more refactoring on the framework.

laravel/cache/drivers/apc.php

@@ -0,0 +1,80 @@
+<?php namespace Laravel\Cache\Drivers;
+
+use Laravel\Proxy;
+
+class APC extends Driver {
+
+	/**
+	 * The proxy class instance.
+	 *
+	 * @var Proxy
+	 */
+	private $apc;
+
+	/**
+	 * The cache key from the cache configuration file.
+	 *
+	 * @var string
+	 */
+	private $key;
+
+	/**
+	 * Create a new APC cache driver instance.
+	 *
+	 * @param  Proxy   $proxy
+	 * @param  string  $key
+	 * @return void
+	 */
+	public function __construct(Proxy $apc, $key)
+	{
+		$this->key = $key;
+		$this->proxy = $proxy;
+	}
+
+	/**
+	 * Determine if an item exists in the cache.
+	 *
+	 * @param  string  $key
+	 * @return bool
+	 */
+	public function has($key)
+	{
+		return ( ! is_null($this->get($key)));
+	}
+
+	/**
+	 * Retrieve an item from the cache driver.
+	 *
+	 * @param  string  $key
+	 * @return mixed
+	 */
+	protected function retrieve($key)
+	{
+		if ( ! is_null($cache = $this->proxy->apc_fetch($this->key.$key))) return $cache;
+	}
+
+	/**
+	 * Write an item to the cache for a given number of minutes.
+	 *
+	 * @param  string  $key
+	 * @param  mixed   $value
+	 * @param  int     $minutes
+	 * @return void
+	 */
+	public function put($key, $value, $minutes)
+	{
+		$this->proxy->apc_store($this->key.$key, $value, $minutes * 60);
+	}
+
+	/**
+	 * Delete an item from the cache.
+	 *
+	 * @param  string  $key
+	 * @return void
+	 */
+	public function forget($key)
+	{
+		$this->proxy->apc_delete($this->key.$key);
+	}
+
+}