Merge remote-tracking branch 'remotes/upstream/2.2-stable' into working

Signed-off-by: Florian Pritz <bluewind@xinu.at>

Conflicts:
	system/libraries/Session.php
	user_guide/

7 files changed, 92 insertions, 87 deletions

diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 261fc367b..673e63de3 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -2,30 +2,30 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2014 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter Caching Class 
+ * CodeIgniter Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 class CI_Cache extends CI_Driver_Library {
-	
+
 	protected $valid_drivers 	= array(
 		'cache_apc', 'cache_file', 'cache_memcached', 'cache_dummy'
 	);
@@ -33,7 +33,7 @@ class CI_Cache extends CI_Driver_Library {
 	protected $_cache_path		= NULL;		// Path of cache files (if file-based cache)
 	protected $_adapter			= 'dummy';
 	protected $_backup_driver;
-	
+
 	// ------------------------------------------------------------------------
 
 	/**
@@ -52,16 +52,16 @@ class CI_Cache extends CI_Driver_Library {
 	// ------------------------------------------------------------------------
 
 	/**
-	 * Get 
+	 * Get
 	 *
-	 * Look for a value in the cache.  If it exists, return the data 
+	 * Look for a value in the cache.  If it exists, return the data
 	 * if not, return FALSE
 	 *
-	 * @param 	string	
+	 * @param 	string
 	 * @return 	mixed		value that is stored/FALSE on failure
 	 */
 	public function get($id)
-	{	
+	{
 		return $this->{$this->_adapter}->get($id);
 	}
 
@@ -112,7 +112,7 @@ class CI_Cache extends CI_Driver_Library {
 	 * Cache Info
 	 *
 	 * @param 	string		user/filehits
-	 * @return 	mixed		array on success, false on failure	
+	 * @return 	mixed		array on success, false on failure
 	 */
 	public function cache_info($type = 'user')
 	{
@@ -120,7 +120,7 @@ class CI_Cache extends CI_Driver_Library {
 	}
 
 	// ------------------------------------------------------------------------
-	
+
 	/**
 	 * Get Cache Metadata
 	 *
@@ -131,7 +131,7 @@ class CI_Cache extends CI_Driver_Library {
 	{
 		return $this->{$this->_adapter}->get_metadata($id);
 	}
-	
+
 	// ------------------------------------------------------------------------
 
 	/**
@@ -139,11 +139,11 @@ class CI_Cache extends CI_Driver_Library {
 	 *
 	 * Initialize class properties based on the configuration array.
 	 *
-	 * @param	array 	
+	 * @param	array
 	 * @return 	void
 	 */
 	private function _initialize($config)
-	{        
+	{
 		$default_config = array(
 				'adapter',
 				'memcached'
@@ -207,10 +207,8 @@ class CI_Cache extends CI_Driver_Library {
 
 		return $obj;
 	}
-	
-	// ------------------------------------------------------------------------
+
 }
-// End Class
 
 /* End of file Cache.php */
 /* Location: ./system/libraries/Cache/Cache.php */
\ No newline at end of file
diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php
index f750e6cb7..fdc740138 100644
--- a/system/libraries/Cache/drivers/Cache_apc.php
+++ b/system/libraries/Cache/drivers/Cache_apc.php
@@ -6,34 +6,34 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2014 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter APC Caching Class 
+ * CodeIgniter APC Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 
 class CI_Cache_apc extends CI_Driver {
 
 	/**
-	 * Get 
+	 * Get
 	 *
-	 * Look for a value in the cache.  If it exists, return the data 
+	 * Look for a value in the cache.  If it exists, return the data
 	 * if not, return FALSE
 	 *
-	 * @param 	string	
+	 * @param 	string
 	 * @return 	mixed		value that is stored/FALSE on failure
 	 */
 	public function get($id)
@@ -43,8 +43,8 @@ class CI_Cache_apc extends CI_Driver {
 		return (is_array($data)) ? $data[0] : FALSE;
 	}
 
-	// ------------------------------------------------------------------------	
-	
+	// ------------------------------------------------------------------------
+
 	/**
 	 * Cache Save
 	 *
@@ -58,7 +58,7 @@ class CI_Cache_apc extends CI_Driver {
 	{
 		return apc_store($id, array($data, time(), $ttl), $ttl);
 	}
-	
+
 	// ------------------------------------------------------------------------
 
