Increment every time a row is georeferenced successfully

This commit is contained in:
Mario de Frutos 2015-11-06 17:49:11 +01:00
parent 1b347b7ad0
commit 48052f8a70

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@ -6,35 +6,43 @@ class QuotaService:
GEOCODING_QUOTA_KEY = "geocoding_quota" GEOCODING_QUOTA_KEY = "geocoding_quota"
def __init__(self, logger, user_id, transaction_id): def __init__(self, logger, user_id, transaction_id, redis_host='localhost', redis_port=6379, redis_db = 5):
self.logger = logger self.logger = logger
self.user_id = user_id self.user_id = user_id
self.transaction_id = transaction_id self.transaction_id = transaction_id
self.redis_host = redis_host
self.redis_port = redis_port
self.redis_db = redis_db
self.redis_conn = self.__get_redis_connection() self.redis_conn = self.__get_redis_connection()
def check_user_quota(self): def check_user_quota(self):
""" Get the user quota and add it to redis in order to cache it """ """ Check if the current user quota surpasses the current quota """
# TODO: Check if the redis key geocoder::user_id::tx_id exists: # TODO We need to add the hard/soft limit flag for the geocoder
# a) If exists check the quota
user_quota = self.get_user_quota() user_quota = self.get_user_quota()
current_used = self.get_current_used_quota() current_used = self.get_current_used_quota()
self.logger.debug("User quota: {0} --- Current used quota: {1}".format(user_quota, current_used))
return True if (current_used + 1) < user_quota else False return True if (current_used + 1) < user_quota else False
def get_user_quota(self): def get_user_quota(self):
return self.redis_conn.hget(self.__get_user_redis_key(), self.GEOCODING_QUOTA_KEY) # Check for exceptions or redis timeout
user_quota = self.redis_conn.hget(self.__get_user_redis_key(), self.GEOCODING_QUOTA_KEY)
return int(user_quota)
def get_current_used_quota(self): def get_current_used_quota(self):
# TODO: Check if exist geocoder:user_id:year_month , if yes sum up all of it """ Recover the used quota for the user in the current month """
# Check for exceptions or redis timeout
current_used = 0 current_used = 0
for _, value in self.redis_conn.hscan_iter(self.__get_month_redis_key()): for _, value in self.redis_conn.hscan_iter(self.__get_month_redis_key()):
current_used += int(value) current_used += int(value)
return current_used return current_used
def increment_georeference_use(self): def increment_georeference_use(self, amount=1):
pass """ Increment the geocoder use in 1 """
# TODO Manage exceptions or timeout
self.redis_conn.hincrby(self.__get_month_redis_key(), self.transaction_id,amount)
def __get_redis_connection(self): def __get_redis_connection(self):
pool = redis.ConnectionPool(host='localhost', port=6379, db=5) pool = redis.ConnectionPool(host=self.redis_host, port=self.redis_port, db=self.redis_db)
return redis.Redis(connection_pool=pool) return redis.Redis(connection_pool=pool)
def __get_month_redis_key(self): def __get_month_redis_key(self):