Merged tip.

1 files changed, 3 insertions, 35 deletions

diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php
index 61ebf46f9..a4df65623 100644
--- a/system/helpers/security_helper.php
+++ b/system/helpers/security_helper.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -67,22 +67,6 @@ if ( ! function_exists('sanitize_filename'))
 /**
  * Hash encode a string
  *
- * This is simply an alias for do_hash()
- * dohash() is now deprecated
- */
-if ( ! function_exists('dohash'))
-{
-	function dohash($str, $type = 'sha1')
-	{
-		return do_hash($str, $type);
-	}
-}
-
-// --------------------------------------------------------------------
-
-/**
- * Hash encode a string
- *
  * @access	public
  * @param	string
  * @return	string
@@ -93,23 +77,7 @@ if ( ! function_exists('do_hash'))
 	{
 		if ($type == 'sha1')
 		{
-			if ( ! function_exists('sha1'))
-			{
-				if ( ! function_exists('mhash'))
-				{
-					require_once(BASEPATH.'libraries/Sha1'.EXT);
-					$SH = new CI_SHA;
-					return $SH->generate($str);
-				}
-				else
-				{
-					return bin2hex(mhash(MHASH_SHA1, $str));
-				}
-			}
-			else
-			{
-				return sha1($str);
-			}
+			return sha1($str);
 		}
 		else
 		{
@@ -151,7 +119,7 @@ if ( ! function_exists('encode_php_tags'))
 {
 	function encode_php_tags($str)
 	{
-		return str_replace(array('<?php', '<?PHP', '<?', '?>'),  array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
+		return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
 	}
 }