfo
{
/// <summary>
/// 附件的文件名 [如果输入路径，则自动转换为文件名]
/// </summary>
public string FileName
{
get { return fileName; }
set { fileName = Path.GetFileName(value); }
} private string fileName;
/// <summary>
/// 附件的内容 [由经Base64编码的字节组成]
/// </summary>
public string Bytes
{
get { return bytes; }
set { if (value != bytes) bytes = value; }
} private string bytes;
/// <summary>
/// 从流中读取附件内容并构造
/// </summary>
/// <param name="p_strFileName">附件的文件名</param>
/// <param name="p_stream">流</param>
public AttachmentInfo (string p_strFileName, Stream p_stream)
{
fileName = Path.GetFileName (p_strFileName);
byte[] by = new byte [p_stream.Length];
p_stream.Read (by,0,(int)p_stream.Length); // 读取文件内容
//格式转换
bytes = Convert.ToBase64String (by); // 转化为base64编码
}
/// <summary>
/// 按照给定的字节构造附件
/// </summary>
/// <param name="p_strFileName">附件的文件名</param>
/// <param name="ibytes">附件的内容 [字节]</param>
public AttachmentInfo (string p_strFileName, byte[] ibytes)
{
fileName = Path.GetFileName (p_strFileName);
bytes = Convert.ToBase64String (ibytes); // 转化为base64编码
}
/// <summary>
/// 从文件载入并构造
/// </summary>
/// <param name="p_strPath"></param>
public AttachmentInfo (string p_strPath)
{
fileName = Path.GetFileName (p_strPath);
FileStream file = new FileStream (p_strPath, FileMode.Open);
byte[] by = new byte [file.Length];
file.Read (by,0,(int)file.Length); // 读取文件内容
//格式转换
bytes = Convert.ToBase64String (by); // 转化为base64编码
file.Close ();
}
}
#endregion
#region "Functions"
/// <summary>
/// 发送邮件
/// </summary>
private void SendMail()
{
// 创建TcpClient对象， 并建立连接
TcpClient tcpNewClient = null;
try
{
tcpNewClient = new TcpClient (m_strServer, m_iPort);
}
catch (Exception)
{
throw new Exception ("无法连接服务器");
}
ReadString (tcpNewClient.GetStream());//获取连接信息
// 开始进行服务器认证
// 如果状态码是250则表示操作成功
if (!Command (tcpNewClient.GetStream(), "EHLO Localhost", &q
