1 files changed, 86 insertions, 0 deletions
diff --git a/src/Helpers/Translation/TranslationServiceProvider.php b/src/Helpers/Translation/TranslationServiceProvider.php
new file mode 100644
index 00000000..09337dad
--- /dev/null
+++ b/src/Helpers/Translation/TranslationServiceProvider.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace Engelsystem\Helpers\Translation;
+
+use Engelsystem\Config\Config;
+use Engelsystem\Container\ServiceProvider;
+use Gettext\Translations;
+use Symfony\Component\HttpFoundation\Session\Session;
+
+class TranslationServiceProvider extends ServiceProvider
+{
+    /** @var GettextTranslator */
+    protected $translators = [];
+
+    public function register(): void
+    {
+        /** @var Config $config */
+        $config = $this->app->get('config');
+        /** @var Session $session */
+        $session = $this->app->get('session');
+
+        $locales = $config->get('locales');
+        $locale = $config->get('default_locale');
+        $fallbackLocale = $config->get('fallback_locale', 'en_US');
+
+        $sessionLocale = $session->get('locale', $locale);
+        if (isset($locales[$sessionLocale])) {
+            $locale = $sessionLocale;
+        }
+
+        $session->set('locale', $locale);
+
+        $translator = $this->app->make(
+            Translator::class,
+            [
+                'locale'                => $locale,
+                'locales'               => $locales,
+                'fallbackLocale'        => $fallbackLocale,
+                'getTranslatorCallback' => [$this, 'getTranslator'],
+                'localeChangeCallback'  => [$this, 'setLocale'],
+            ]
+        );
+        $this->app->instance(Translator::class, $translator);
+        $this->app->instance('translator', $translator);
+    }
+
+    /**
+     * @param string $locale
+     * @codeCoverageIgnore
+     */
+    public function setLocale(string $locale): void
+    {
+        $locale .= '.UTF-8';
+        // Set the users locale
+        putenv('LC_ALL=' . $locale);
+        setlocale(LC_ALL, $locale);
+
+        // Reset numeric formatting to allow output of floats
+        putenv('LC_NUMERIC=C');
+        setlocale(LC_NUMERIC, 'C');
+    }
+
+    /**
+     * @param string $locale
+     * @return GettextTranslator
+     */
+    public function getTranslator(string $locale): GettextTranslator
+    {
+        if (!isset($this->translators[$locale])) {
+            $file = $this->app->get('path.lang') . '/' . $locale . '/default.mo';
+
+            /** @var GettextTranslator $translator */
+            $translator = $this->app->make(GettextTranslator::class);
+
+            /** @var Translations $translations */
+            $translations = $this->app->make(Translations::class);
+            $translations->addFromMoFile($file);
+
+            $translator->loadTranslations($translations);
+
+            $this->translators[$locale] = $translator;
+        }
+
+        return $this->translators[$locale];
+    }
+}