more descriptive error messages

api/handlers/collectionshandler.py

@@ -58,7 +58,7 @@ class CollectionsHandler(ContainerHandler):
 
         payload = self.request.json_body or {}
         if not payload:
-            self.abort(400, 'Bad Request')
+            self.abort(400, 'PUT request body cannot be empty')
         contents = payload.pop('contents', None)
         payload_validator(payload, 'PUT')
         permchecker = self._get_permchecker(container=container)

api/handlers/containerhandler.py

@@ -436,7 +436,7 @@ class ContainerHandler(base.RequestHandler):
 
         payload = self.request.json_body
         if not payload:
-            self.abort(400, 'Bad Request')
+            self.abort(400, 'PUT request body cannot be empty')
         payload_validator(payload, 'PUT')
 
         # Check if any payload keys are any propogated property, add to r_payload

api/handlers/grouphandler.py

@@ -51,7 +51,7 @@ class GroupHandler(base.RequestHandler):
         permchecker = groupauth.default(self, group)
         payload = self.request.json_body
         if not payload:
-            self.abort(400, 'Bad Request')
+            self.abort(400, 'PUT request body cannot be empty')
         mongo_schema_uri = validators.schema_uri('mongo', 'group.json')
         mongo_validator = validators.decorator_from_schema_path(mongo_schema_uri)
         payload_schema_uri = validators.schema_uri('input', 'group-update.json')

api/handlers/userhandler.py

@@ -70,7 +70,7 @@ class UserHandler(base.RequestHandler):
         permchecker = userauth.default(self, user)
         payload = self.request.json_body
         if not payload:
-            self.abort(400, 'Bad Request')
+            self.abort(400, 'PUT request body cannot be empty')
         mongo_schema_uri = validators.schema_uri('mongo', 'user.json')
         mongo_validator = validators.decorator_from_schema_path(mongo_schema_uri)
         payload_schema_uri = validators.schema_uri('input', 'user-update.json')