adding code to support async and pam client capabilities with python v2 and v3

1 files changed, 129 insertions, 157 deletions

diff --git a/python-tornado/Pubnub.py b/python-tornado/Pubnub.py
index 61f7c3d..ccff021 100644
--- a/python-tornado/Pubnub.py
+++ b/python-tornado/Pubnub.py
@@ -176,12 +176,13 @@ import time
 import hashlib
 import uuid
 import sys
-from urllib  import quote
+
+try: from urllib.parse  import quote
+except: from urllib2 import quote
 
 from base64  import urlsafe_b64encode
 from hashlib import sha256
-from urllib  import quote
-from urllib  import urlopen
+
 
 import hmac
 
@@ -233,12 +234,11 @@ class PubnubBase(object):
         self.uuid = UUID or str(uuid.uuid4())
 
         if type(sys.version_info) is tuple:
-            self.python_version = 2
-            self.pc             = PubnubCrypto2()
+            self.python_version  = 2
+            self.pc              = PubnubCrypto2()
         else:
             self.python_version = 3
             self.pc             = PubnubCrypto3()
-
         
         if not isinstance(self.uuid, str):
             raise AttributeError("pres_uuid must be a string")
@@ -357,7 +357,10 @@ class PubnubBase(object):
                 if (callback != None): callback({'message' : response['message'], 'payload' : response['payload']})
             else:
                 if (callback != None):callback(response)
-        if (callback != None): return _new_format_callback
+        if (callback != None):
+            return _new_format_callback
+        else:
+            return None
 
 
     def publish( self, args ) :
@@ -392,23 +395,28 @@ class PubnubBase(object):
         if 'callback' in args :
             callback = args['callback']
         else :
-            callback = None 
+            callback = None
+
+        if 'error' in args :
+            error = args['error']
+        else :
+            error = None
 
-        #message = json.dumps(args['message'], separators=(',',':'))
         message = self.encrypt(args['message'])
 
-        signature = self.sign(channel, message)
+        #signature = self.sign(channel, message)
 
         ## Send Message
         return self._request({"urlcomponents": [
             'publish',
             self.publish_key,
             self.subscribe_key,
-            signature,
+            '0',
             channel,
             '0',
             message
-        ], 'urlparams' : {'auth' : self.auth_key}}, self._return_wrapped_callback(callback))
+        ], 'urlparams' : {'auth' : self.auth_key}}, callback=self._return_wrapped_callback(callback), 
+        error=self._return_wrapped_callback(error))
     
     def presence( self, args ) :
         """
@@ -472,12 +480,10 @@ class PubnubBase(object):
         """
         channel = str(args['channel'])
 
-        ## Capture Callback
-        if 'callback' in args :
-            callback = args['callback']
-        else :
-            callback = None
-        
+
+        callback    = args['callback']  if 'callback'  in args else None
+        error       = args['error']     if 'error'     in args else None
+
         ## Fail if bad input.
         if not channel :
             raise Exception('Missing Channel')
@@ -488,59 +494,16 @@ class PubnubBase(object):
             'v2','presence',
             'sub_key', self.subscribe_key,
             'channel', channel
-        ]}, callback);
-        
-        
-    def history( self, args ) :
+        ], 'urlparams' : {'auth' : self.auth_key}}, callback=self._return_wrapped_callback(callback), 
+        error=self._return_wrapped_callback(error))
+
+    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   = 'limit' in args and int(args['limit']) or 10
-        channel = str(args['channel'])
-
-        ## Fail if bad input.
-        if not channel :
-            raise Exception('Missing Channel')
-            return False
-
-        ## Capture Callback
-        if 'callback' in args :
-            callback = args['callback']
-        else :
-            callback = None
-
-        ## Get History
-        return self._request({ "urlcomponents" : [
-            'history',
-            self.subscribe_key,
-            channel,
-            '0',
-            str(limit)
-        ] }, callback);
-
-    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.
         #*
@@ -556,34 +519,21 @@ class PubnubBase(object):
         ## Capture User Input
         channel = str(args['channel'])
 
-        params = dict() 
-        count = 100    
-        
-        if 'count' in args:
-            count = int(args['count'])
-
-        params['count'] = str(count)    
-        
-        if 'reverse' in args:
-            params['reverse'] = str(args['reverse']).lower()
+        callback            = args['callback']      if 'callback'  in args else None
+        error               = args['error']         if 'error'     in args else None
 
-        if 'start' in args:
-            params['start'] = str(args['start'])
+        params = dict() 
 
-        if 'end' in args:
-            params['end'] = str(args['end'])
+        params['count']     = str(args['count'])           if 'count'   in args else 100
+        params['reverse']   = str(args['reverse']).lower() if 'reverse' in args else 'false'
+        params['start']     = str(args['start'])           if 'start'   in args else None
+        params['end']       = str(args['end'])             if 'end'     in args else None
 
         ## Fail if bad input.
         if not channel :
             raise Exception('Missing Channel')
             return False
 
