globals.py 文件源码

def restful(self):
        def wrapper(action, self=self):
            def f(_action=action, _self=self, *a, **b):
                self.is_restful = True
                method = _self.env.request_method
                if len(_self.args) and '.' in _self.args[-1]:
                    _self.args[-1], _, self.extension = self.args[-1].rpartition('.')
                    current.response.headers['Content-Type'] = \
                        contenttype('.' + _self.extension.lower())
                rest_action = _action().get(method, None)
                if not (rest_action and method == method.upper()
                        and callable(rest_action)):
                    raise HTTP(405, "method not allowed")
                try:
                    return rest_action(*_self.args, **getattr(_self, 'vars', {}))
                except TypeError, e:
                    exc_type, exc_value, exc_traceback = sys.exc_info()
                    if len(traceback.extract_tb(exc_traceback)) == 1:
                        raise HTTP(400, "invalid arguments")
                    else:
                        raise
            f.__doc__ = action.__doc__
            f.__name__ = action.__name__
            return f
        return wrapper