Apple Push Notification Service

gistfile1.py

#!/usr/bin/env python
'''
    Sample code for Apple Push Notification Service in Python
 
    Author: Jacky Tsoi <[email protected]>
    Date: December 15, 2011
'''
 
import ssl
import json
import socket
import struct
import binascii
 
def send_push_message(token, payload):
    # the certificate file generated from Provisioning Portal
    certfile = 'my_app_apns_certificate.pem'
 
    # APNS server address (use 'gateway.push.apple.com' for production server)
    apns_address = ('gateway.sandbox.push.apple.com', 2195)
 
    # create socket and connect to APNS server using SSL
    s = socket.socket()
    sock = ssl.wrap_socket(s, ssl_version=ssl.PROTOCOL_SSLv3, certfile=certfile)
    sock.connect(apns_address)
 
    # generate APNS notification packet
    token = binascii.unhexlify(token)
    fmt = "!cH32sH{0:d}s".format(len(payload))
    cmd = '\x00'
    msg = struct.pack(fmt, cmd, len(token), token, len(payload), payload)
    sock.write(msg)
    sock.close()
 
if __name__ == '__main__':
    payload = {"aps": {"alert" : "You got your emails.", "badge": 9, "sound": "bingbong.aiff"}
    send_push_message("REGISTERED_DEVICE_PUSH_TOKEN_IN_HEX", json.dumps(payload))