/// <summary>
/// Run the mail synchronization service
/// </summary>
public void Run(object sender, EventArgs e, object[] parameters)
{
try
{
this.m_jobStateManager.SetState(this, JobStateType.Running);
// We are to poll for alerts always (never push supported)
var amiClient = new AmiServiceClient(ApplicationContext.Current.GetRestClient("ami"));
using (this.GetCredentials(amiClient.Client, out Credentials credentials))
{
amiClient.Client.Credentials = credentials;
// When was the last time we polled an alert?
var lastSync = this.m_synchronizationLogService.GetLastTime(typeof(MailMessage));
var syncTime = new DateTimeOffset(lastSync.GetValueOrDefault());
// Poll action for all alerts to "everyone"
AmiCollection serverAlerts = amiClient.GetMailMessages(a => a.CreationTime >= syncTime && a.RcptTo.Any(o => o.UserName == "SYSTEM")); // SYSTEM WIDE ALERTS
// TODO: We need to filter by users in which this tablet will be interested in
ParameterExpression userParameter = Expression.Parameter(typeof(SecurityUser), "u");
// User name filter
Expression userNameFilter = Expression.Equal(Expression.MakeMemberAccess(userParameter, userParameter.Type.GetRuntimeProperty("UserName")), Expression.Constant(this.m_securityConfiguration.DeviceName));
// Or eith other users which have logged into this tablet
foreach (var user in ApplicationContext.Current.GetService <IDataPersistenceService <SecurityUser> >().Query(u => u.LastLoginTime != null && u.UserName != this.m_securityConfiguration.DeviceName, AuthenticationContext.SystemPrincipal))
{
userNameFilter = Expression.OrElse(userNameFilter,
Expression.Equal(Expression.MakeMemberAccess(userParameter, userParameter.Type.GetRuntimeProperty("UserName")), Expression.Constant(user.UserName))
);
}
ParameterExpression parmExpr = Expression.Parameter(typeof(MailMessage), "a");
Expression timeExpression = Expression.GreaterThanOrEqual(
Expression.Convert(Expression.MakeMemberAccess(parmExpr, parmExpr.Type.GetRuntimeProperty("CreationTime")), typeof(DateTimeOffset)),
Expression.Constant(syncTime)
),
// this tablet expression
userExpression = Expression.Call(
(MethodInfo)typeof(Enumerable).GetGenericMethod("Any", new Type[] { typeof(SecurityUser) }, new Type[] { typeof(IEnumerable <SecurityUser>), typeof(Func <SecurityUser, bool>) }),
Expression.MakeMemberAccess(parmExpr, parmExpr.Type.GetRuntimeProperty("RcptTo")),
Expression.Lambda <Func <SecurityUser, bool> >(userNameFilter, userParameter));
serverAlerts.CollectionItem = serverAlerts.CollectionItem.Union(amiClient.GetMailMessages(Expression.Lambda <Func <MailMessage, bool> >(Expression.AndAlso(timeExpression, userExpression), parmExpr)).CollectionItem).ToList();
// Import the alerts
foreach (var itm in serverAlerts.CollectionItem.OfType <MailMessage>())
{
this.m_tracer.TraceVerbose("Importing ALERT: [{0}]: {1}", itm.TimeStamp, itm.Subject);
itm.Body = String.Format("<pre>{0}</pre>", itm.Body);
this.m_mailRepository.Broadcast(itm);
}
this.m_synchronizationLogService.Save(typeof(MailMessage), String.Empty, String.Empty, "Mail", DateTime.Now);
// Push alerts which I have created or updated
//int tc = 0;
//foreach(var itm in this.m_alertRepository.Find(a=> (a.TimeStamp >= lastTime ) && a.Flags != AlertMessageFlags.System, 0, null, out tc))
//{
// if (!String.IsNullOrEmpty(itm.To))
// {
// this.m_tracer.TraceVerbose("Sending ALERT: [{0}]: {1}", itm.TimeStamp, itm.Subject);
// if (itm.UpdatedTime != null)
// amiClient.UpdateAlert(itm.Key.ToString(), new AlertMessageInfo(itm));
// else
// amiClient.CreateAlert(new AlertMessageInfo(itm));
// }
//}
this.m_jobStateManager.SetState(this, JobStateType.Completed);
}
}
catch (Exception ex)
{
this.m_tracer.TraceError("Could not pull alerts: {0}", ex.Message);
this.m_jobStateManager.SetState(this, JobStateType.Aborted);
this.m_jobStateManager.SetProgress(this, ex.Message, 0.0f);
}
}