VS.NET发送会议邮件程序原码
//************** 发送会议通知 *****************************************************//
public struct AppointMail
{
public string from; //发件人邮箱
public string to; //收件人邮箱;号分隔的一个串
public string fromDisplayName; //发件人姓名
public string subject; //标题
public string body; //正文
public string location; //地点
public DateTime sTime; //开始时间
public DateTime eTime; //结束时间
}
public static void SendAppointMail(AppointMail mail)
{
MailMessage msg = new MailMessage();
MailAddressCollection attendeeList = new MailAddressCollection();
string[] sendTo = mail.to.Split(';');
foreach (string temp in sendTo)
{
if (temp.Trim().Length > 3)
{
msg.Bcc.Add(temp);
attendeeList.Add(temp);
}
}
// Set up the different mime types contained in the message
System.Net.Mime.ContentType textType = new System.Net.Mime.ContentType("text/plain");
System.Net.Mime.ContentType HTMLType = new System.Net.Mime.ContentType("text/html");
System.Net.Mime.ContentType RTFType = new System.Net.Mime.ContentType("text/rtf");
System.Net.Mime.ContentType calendarType = new System.Net.Mime.ContentType("text/calendar;");
//Add parameters to the calendar header
calendarType.Parameters.Add("method", "REQUEST");
calendarType.Parameters.Add("name", "meeting.ics");
// Create message body parts
// create the Body in text format
string bodyText = "Type:Single Meeting"r"nOrganizer: {0}"r"nStart Time:{1}"r"nEnd Time:{2}"r"nTime Zone:{3}"r"nLocation: {4}"r"n"r"n*~*~*~*~*~*~*~*~*~*"r"n"r"n{5}";
bodyText = string.Format(bodyText, organizerName, start.ToLongDateString() + " " + start.ToLongTimeString(), end.ToLongDateString() + " " + end.ToLongTimeString(), System.TimeZone.CurrentTimeZone.StandardName, location, summary);
AlternateView textView = AlternateView.CreateAlternateViewFromString(bodyText, textType);
msg.AlternateViews.Add(textView);
//create the Body in HTML format
string bodyHTML = "<!DOCTYPE HTML PUBLIC ""-//W3C//DTD HTML 3.2//EN"">"r"n<HTML>"r"n<HEAD>"r"n<META HTTP-EQUIV=""Content-Type"" CONTENT=""text/html; charset=utf-8"">"r"n<META NAME=""Generator"" CONTENT=""MS Exchange Server version 6.5.7652.24"">"r"n<TITLE>{0}</TITLE>"r"n</HEAD>"r"n<BODY>"r"n<!-- Converted from text/plain format -->"r"n<P><FONT SIZE=2>Type:Single Meeting<BR>"r"nOrganizer:{1}<BR>"r"nStart Time:{2}<BR>"r"nEnd Time:{3}<BR>"r"nTime Zone:{4}<BR>"r"nLocation:{5}<BR>"r"n<BR>"r"n*~*~*~*~*~*~*~*~*~*<BR>"r"n<BR>"r"n{6}<BR>"r"n</FONT>"r"n</P>"r"n"r"n</BODY>"r"n</HTML>";
bodyHTML = string.Format(bodyHTML,summary,organizerName,start.ToLongDateString() + " " + start.ToLongTimeString(),end.ToLongDateString() + " " + end.ToLongTimeString(),System.TimeZone.CurrentTimeZone.StandardName,location,summary);
AlternateView HTMLView = AlternateView.CreateAlternateViewFromString(bodyHTML, HTMLType);
msg.AlternateViews.Add(HTMLView);
//create the Body in VCALENDAR format
string calDateFormat = "yyyyMMddTHHmmssZ";
string bodyCalendar = "BEGIN:VCALENDAR\r\nMETHOD:REQUEST\r\nPRODID:Microsoft CDO for Microsoft Exchange\r\nVERSION:2.0\r\nBEGIN:VTIMEZONE\r\nTZID:(GMT-06.00) Central Time (US & Canada)\r\nX-MICROSOFT-CDO-TZID:11\r\nBEGIN:STANDARD\r\nDTSTART:16010101T020000\r\nTZOFFSETFROM:-0500\r\nTZOFFSETTO:-0600\r\nRRULE:FREQ=YEARLY;WKST=MO;INTERVAL=1;BYMONTH=11;BYDAY=1SU\r\nEND:STANDARD\r\nBEGIN:DAYLIGHT\r\nDTSTART:16010101T020000\r\nTZOFFSETFROM:-0600\r\nTZOFFSETTO:-0500\r\nRRULE:FREQ=YEARLY;WKST=MO;INTERVAL=1;BYMONTH=3;BYDAY=2SU\r\nEND:DAYLIGHT\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nDTSTAMP:{8}\r\nDTSTART:{0}\r\nSUMMARY:{6}\r\nUID:{5}\r\nATTENDEE;ROLE=REQ-PARTICIPANT;PARTSTAT=NEEDS-ACTION;RSVP=TRUE;CN=\"{9}\":MAILTO:{9}\r\nACTION;RSVP=TRUE;CN=\"{4}\":MAILTO:{4}\r\nORGANIZER;CN=\"{3}\":mailto:{4}\r\nLOCATION:{2}\r\nDTEND:{1}\r\nDESCRIPTION:{7}\\N\r\nSEQUENCE:1\r\nPRIORITY:5\r\nCLASS:\r\nCREATED:{8}\r\nLAST-MODIFIED:{8}\r\nSTATUS:CONFIRMED\r\nTRANSP:OPAQUE\r\nX-MICROSOFT-CDO-BUSYSTATUS:BUSY\r\nX-MICROSOFT-CDO-INSTTYPE:0\r\nX-MICROSOFT-CDO-INTENDEDSTATUS:BUSY\r\nX-MICROSOFT-CDO-ALLDAYEVENT:FALSE\r\nX-MICROSOFT-CDO-IMPORTANCE:1\r\nX-MICROSOFT-CDO-OWNERAPPTID:-1\r\nX-MICROSOFT-CDO-ATTENDEE-CRITICAL-CHANGE:{8}\r\nX-MICROSOFT-CDO-OWNER-CRITICAL-CHANGE:{8}\r\nBEGIN:VALARM\r\nACTION:DISPLAY\r\nDESCRIPTION:REMINDER\r\nTRIGGER;RELATED=START:-PT00H15M00S\r\nEND:VALARM\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
bodyCalendar = string.Format(bodyCalendar,
mail.sTime.ToUniversalTime().ToString(calDateFormat),
mail.eTime.ToUniversalTime().ToString(calDateFormat),
mail.location,
mail.fromDisplayName,
mail.from,
Guid.NewGuid().ToString("B"),
mail.subject, //summary
mail.body,//正文
DateTime.Now.ToUniversalTime().ToString(calDateFormat),
attendeeList.ToString(),
mail.body
);
AlternateView calendarView = AlternateView.CreateAlternateViewFromString(bodyCalendar, calendarType);
calendarView.TransferEncoding = System.Net.Mime.TransferEncoding.SevenBit;
msg.AlternateViews.Add(calendarView);
// Adress the message
msg.From = new MailAddress(mail.from, mail.fromDisplayName);
msg.IsBodyHtml = true;
SmtpClient smtpclnt = new SmtpClient();
smtpclnt.Host = ConfigurationManager.AppSettings["MySmtp"].ToString();
smtpclnt.Send(msg);
}
