SearchContent::execute

public function execute(array &$result)
{
	$lastId = Option::get('landing', 'update_landing_app', 0);
	$blocksRepo = Repo::getRepository();
	BitrixLandingRights::setGlobalOff();

	$finished = true;
	if (!isset($result['steps']))
	{
		$result['steps'] = 0;
	}

	// get all app in demo tables
	$demos = [];
	$res = Demos::getList([
		'select' => [
			'APP_CODE', 'XML_ID'
		]
	]);
	while ($row = $res->fetch())
	{
		$demos[$row['APP_CODE'] . '.' . $row['XML_ID']] = $row;
	}
	unset($res, $row);

	// calculate count of records, which we need
	$res = LandingTable::getList([
		'select' => [
			'CNT'
		],
		'runtime' => [
			new BitrixMainEntityExpressionField('CNT', 'COUNT(*)')
		]
	]);
	if ($row = $res->fetch())
	{
		$result['count'] = $row['CNT'];
	}
	unset($res, $row);


	// one group for update
	$res = LandingTable::getList(array(
		'select' => array(
			'ID', 'TPL_CODE'
		),
		'filter' => array(
			'>ID' => $lastId
		),
		'order' => array(
			'ID' => 'ASC'
		),
		'limit' => 1
	));
	while ($row = $res->fetch())
	{
		$lastId = $row['ID'];
		$result['steps']++;
		$appCode = isset($demos[$row['TPL_CODE']]['APP_CODE'])
					? $demos[$row['TPL_CODE']]['APP_CODE']
					: null;

		// mark with this app all available blocks in current page
		$resBlock = BlockTable::getList([
			'select' => [
				'ID', 'CODE'
			],
			'filter' => [
				'LID' => $row['ID'],
				'=DELETED' => 'N'
			]
		]);
		while ($rowBlock = $resBlock->fetch())
		{
			$appCodeBlock = isset($blocksRepo[$rowBlock['CODE']])
							? $blocksRepo[$rowBlock['CODE']]['app_code']
							: null;
			if ($appCodeBlock != $appCode)
			{
				$appCodeBlock = null;
			}
			$resTmp = BlockTable::update($rowBlock['ID'], [
				'INITIATOR_APP_CODE' =>  $appCodeBlock
			]);
			$resTmp->isSuccess();
		}
		unset($resBlock, $rowBlock);

		// mark the page with this app
		$resTmp = LandingTable::update($row['ID'], [
			'INITIATOR_APP_CODE' => $appCode
		]);
		$resTmp->isSuccess();

		$finished = false;
	}
	unset($res, $row);

	BitrixLandingRights::setGlobalOn();

	// set next step or finish work
	if (!$finished)
	{
		Option::set('landing', 'update_landing_app', $lastId);
		return true;
	}
	else
	{
		Option::delete('landing', array('name' => 'update_landing_app'));
		return false;
	}
}