morephotoassembler.php

См. документацию.

<?php
 
namespace Bitrix\Catalog\Grid\Row\Assembler;
 
use Bitrix\Catalog\Component\ImageInput;
use Bitrix\Catalog\Grid\Settings\ProductSettings;
use Bitrix\Catalog\v2\IoC\ServiceContainer;
use Bitrix\Catalog\v2\Product\BaseProduct;
use Bitrix\Catalog\v2\Sku\BaseSku;
use Bitrix\Iblock\Grid\RowType;
use Bitrix\Main\Grid\Row\FieldAssembler;
use Bitrix\Main\Loader;
use Bitrix\Main\Page\Asset;
use Bitrix\Main\Web\Uri;
 
Loader::requireModule('iblock');

final class MorePhotoAssembler extends FieldAssembler
{
    private array $entities;
 
    public function __construct(array $columnIds, ProductSettings $settings)
    {
        parent::__construct($columnIds, $settings);
 
        $this->preloadResources();
    }

    private function preloadResources(): void
    {
        Asset::getInstance()->addJs('/bitrix/components/bitrix/ui.image.input/templates/.default/script.js');
        Asset::getInstance()->addCss('/bitrix/components/bitrix/ui.image.input/templates/.default/style.css');
    }
 
    private function getIblockId(): int
    {
        return $this->getSettings()->getIblockId();
    }
 
    private function getOffersIblockId(): ?int
    {
        return $this->getSettings()->getOffersIblockId();
    }
 
    #region override
 
    public function prepareRows(array $rowList): array
    {
        if (empty($this->getColumnIds()))
        {
            return $rowList;
        }
 
        $this->loadEntities($rowList);
 
        foreach ($rowList as &$row)
        {
            $id = (int)($row['data']['ID'] ?? 0);
            $type = $row['data']['ROW_TYPE'] ?? null;
            $entity = $this->entities[$id] ?? null;
 
            $row['columns'] ??= [];
 
            foreach ($this->getColumnIds() as $columnId)
            {
                if ($id === 0 || $type !== RowType::ELEMENT || !isset($entity))
                {
                    $row['data'][$columnId] = null;
                    $row['columns'][$columnId] = null;
                }
                elseif ($this->getSettings()->isExcelMode())
                {
                    $imagesSrc = [];
                    foreach ($entity->getFrontImageCollection() as $image)
                    {
                        $uri = new Uri($image->getSource());
                        $imagesSrc[] = (string)$uri->toAbsolute();
                    }
 
                    $row['data'][$columnId] = join(', ', $imagesSrc);
                    $row['columns'][$columnId] = join(', ', $imagesSrc);
                }
                else
                {
                    $imageInput = new ImageInput($entity);
                    //$imageInput->disableAutoSaving();
                    $html = $imageInput->getFormattedField();
 
                    $row['data']['~' . $columnId] = $html['input'];
                    $row['columns'][$columnId] = $html['preview'];
                }
            }
        }
 
        return $rowList;
    }
 
    protected function prepareColumn($value)
    {
        return $value;
    }
 
    #endregion override
 
    private function loadEntities(array $rowList): void
    {
        $this->entities = [];
 
        $productToOfferId = $this->getSettings()->getSelectedProductOfferIds();
        $offerToProductId = array_flip($productToOfferId);
 
        $ids = [];
        foreach ($rowList as $row)
        {
            $id = (int)($row['data']['ID'] ?? 0);
            if ($id === 0)
            {
                continue;
            }
 
            $type = $row['data']['ROW_TYPE'] ?? null;
            if ($type !== RowType::ELEMENT)
            {
                continue;
            }
 
            // replace `product id` to `offer id` to display correct offer image.
            if (isset($productToOfferId[$id]))
            {
                $id = $productToOfferId[$id];
            }
 
            $ids[] = $id;
        }
 
        if (empty($ids))
        {
            return;
        }
 
        $repository = ServiceContainer::getProductRepository($this->getIblockId());
        if (isset($repository))
        {
            $items = $repository->getEntitiesBy([
                'filter' => [
                    'ID' => $ids,
                ],
            ]);
            foreach ($items as $item)
            {
 
                $this->entities[$item->getId()] = $item;
            }
        }
 
        $offersIblockId = $this->getOffersIblockId();
        $repository =
            isset($offersIblockId)
                ? ServiceContainer::getSkuRepository($offersIblockId)
                : null
        ;
        if (isset($repository))
        {
            $items = $repository->getEntitiesBy([
                'filter' => [
                    'ID' => $ids,
                ],
            ]);
            foreach ($items as $item)
            {
 
                $productId = $offerToProductId[$item->getId()];
                $this->entities[$productId] = $item;
            }
        }
    }
}