Remove dependency on allauth for logout on GET

Author: maxim-kht

docs/api_endpoints.rst

@@ -13,7 +13,7 @@ Basic
 
 - /rest-auth/logout/ (POST, GET)
 
-    .. note:: (requires allauth) ``ACCOUNT_LOGOUT_ON_GET = True`` to allow logout using GET - this is the exact same conf from allauth. NOT recommended, see: http://django-allauth.readthedocs.io/en/latest/views.html#logout
+    .. note:: ``ACCOUNT_LOGOUT_ON_GET = True`` to allow logout using GET - this is the exact same configuration from allauth. NOT recommended, see: http://django-allauth.readthedocs.io/en/latest/views.html#logout
 
     - token
 

rest_auth/views.py

@@ -12,9 +12,6 @@
 from rest_framework.generics import GenericAPIView, RetrieveUpdateAPIView
 from rest_framework.permissions import IsAuthenticated, AllowAny
 
-if 'allauth' in settings.INSTALLED_APPS:
-    from allauth.account import app_settings as allauth_settings
-
 from .app_settings import (
     TokenSerializer, UserDetailsSerializer, LoginSerializer,
     PasswordResetSerializer, PasswordResetConfirmSerializer,
@@ -94,7 +91,7 @@ class LogoutView(APIView):
     permission_classes = (AllowAny,)
 
     def get(self, request, *args, **kwargs):
-        if 'allauth' in settings.INSTALLED_APPS and allauth_settings.LOGOUT_ON_GET:
+        if getattr(settings, 'ACCOUNT_LOGOUT_ON_GET', False):
             response = self.logout(request)
         else:
             response = self.http_method_not_allowed(request, *args, **kwargs)