DataProviderManager::getLangPhraseValue

public function getLangPhraseValue(DataProvider $dataProvider, $code): ?string
{
	$phrasesPath = $dataProvider->getLangPhrasesPath();
	if($phrasesPath === null)
	{
		return '';
	}
	$region = $this->getRegion();
	$this->loadLangPhrases($phrasesPath, $region);

	if(isset($this->phrases[$region][$code]))
	{
		return $this->phrases[$region][$code];
	}

	return null;
}