decorators.py 文件源码

def redirect_on_success(action_name, by_name=None, params=None):
    def decorator(fn):
        async def decorated(self, *args, **kwargs):
            params_data = {}
            if params:
                for param in params:
                    if params[param][0] == 'match':
                        params_data[param] = self.request.match_info[params[param][1]]
            res = await fn(self, *args, **kwargs)
            if not self.request.is_ajax():
                if by_name:
                    return web.HTTPFound(self.router.resolve_named(action_name, params_data))
                else:
                    return web.HTTPFound(self.path_for(action_name, None, params_data))
            return res

        return decorated

    return decorator

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## Content negotiation
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