private static IEnumerable <Subscription> CollectEventsPerSubscription(NotificationFrequency freq, DateTime now)
{
var lastTime = now;
var subscriptions = Subscription.GetActiveSubscriptionsByFrequency(freq);
if (subscriptions.Count() == 0)
{
return(null);
}
var time = LastProcessTime.GetLastProcessTime(freq);
using (var context = new DataHandler())
{
var events = (time == DateTime.MinValue) ?
context.Events.Where(x => x.When <= lastTime) :
context.Events.Where(x => x.When > time && x.When <= lastTime);
foreach (var @event in events.OrderBy(x => x.When))
{
foreach (var subscription in subscriptions.Where(subscription => IsRelatedPath(@event.ContentPath, subscription.ContentPath) && HasPermission(subscription, @event)))
{
subscription.AddRelatedEvent(@event);
}
}
}
LastProcessTime.SetLastProcessTime(freq, lastTime);
return(subscriptions);
}
private static LastProcessTime GetDefaultInstance(NotificationFrequency freq, DateTime value)
{
var instance = new LastProcessTime();
SetValue(instance, freq, value);
return(instance);
}
private static DateTime GetValue(LastProcessTime instance, NotificationFrequency freq)
{
DateTime?value = null;
switch (freq)
{
case NotificationFrequency.Immediately: value = instance.Immediately; break;
case NotificationFrequency.Daily: value = instance.Daily; break;
case NotificationFrequency.Weekly: value = instance.Weekly; break;
case NotificationFrequency.Monthly: value = instance.Monthly; break;
}
return(value.HasValue ? value.Value : DateTime.MinValue);
}
private static void SetValue(LastProcessTime instance, NotificationFrequency freq, DateTime value)
{
DateTime?dbValue = null;
if (value >= ContentRepository.Storage.Data.DataProvider.Current.DateTimeMinValue)
{
dbValue = value;
}
switch (freq)
{
case NotificationFrequency.Immediately: instance.Immediately = dbValue; break;
case NotificationFrequency.Daily: instance.Daily = dbValue; _nextDaily = null; break;
case NotificationFrequency.Weekly: instance.Weekly = dbValue; _nextWeekly = null; break;
case NotificationFrequency.Monthly: instance.Monthly = dbValue; _nextMonthly = null; break;
}
}
internal static void TimerTick(DateTime now, NotificationFrequency freq)
{
switch (freq)
{
case NotificationFrequency.Immediately: if (!Configuration.ImmediatelyEnabled)
{
return;
}
break;
case NotificationFrequency.Daily: if (!Configuration.DailyEnabled)
{
return;
}
break;
case NotificationFrequency.Weekly: if (!Configuration.WeeklyEnabled)
{
return;
}
break;
case NotificationFrequency.Monthly: if (!Configuration.MonthlyEnabled)
{
return;
}
break;
default: throw GetUnknownFrequencyException(freq);
}
if (now >= LastProcessTime.GetNextTime(freq, now))
{
GenerateMessages(freq, now);
}
}
partial void DeleteLastProcessTime(LastProcessTime instance);
partial void UpdateLastProcessTime(LastProcessTime instance);
partial void InsertLastProcessTime(LastProcessTime instance);