#!/usr/bin/env python
# encoding: utf-8
"""
AsyncProxy.py

Created by Cody Brocious on 2007-04-27.
Copyright (c) 2007 Cody Brocious All rights reserved.
"""

import struct

try:
    import cPickle as pickle
except:
    import pickle

class AsyncProxy(object):
    def __init__(self, sock):
        self.sock = sock
    
    def __getattr__(self, name):
        return self.caller(name)
    
    def caller(self, name):
        def call(*args, **kwargs):
            if 'callback' in kwargs:
                callback = kwargs['callback'].im_func.func_name
                del kwargs['callback']
            elif len(args) > 0:
                callback = args[0].im_func.func_name
                del args[0]
            else:
                callback = None
            
            req = (name, args, kwargs, callback)
            
            data = pickle.dumps(req)
            
            try:
                self.sock.send(struct.pack('L', len(data)))
                self.sock.send(data)
            except:
                return False
            
            return True
        
        return call