PHP fs_director::GetDirectorySize示例

<?php

global $zdbh;
/*
 * Calculate the home directory size for each 'active' user account on the server.
 */
$userssql = $zdbh->query("SELECT ac_id_pk, ac_user_vc FROM x_accounts WHERE ac_deleted_ts IS NULL");
echo fs_filehandler::NewLine() . "START Calculating disk Usage for all client accounts.." . fs_filehandler::NewLine();
while ($userdir = $userssql->fetch()) {
    $homedirectory = ctrl_options::GetSystemOption('hosted_dir') . $userdir['ac_user_vc'];
    if (fs_director::CheckFolderExists($homedirectory)) {
        $size = fs_director::GetDirectorySize($homedirectory);
    } else {
        $size = 0;
    }
    $currentuser = ctrl_users::GetUserDetail($userdir['ac_id_pk']);
    //$checksql = $zdbh->query("SELECT COUNT(*) AS total FROM x_bandwidth WHERE bd_month_in = " . date("Ym") . " AND bd_acc_fk = " . $userdir['ac_id_pk'] . "")->fetch();
    $numrows = $zdbh->prepare("SELECT COUNT(*) AS total FROM x_bandwidth WHERE bd_month_in = :date AND bd_acc_fk = :ac_id_pk");
    $date = date("Ym");
    $numrows->bindParam(':date', $date);
    $numrows->bindParam(':ac_id_pk', $userdir['ac_id_pk']);
    $numrows->execute();
    $checksql = $numrows->fetch();
    if ($checksql['total'] == 0) {
        //      $zdbh->query("INSERT INTO x_bandwidth (bd_acc_fk, bd_month_in, bd_transamount_bi, bd_diskamount_bi, bd_diskover_in, bd_diskcheck_in, bd_transover_in, bd_transcheck_in ) VALUES (" . $userdir['ac_id_pk'] . "," . date("Ym") . ",0,0,0,0,0,0);");
        $numrows3 = $zdbh->prepare("INSERT INTO x_bandwidth (bd_acc_fk, bd_month_in, bd_transamount_bi, bd_diskamount_bi, bd_diskover_in, bd_diskcheck_in, bd_transover_in, bd_transcheck_in ) VALUES (:ac_id_pk,:date,0,0,0,0,0,0);");
        //removed ;from end of statments
        $date = date("Ym");
        $numrows3->bindParam(':date', $date);
        $numrows3->bindParam(':ac_id_pk', $userdir['ac_id_pk']);
        $numrows3->execute();