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# -*- coding: utf-8 -*-
"""
oauthlib.oauth2.rfc6749
~~~~~~~~~~~~~~~~~~~~~~~
This module is an implementation of various logic needed
for consuming and providing OAuth 2.0 RFC6749.
"""
from __future__ import absolute_import, unicode_literals
import functools
import logging
from ..errors import TemporarilyUnavailableError, ServerError
from ..errors import FatalClientError, OAuth2Error
log = logging.getLogger(__name__)
class BaseEndpoint(object):
def __init__(self):
self._available = True
self._catch_errors = False
@property
def available(self):
return self._available
@available.setter
def available(self, available):
self._available = available
@property
def catch_errors(self):
return self._catch_errors
@catch_errors.setter
def catch_errors(self, catch_errors):
self._catch_errors = catch_errors
def catch_errors_and_unavailability(f):
@functools.wraps(f)
def wrapper(endpoint, uri, *args, **kwargs):
if not endpoint.available:
e = TemporarilyUnavailableError()
log.info('Endpoint unavailable, ignoring request %s.' % uri)
return {}, e.json, 503
if endpoint.catch_errors:
try:
return f(endpoint, uri, *args, **kwargs)
except OAuth2Error:
raise
except FatalClientError:
raise
except Exception as e:
error = ServerError()
log.warning(
'Exception caught while processing request, %s.' % e)
return {}, error.json, 500
else:
return f(endpoint, uri, *args, **kwargs)
return wrapper