********************* ********************************//
Public struct appointmail
{
Public String from; // the sender's email address.
Public string to; // recipient email address; a string separated by numbers
Public String fromdisplayname; // sender's name
Public String subject; // the title.
Public String body; // body
Public String location; // location
Public datetime stime; // start time
Public datetime etime; // End Time
}
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
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: 160101t020000 \ 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, // body
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. receivettings ["mysmtp"]. tostring ();
Smtpclnt. Send (MSG );
}
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