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<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Localization;
use TYPO3\CMS\Core\Cache\CacheManager;
use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface;
use TYPO3\CMS\Core\Localization\Exception\FileNotFoundException;
use TYPO3\CMS\Core\Package\Exception\UnknownPackagePathException;
use TYPO3\CMS\Core\SingletonInterface;
use TYPO3\CMS\Core\Utility\ArrayUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\PathUtility;
/**
* Provides a language parser factory.
*/
class LocalizationFactory implements SingletonInterface
{
/**
* @var FrontendInterface
*/
protected $cacheInstance;
/**
* @var \TYPO3\CMS\Core\Localization\LanguageStore
*/
public $store;
public function __construct(LanguageStore $languageStore, CacheManager $cacheManager)
{
$this->store = $languageStore;
$this->cacheInstance = $cacheManager->getCache('l10n');
}
/**
* Returns parsed data from a given file and language key.
*
* @param string $fileReference Input is a file-reference (see \TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName). That file is expected to be a supported locallang file format
* @param string $languageKey Language key
* @param null $_ unused
* @param null $__ unused
* @param bool $isLocalizationOverride TRUE if $fileReference is a localization override
*
* @return array<string, array<string, array<int, array<string, string>>>>
*/
public function getParsedData($fileReference, $languageKey, $_ = null, $__ = null, $isLocalizationOverride = false)
{
$hash = md5($fileReference . $languageKey);
// Check if the default language is processed before processing other language
if (!$this->store->hasData($fileReference, 'default') && $languageKey !== 'default') {
$this->getParsedData($fileReference, 'default');
}
// If the content is parsed (local cache), use it
if ($this->store->hasData($fileReference, $languageKey)) {
return $this->store->getData($fileReference);
}
// If the content is in cache (system cache), use it
$data = $this->cacheInstance->get($hash);
if ($data !== false) {
$this->store->setData($fileReference, $languageKey, $data);
return $this->store->getData($fileReference);
}
try {
$this->store->setConfiguration($fileReference, $languageKey);
$parser = $this->store->getParserInstance($fileReference);
if (is_callable([$parser, 'parseExtensionResource']) && PathUtility::isExtensionPath($fileReference)) {
$LOCAL_LANG = $parser->parseExtensionResource($this->store->getAbsoluteFileReference($fileReference), $languageKey, $this->store->getLocalizedLabelsPathPattern($fileReference));
} else {
// @todo: this (providing an absolute file system path) likely does not work properly anyway in all cases and should rather be deprecated
$LOCAL_LANG = $parser->getParsedData($this->store->getAbsoluteFileReference($fileReference), $languageKey);
}
} catch (FileNotFoundException | UnknownPackagePathException $exception) {
// Source localization file not found, set empty data as there could be an override
$this->store->setData($fileReference, $languageKey, []);
$LOCAL_LANG = $this->store->getData($fileReference);
}
// Override localization
if (!$isLocalizationOverride && isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['locallangXMLOverride'])) {
$this->localizationOverride($fileReference, $languageKey, $LOCAL_LANG);
}
// Save parsed data in cache
$this->store->setData($fileReference, $languageKey, $LOCAL_LANG[$languageKey]);
// Cache processed data
$this->cacheInstance->set($hash, $this->store->getDataByLanguage($fileReference, $languageKey));
return $this->store->getData($fileReference);
}
/**
* Override localization file
*
* This method merges the content of the override file with the default file
*
* @param string $fileReference
* @param string $languageKey
* @param array $LOCAL_LANG
*/
protected function localizationOverride($fileReference, $languageKey, array &$LOCAL_LANG)
{
$overrides = [];
$fileReferenceWithoutExtension = $this->store->getFileReferenceWithoutExtension($fileReference);
$locallangXMLOverride = $GLOBALS['TYPO3_CONF_VARS']['SYS']['locallangXMLOverride'];
foreach ($this->store->getSupportedExtensions() as $extension) {
if (isset($locallangXMLOverride[$languageKey][$fileReferenceWithoutExtension . '.' . $extension]) && is_array($locallangXMLOverride[$languageKey][$fileReferenceWithoutExtension . '.' . $extension])) {
$overrides = array_merge($overrides, $locallangXMLOverride[$languageKey][$fileReferenceWithoutExtension . '.' . $extension]);
} elseif (isset($locallangXMLOverride[$fileReferenceWithoutExtension . '.' . $extension]) && is_array($locallangXMLOverride[$fileReferenceWithoutExtension . '.' . $extension])) {
$overrides = array_merge($overrides, $locallangXMLOverride[$fileReferenceWithoutExtension . '.' . $extension]);
}
}
if (!empty($overrides)) {
foreach ($overrides as $overrideFile) {
$languageOverrideFileName = $overrideFile;
if (!PathUtility::isExtensionPath($overrideFile)) {
$languageOverrideFileName = GeneralUtility::getFileAbsFileName($overrideFile);
}
$parsedData = $this->getParsedData($languageOverrideFileName, $languageKey, null, null, true);
if (is_array($parsedData)) {
ArrayUtility::mergeRecursiveWithOverrule($LOCAL_LANG, $parsedData);
}
}
}
}
}