MIF_E31222691/laravel/cache/manager.php

92 lines
2.0 KiB
PHP

<?php namespace Laravel\Cache;
use Laravel\Redis;
use Laravel\Config;
use Laravel\Memcached;
class Manager {
/**
* All of the active cache drivers.
*
* @var array
*/
protected static $drivers = array();
/**
* Get a cache driver instance.
*
* If no driver name is specified, the default cache driver will
* be returned as defined in the cache configuration file.
*
* <code>
* // Get the default cache driver instance
* $driver = Cache::driver();
*
* // Get a specific cache driver instance by name
* $driver = Cache::driver('memcached');
* </code>
*
* @param string $driver
* @return Cache\Driver
*/
public static function driver($driver = null)
{
if (is_null($driver)) $driver = Config::get('cache.driver');
if ( ! array_key_exists($driver, static::$drivers))
{
return static::$drivers[$driver] = static::factory($driver);
}
return static::$drivers[$driver];
}
/**
* Create a new cache driver instance.
*
* @param string $driver
* @return Driver
*/
protected static function factory($driver)
{
switch ($driver)
{
case 'apc':
return new Drivers\APC(Config::get('cache.key'));
case 'file':
return new Drivers\File(CACHE_PATH);
case 'memcached':
return new Drivers\Memcached(Memcached::instance(), Config::get('cache.key'));
case 'redis':
return new Drivers\Redis(Redis::db());
default:
throw new \DomainException("Cache driver {$driver} is not supported.");
}
}
/**
* Pass all other methods to the default cache driver.
*
* Passing method calls to the driver instance provides a convenient API
* for the developer when always using the default cache driver.
*
* <code>
* // Call the "get" method on the default driver
* $name = Cache::get('name');
*
* // Call the "put" method on the default driver
* Cache::put('name', 'Taylor', 15);
* </code>
*/
public static function __callStatic($method, $parameters)
{
return call_user_func_array(array(static::driver(), $method), $parameters);
}
}