addtosectiongroupchild.php

<?php
 
namespace Bitrix\Iblock\Grid\Panel\UI\Actions\Item\ElementGroup;
 
use Bitrix\Iblock\Grid\ActionType;
use Bitrix\Iblock\Grid\Panel\UI\Actions\Helpers\ItemFinder;
use Bitrix\Iblock\Grid\Panel\UI\Actions\Item\ElementGroup\Helpers\SectionSelectControl;
use Bitrix\Iblock\Grid\RowType;
use Bitrix\Iblock\InheritedProperty\ElementValues;
use Bitrix\Main\Error;
use Bitrix\Main\Filter\Filter;
use Bitrix\Main\Grid\Panel\Actions;
use Bitrix\Main\Grid\Panel\Snippet;
use Bitrix\Main\Grid\Panel\Snippet\Onchange;
use Bitrix\Main\HttpRequest;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Result;
use CIBlockElement;
 
final class AddToSectionGroupChild extends BaseGroupChild
{
    use SectionSelectControl;
    use ItemFinder;
 
    public static function getId(): string
    {
        return ActionType::ADD_TO_SECTION;
    }
 
    public function getName(): string
    {
        return Loc::getMessage('IBLOCK_GRID_PANEL_UI_ACTIONS_ELEMENT_GROUP_ADD_TO_SECTION_NAME');
    }
 
    public function processRequest(HttpRequest $request, bool $isSelectedAllRows, ?Filter $filter = null): ?Result
    {
        $result = new Result();
 
        $controls = $request->getPost('controls');
        if (!is_array($controls))
        {
            return $result;
        }
 
        $sectionId = (int)($controls['section_id'] ?? 0);
        if ($sectionId <= 0)
        {
            return $result;
        }
 
        if ($isSelectedAllRows)
        {
            $elementIds = $this->getElementIdsByFilter($filter);
        }
        else
        {
            $ids = $this->getRequestRows($request);
            if (empty($ids))
            {
                return null;
            }
 
            [$elementIds,] = RowType::parseIndexList($ids);
            $elementIds = $this->validateElementIds($elementIds);
        }
 
        if ($elementIds)
        {
            $result->addErrors(
                $this->addElementsToSection($sectionId, $elementIds)->getErrors()
            );
        }
 
        return $result;
    }
 
    protected function getOnchange(): Onchange
    {
        return new Onchange([
            [
                'ACTION' => Actions::RESET_CONTROLS,
            ],
            [
                'ACTION' => Actions::CREATE,
                'DATA' => [
                    $this->getSectionSelectControl(false),
                    (new Snippet)->getSendSelectedButton(),
                ],
            ],
        ]);
    }
 
    private function addElementsToSection(int $sectionId, array $ids): Result
    {
        $result = new Result();
        $entity = new CIBlockElement();
 
        if (!$this->getIblockRightsChecker()->canBindElementToSection($sectionId))
        {
            $message = Loc::getMessage('IBLOCK_GRID_PANEL_UI_ADD_TO_SECTION_GROUP_CHILD_ACCESS_DENIED_BIND_ELEMENT', [
                '#ID#' => $sectionId,
            ]);
            $result->addError(
                new Error($message)
            );
 
            return $result;
        }
 
        foreach ($ids as $id)
        {
            if (!$this->getIblockRightsChecker()->canEditElement($id))
            {
                $message = Loc::getMessage('IBLOCK_GRID_PANEL_UI_ADD_TO_SECTION_GROUP_CHILD_ACCESS_DENIED_EDIT_ELEMENT', [
                    '#ID#' => $sectionId,
                ]);
                $result->addError(
                    new Error($message)
                );
 
                continue;
            }
 
            $fields = [
                'IBLOCK_SECTION' => [
                    $sectionId,
                    ...$this->getElementSectionsIds($id),
                ],
            ];
            $updateResult = $entity->Update($id, $fields);
            if (!$updateResult)
            {
                if ($entity->getLastError())
                {
                    $result->addError(
                        new Error($entity->getLastError())
                    );
                }
            }
            else
            {
                $ipropValues = new ElementValues($this->getIblockId(), $id);
                $ipropValues->clearValues();
            }
        }
 
        return $result;
    }
 
    private function getElementSectionsIds(int $elementId): array
    {
        $result = [];
 
        $rows = CIBlockElement::GetElementGroups($elementId, true, ['ID']);
        while ($row = $rows->Fetch())
        {
            $result[] = (int)$row['ID'];
        }
        unset($rows);
 
        return $result;
    }
}