 	/**
@@ -90,12 +90,12 @@ class CI_Cache_apc extends CI_Driver {
 	 * Cache Info
 	 *
 	 * @param 	string		user/filehits
-	 * @return 	mixed		array on success, false on failure	
+	 * @return 	mixed		array on success, false on failure
 	 */
-	 public function cache_info($type = NULL)
-	 {
-		 return apc_cache_info($type);
-	 }
+	public function cache_info($type = NULL)
+	{
+		return apc_cache_info($type);
+	}
 
 	// ------------------------------------------------------------------------
 
@@ -137,15 +137,11 @@ class CI_Cache_apc extends CI_Driver {
 			log_message('error', 'The APC PHP extension must be loaded to use APC Cache.');
 			return FALSE;
 		}
-		
+
 		return TRUE;
 	}
 
-	// ------------------------------------------------------------------------
-
-	
 }
-// End Class
 
 /* End of file Cache_apc.php */
-/* Location: ./system/libraries/Cache/drivers/Cache_apc.php */
+/* Location: ./system/libraries/Cache/drivers/Cache_apc.php */
\ No newline at end of file
diff --git a/system/libraries/Cache/drivers/Cache_dummy.php b/system/libraries/Cache/drivers/Cache_dummy.php
index b11b5b8fc..6c38e91ad 100644
--- a/system/libraries/Cache/drivers/Cache_dummy.php
+++ b/system/libraries/Cache/drivers/Cache_dummy.php
@@ -2,11 +2,11 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2014 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
@@ -120,10 +120,7 @@ class CI_Cache_dummy extends CI_Driver {
 		return TRUE;
 	}
 
-	// ------------------------------------------------------------------------
-
 }
-// End Class
 
 /* End of file Cache_dummy.php */
 /* Location: ./system/libraries/Cache/drivers/Cache_dummy.php */
\ No newline at end of file
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index e515eebf1..50602b4b8 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -2,27 +2,27 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2014 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter Memcached Caching Class 
+ * CodeIgniter Memcached Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 
 class CI_Cache_file extends CI_Driver {
@@ -36,9 +36,9 @@ class CI_Cache_file extends CI_Driver {
 	{
 		$CI =& get_instance();
 		$CI->load->helper('file');
-		
+
 		$path = $CI->config->item('cache_path');
-	
+
 		$this->_cache_path = ($path == '') ? APPPATH.'cache/' : $path;
 	}
 
@@ -56,16 +56,16 @@ class CI_Cache_file extends CI_Driver {
 		{
 			return FALSE;
 		}
-		
+
 		$data = read_file($this->_cache_path.$id);
 		$data = unserialize($data);
-		
+
 		if (time() >  $data['time'] + $data['ttl'])
 		{
 			unlink($this->_cache_path.$id);
 			return FALSE;
 		}
-		
+
 		return $data['data'];
 	}
 
@@ -76,22 +76,22 @@ class CI_Cache_file extends CI_Driver {
 	 *
 	 * @param 	string		unique key
 	 * @param 	mixed		data to store
-	 * @param 	int			length of time (in seconds) the cache is valid 
-	 *						- Default is 60 seconds
+	 * @param 	int		length of time (in seconds) the cache is valid
+	 *					- Default is 60 seconds
 	 * @return 	boolean		true on success/false on failure
 	 */
 	public function save($id, $data, $ttl = 60)
-	{		
+	{
 		$contents = array(
 				'time'		=> time(),
-				'ttl'		=> $ttl,			
+				'ttl'		=> $ttl,
 				'data'		=> $data
 			);
-		
+
 		if (write_file($this->_cache_path.$id, serialize($contents)))
 		{
 			@chmod($this->_cache_path.$id, 0777);
-			return TRUE;			
+			return TRUE;
 		}
 
 		return FALSE;
@@ -116,7 +116,7 @@ class CI_Cache_file extends CI_Driver {
 	 * Clean the Cache
 	 *
 	 * @return 	boolean		false on failure/true on success
-	 */	
+	 */
 	public function clean()
 	{
 		return delete_files($this->_cache_path);
@@ -179,7 +179,7 @@ class CI_Cache_file extends CI_Driver {
 	 * Is supported
 	 *
 	 * In the file driver, check to see that the cache directory is indeed writable
-	 * 
+	 *
 	 * @return boolean
 	 */
 	public function is_supported()
@@ -187,9 +187,7 @@ class CI_Cache_file extends CI_Driver {
 		return is_really_writable($this->_cache_path);
 	}
 
