From 7debb7afa7b439d525bf701bafe3a4e6330f950c Mon Sep 17 00:00:00 2001
From: Calvin Montgomery <calzoneman@gmail.com>
Date: Mon, 27 Apr 2015 12:21:21 -0500
Subject: [PATCH] Update limits for chat_antiflood_params

---
 lib/channel/chat.js | 14 +++++++-------
 lib/channel/opts.js |  9 +++++++++
 2 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/lib/channel/chat.js b/lib/channel/chat.js
index 8c10cd61..539a6b97 100644
--- a/lib/channel/chat.js
+++ b/lib/channel/chat.js
@@ -22,10 +22,10 @@ const TYPE_PM = {
     meta: "object,optional"
 };
 
-const DEFAULT_ANTIFLOOD = {
-    burst: 4,
-    sustained: 1,
-    cooldown: 4
+// Limit to 10 messages/sec
+const MIN_ANTIFLOOD = {
+    burst: 10,
+    sustained: 10
 };
 
 function ChatModule(channel) {
@@ -198,8 +198,8 @@ ChatModule.prototype.handlePm = function (user, data) {
         return;
     }
 
-    if (user.chatLimiter.throttle(DEFAULT_ANTIFLOOD)) {
-        user.socket.emit("cooldown", 1000 / DEFAULT_ANTIFLOOD.sustained);
+    if (user.chatLimiter.throttle(MIN_ANTIFLOOD)) {
+        user.socket.emit("cooldown", 1000 / MIN_ANTIFLOOD.sustained);
         return;
     }
 
@@ -255,7 +255,7 @@ ChatModule.prototype.processChatMsg = function (user, data) {
     }
 
     var msgobj = this.formatMessage(user.getName(), data);
-    var antiflood = DEFAULT_ANTIFLOOD;
+    var antiflood = MIN_ANTIFLOOD;
     if (this.channel.modules.options &&
         this.channel.modules.options.get("chat_antiflood")) {
 
diff --git a/lib/channel/opts.js b/lib/channel/opts.js
index acdde7a0..45455324 100644
--- a/lib/channel/opts.js
+++ b/lib/channel/opts.js
@@ -39,6 +39,11 @@ OptionsModule.prototype.load = function (data) {
             }
         }
     }
+
+    this.opts.chat_antiflood_params.burst = Math.min(20,
+            this.opts.chat_antiflood_params.burst);
+    this.opts.chat_antiflood_params.sustained = Math.min(10,
+            this.opts.chat_antiflood_params.sustained);
 };
 
 OptionsModule.prototype.save = function (data) {
@@ -216,11 +221,15 @@ OptionsModule.prototype.handleSetOptions = function (user, data) {
             b = 1;
         }
 
+        b = Math.min(20, b);
+
         var s = parseFloat(data.chat_antiflood_params.sustained);
         if (isNaN(s) || s <= 0) {
             s = 1;
         }
 
+        s = Math.min(10, s);
+
         var c = b / s;
         this.opts.chat_antiflood_params = {
             burst: b,