Files
lichterei-web/kirby/src/Cms/LanguageRouter.php
Bastian Allgeier 1c22148d7b Upgrade to 3.7.0
2022-06-27 11:59:19 +02:00

137 lines
3.8 KiB
PHP
Executable File

<?php
namespace Kirby\Cms;
use Exception;
use Kirby\Exception\NotFoundException;
use Kirby\Http\Router;
use Kirby\Toolkit\A;
use Kirby\Toolkit\Str;
/**
* The language router is used internally
* to handle language-specific (scoped) routes
*
* @package Kirby Cms
* @author Bastian Allgeier <bastian@getkirby.com>
* @link https://getkirby.com
* @copyright Bastian Allgeier
* @license https://getkirby.com/license
*/
class LanguageRouter
{
/**
* The parent language
*
* @var Language
*/
protected $language;
/**
* The router instance
*
* @var Router
*/
protected $router;
/**
* Creates a new language router instance
* for the given language
*
* @param \Kirby\Cms\Language $language
*/
public function __construct(Language $language)
{
$this->language = $language;
}
/**
* Fetches all scoped routes for the
* current language from the Kirby instance
*
* @return array
* @throws \Kirby\Exception\NotFoundException
*/
public function routes(): array
{
$language = $this->language;
$kirby = $language->kirby();
$routes = $kirby->routes();
// only keep the scoped language routes
$routes = array_values(array_filter($routes, function ($route) use ($language) {
// no language scope
if (empty($route['language']) === true) {
return false;
}
// wildcard
if ($route['language'] === '*') {
return true;
}
// get all applicable languages
$languages = Str::split(strtolower($route['language']), '|');
// validate the language
return in_array($language->code(), $languages) === true;
}));
// add the page-scope if necessary
foreach ($routes as $index => $route) {
if ($pageId = ($route['page'] ?? null)) {
if ($page = $kirby->page($pageId)) {
// convert string patterns to arrays
$patterns = A::wrap($route['pattern']);
// prefix all patterns with the page slug
$patterns = A::map(
$patterns,
fn ($pattern) => $page->uri($language) . '/' . $pattern
);
// re-inject the pattern and the full page object
$routes[$index]['pattern'] = $patterns;
$routes[$index]['page'] = $page;
} else {
throw new NotFoundException('The page "' . $pageId . '" does not exist');
}
}
}
return $routes;
}
/**
* Wrapper around the Router::call method
* that injects the Language instance and
* if needed also the Page as arguments.
*
* @param string|null $path
* @return mixed
*/
public function call(string $path = null)
{
$language = $this->language;
$kirby = $language->kirby();
$router = new Router($this->routes());
try {
return $router->call($path, $kirby->request()->method(), function ($route) use ($kirby, $language) {
$kirby->setCurrentTranslation($language);
$kirby->setCurrentLanguage($language);
if ($page = $route->page()) {
return $route->action()->call($route, $language, $page, ...$route->arguments());
} else {
return $route->action()->call($route, $language, ...$route->arguments());
}
});
} catch (Exception $e) {
return $kirby->resolve($path, $language->code());
}
}
}