From 7f817b5cc802dbb4108494ae07b9375361f4678f Mon Sep 17 00:00:00 2001
From: HF <pixelplanetdev@gmail.com>
Date: Thu, 18 Mar 2021 17:28:32 +0100
Subject: [PATCH 1/2] captcha allow i and j to be switched

---
 src/utils/captcha.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/utils/captcha.js b/src/utils/captcha.js
index f6bb6d3..8047637 100644
--- a/src/utils/captcha.js
+++ b/src/utils/captcha.js
@@ -17,6 +17,7 @@ const TTL_CACHE = CAPTCHA_TIME * 60; // seconds
 function captchaTextFilter(text: string) {
   let ret = text.toString('utf8');
   ret = ret.split('l').join('i');
+  ret = ret.split('j').join('i');
   ret = ret.split('0').join('O');
   ret = ret.toLowerCase();
   return ret;

From d46d528535430582f710e6c3117d46285d3c6448 Mon Sep 17 00:00:00 2001
From: HF <pixelplanetdev@gmail.com>
Date: Thu, 18 Mar 2021 21:10:57 +0100
Subject: [PATCH 2/2] change online counter to unique IPs

---
 src/socket/SocketServer.js | 4 ++--
 src/utils/Counter.js       | 4 ++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/socket/SocketServer.js b/src/socket/SocketServer.js
index 13fd1b9..e4107ed 100644
--- a/src/socket/SocketServer.js
+++ b/src/socket/SocketServer.js
@@ -87,7 +87,7 @@ class SocketServer extends WebSocketEvents {
       cheapDetector(user.ip);
 
       ws.send(OnlineCounter.dehydrate({
-        online: this.wss.clients.size || 0,
+        online: ipCounter.amount() || 0,
       }));
 
       const ip = getIPFromRequest(req);
@@ -282,7 +282,7 @@ class SocketServer extends WebSocketEvents {
   }
 
   onlineCounterBroadcast() {
-    const online = this.wss.clients.size || 0;
+    const online = ipCounter.amount() || 0;
     webSockets.broadcastOnlineCounter(online);
   }
 
diff --git a/src/utils/Counter.js b/src/utils/Counter.js
index d07b533..578eff1 100644
--- a/src/utils/Counter.js
+++ b/src/utils/Counter.js
@@ -11,6 +11,10 @@ export default class Counter<T> {
     this.map = new Map();
   }
 
+  amount(): number {
+    return this.map.size;
+  }
+
   get(item: T): number {
     const count = this.map.get(item) || 0;
     return count;