[WebSocket] Prevent division by 0 in Hixie handshake

2013-03-31 14:16:40 -04:00 · 2013-03-31 14:16:40 -04:00 · 404df1e0a8
commit 404df1e0a8
parent db01d75fac
1 changed files with 4 additions and 0 deletions
--- a/Version/Hixie76.php
+++ b/Version/Hixie76.php
@ -103,6 +103,10 @@ class Hixie76 implements VersionInterface {
    }

    public function generateKeyNumber($key) {
+        if (0 === substr_count($key, ' ')) {
+            return 0;
+        }
+
        return preg_replace('[\D]', '', $key) / substr_count($key, ' ');
    }