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<?php |
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declare(strict_types=1); |
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namespace App\ViewRenderer; |
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use Yiisoft\Router\UrlMatcherInterface; |
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use Yiisoft\View\WebView; |
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use Yiisoft\Yii\Web\Middleware\Csrf; |
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class CsrfInjection implements InjectionInterface |
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{ |
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public const DEFAULT_META_ATTRIBUTE = 'csrf'; |
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public const DEFAULT_PARAMETER = 'csrf'; |
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private UrlMatcherInterface $urlMatcher; |
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private WebView $view; |
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private string $requestAttribute = Csrf::REQUEST_NAME; |
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private string $metaAttribute = self::DEFAULT_META_ATTRIBUTE; |
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private string $parameter = self::DEFAULT_PARAMETER; |
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public function __construct( |
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UrlMatcherInterface $urlMatcher, |
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WebView $view |
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) { |
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$this->urlMatcher = $urlMatcher; |
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$this->view = $view; |
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} |
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public function withConfig(array $config): self |
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{ |
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$clone = clone $this; |
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$clone->requestAttribute = $config['requestAttribute'] ?? Csrf::REQUEST_NAME; |
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$clone->metaAttribute = $config['metaAttribute'] ?? self::DEFAULT_META_ATTRIBUTE; |
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$clone->parameter = $config['parameter'] ?? self::DEFAULT_PARAMETER; |
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return $clone; |
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} |
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public function getParams(): array |
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{ |
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$csrfToken = $this->getCsrfToken(); |
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$this->view->registerMetaTag( |
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[ |
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'name' => $this->metaAttribute, |
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'content' => $this->csrfToken, |
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], |
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'csrf_meta_tags' |
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); |
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return [$this->parameter => $csrfToken]; |
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} |
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private ?string $csrfToken = null; |
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private function getCsrfToken(): string |
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{ |
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if ($this->csrfToken === null) { |
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$this->csrfToken = $this->urlMatcher->getLastMatchedRequest()->getAttribute($this->requestAttribute); |
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} |
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return $this->csrfToken; |
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} |
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} |
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yiisoft /
yii-demo
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