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| author | Devendra | 2013-02-24 03:23:01 +0530 |
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| committer | Devendra | 2013-02-24 03:23:01 +0530 |
| commit | 90224d02e5f2400fb277217342ffa5cd4a7cb2c6 (patch) | |
| tree | 98dafcf7f075ce87c232d7bacb414e4805dbc714 /python/3.3/Pubnub.py | |
| parent | 7d76f9d0d9c04c2fbc7740a08122fdc4c5622fa3 (diff) | |
| download | pubnub-python-90224d02e5f2400fb277217342ffa5cd4a7cb2c6.tar.bz2 | |
saving work
Diffstat (limited to 'python/3.3/Pubnub.py')
| -rw-r--r-- | python/3.3/Pubnub.py | 376 |
1 files changed, 18 insertions, 358 deletions
diff --git a/python/3.3/Pubnub.py b/python/3.3/Pubnub.py index a3f4d6f..e2b573f 100644 --- a/python/3.3/Pubnub.py +++ b/python/3.3/Pubnub.py @@ -11,13 +11,15 @@ try: import json except ImportError: import simplejson as json - +import sys +sys.path.append('../..') import time import hashlib import urllib2 import uuid +from PubnubCore import PubnubCore -class Pubnub(): +class Pubnub(PubnubCore): def __init__( self, publish_key, @@ -27,360 +29,16 @@ class Pubnub(): origin = 'pubsub.pubnub.com', pres_uuid = None ) : - """ - #** - #* Pubnub - #* - #* Init the Pubnub Client API - #* - #* @param string publish_key required key to send messages. - #* @param string subscribe_key required key to receive messages. - #* @param string secret_key optional key to sign messages. - #* @param boolean ssl required for 2048 bit encrypted messages. - #* @param string origin PUBNUB Server Origin. - #* @param string pres_uuid optional identifier for presence (auto-generated if not supplied) - #** - - ## Initiat Class - pubnub = Pubnub( 'PUBLISH-KEY', 'SUBSCRIBE-KEY', 'SECRET-KEY', False ) - - """ - self.origin = origin - self.limit = 1800 - self.publish_key = publish_key - self.subscribe_key = subscribe_key - self.secret_key = secret_key - self.ssl = ssl_on - - if self.ssl : - self.origin = 'https://' + self.origin - else : - self.origin = 'http://' + self.origin - - self.uuid = pres_uuid or str(uuid.uuid4()) - - if not isinstance(self.uuid, basestring): - raise AttributeError("pres_uuid must be a string") - - def publish( self, args ) : - """ - #** - #* Publish - #* - #* Send a message to a channel. - #* - #* @param array args with channel and message. - #* @return array success information. - #** - - ## Publish Example - info = pubnub.publish({ - 'channel' : 'hello_world', - 'message' : { - 'some_text' : 'Hello my World' - } - }) - print(info) - - """ - ## Fail if bad input. - if not (args['channel'] and args['message']) : - return [ 0, 'Missing Channel or Message' ] - - ## Capture User Input - channel = str(args['channel']) - message = json.dumps(args['message'], separators=(',',':')) - - ## Sign Message - if self.secret_key : - signature = hashlib.md5('/'.join([ - self.publish_key, - self.subscribe_key, - self.secret_key, - channel, - message - ])).hexdigest() - else : - signature = '0' - - ## Send Message - return self._request([ - 'publish', - self.publish_key, - self.subscribe_key, - signature, - channel, - '0', - message - ]) - - - def subscribe( self, args ) : - """ - #** - #* Subscribe - #* - #* This is BLOCKING. - #* Listen for a message on a channel. - #* - #* @param array args with channel and callback. - #* @return false on fail, array on success. - #** - - ## Subscribe Example - def receive(message) : - print(message) - return True - - pubnub.subscribe({ - 'channel' : 'hello_world', - 'callback' : receive - }) - - """ - - ## Fail if missing channel - if not 'channel' in args : - raise Exception('Missing Channel.') - return False - - ## Fail if missing callback - if not 'callback' in args : - raise Exception('Missing Callback.') - return False - - ## Capture User Input - channel = str(args['channel']) - callback = args['callback'] - subscribe_key = args.get('subscribe_key') or self.subscribe_key - - ## Begin Subscribe - while True : - - timetoken = 'timetoken' in args and args['timetoken'] or 0 - try : - ## Wait for Message - response = self._request(self._encode([ - 'subscribe', - subscribe_key, - channel, - '0', - str(timetoken) - ])+['?uuid='+self.uuid], encode=False) - - messages = response[0] - args['timetoken'] = response[1] - - ## If it was a timeout - if not len(messages) : - continue - - ## Run user Callback and Reconnect if user permits. - for message in messages : - if not callback(message) : - return - - except Exception: - time.sleep(1) - - return True - - def