-        ## Capture Callback
-        if 'callback' in args :
-            callback = args['callback']
-        else :
-            callback = None 
-
         ## Get History
         return self._request({ 'urlcomponents' : [
             'v2',
@@ -592,7 +542,8 @@ class PubnubBase(object):
             self.subscribe_key,
             'channel',
             channel,
-        ],'urlparams' : params }, callback=callback);
+        ], 'urlparams' : {'auth' : self.auth_key}}, callback=self._return_wrapped_callback(callback), 
+        error=self._return_wrapped_callback(error))
 
     def time(self, args = None) :
         """
@@ -610,10 +561,9 @@ class PubnubBase(object):
 
         """
         ## Capture Callback
-        if args and 'callback' in args:
-            callback = args['callback']
-        else :
-            callback = None 
+
+        callback = callback if args and 'callback' in args else None
+
         time = self._request({'urlcomponents' : [
             'time',
             '0'
@@ -637,7 +587,8 @@ class PubnubBase(object):
                 ch for ch in list(bit)
             ]) for bit in request["urlcomponents"]])
         if ("urlparams" in request):
-            url = url + '?' + "&".join([ x + "=" + str(y)  for x,y in request["urlparams"].items()])
+            url = url + '?' + "&".join([ x + "=" + str(y)  for x,y in request["urlparams"].items() if y is not None])
+        #print(url)
         return url
 
 
@@ -648,9 +599,14 @@ except ImportError:
     import Crypto.Hash.SHA256 as digestmod
     sha256 = digestmod.new
 import hmac
-import threading
-from threading import current_thread
-import threading
+
+class EmptyLock():
+    def __enter__(self):
+        pass
+    def __exit__(self,a,b,c):
+        pass
+
+empty_lock = EmptyLock()
 
 class PubnubCoreAsync(PubnubBase):
 
@@ -666,7 +622,9 @@ class PubnubCoreAsync(PubnubBase):
         auth_key = None,
         ssl_on = False,
         origin = 'pubsub.pubnub.com',
-        uuid = None
+        uuid = None,
+        _tt_lock=empty_lock,
+        _channel_list_lock=empty_lock
     ) :
         """
         #**
@@ -696,29 +654,20 @@ class PubnubCoreAsync(PubnubBase):
             UUID=uuid
         )        
 
-        self.subscriptions = {}
-        self.timetoken     = 0
-        self.last_timetoken = 0
-        self.version       = '3.3.4'
-        self.accept_encoding = 'gzip'
-        self.SUB_RECEIVER  = None
-        self._connect    = None
-        self._tt_lock    = threading.RLock()
+        self.subscriptions              = {}
+        self.timetoken                  = 0
+        self.last_timetoken             = 0
+        self.version                    = '3.3.4'
+        self.accept_encoding            = 'gzip'
+        self.SUB_RECEIVER               = None
+        self._connect                   = None
+        self._tt_lock                   = _tt_lock
+        self._channel_list_lock         = _channel_list_lock
 
     def get_channel_list(self, channels):
         channel = ''
         first = True
-        if self._channel_list_lock:
-            with self._channel_list_lock:
-                for ch in channels:
-                    if not channels[ch]['subscribed']:
-                        continue
-                    if not first:
-                        channel += ','
-                    else:
-                        first = False
-                    channel += ch
-        else:
+        with self._channel_list_lock:
             for ch in channels:
                 if not channels[ch]['subscribed']:
                     continue
@@ -727,9 +676,15 @@ class PubnubCoreAsync(PubnubBase):
                 else:
                     first = False
                 channel += ch
-
         return channel
 
+
+    def each(l, func):
+        if func is None:
+            return
+        for i in l:
+            func(i)
+
     def subscribe( self, args=None, sync=False ) :
         """
         #**
@@ -765,12 +720,12 @@ class PubnubCoreAsync(PubnubBase):
         if args is None:
             _invoke(error, "Arguments Missing")
             return
-        channel         = args['channel'] if 'channel' in args else None
-        callback        = args['callback'] if 'callback' in args else None
-        connect         = args['connect'] if 'connect' in args else None
-        disconnect      = args['disconnect'] if 'disconnect' in args else None
-        reconnect       = args['reconnect'] if 'reconnect' in args else None
-        error           = args['error'] if 'error' in args else None
+        channel         = args['channel']       if 'channel'    in args else None
+        callback        = args['callback']      if 'callback'   in args else None
+        connect         = args['connect']       if 'connect'    in args else None
+        disconnect      = args['disconnect']    if 'disconnect' in args else None
+        reconnect       = args['reconnect']     if 'reconnect'  in args else None
+        error           = args['error']         if 'error'      in args else None
 
         with self._tt_lock:
             self.last_timetoken = self.timetoken if self.timetoken != 0 else self.last_timetoken
@@ -803,10 +758,15 @@ class PubnubCoreAsync(PubnubBase):
                             chobj['connected'] = True
                             _invoke(chobj['connect'],chobj['name'])
 
-        def _invoke_error(err=None):
-            for ch in self.subscriptions:
-                chobj = self.subscriptions[ch]
-                _invoke(chobj.error,err)
+        def _invoke_error(channel_list=None, err=None):
+            if channel_list is None:
+                for ch in self.subscriptions:
+                    chobj = self.subscriptions[ch]
+                    _invoke(chobj['error'],err)
+            else:
+                for ch in channel_list:
+                    chobj = self.subscriptions[ch]
+                    _invoke(chobj['error'],err)
 
