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Signed-off-by: j502647092 <jtb1@163.com>

ThinkPHP/Library/Think/Cache/Driver/Eaccelerator.class.php

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+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006-2014 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+namespace Think\Cache\Driver;
+use Think\Cache;
+defined('THINK_PATH') or exit();
+/**
+ * Eaccelerator缓存驱动
+ */
+class Eaccelerator extends Cache {
+
+    /**
+     * 架构函数
+     * @param array $options 缓存参数
+     * @access public
+     */
+    public function __construct($options=array()) {
+        $this->options['expire'] =  isset($options['expire'])?  $options['expire']  :   C('DATA_CACHE_TIME');
+        $this->options['prefix'] =  isset($options['prefix'])?  $options['prefix']  :   C('DATA_CACHE_PREFIX');        
+        $this->options['length'] =  isset($options['length'])?  $options['length']  :   0;
+    }
+
+    /**
+     * 读取缓存
+     * @access public
+     * @param string $name 缓存变量名
+     * @return mixed
+     */
+     public function get($name) {
+        N('cache_read',1);
+         return eaccelerator_get($this->options['prefix'].$name);
+     }
+
+    /**
+     * 写入缓存
+     * @access public
+     * @param string $name 缓存变量名
+     * @param mixed $value  存储数据
+     * @param integer $expire  有效时间（秒）
+     * @return boolean
+     */
+     public function set($name, $value, $expire = null) {
+        N('cache_write',1);
+        if(is_null($expire)) {
+            $expire  =  $this->options['expire'];
+        }
+        $name   =   $this->options['prefix'].$name;
+        eaccelerator_lock($name);
+        if(eaccelerator_put($name, $value, $expire)) {
+            if($this->options['length']>0) {
+                // 记录缓存队列
+                $this->queue($name);
+            }
+            return true;
+        }
+        return false;
+     }
+
+
+    /**
+     * 删除缓存
+     * @access public
+     * @param string $name 缓存变量名
+     * @return boolean
+     */
+     public function rm($name) {
+         return eaccelerator_rm($this->options['prefix'].$name);
+     }
+
+}