shake.py 文件源码

def get(self, shake_name):
        shake = Shake.get("name=%s and deleted=0", shake_name)
        if not shake:
            raise tornado.web.HTTPError(404)

        value = {
            'title' : escape.xhtml_escape(shake.title) if shake.title else '',
            'title_raw' : shake.title if shake.title else '',
            'description' : escape.xhtml_escape(shake.description) if shake.description else '',
            'description_raw' : shake.description if shake.description else ''
        }
        # prevents IE from caching ajax requests.
        self.set_header("Cache-Control","no-store, no-cache, must-revalidate"); 
        self.set_header("Pragma","no-cache");
        self.set_header("Expires", 0);
        return self.write(escape.json_encode(value))