presence( self, args ) : - """ - #** - #* presence - #* - #* This is BLOCKING. - #* Listen for presence events on a channel. - #* - #* @param array args with channel and callback. - #* @return false on fail, array on success. - #** - - ## Presence Example - def pres_event(message) : - print(message) - return True - - pubnub.presence({ - 'channel' : 'hello_world', - 'callback' : receive - }) - """ - - ## Fail if missing channel - if not 'channel' in args : - raise Exception('Missing Channel.') - return False - - ## Fail if missing callback - if not 'callback' in args : - raise Exception('Missing Callback.') - return False - - ## Capture User Input - channel = str(args['channel']) - callback = args['callback'] - subscribe_key = args.get('subscribe_key') or self.subscribe_key - - return self.subscribe({'channel': channel+'-pnpres', 'subscribe_key':subscribe_key, 'callback': callback}) - - - def here_now( self, args ) : - """ - #** - #* Here Now - #* - #* Load current occupancy from a channel. - #* - #* @param array args with 'channel'. - #* @return mixed false on fail, array on success. - #* - - ## Presence Example - here_now = pubnub.here_now({ - 'channel' : 'hello_world', - }) - print(here_now['occupancy']) - print(here_now['uuids']) - - """ - channel = str(args['channel']) - - ## Fail if bad input. - if not channel : - raise Exception('Missing Channel') - return False - - ## Get Presence Here Now - return self._request([ - 'v2','presence', - 'sub_key', self.subscribe_key, - 'channel', channel - ]); - - - def history( self, args ) : - """ - #** - #* History - #* - #* Load history from a channel. - #* - #* @param array args with 'channel' and 'limit'. - #* @return mixed false on fail, array on success. - #* - - ## History Example - history = pubnub.history({ - 'channel' : 'hello_world', - 'limit' : 1 - }) - print(history) - - """ - ## Capture User Input - limit = args.has_key('limit') and int(args['limit']) or 10 - channel = str(args['channel']) - - ## Fail if bad input. - if not channel : - raise Exception('Missing Channel') - return False - - ## Get History - return self._request([ - 'history', - self.subscribe_key, - channel, - '0', - str(limit) - ]); - - def detailedHistory(self, args) : - """ - #** - #* Detailed History - #* - #* Load Detailed history from a channel. - #* - #* @param array args with 'channel', optional: 'start', 'end', 'reverse', 'count' - #* @return mixed false on fail, array on success. - #* - - ## History Example - history = pubnub.detailedHistory({ - 'channel' : 'hello_world', - 'count' : 5 - }) - print(history) - - """ - ## Capture User Input - channel = str(args['channel']) - - params = [] - count = 100 - - if args.has_key('count'): - count = int(args['count']) - - params.append('count' + '=' + str(count)) - - if args.has_key('reverse'): - params.append('reverse' + '=' + str(args['reverse']).lower()) - - if args.has_key('start'): - params.append('start' + '=' + str(args['start'])) - - if args.has_key('end'): - params.append('end' + '=' + str(args['end'])) - - ## Fail if bad input. - if not channel : - raise Exception('Missing Channel') - return False - - ## Get History - return self._request([ - 'v2', - 'history', - 'sub-key', - self.subscribe_key, - 'channel', - channel, - ],params=params); - - def time(self) : - """ - #** - #* Time - #* - #* Timestamp from PubNub Cloud. - #* - #* @return int timestamp. - #* - - ## PubNub Server Time Example - timestamp = pubnub.time() - print(timestamp) - - """ - return self._request([ - 'time', - '0' - ])[0] - - - def _encode( self, request ) : - return [ - "".join([ ' ~`!@#$%^&*()+=[]\\{}|;\':",./<>?'.find(ch) > -1 and - hex(ord(ch)).replace( '0x', '%' ).upper() or - ch for ch in list(bit) - ]) for bit in request] - - - def _request( self, request, origin = None, encode = True, params = None ) : + super(Pubnub, self).__init__( + publish_key, + subscribe_key, + secret_key, + ssl_on, + origin, + pres_uuid + ) + + def _request( self, request, origin = None, encode = True, params = None, callback = None ) : ## Build URL url = (origin or self.origin) + '/' + "/".join( encode and self._encode(request) or request @@ -395,7 +53,9 @@ class Pubnub(): except TypeError: usock = urllib2.urlopen( url, None ) response = usock.read() usock.close() - return json.loads( response ) + if (callback): + callback(json.loads(response)) + else: + return json.loads( response ) except: return None - 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