", $label . ' DONE' : 'red;">FAILED') . '
', "\n";
}
function config_exist() {
	return file_exists(CONFIG_DIR);
}
function cache_exist() {
	return file_exists(CACHE_FILE);
}
function check_write($num = 2) {
	$ok = @io_write_file(SETUPTEMP_FILE, $num);
	return $ok;
}
function remove_checkfile() {
	$ok = @fs_delete(SETUPTEMP_FILE);
	return $ok;
}
function setupid() {
	global $setupid;
	if (isset($_POST ['setupid'])) {
		$setupid = $_POST ['setupid'];
	} else {
		$setupid = system_generate_id(BLOG_BASEURL . $_SERVER ['HTTP_HOST']);
	}
	return $setupid;
}
function getstep(&$id) {
	global $err;
	$STEPS = array(
		'locked',
		'step1',
		'step2',
		'step3'
	);
	$MAXST = count($STEPS) - 1;
	$i = 0;
	$setupid = null;
	if (!file_exists(LOCKFILE)) {
		$setupid = setupid();
		if (!$setupid)
			die('Setup is running');
		if (!file_exists(SETUPTEMP_FILE)) {
			if (empty($_POST))
				$i = 0;
			else
				$i = 1;
		} else {
			$x = explode(',', io_load_file(SETUPTEMP_FILE));
			if ($x [0] != $setupid)
				die('Setup is running: if you are the owner, you can delete ' . SETUPTEMP_FILE . ' to restart');
			$i = intval($x [1]);
		}
		@include ("./setup/lib/{$STEPS[$i]}.lib.php");
		if (!function_exists('check_step')) :
			function check_step() {
				return true;
			}
		endif;
		if (check_step()) {
			++$i;
			if ($i >= $MAXST) {
				fs_delete(SETUPTEMP_FILE);
				io_write_file(LOCKFILE, "locked");
			} else {
				if ($i > 0 && !@io_write_file(SETUPTEMP_FILE, "$setupid,$i")) {
					$err [] = 'Write error';
				}
			}
		}
	}
	$id = $STEPS [$i];
	return $i;
}
function validate() {
	if (!ctype_alnum($_POST ['fpuser']))
		$err [] = "{$_POST['fpuser']} is not a valid username. 
		Username must be alphanumeric and should not contain spaces.";
	if (strlen(trim(($_POST ['fppwd']))) < 6)
		$err [] = "Password must contain at least 6 non-space characters";
	if (($_POST ['fppwd']) != ($_POST ['fppwd2']))
		$err [] = "Passwords did not match";
	if (!(preg_match('!@.*@|\.\.|\,|\;!', $_POST ['email']) || preg_match('!^.+\@(\[?)[a-zA-Z0-9\.\-]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$!', $_POST ['email'])))
		$err [] = "{$_POST['email']} is not a valid email address";
	$www = $_POST ['www'];
	if (!(preg_match('!^http(s)?://[\w-]+\.[\w-]+(\S+)?$!i', $www) || preg_match('!^http(s)?://localhost!', $www)))
		$err [] = "$www is not a valid URL";
	if ($www && $www [strlen($www) - 1] != '/')
		$www .= '/';
	global $fp_config;
	$fp_config ['general'] ['author'] = $user ['userid'] = $_POST ['fpuser'];
	$user ['password'] = $_POST ['fppwd'];
	$fp_config ['general'] ['www'] = $user ['www'] = $www;
	$fp_config ['general'] ['email'] = $user ['email'] = $_POST ['email'];
	if (isset($err)) {
		$GLOBALS ['err'] = $err;
		return false;
	}
	$fp_config ['general'] ['blogid'] = system_generate_id(BLOG_ROOT . $user ['www'] . $user ['email'] . $user ['userid']);
	config_save();
	system_hashsalt_save();
	user_add($user);
	return true;
}
function print_err() {
	global $err;
	if (isset($err)) {
		echo "
Error! The following errors have been encountered processing the form: