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<?php |
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namespace Kunstmaan\AdminBundle\Form; |
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use Symfony\Component\DomCrawler\Crawler; |
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use Symfony\Component\Form\DataTransformerInterface; |
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/** |
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* Class MediaTokenTransformer. |
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*/ |
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class MediaTokenTransformer implements DataTransformerInterface |
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{ |
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/** |
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* @param mixed $content |
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* |
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* @return string |
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*/ |
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public function transform($content) |
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{ |
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if (!trim($content)) { |
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return ''; |
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} |
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$crawler = new Crawler(); |
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$crawler->addHtmlContent($content); |
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$crawler->filter('img,a')->each( |
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function (Crawler $node) { |
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$element = $node->getNode(0); |
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$attribute = $element->nodeName === 'img' ? 'src' : 'href'; |
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if ($element->hasAttribute('data-' . $attribute)) { |
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$attributeValue = $element->getAttribute('data-' . $attribute); |
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$element->setAttribute($attribute, $attributeValue); |
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$element->removeAttribute('data-' . $attribute); |
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} |
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} |
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); |
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try { |
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return $crawler->html(); |
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} catch (\InvalidArgumentException $exception) { |
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return $content; |
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} |
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} |
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/** |
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* @param mixed $content |
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* |
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* @return string |
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*/ |
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public function reverseTransform($content) |
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{ |
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if (!trim($content)) { |
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return ''; |
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} |
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$crawler = new Crawler(); |
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$crawler->addHtmlContent($content); |
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// Get all img and a tags and parse the token. |
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$crawler->filter('img,a')->each( |
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function (Crawler $node) { |
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$element = $node->getNode(0); |
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$attribute = $element->nodeName === 'img' ? 'src' : 'href'; |
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$attributeValue = $element->getAttribute($attribute); |
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$parsed = parse_url($attributeValue, PHP_URL_QUERY); |
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parse_str($parsed, $query); |
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if (isset($query['token'])) { |
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$element->setAttribute($attribute, $query['token']); |
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} |
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$element->setAttribute('data-' . $attribute, $attributeValue); |
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} |
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); |
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try { |
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$html = $crawler->filter('body')->html(); |
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// URL-decode square brackets in img and a tags |
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$html = preg_replace_callback( |
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'/<(img|a)\s+[^>]*>/', |
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function ($matches) { |
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return str_replace(['%5B', '%5D'], ['[', ']'], $matches[0]); |
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}, |
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$html |
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); |
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return $html; |
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} catch (\InvalidArgumentException $exception) { |
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return $content; |
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} |
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} |
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} |
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Kunstmaan /
KunstmaanBundlesCMS
