initapp.php

<?php
namespace Bitrix\Landing\Update\Landing;
 
use \Bitrix\Landing\Internals\LandingTable;
use \Bitrix\Landing\Internals\BlockTable;
use \Bitrix\Landing\Demos;
use \Bitrix\Landing\Repo;
use \Bitrix\Main\Update\Stepper;
use \Bitrix\Main\Config\Option;
 
class InitApp extends Stepper
{
    protected static $moduleId = 'landing';
 
    public function execute(array &$result)
    {
        $lastId = Option::get('landing', 'update_landing_app', 0);
        $blocksRepo = Repo::getRepository();
        \Bitrix\Landing\Rights::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
        $res = LandingTable::getList([
            'select' => [
                'CNT'
            ],
            'runtime' => [
                new \Bitrix\Main\Entity\ExpressionField('CNT', 'COUNT(*)')
            ]
        ]);
        if ($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);
 
        \Bitrix\Landing\Rights::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;
        }
    }
}