Email发送

public class EmailConfig
{
public static readonly string ServerAddress = ConfigurationManager.AppSettings["ServerAddress"];
public static readonly string ServerUserName = ConfigurationManager.AppSettings["ServerUserName"];
public static readonly string ServerUserPass = ConfigurationManager.AppSettings["ServerUserPass"];
public static readonly string ServerPort = ConfigurationManager.AppSettings["ServerPort"];
public static readonly string Authentication = ConfigurationManager.AppSettings["Authentication"];
public static readonly string Sender = ConfigurationManager.AppSettings["Sender"];

}

public class EmailExten
{
/// <summary>
/// 日志
/// </summary>
public static readonly ILog Log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);


#region 邮件发送组件
/// <summary>
/// 发送邮件 Created by ZhangQC 2016.08.23
/// </summary>
/// <param name="recipient">收件人</param>
/// <param name="subject">主题</param>
/// <param name="body">正文</param>
/// <param name="isBodyHtml">指示邮件正文是否为html</param>
/// <param name="encoding">编码</param>
/// <param name="isAuthentication">是否需要凭证</param>
/// <param name="files">附件</param>
static void Send(string recipient, string subject, string body, bool isBodyHtml, Encoding encoding, bool isAuthentication, params string[] files)
{
//初始化邮件发送
var smtpClient = new SmtpClient
{
Host = EmailConfig.ServerAddress,
Port = EmailConfig.ServerPort.ToInt(),
Timeout = 3000,
EnableSsl=true
};
//初始化消息
var message = new MailMessage(EmailConfig.Sender, recipient)
{
IsBodyHtml = isBodyHtml,
SubjectEncoding = encoding,
BodyEncoding = encoding,
Subject = subject,
Body = body
};
//增加附件
message.Attachments.Clear();
if (files != null && files.Length != 0)
{
for (int i = 0; i < files.Length; ++i)
{
var attach = new Attachment(files[i]);
message.Attachments.Add(attach);
}
}
//用户名密码
if (isAuthentication)
{
smtpClient.Credentials = new NetworkCredential(EmailConfig.ServerUserName, EmailConfig.ServerUserPass);
}


//发送完成回调
smtpClient.SendCompleted += new SendCompletedEventHandler(SmtpClientSendCompleted);
//object mailSendState = message;
//smtpClient.SendAsync(message, mailSendState);
//smtpClient.SendAsync(message,"ok");
smtpClient.Send(message);


}

/// <summary>
/// 发送回调
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
static void SmtpClientSendCompleted(object sender, AsyncCompletedEventArgs e)
{
bool mailSent = true;
string state = (string)e.UserState;

if (e.Cancelled)
{
mailSent = false;
}
if (e.Error != null)
{
mailSent = false;
}

}

/// <summary>
/// 邮件发送 Created by ZhangQC 2016.08.23
/// </summary>
/// <param name="recipient">收件人</param>
/// <param name="subject">主题</param>
/// <param name="body">内容</param>
public static bool Send(string recipient, string subject, string body)
{
if (string.IsNullOrEmpty(recipient))
return false;
try
{
Send(recipient, subject, body, true, Encoding.UTF8, true, null);
return true;
}
catch (Exception ex)
{
Log.ErrorFormat("邮件发送失败：{0}",ex);
return false;
}
}

static void Send(string recipient, string sender, string subject, string body)
{
if (string.IsNullOrEmpty(recipient))
return;

Send(recipient, subject, body, true, Encoding.UTF8, true, null);
}
#endregion
}