Raise exception when server response is None.

Added error handling for server response in multiple locations.

Author: JurgenLB

lnetatmo.py

@@ -277,6 +277,10 @@ def renew_token(self):
                 "client_secret" : self._clientSecret
                 }
         resp = postRequest("authentication", _AUTH_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
+        if not resp:
+            raise AuthFailure("Authentication Error from server.")
         if self.refreshToken != resp['refresh_token']:
             self.refreshToken = resp['refresh_token']
             cred = {"CLIENT_ID":self._clientId,
@@ -302,7 +306,9 @@ def __init__(self, authData):
         postParams = {
                 "access_token" : authData.accessToken
                 }
-        resp = postRequest("Weather station", _GETSTATIONDATA_REQ, postParams)
+        resp = postRequest("Weather station User", _GETSTATIONDATA_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         self.rawData = resp['body']
         self.devList = self.rawData['devices']
         self.ownerMail = self.rawData['user']['mail']
@@ -331,6 +337,8 @@ def __init__(self, authData, home_id):
                 "home_id": home_id
                 }
         resp = postRequest("home_status", _HOME_STATUS, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         self.resp = resp
         self.rawData = resp['body']['home']
         if not self.rawData : raise NoHome("No home %s found" % home_id)
@@ -389,6 +397,8 @@ def __init__(self, authData, home=None):
                 "access_token" : self.getAuthToken
                 }
         resp = postRequest("Thermostat", _GETTHERMOSTATDATA_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         self.rawData = resp['body']['devices']
         if not self.rawData : raise NoDevice("No thermostat available")
         #
@@ -485,6 +495,8 @@ def __init__(self, authData, home=None, station=None):
                 "access_token" : self.getAuthToken
                 }
         resp = postRequest("Weather station", _GETSTATIONDATA_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         self.rawData = resp['body']['devices']
         # Weather data
         if not self.rawData : raise NoDevice("No weather station in any homes")
@@ -670,6 +682,8 @@ def __init__(self, authData, home=None):
             "access_token" : self.getAuthToken
             }
         resp = postRequest("Home data", _GETHOMEDATA_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         self.rawData = resp['body']
         # Collect homes
         self.homes = self.rawData['homes'][0]
@@ -782,12 +796,14 @@ def cameraUrls(self, camera=None, home=None, cid=None):
         if camera_data:
             vpn_url = camera_data['vpn_url']
             resp = postRequest("Camera", vpn_url + '/command/ping')
+            if not resp:
+                raise AuthFailure("No response received from server.")
             temp_local_url=resp['local_url']
             try:
                 resp = postRequest("Camera", temp_local_url + '/command/ping',timeout=1)
                 if resp and temp_local_url == resp['local_url']:
                     local_url = temp_local_url
-            except:  # On this particular request, vithout errors from previous requests, error is timeout
+            except:  # On this particular request, without errors from previous requests, error is timeout
                 local_url = None
         return vpn_url, local_url
 
@@ -820,6 +836,8 @@ def getCameraPicture(self, image_id, key):
             "key" : key
             }
         resp = postRequest("Camera", _GETCAMERAPICTURE_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         return resp, "jpeg"
 
     def getProfileImage(self, name):
@@ -853,6 +871,8 @@ def updateEvent(self, event=None, home=None):
             "event_id" : event['id']
         }
         resp = postRequest("Camera", _GETEVENTSUNTIL_REQ, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         eventList = resp['body']['events_list']
         for e in eventList:
             self.events[ e['camera_id'] ][ e['time'] ] = e
@@ -994,6 +1014,8 @@ def __init__(self, authData, home=None):
                 }
         #
         resp = postRequest("Module", _GETHOMES_DATA, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
 #        self.rawData = resp['body']['devices']
         self.rawData = resp['body']['homes']
         if not self.rawData : raise NoHome("No home %s found" % home)
@@ -1031,6 +1053,8 @@ def __init__(self, authData):
                 "access_token" : self.getAuthToken
                 }
         resp = postRequest("HomeCoach", _GETHOMECOACH, postParams)
+        if not resp:
+            raise AuthFailure("No response received from server.")
         self.rawData = resp['body']['devices']
         # homecoach data
         if not self.rawData : raise NoDevice("No HomeCoach available")
@@ -1078,6 +1102,8 @@ def rawAPI(authData, url, parameters=None):
     if parameters is None: parameters = {}
     parameters["access_token"] = authData.accessToken
     resp = postRequest("rawAPI", fullUrl, parameters)
+    if not resp:
+        raise AuthFailure("No response received from server.")
     return resp["body"] if "body" in resp else resp
 
 def filter_home_data(rawData, home):