public void StreamingExchange()
{
try
{
Stopwatch watch;
long elapsedMs = 0;
watch = Stopwatch.StartNew();
_logger.LogInformation(string.Format(LogsProcess.InitProcess, Variables.StreamingExchange, DateTime.Now.ToString()));
Exchange.ExchangeService service = new Exchange.ExchangeService(Exchange.ExchangeVersion.Exchange2013);
Exchange.WebCredentials wbcred = new Exchange.WebCredentials(
_parametersProcessum.GeracaoArquivoEmail.Login,
_parametersProcessum.GeracaoArquivoEmail.Senha);
service.Credentials = wbcred;
service.AutodiscoverUrl(_parametersProcessum.GeracaoArquivoEmail.Login, EWSConnection.RedirectionUrlValidationCallback);
EWSConnection.SetStreamingNotifications(service, resetEvent, _parametersProcessum);
resetEvent.WaitOne();
watch.Stop();
elapsedMs = watch.ElapsedMilliseconds;
_logger.LogInformation(string.Format(LogsProcess.FinishProcess, Variables.StreamingExchange, DateTime.Now.ToString()));
_logger.LogInformation(string.Format(LogsProcess.TimeExecution, Variables.StreamingExchange, elapsedMs.ToString()));
}
catch (Exception ex)
{
throw ex;
}
}
private EWSConnection ConnectToEWS(Credentials credentials)
{
Logger.Debug($"Initializing FolderMailboxManager for email address {credentials.EmailAddress}");
Stopwatch stopwatch = Stopwatch.StartNew();
var exchangeService = new ExchangeService(ExchangeVersion.Exchange2010_SP1)
{
Credentials = new WebCredentials(credentials.UserName, credentials.Password),
Timeout = 60000
};
exchangeService.AutodiscoverUrl(
credentials.EmailAddress,
x =>
{
Logger.Debug($"Following redirection for EWS autodiscover: {x}");
return(true);
}
);
Logger.Debug($"Service URL: {exchangeService.Url}");
EWSConnection ewsConnection = default(EWSConnection);
try
{
EWSMailFolder ewsMailFolder = new EWSMailFolder(Folder.Bind(exchangeService, WellKnownFolderName.Inbox));
RecipientsMailboxManagerRouter router = new RecipientsMailboxManagerRouter(ewsMailFolder);
ewsConnection = new EWSConnection
{
Service = exchangeService,
Router = router
};
}
catch (Exception ex)
{
Logger.Error("Failed to connect to EWS", ex);
}
stopwatch.Stop();
logger.LogSampledMetric("EWSConnectTime", stopwatch.ElapsedMilliseconds, "milliseconds");
return(ewsConnection);
}
private static void ProcessRogueMessages(EWSConnection ewsConnection)
{
Logger.InfoFormat("Processing rogue messages...");
var folderName = "Rogue Messages";
var folders = ewsConnection.Service.FindFolders(WellKnownFolderName.Inbox, new FolderView(100));
var rogueMessageFolder = folders.SingleOrDefault(f => f.DisplayName == folderName);
if (rogueMessageFolder == null)
{
Logger.InfoFormat("Could not find folder '{0}' on server. Using 'Deleted Items' instead.", folderName);
rogueMessageFolder = Folder.Bind(ewsConnection.Service, WellKnownFolderName.DeletedItems);
}
var rogueMessages = ewsConnection.Router.RogueMessages;
if (rogueMessages.Count == 0)
{
Logger.InfoFormat("No rogue messages found.");
return;
}
Logger.InfoFormat("Replying to {0} rogue messages without configuration and moving to '{1}' folder...",
rogueMessages.Count, rogueMessageFolder.DisplayName);
string[] previouslyProcessedRogueMessages;
try
{
previouslyProcessedRogueMessages = ewsConnection.Service.FindItems(rogueMessageFolder.Id, new ItemView(1000)).
