manualuploadregistry.php

См. документацию.

<?php
 
namespace Bitrix\Main\UserField\File;
 
use Bitrix\Main\UI\FileInputUtility;
 
final class ManualUploadRegistry
{
    private static ?self $instance = null;
 
    private array $storage = [];
 
    public static function getInstance(): self
    {
        self::$instance ??= new self();
 
        return self::$instance;
    }
 
    public function isFileRegistered(array $userField, int $fileId): bool
    {
        $key = $this->getUserFieldStorageKey($userField);
        if (!$key)
        {
            return false;
        }
 
        return isset($this->storage[$key][$fileId]);
    }
 
    public function registerFile(array $userField, int $fileId): void
    {
        $key = $this->getUserFieldStorageKey($userField);
        if (!$key)
        {
            return;
        }
 
        $this->storage[$key] ??= [];
        $this->storage[$key][$fileId] = $fileId;
    }
 
    private function getUserFieldStorageKey(array $userField): ?string
    {
        if (!$this->isUserField($userField))
        {
            return null;
        }
 
        return FileInputUtility::instance()->getUserFieldCid($userField);
    }
 
    private function isUserField(array $userFieldCandidate): bool
    {
        return isset($userFieldCandidate['ID'], $userFieldCandidate['ENTITY_ID'], $userFieldCandidate['FIELD_NAME']);
    }
}