C#來析解EML郵件檔的內容

 #region 取得eml文件的内容
            ///
            /// 取得eml文件的内容
            ///
            public Hashtable ReadEML(string file)
            {
                Hashtable mailinfo = new Hashtable();
                CDO.Message oMsg = new CDO.Message();
                ADODB.Stream stm = null;
                //讀取EML文件到CDO.MESSAGE做分析
                try
                {
                    stm = new ADODB.Stream();
                    stm.Open(System.Reflection.Missing.Value,
                    ADODB.ConnectModeEnum.adModeUnknown,
                    ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified,
                    "", "");
                    stm.Type = ADODB.StreamTypeEnum.adTypeBinary;//二進位方式讀入
                   
                    if (System.IO.File.Exists(file))
                    {
                        stm.LoadFromFile(file); //將EML讀入資料流程

                        oMsg.DataSource.OpenObject(stm, "_stream"); //將EML資料流程載入到CDO.Message做解析  
                        mailinfo.Add("body", oMsg.HTMLBody);        //本文
                        mailinfo.Add("Sender", oMsg.From);          //發信者
                        mailinfo.Add("Subject", oMsg.Subject);      //主旨
                        mailinfo.Add("mailto", oMsg.To);            //收件者
                    }
                    //處理附件
                    int count = oMsg.Attachments.Count;
                    if (count != 0)
                    {
                        for (int i = 1; i <= count; i++)
                        {
                            //將附件存檔
                            object FileName = oMsg.Attachments[i].FileName;
                          
                            oMsg.Attachments[i].SaveToFile(HttpContext.Current.Server.MapPath("/" + FileName));
                        }
                    }
                }
                catch (IOException ex)
                {

                }
                finally
                {
                    stm.Close();
                }
                return mailinfo;//回傳MAIL資訊
            }
            #endregion

本方法須先取得CDO.dll
https://skydrive.live.com/redir?resid=AEBD49EB991DDEC8!2557

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