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