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<?php
declare(strict_types=1);
namespace voku\helper;
/**
* @psalm-immutable
*/
class Bootup
{
/**
* Normalizes to UTF-8 NFC, converting from WINDOWS-1252 when needed.
*
* @param mixed $input
* @param int $normalization_form
* @param string $leading_combining
*
* @return mixed
*/
public static function filterString(
$input,
int $normalization_form = \Normalizer::NFC,
string $leading_combining = '◌'
) {
return UTF8::filter(
$input,
$normalization_form,
$leading_combining
);
}
/**
* Get random bytes via "random_bytes()"
*
* @param int $length <p>output length</p>
*
* @throws \Exception if it was not possible to gather sufficient entropy
*
* @return false|string
* <strong>false</strong> on error
*/
public static function get_random_bytes($length)
{
if (!$length) {
return false;
}
$length = (int) $length;
if ($length <= 0) {
return false;
}
return \random_bytes($length);
}
/**
* Constant FILTER_SANITIZE_STRING polyfill for PHP > 8.1
*
* INFO: https://stackoverflow.com/a/69207369/1155858
*
* @param string $str
*
* @return false|string
*/
public static function filter_sanitize_string_polyfill(string $str)
{
$str = \preg_replace('/\x00|<[^>]*>?/', '', $str);
if ($str === null) {
return false;
}
return \str_replace(["'", '"'], [''', '"'], $str);
}
/**
* @return bool
*/
public static function initAll(): bool
{
$result = \ini_set('default_charset', 'UTF-8');
// everything else is init via composer, so we are done here ...
return $result !== false;
}
/**
* Determines if the current version of PHP is equal to or greater than the supplied value.
*
* @param string $version <p>e.g. "7.1"<p>
*
* @return bool
* <p>Return <strong>true</strong> if the current version is $version or greater.</p>
*
* @psalm-pure
*/
public static function is_php($version): bool
{
/**
* @psalm-suppress ImpureStaticVariable
*
* @var bool[]
*/
static $_IS_PHP;
$version = (string) $version;
if (!isset($_IS_PHP[$version])) {
$_IS_PHP[$version] = \version_compare(\PHP_VERSION, $version, '>=');
}
return $_IS_PHP[$version];
}
}