Net.Mail邮件发送Helper类

using System;using System.Net.Mail;using System.Text;namespace Mail.Common{    public class MailHelper    {        private MailMessage mMailMessage;   //主要处理发送邮件的内容（如：收发人地址、标题、主体、图片等等）        private SmtpClient mSmtpClient; //主要处理用smtp方式发送此邮件的配置信息（如：邮件服务器、发送端口号、验证方式等等）        private int mSenderPort;   //发送邮件所用的端口号（htmp协议默认为25）        private string mSenderServerHost;    //发件箱的邮件服务器地址（IP形式或字符串形式均可）        private string mSenderPassword;    //发件箱的密码        private string mSenderUsername;   //发件箱的用户名（即@符号前面的字符串，例如：[e-mail]，用户名为：hello）        private bool mEnableSsl;    //是否对邮件内容进行socket层加密传输        private bool mEnablePwdAuthentication;  //是否对发件人邮箱进行密码验证        /// <summary>        /// 构造函数        /// </summary>        /// <param name="server">发件箱的邮件服务器地址</param>        /// <param name="toMail">收件人地址（可以是多个收件人，程序中是以";"进行区分的）</param>        /// <param name="fromMail">发件人地址</param>        /// <param name="subject">邮件标题</param>        /// <param name="emailBody">邮件内容（可以以html格式进行设计）</param>        /// <param name="username">发件箱的用户名（即@符号前面的字符串，例如：[e-mail]，用户名为：hello）</param>        /// <param name="password">发件人邮箱密码</param>        /// <param name="port">发送邮件所用的端口号（htmp协议默认为25）</param>        /// <param name="sslEnable">true表示对邮件内容进行socket层加密传输，false表示不加密</param>        /// <param name="pwdCheckEnable">true表示对发件人邮箱进行密码验证，false表示不对发件人邮箱进行密码验证</param>        public MailHelper(string server, string toMail, string fromMail, string subject, string emailBody, string username, string password, string port, bool sslEnable, bool pwdCheckEnable)        {            try            {                mMailMessage = new MailMessage();                var arrList = toMail.Split(';');                if (arrList.Length >= 2)                {                    foreach (var t in arrList)                    {                        mMailMessage.To.Add(t);                    }                }                else                {                    mMailMessage.To.Add(toMail);                }                mMailMessage.From = new MailAddress(fromMail);                mMailMessage.Subject = subject;                mMailMessage.Body = emailBody;                mMailMessage.IsBodyHtml = true;                mMailMessage.BodyEncoding = Encoding.UTF8;                mMailMessage.Priority = MailPriority.Normal;                mSenderServerHost = server;                mSenderUsername = username;                mSenderPassword = password;                mSenderPort = Convert.ToInt32(port);                mEnableSsl = sslEnable;                mEnablePwdAuthentication = pwdCheckEnable;            }            catch (Exception ex)            {                EventsLog.WriteLog("发送邮件错误：" + ex.Message);            }        }        /// <summary>        /// 邮件的发送        /// </summary>        public void Send()        {            try            {                if (mMailMessage != null)                {                    mSmtpClient = new SmtpClient();                    //mSmtpClient.Host = "smtp." + mMailMessage.From.Host;                    mSmtpClient.Host = this.mSenderServerHost;                    mSmtpClient.Port = this.mSenderPort;                    mSmtpClient.UseDefaultCredentials = false;                    mSmtpClient.EnableSsl = this.mEnableSsl;                    if (this.mEnablePwdAuthentication)                    {                        var nc = new System.Net.NetworkCredential(this.mSenderUsername, this.mSenderPassword);                        //mSmtpClient.Credentials = new System.Net.NetworkCredential(this.mSenderUsername, this.mSenderPassword);                        //NTLM: 安全的密码身份验证在微软Outlook Express                        mSmtpClient.Credentials = nc.GetCredential(mSmtpClient.Host, mSmtpClient.Port, "NTLM");                    }                    else                    {                        mSmtpClient.Credentials = new System.Net.NetworkCredential(this.mSenderUsername, this.mSenderPassword);                    }                    mSmtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;                    mSmtpClient.Send(mMailMessage);                }            }            catch (Exception ex)            {                EventsLog.WriteLog("发送邮件错误：" + ex.Message);            }        }    }}

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