api.py 文件源码

def _initialize(self, request):
        self.response.headers.add_header('Access-Control-Allow-Headers', 'Content-Type')

        # We use _initialize instead of webapp2's initialize, so that exceptions can be caught easily
        self.fbl = fb_api.FBLookup(None, None)

        if self.request.body:
            logging.info("Request body: %r", self.request.body)
            escaped_body = urllib.unquote_plus(self.request.body.strip('='))
            self.json_body = json.loads(escaped_body)
            logging.info("json_request: %r", self.json_body)
        else:
            self.json_body = None

        if self.requires_auth or self.supports_auth:
            if self.json_body.get('access_token'):
                access_token = self.json_body.get('access_token')
                self.fb_uid = get_user_id_for_token(access_token)
                self.fbl = fb_api.FBLookup(self.fb_uid, access_token)
                logging.info("Access token for user ID %s", self.fb_uid)
            elif self.requires_auth:
                self.add_error("Needs access_token parameter")