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<?php |
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/** |
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* webtrees-lib: MyArtJaub library for webtrees |
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* |
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* @package MyArtJaub\Webtrees |
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* @subpackage MiscExtensions |
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* @author Jonathan Jaubart <[email protected]> |
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* @copyright Copyright (c) 2022-2025, Jonathan Jaubart |
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* @license http://www.gnu.org/licenses/gpl.html GNU General Public License, version 3 |
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*/ |
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declare(strict_types=1); |
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namespace MyArtJaub\Webtrees\Module\MiscExtensions\Factories; |
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use Fisharebest\Webtrees\Tree; |
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use Fisharebest\Webtrees\Factories\XrefFactory; |
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use Illuminate\Database\Capsule\Manager as DB; |
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/** |
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* Xref generator similar to webtrees 1.0. |
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*/ |
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class LegacyXrefFactory extends XrefFactory |
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{ |
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protected const TYPE_TO_PREFIX = [ |
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'INDI' => 'I', |
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'FAM' => 'F', |
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'OBJE' => 'M', |
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'NOTE' => 'N', |
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'SOUR' => 'S', |
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'REPO' => 'R', |
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]; |
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/** |
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* {@inheritDoc} |
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* @see \Fisharebest\Webtrees\Factories\XrefFactory::make() |
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*/ |
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public function make(string $record_type): string |
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{ |
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$prefix = static::TYPE_TO_PREFIX[$record_type] ?? 'X'; |
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return $this->generate($prefix, ''); |
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} |
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/** |
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* {@inheritDoc} |
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* @see \Fisharebest\Webtrees\Factories\XrefFactory::generate() |
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*/ |
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protected function generate($prefix, $suffix): string |
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{ |
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$tree = app(Tree::class); |
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if (!$tree instanceof Tree) { |
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return parent::generate($prefix, $suffix); |
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} |
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$setting_name = 'MAJ_MISC_XREF_NEXT_' . $prefix; |
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// Lock the row, so that only one new XREF may be generated at a time. |
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$num = (int) DB::table('gedcom_setting') |
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->where('gedcom_id', '=', $tree->id()) |
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->where('setting_name', '=', $setting_name) |
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->lockForUpdate() |
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->value('setting_value'); |
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$increment = 1.0; |
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do { |
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$num += (int) $increment; |
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// This exponential increment allows us to scan over large blocks of |
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// existing data in a reasonable time. |
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$increment *= 1.01; |
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$xref = $prefix . $num . $suffix; |
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// Records may already exist with this sequence number. |
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$already_used = |
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DB::table('individuals')->where('i_file', '=', $tree->id())->where('i_id', '=', $xref)->exists() || |
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DB::table('families')->where('f_file', '=', $tree->id())->where('f_id', '=', $xref)->exists() || |
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DB::table('sources')->where('s_file', '=', $tree->id())->where('s_id', '=', $xref)->exists() || |
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DB::table('media')->where('m_file', '=', $tree->id())->where('m_id', '=', $xref)->exists() || |
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DB::table('other')->where('o_file', '=', $tree->id())->where('o_id', '=', $xref)->exists() || |
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DB::table('change')->where('gedcom_id', '=', $tree->id())->where('xref', '=', $xref)->exists(); |
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} while ($already_used); |
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$tree->setPreference($setting_name, (string) $num); |
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return $xref; |
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} |
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} |
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jon48 /
webtrees-lib
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