Files
ave-cms/system/App/Content/Fields/DocumentRelationIndex.php
T
2026-07-27 12:58:44 +03:00

123 lines
3.6 KiB
PHP

<?php
/*
|--------------------------------------------------------------------------------------
| AVE.cms
|--------------------------------------------------------------------------------------
| @package AVE.cms
| @file system/App/Content/Fields/DocumentRelationIndex.php
| @author AVE.cms <support@ave-cms.ru>
| @copyright 2007-2026 (c) AVE.cms
| @link https://ave-cms.ru
| @version 3.3
*/
namespace App\Content\Fields;
defined('BASEPATH') || die('Direct access to this location is not allowed.');
use App\Common\DatabaseSchema;
use App\Content\ContentTables;
use DB;
/** Materialized edge index for fast outgoing and reverse document relations. */
class DocumentRelationIndex
{
protected static $available;
public static function sync($documentId, array $fields)
{
$documentId = (int) $documentId;
if ($documentId <= 0 || !self::available()) { return false; }
try {
DB::Delete(self::table(), 'source_document_id=%i', $documentId);
foreach ($fields as $field) {
if (!is_array($field) || empty($field['relation']['items'])) { continue; }
$fieldId = isset($field['id']) ? (int) $field['id'] : 0;
$type = isset($field['type']) ? (string) $field['type'] : '';
foreach ((array) $field['relation']['items'] as $item) {
$targetId = is_array($item) && isset($item['document_id']) ? (int) $item['document_id'] : 0;
if ($fieldId <= 0 || $targetId <= 0) { continue; }
DB::Insert(self::table(), array(
'source_document_id' => $documentId,
'source_field_id' => $fieldId,
'target_document_id' => $targetId,
'relation_type' => $type,
'position' => isset($item['position']) ? max(0, (int) $item['position']) : 0,
'updated_at' => time(),
));
}
}
} catch (\Throwable $e) {
error_log('Document relation index #' . $documentId . ': ' . $e->getMessage());
return false;
}
return true;
}
public static function removeSource($documentId)
{
return self::remove('source_document_id', $documentId);
}
public static function removeDocument($documentId)
{
if (!self::available()) { return false; }
$documentId = (int) $documentId;
DB::Delete(self::table(), 'source_document_id=%i OR target_document_id=%i', $documentId, $documentId);
return true;
}
public static function removeField($fieldId)
{
return self::remove('source_field_id', $fieldId);
}
public static function outgoing($documentId)
{
return self::edges('source_document_id', $documentId, 'position ASC,id ASC');
}
public static function incoming($documentId)
{
return self::edges('target_document_id', $documentId, 'source_document_id ASC,position ASC,id ASC');
}
public static function resetAvailability()
{
self::$available = null;
}
protected static function edges($column, $documentId, $order)
{
if (!self::available() || (int) $documentId <= 0) { return array(); }
return DB::query(
'SELECT * FROM %b WHERE ' . $column . '=%i ORDER BY ' . $order,
self::table(), (int) $documentId
)->getAll() ?: array();
}
protected static function remove($column, $documentId)
{
if (!self::available() || (int) $documentId <= 0) { return false; }
DB::Delete(self::table(), $column . '=%i', (int) $documentId);
return true;
}
protected static function available()
{
if (self::$available === null) {
try { self::$available = DatabaseSchema::tableExists(self::table()); }
catch (\Throwable $e) { self::$available = false; }
}
return self::$available;
}
protected static function table()
{
return ContentTables::table('document_relation_edges');
}
}