From c123e118de32e2b31b9bf21fdb43458bc9f4cbda Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Sun, 8 Jan 2012 00:17:34 +0200
Subject: Improve core URI & UTF8 libraries

---
 system/core/Utf8.php | 32 ++++++++++++--------------------
 1 file changed, 12 insertions(+), 20 deletions(-)

(limited to 'system/core/Utf8.php')

diff --git a/system/core/Utf8.php b/system/core/Utf8.php
index 40a7ac4c0..0e180d36f 100644
--- a/system/core/Utf8.php
+++ b/system/core/Utf8.php
@@ -1,13 +1,13 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
  * An open source application development framework for PHP 5.1.6 or newer
  *
  * NOTICE OF LICENSE
- * 
+ *
  * Licensed under the Open Software License version 3.0
- * 
+ *
  * This source file is subject to the Open Software License (OSL 3.0) that is
  * bundled with this package in the files license.txt / license.rst.  It is
  * also available through the world wide web at this URL:
@@ -47,20 +47,19 @@ class CI_Utf8 {
 	 */
 	public function __construct()
 	{
-		log_message('debug', "Utf8 Class Initialized");
+		log_message('debug', 'Utf8 Class Initialized');
 
 		global $CFG;
 
 		if (
 			@preg_match('/./u', 'é') === 1		// PCRE must support UTF-8
 			&& function_exists('iconv')			// iconv must be installed
-			&& ini_get('mbstring.func_overload') !== 1	// Multibyte string function overloading cannot be enabled
-			&& $CFG->item('charset') == 'UTF-8'			// Application charset must be UTF-8
+			&& @ini_get('mbstring.func_overload') != 1	// Multibyte string function overloading cannot be enabled
+			&& $CFG->item('charset') === 'UTF-8'		// Application charset must be UTF-8
 			)
 		{
-			log_message('debug', "UTF-8 Support Enabled");
-
 			define('UTF8_ENABLED', TRUE);
+			log_message('debug', 'UTF-8 Support Enabled');
 
 			// set internal encoding for multibyte string functions if necessary
 			// and set a flag so we don't have to repeatedly use extension_loaded()
@@ -77,8 +76,8 @@ class CI_Utf8 {
 		}
 		else
 		{
-			log_message('debug', "UTF-8 Support Disabled");
 			define('UTF8_ENABLED', FALSE);
+			log_message('debug', 'UTF-8 Support Disabled');
 		}
 	}
 
@@ -134,18 +133,14 @@ class CI_Utf8 {
 	{
 		if (function_exists('iconv'))
 		{
-			$str = @iconv($encoding, 'UTF-8', $str);
+			return @iconv($encoding, 'UTF-8', $str);
 		}
 		elseif (function_exists('mb_convert_encoding'))
 		{
-			$str = @mb_convert_encoding($str, 'UTF-8', $encoding);
-		}
-		else
-		{
-			return FALSE;
+			return @mb_convert_encoding($str, 'UTF-8', $encoding);
 		}
 
-		return $str;
+		return FALSE;
 	}
 
 	// --------------------------------------------------------------------
@@ -163,10 +158,7 @@ class CI_Utf8 {
 		return (preg_match('/[^\x00-\x7F]/S', $str) === 0);
 	}
 
-	// --------------------------------------------------------------------
-
 }
-// End Utf8 Class
 
 /* End of file Utf8.php */
-/* Location: ./system/core/Utf8.php */
\ No newline at end of file
+/* Location: ./system/core/Utf8.php */
-- 
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