o Dfa@s4dZddlmZddlmZmZGdddeZdS)z authlib.oauth2.rfc6750.validator ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Validate Bearer Token for in request, scope and token. )TokenValidator)InvalidTokenErrorInsufficientScopeErrorc@s eZdZdZddZddZdS)BearerTokenValidatorbearercCst)a_A method to query token from database with the given token string. Developers MUST re-implement this method. For instance:: def authenticate_token(self, token_string): return get_token_from_database(token_string) :param token_string: A string to represent the access_token. :return: token )NotImplementedError)self token_stringr Y/home/ubuntu/webapp/venv/lib/python3.10/site-packages/authlib/oauth2/rfc6750/validator.pyauthenticate_tokens z'BearerTokenValidator.authenticate_tokencCs^|s t|j|jd|rt|j|jd|r"t|j|jd|||r-tdS)z:Check if token is active and matches the requested scopes.)realmextra_attributesN)rrr is_expired is_revokedscope_insufficient get_scoper)r tokenscopesrequestr r r validate_tokensz#BearerTokenValidator.validate_tokenN)__name__ __module__ __qualname__ TOKEN_TYPEr rr r r r rs rN)__doc__rfc6749rerrorsrrrr r r r s