def get_clocation_from_localge(positions):
"""Local ge.
@params: position, [{"lon":*,"lat":*}, {}, ...]
@return: position, [{"lon":*,"lat":*}, {}, ...]
"""
result = []
MAX_COUNT = 100
if len(positions) > MAX_COUNT:
logging.info("[LBMPHELPER] Get clocations: The number of positions is more than MAX_COUNT!")
return result
try:
args = dict(position=positions)
response = LbmpSenderHelper.forward(LbmpSenderHelper.URLS.LOCALGE, args)
response = json_decode(response)
if response["status"] == 0:
result.extend(response["position"])
else: # NOTE: provide a dummy list
result.extend([dict(lon=0,lat=0) for i in xrange(len(positions))])
logging.info("[LBMPHELPER] Get clocation failed, response: %s, args: %s",
response['info'], args)
except Exception as e:
logging.exception("[LBMPHELPER] Get clocations from GE failed. Exception: %s", e.args)
finally:
return result
def get_location_name(clat, clon, redis):
"""Get location's name.
@params: clat, degree*3600000
clon, degree*3600000
redis
@return: name
"""
name = ''
try:
key = get_location_cache_key(int(clon), int(clat))
name = redis.getvalue(key)
if not name:
args = dict(lon=(float(clon)/3600000),
lat=(float(clat)/3600000))
response = LbmpSenderHelper.forward(LbmpSenderHelper.URLS.GV, args)
response = json_decode(response)
if response['success'] == 0:
name = response.get('address')
if name: # keep it in location for 7 days.
redis.setvalue(key, name, EVENTER.LOCATION_NAME_EXPIRY)
else:
logging.error("[LBMPHELPER] Get location name failed, response: %s, args: %s",
response.get('info'), args)
except Exception as e:
logging.exception("[LBMPHELPER] Get location name from GV failed. Exception: %s", e.args)
return name
def subscription_lbmp(mobile):
""" Subscription LE for new sim.
NOTE: deprecated.
In fact, subscription_lbmp can not work now.
"""
data = DotDict(sim=mobile,
action="A")
response = LbmpSenderHelper.forward(
LbmpSenderHelper.URLS.SUBSCRIPTION, data)
response = json_decode(response)
if response['success'] == '000':
logging.info("[GW] mobile: %s subscription LE success! ",
mobile)
else:
logging.info("[GW] mobile: %s subscription LE failed! response:%s",
mobile, response)
def get_clocation_from_ge(lats, lons):
"""@params: lats, [degree*3600000, ...]
lons, [degree*3600000, ...]
@return: clats,[degree*3600000, ...]
clons, [degree*3600000, ...]
"""
# send 20 items for getting offset latlon every time.
#MAX_COUNT = 20
MAX_COUNT = 100
clats = []
clons = []
try:
# NOTE: if lats and lons has different number of items, or either
# is a empty list, return clats and clons directly
if (len(lats) != len(lons)) or (not (lats and lons)):
logging.error("[LBMPHELPER] Invalid data. len(lats)=%s, len(lons)=%s, lats: %s, lons: %s",
len(lats), len(lons), lats, lons)
return clats, clons
#NOTE: when there are too many lats and lons, send 20 pairs one time till all is sent.
d, m = divmod(len(lats), MAX_COUNT)
rounds = (d + 1) if m else d
for i in xrange(rounds):
lats_item = lats[(i * MAX_COUNT) : ((i+1) * MAX_COUNT)]
lons_item = lons[(i * MAX_COUNT) : ((i+1) * MAX_COUNT)]
args = DotDict(lats=lats_item,
lons=lons_item)
response = LbmpSenderHelper.forward(LbmpSenderHelper.URLS.GE, args)
response = json_decode(response)
if response['success'] == 0:
clats_item = response['position']['clats']
clons_item = response['position']['clons']
else:
# NOTE: porvide a dummy list
clats_item = [0,] * len(lats_item)
clons_item = [0,] * len(lons_item)
logging.info("[LBMPHELPER] Get clocation from GE failed, response: %s, args: %s",
response['info'], args)
clats.extend(clats_item)
clons.extend(clons_item)
except Exception as e:
logging.exception("[LBMPHELPER] Get latlon from GE failed. Exception: %s", e.args)
return clats, clons
def get_latlon_from_cellid(mcc, mnc, lac, cid, sim):
"""@params: mcc, mobile country code
mnc, mobile network code
lac, location area code
cid, cellid
@return: lat, degree
lon, degree
"""
lat = 0
lon = 0
try:
args = dict(mcc=mcc, mnc=mnc,
lac=lac, cid=cid, sim=sim)
response = LbmpSenderHelper.forward(LbmpSenderHelper.URLS.LE, args)
response = json_decode(response)
if response['success'] == 0:
lat = response['position']['lat']
lon = response['position']['lon']
else:
logging.info("[LBMPHELPER] Get latlon from LE failed, response: %s, args: %s",
response['info'], args)
except Exception as e:
logging.exception("[LBMPHELPER] Get latlon from LE failed. Exception: %s", e.args)
return lat, lon