http_util.py 文件源码

def get_json_arg_default(name, default=None, parser=None, validator=None):
    jdata = request.get_json(force=True, silent=True)

    if not request.is_json:
        raise APIError(ret=1, msg='????????')

    if jdata is None:
        raise APIError(ret=1, msg='????????')

    val = jdata.get(name, None)
    if val is None:
        if default is not None:
            return default
        raise APIError(ret=1, msg='????:{}'.format(name))

    if parser and callable(parser):
        try:
            val = parser(val)
        except Exception as e:
            raise APIError(ret=1, msg='????:{}??'.format(name))

    if validator and callable(validator):
        if not validator(val):
            raise APIError(ret=1, msg='??:{}???'.format(name))
    return val