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-rw-r--r--system/libraries/Cache/Cache.php47
1 files changed, 23 insertions, 24 deletions
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 39d05d930..73dec72ab 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -74,14 +74,14 @@ class CI_Cache extends CI_Driver_Library {
*
* @var mixed
*/
- protected $_driver = 'dummy';
+ protected $_adapter = 'dummy';
/**
* Fallback driver
*
* @var string
*/
- protected $_backup = 'dummy';
+ protected $_backup_driver = 'dummy';
/**
* Cache key prefix
@@ -100,33 +100,32 @@ class CI_Cache extends CI_Driver_Library {
*/
public function __construct($config = array())
{
- // Loop through the available driver types and overwrite them as they're found.
- foreach (array('adapter', 'backup') as $driver_type)
+ if (isset($config['adapter']) && in_array($config['adapter'], $this->valid_drivers))
{
- if (isset($config[$driver_type]) && in_array($config[$driver_type], $this->valid_drivers))
- {
- $option = '_'.$driver_type;
- $this->{$option} = $config[$driver_type];
- }
+ $this->_adapter = $config['adapter'];
+ }
+
+ if (isset($config['backup']) && in_array($config['backup'], $this->valid_drivers))
+ {
+ $this->_backup_driver = $config['backup'];
}
- // Overwrite the default key prefix.
isset($config['key_prefix']) && $this->key_prefix = $config['key_prefix'];
// If the specified adapter isn't available, check the backup.
- if ( ! $this->is_supported($this->_driver))
+ if ( ! $this->is_supported($this->_adapter))
{
- if ( ! $this->is_supported($this->_backup))
+ if ( ! $this->is_supported($this->_backup_driver))
{
// Backup isn't supported either. Default to 'Dummy' driver.
- log_message('error', 'Cache adapter "'.$this->_driver.'" and backup "'.$this->_backup.'" are both unavailable. Cache is now using "Dummy" adapter.');
- $this->_driver = 'dummy';
+ log_message('error', 'Cache adapter "'.$this->_adapter.'" and backup "'.$this->_backup_driver.'" are both unavailable. Cache is now using "Dummy" adapter.');
+ $this->_adapter = 'dummy';
}
else
{
// Backup is supported. Set it to primary.
- log_message('debug', 'Cache adapter "'.$this->_driver.'" is unavailable. Falling back to "'.$this->_backup.'" backup adapter.');
- $this->_driver = $this->_backup;
+ log_message('debug', 'Cache adapter "'.$this->_adapter.'" is unavailable. Falling back to "'.$this->_backup_driver.'" backup adapter.');
+ $this->_adapter = $this->_backup_driver;
}
}
}
@@ -144,7 +143,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function get($id)
{
- return $this->{$this->_driver}->get($this->key_prefix.$id);
+ return $this->{$this->_adapter}->get($this->key_prefix.$id);
}
// ------------------------------------------------------------------------
@@ -160,7 +159,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function save($id, $data, $ttl = 60, $raw = FALSE)
{
- return $this->{$this->_driver}->save($this->key_prefix.$id, $data, $ttl, $raw);
+ return $this->{$this->_adapter}->save($this->key_prefix.$id, $data, $ttl, $raw);
}
// ------------------------------------------------------------------------
@@ -173,7 +172,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function delete($id)
{
- return $this->{$this->_driver}->delete($this->key_prefix.$id);
+ return $this->{$this->_adapter}->delete($this->key_prefix.$id);
}
// ------------------------------------------------------------------------
@@ -187,7 +186,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function increment($id, $offset = 1)
{
- return $this->{$this->_driver}->increment($id, $offset);
+ return $this->{$this->_adapter}->increment($id, $offset);
}
// ------------------------------------------------------------------------
@@ -201,7 +200,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function decrement($id, $offset = 1)
{
- return $this->{$this->_driver}->decrement($id, $offset);
+ return $this->{$this->_adapter}->decrement($id, $offset);
}
// ------------------------------------------------------------------------
@@ -213,7 +212,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function clean()
{
- return $this->{$this->_driver}->clean();
+ return $this->{$this->_adapter}->clean();
}
// ------------------------------------------------------------------------
@@ -226,7 +225,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function cache_info($type = 'user')
{
- return $this->{$this->_driver}->cache_info($type);
+ return $this->{$this->_adapter}->cache_info($type);
}
// ------------------------------------------------------------------------
@@ -239,7 +238,7 @@ class CI_Cache extends CI_Driver_Library {
*/
public function get_metadata($id)
{
- return $this->{$this->_driver}->get_metadata($this->key_prefix.$id);
+ return $this->{$this->_adapter}->get_metadata($this->key_prefix.$id);
}
// ------------------------------------------------------------------------