From 3dc69de9d31612e6fe45e2755deb3605ce94dc5e Mon Sep 17 00:00:00 2001
From: Chris Boden <cboden@gmail.com>
Date: Wed, 5 Feb 2014 23:06:49 -0500
Subject: [PATCH] Enforce UTF-8 in App (disallow mbstring.func_overload)

---
 src/Ratchet/App.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Ratchet/App.php b/src/Ratchet/App.php
index 0b151b0..99deb4e 100644
--- a/src/Ratchet/App.php
+++ b/src/Ratchet/App.php
@@ -59,6 +59,10 @@ class App {
             trigger_error("XDebug extension detected. Remember to disable this if performance testing or going live!", E_USER_WARNING);
         }
 
+        if (3 !== strlen('✓')) {
+            throw new \DomainException('Bad encoding, length of unicode character ✓ should be 3. Ensure charset UTF-8 and check ini val mbstring.func_autoload');
+        }
+
         if (null === $loop) {
             $loop = LoopFactory::create();
         }