From d5342aabcfeddb959cc286befe6de5bf35fe9d76 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Sun, 25 Nov 2007 19:45:38 +0000
Subject: More input sanitizing

---
 program/include/main.inc | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'program/include/main.inc')

diff --git a/program/include/main.inc b/program/include/main.inc
index f0c603090..55cd8efce 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -1279,6 +1279,14 @@ function get_input_value($fname, $source, $allow_html=FALSE, $charset=NULL)
     return $value;
   }
 
+/**
+ * Remove all non-ascii and non-word chars
+ * except . and -
+ */
+function asciiwords($str)
+{
+  return preg_replace('/[^a-z0-9.-_]/i', '', $str);
+}
 
 /**
  * Remove single and double quotes from given string
-- 
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