         '''
         if callback is None:
@@ -827,19 +787,7 @@ class PubnubCoreAsync(PubnubBase):
 
         ## New Channel?
         if not channel in self.subscriptions:
-            if self._channel_list_lock:
-                with self._channel_list_lock:
-                    self.subscriptions[channel] = {
-                        'name'          : channel,
-                        'first'         : False,
-                        'connected'     : False,
-                        'subscribed'    : True,
-                        'callback'      : callback,
-                        'connect'       : connect,
-                        'disconnect'    : disconnect,
-                        'reconnect'     : reconnect
-                    }
-            else:
+            with self._channel_list_lock:
                 self.subscriptions[channel] = {
                     'name'          : channel,
                     'first'         : False,
@@ -848,9 +796,11 @@ class PubnubCoreAsync(PubnubBase):
                     'callback'      : callback,
                     'connect'       : connect,
                     'disconnect'    : disconnect,
-                    'reconnect'     : reconnect
+                    'reconnect'     : reconnect,
+                    'error'         : error
                 }
 
+
         ## return if already connected to channel
         if channel in self.subscriptions and 'connected' in self.subscriptions[channel] and self.subscriptions[channel]['connected'] is True:
             _invoke(error, "Already Connected")
@@ -865,8 +815,11 @@ class PubnubCoreAsync(PubnubBase):
 
             def sub_callback(response):
                 ## ERROR ?
-                if not response or error in response:
-                    _invoke_error()
+                #print response
+                if not response or ('message' in response and response['message'] == 'Forbidden'):
+                    _invoke_error(response['payload']['channels'], response['message'])
+                    _connect()
+                    return
 
                 _invoke_connect()
 
@@ -893,7 +846,6 @@ class PubnubCoreAsync(PubnubBase):
                     _connect()
 
 
-
             channel_list = self.get_channel_list(self.subscriptions)
             ## CONNECT TO PUBNUB SUBSCRIBE SERVERS
             try:
@@ -903,9 +855,9 @@ class PubnubCoreAsync(PubnubBase):
                     channel_list,
                     '0',
                     str(self.timetoken)
-                ], "urlparams" : {"uuid":self.uuid} }, sub_callback, single=True )
+                ], "urlparams" : {"uuid":self.uuid, "auth" : self.auth_key} }, sub_callback, sub_callback, single=True )
             except Exception as e:
-                print e
+                print(e)
                 self.timeout( 1, _connect)
                 return
 
@@ -926,16 +878,20 @@ class PubnubCoreAsync(PubnubBase):
 
 
     def unsubscribe( self, args ):
-        #print(args['channel'])
-        channel = str(args['channel'])
-        if not (channel in self.subscriptions):
+
+        if 'channel' in self.subscriptions is False:
             return False
 
+        channel = str(args['channel'])
+
+
         ## DISCONNECT
-        self.subscriptions[channel]['connected'] = 0
-        self.subscriptions[channel]['subscribed'] = False
-        self.subscriptions[channel]['timetoken'] = 0
-        self.subscriptions[channel]['first']     = False
+        with self._channel_list_lock:
+            if channel in self.subscriptions:
+                self.subscriptions[channel]['connected']    = 0
+                self.subscriptions[channel]['subscribed']   = False
+                self.subscriptions[channel]['timetoken']    = 0
+                self.subscriptions[channel]['first']        = False
         self.CONNECT()
 
 
@@ -984,9 +940,13 @@ class Pubnub(PubnubCoreAsync):
         self.headers['V'] = self.version
         self.http = tornado.httpclient.AsyncHTTPClient(max_clients=1000)
         self.id = None
-        self._channel_list_lock = None
+        
+    def _request( self, request, callback=None, error=None, single=False ) :
+
+        def _invoke(func, data):
+            if func is not None:
+                func(data)
 
-    def _request( self, request, callback, single=False ) :
         url = self.getUrl(request)
         request = tornado.httpclient.HTTPRequest( url, 'GET', self.headers, connect_timeout=10, request_timeout=310 )
         if single is True:
@@ -997,18 +957,30 @@ class Pubnub(PubnubCoreAsync):
             if single is True:
                 if not id == self.id:
                     return None 
-
+                    
             body = response._get_body()
+
             if body is None:
                 return
-
+            #print(body)
             def handle_exc(*args):
                 return True
             if response.error is not None:
                 with ExceptionStackContext(handle_exc):
                     response.rethrow()
-            elif callback:
-                callback(eval(response._get_body()))
+                    return
+            try:
+                data = json.loads(body)
+            except TypeError as e:
+                try:
+                    data = json.loads(body.decode("utf-8"))
+                except:
+                    _invoke(error, {'error' : 'json decode error'})
+
+            if 'error' in data and 'status' in data and 'status' != 200:
+                _invoke(error, data)
+            else:
+                _invoke(callback, data)
 
         self.http.fetch(
             request=request,