Drag 7 Drop File Upload - Change Archive Name

    add_filter('dnd_cf7_archive_name','upload_change_archive_name', 10, 3);

    /**
    * @Description : Modify archive name
    * @param 1: $file_name = original zip name,
    * @param 2: $tags = special tags ( available tags : username, name, user_id, ip_address, random, date, time )
    * @param 3: $file_upload = name of file upload field.
    * @return : string
    */

    function upload_change_archive_name( $file_name, $tags, $file_upload ) {
        if( isset( $tags['name'] ) && $tags['name'] != null ) {
            $file_name = $tags['name'].'_'. $tags['random'];
        }
        return $file_name;
    }