E:/project/Anoria2/bigworld/anoria/res/scripts/cell/Greeter.py

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''' 
        Anoria (c) Gsk 2010
'''

import BigWorld
import random

import Avatar
from Actor import Actor

MESSAGES = [ 
        "Hello Anoria", 
        "Have a nice day in Anoria", 
        "I greet, therefore I am" 
]

class Greeter(BigWorld.Entity, Actor):

        def __init__(self):
                BigWorld.Entity.__init__(self)
                Actor.__init__(self)
                
                # We've just been created. We will set up our trap in here.
                self.addProximity( self.radius, 0 )

        def onEnterTrap( self, entityEntering, range, controllerID ):
                print "Greeter.onEnterTrap", self.id, entityEntering, range, controllerID, self.activated
                
                # If we are not active, do nothing.
                if not self.activated:
                        return
                
                # An entity has entered the trap. Since we get notified when any
                # entity enters the trap, we need to filter it out by type.
                if not isinstance( entityEntering, Avatar.Avatar ):
                        return
                        
                # Tell all the clients that we are greeting this person.
                self.allClients.greet( entityEntering.id, random.choice(MESSAGES) )             
        

        def toggleActive( self, sourceID ):
                # Called from the client to toggle our activation state.
                # Note that the Exposed keyword adds an argument containing the ID of 
                # the Avatar entity who called us. We can use this for validation such 
                # as making sure they are close enough to perform this action.
                
                print "Greeter.toggleActive (self.id=%d, sourceID=%d)" % (self.id, sourceID)
                
                # Get the entity who called us. If the entity can't be found then they
                # obviously not near by so just bail out.
                try:
                        sourceEntity = BigWorld.entities[ sourceID ]
                except KeyError:
                        return
                        
                # Get the distance between ourself and the Avatar
                dist = sourceEntity.position.distTo( self.position )
                
                # Do a check to make sure they are close enough.
                if dist > self.radius:
                        return
                        
                # All good, toggle our state. The activated property will be automatically 
                # propagated to all clients once this server tick is complete.
                self.activated = not self.activated