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<?php
/**
* Joomla! Content Management System
*
* @copyright (C) 2023 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Schemaorg;
use Joomla\CMS\HTML\HTMLHelper;
// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects
/**
* Prepare images to be valid for JSON-LD output
*
* @since 5.0.0
*/
trait SchemaorgPrepareImageTrait
{
/**
* Prepare media image files
*
* @param string|array $image
*
* @return string|array
*
* @since 5.0.0
*/
protected function prepareImage($image)
{
if (\is_array($image)) {
// We don't handle references, they should be ok
if (\count($image) === 1 && isset($image['@id'])) {
return $image;
}
$newImages = [];
foreach ($image as $img) {
$newImages[] = $this->prepareImage($img);
}
return $newImages;
}
$img = HTMLHelper::_('cleanImageUrl', $image);
return $img->url ?? null;
}
}