def get_extended_access_token(access_token, application_id, application_secret_key):
"""
Get an extended OAuth access token.
:param access_token: A string describing an OAuth access token.
:param application_id: An integer describing the Facebook application's ID.
:param application_secret_key: A string describing the Facebook application's secret key.
Returns a tuple with a string describing the extended access token and a datetime instance
describing when it expires.
"""
graph = GraphAPI()
response = graph.get(
path='oauth/access_token',
client_id=application_id,
client_secret=application_secret_key,
grant_type='fb_exchange_token',
fb_exchange_token=access_token
)
components = parse_qs(response)
token = components['access_token'][0]
expires_at = datetime.now() + timedelta(seconds=int(components['expires'][0]))
return token, expires_at
def get_application_access_token(application_id,
application_secret_key,
api_version=None):
"""
Get an OAuth access token for the given application.
:param application_id: An integer describing a Facebook application's ID.
:param application_secret_key: A string describing a Facebook application's secret key.
"""
graph = GraphAPI(version=api_version)
response = graph.get(path='oauth/access_token',
client_id=application_id,
client_secret=application_secret_key,
grant_type='client_credentials')
try:
data = parse_qs(response)
try:
return data['access_token'][0]
except KeyError:
raise GraphAPI.FacebookError('No access token given')
except AttributeError: # api_version >= 2.3 returns a dict
return response['access_token'], None
def get_extended_access_token(access_token,
application_id,
application_secret_key,
api_version=None):
"""
Get an extended OAuth access token.
:param access_token: A string describing an OAuth access token.
:param application_id: An integer describing the Facebook application's ID.
:param application_secret_key: A string describing the Facebook application's secret key.
Returns a tuple with a string describing the extended access token and a datetime instance
describing when it expires.
"""
graph = GraphAPI(version=api_version)
response = graph.get(path='oauth/access_token',
client_id=application_id,
client_secret=application_secret_key,
grant_type='fb_exchange_token',
fb_exchange_token=access_token)
try:
#api_version < 2.3 try to parse as it returns string formatted like url query
components = parse_qs(response)
except AttributeError:
# api_version >= 2.3 returns a dict
# Make tidier exception structure to handle expiry time on api_version >=2.3
token = response['access_token']
expiry_countdown = response.get(
'expires_in', 3600) # https://github.com/jgorset/facepy/pull/172
else:
token = components['access_token'][0]
try:
expiry_countdown = int(components['expires'][0])
except KeyError: # there is no expiration
expiry_countdown = None
if expiry_countdown is not None:
expires_at = datetime.now() + timedelta(seconds=expiry_countdown)
else:
expires_at = None
return token, expires_at
def get_extended_access_token(access_token,
application_id,
application_secret_key,
api_version=None):
"""
Get an extended OAuth access token.
:param access_token: A string describing an OAuth access token.
:param application_id: An integer describing the Facebook application's ID.
:param application_secret_key: A string describing the Facebook application's secret key.
Returns a tuple with a string describing the extended access token and a datetime instance
describing when it expires.
"""
graph = GraphAPI(version=api_version)
response = graph.get(path='oauth/access_token',
client_id=application_id,
client_secret=application_secret_key,
grant_type='fb_exchange_token',
fb_exchange_token=access_token)
try:
components = parse_qs(response)
except AttributeError: # api_version >= 2.3 returns a dict
return response['access_token'], None
token = components['access_token'][0]
try:
expires_at = datetime.now() + timedelta(
seconds=int(components['expires'][0]))
except KeyError: # there is no expiration
expires_at = None
return token, expires_at
