private static void SaveLastPeriodicTaskStartTime(CmsBackgroundTask task, DateTime startTime)
{
string persistentVariableName = getLastStartPersistentVariableName(task);
CmsPersistentVariable v = CmsPersistentVariable.Fetch(persistentVariableName);
v.Name = persistentVariableName;
v.PersistedValue = startTime;
v.SaveToDatabase();
}
/// <summary>
/// returns DateTime.MinValue if the task has never been run, or if the last run time could not be determined.
/// </summary>
/// <param name="task"></param>
/// <returns></returns>
private static DateTime GetLastPeriodicTaskStartTime(CmsBackgroundTask task)
{
string persistentVariableName = getLastStartPersistentVariableName(task);
CmsPersistentVariable v = CmsPersistentVariable.Fetch(persistentVariableName);
if (v.Name == persistentVariableName)
{
return((DateTime)v.PersistedValue);
}
return(DateTime.MinValue);
}
private static CmsBackgroundTask[] getAllBackgroundTasks()
{
// -- note: do not cache this function.
List <CmsBackgroundTask> ret = new List <CmsBackgroundTask>();
Type[] backgroundTaskTypes = AssemblyHelpers.LoadAllAssembliesAndGetAllSubclassesOf(typeof(CmsBackgroundTask));
foreach (Type taskType in backgroundTaskTypes)
{
try
{
CmsBackgroundTask taskObj = (CmsBackgroundTask)taskType.Assembly.CreateInstance(taskType.FullName);
ret.Add(taskObj);
}
catch
{
Console.Write("Error: could not load module info " + taskType.FullName);
}
} // foreach
CmsBackgroundTask[] arr = ret.ToArray();
return(arr);
}
private static string getLastStartPersistentVariableName(CmsBackgroundTask task)
{
return("LastPeriodicTaskStartTime_" + task.GetType().FullName);
}