BookStack/app/Util/CrossLinking/ModelResolvers/BookLinkModelResolver.php

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<?php
namespace BookStack\Util\CrossLinking\ModelResolvers;
use BookStack\Entities\Models\Book;
use BookStack\Model;
class BookLinkModelResolver implements CrossLinkModelResolver
{
public function resolve(string $link): ?Model
{
$pattern = '/^' . preg_quote(url('/books'), '/') . '\/([\w-]+)' . '[#?\/$]/';
$matches = [];
$match = preg_match($pattern, $link, $matches);
if (!$match) {
return null;
}
$bookSlug = $matches[1];
/** @var ?Book $model */
$model = Book::query()->where('slug', '=', $bookSlug)->first();
return $model;
}
}