metamain.php

<?php
namespace Bitrix\Landing\Hook\Page;
 
use \Bitrix\Landing\Field;
use \Bitrix\Landing\Manager;
use \Bitrix\Landing\Landing\Seo;
use \Bitrix\Main\Localization\Loc;
 
Loc::loadMessages(__FILE__);
 
class MetaMain extends \Bitrix\Landing\Hook\Page
{
    protected function getMap()
    {
        return array(
            'USE' => new Field\Checkbox('USE', array(
                'title' => Loc::getMessage('LANDING_HOOK_METAMAIN_USE'),
                'help' => Loc::getMessage('LANDING_HOOK_METAMAIN_DESCRIPTION'),
            )),
            'TITLE' => new Field\Text('TITLE', array(
                'title' => Loc::getMessage('LANDING_HOOK_METAMAIN_TITLE'),
                'placeholder' => Loc::getMessage('LANDING_HOOK_METAMAIN_TITLE_PLACEHOLDER'),
                'maxlength' => 140,
                'searchable' => true
            )),
            'DESCRIPTION' => new Field\Textarea('DESCRIPTION', array(
                'title' => Loc::getMessage('LANDING_HOOK_METAMAIN_DESCRIPTION_TITLE'),
                'placeholder' => Loc::getMessage('LANDING_HOOK_METAMAIN_DESCRIPTION_PLACEHOLDER'),
                'maxlength' => 300,
                'searchable' => true
            )),
            'KEYWORDS' => new Field\Text('KEYWORDS', array(
                'title' => Loc::getMessage('LANDING_HOOK_METAMAIN_KEYWORDS_TITLE'),
                'maxlength' => 250,
                'searchable' => true
            ))
        );
    }
 
    public function getTitle()
    {
        return Loc::getMessage('LANDING_HOOK_METAMAIN_NAME');
    }
 
    public function getDescription(): string
    {
        return Loc::getMessage('LANDING_HOOK_METAMAIN_DESCRIPTION');
    }
 
 
    public function enabled()
    {
        if ($this->issetCustomExec())
        {
            return true;
        }
 
        return $this->fields['USE']->getValue() == 'Y';
    }
 
    public function enabledInEditMode()
    {
        return false;
    }
 
    public function exec()
    {
        if ($this->execCustom())
        {
            return;
        }
 
        $title = \htmlspecialcharsbx(Seo::processValue('title', $this->fields['TITLE']));
        $description = Seo::processValue('description', $this->fields['DESCRIPTION']);
        $keywords = Seo::processValue('keywords', $this->fields['KEYWORDS']);
 
        if ($title != '')
        {
            Manager::setPageTitle($title);
        }
        if ($description != '')
        {
            Manager::getApplication()->setPageProperty(
                'description',
                $description
            );
        }
        if ($keywords != '')
        {
            Manager::getApplication()->setPageProperty(
                'keywords',
                $keywords
            );
        }
    }
}