NewsController.py 文件源码

def update(news_id, body, user):
    """ Update news
    """
    try:
        if user.is_superuser:
            news = News.objects.get(id=news_id)
        else:
            news = News.objects.get(id=news_id, author__id=user.id)
    except (ObjectDoesNotExist, ValueError):
        return NotFound('News not found')
    try:
        body = {k: v for k, v in body.iteritems() if k not in ['author', 'date', 'tags']}
        News.objects.filter(pk=news.pk).update(**body)
        news = News.objects.get(pk=news.pk)
    except (KeyError, FieldError, IntegrityError):
        raise BadRequest('Invalid fields in body')
    return model_to_dict(news)