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<?php |
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/** |
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* webtrees: online genealogy |
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* Copyright (C) 2020 webtrees development team |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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declare(strict_types=1); |
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namespace Fisharebest\Webtrees\Http\RequestHandlers; |
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use Fig\Http\Message\StatusCodeInterface; |
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use Fisharebest\Webtrees\Factory; |
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use Fisharebest\Webtrees\Services\MediaFileService; |
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use Fisharebest\Webtrees\Site; |
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use Fisharebest\Webtrees\Tree; |
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use League\Flysystem\FilesystemInterface; |
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use League\Glide\Signatures\SignatureException; |
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use League\Glide\Signatures\SignatureFactory; |
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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 function assert; |
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use function pathinfo; |
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use function redirect; |
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use function strtolower; |
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use const PATHINFO_EXTENSION; |
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/** |
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* Controller for the media page and displaying images. |
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*/ |
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class MediaFileThumbnail implements RequestHandlerInterface |
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{ |
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/** @var MediaFileService */ |
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private $media_file_service; |
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/** |
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* MediaFileController constructor. |
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* |
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* @param MediaFileService $media_file_service |
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*/ |
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public function __construct(MediaFileService $media_file_service) |
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{ |
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$this->media_file_service = $media_file_service; |
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} |
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/** |
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* Show an image/thumbnail, with/without a watermark. |
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* |
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* @param ServerRequestInterface $request |
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* |
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* @return ResponseInterface |
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*/ |
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public function handle(ServerRequestInterface $request): ResponseInterface |
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{ |
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$tree = $request->getAttribute('tree'); |
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assert($tree instanceof Tree); |
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$data_filesystem = $request->getAttribute('filesystem.data'); |
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assert($data_filesystem instanceof FilesystemInterface); |
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$params = $request->getQueryParams(); |
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$xref = $params['xref']; |
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$fact_id = $params['fact_id']; |
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$media = Factory::media()->make($xref, $tree); |
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if ($media === null) { |
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return $this->media_file_service->replacementImage((string) StatusCodeInterface::STATUS_NOT_FOUND); |
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} |
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if (!$media->canShow()) { |
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return $this->media_file_service->replacementImage((string) StatusCodeInterface::STATUS_FORBIDDEN); |
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} |
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foreach ($media->mediaFiles() as $media_file) { |
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if ($media_file->factId() === $fact_id) { |
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if ($media_file->isExternal()) { |
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return redirect($media_file->filename()); |
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} |
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// Validate HTTP signature |
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$params['tree'] = $media_file->media()->tree()->name(); |
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try { |
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SignatureFactory::create(Site::getPreference('glide-key')) |
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->validateRequest('', $params); |
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} catch (SignatureException $ex) { |
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return $this->media_file_service->replacementImage((string) StatusCodeInterface::STATUS_FORBIDDEN) |
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->withHeader('X-Signature-Exception', $ex->getMessage()); |
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} |
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if ($media_file->isImage()) { |
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$media_folder = $media_file->media()->tree()->getPreference('MEDIA_DIRECTORY', 'media/'); |
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$file = $media_file->filename(); |
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return $this->media_file_service->generateImage($media_folder, $file, $data_filesystem, $request->getQueryParams()); |
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} |
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// Shouldn't usually get here, as we only generate these URLs for images. |
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$extension = '.' . strtolower(pathinfo($media_file->filename(), PATHINFO_EXTENSION)); |
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return $this->media_file_service->replacementImage($extension); |
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} |
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} |
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return $this->media_file_service->replacementImage((string) StatusCodeInterface::STATUS_NOT_FOUND); |
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} |
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} |
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fisharebest /
webtrees
