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Extended LocalizationUtility for TYPO3
<?php
namespace Vendor\Namespace\Utility;
use TYPO3\CMS\Extbase\Utility\LocalizationUtility as LocalizationUtilityExtbase;
/**
* Class LocalizationUtility
*/
class LocalizationUtility extends LocalizationUtilityExtbase
{
/**
* Returns the localized label of the LOCAL_LANG key,
* but prefill extensionName
* and adds the possibility to set temporarily a particular language key
*
* @param string $key The key from the LOCAL_LANG array for which to return the value.
* @param string $extensionName The name of the extension
* @param array $arguments the arguments of the extension, being passed over to vsprintf
* @param string $languageKey
* @return string|null
*/
public static function translate($key, $extensionName = 'extensionkey', $arguments = null, $languageKey = '')
{
// Change the language key temporarily
if ($languageKey != '') {
$currentLanguageKey = self::$languageKey;
self::$languageKey = $languageKey;
}
$translatedString = parent::translate($key, $extensionName, $arguments);
// set the language key from initializeLocalization
if ($languageKey != '') {
self::$languageKey = $currentLanguageKey;
}
return $translatedString;
}
/**
* Easy method to change the initialized language
*
* @param string $languageKey
* @param string $extensionName
*/
public static function setLanguageKey($languageKey = '', $extensionName = 'example')
{
/*
* important to initialize self::$LOCAL_LANG, if it has not been initialized
* necessary if called by command controller
*/
self::initializeLocalization($extensionName);
if ($languageKey != '') {
self::$languageKey = $languageKey;
if (isset(self::$LOCAL_LANG[$extensionName][$languageKey]) === false) {
self::addLocalLanguage($languageKey, $extensionName);
}
}
}
/**
* Check if language is set in self::$LOCAL_LANG
* @param string $languageKey
* @param string $extensionName
* @return bool
*/
public static function issetLanguage($languageKey = '', $extensionName = 'example')
{
return isset(self::$LOCAL_LANG[$extensionName][$languageKey]);
}
/**
* Quite the same as initializeLocalization without self::setLanguageKeys();
* Loads local-language values by looking for a "locallang.xlf" (or "locallang.xml") file in the plugin resources directory and if found includes it.
* Also locallang values set in the TypoScript property "_LOCAL_LANG" are merged onto the values found in the "locallang.xlf" file.
*
* @param $languageKey
* @param string $extensionName
*/
private static function addLocalLanguage($languageKey, $extensionName = 'example')
{
if (isset(self::$LOCAL_LANG[$extensionName][$languageKey])) {
return;
}
$locallangPathAndFilename = 'EXT:' . GeneralUtility::camelCaseToLowerCaseUnderscored($extensionName) . '/' . self::$locallangPath . 'locallang.xlf';
self::setLanguageKeys();
$renderCharset = TYPO3_MODE === 'FE' ? self::getTypoScriptFrontendController()->renderCharset : self::getLanguageService()->charSet;
/** @var $languageFactory LocalizationFactory */
$languageFactory = GeneralUtility::makeInstance(LocalizationFactory::class);
self::$LOCAL_LANG[$extensionName] = $languageFactory->getParsedData($locallangPathAndFilename, self::$languageKey, $renderCharset);
$tempLL = $languageFactory->getParsedData($locallangPathAndFilename, $languageKey, $renderCharset);
if (isset($tempLL[$languageKey])) {
self::$LOCAL_LANG[$extensionName][$languageKey] = $tempLL[$languageKey];
}
self::loadTypoScriptLabels($extensionName);
}
}
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