type.php

<?php
namespace Bitrix\Landing\Node;
 
class Type
{
    const COMPONENT = 'component';
    const MEDIA = 'embed';
    const ICON = 'icon';
    const IMAGE = 'img';
    const LINK = 'link';
    const MAP = 'map';
    const TEXT = 'text';
    const STYLE_IMAGE = 'styleimg';
 
    protected static $classes = [];
 
    public static function getClassName(string $type): string
    {
        $type = mb_strtolower($type);
 
        if ($type === '' || $type === 'type')
        {
            throw new \Bitrix\Main\ArgumentTypeException(
                'Invalid node type'
            );
        }
 
        if (isset(self::$classes[$type]))
        {
            return self::$classes[$type];
        }
 
        $class = __NAMESPACE__ . '\\' . $type;
 
        // check custom classes
        $event = new \Bitrix\Main\Event(
            'landing',
            'onGetNodeClass',
            [
                'type' => $type
            ]
        );
        $event->send();
        foreach ($event->getResults() as $result)
        {
            if ($result->getType() != \Bitrix\Main\EventResult::ERROR)
            {
                if (
                    ($modified = $result->getModified()) &&
                    isset($modified['class']) &&
                    is_subclass_of($modified['class'], '\\Bitrix\\Landing\\Node')
                )
                {
                    $class = $modified['class'];
                }
            }
        }
 
        self::$classes[$type] = $class;
 
        return self::$classes[$type];
    }
}