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Current File : C:/opt/pgsql/pgAdmin 4/python/Lib/site-packages/authlib/integrations/flask_client/__init__.py

from werkzeug.local import LocalProxy
from .integration import FlaskIntegration, token_update
from .apps import FlaskOAuth1App, FlaskOAuth2App
from ..base_client import BaseOAuth, OAuthError


class OAuth(BaseOAuth):
    oauth1_client_cls = FlaskOAuth1App
    oauth2_client_cls = FlaskOAuth2App
    framework_integration_cls = FlaskIntegration

    def __init__(self, app=None, cache=None, fetch_token=None, update_token=None):
        super().__init__(
            cache=cache, fetch_token=fetch_token, update_token=update_token)
        self.app = app
        if app:
            self.init_app(app)

    def init_app(self, app, cache=None, fetch_token=None, update_token=None):
        """Initialize lazy for Flask app. This is usually used for Flask application
        factory pattern.
        """
        self.app = app
        if cache is not None:
            self.cache = cache

        if fetch_token:
            self.fetch_token = fetch_token
        if update_token:
            self.update_token = update_token

        app.extensions = getattr(app, 'extensions', {})
        app.extensions['authlib.integrations.flask_client'] = self

    def create_client(self, name):
        if not self.app:
            raise RuntimeError('OAuth is not init with Flask app.')
        return super().create_client(name)

    def register(self, name, overwrite=False, **kwargs):
        self._registry[name] = (overwrite, kwargs)
        if self.app:
            return self.create_client(name)
        return LocalProxy(lambda: self.create_client(name))


__all__ = [
    'OAuth', 'FlaskIntegration',
    'FlaskOAuth1App', 'FlaskOAuth2App',
    'token_update', 'OAuthError',
]