venv added, updated

myenv/lib/python3.12/site-packages/authlib/integrations/starlette_client/__init__.py

@@ -0,0 +1,22 @@
+# flake8: noqa
+
+from ..base_client import BaseOAuth, OAuthError
+from .integration import StarletteIntegration
+from .apps import StarletteOAuth1App, StarletteOAuth2App
+
+
+class OAuth(BaseOAuth):
+    oauth1_client_cls = StarletteOAuth1App
+    oauth2_client_cls = StarletteOAuth2App
+    framework_integration_cls = StarletteIntegration
+
+    def __init__(self, config=None, cache=None, fetch_token=None, update_token=None):
+        super().__init__(
+            cache=cache, fetch_token=fetch_token, update_token=update_token)
+        self.config = config
+
+
+__all__ = [
+    'OAuth', 'OAuthError',
+    'StarletteIntegration', 'StarletteOAuth1App', 'StarletteOAuth2App',
+]

myenv/lib/python3.12/site-packages/authlib/integrations/starlette_client/apps.py

@@ -0,0 +1,86 @@
+from starlette.datastructures import URL
+from starlette.responses import RedirectResponse
+from ..base_client import OAuthError
+from ..base_client import BaseApp
+from ..base_client.async_app import AsyncOAuth1Mixin, AsyncOAuth2Mixin
+from ..base_client.async_openid import AsyncOpenIDMixin
+from ..httpx_client import AsyncOAuth1Client, AsyncOAuth2Client
+
+
+class StarletteAppMixin:
+    async def save_authorize_data(self, request, **kwargs):
+        state = kwargs.pop('state', None)
+        if state:
+            if self.framework.cache:
+                session = None
+            else:
+                session = request.session
+            await self.framework.set_state_data(session, state, kwargs)
+        else:
+            raise RuntimeError('Missing state value')
+
+    async def authorize_redirect(self, request, redirect_uri=None, **kwargs):
+        """Create a HTTP Redirect for Authorization Endpoint.
+
+        :param request: HTTP request instance from Starlette view.
+        :param redirect_uri: Callback or redirect URI for authorization.
+        :param kwargs: Extra parameters to include.
+        :return: A HTTP redirect response.
+        """
+
+        # Handle Starlette >= 0.26.0 where redirect_uri may now be a URL and not a string
+        if redirect_uri and isinstance(redirect_uri, URL):
+            redirect_uri = str(redirect_uri)
+        rv = await self.create_authorization_url(redirect_uri, **kwargs)
+        await self.save_authorize_data(request, redirect_uri=redirect_uri, **rv)
+        return RedirectResponse(rv['url'], status_code=302)
+
+
+class StarletteOAuth1App(StarletteAppMixin, AsyncOAuth1Mixin, BaseApp):
+    client_cls = AsyncOAuth1Client
+
+    async def authorize_access_token(self, request, **kwargs):
+        params = dict(request.query_params)
+        state = params.get('oauth_token')
+        if not state:
+            raise OAuthError(description='Missing "oauth_token" parameter')
+
+        data = await self.framework.get_state_data(request.session, state)
+        if not data:
+            raise OAuthError(description='Missing "request_token" in temporary data')
+
+        params['request_token'] = data['request_token']
+        params.update(kwargs)
+        await self.framework.clear_state_data(request.session, state)
+        return await self.fetch_access_token(**params)
+
+
+class StarletteOAuth2App(StarletteAppMixin, AsyncOAuth2Mixin, AsyncOpenIDMixin, BaseApp):
+    client_cls = AsyncOAuth2Client
+
+    async def authorize_access_token(self, request, **kwargs):
+        error = request.query_params.get('error')
+        if error:
+            description = request.query_params.get('error_description')
+            raise OAuthError(error=error, description=description)
+
+        params = {
+            'code': request.query_params.get('code'),
+            'state': request.query_params.get('state'),
+        }
+
+        if self.framework.cache:
+            session = None
+        else:
+            session = request.session
+
+        claims_options = kwargs.pop('claims_options', None)
+        state_data = await self.framework.get_state_data(session, params.get('state'))
+        await self.framework.clear_state_data(session, params.get('state'))
+        params = self._format_state_params(state_data, params)
+        token = await self.fetch_access_token(**params, **kwargs)
+
+        if 'id_token' in token and 'nonce' in state_data:
+            userinfo = await self.parse_id_token(token, nonce=state_data['nonce'], claims_options=claims_options)
+            token['userinfo'] = userinfo
+        return token

myenv/lib/python3.12/site-packages/authlib/integrations/starlette_client/integration.py

@@ -0,0 +1,71 @@
+import json
+import time
+from typing import (
+    Any,
+    Dict,
+    Hashable,
+    Optional,
+)
+
+from ..base_client import FrameworkIntegration
+
+
+class StarletteIntegration(FrameworkIntegration):
+    async def _get_cache_data(self, key: Hashable):
+        value = await self.cache.get(key)
+        if not value:
+            return None
+        try:
+            return json.loads(value)
+        except (TypeError, ValueError):
+            return None
+
+    async def get_state_data(self, session: Optional[Dict[str, Any]], state: str) -> Dict[str, Any]:
+        key = f'_state_{self.name}_{state}'
+        if self.cache:
+            value = await self._get_cache_data(key)
+        elif session is not None:
+            value = session.get(key)
+        else:
+            value = None
+
+        if value:
+            return value.get('data')
+        return None
+
+    async def set_state_data(self, session: Optional[Dict[str, Any]], state: str, data: Any):
+        key_prefix = f'_state_{self.name}_'
+        key = f'{key_prefix}{state}'
+        if self.cache:
+            await self.cache.set(key, json.dumps({'data': data}), self.expires_in)
+        elif session is not None:
+            # clear old state data to avoid session size growing
+            for old_key in list(session.keys()):
+                if old_key.startswith(key_prefix):
+                    session.pop(old_key)
+            now = time.time()
+            session[key] = {'data': data, 'exp': now + self.expires_in}
+
+    async def clear_state_data(self, session: Optional[Dict[str, Any]], state: str):
+        key = f'_state_{self.name}_{state}'
+        if self.cache:
+            await self.cache.delete(key)
+        elif session is not None:
+            session.pop(key, None)
+            self._clear_session_state(session)
+
+    def update_token(self, token, refresh_token=None, access_token=None):
+        pass
+
+    @staticmethod
+    def load_config(oauth, name, params):
+        if not oauth.config:
+            return {}
+
+        rv = {}
+        for k in params:
+            conf_key = f'{name}_{k}'.upper()
+            v = oauth.config.get(conf_key, default=None)
+            if v is not None:
+                rv[k] = v
+        return rv