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<?php |
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declare( strict_types = 1 ); |
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namespace WMDE\BannerServer\Controller; |
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use Symfony\Component\HttpFoundation\Cookie; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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abstract class AbstractCookieController { |
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public const CATEGORY_PARAM = 'c'; |
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public function index( Request $request ): Response { |
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$categories = trim( (string)$request->query->get( self::CATEGORY_PARAM, '' ) ); |
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if ( $categories === '' || !preg_match( '/^[-0-9a-zA-Z_,]+$/', $categories ) ) { |
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return $this->newHtmlResponse( 'No donation category specified', Response::HTTP_BAD_REQUEST ); |
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} |
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if ( $this->isImageRequest( $request ) ) { |
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$response = $this->newImageResponse(); |
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} else { |
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$response = $this->newHtmlResponse( 'Thank you for donating' ); |
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} |
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$expiry = ( new \DateTime() )->add( $this->getCookieLifetime() ); |
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$response->headers->setCookie( Cookie::create( |
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BannerSelectionController::CATEGORY_COOKIE, |
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$categories, |
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$expiry, |
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'/', |
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null, |
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true, |
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true, |
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false, |
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Cookie::SAMESITE_NONE |
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) ); |
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return $response; |
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} |
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abstract protected function getCookieLifetime(): \DateInterval; |
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private function newHtmlResponse( string $message, int $status = Response::HTTP_OK ): Response { |
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$html = "<!DOCTYPE html><html lang='en'><head><title>WMDE Banner Server</title>" . |
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"<meta charset=utf-8></head><body>$message</body></html>"; |
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return new Response( $html, $status, [ 'content-type' => 'text/html' ] ); |
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} |
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private function isImageRequest( Request $request ): bool { |
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$contentTypes = $request->getAcceptableContentTypes(); |
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if ( count( $contentTypes ) < 1 ) { |
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return false; |
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} |
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$preferredContent = $contentTypes[0]; |
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return strpos( $preferredContent, 'image/' ) === 0; |
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} |
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private function newImageResponse(): Response { |
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return new Response( '', Response::HTTP_OK, [ |
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'content-type' => 'image/png', |
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] ); |
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} |
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} |
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wmde /
banner-server
