83 lines
2.3 KiB
PHP
83 lines
2.3 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Translation\Dumper;
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use Symfony\Component\Translation\MessageCatalogue;
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use Symfony\Component\Translation\Loader\MoFileLoader;
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/**
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* MoFileDumper generates a gettext formated string representation of a message catalogue.
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*
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* @author Stealth35
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*/
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class MoFileDumper extends FileDumper
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{
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/**
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* {@inheritDoc}
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*/
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public function format(MessageCatalogue $messages, $domain = 'messages')
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{
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$output = $sources = $targets = $source_offsets = $target_offsets = '';
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$offsets = array();
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$size = 0;
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foreach ($messages->all($domain) as $source => $target) {
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$offsets[] = array_map('strlen', array($sources, $source, $targets, $target));
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$sources .= "\0".$source;
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$targets .= "\0".$target;
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++$size;
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}
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$header = array(
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'magicNumber' => MoFileLoader::MO_LITTLE_ENDIAN_MAGIC,
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'formatRevision' => 0,
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'count' => $size,
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'offsetId' => MoFileLoader::MO_HEADER_SIZE,
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'offsetTranslated' => MoFileLoader::MO_HEADER_SIZE + (8 * $size),
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'sizeHashes' => 0,
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'offsetHashes' => MoFileLoader::MO_HEADER_SIZE + (16 * $size),
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);
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$sources_size = strlen($sources);
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$sources_start = $header['offsetHashes'] + 1;
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foreach ($offsets as $offset) {
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$source_offsets .= $this->writeLong($offset[1])
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. $this->writeLong($offset[0] + $sources_start);
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$target_offsets .= $this->writeLong($offset[3])
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. $this->writeLong($offset[2] + $sources_start + $sources_size);
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}
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$output = implode(array_map(array($this, 'writeLong'), $header))
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. $source_offsets
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. $target_offsets
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. $sources
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. $targets
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;
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return $output;
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}
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/**
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* {@inheritDoc}
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*/
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protected function getExtension()
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{
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return 'mo';
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}
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private function writeLong($str)
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{
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return pack('V*', $str);
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}
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}
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