<?php namespace App\Providers; use App\Service\HtmlPurifier\HTMLPurifier_URIScheme_notion; use Illuminate\Support\ServiceProvider; class PurifySetupProvider extends ServiceProvider { /** * Bootstrap services. * * @return void */ public function boot() { \HTMLPurifier_URISchemeRegistry::instance()->register('notion', new HTMLPurifier_URIScheme_notion()); } }