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-rw-r--r--system/libraries/Cache/Cache.php21
1 files changed, 6 insertions, 15 deletions
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index fd49f33ab..5d32240ce 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -100,28 +100,19 @@ class CI_Cache extends CI_Driver_Library {
*/
public function __construct($config = array())
{
- $default_config = array(
- 'adapter',
- 'memcached'
- );
-
- foreach ($default_config as $key)
+ // Loop through the available driver types and overwrite them as they're found.
+ foreach (array('adapter', 'backup') as $driver_type)
{
- if (isset($config[$key]))
+ if (isset($config[$driver_type]) && in_array($config[$driver_type], $this->valid_drivers))
{
- $param = '_'.$key;
-
- $this->{$param} = $config[$key];
+ $option = '_'.$driver_type;
+ $this->{$option} = $config[$driver_type];
}
}
+ // Overwrite the default key prefix.
isset($config['key_prefix']) && $this->key_prefix = $config['key_prefix'];
- if (isset($config['backup']) && in_array($config['backup'], $this->valid_drivers))
- {
- $this->_backup = $config['backup'];
- }
-
// If the specified adapter isn't available, check the backup.
if ( ! $this->is_supported($this->_adapter))
{