Select(i => new EWSIncomingMessage((EmailMessage)i).ConversationTopic).ToArray();
}
catch (Exception e)
{
Logger.ErrorFormat("Failed to connect to mailbox server. Will retry on next iteration. {0}", e);
return;
}
foreach (var message in rogueMessages)
{
var ewsMessage = message as EWSIncomingMessage;
if (ewsMessage == null)
{
continue;
}
if (previouslyProcessedRogueMessages.Contains(ewsMessage.ConversationTopic))
{
Logger.InfoFormat("Already replied to conversation topic.");
MoveMessageToFolder(ewsMessage, rogueMessageFolder);
continue;
}
var sender = ewsMessage.SenderAlias;
var recipient = "*****@*****.**";
try
{
Logger.InfoFormat("Replying to '{0}', subject '{1}'.", sender, ewsMessage.Subject);
var replyMessage = string.Format(ReplyMessage, sender, recipient);
ewsMessage.Reply(replyMessage, true);
}
catch (Exception e)
{
Logger.ErrorFormat(
"Failed to send reply. Possible cause: original mail item moved by the Exchange Server rules. {0}",
e);
}
MoveMessageToFolder(ewsMessage, rogueMessageFolder);
}
Logger.InfoFormat("Completed replying to rogue messages.");
rogueMessages.Clear();
}
private EWSConnection ConnectToEWS(Credentials credentials)
{
Logger.Debug($"Initializing FolderMailboxManager for email address {credentials.EmailAddress}");
Stopwatch stopwatch = Stopwatch.StartNew();
var exchangeService = new ExchangeService(ExchangeVersion.Exchange2010_SP1)
{
Credentials = new WebCredentials(credentials.UserName, credentials.Password),
Timeout = 60000
};
exchangeService.AutodiscoverUrl(
credentials.EmailAddress,
x =>
{
Logger.Debug($"Following redirection for EWS autodiscover: {x}");
return true;
}
);
Logger.Debug($"Service URL: {exchangeService.Url}");
EWSConnection ewsConnection = default(EWSConnection);
try
{
EWSMailFolder ewsMailFolder = new EWSMailFolder(Folder.Bind(exchangeService, WellKnownFolderName.Inbox));
RecipientsMailboxManagerRouter router = new RecipientsMailboxManagerRouter(ewsMailFolder);
ewsConnection = new EWSConnection
{
Service = exchangeService,
Router = router
};
}
catch (Exception ex)
{
Logger.Error("Failed to connect to EWS", ex);
}
stopwatch.Stop();
logger.LogSampledMetric("EWSConnectTime", stopwatch.ElapsedMilliseconds, "milliseconds");
return ewsConnection;
}
private static void ProcessRogueMessages(EWSConnection ewsConnection)
{
Logger.InfoFormat("Processing rogue messages...");
var folderName = "Rogue Messages";
var folders = ewsConnection.Service.FindFolders(WellKnownFolderName.Inbox, new FolderView(100));
var rogueMessageFolder = folders.SingleOrDefault(f => f.DisplayName == folderName);
if (rogueMessageFolder == null)
{
Logger.InfoFormat("Could not find folder '{0}' on server. Using 'Deleted Items' instead.", folderName);
rogueMessageFolder = Folder.Bind(ewsConnection.Service, WellKnownFolderName.DeletedItems);
}
var rogueMessages = ewsConnection.Router.RogueMessages;
if (rogueMessages.Count == 0)
{
Logger.InfoFormat("No rogue messages found.");
return;
}
Logger.InfoFormat("Replying to {0} rogue messages without configuration and moving to '{1}' folder...",
rogueMessages.Count, rogueMessageFolder.DisplayName);
string[] previouslyProcessedRogueMessages;
try
{
previouslyProcessedRogueMessages = ewsConnection.Service.FindItems(rogueMessageFolder.Id, new ItemView(1000)).
Select(i => new EWSIncomingMessage((EmailMessage)i).ConversationTopic).ToArray();
}
catch (Exception e)
{
Logger.ErrorFormat("Failed to connect to mailbox server. Will retry on next iteration. {0}", e);
return;
}
foreach (var message in rogueMessages)
{
var ewsMessage = message as EWSIncomingMessage;
if (ewsMessage == null)
{
continue;
}
if (previouslyProcessedRogueMessages.Contains(ewsMessage.ConversationTopic))
{
Logger.InfoFormat("Already replied to conversation topic.");
MoveMessageToFolder(ewsMessage, rogueMessageFolder);
continue;
}
var sender = ewsMessage.SenderAlias;
var recipient = "*****@*****.**";
try
{
Logger.InfoFormat("Replying to '{0}', subject '{1}'.", sender, ewsMessage.Subject);
var replyMessage = string.Format(ReplyMessage, sender, recipient);
ewsMessage.Reply(replyMessage, true);
}
catch (Exception e)
{
Logger.ErrorFormat(
"Failed to send reply. Possible cause: original mail item moved by the Exchange Server rules. {0}",
e);
}
MoveMessageToFolder(ewsMessage, rogueMessageFolder);
}
Logger.InfoFormat("Completed replying to rogue messages.");
rogueMessages.Clear();
}
