A function to check the permissions of a folder using PHP

check_permissions()

<?php

// A function to check the permissions of a folder using PHP
// @path = path to the folder you want to check
// @perm = permissions you want to check on the folder (0755)

function ynbs_check_permissions($path, $perm) {
	clearstatcache();
	$configmod = @substr(sprintf(".%o", fileperms($path)), -4);
	if ($configmod != $perm) {
		return '<div class="error"><p>Warning, the permissions of your XML directory are now '.$configmod.'. You should set them to <strong>'.$perm.'</strong></p></div>';
	}
}

?>