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

Conflicts:
	system/core/Loader.php
	system/database/DB_query_builder.php
	system/database/drivers/cubrid/cubrid_driver.php
	system/database/drivers/mssql/mssql_driver.php
	system/database/drivers/mysql/mysql_driver.php
	system/database/drivers/mysqli/mysqli_driver.php
	system/database/drivers/oci8/oci8_driver.php
	system/database/drivers/odbc/odbc_driver.php
	system/database/drivers/pdo/pdo_driver.php
	system/database/drivers/postgre/postgre_driver.php
	system/database/drivers/sqlite/sqlite_driver.php
	user_guide_src/source/changelog.rst
	user_guide_src/source/database/query_builder.rst

1 files changed, 20 insertions, 25 deletions

diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php
index a3dd46978..59ab67533 100644
--- a/system/libraries/Cache/drivers/Cache_apc.php
+++ b/system/libraries/Cache/drivers/Cache_apc.php
@@ -2,7 +2,7 @@
 /**
  * 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
  *
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * CodeIgniter APC Caching Class
  *
@@ -36,23 +34,22 @@
  * @author		EllisLab Dev Team
  * @link
  */
-
 class CI_Cache_apc extends CI_Driver {
 
 	/**
 	 * 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
-	 * @return 	mixed		value that is stored/FALSE on failure
+	 * @param	string
+	 * @return	mixed	value that is stored/FALSE on failure
 	 */
 	public function get($id)
 	{
 		$data = apc_fetch($id);
 
-		return (is_array($data)) ? $data[0] : FALSE;
+		return is_array($data) ? $data[0] : FALSE;
 	}
 
 	// ------------------------------------------------------------------------
@@ -60,11 +57,11 @@ class CI_Cache_apc extends CI_Driver {
 	/**
 	 * Cache Save
 	 *
-	 * @param 	string		Unique Key
-	 * @param 	mixed		Data to store
-	 * @param 	int			Length of time (in seconds) to cache the data
+	 * @param	string	Unique Key
+	 * @param	mixed	Data to store
+	 * @param	int	Length of time (in seconds) to cache the data
 	 *
-	 * @return 	boolean		true on success/false on failure
+	 * @return	bool	true on success/false on failure
 	 */
 	public function save($id, $data, $ttl = 60)
 	{
@@ -77,8 +74,8 @@ class CI_Cache_apc extends CI_Driver {
 	/**
 	 * Delete from Cache
 	 *
-	 * @param 	mixed		unique identifier of the item in the cache
-	 * @param 	boolean		true on success/false on failure
+	 * @param	mixed	unique identifier of the item in the cache
+	 * @param	bool	true on success/false on failure
 	 */
 	public function delete($id)
 	{
@@ -90,7 +87,7 @@ class CI_Cache_apc extends CI_Driver {
 	/**
 	 * Clean the cache
 	 *
-	 * @return 	boolean		false on failure/true on success
+	 * @return	bool	false on failure/true on success
 	 */
 	public function clean()
 	{
@@ -102,8 +99,8 @@ class CI_Cache_apc extends CI_Driver {
 	/**
 	 * Cache Info
 	 *
-	 * @param 	string		user/filehits
-	 * @return 	mixed		array on success, false on failure
+	 * @param	string	user/filehits
+	 * @return	mixed	array on success, false on failure
 	 */
 	 public function cache_info($type = NULL)
 	 {
@@ -115,8 +112,8 @@ class CI_Cache_apc extends CI_Driver {
 	/**
 	 * Get Cache Metadata
 	 *
-	 * @param 	mixed		key to get cache metadata on
-	 * @return 	mixed		array on success/false on failure
+	 * @param	mixed	key to get cache metadata on
+	 * @return	mixed	array on success/false on failure
 	 */
 	public function get_metadata($id)
 	{
@@ -142,10 +139,12 @@ class CI_Cache_apc extends CI_Driver {
 	 * is_supported()
 	 *
 	 * Check to see if APC is available on this system, bail if it isn't.
+	 *
+	 * @return	bool
 	 */
 	public function is_supported()
 	{
-		if ( ! extension_loaded('apc') OR ini_get('apc.enabled') != "1")
+		if ( ! extension_loaded('apc') OR ! (bool) @ini_get('apc.enabled'))
 		{
 			log_message('error', 'The APC PHP extension must be loaded to use APC Cache.');
 			return FALSE;
@@ -154,11 +153,7 @@ class CI_Cache_apc extends CI_Driver {
 		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