From 13d5aadc97b51311c0e9abb9c3290ddd57ff4782 Mon Sep 17 00:00:00 2001
From: Daniel Griesser <daniel.griesser.86@gmail.com>
Date: Wed, 27 Nov 2024 20:35:53 +0100
Subject: [PATCH] Add docs and safeguard

---
 src/Event/LinkSharedEvent.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Event/LinkSharedEvent.php b/src/Event/LinkSharedEvent.php
index 1b966e1..4dff067 100644
--- a/src/Event/LinkSharedEvent.php
+++ b/src/Event/LinkSharedEvent.php
@@ -62,8 +62,18 @@ public function process(): void
         }
     }
 
+    /**
+     * Fetch a Discord message
+     *
+     * @param string $url The Discord message URL
+     * @return string The message content
+     */
     private function fetchDiscordMessage(string $url): string
     {
+        if (!preg_match('#^https://discord\.com/channels/\d+/\d+/\d+$#', $url)) {
+            return $url;
+        }
+        
         $parts = explode('/', $url);
         $channelId = $parts[5];
         $messageId = $parts[6];