/// <summary><![CDATA[
/// Task Interval methods help manage scheduled activities triggered by web page views.
/// These methods only track status and time. They do not execute anything.
///
/// Run TimeIntervalStop() from your actual task method to indicate that it has ended.
/// ]]></summary>
/// <param name="activityName">Name of the activity, like "TwitterImport".</param>
/// <param name="context">Manually set the context if running the method from a thread.</param>
public static void TaskIntervalStop(string activityName, HttpContext context = null)
{
try
{
if (context == null)
{
context = HttpContext.Current;
}
CacheHelpers.CacheAddPermanent(activityName + "_Running", false, context);
if (CacheHelpers.CacheExists(activityName + "_Seconds", context))
{
CacheHelpers.CacheAdd(activityName + "_Waiting", DateTime.Now.AddSeconds(CacheHelpers.Cache <double>(activityName + "_Seconds", context)), DateTime.Now.AddSeconds(CacheHelpers.Cache <double>(activityName + "_Seconds", context)), context);
Debug.WriteLine("Carbide.TemporalHelpers.TaskIntervalStop (" + activityName + ") - STOPPED");
}
else
{
CacheHelpers.CacheDelete(activityName + "_Running", context);
CacheHelpers.CacheDelete(activityName + "_Seconds", context);
CacheHelpers.CacheDelete(activityName + "_Waiting", context);
Debug.WriteLine("Carbide.TemporalHelpers.TaskIntervalStop (" + activityName + ") - task time doesn't exist; resetting");
}
}
catch (Exception e)
{
Debug.WriteLine("Carbide.Temporal EXCEPTION: TaskIntervalStop (" + activityName + ") - " + e.Message);
}
}
/// <summary><![CDATA[
/// Task Interval methods help manage scheduled activities triggered by web page views.
/// These methods only track status and time. They do not execute anything.
///
/// Start by running TaskIntervalInit(). This can be placed on a web page and will skip
/// its processes if it has been run prior. This establishes the name of the task and the
/// time interval in seconds (or greater) before it will run again.
/// ]]></summary>
/// <param name="activityName">Name of the activity, like "TwitterImport".</param>
/// <param name="seconds">Number of seconds between runs.</param>
/// <param name="context">Manually set the context if running the method from a thread.</param>
public static void TaskIntervalInit(string activityName, double seconds, HttpContext context = null)
{
try
{
if (context == null)
{
context = HttpContext.Current;
}
if (CacheHelpers.CacheExists(activityName + "_Seconds", context) == false || CacheHelpers.CacheExists(activityName + "_Running", context) == false)
{
CacheHelpers.CacheAddPermanent(activityName + "_Running", false, context);
CacheHelpers.CacheAddPermanent(activityName + "_Seconds", seconds, context);
CacheHelpers.CacheDelete(activityName + "_Waiting", context);
Debug.WriteLine("Carbide.TemporalHelpers.TaskIntervalInit (" + activityName + ") - INITIALIZED");
}
else
{
Debug.WriteLine("Carbide.TemporalHelpers.TaskIntervalInit (" + activityName + ") - ALREADY INITIALIZED, skipping");
}
}
catch (Exception e)
{
Debug.WriteLine("Carbide.Temporal EXCEPTION: TaskIntervalInit (" + activityName + ") - " + e.Message);
}
}
/// <summary><![CDATA[
/// Task Interval methods help manage scheduled activities triggered by web page views.
/// These methods only track status and time. They do not execute anything.
///
/// Run TimeIntervalStart() from your actual task method to indicate that it has begun.
/// ]]></summary>
/// <param name="activityName">Name of the activity, like "TwitterImport".</param>
/// <param name="context">Manually set the context if running the method from a thread.</param>
public static void TaskIntervalStart(string activityName, HttpContext context = null)
{
try
{
if (context == null)
{
context = HttpContext.Current;
}
CacheHelpers.CacheAddPermanent(activityName + "_Running", true, context);
CacheHelpers.CacheDelete(activityName + "_Waiting", context);
Debug.WriteLine("Carbide.TemporalHelpers.TaskIntervalStart (" + activityName + ") - STARTED");
}
catch (Exception e)
{
Debug.WriteLine("Carbide.Temporal EXCEPTION: TaskIntervalStart (" + activityName + ") - " + e.Message);
}
}
