E:/project/Anoria2/bigworld/anoria/res/scripts/base/ChatManager.py

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

import BigWorld

''' This module is not yet fully functional and tested ! '''

class ChatSubscription:
    def __init__(self, entity, chat_channel_id):
        self.entity = entity
        self.channel_id = chat_channel_id


class ChatManager(BigWorld.Base):  
    def __init__(self):
        BigWorld.Base.__init__(self)
        # a directory of subscription lists indexed by chat channel id
        self.dSubs = {}     # subscriptions
        
    def subscribe(self, entity, chat_channel_id):
        print 'ChatManager.subscribe(): processing subscription request entity=%d, channel=%d' % (entity.id, chat_channel_id)
        sub = ChatSubscription(entity, chat_channel_id)
        try:
            channel_sub_list = self.dSubs[chat_channel_id]
        except KeyError:
            channel_sub_list = []
            self.dSubs[chat_channel_id] = channel_sub_list
            
        channel_sub_list.append(sub)
        return sub
    
    def unsubscribe(self, subscription):
        try:
            channel_sub_list = self.dSubs[subscription.channel_id]
        except KeyError:
            return
        
        channel_sub_list.remove(subscription)
        
    def chatToChannel(self, text, chat_channel_id):
        try:
            channel_sub_list = self.dSubs[chat_channel_id]
        except KeyError:
            print 'ChatManager::sendToChannel(): invalid channel_id %s' % (chat_channel_id)
            return
        
        # send to all subscribers
        for subscription in channel_sub_list:
                subscription.entity.chatText(chat_channel_id, text)