private bool MaybeRemove(XmlDateCount xmlDate, object o)
{
if (RandomEncounterEngine.CleanupGrace == 0)
{
return(true);
}
Point3D loc = o is Mobile ? ((Mobile)o).Location : ((Item)o).Location;
IPooledEnumerable eable = null;
if (o is Mobile)
{
Mobile m = (Mobile)o;
if (m.Map == null)
{
return(true);
}
eable = m.Map.GetClientsInRange(loc, 18);
}
else
{
Item i = (Item)o;
if (i.Map == null)
{
return(true);
}
eable = i.Map.GetClientsInRange(loc, 18);
}
foreach (NetState state in eable)
{
if (state.Mobile != null && state.Mobile.AccessLevel > AccessLevel.Player)
{
continue;
}
if (xmlDate.Count < RandomEncounterEngine.CleanupGrace)
{
xmlDate.Count += 1;
return(false);
}
}
return(true);
}
protected override void OnTick()
{
if (RandomEncounterEngine.Debug)
{
Console.Write("\n****RandomEncounters: Running Cleaner... ");
}
ArrayList removeList = new ArrayList();
foreach (XmlAttachment attachment in XmlAttach.AllAttachments.Values)
{
if (attachment is XmlDateCount)
{
XmlDateCount xmlDate = (XmlDateCount)attachment;
long then = xmlDate.Date.Ticks;
long now = DateTime.Now.Ticks;
long elapsed = (now - then) / 10000000;
// the timer doesn't sweep encounters that aren't in the cleanup window
if (elapsed < RandomEncounterEngine.Cleanup)
{
//Console.WriteLine("Object too new {0} for cleanup; skipping", elapsed );
continue;
}
// now we'll inspect the actual encounter object
object o = xmlDate.AttachedTo;
if (o == null)
// can happen because xmlattach uses lazy evaluation to
// cleanup the deletes
{
continue;
}
//Console.WriteLine("Object {0} has been around for {1} ", o, elapsed);
if (o is Item)
{
Item i = (Item)o;
if (!i.Movable)
{
if (MaybeRemove(xmlDate, i))
{
removeList.Add(new object[2] {
xmlDate, i
});
}
}
object parent = i.Parent;
// check up the containment hierarchy...
while (true)
{
if (parent == null)
{
if (MaybeRemove(xmlDate, i))
{
removeList.Add(new object[2] {
xmlDate, i
});
}
break;
}
if (parent is Item)
{
parent = ((Item)parent).Parent;
}
else if (parent is Mobile)
{
// once owned picked up, it will NEVER be cleaned
removeList.Add(new object[2] {
xmlDate, null
});
break;
}
}
}
else if (o is Mobile)
{
if (o is BaseCreature)
{
BaseCreature c = (BaseCreature)o;
if (c.Owners.Count > 0)
{
// once tamed, it will NEVER be cleaned
//Console.WriteLine("Detaching tamed creature: "+o);
removeList.Add(new object[2] {
xmlDate, null
});
continue;
}
}
Mobile m = (Mobile)o;
if (m.Combatant == null)
{
if (MaybeRemove(xmlDate, m))
{
removeList.Add(new object[2] {
xmlDate, m
});
}
}
}
}
//------------------------------------------------------------------
// Below following code is a small optimization to keep a big sweep
// from causing a lag spike. Basically, it will offset the sweep work
// in time in the server, giving the server 1/10th of a second breathers
// in the sweep work.
//------------------------------------------------------------------
// not quite right because of the possibility of first 250 attachmnts
// being not xmldates.... would never do the work.
//if( nIterations > 250 )
//{
// DeleteTimer workoff = new DeleteTimer( .10F, 0 );
// workoff.Start();
// break;
//}
}
int nDetached = 0;
int nDeleted = 0;
foreach (object[] arr in removeList)
{
XmlDateCount xmlDate = (XmlDateCount)arr[0];
object o = arr[1];
if (o != null)
{
if (o is Item)
{
Item i = (Item)o;
nDeleted++;
i.Delete();
}
if (o is Mobile)
{
Mobile m = (Mobile)o;
nDeleted++;
m.Delete();
}
XmlAttach.Defrag(o);
}
nDetached++;
xmlDate.Delete();
XmlAttach.AllAttachments.Remove(xmlDate.Serial.Value);
}
if (RandomEncounterEngine.Debug)
{
Console.WriteLine(" detached = {0}; deleted = {1}", nDetached, nDeleted);
}
if (Interval.Ticks == 0)
{
Stop();
}
}
