Merge branch develop of github.com:/EllisLab/CodeIgniter into session

1 files changed, 46 insertions, 36 deletions

diff --git a/system/core/Lang.php b/system/core/Lang.php
index d61d1029a..3001f1b13 100755..100644
--- a/system/core/Lang.php
+++ b/system/core/Lang.php
@@ -1,27 +1,37 @@
-<?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
+ * An open source application development framework for PHP 5.2.4 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:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
  *
  * @package		CodeIgniter
- * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.
- * @license		http://codeigniter.com/user_guide/license.html
+ * @author		EllisLab Dev Team
+ * @copyright	Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
+ * @license		http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
  * @link		http://codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * Language Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Language
- * @author		ExpressionEngine Dev Team
+ * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/libraries/language.html
  */
 class CI_Lang {
@@ -31,22 +41,23 @@ class CI_Lang {
 	 *
 	 * @var array
 	 */
-	var $language	= array();
+	public $language =	array();
+
 	/**
 	 * List of loaded language files
 	 *
 	 * @var array
 	 */
-	var $is_loaded	= array();
+	public $is_loaded =	array();
 
 	/**
-	 * Constructor
+	 * Initialize language class
 	 *
-	 * @access	public
+	 * @return	void
 	 */
-	function __construct()
+	public function __construct()
 	{
-		log_message('debug', "Language Class Initialized");
+		log_message('debug', 'Language Class Initialized');
 	}
 
 	// --------------------------------------------------------------------
@@ -54,40 +65,37 @@ class CI_Lang {
 	/**
 	 * Load a language file
 	 *
-	 * @access	public
-	 * @param	mixed	the name of the language file to be loaded. Can be an array
+	 * @param	mixed	the name of the language file to be loaded
 	 * @param	string	the language (english, etc.)
 	 * @param	bool	return loaded array of translations
 	 * @param 	bool	add suffix to $langfile
 	 * @param 	string	alternative path to look for language file
 	 * @return	mixed
 	 */
-	function load($langfile = '', $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '')
+	public function load($langfile, $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '')
 	{
 		$langfile = str_replace('.php', '', $langfile);
 
-		if ($add_suffix == TRUE)
+		if ($add_suffix === TRUE)
 		{
-			$langfile = str_replace('_lang.', '', $langfile).'_lang';
+			$langfile = str_replace('_lang', '', $langfile).'_lang';
 		}
 
 		$langfile .= '.php';
 
-		if (in_array($langfile, $this->is_loaded, TRUE))
+		if ($idiom === '')
 		{
-			return;
+			$config =& get_config();
+			$idiom = ( ! empty($config['language'])) ? $config['language'] : 'english';
 		}
 
-		$config =& get_config();
-
-		if ($idiom == '')
+		if ($return === FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom)
 		{
-			$deft_lang = ( ! isset($config['language'])) ? 'english' : $config['language'];
-			$idiom = ($deft_lang == '') ? 'english' : $deft_lang;
+			return;
 		}
 
 		// Determine where the language file is and load it
-		if ($alt_path != '' && file_exists($alt_path.'language/'.$idiom.'/'.$langfile))
+		if ($alt_path !== '' && file_exists($alt_path.'language/'.$idiom.'/'.$langfile))
 		{
 			include($alt_path.'language/'.$idiom.'/'.$langfile);
 		}
@@ -115,17 +123,21 @@ class CI_Lang {
 		if ( ! isset($lang) OR ! is_array($lang))
 		{
 			log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile);
+
+			if ($return === TRUE)
+			{
+				return array();
+			}
 			return;
 		}
 
-		if ($return == TRUE)
+		if ($return === TRUE)
 		{
 			return $lang;
 		}
 
-		$this->is_loaded[] = $langfile;
-		$this->language = $this->language + $lang;
-		unset($lang);
+		$this->is_loaded[$langfile] = $idiom;
+		$this->language = array_merge($this->language, $lang);
 
 		log_message('debug', 'Language file loaded: language/'.$idiom.'/'.$langfile);
 		return TRUE;
@@ -136,13 +148,12 @@ class CI_Lang {
 	/**
 	 * Fetch a single line of text from the language array
 	 *
-	 * @access	public
 	 * @param	string	$line	the language line
 	 * @return	string
 	 */
-	function line($line = '')
+	public function line($line = '')
 	{
-		$value = ($line == '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line];
+		$value = ($line === '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line];
 
 		// Because killer robots like unicorns!
 		if ($value === FALSE)
@@ -154,7 +165,6 @@ class CI_Lang {
 	}
 
 }
-// END Language Class
 
 /* End of file Lang.php */
-/* Location: ./system/core/Lang.php */
+/* Location: ./system/core/Lang.php */
\ No newline at end of file