app.py 文件源码

def on_post(self, req, resp):
        """
        Accept slack's message from interactive buttons
        """
        try:
            form_post = falcon.uri.parse_query_string(req.context['body'])
            payload = ujson.loads(form_post['payload'])
            if not self.valid_token(payload['token']):
                logger.error('Invalid token sent in the request.')
                raise falcon.HTTPUnauthorized('Access denied',
                                              'Not a valid auth token')
            try:
                msg_id = int(payload['callback_id'])
            except KeyError as e:
                logger.error('callback_id not found in the json payload.')
                raise falcon.HTTPBadRequest('Bad Request', 'Callback id not found')
            except ValueError as e:
                logger.error('Callback ID not an integer: %s', payload['callback_id'])
                raise falcon.HTTPBadRequest('Bad Request', 'Callback id must be int')
            data = {'msg_id': msg_id,
                    'source': payload['user']['name'],
                    'content': payload['actions'][0]['name']}
            endpoint = self.config['iris']['hook']['slack']
            try:
                result = self.iclient.post(endpoint, data)
            except MaxRetryError as e:
                logger.error(e.reason)
                return
            if result.status == 400:
                raise falcon.HTTPBadRequest('Bad Request', '')
            elif result.status is not 200:
                raise falcon.HTTPInternalServerError('Internal Server Error', 'Unknown response from the api')
            else:
                content = process_api_response(result.data)
                self.return_slack_message(resp, content)
            return
        except Exception:
            logger.exception('Unable to read payload from slack. Our post body: %s', req.context['body'])
            raise falcon.HTTPBadRequest('Bad Request', 'Unable to read the payload from slack')