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Direktori : /home2/selectio/www/fms-worksuite/vendor/symfony/translation/Loader/ |
Current File : /home2/selectio/www/fms-worksuite/vendor/symfony/translation/Loader/MoFileLoader.php |
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Translation\Loader; use Symfony\Component\Translation\Exception\InvalidResourceException; /** * @copyright Copyright (c) 2010, Union of RAD http://union-of-rad.org (http://lithify.me/) */ class MoFileLoader extends FileLoader { /** * Magic used for validating the format of an MO file as well as * detecting if the machine used to create that file was little endian. */ public const MO_LITTLE_ENDIAN_MAGIC = 0x950412DE; /** * Magic used for validating the format of an MO file as well as * detecting if the machine used to create that file was big endian. */ public const MO_BIG_ENDIAN_MAGIC = 0xDE120495; /** * The size of the header of an MO file in bytes. */ public const MO_HEADER_SIZE = 28; /** * Parses machine object (MO) format, independent of the machine's endian it * was created on. Both 32bit and 64bit systems are supported. */ protected function loadResource(string $resource): array { $stream = fopen($resource, 'r'); $stat = fstat($stream); if ($stat['size'] < self::MO_HEADER_SIZE) { throw new InvalidResourceException('MO stream content has an invalid format.'); } $magic = unpack('V1', fread($stream, 4)); $magic = hexdec(substr(dechex(current($magic)), -8)); if (self::MO_LITTLE_ENDIAN_MAGIC == $magic) { $isBigEndian = false; } elseif (self::MO_BIG_ENDIAN_MAGIC == $magic) { $isBigEndian = true; } else { throw new InvalidResourceException('MO stream content has an invalid format.'); } // formatRevision $this->readLong($stream, $isBigEndian); $count = $this->readLong($stream, $isBigEndian); $offsetId = $this->readLong($stream, $isBigEndian); $offsetTranslated = $this->readLong($stream, $isBigEndian); // sizeHashes $this->readLong($stream, $isBigEndian); // offsetHashes $this->readLong($stream, $isBigEndian); $messages = []; for ($i = 0; $i < $count; ++$i) { $pluralId = null; $translated = null; fseek($stream, $offsetId + $i * 8); $length = $this->readLong($stream, $isBigEndian); $offset = $this->readLong($stream, $isBigEndian); if ($length < 1) { continue; } fseek($stream, $offset); $singularId = fread($stream, $length); if (str_contains($singularId, "\000")) { [$singularId, $pluralId] = explode("\000", $singularId); } fseek($stream, $offsetTranslated + $i * 8); $length = $this->readLong($stream, $isBigEndian); $offset = $this->readLong($stream, $isBigEndian); if ($length < 1) { continue; } fseek($stream, $offset); $translated = fread($stream, $length); if (str_contains($translated, "\000")) { $translated = explode("\000", $translated); } $ids = ['singular' => $singularId, 'plural' => $pluralId]; $item = compact('ids', 'translated'); if (!empty($item['ids']['singular'])) { $id = $item['ids']['singular']; if (isset($item['ids']['plural'])) { $id .= '|'.$item['ids']['plural']; } $messages[$id] = stripcslashes(implode('|', (array) $item['translated'])); } } fclose($stream); return array_filter($messages); } /** * Reads an unsigned long from stream respecting endianness. * * @param resource $stream */ private function readLong($stream, bool $isBigEndian): int { $result = unpack($isBigEndian ? 'N1' : 'V1', fread($stream, 4)); $result = current($result); return (int) substr($result, -8); } }