Fixed naming thingy!

index.js

@@ -11,6 +11,8 @@ if (fs.existsSync(path.join(__dirname, 'cached'))) {
   fs.rmSync(path.join(__dirname, 'cached'), { recursive: true, force: true })
 }
 
+const characters = "abcdefghijklmnopqrstuvwxyz!@#$%^*()[]_-=+"
+
 function formatBytes(bytes, decimals = 2) {
   if (!+bytes) return '0 Bytes'
 
@@ -52,7 +54,16 @@ app.get("/getLink", async (req, res) => {
 
   var vidinfo = await ytdl.getBasicInfo(url)
 
-  const filename = vidinfo.videoDetails.title
+  const ogname = vidinfo.videoDetails.title
+  var filename = ""
+
+  for (let index = 0; index < ogname.length; index++) {
+    const letter = ogname[index];
+    if ((characters + characters.toUpperCase()).includes(letter)) {
+      filename += letter
+    }
+    
+  }
 
   if (["mp4", "webm"].includes(format)) {
     var ytvid = ytdl(url, { 'quality': quality, 'format': format })