45 lines
1.2 KiB
PHP
45 lines
1.2 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace App\Handler;
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use App\Service\AvatarService;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Http\Server\RequestHandlerInterface;
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use Zend\Diactoros\Response\TextResponse;
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class AvatarHandler implements RequestHandlerInterface
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{
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/** @var AvatarService */
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private $avatarService;
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/**
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* AvatarHandler constructor.
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* @param AvatarService $avatarService
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*/
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public function __construct(AvatarService $avatarService)
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{
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$this->avatarService = $avatarService;
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}
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/**
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* @param ServerRequestInterface $request
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* @return ResponseInterface
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*/
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public function handle(ServerRequestInterface $request): ResponseInterface
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{
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$signum = $request->getAttribute('signum', false);
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try {
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$avatarImageData = $this->avatarService->getAvatarImageData($signum);
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} catch (\UnexpectedValueException $e) {
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return new TextResponse("Avatar not found", 404);
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}
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return (new TextResponse($avatarImageData, 200, [
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'content-type' => 'image/png',
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]))->withHeader('Expires', '0')
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->withHeader('Cache-Control', 'must-revalidate');
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}
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}
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