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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Translation\Loader;
/**
* Loads a pseudo-language for developers where translation are equal to translation ids.
*/
class DevelopmentLoader implements LoaderInterface
{
const LANGUAGE_ID = 'dev';
/**
* Decorated loader.
*
* @var LoaderInterface
*/
private $loader;
/**
* @var string
*/
private $fallbackLanguage = 'en';
/**
* @param LoaderInterface $loader Decorate another loader to add the pseudo-language.
*/
public function __construct(LoaderInterface $loader)
{
$this->loader = $loader;
}
/**
* {@inheritdoc}
*/
public function load($language, array $directories)
{
if ($language !== self::LANGUAGE_ID) {
return $this->loader->load($language, $directories);
}
return $this->getDevelopmentTranslations($directories);
}
private function getDevelopmentTranslations(array $directories)
{
$fallbackTranslations = $this->loader->load($this->fallbackLanguage, $directories);
$translations = array();
foreach ($fallbackTranslations as $section => $sectionFallbackTranslations) {
$translationIds = array_keys($sectionFallbackTranslations);
$sectionTranslations = $this->prefixTranslationsWithSection($section, $translationIds);
$translations[$section] = array_combine($translationIds, $sectionTranslations);
}
return $translations;
}
private function prefixTranslationsWithSection($section, $translationIds)
{
return array_map(function ($translation) use ($section) {
return $section . '_' . $translation;
}, $translationIds);
}
}
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