using System;
using System.Collections.Generic;
using System.Text;
using System.Net.Mail;
using System.IO;
/// <summary>
/// sendEmail 的摘要说明
/// </summary>
public static class sendEmail
{
static sendEmail()
{
//
// TODO: 在此处添加构造函数逻辑
//
}
/// <summary>
/// 发送邮件程序
/// </summary>
/// <param name="from">发送人邮件地址</param>
/// <param name="fromname">发送人显示名称</param>
/// <param name="to">发送给谁（邮件地址）</param>
/// <param name="subject">标题</param>
/// <param name="body">内容</param>
/// <param name="username">邮件登录名</param>
/// <param name="password">邮件密码</param>
/// <param name="server">邮件服务器 smtp服务器地址</param>
/// <param name="fujian">附件</param>
/// <returns>send ok</returns>
/// 调用方法 SendMail("abc@126.com", "某某人", "cba@126.com", "你好", "我测试下邮件", "邮箱登录名", "邮箱密码", "smtp.126.com", "");
///
public static string SendMail(string from, string fromname, string to, string subject, string body, string username, string password, string server, string fujian)
{
try
{
//邮件发送类
MailMessage mail = new MailMessage();
//是谁发送的邮件
mail.From = new MailAddress(from, fromname);
//发送给谁
mail.To.Add(to);
//标题
mail.Subject = subject;
//内容编码
mail.BodyEncoding = Encoding.Default;
//发送优先级
mail.Priority = MailPriority.High;
//邮件内容
mail.Body = body;
//是否HTML形式发送
mail.IsBodyHtml = true;
//附件
if (fujian.Length > 0)
{
mail.Attachments.Add(new Attachment(fujian));
}
//邮件服务器和端口
SmtpClient smtp = new SmtpClient(server, 25);
smtp.UseDefaultCredentials = true;
//指定发送方式
smtp.DeliveryMethod = SmtpDeliveryMethod.Network;
//指定登录名和密码
smtp.Credentials = new System.Net.NetworkCredential(username, password);
//mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1"); //basic authentication
//mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", username); //set your username here
//mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", password); //set your password here
//超时时间
smtp.EnableSsl = false;
smtp.Timeout = 10000;
smtp.Send(mail);
return "成功发送请注意查收";
}
catch (Exception exp)
{
return exp.Message;
}
}
//读取指定URL地址的HTML，用来以后发送网页用
public static string ScreenScrapeHtml(string url)
{
//读取stream并且对于中文页面防止乱码
StreamReader reader = new StreamReader(System.Net.WebRequest.Create(url).GetResponse().GetResponseStream(), System.Text.Encoding.UTF8);
string str = reader.ReadToEnd();
reader.Close();
return str;
}
/// <summary>
/// 发送邮件
/// </summary>
/// <param name= "server "> smtp地址 </param>
/// <param name= "username "> 用户名 </param>
/// <param name= "password "> 密码 </param>
/// <param name= "from "> 发信人地址 </param>
/// <param name= "to "> 收信人地址 </param>
/// <param name= "subject "> 邮件标题 </param>
/// <param name= "body "> 邮件正文 </param>
/// <param name= "IsHtml "> 是否是HTML格式的邮件 </param>
public static string SendMail(string from, string to, string subject, string body, string server, string username, string password, bool IsHtml)
{
try
{
//设置SMTP 验证,端口默认为25，如果需要其他请修改
SmtpClient mailClient = new SmtpClient(server, 25);
//指定如何发送电子邮件。
//Network 电子邮件通过网络发送到 SMTP 服务器。
//PickupDirectoryFromIis 将电子邮件复制到挑选目录，然后通过本地 Internet 信息服务 (IIS) 传送。
//SpecifiedPickupDirectory 将电子邮件复制到 SmtpClient.PickupDirectoryLocation 属性指定的目录，然后由外部应用程序传送。
mailClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
//创建邮件对象
MailMessage mailMessage = new MailMessage(from, to, subject, body);
//定义邮件正文，主题的编码方式
mailMessage.BodyEncoding = System.Text.Encoding.GetEncoding("gb2312");
mailMessage.SubjectEncoding = System.Text.Encoding.GetEncoding("gb2312");
//mailMessage.BodyEncoding = Encoding.Default;
//获取或者设置一个值，该值表示电子邮件正文是否为HTML
mailMessage.IsBodyHtml = IsHtml;
//指定邮件的优先级
mailMessage.Priority = MailPriority.High;
//发件人身份验证,否则163 发不了
//表示当前登陆用户的默认凭据进行身份验证，并且包含用户名密码
mailClient.UseDefaultCredentials = true;
mailClient.Credentials = new System.Net.NetworkCredential(username, password);
//发送
mailClient.Send(mailMessage);
return "发送成功";
}
catch (Exception exp)
{
return exp.Message;
}
}
//发送plaintxt
public static void SendText(string from, string to, string subject, string body, string server, string username, string password)
{
SendMail(from, to, subject, body, server, username, password, false);
}
//发送HTML内容
public static string SendHtml(string from, string to, string subject, string body, string server, string username, string password)
{
return SendMail(from, to, subject, body, server, username, password, true);
}
//发送制定网页
public static string SendWebUrl(string from, string to, string subject, string server, string username, string password, string url)
{
//发送制定网页
return SendHtml(from, to, subject, ScreenScrapeHtml(url), server, username, password);
}
}
后台调用示例：
Response.Write("发送附件："+sendEmail.SendMail("shaxiaozier@sohu.com", "某某人", "hou@sina.com", "你好", "我测试下邮件", "shaxiaozier@sohu.com", "*********", "smtp.sohu.com", Server.MapPath("~/fujian/wap.doc")));
Response.Write("电子邮件正文是HTML格式：" + sendEmail.SendMail("shaxiaozier@sohu.com", "hou@sina.com", "主题", "正文<br/>又一行", "smtp.sohu.com", "shaxiaozier", "*********", false));
Response.Write("电子邮件正文非HTML格式：" + sendEmail.SendMail("shaxiaozier@sohu.com", "hou@sina.com", "主题", "正文<br/>又一行", "smtp.sohu.com", "shaxiaozier", "*********", true));
Response.Write("发送制定网页："+sendEmail.SendWebUrl("shaxiaozier@sohu.com", "hou@sina.com", "zhuti", "smtp.sohu.com", "shaxiaozier", "*********", "http://www.baidu.com"));
原文链接：http://blog.csdn.net/mypc2010/article/details/7836961
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