parameters: (self, method)
return_statement: return setup_oauth
docstring: Decorator that sets up for OAuth 2.0 dance, but doesn't do it.
  
      Does all the setup for the OAuth dance, but doesn't initiate it.
      This decorator is useful if you want to create a page that knows
      whether or not the user has granted access to this application.
      From within a method decorated with @oauth_aware the has_credentials()
      and authorize_url() methods can be called.
  
      Args:
        method: callable, to be decorated method of a webapp.RequestHandler
          instance.
docstring_summary: Decorator that sets up for OAuth 2.0 dance, but doesn't do it.
docstring_tokens: Decorator that sets up for OAuth 2 . 0 dance but doesn t do it .
function: def oauth_aware(self, method):
      """Decorator that sets up for OAuth 2.0 dance, but doesn't do it.
  
      Does all the setup for the OAuth dance, but doesn't initiate it.
      This decorator is useful if you want to create a page that knows
      whether or not the user has granted access to this application.
      From within a method decorated with @oauth_aware the has_credentials()
      and authorize_url() methods can be called.
  
      Args:
        method: callable, to be decorated method of a webapp.RequestHandler
          instance.
      """
  
      def setup_oauth(request_handler, *args, **kwargs):
        if self._in_error:
          self._display_error_message(request_handler)
          return
  
        user = users.get_current_user()
        # Don't use @login_decorator as this could be used in a POST request.
        if not user:
          request_handler.redirect(users.create_login_url(
              request_handler.request.uri))
          return
  
  
        self.flow.params['state'] = request_handler.request.url
        self._request_handler = request_handler
        self.credentials = StorageByKeyName(
            CredentialsModel, user.user_id(), 'credentials').get()
        method(request_handler, *args, **kwargs)
      return setup_oauth
function_tokens: def oauth_aware ( self , method ) : def setup_oauth ( request_handler , * args , * * kwargs ) : if self . _in_error : self . _display_error_message ( request_handler ) return user = users . get_current_user ( ) # Don't use @login_decorator as this could be used in a POST request. if not user : request_handler . redirect ( users . create_login_url ( request_handler . request . uri ) ) return self . flow . params [ 'state' ] = request_handler . request . url self . _request_handler = request_handler self . credentials = StorageByKeyName ( CredentialsModel , user . user_id ( ) , 'credentials' ) . get ( ) method ( request_handler , * args , * * kwargs ) return setup_oauth