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<?php |
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declare(strict_types=1); |
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namespace App\Twig\Extension; |
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use Symfony\Component\Routing\RouterInterface; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFunction; |
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use function Symfony\Component\String\u; |
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/** |
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* Routing related stuff. |
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* |
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* @see RoutingExtensionTest |
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*/ |
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final class RoutingExtension extends AbstractExtension |
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{ |
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/** |
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* @var array<int, string>|null |
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*/ |
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private ?array $controllers = null; |
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public function __construct( |
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private readonly RouterInterface $router, |
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) { |
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} |
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public function getFunctions(): array |
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{ |
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return [ |
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new TwigFunction('ctrl_fqcn', $this->getControllerFqcn(...)), |
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new TwigFunction('attr_if', $this->getAttributeIf(...)), |
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]; |
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} |
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/** |
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* This function returns a complete controller FQCN from a short name. |
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* If you have multiple controllers/actions with the same name, you can include |
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* the parent namespace to select the good one like the last examples below. |
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* |
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* @example ComposerAction --> App\Controller\ComposerAction |
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* @example Product\ListAction --> App\Controller\Product\ListAction |
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* @example Category\ListAction --> App\Controller\Category\ListAction |
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* |
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* @return class-string |
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*/ |
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public function getControllerFqcn(string $ctrlShortname): string |
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{ |
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if ($this->controllers === null) { |
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$this->controllers = array_unique(array_map( |
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static fn ($value) => u($value)->trimSuffix('::__invoke')->toString(), |
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array_keys($this->router->getRouteCollection()->getAliases()) |
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)); |
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} |
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foreach ($this->controllers as $controller) { |
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/** @var class-string $controller */ |
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if (u($controller)->endsWith($ctrlShortname)) { |
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return $controller; |
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} |
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} |
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// If all your ADR controllers live in the "App\Controller\" namespace, |
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// then you probably don't need all the code above, just use: |
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// |
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// return 'App\\Controller\\'. $ctrlShortname; |
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// |
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// If the route is not found, then Twig raises a "RouteNotFoundException". |
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throw new \InvalidArgumentException('No controller found for the "'.$ctrlShortname.'" shortname.'); |
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} |
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/** |
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* Returns an HTML attribute with a given value only if a condition is met. |
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* |
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* @see templates/base.html.twig |
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*/ |
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public function getAttributeIf(bool $condition, string $attribute, string $value): string |
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{ |
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if (!$condition) { |
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return ''; |
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} |
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return \sprintf(' %s="%s"', $attribute, $value); |
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} |
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} |
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strangebuzz /
MicroSymfony
