Memcache, refactoring, View helpers, #16

git-svn-id: svn+ssh://code.netmonsters.ru/svn/majestic/branches/evo@124 4cb57b5f-5bbd-dd11-951b-001d605cbbc5

cache/CacheKey.php

@@ -0,0 +1,72 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage Cache
+ * @since 2010-03-10
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class CacheKey
+{
+    
+    protected $key;
+    protected $params = '';
+    protected $expire = 0;
+    
+    /**
+     * @param string $key
+     * @param mixed $params
+     * @param iCacheable $cacheable
+     * @return CacheKey
+     */
+    public function __construct($key, $params = array(), $cacheable)
+    {
+        $this->key = $key;
+        if (!$cacheable instanceof iCacheable) {
+            throw new GeneralException('CacheKey depends on iCacheable instance');
+        }
+        $this->cache  = $cacheable->getCache();
+        $this->expire = $cacheable->getKeyExpire($this->key);
+        $this->params = (is_array($params)) ? implode('', $params) : $params;
+    }
+    
+    protected function getCacheKey()
+    {
+        $params = ($this->params) ? ('_' . $this->params) : '';
+        return $this->key . $params;
+    }
+    
+    protected function getExpire()
+    {
+        return $this->expire;
+    }
+    
+    /**
+     * @param int $expire
+     */
+    public function setExpire($expire)
+    {
+        $this->expire = $expire;
+    }
+    
+    public function get()
+    {
+        return $this->cache->get($this->getCacheKey());        
+    }
+    
+    /**
+     * @param mixed $value
+     */
+    public function set($value)
+    {
+        return $this->cache->set($this->getCacheKey(), $value, $this->expire);
+    }
+    
+    public function del()
+    {
+        return $this->cache->del($this->getCacheKey());
+    }
+}