api2.py 文件源码

def get_metadata():
    if request.query.file_hash == '':
        response.status = 400
        return jsonize({'message': 'file_hash parameter is missing'})
    file_hash = clean_hash(request.query.file_hash)
    if not valid_hash(file_hash):
        response.status = 400
        return jsonize({'message': 'Invalid hash format (use MD5, SHA1 or SHA2)'})
    file_hash = get_file_id(file_hash)
    if file_hash is None:
        response.status = 404
        return jsonize({'message': 'Metadata not found in the database'})

    mdc = MetaController()
    res = mdc.read(file_hash)
    if res is None:
        log_event("metadata", file_hash)
    return dumps(change_date_to_str(res))