/// <summary>
/// Handles meeting invite and returns a MeetingInfo object representing the meeting.
/// Webex invites are ignored
/// </summary>
/// <param name="inviteEvent"></param>
/// <param name="appConfig"></param>
/// <returns></returns>
public static async Task <Meeting.MeetingInfo> HandleInvite(Microsoft.Graph.Event inviteEvent, IConfigurationRoot appConfig)
{
/*If invite is a Webex invite, ignore the event. We are only interested in Outlook invites */
if (EmailListener.IsValidWebexInvitation(inviteEvent))
{
return(null);
}
/*Here, a new meeting is created
* at the time requested in the event received. Metadata can be obtained from the event
* in this case.*/
else
{
MeetingInfo meetingInfo = new MeetingInfo
{
HostInfo = new WebexHostInfo(appConfig["WEBEX_EMAIL"],
appConfig["WEBEX_PW"], appConfig["WEBEX_ID"], appConfig["WEBEX_COMPANY"], appConfig["HOST_TIMEZONE"])
};
/*Get start and end time in original time zone from the Graph event */
DateTime meetingStartOrigin = DateTime.Parse(inviteEvent.Start.DateTime);
DateTime meetingEndOrigin = DateTime.Parse(inviteEvent.End.DateTime);
var originTimeZone = inviteEvent.Start.TimeZone;
/*Calculate meeting duration */
var meetingDuration = meetingEndOrigin.Subtract(meetingStartOrigin);
string meetingDurationStr = meetingDuration.TotalMinutes.ToString();
/*Convert start time to the WebEx host's time zone */
DateTime webexStartTime = TimeZoneInfo.ConvertTimeBySystemTimeZoneId(meetingStartOrigin, originTimeZone, appConfig["HOST_TIMEZONE"]);
var attendeeNames = EmailListener.GetAttendeeNames(inviteEvent);
var attendeeEmails = EmailListener.GetAttendeeEmails(inviteEvent).Distinct().ToList();
/*Remove the bot email, as the bot must not receive another event. */
foreach (var curEmail in attendeeEmails)
{
if (curEmail.Equals(appConfig["BOT_Inbox"], StringComparison.OrdinalIgnoreCase))
{
attendeeEmails.Remove(curEmail);
break;
}
}
meetingInfo = CreateWebexMeeting(inviteEvent.Subject, attendeeNames, attendeeEmails,
webexStartTime, meetingDurationStr, meetingInfo.HostInfo, inviteEvent.Organizer.EmailAddress);
return(meetingInfo);
}
}
/// <summary>
/// Get attendees via the Webex Meetings API. Uses the access info in meetingInfo
/// as parameters to API call.
/// </summary>
/// <param name="meetingInfo"></param>
/// <returns></returns>
public static List <EmailAddress> GetAttendeeEmails(MeetingInfo meetingInfo)
{
Console.WriteLine(">\tRetrieving All Attendees' Emails...");
string strXMLServer = "https://companykm.my.webex.com/WBXService/XMLService";
WebRequest request = WebRequest.Create(strXMLServer);
// Set the Method property of the request to POST.
request.Method = "POST";
// Set the ContentType property of the WebRequest.
request.ContentType = "application/x-www-form-urlencoded";
// Create POST data and convert it to a byte array.
string strXML = XMLHelper.GenerateXML(meetingInfo.AccessCode, meetingInfo.HostInfo);
byte[] byteArray = Encoding.UTF8.GetBytes(strXML);
// Set the ContentLength property of the WebRequest.
request.ContentLength = byteArray.Length;
// Get the request stream.
Stream dataStream = request.GetRequestStream();
// Write the data to the request stream.
dataStream.Write(byteArray, 0, byteArray.Length);
// Close the Stream object.
dataStream.Close();
// Get the response.
WebResponse response = request.GetResponse();
// Get the stream containing content returned by the server.
dataStream = response.GetResponseStream();
// Open the stream using a StreamReader for easy access.
StreamReader reader = new StreamReader(dataStream);
// Read the content.
string responseStr = reader.ReadToEnd();
// Display the content.
List <EmailAddress> emailAddresses = GetEmails(responseStr);
// Clean up the streams.
reader.Close();
dataStream.Close();
response.Close();
return(emailAddresses);
}
/// <summary>
/// Creates a webex meeting with the specified parameters. Note that duration is in minutes.
/// </summary>
/// <param name="meetingSubject"></param>
/// <param name="names"></param>
/// <param name="emails"></param>
/// <param name="duration"></param>
/// <param name="hostInfo"></param>
/// <returns></returns>
public static MeetingInfo CreateWebexMeeting(string meetingSubject,
List <string> names,
List <string> emails,
DateTime startTime,
string duration,
WebexHostInfo hostInfo,
Microsoft.Graph.EmailAddress delegateEmail)
{
string strXMLServer = "https://companykm.my.webex.com/WBXService/XMLService";
WebRequest request = WebRequest.Create(strXMLServer);
// Set the Method property of the request to POST.
request.Method = "POST";
// Set the ContentType property of the WebRequest.
request.ContentType = "application/x-www-form-urlencoded";
// Create POST data and convert it to a byte array.
// string strXML = GenerateXMLCreateMeeting();
string formattedStartTime = startTime.ToString("MM/dd/yyyy HH:mm:ss", CultureInfo.InvariantCulture);
string strXML = XMLHelper.GenerateMeetingXML(meetingSubject, names, emails, formattedStartTime, duration, hostInfo, delegateEmail);
//string strXML = XMLHelper.GenerateMeetingXML(meetingSubject, names, emails, formattedStartTime, duration, hostInfo);
byte[] byteArray = Encoding.UTF8.GetBytes(strXML);
// Set the ContentLength property of the WebRequest.
request.ContentLength = byteArray.Length;
// Get the request stream.
Stream dataStream = request.GetRequestStream();
// Write the data to the request stream.
dataStream.Write(byteArray, 0, byteArray.Length);
// Close the Stream object.
dataStream.Close();
// Get the response.
WebResponse response = request.GetResponse();
// Get the stream containing content returned by the server.
dataStream = response.GetResponseStream();
// Open the stream using a StreamReader for easy access.
StreamReader reader = new StreamReader(dataStream);
// Read the content.
string responseFromServer = reader.ReadToEnd();
// Display the content.
string accessCode = XMLHelper.RetrieveAccessCode(responseFromServer);
// Clean up the streams.
reader.Close();
dataStream.Close();
response.Close();
Console.WriteLine("\tMeeting has been successfully created");
var endTime = startTime.AddMinutes(double.Parse(duration));
/*Convert email list to Sendgrid email objects */
var sendGridEmails = EmailListener.ParseEmailList(emails);
/*Store meeting record in database for the created meeting */
var meeting = DatabaseController.CreateMeeting(emails, startTime, endTime, accessCode, meetingSubject);
MeetingInfo meetingInfo = new MeetingInfo(meeting, sendGridEmails, "", hostInfo);
/*Send an email to allow host or delegates to start the meeting */
EmailSender.SendEmailForStartURL(meetingInfo, new EmailAddress(delegateEmail.Address, delegateEmail.Name));
return(meetingInfo);
}
