1 #region 邮件帮助类
  2     /// <summary>
  3     /// 邮件帮助类
  4     /// </summary>
  5     public static class SendMailHelper
  6     {
  7         /// <summary>
  8         /// 发送邮件
  9         /// </summary>
 10         /// <param name="request">邮件内容对象</param>
 11         /// <returns>发送邮件所遇到的异常</returns>
 12         public static string SendMail(MailRequest request)
 13         {
 14             try
 15             {
 16                 MailMessage mail = new MailMessage();
 17
 18                 if (string.IsNullOrEmpty(request.From))
 19                 {
 20                     request.From = ConfigurationManager.AppSettings["DefaultMailFrom"];
 21                 }
 22                 mail.From = new MailAddress(request.From);
 23
 24                 PaserMailAddress(request.To, mail.To);
 25                 PaserMailAddress(request.CC, mail.CC);
 26                 PaserMailAddress(request.Bcc, mail.Bcc);
 27
 28                 mail.Subject = request.Subject;
 29                 mail.SubjectEncoding = System.Text.Encoding.UTF8;
 30                 mail.Body = request.Body;
 31                 mail.ReplyTo = new MailAddress(request.From);
 32                 mail.IsBodyHtml = true;
 33
 34                 if (request.Attachments != null && request.Attachments.Length > 0)
 35                 {
 36                     for (int i = 0; i < request.Attachments.Length; i++)
 37                     {
 38                         Attachment mailAttach = new Attachment(ByteArrayToStream(request.Attachments[i].FileData), request.Attachments[i].FileName);
 39
 40                         mail.Attachments.Add(mailAttach);
 41                     }
 42                 }
 43
 44                 if (string.IsNullOrEmpty(System.Configuration.ConfigurationManager.AppSettings["SMTPSERVER_Show"]))
 45                 {
 46                     throw new ApplicationException("邮件服务无效");
 47                 }
 48
 49                 //Smtp Server
 50                 SmtpClient mailClient = new SmtpClient(ConfigurationManager.AppSettings["SMTPSERVER_Show"]);
 51
 52                 if (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["SMTPSERVERPORT"]))
 53                 {
 54                     //端口号
 55                     try
 56                     {
 57                         mailClient.Port = Int32.Parse(ConfigurationManager.AppSettings["SMTPSERVERPORT"]);
 58                     }
 59                     catch
 60                     {
 61                         return "SMTP服务器端口设置错误，端口必须设置为数值型";
 62                     }
 63                 }
 64
 65                 if (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["MAILUSER_Show"]))
 66                 {
 67                     mailClient.Credentials = new System.Net.NetworkCredential(ConfigurationManager.AppSettings["MAILUSER_Show"], ConfigurationManager.AppSettings["MAILUSERPW_Show"]);
 68                     mailClient.DeliveryMethod = SmtpDeliveryMethod.Network;
 69                 }
 70                 else
 71                 {
 72                     mailClient.Credentials = CredentialCache.DefaultNetworkCredentials;
 73                 }
 74
 75                 mailClient.Send(mail);
 76                 mail.Dispose();
 77
 78                 return string.Empty;
 79             }
 80             catch (SmtpFailedRecipientsException e)
 81             {
 82                 return e.Message;
 83             }
 84             catch (SmtpFailedRecipientException e)
 85             {
 86                 return e.Message;
 87             }
 88             catch (SmtpException e)
 89             {
 90                 return e.Message;
 91             }
 92             catch (Exception e)
 93             {
 94                 return e.Message;
 95             }
 96         }
 97
 98         /// <summary>
 99         /// 解析分解邮件地址
100         /// </summary>
101         /// <param name="mailAddress">邮件地址</param>
102         /// <param name="mailCollection">邮件对象</param>
103         private static void PaserMailAddress(string mailAddress, MailAddressCollection mailCollection)
104         {
105             if (string.IsNullOrEmpty(mailAddress))
106             {
107                 return;
108             }
109
110             char[] separator = new char[2] { ',', ';' };
111             string[] addressArray = mailAddress.Split(separator);
112
113             foreach (string address in addressArray)
114             {
115                 if (address.Trim() == string.Empty)
116                 {
117                     continue;
118                 }
119
120                 mailCollection.Add(new MailAddress(address));
121             }
122         }
123
124         /// <summary>
125         /// 字节数组转换为流
126         /// </summary>
127         /// <param name="byteArray">字节数组</param>
128         /// <returns>Stream</returns>
129         private static Stream ByteArrayToStream(byte[] byteArray)
130         {
131             MemoryStream mstream = new MemoryStream(byteArray);
132
133             return mstream;
134         }
135     }
136     #endregion

using System;
using System.Collections.Generic;
using System.Text;namespace SyncAdData.DBHelper
{/// <summary>/// 发送邮件请求/// </summary>public class MailRequest{#region PrivateFields/// <summary>/// 文件名/// </summary>private string _fromField;/// <summary>/// 返送到/// </summary>private string _toField;/// <summary>/// 抄送/// </summary>private string _copyField;/// <summary>/// 附件/// </summary>private string _bccField;/// <summary>/// 标题/// </summary>private string _subjectField;/// <summary>/// 发送人名/// </summary>private string _bodyField;/// <summary>/// 类容/// </summary>private MailRequestAttachments[] _attachmentsField;#endregion/// <summary>/// 发送人，多个人以分号;间隔/// </summary>public string From{get{return this._fromField;}set{this._fromField = value;}}/// <summary>/// 收件人，多个人以分号;间隔/// </summary>public string To{get{return this._toField;}set{this._toField = value;}}/// <summary>/// 抄送人，多个人以分号;间隔/// </summary>public string CC{get{return this._copyField;}set{this._copyField = value;}}/// <summary>/// 秘密抄送人，多个人以分号;间隔/// </summary>public string Bcc{get{return this._bccField;}set{this._bccField = value;}}/// <summary>/// 主题/// </summary>public string Subject{get{return this._subjectField;}set{this._subjectField = value;}}/// <summary>/// 内容/// </summary>public string Body{get{return this._bodyField;}set{this._bodyField = value;}}/// <summary>/// 附件列表/// </summary>public MailRequestAttachments[] Attachments{get{return this._attachmentsField;}set{this._attachmentsField = value;}}}
}

using System;
using System.Collections.Generic;
using System.Text;namespace SyncAdData.DBHelper
{/// <summary>/// 发送邮件请求附件/// </summary>public class MailRequestAttachments{#region PrivateFields/// <summary>/// 文件名/// </summary>private string _fileNameField;/// <summary>/// 文件内容/// </summary>private byte[] _fileDataField;#endregion/// <summary>/// 文件名/// </summary>public string FileName{get{return this._fileNameField;}set{this._fileNameField = value;}}/// <summary>/// 文件内容/// </summary>public byte[] FileData{get{return this._fileDataField;}set{this._fileDataField = value;}}}
}