*/
namespace Friendica\Core;
-use Friendica\Core\Cache;
-use Friendica\Core\Config;
+use Friendica\Core\Cache\CacheDriverFactory;
/**
* @brief Class for storing data for a short time
const QUARTER_HOUR = 900;
const FIVE_MINUTES = 300;
const MINUTE = 60;
+ const INFINITE = 0;
/**
* @var Cache\ICacheDriver
*/
- static $driver = null;
+ private static $driver = null;
+ public static $driver_class = null;
+ public static $driver_name = null;
public static function init()
{
- switch(Config::get('system', 'cache_driver', 'database')) {
- case 'memcache':
- $memcache_host = Config::get('system', 'memcache_host', '127.0.0.1');
- $memcache_port = Config::get('system', 'memcache_port', 11211);
-
- self::$driver = new Cache\MemcacheCacheDriver($memcache_host, $memcache_port);
- break;
- case 'memcached':
- $memcached_hosts = Config::get('system', 'memcached_hosts', [['127.0.0.1', 11211]]);
-
- self::$driver = new Cache\MemcachedCacheDriver($memcached_hosts);
- break;
- default:
- self::$driver = new Cache\DatabaseCacheDriver();
- }
+ self::$driver_name = Config::get('system', 'cache_driver', 'database');
+ self::$driver = CacheDriverFactory::create(self::$driver_name);
+ self::$driver_class = get_class(self::$driver);
}
/**
return self::$driver;
}
+ /**
+ * @brief Returns all the cache keys sorted alphabetically
+ *
+ * @param string $prefix Prefix of the keys (optional)
+ *
+ * @return array Empty if the driver doesn't support this feature
+ * @throws \Exception
+ */
+ public static function getAllKeys($prefix = null)
+ {
+ $time = microtime(true);
+
+ $return = self::getDriver()->getAllKeys($prefix);
+
+ self::getApp()->saveTimestamp($time, 'cache');
+
+ return $return;
+ }
+
/**
* @brief Fetch cached data according to the key
*
* @param string $key The key to the cached data
*
* @return mixed Cached $value or "null" if not found
+ * @throws \Exception
*/
public static function get($key)
{
$return = self::getDriver()->get($key);
- self::getApp()->save_timestamp($time, 'cache');
+ self::getApp()->saveTimestamp($time, 'cache');
return $return;
}
* @param integer $duration The cache lifespan
*
* @return bool
+ * @throws \Exception
*/
public static function set($key, $value, $duration = self::MONTH)
{
$return = self::getDriver()->set($key, $value, $duration);
- self::getApp()->save_timestamp($time, 'cache_write');
+ self::getApp()->saveTimestamp($time, 'cache_write');
+
+ return $return;
+ }
+
+ /**
+ * @brief Delete a value from the cache
+ *
+ * @param string $key The key to the cached data
+ *
+ * @return bool
+ * @throws \Exception
+ */
+ public static function delete($key)
+ {
+ $time = microtime(true);
+
+ $return = self::getDriver()->delete($key);
+
+ self::getApp()->saveTimestamp($time, 'cache_write');
return $return;
}
/**
* @brief Remove outdated data from the cache
*
- * @param integer $max_level The maximum cache level that is to be cleared
+ * @param boolean $outdated just remove outdated values
*
- * @return void
+ * @return bool
*/
- public static function clear()
+ public static function clear($outdated = true)
{
- return self::getDriver()->clear();
+ return self::getDriver()->clear($outdated);
}
}