-	// ------------------------------------------------------------------------
 }
-// End Class
 
 /* End of file Cache_file.php */
 /* Location: ./system/libraries/Cache/drivers/Cache_file.php */
\ No newline at end of file
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index 747842091..f9d578b93 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -2,27 +2,27 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2014 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter Memcached Caching Class 
+ * CodeIgniter Memcached Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 
 class CI_Cache_memcached extends CI_Driver {
@@ -37,18 +37,18 @@ class CI_Cache_memcached extends CI_Driver {
 					)
 				);
 
-	// ------------------------------------------------------------------------	
+	// ------------------------------------------------------------------------
 
 	/**
 	 * Fetch from cache
 	 *
 	 * @param 	mixed		unique key id
 	 * @return 	mixed		data on success/false on failure
-	 */	
+	 */
 	public function get($id)
-	{	
+	{
 		$data = $this->_memcached->get($id);
-		
+
 		return (is_array($data)) ? $data[0] : FALSE;
 	}
 
@@ -72,12 +72,12 @@ class CI_Cache_memcached extends CI_Driver {
 		{
 			return $this->_memcached->set($id, array($data, time(), $ttl), 0, $ttl);
 		}
-		
+
 		return FALSE;
 	}
 
 	// ------------------------------------------------------------------------
-	
+
 	/**
 	 * Delete from Cache
 	 *
@@ -90,7 +90,7 @@ class CI_Cache_memcached extends CI_Driver {
 	}
 
 	// ------------------------------------------------------------------------
-	
+
 	/**
 	 * Clean the Cache
 	 *
@@ -115,7 +115,7 @@ class CI_Cache_memcached extends CI_Driver {
 	}
 
 	// ------------------------------------------------------------------------
-	
+
 	/**
 	 * Get Cache Metadata
 	 *
@@ -158,10 +158,10 @@ class CI_Cache_memcached extends CI_Driver {
 				foreach ($CI->config->config['memcached'] as $name => $conf)
 				{
 					$this->_memcache_conf[$name] = $conf;
-				}				
-			}			
+				}
+			}
 		}
-		
+
 		$this->_memcached = new Memcached();
 
 		foreach ($this->_memcache_conf as $name => $cache_server)
@@ -170,7 +170,7 @@ class CI_Cache_memcached extends CI_Driver {
 			{
 				$cache_server['hostname'] = $this->_default_options['default_host'];
 			}
-	
+
 			if ( ! array_key_exists('port', $cache_server))
 			{
 				$cache_server['port'] = $this->_default_options['default_port'];
@@ -201,18 +201,14 @@ class CI_Cache_memcached extends CI_Driver {
 		if ( ! extension_loaded('memcached'))
 		{
 			log_message('error', 'The Memcached Extension must be loaded to use Memcached Cache.');
-			
 			return FALSE;
 		}
-		
+
 		$this->_setup_memcached();
 		return TRUE;
 	}
 
-	// ------------------------------------------------------------------------
-
 }
-// End Class
 
 /* End of file Cache_memcached.php */
 /* Location: ./system/libraries/Cache/drivers/Cache_memcached.php */
\ No newline at end of file
diff --git a/system/libraries/Cache/drivers/index.html b/system/libraries/Cache/drivers/index.html
new file mode 100644
index 000000000..c942a79ce
--- /dev/null
+++ b/system/libraries/Cache/drivers/index.html
@@ -0,0 +1,10 @@
+<html>
+<head>
+	<title>403 Forbidden</title>
+</head>
+<body>
+
+<p>Directory access is forbidden.</p>
+
+</body>
+</html>
\ No newline at end of file
diff --git a/system/libraries/Cache/index.html b/system/libraries/Cache/index.html
new file mode 100644
index 000000000..c942a79ce
--- /dev/null
+++ b/system/libraries/Cache/index.html
@@ -0,0 +1,10 @@
+<html>
+<head>
+	<title>403 Forbidden</title>
+</head>
+<body>
+
+<p>Directory access is forbidden.</p>
+
+</body>
+</html>
\ No newline at end of file