StyleImg::getNode

static function getNode(Block $block, $selector): array
{
	if (!self::isCorrectNodeType($block, $selector))
	{
		$data = Img::getNode($block, $selector);
	}
	else
	{
		$data = [];
		$resultList = NodeStyle::getNodesBySelector($block, $selector);

		foreach ($resultList as $pos => $res)
		{
			$data[$pos] = [
				'src' => '',
				'src2x' => '',
				'id' => null,
				'id2x' => null,
				'alt' => '',
				'isLazy' => 'N',
			];

			if ($res->getTagName() !== 'IMG')
			{
				$isLazy =
					$res->getAttribute('data-lazy-styleimg')
					&& $res->getAttribute('data-lazy-styleimg') === 'Y'
				;
				$nodeData =
					$isLazy
						? self::getNodeDataLazy($res)
						: self::getNodeData($res)
				;
				if ($nodeData)
				{
					$files = File::getFilesFromBlock($block->getId());
					if (!in_array($nodeData['id'], $files))
					{
						continue;
					}
					if ($nodeData['id2x'] && !in_array($nodeData['id'], $files))
					{
						unset($nodeData['id2x'], $nodeData['src2x'], $nodeData['lazyOrigSrc2x']);
					}

					$data[$pos] = $nodeData;
				}
			}
		}
	}

	return $data;
}