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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the Superdesk Web Publisher Content Bundle. |
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* |
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* Copyright 2018 Sourcefabric z.ú. and contributors. |
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* |
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* For the full copyright and license information, please see the |
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* AUTHORS and LICENSE files distributed with this source code. |
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* |
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* @copyright 2018 Sourcefabric z.ú |
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* @license http://www.superdesk.org/license |
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*/ |
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namespace SWP\Bundle\ContentBundle\Processor; |
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use SWP\Bundle\ContentBundle\File\FileExtensionCheckerInterface; |
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use SWP\Bundle\ContentBundle\Manager\MediaManagerInterface; |
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use SWP\Bundle\ContentBundle\Model\ArticleInterface; |
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use SWP\Bundle\ContentBundle\Model\ArticleMediaInterface; |
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use SWP\Bundle\ContentBundle\Model\ImageRendition; |
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use Symfony\Component\DomCrawler\Crawler; |
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final class EmbeddedImageProcessor implements EmbeddedImageProcessorInterface |
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{ |
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private const DEFAULT_ARTICLE_BODY_IMAGE_RENDITION = 'original'; |
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/** |
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* @var MediaManagerInterface |
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*/ |
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private $mediaManager; |
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/** |
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* @var FileExtensionCheckerInterface |
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*/ |
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private $fileExtensionChecker; |
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/** |
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* @var string |
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*/ |
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private $defaultImageRendition; |
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public function __construct(MediaManagerInterface $mediaManager, FileExtensionCheckerInterface $fileExtensionChecker) |
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{ |
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$this->mediaManager = $mediaManager; |
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$this->fileExtensionChecker = $fileExtensionChecker; |
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} |
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public function process(ArticleInterface $article, ArticleMediaInterface $articleMedia): void |
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{ |
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$body = $article->getBody(); |
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$mediaId = str_replace('/', '\\/', $articleMedia->getKey()); |
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preg_match( |
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"/(<!-- ?EMBED START Image {id: \"$mediaId\"} ?-->)(.+?)(<!-- ?EMBED END Image {id: \"$mediaId\"} ?-->)/im", |
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str_replace(PHP_EOL, '', $body), |
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$embeds |
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); |
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if (empty($embeds)) { |
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return; |
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} |
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$figureString = $embeds[2]; |
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$crawler = new Crawler($figureString); |
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$images = $crawler->filter('figure img'); |
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/** @var \DOMElement $imageElement */ |
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foreach ($images as $imageElement) { |
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/** @var ImageRendition $rendition */ |
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foreach ($articleMedia->getRenditions() as $rendition) { |
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if ($this->getDefaultImageRendition() === $rendition->getName()) { |
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$attributes = $imageElement->attributes; |
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$altAttribute = null; |
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if ($imageElement->hasAttribute('alt')) { |
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$altAttribute = $attributes->getNamedItem('alt'); |
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} |
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while ($attributes->length) { |
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$imageElement->removeAttribute($attributes->item(0)->name); |
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} |
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$imageElement->setAttribute('src', $this->mediaManager->getMediaUri($rendition->getImage())); |
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if (null === $rendition->getImage()->getId()) { |
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$imageElement->setAttribute('src', $rendition->getPreviewUrl()); |
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} |
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$imageElement->setAttribute('data-media-id', $mediaId); |
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$imageElement->setAttribute('data-image-id', $rendition->getImage()->getAssetId()); |
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$imageElement->setAttribute('data-rendition-name', $this->getDefaultImageRendition()); |
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$imageElement->setAttribute('width', (string) $rendition->getWidth()); |
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$imageElement->setAttribute('height', (string) $rendition->getHeight()); |
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if (null !== $altAttribute) { |
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$imageElement->setAttribute('alt', $altAttribute->nodeValue); |
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} |
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} |
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} |
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} |
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$article->setBody(str_replace($figureString, $crawler->filter('body')->html(), $body)); |
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} |
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public function setDefaultImageRendition(string $renditionName): void |
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{ |
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$this->defaultImageRendition = $renditionName; |
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} |
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public function supports(string $type): bool |
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{ |
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return $this->fileExtensionChecker->isImage($type); |
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} |
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private function getDefaultImageRendition(): string |
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{ |
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if (null === $this->defaultImageRendition) { |
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return self::DEFAULT_ARTICLE_BODY_IMAGE_RENDITION; |
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} |
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return $this->defaultImageRendition; |
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} |
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} |
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superdesk /
web-publisher
