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venv/lib/python3.12/site-packages/allauth/socialaccount/providers/oauth2/provider.py

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+from urllib.parse import parse_qsl
+
+from django.urls import reverse
+from django.utils.http import urlencode
+
+from allauth.socialaccount.providers.base import Provider
+
+from .utils import generate_code_challenge
+
+
+class OAuth2Provider(Provider):
+    pkce_enabled_default = False
+
+    def get_login_url(self, request, **kwargs):
+        url = reverse(self.id + "_login")
+        if kwargs:
+            url = url + "?" + urlencode(kwargs)
+        return url
+
+    def get_callback_url(self):
+        return reverse(self.id + "_callback")
+
+    def get_pkce_params(self):
+        settings = self.get_settings()
+        if settings.get("OAUTH_PKCE_ENABLED", self.pkce_enabled_default):
+            pkce_code_params = generate_code_challenge()
+            return pkce_code_params
+        return {}
+
+    def get_auth_params(self, request, action):
+        settings = self.get_settings()
+        ret = dict(settings.get("AUTH_PARAMS", {}))
+        dynamic_auth_params = request.GET.get("auth_params", None)
+        if dynamic_auth_params:
+            ret.update(dict(parse_qsl(dynamic_auth_params)))
+        return ret
+
+    def get_scope(self, request):
+        settings = self.get_settings()
+        scope = list(settings.get("SCOPE", self.get_default_scope()))
+        dynamic_scope = request.GET.get("scope", None)
+        if dynamic_scope:
+            scope.extend(dynamic_scope.split(","))
+        return scope
+
+    def get_default_scope(self):
+        return []