ks/utils/permission.py

# coding=utf-8

from rest_framework import permissions

class IsStaff(permissions.BasePermission):
    def has_permission(self, request, view):
        if not request.user or not request.user.is_authenticated:
            return False
        return request.user.is_staff()

class IsAdministrator(permissions.BasePermission):
    def has_permission(self, request, view):
        if not request.user or not request.user.is_authenticated:
            return False
        return request.user.is_administrator()