def prepare(self):
"""Override the prepare RequestHandler method.
Check if the Client send correct token and if the token need refresh.
Support the Authorization Header check or the GET access_token.
if the Client don't send a Token or the token is incorrect this method flush a 403 HTTP Error."""
token = None
#frst we check if the authentication token is send by the Autorization header
if 'Authorization' in self.request.headers:
auth_header = self.request.headers['Authorization']
#the authentication token is send like Bearer <token>
#we need to split the string and obtain the token
header_parts = auth_header.split(' ')
token = header_parts[1]
elif self.get_argument('access_token'):
token = self.get_argument('access_token')
else:
raise tornado.web.HTTPError(403,"not authorized, no token send")
#check if the token is correct
try:
grant = Grant()
results = grant.get(token=token)
except ObjectDoesNotExist, e:
raise tornado.web.HTTPError(403,"invalid authorization token incorrect")
self.set_status(204)
self.write_result({},"call")
def post(self):
"""Method POST to add a new call on ongoing status."""
try:
call_app = Call()
call_app.check_allowed_calls(self._grant_token,MAXIMUM_ONGOING_CALL)
except RestMaxCallError, e:
raise tornado.web.HTTPError(409,"maximum ongoin calls reached")
number = self.get_argument("number")
grant_app = Grant()
grant_id = grant_app.get(token=self._grant_token)
call_start = Call()
token_call = call_start.start_call(grant_id['id'],number)
self.set_status(201)
self.set_header("Location",DOMAIN_REST+"/call?token_call="+token_call)
self.write("")
def put(self):
"""PUT method to udpate the status of the call, in this case is stop the call and actualize the end time and the duration"""
token_call = self.get_argument("token_call")
call_stop = Call()
returned_call = call_stop.get(token=token_call)
if returned_call['duration'] is None:
call_stop.update(token_call)
self.set_status(200)
self.set_header("Location",DOMAIN_REST+"/call?token_call="+token_call)
