do not rely on pkg_resources (#46549)

README

@@ -33,7 +33,11 @@ the git hook.)
 Settings
 ========
 
-Nothing to say here.
+Register the plugin in your settings file.
+
+  INSTALLED_APPS += ('sorl.thumbnail', 'authentic2_cut',)
+  TENANT_APPS += ('sorl.thumbnail', 'authentic2_cut',)
+  MIDDLEWARE += ('authentic2_cut.middlewares.CUTMiddleware',)
 
 License
 -------

check-migrations.sh

@@ -12,6 +12,8 @@ DATABASES = {
         'ENGINE': 'django.db.backends.dummy',
     }
 }
+INSTALLED_APPS += ('authentic2_cut',)
+MIDDLEWARE += ('authentic2_cut.middlewares.CUTMiddleware',)
 EOF
 TEMPFILE=`mktemp`
 trap "rm -f ${TEMPFILE} ${CHECK_MIGRATIONS_SETTINGS}" EXIT

setup.py

@@ -110,11 +110,6 @@ setup(
         'Pillow',
         'sorl-thumbnail',
     ],
-    entry_points={
-        'authentic2.plugin': [
-            'authentic2-cut = authentic2_cut:Plugin',
-        ],
-    },
     cmdclass={
         'build': build,
         'install_lib': install_lib,

src/authentic2_cut/__init__.py

@@ -16,22 +16,3 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 default_app_config = 'authentic2_cut.apps.AppConfig'
-
-
-class Plugin:
-    def get_before_urls(self):
-        from . import urls
-
-        return urls.urlpatterns
-
-    def get_apps(self):
-        return ['sorl.thumbnail', __name__]
-
-    def get_authentication_backends(self):
-        return []
-
-    def get_auth_frontends(self):
-        return []
-
-    def get_after_middleware(self):
-        return ['authentic2_cut.middlewares.CUTMiddleware']

src/authentic2_cut/apps.py

@@ -790,3 +790,13 @@ class AppConfig(django.apps.AppConfig):
             'href': reverse_lazy('cut-manager-user-validation'),
             'class': 'icon-management',
         }
+
+    def get_a2_plugin(self):
+        return Plugin()
+
+
+class Plugin:
+    def get_before_urls(self):
+        from . import urls
+
+        return urls.urlpatterns

tests/settings.py

@@ -20,3 +20,9 @@ A2_FC_CLIENT_SECRET = ''
 
 # test hook handlers
 A2_HOOKS_PROPAGATE_EXCEPTIONS = True
+
+INSTALLED_APPS += (
+    'sorl.thumbnail',
+    'authentic2_cut',
+)
+MIDDLEWARE += ('authentic2_cut.middlewares.CUTMiddleware',)