usher.py 文件源码

def video_request(video_id):
    video_id = valid_video_id(video_id)
    if video_id:
        token = vod_token(video_id)
        if keys.ERROR in token:
            return token
        else:
            q = UsherQuery('vod/{id}')
            q.add_urlkw(keys.ID, video_id)
            q.add_param(keys.NAUTHSIG, token[keys.SIG])
            q.add_param(keys.NAUTH, token[keys.TOKEN])
            q.add_param(keys.ALLOW_SOURCE, Boolean.TRUE)
            q.add_param(keys.ALLOW_AUDIO_ONLY, Boolean.TRUE)
            url = '?'.join([q.url, urlencode(q.params)])
            request_dict = {'url': url, 'headers': q.headers}
            log.debug('video_request: |{0}|'.format(str(request_dict)))
            return request_dict
    else:
        raise NotImplementedError('Unknown Video Type')