def post(self):
jsonobject = json.loads(self.request.body)
success = False
error = 'Invalid request'
answer = {}
if jsonobject:
user_id = int(jsonobject.get('user_id', ''))
auth_token = jsonobject.get('auth_token', '')
app_secret = jsonobject.get('app_secret', '')
data_type = jsonobject.get('data_type', '')
data_id = jsonobject.get('data_id', '')
if user_id and auth_token and app_secret and data_type and data_id:
if enki.librestapi.check_secret(user_id, auth_token,
app_secret):
token_valid = EnkiModelRestAPITokenVerify.get_by_user_id_token(
user_id, auth_token)
if token_valid: # user is valid
data_stores = enki.librestapi.fetch_EnkiModelRestAPIDataStore_by_user_id_app_id_data_type_data_id(
user_id, token_valid.app_id, data_type, data_id)
ndb.delete_multi(data_stores)
success = True
error = ''
else:
error = 'Unauthorised user'
else:
error = 'Unauthorised app'
answer.update({'success': success, 'error': error})
self.response.headers['Content-Type'] = 'application/json'
self.response.write(json.dumps(answer, separators=(',', ':')))
def post( self ):
jsonobject = json.loads( self.request.body )
success = False
error = 'Invalid request'
answer = {}
if jsonobject:
user_id = int( jsonobject.get( 'user_id', ''))
auth_token = jsonobject.get( 'auth_token', '')
app_secret = jsonobject.get( 'app_secret', '')
data_type = jsonobject.get( 'data_type', '')
data_id = jsonobject.get( 'data_id', '')
if user_id and auth_token and app_secret and data_type and data_id:
if EnkiModelApp.check_secret( user_id, auth_token, app_secret ):
token_valid = EnkiModelRestAPITokenVerify.get_by_user_id_token( user_id, auth_token )
if token_valid: # user is valid
data_store_item = EnkiModelRestAPIDataStore.get_by_user_id_app_id_data_type_data_id_not_expired( user_id, token_valid.app_id, data_type, data_id )
if data_store_item:
answer.update({ 'data_payload' : data_store_item.data_payload, 'time_expires' : enki.libutil.seconds_from_epoch( data_store_item.time_expires ) , 'read_access' : data_store_item.read_access, 'server_time' : int( time.time())})
success = True
error = ''
else:
error = 'Not found'
else:
error = 'Unauthorised user'
else:
error = 'Unauthorised app'
answer.update({ 'success' : success, 'error' : error })
self.response.headers[ 'Content-Type' ] = 'application/json'
self.response.write( json.dumps( answer, separators=(',',':') ))
def check_secret( user_id, auth_token, app_secret ): if EnkiModelRestAPITokenVerify.exist_by_user_id_token_app_secret( user_id, auth_token, app_secret ): # the user verify token contains the same secret as was sent in the request return True else: # retrieve the app_id from the verify token and check if the corresponding registered app has a new secret token_verify = EnkiModelRestAPITokenVerify.get_by_user_id_token( user_id, auth_token ) if token_verify: app = EnkiModelApp.get_by_id( int( token_verify.app_id )) if app and app.secret == app_secret: # update the user's verify token app_secret token_verify.app_secret = app.secret token_verify.put() return True return False
def post( self ):
jsonobject = json.loads( self.request.body )
success = False
error = 'Invalid request'
answer = {}
if jsonobject:
user_id = int( jsonobject.get( 'user_id', ''))
auth_token = jsonobject.get( 'auth_token', '')
app_secret = jsonobject.get( 'app_secret', '')
data_type = jsonobject.get( 'data_type', '')
data_id = jsonobject.get( 'data_id', '')
data_payload = jsonobject.get( 'data_payload' )
# set the expiry time
time_to_expiry = int(jsonobject.get( 'time_expires', EnkiModelRestAPIDataStore.DATASTORE_EXPIRY_DEFAULT )) # default lifetime if unspecified
if time_to_expiry == 0: # non-expiring lifetime
time_to_expiry = EnkiModelRestAPIDataStore.DATASTORE_NON_EXPIRING
time_expires = datetime.datetime.now() + datetime.timedelta( seconds = time_to_expiry )
read_access = jsonobject.get( 'read_access', '' )
if user_id and auth_token and app_secret and data_type and data_id and data_payload and time_expires:
if EnkiModelApp.check_secret( user_id, auth_token, app_secret ):
token_valid = EnkiModelRestAPITokenVerify.get_by_user_id_token( user_id, auth_token )
if token_valid: # user is valid
# add optional calculated properties to the data payload
if 'calc_ip_addr' in data_payload: # IP address of the request
