ElementList::editTemplateOfferProps

protected function editTemplateOfferProps(&$item)
{
	$matrix = array();
	$newOffers = array();
	$double = array();
	$item['OFFERS_PROP'] = false;
	$item['SKU_TREE_VALUES'] = array();

	$iblockParams = $this->storage['IBLOCK_PARAMS'][$item['IBLOCK_ID']];
	$skuPropList = [];
	if (isset($this->arResult['SKU_PROPS'][$item['IBLOCK_ID']]))
	{
		$skuPropList = $this->arResult['SKU_PROPS'][$item['IBLOCK_ID']];
	}
	$skuPropIds = array_keys($skuPropList);
	$matrixFields = array_fill_keys($skuPropIds, false);

	foreach ($item['OFFERS'] as $offerKey => $offer)
	{
		$offer['ID'] = (int)$offer['ID'];

		if (isset($double[$offer['ID']]))
			continue;

		$row = array();
		foreach ($skuPropIds as $code)
		{
			$row[$code] = $this->getTemplatePropCell($code, $offer, $matrixFields, $skuPropList);
		}

		$matrix[$offerKey] = $row;

		CIBlockPriceTools::clearProperties($offer['DISPLAY_PROPERTIES'], $iblockParams['OFFERS_TREE_PROPS']);
		CIBlockPriceTools::setRatioMinPrice($offer, false);

		if ($this->arParams['SHOW_SLIDER'] === 'Y')
		{
			$this->editTemplateOfferSlider($offer, $item['IBLOCK_ID'], 5, true, $item['MORE_PHOTO']);
		}

		$offerPictures = CIBlockPriceTools::getDoublePicturesForItem($offer, $iblockParams['OFFERS_ADD_PICT_PROP']);
		$offer['OWNER_PICT'] = empty($offerPictures['PICT']);
		$offer['PREVIEW_PICTURE'] = false;
		$offer['PREVIEW_PICTURE_SECOND'] = false;
		$offer['SECOND_PICT'] = true;

		if (!$offer['OWNER_PICT'])
		{
			if (empty($offerPictures['SECOND_PICT']))
			{
				$offerPictures['SECOND_PICT'] = $offerPictures['PICT'];
			}

			$offer['PREVIEW_PICTURE'] = $offerPictures['PICT'];
			$offer['PREVIEW_PICTURE_SECOND'] = $offerPictures['SECOND_PICT'];
		}

		if ($iblockParams['OFFERS_ADD_PICT_PROP'] != '' && isset($offer['DISPLAY_PROPERTIES'][$iblockParams['OFFERS_ADD_PICT_PROP']]))
		{
			unset($offer['DISPLAY_PROPERTIES'][$iblockParams['OFFERS_ADD_PICT_PROP']]);
		}
		$offer['TREE'] = [];

		$double[$offer['ID']] = true;
		$newOffers[$offerKey] = $offer;
	}

	$item['OFFERS'] = $newOffers;

	$usedFields = array();
	$sortFields = array();

	$matrixKeys = array_keys($matrix);
	foreach ($skuPropIds as $propCode)
	{
		$boolExist = $matrixFields[$propCode];
		foreach ($matrixKeys as $offerKey)
		{
			if ($boolExist)
			{
				$propId = $this->arResult['SKU_PROPS'][$item['IBLOCK_ID']][$propCode]['ID'];
				$value = $matrix[$offerKey][$propCode]['VALUE'];

				if (!isset($item['SKU_TREE_VALUES'][$propId]))
				{
					$item['SKU_TREE_VALUES'][$propId] = array();
				}

				$item['SKU_TREE_VALUES'][$propId][$value] = true;
				$item['OFFERS'][$offerKey]['TREE']['PROP_'.$propId] = $value;
				$item['OFFERS'][$offerKey]['SKU_SORT_'.$propCode] = $matrix[$offerKey][$propCode]['SORT'];
				$usedFields[$propCode] = true;
				$sortFields['SKU_SORT_'.$propCode] = SORT_NUMERIC;
				unset($value, $propId);
			}
			else
			{
				unset($matrix[$offerKey][$propCode]);
			}
		}
		unset($offerKey);
	}
	unset($propCode, $matrixKeys);

	$item['OFFERS_PROP'] = $usedFields;
	$item['OFFERS_PROP_CODES'] = !empty($usedFields) ? base64_encode(serialize(array_keys($usedFields))) : '';

	Collection::sortByColumn($item['OFFERS'], $sortFields);
}