邮件自动发送：
邮件发送分为同步发送和异步发送，写代码的人废话都不多，直接上代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Email.Email
{
/// <summary>
/// Email类型
/// </summary>
public enum EmailType
{
/// <summary>
/// QQ 邮箱
/// </summary>
QQ = 1,
/// <summary>
/// 163 邮箱
/// </summary>
Mail163 = 2,
/// <summary>
/// Gmail 邮箱
/// </summary>
Gmail = 3,
/// <summary>
/// Hotmail 邮箱
/// </summary>
Hotmail = 4,
}
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
namespace Email.Email
{
/// <summary>
/// Email账户
/// </summary>
public class EmailUser
{
private String userName;
/// <summary>
/// 邮箱号
/// </summary>
public String UserName
{
get { return this.userName; }
set
{
if (HasEmail(value))
this.userName = value;
else
throw new Exception("邮箱账号格式错误");
}
}
/// <summary>
/// 邮箱密码
/// </summary>
public String UserPwd { get; set; }
/// <summary>
/// 验证字符串是否是邮箱账号
/// </summary>
/// <param name="strEmail">需要验证的字符串</param>
/// <returns>验证结果</returns>
private Boolean HasEmail(String strEmail)
{
return Regex.IsMatch(strEmail, @"^[A-Za-z0-9](([_.-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([.-]?[a-zA-Z0-9]+)*).([A-Za-z]{2,})$", RegexOptions.IgnoreCase);
}
}
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net.Mail;
namespace Email.Email
{
/// <summary>
/// SmtpClient扩展类
/// </summary>
public class SmtpClientExp : SmtpClient
{
/// <summary>
/// 邮件历史对象
/// </summary>
public Object MailRecord { get; set; }
}
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net.Mail;
using System.Net;
namespace Email.Email
{
/// <summary>
/// 邮件操作公共类
/// </summary>
public class SOCNetSendMail
{
/// <summary>
/// 同步发送邮件
/// </summary>
/// <param name="emailType">邮箱类型</param>
/// <param name="outboxUser">发件人</param>
/// <param name="recipientUsres">收件人集合</param>
/// <param name="contxt">发送内容</param>
/// <param name="title">标题</param>
/// <param name="isBodyHtml">是否为Html</param>
/// <param name="emailFiles">附件</param>
/// <returns>是否发送成功</returns>
public static Boolean Sender(EmailType emailType, EmailUser outboxUser, List<EmailUser> recipientUsres, String contxt, String title = "", Boolean isBodyHtml = true, params String[] emailFiles)
{
Boolean isMessage = false;
//得到SmtpClient对象
SmtpClient smtpClient = GetSender(emailType, outboxUser);
//得到MailMessage对象
MailMessage mailMessage = GetMailMessage(outboxUser, recipientUsres, contxt, title, isBodyHtml, emailFiles);
try
{
smtpClient.Send(mailMessage);
return isMessage = true;
}
catch (Exception e)
{
isMessage = false;
throw e;
}
}
/// <summary>
/// 异部发送邮件 异部发送完成以后需要调用SendCompleted事件返回发送已经完成
///
/// 注:使用异步发送邮件,需在.aspx页面头部命令行中设置Async="true",否则报错
/// smtpClient.SendCompleted += new SendCompletedEventHandler(sc_SendCompleted);//邮件异步发送完成后响应事件
///
/// void smtpClient_SendCompleted(Object sender, System.ComponentModel.AsyncCompletedEventArgs e)
/// { //异步发送完成时响应的事件
/// Page.Response.Write("<script>alert('邮件已发送完成')</script>");
/// }
/// </summary>
/// <param name="emailType">邮箱类型</param>
/// <param name="outboxUser">发件人</param>
/// <param name="recipientUsres">收件人集合</param>
/// <param name="contxt">发送内容</param>
/// <param name="title">标题</param>
/// <param name="isBodyHtml">是否为Html</param>
/// <param name="emailFiles">附件</param>
/// <returns>SmtpClient 对象</returns>
public static SmtpClientExp AsyncSender(EmailType emailType, EmailUser outboxUser, List<EmailUser> recipientUsres, String contxt, String title = "", Boolean isBodyHtml = true, params String[] emailFiles)
