Add a new addon - SafeLinks

src/Sources/Optimus/Addons/SafeLinks.php

@@ -0,0 +1,61 @@
+<?php declare(strict_types=1);
+
+/**
+ * @package SafeLinks (Optimus)
+ * @link https://custom.simplemachines.org/mods/index.php?mod=2659
+ * @author Bugo https://dragomano.ru/mods/optimus
+ * @copyright 2010-2024 Bugo
+ * @license https://opensource.org/licenses/artistic-license-2.0 Artistic-2.0
+ *
+ * @category addon
+ * @version 09.12.24
+ */
+
+namespace Bugo\Optimus\Addons;
+
+use Bugo\Compat\IntegrationHook;
+use Bugo\Optimus\Events\AddonEvent;
+
+if (! defined('SMF'))
+	die('No direct access...');
+
+final class SafeLinks extends AbstractAddon
+{
+	public const PACKAGE_ID = 'Optimus:SafeLinks';
+
+	public static array $events = [
+		self::HOOK_EVENT,
+	];
+
+	public function __invoke(AddonEvent $event): void
+	{
+		if ($event->eventName() !== self::HOOK_EVENT)
+			return;
+
+		IntegrationHook::add(
+			'integrate_bbc_codes', self::class . '::changeAttributesForLinks#', false, __FILE__
+		);
+	}
+
+	public function changeAttributesForLinks(array &$codes): void
+	{
+		foreach ($codes as &$code) {
+			if ($code['tag'] !== 'url') continue;
+
+			if ($code['type'] === 'unparsed_content') {
+				$code['content'] = $this->replaceRel($code['content']);
+			}
+
+			if ($code['type'] === 'unparsed_equals') {
+				$code['before'] = $this->replaceRel($code['before']);
+			}
+		}
+
+		unset($code);
+	}
+
+	private function replaceRel(string $link): string
+	{
+		return str_replace('rel="noopener"', 'rel="noopener noreferrer nofollow"', $link);
+	}
+}