Ejemplo n.º 1
0
    def __get_storage(user_id, callback):
        """
        Retrieve an instance of the current valid storage system for the user with user_id
        In future` if we add different storage mechanism it should be placed here
        """

        #Try cache
        account_info = \
            yield gen.Task(StorageServer.__cache.get_user_info, user_id)
        if account_info is not None:
            account_obj = json.loads(account_info)
            key = account_obj['key']
            secret = account_obj['secret']
            storage = DropboxHelper.create_client(key, secret)
            callback(storage)
        else:
            #get it from DB
            account_info = yield gen.Task(Accounts.get_account,user_id)
            if account_info is not None:
                key = account_info['ticket'][0]
                secret = account_info['ticket'][1]
                #cache it
                account_info_json = json.dumps({'key':key, 'secret':secret})
                yield gen.Task(StorageServer.__cache.set_user_info,
                    user_id, account_info_json)
                storage = DropboxHelper.create_client(key, secret)
                callback(storage)
            else:
                callback(None)
Ejemplo n.º 2
0
    def post(self, account_id):

        self.__log.info('%s - POST : authenticating user %s' % (str(self.__class__), account_id))

        if self.active_requests.has_key(account_id):
            sess = DropboxHelper.create_session()
            request_token = self.active_requests[account_id]

            #If the request token has been expired send
            # Not Authorized. The user should start again
            if request_token is None:
                self.set_status(401)

            #Get the access token from dropbox
            access_token = yield gen.Task(sess.obtain_access_token,request_token=request_token)
            #Store it for future use in the mongo
            yield gen.Task(Accounts.add_account, account_id,access_token)
            #remove the pending request from the dictionary
            del self.active_requests[account_id]
            self.__log.info('%s - POST: account %s added' % (str(self.__class__), account_id))
            self.set_status(200)
            self.write('OK')
            self.finish()
        else:
            self.set_status(401)
Ejemplo n.º 3
0
    def get(self, account_id):
        """
        Authorize a single user.
        If user has been authorized before return authorized .
        Otherwise return unauthorized.
        When unauthorized is issued the user is added to a pending list.
        The user is removed from the pending list when he indicates
        that he has authorized mindcloud by issuing a post on this class
        After some period of time the users who have not answered the
        unauthorized call will be removed from the pending list
        """

        self.__log.info('%s - GET : get user info for user %s' % (str(self.__class__), account_id))
        sess = DropboxHelper.create_session()
        account_info = yield gen.Task(Accounts.get_account, account_id)
        if account_info:
            json_str = json.dumps({'account_status':'authorized'})
            self.write(json_str)
            self.finish()
        else:
            request_token = yield gen.Task(sess.obtain_request_token)
            #store the request_token until the user approves
            self.active_requests[account_id] = request_token

            #lazily initialize __sweep timer
            if not self.timer:
                self.timer = Timer(self.__SWEEP_PERIOD, self.__sweep)
                self.timer.start()

            url = sess.build_authorize_url(request_token)
            json_str = json.dumps({'account_status':'unauthorized', 'url':url})
            self._generate_headers()
            self.write(json_str)
            self.finish()