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Add Internationalization

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- Add Utils/L10n class
- Add translator functions to PHP Renderer
- Refactor web controllers to prevent duplicated code
- Add locale middleware
- Add translation file loading
- Add i18n settings
This commit is contained in:
Hypolite Petovan 2018-11-15 23:59:00 -05:00
commit 5b7bb030de
21 changed files with 537 additions and 245 deletions
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35
src/middleware.php
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@ -1,9 +1,40 @@
<?php
// Application middleware
// e.g: $app->add(new \Slim\Csrf\Guard);
// configure middleware
use Boronczyk\LocalizationMiddleware;
$app->add(new \Gofabian\Negotiation\NegotiationMiddleware([
'accept' => ['text/html', 'application/json']
]));
$middleware = new LocalizationMiddleware(
$container->get('settings')['i18n']['locales'],
$container->get('settings')['i18n']['default']
);
$middleware->setLocaleCallback(function (string $locale) use ($container) {
$langPath = $container->get('settings')['i18n']['path'];
$translator = $container->get('l10n');
if (is_a($translator, 'Gettext\GettextTranslator')) {
// One of them will end up working, right?
$translator->setLanguage($locale);
$translator->setLanguage($locale . '.utf8');
$translator->setLanguage($locale . '.UTF8');
$translator->setLanguage($locale . '.utf-8');
$translator->setLanguage($locale . '.UTF-8');
$translator->loadDomain('strings', $langPath);
} else {
/** @var $translator \Gettext\Translator */
if (file_exists($langPath . '/' . $locale . '/LC_MESSAGES/strings.mo')) {
$translator->loadTranslations(Gettext\Translations::fromMoFile($langPath . '/' . $locale . '/LC_MESSAGES/strings.mo'));
} elseif (file_exists($langPath . '/' . $locale . '/LC_MESSAGES/strings.po')) {
$translator->loadTranslations(Gettext\Translations::fromPoFile($langPath . '/' . $locale . '/LC_MESSAGES/strings.po'));
}
}
});
$middleware->setUriParamName('lang');
$app->add($middleware);