| /** | |
| * Matomo - free/libre analytics platform | |
| * | |
| * @link https://matomo.org | |
| * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later | |
| */ | |
| namespace Piwik\Translation\Loader; | |
| use Piwik\Common; | |
| /** | |
| * Loads translations from JSON files. | |
| */ | |
| class JsonFileLoader implements LoaderInterface | |
| { | |
| public function load($language, array $directories) | |
| { | |
| if (empty($language)) { | |
| return array(); | |
| } | |
| $translations = array(); | |
| foreach ($directories as $directory) { | |
| $filename = $directory . '/' . $language . '.json'; | |
| if (! file_exists($filename)) { | |
| continue; | |
| } | |
| $translations = array_replace_recursive( | |
| $translations, | |
| $this->loadFile($filename) | |
| ); | |
| } | |
| return $translations; | |
| } | |
| /** | |
| * @return array<string, array<string, string>> | |
| */ | |
| private function loadFile(string $filename): array | |
| { | |
| $data = file_get_contents($filename); | |
| $translations = json_decode($data, true); | |
| if (is_null($translations) && Common::hasJsonErrorOccurred()) { | |
| throw new \Exception(sprintf( | |
| 'Not able to load translation file %s: %s', | |
| $filename, | |
| Common::getLastJsonError() | |
| )); | |
| } | |
| if (!is_array($translations)) { | |
| return []; | |
| } | |
| return $translations; | |
| } | |
| } | |