{
//得到SmtpClient对象
SmtpClientExp smtpClient = GetSender(emailType, outboxUser);
//得到MailMessage对象
MailMessage mailMessage = GetMailMessage(outboxUser, recipientUsres, contxt, title, isBodyHtml, emailFiles);
try
{
smtpClient.SendAsync(mailMessage, "");
return smtpClient;
}
catch (Exception e)
{
throw e;
}
}
/// <summary>
/// 实例化MailMessage对象
/// </summary>
/// <param name="outboxUser">发件人</param>
/// <param name="recipientUsres">收件人集合</param>
/// <param name="contxt">发送内容</param>
/// <param name="title">标题</param>
/// <param name="isBodyHtml">是否为Html</param>
/// <param name="emailFiles">附件</param>
/// <returns>实例化后MailMessage对象</returns>
private static MailMessage GetMailMessage(EmailUser outboxUser, List<EmailUser> recipientUsres, String contxt, String title = "", Boolean isBodyHtml = true, params String[] emailFiles)
{
if (recipientUsres.Count <= 0)
return null;
MailMessage mailMessage = new MailMessage();
//发件人地址
mailMessage.From = new MailAddress(outboxUser.UserName,"测试邮件");
//标题
mailMessage.Subject = title;
//内容
mailMessage.Body = contxt;
//是否是Html
mailMessage.IsBodyHtml = isBodyHtml;
//收件人
for (Int32 i = 0; i < recipientUsres.Count; i++)
mailMessage.To.Add(new MailAddress(recipientUsres[i].UserName));
//邮件附件
foreach (String str in emailFiles)
mailMessage.Attachments.Add(new Attachment(str));//Attachment参数:包含用于创建此附件的文件路径
mailMessage.Priority = MailPriority.High;//设置此电子邮件的优先级
return mailMessage;
}
/// <summary>
/// 实例化一个SmtpClient对象
/// </summary>
/// <param name="emailType">邮箱类型</param>
/// <param name="emailUser">邮箱帐户</param>
/// <returns>实例化后SmtpClient对象</returns>
private static SmtpClientExp GetSender(EmailType emailType, EmailUser outboxUser)
{
SmtpClientExp sender = null;
switch (emailType)
{
//QQ邮箱
case EmailType.QQ:
{
sender = CreateSender("smtp.qq.com", 25, false, outboxUser);
}
break;
//163邮箱
case EmailType.Mail163:
{
sender = CreateSender("smtp.163.com", 25, true, outboxUser);
}
break;
//Gmail邮箱
case EmailType.Gmail:
{
sender = CreateSender("smtp.gmail.com", 25, true, outboxUser);
}
break;
//Hotmail邮箱
case EmailType.Hotmail:
{
sender = CreateSender("smtp.live.com", 25, true, outboxUser);
}
break;
}
return sender;
}
/// <summary>
/// 实例化一个SmtpClient对象
/// </summary>
/// <param name="host">主机名称或IP地址</param>
/// <param name="port">SMTP端口</param>
/// <param name="enableSsl">是否套用加密连接（必写）</param>
/// <param name="emailUser">邮箱帐户</param>
/// <returns>实例化后SmtpClient对象</returns>
private static SmtpClientExp CreateSender(String host, Int32 port, Boolean enableSsl, EmailUser outboxUser)
{
return new SmtpClientExp()
{
Host = host,
Port = port,
EnableSsl = enableSsl,
Credentials = new NetworkCredential(outboxUser.UserName, outboxUser.UserPwd)
};
}
}
}
测试代码：
using Email.Email;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Email
{
class Program
{
static void Main(string[] args)
{
//发送邮件 同步发送
//发件人信息
EmailUser user = new EmailUser(){
UserName = "发件人账号",
UserPwd = "发件人密码"
};
//收件人信息
List<EmailUser> recipientUsres = new List<EmailUser>(){
new EmailUser(){ UserName="收件人1"},
new EmailUser(){ UserName="收件人2"}
};
String contxt = "测试内容";
String title = "这是一封测试邮件";
//发送邮件
Boolean result = SOCNetSendMail.Sender(EmailType.QQ, user, recipientUsres, contxt, title);
Console.WriteLine("邮件发送成功");
}
}
}