remote_address = self.request.remote_addr
data_payload.update({ 'calc_ip_addr' : remote_address })
data_store = EnkiModelRestAPIDataStore.get_by_user_id_app_id_data_type_data_id( user_id, token_valid.app_id, data_type, data_id )
if data_store: # update
data_store.data_payload = data_payload
data_store.time_expires = time_expires # update the expiry time
if read_access: # if read_access is not specified, don't update it
data_store.read_access = read_access
else: # create new
if not read_access: # if read_access is not specified, use the default value defined in the model
data_store = EnkiModelRestAPIDataStore( user_id = user_id, app_id = token_valid.app_id, data_type = data_type, data_id = data_id, data_payload = data_payload, time_expires = time_expires )
else:
data_store = EnkiModelRestAPIDataStore( user_id = user_id, app_id = token_valid.app_id, data_type = data_type, data_id = data_id, data_payload = data_payload, time_expires = time_expires, read_access = read_access )
data_store.put()
success = True
error = ''
else:
error = 'Unauthorised user'
else:
error = 'Unauthorised app'
answer.update({ 'success' : success, 'error' : error })
self.response.headers[ 'Content-Type' ] = 'application/json'
self.response.write( json.dumps( answer, separators=(',',':') ))
def check_secret(user_id, auth_token, app_secret):
if EnkiModelRestAPITokenVerify.exist_by_user_id_token_app_secret(
user_id, auth_token, app_secret):
# the user verify token contains the same secret as was sent in the request
return True
else:
# retrieve the app_id from the verify token and check if the corresponding registered app has a new secret
token_verify = EnkiModelRestAPITokenVerify.get_by_user_id_token(
user_id, auth_token)
if token_verify:
app = EnkiModelApp.get_by_id(int(token_verify.app_id))
if app and app.secret == app_secret:
# update the user's verify token app_secret
token_verify.app_secret = app.secret
token_verify.put()
return True
return False
def post( self ):
jsonobject = json.loads( self.request.body )
success = False
error = 'Invalid request'
answer = {}
if jsonobject:
user_id = int( jsonobject.get( 'user_id', '' ))
auth_token = jsonobject.get( 'auth_token', '' )
app_secret = jsonobject.get( 'app_secret', '')
data_type = jsonobject.get( 'data_type', '' )
read_access = jsonobject.get( 'read_access', '' )
if user_id and auth_token and app_secret and data_type and ( read_access == 'public' or read_access == 'private' or read_access == 'friends' ):
if EnkiModelApp.check_secret( user_id, auth_token, app_secret ):
token_valid = EnkiModelRestAPITokenVerify.get_by_user_id_token( user_id, auth_token )
if token_valid: # user is valid
error = 'Not found'
data_store_list = []
if read_access == 'public': # returns all data with read-access "public"
data_store_list = EnkiModelRestAPIDataStore.fetch_by_app_id_data_type_read_access_not_expired( token_valid.app_id, data_type, read_access )
else:
people_list = []
if read_access == 'private': # returns all user's data with read-access "private"
people_list = [ user_id ]
elif read_access == 'friends': # returns list of user's friends' data with friends' read_access "friends"
people_list = EnkiModelFriends.get_friends_user_id( user_id ) # get the user's friends' ids
if people_list:
for person_id in people_list: # get each persons' data
data_store_list = EnkiModelRestAPIDataStore.fetch_by_user_id_app_id_data_type_read_access_not_expired( person_id, token_valid.app_id, data_type, read_access )
if data_store_list:
data_payloads = []
for data_store_item in data_store_list:
data_payloads.append({ 'user_id' : str( data_store_item.user_id ), 'data_id' : data_store_item.data_id, 'data_payload' : data_store_item.data_payload, 'time_expires' : enki.libutil.seconds_from_epoch( data_store_item.time_expires )})
if data_payloads:
answer.update({ 'data_payloads' : data_payloads, 'server_time' : int( time.time())})
success = True
error = ''
else:
error = 'Unauthorised user'
else:
error = 'Unauthorised app'
answer.update({ 'success' : success, 'error' : error })
self.response.headers[ 'Content-Type' ] = 'application/json'
self.response.write( json.dumps( answer, separators=(',',':') ))
