ymap.php

<?php
 
namespace Bitrix\Landing\Hook\Page;
 
use Bitrix\Landing\Field;
use Bitrix\Landing\Help;
use Bitrix\Landing\Hook\Page;
use Bitrix\Landing\Manager;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Page\Asset;
use Bitrix\Main\Text\HtmlFilter;
 
Loc::loadMessages(__FILE__);
 
class YMap extends Page
{
    protected function getMap()
    {
        $helpUrl = Help::getHelpUrl('GMAP_EDIT');
        return [
            'USE' => new Field\Checkbox('USE', [
                'title' => Loc::getMessage('LANDING_HOOK_YMAPCODE_USE'),
            ]),
            'CODE' => new Field\Text('CODE', [
                'title' => Loc::getMessage('LANDING_HOOK_YMAPCODE'),
                'placeholder' => Loc::getMessage('LANDING_HOOK_YMAPCODE_PLACEHOLDER'),
                'help' => $helpUrl
                    ? '<a href="' . $helpUrl . '" target="_blank">'
                        . Loc::getMessage('LANDING_HOOK_YMAPCODE_HELP')
                        . '</a>'
                    : '',
            ]),
        ];
    }
 
    public function enabled()
    {
        if ($this->issetCustomExec())
        {
            return true;
        }
 
        if ($this->isPage())
        {
            return false;
        }
 
        return
            $this->fields['USE']->getValue() === 'Y'
            && !empty($this->fields['CODE']->getValue());
    }
 
    public function exec()
    {
        if ($this->execCustom())
        {
            return;
        }
 
        if (!Manager::availableOnlyForZone('ru'))
        {
            return;
        }
 
        $code = HtmlFilter::encode(trim($this->fields['CODE']));
        $assets = Asset::getInstance();
 
        $assets->addString(
            "<script defer>
                (function(){
                    'use strict';
                    //fake function, if API will loaded fasten than blocks
                    window.onYandexMapApiLoaded = function(){}
                })();
            </script>"
        );
 
        // todo: lang=language_region https://yandex.ru/dev/maps/jsapi/doc/2.1/dg/concepts/localization.html
        // todo: load = modules https://yandex.ru/dev/maps/jsapi/doc/2.1/dg/concepts/modules.html
        $assets->addString(
            '<script src="https://api-maps.yandex.ru/2.1/?apikey='
            . $code
            . '&lang=ru_RU&onload=onYandexMapApiLoaded" type="text/javascript"></script>'
        );
    }
}