/** 
 * Überprüft, ob es Zeit für ein autom. Backup ist und führt dieses gegebenenfalls aus 
 * 
 * @since          0.0.1 
 * @version        0.0.1 
 * @access         private 
 * @return         bool 
 * @author         Alexander Mieland 
 * @copyright      2000-2004 by APP - Another PHP Program 
 */
function _APCMS_CheckAutoBackup()
{
    global $db, $akt_time;
    $TEMPDIR = $_SESSION['APCMS']['TMP_DIR'];
    $ARCHIVDIR = "./backups";
    if ($_SESSION['APCMS']['CONFIG']['auto_backup'] == 1) {
        $old = @ignore_user_abort(1);
        $now = $akt_time;
        if ($_SESSION['APCMS']['CONFIG']['last_backup'] + $_SESSION['APCMS']['CONFIG']['time_backup'] <= $now) {
            if ($_SESSION['APCMS']['CONFIG']['data_backup'] != "") {
                $DATA_BACKUP = explode("|^|", $_SESSION['APCMS']['CONFIG']['data_backup']);
                $complete = $DATA_BACKUP[0];
                $tables = unserialize(stripslashes($DATA_BACKUP[1]));
                $data = $DATA_BACKUP[2];
                $drop = $DATA_BACKUP[3];
                $pack = $DATA_BACKUP[4];
                if (isset($complete) && $complete == 1) {
                    _APCMS_MakeSQLBackup(1, NULL, $data, $drop);
                } else {
                    _APCMS_MakeSQLBackup(0, $tables, $data, $drop);
                }
                if ($pack == 1) {
                    $archiv = $ARCHIVDIR . "/" . date("Y-m-d-H-i", time()) . "_" . $_SESSION['MYSQLDATA']['DB'] . ".tar.gz";
                    chdir($TEMPDIR);
                    if (file_exists($archiv)) {
                        unlink($archiv);
                    }
                    require_once "Archive/Tar." . $_SESSION['APCMS']['SUFFIX'];
                    $tar_object = new Archive_Tar($archiv, "gz");
                    $tar_object->setErrorHandling(PEAR_ERROR_RETURN);
                    $filelist[0] = "./last_backup";
                    $tar_object->create($filelist);
                    chmod($archiv, 0666);
                    chdir("../");
                } else {
                    $archiv = $ARCHIVDIR . "/" . date("Y-m-d-H-i", time()) . "_" . $_SESSION['MYSQLDATA']['DB'] . ".tar";
                    chdir($TEMPDIR);
                    if (file_exists($archiv)) {
                        unlink($archiv);
                    }
                    require_once "Archive/Tar." . $_SESSION['APCMS']['SUFFIX'];
                    $tar_object = new Archive_Tar($archiv, FALSE);
                    $tar_object->setErrorHandling(PEAR_ERROR_RETURN);
                    $filelist[0] = "./last_backup";
                    $tar_object->create($filelist);
                    chmod($archiv, 0666);
                    chdir("../");
                }
                $fe = opendir($TEMPDIR . "/last_backup");
                while ($file = readdir($fe)) {
                    if ($file != "." && $file != ".." && $file != "index." . $_SESSION['APCMS']['SUFFIX'] && $file != "cvs" && $file != "CVS") {
                        unlink($TEMPDIR . "/last_backup/" . $file);
                    }
                }
                closedir($fe);
                $UPDATECONF = "UPDATE `apcms_" . $_SESSION['MYSQLDATA']['SUFFIX'] . "_config` SET ";
                $UPDATECONF .= "\t\t`last_backup`='" . $now . "' ";
                $_SESSION['APCMS']['CONFIG']['last_backup'] = $now;
                $db->unbuffered_query($UPDATECONF);
            } else {
                return false;
            }
        }
    }
    return true;
}
     $UPDATECONF .= "\t\t`auto_backdel`='0', ";
     $UPDATECONF .= "\t\t`time_backdel`='0', ";
     $UPDATECONF .= "\t\t`last_backdel`='0' ";
     $_SESSION['APCMS']['CONFIG']['auto_backdel'] = 0;
     $_SESSION['APCMS']['CONFIG']['time_backdel'] = 0;
     $_SESSION['APCMS']['CONFIG']['last_backdel'] = 0;
     $STATUSMSG .= '<b>Lösch-Automatik gestoppt!</b><br />';
 }
 if (isset($UPDATECONF)) {
     $db->unbuffered_query($UPDATECONF);
 }
 if (isset($_POST['backup']) && $_POST['backup'] == 1) {
     if (isset($_POST['complete']) && $_POST['complete'] == 1) {
         _APCMS_MakeSQLBackup(1, NULL, $_POST['data'], $_POST['drop']);
     } else {
         _APCMS_MakeSQLBackup(0, $_POST['tables'], $_POST['data'], $_POST['drop']);
     }
     if ($_POST['pack'] == 1) {
         $archiv = $ARCHIVDIR . "/" . date("Y-m-d-H-i", time()) . "_" . $_SESSION['MYSQLDATA']['DB'] . ".tar.gz";
         chdir($TEMPDIR);
         if (file_exists($archiv)) {
             unlink($archiv);
         }
         require_once "Archive/Tar." . $_SESSION['APCMS']['SUFFIX'];
         $tar_object = new Archive_Tar($archiv, "gz");
         $tar_object->setErrorHandling(PEAR_ERROR_RETURN);
         $filelist[0] = "./last_backup";
         $tar_object->create($filelist);
         chmod($archiv, 0666);
         chdir("../");
     } else {