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编辑当前文件:/home2/sdektunc/.trash/libraries.1/vendor/voku/portable-utf8/src/voku/helper/Bootup.php

<?php

declare(strict_types=1);

namespace voku\helper;

/**
 * @psalm-immutable
 */
class Bootup
{
 /**
 * filter request inputs
 *
 * Ensures inputs are well formed UTF-8
 * When not, assumes Windows-1252 and converts to UTF-8
 * Tests only values, not keys
 *
 * @param int $normalization_form
 * @param string $leading_combining
 *
 * @return bool
 *
 * @deprecated This method will be removed in future releases, so please don't use it anymore.
 */
 public static function filterRequestInputs(
 int $normalization_form = \Normalizer::NFC,
 string $leading_combining = '◌'
 ): bool {
 $a = [
 &$_FILES,
 &$_ENV,
 &$_GET,
 &$_POST,
 &$_COOKIE,
 &$_SERVER,
 &$_REQUEST,
 ];

/** @noinspection ReferenceMismatchInspection */
        /** @noinspection ForeachSourceInspection */
        foreach ($a[0] as &$r) {
            $a[] = [
                &$r['name'],
                &$r['type'],
            ];
        }
        unset($r, $a[0]);

$len = \count($a) + 1;
 for ($i = 1; $i < $len; ++$i) {
 /** @noinspection ReferenceMismatchInspection */
 /** @noinspection ForeachSourceInspection */
 foreach ($a[$i] as &$r) {
 /** @noinspection ReferenceMismatchInspection */
 $s = $r; // $r is a reference, $s a copy
 if (\is_array($s)) {
 $a[$len++] = &$r;
 } else {
 $r = self::filterString($s, $normalization_form, $leading_combining);
 }
 }
 unset($r, $a[$i]);
 }

return $len > 1;
    }

/**
 * Filter current REQUEST_URI .
 *
 * @param string|null $uri If null is set, then the server REQUEST_URI will be used.
 * @param bool $exit
 *
 * @return mixed
 *
 * @deprecated This method will be removed in future releases, so please don't use it anymore.
 */
 public static function filterRequestUri($uri = null, bool $exit = true)
 {
 if ($uri === null) {
 if (!isset($_SERVER['REQUEST_URI'])) {
 return false;
 }

$uri = (string) $_SERVER['REQUEST_URI'];
        }

$uriOrig = $uri;

//
        // Ensures the URL is well formed UTF-8
        //

if (UTF8::is_utf8(\rawurldecode($uri)) === true) {
            return $uri;
        }

//
        // When not, assumes Windows-1252 and redirects to the corresponding UTF-8 encoded URL
        //

$uri = (string) \preg_replace_callback(
            '/[\x80-\xFF]+/',
            /**
             * @param array $m
             *
             * @return string
             */
            static function (array $m): string {
                return \rawurlencode($m[0]);
            },
            $uri
        );

$uri = (string) \preg_replace_callback(
            '/(?:%[89A-F][0-9A-F])+/i',
            /**
             * @param array $m
             *
             * @return string
             */
            static function (array $m): string {
                return \rawurlencode(UTF8::rawurldecode($m[0]));
            },
            $uri
        );

if (
            $uri !== $uriOrig
            &&
            $exit === true
            &&
            \headers_sent() === false
        ) {
            $severProtocol = ($_SERVER['SERVER_PROTOCOL'] ?? 'HTTP/1.1');
            \header($severProtocol . ' 301 Moved Permanently');

if (\strncmp($uri, '/', 1) === 0) {
                \header('Location: /' . \ltrim($uri, '/'));
            } else {
                \header('Location: ' . $uri);
            }

exit();
        }

if (\strncmp($uri, '/', 1) === 0) {
            $uri = '/' . \ltrim($uri, '/');
        }

return $uri;
    }

/**
     * 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 $length output length
 *
 * @throws \Exception if it was not possible to gather sufficient entropy
 *
 * @return false|string
 * false on error
 */
 public static function get_random_bytes($length)
 {
 if (!$length) {
 return false;
 }

$length = (int) $length;

if ($length <= 0) {
 return false;
 }

return \random_bytes($length);
    }

/**
     * @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 e.g. "7.1"
 *
 * @return bool
 * Return true if the current version is $version or greater.
 *
 * @psalm-pure
 */
 public static function is_php($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];
    }
}