初始化项目

core/library/think/cache/driver/Xcache.php

@@ -0,0 +1,99 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2016 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;
+use think\Exception;
+
+/**
+ * Xcache缓存驱动
+ * @author    liu21st <liu21st@gmail.com>
+ */
+class Xcache
+{
+    protected $options = [
+        'prefix' => '',
+        'expire' => 0,
+    ];
+
+    /**
+     * 架构函数
+     * @param array $options 缓存参数
+     * @access public
+     * @throws \BadFunctionCallException
+     */
+    public function __construct($options = [])
+    {
+        if (!function_exists('xcache_info')) {
+            throw new \BadFunctionCallException('not support: Xcache');
+        }
+        if (!empty($options)) {
+            $this->options = array_merge($this->options, $options);
+        }
+    }
+
+    /**
+     * 读取缓存
+     * @access public
+     * @param string $name 缓存变量名
+     * @return mixed
+     */
+    public function get($name)
+    {
+        $name = $this->options['prefix'] . $name;
+        if (xcache_isset($name)) {
+            return xcache_get($name);
+        }
+        return false;
+    }
+
+    /**
+     * 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, $expire = null)
+    {
+        if (is_null($expire)) {
+            $expire = $this->options['expire'];
+        }
+        $name = $this->options['prefix'] . $name;
+        if (xcache_set($name, $value, $expire)) {
+            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 xcache_unset($this->options['prefix'] . $name);
+    }
+
+    /**
+     * 清除缓存
+     * @access public
+     * @return boolean
+     */
+    public function clear()
+    {
+        return;
+    }
+}