def create_operation(operation_key, handler_classes, resource_oql, modifier_id):
if type(handler_classes) == str:
handler_classes = [handler_classes]
query = Operation.all()
for handler_class in handler_classes:
query.filter("handler_classes like ", "%%%s%%" % handler_class)
if query.count() > 0:
raise CoreError("One handler only can have one corresponding operation. The handler %s is corresponding to multiple operations." % handler_class)
query = Operation.all()
query.filter("operation_key =", operation_key)
operation = Operation(operation_key=operation_key)
operation.handler_classes = ",".join(handler_classes)
operation.resource_oql = resource_oql
operation.create(modifier_id)
return operation
def get_operation(operation_key=None, handler_class=None):
if operation_key is None and handler_class is None:
raise CoreError("operation_key and handler_class can't be empty meantime.")
query = Operation.all()
if operation_key is not None:
query.filter("operation_key =", operation_key)
if handler_class is not None:
query.filter("handler_classes like ", "%%%s%%" % handler_class)
operation = query.get()
return operation
def fetch_operations(role_id):
query = Operation.all("a")
query.model(RoleOperation.get_modelname(), "b", join="inner", on="a.operation_key = b.operation_key")
query.filter("b.role_id =", role_id)
return query.fetch()
