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Improved comments in memcached cache driver.

This commit is contained in:
Taylor Otwell 2011-06-17 11:21:42 -07:00
parent 55e1055dd7
commit 7ce9c6f270
1 changed files with 8 additions and 19 deletions
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25
system/cache/driver/file.php vendored
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@ -1,6 +1,6 @@
<?php namespace System\Cache\Driver; <?php namespace System\Cache\Driver;
class File implements \System\Cache\Driver { class Memcached implements \System\Cache\Driver {
/** /**
* All of the loaded cache items. * All of the loaded cache items.
@ -34,25 +34,14 @@ public function get($key, $default = null)
return $this->items[$key]; return $this->items[$key];
} }
if ( ! file_exists(APP_PATH.'cache/'.$key)) $cache = \System\Memcached::instance()->get(\System\Config::get('cache.key').$key);
if ($cache === false)
{ {
return $default; return $default;
} }
$cache = file_get_contents(APP_PATH.'cache/'.$key); return $this->items[$key] = $cache;
// --------------------------------------------------
// Has the cache expired? The UNIX expiration time
// is stored at the beginning of the file.
// --------------------------------------------------
if (time() >= substr($cache, 0, 10))
{
$this->forget($key);
return $default;
}
return $this->items[$key] = unserialize(substr($cache, 10));
} }
/** /**
@ -65,7 +54,7 @@ public function get($key, $default = null)
*/ */
public function put($key, $value, $minutes) public function put($key, $value, $minutes)
{ {
file_put_contents(APP_PATH.'cache/'.$key, (time() + ($minutes * 60)).serialize($value), LOCK_EX); \System\Memcached::instance()->set(\System\Config::get('cache.key').$key, $value, 0, $minutes * 60);
} }
/** /**
@ -76,7 +65,7 @@ public function put($key, $value, $minutes)
*/ */
public function forget($key) public function forget($key)
{ {
@unlink(APP_PATH.'cache/'.$key); \System\Memcached::instance()->delete(\System\Config::get('cache.key').$key);
} }
} }