FontAwesome Inserttag

<?php
// Example: {{icon::fa-phone} }
// src/EventListener/IconInsertTagListener.php
namespace App\EventListener;

use Contao\CoreBundle\DependencyInjection\Attribute\AsHook;

#[AsHook('replaceInsertTags')]
class IconInsertTagListener
{
    public const TAG = 'icon';

    public function __invoke(string $tag)
    {
        $chunks = explode('::', $tag);

        if (self::TAG !== $chunks[0]) {
            return false;
        }
        if(strpos($chunks[1], "fa-") !== false ) {
            return "<i class=\"fa " . $chunks[1] . "\"></i>";
        }
        return false;
    }
}