Subversion-Projekte lars-tiefland.laravel_shop

<?php

declare(strict_types=1);

/*

 * This file is part of the league/commonmark package.

 *

 * (c) Colin O'Dell <colinodell@gmail.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace League\CommonMark\Extension\Embed;

use League\CommonMark\Event\DocumentParsedEvent;

use League\CommonMark\Extension\CommonMark\Node\Inline\Link;

use League\CommonMark\Node\Block\Paragraph;

use League\CommonMark\Node\Inline\Text;

use League\CommonMark\Node\NodeIterator;

final class EmbedProcessor

{

    public const FALLBACK_REMOVE = 'remove';

    public const FALLBACK_LINK   = 'link';

    private EmbedAdapterInterface $adapter;

    private string $fallback;

    public function __construct(EmbedAdapterInterface $adapter, string $fallback = self::FALLBACK_REMOVE)

    {

        $this->adapter  = $adapter;

        $this->fallback = $fallback;

    }

    public function __invoke(DocumentParsedEvent $event): void

    {

        $document = $event->getDocument();

        $embeds   = [];

        foreach (new NodeIterator($document) as $node) {

            if (! ($node instanceof Embed)) {

                continue;

            }

            if ($node->parent() !== $document) {

                $replacement = new Paragraph();

                $replacement->appendChild(new Text($node->getUrl()));

                $node->replaceWith($replacement);

            } else {

                $embeds[] = $node;

            }

        }

        $this->adapter->updateEmbeds($embeds);

        foreach ($embeds as $embed) {

            if ($embed->getEmbedCode() !== null) {

                continue;

            }

            if ($this->fallback === self::FALLBACK_REMOVE) {

                $embed->detach();

            } elseif ($this->fallback === self::FALLBACK_LINK) {

                $paragraph = new Paragraph();

                $paragraph->appendChild(new Link($embed->getUrl(), $embed->getUrl()));

                $embed->replaceWith($paragraph);

            }

        }

    }

}