Pagekit\Intl\IntlModule::getAvailableLanguages PHP Метод

    public function getAvailableLanguages()
    {
        $languages = $this->getLanguages();
        $territories = $this->getTerritories();
        $available = [];
        foreach (Finder::create()->directories()->depth(0)->in('app/system/languages')->name('/^[a-z]{2,3}(_[A-Z]{2})?$/') as $dir) {
            $id = $dir->getFilename();
            @(list($lang, $country) = explode('_', $id));
            if (isset($languages[$lang])) {
                $available[$id] = $languages[$lang];
                if (isset($country, $territories[$country])) {
                    $available[$id] .= ' - ' . $territories[$country];
                }
            }
        }
        asort($available);
        return $available;
    }