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-rw-r--r--system/libraries/Cache/drivers/Cache_redis.php18
1 files changed, 12 insertions, 6 deletions
diff --git a/system/libraries/Cache/drivers/Cache_redis.php b/system/libraries/Cache/drivers/Cache_redis.php
index 81b49e2fc..a58aaef4e 100644
--- a/system/libraries/Cache/drivers/Cache_redis.php
+++ b/system/libraries/Cache/drivers/Cache_redis.php
@@ -91,6 +91,12 @@ class CI_Cache_redis extends CI_Driver
*/
public function __construct()
{
+ if ( ! $this->is_supported())
+ {
+ log_message('error', 'Cache: Failed to create Redis object; extension not loaded?');
+ return;
+ }
+
$config = array();
$CI =& get_instance();
@@ -138,7 +144,7 @@ class CI_Cache_redis extends CI_Driver
/**
* Get cache
*
- * @param string Cache ID
+ * @param string $key Cache ID
* @return mixed
*/
public function get($key)
@@ -190,7 +196,7 @@ class CI_Cache_redis extends CI_Driver
/**
* Delete from cache
*
- * @param string Cache key
+ * @param string $key Cache key
* @return bool
*/
public function delete($key)
@@ -255,9 +261,9 @@ class CI_Cache_redis extends CI_Driver
/**
* Get cache driver info
*
- * @param string Not supported in Redis.
- * Only included in order to offer a
- * consistent cache API.
+ * @param string $type Not supported in Redis.
+ * Only included in order to offer a
+ * consistent cache API.
* @return array
* @see Redis::info()
*/
@@ -271,7 +277,7 @@ class CI_Cache_redis extends CI_Driver
/**
* Get cache metadata
*
- * @param string Cache key
+ * @param string $key Cache key
* @return array
*/
public function get_metadata($key)