BaseRule.php

См. документацию.

<?php
 
namespace Bitrix\Catalog\Access\Rule;
 
use Bitrix\Catalog\Config\Feature;
use Bitrix\Main\Access\AccessibleItem;
use Bitrix\Main\Access\Rule\AbstractRule;
use Bitrix\Catalog\Access\ActionDictionary;
use Bitrix\Catalog\Access\AccessController;
use Bitrix\Catalog\Access\Model\UserModel;
 
class BaseRule extends AbstractRule
{
    /* @var AccessController $controller */
    /* @var UserModel $user */

    public function execute(AccessibleItem $item = null, $params = null): bool
    {
        if ($this->controller->isAdmin())
        {
            return true;
        }
 
        if (!Feature::isAccessControllerCheckingEnabled())
        {
            $userDepartments = $this->user->getUserDepartments();
 
            if (empty($userDepartments))
            {
                return false;
            }
 
            return count($userDepartments) > 1 || $userDepartments[0] !== 0;
        }
 
        if (!$params)
        {
            return false;
        }
 
        $params['item'] = $item;
 
        return $this->check($params);
    }
 
    public function getPermissionValue($params): ?int
    {
        if (!Feature::isAccessControllerCheckingEnabled())
        {
            return 1;
        }
 
        $permissionCode = static::getPermissionCode($params);
 
        if (!$permissionCode)
        {
            return null;
        }
 
        return $this->user->getPermission($permissionCode);
    }

    protected function check($params): bool
    {
        return (bool)$this->getPermissionValue($params);
    }

    protected static function getPermissionCode(array $params): ?string
    {
        $permissionCode = ActionDictionary::getActionPermissionMap()[$params['action']];
 
        if (!$permissionCode)
        {
            return null;
        }
 
        return (string)$permissionCode;
    }
}