// As of now, at least the second field must be filled with a single value, to avoid executing the subscription too frequently.
private void EnsureScheduleIsValid(SubscriptionSchedule schedule)
{
if (string.IsNullOrEmpty(schedule.Seconds) || schedule.Seconds.Contains("["))
{
throw new Exception("Subscription schedule must specify at least the 'second' field.");
}
}
public virtual void Subscribe(string subscriptionId, string queryName, IEnumerable <QueryParam> parameters, Uri destination, SubscriptionControls controls, SubscriptionSchedule schedule)
{
var currentUser = _userProvider.GetCurrentUser();
EnsureSubscriptionDoesNotExistForUser(subscriptionId, currentUser);
EnsureQueryExistsAndAllowSubscription(queryName);
EnsureDestinationIsValid(destination);
var subscriptionParams = parameters.Select(SubscriptionParameter.Parse);
var subscription = new Subscription
{
Name = subscriptionId,
DestinationUrl = destination?.ToString(),
User = currentUser,
LastRunOn = SystemContext.Clock.Now,
QueryName = queryName,
Controls = controls,
Schedule = schedule
};
foreach (var parameter in subscriptionParams)
{
subscription.AddParameter(parameter);
}
_subscriptionRepository.Save(subscription);
}