From 00a7b5ad8c432fcfb4f394ab300d802a0fe4c35c Mon Sep 17 00:00:00 2001
From: Esther Brunner <esther@kaffeehaus.ch>
Date: Fri, 2 Sep 2005 17:05:27 +0200
Subject: function obfuscate($email) moved to common.php; used in parser and
 some plugins

darcs-hash:20050902150527-283c4-dae58038c70aacb000f535e8173fa263ba774f52.gz
---
 inc/common.php | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'inc/common.php')

diff --git a/inc/common.php b/inc/common.php
index 5358d5d2e..9d108d77c 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -892,6 +892,31 @@ function filesize_h($size, $dec = 1){
   return round($size, $dec) . ' ' . $sizes[$i];
 }
 
+/**
+ * return an obfuscated email address in line with $conf['mailguard'] setting
+ *
+ * @author Harry Fuecks <hfuecks@gmail.com>
+ * @author Christopher Smith <chris@jalakai.co.uk>
+ */
+function obfuscate($email) {
+  global $conf;
+  
+  switch ($conf['mailguard']) {
+    case 'visible' :
+      $obfuscate = array('@' => ' [at] ', '.' => ' [dot] ', '-' => ' [dash] ');
+      return strtr($email, $obfuscate);
+      
+    case 'hex' :
+      $encode = '';
+      for ($x=0; $x < strlen($email); $x++) $encode .= '&#x' . bin2hex($email{$x}).';';
+      return $encode;
+      
+    case 'none' :
+    default :
+      return $email;
+  }            
+}
+
 /**
  * Return DokuWikis version
  *
-- 
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