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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2026 webtrees development team
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Factories;
use Closure;
use Fisharebest\Webtrees\Contracts\MediaFactoryInterface;
use Fisharebest\Webtrees\DB;
use Fisharebest\Webtrees\Media;
use Fisharebest\Webtrees\Registry;
use Fisharebest\Webtrees\Tree;
use function preg_match;
/**
* Make a Media object.
*/
class MediaFactory extends AbstractGedcomRecordFactory implements MediaFactoryInterface
{
private const string TYPE_CHECK_REGEX = '/^0 @[^@]+@ ' . Media::RECORD_TYPE . '/';
/**
* Create a individual.
*/
public function make(string $xref, Tree $tree, string|null $gedcom = null): Media|null
{
return Registry::cache()->array()->remember(self::class . $xref . '@' . $tree->id(), function () use ($xref, $tree, $gedcom) {
$gedcom ??= $this->gedcom($xref, $tree);
$pending = $this->pendingChanges($tree)->get($xref);
if ($gedcom === null && ($pending === null || !preg_match(self::TYPE_CHECK_REGEX, $pending))) {
return null;
}
$xref = $this->extractXref($gedcom ?? $pending, $xref);
return $this->new($xref, $gedcom ?? '', $pending, $tree);
});
}
/**
* Create a media object from a row in the database.
*
* @param Tree $tree
*
* @return Closure(object):Media
*/
public function mapper(Tree $tree): Closure
{
return fn (object $row): Media => $this->make($row->m_id, $tree, $row->m_gedcom);
}
/**
* Create a media object from raw GEDCOM data.
*
* @param string $xref
* @param string $gedcom an empty string for new/pending records
* @param string|null $pending null for a record with no pending edits,
* empty string for records with pending deletions
* @param Tree $tree
*
* @return Media
*/
public function new(string $xref, string $gedcom, string|null $pending, Tree $tree): Media
{
return new Media($xref, $gedcom, $pending, $tree);
}
/**
* Fetch GEDCOM data from the database.
*
* @param string $xref
* @param Tree $tree
*
* @return string|null
*/
protected function gedcom(string $xref, Tree $tree): string|null
{
return DB::table('media')
->where('m_id', '=', $xref)
->where('m_file', '=', $tree->id())
->value('m_gedcom');
}
}
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