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Signed-off-by: j502647092 <jtb1@163.com>
2025-11-26 21:46:09 +00:00 · 2015-11-01 22:25:03 +08:00
commit 2003fda7cb
409 changed files with 77938 additions and 0 deletions
--- a/ThinkPHP/Library/Think/Cache.class.php
+++ b/ThinkPHP/Library/Think/Cache.class.php
@@ -0,0 +1,127 @@
+<?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;
+/**
+ * 缓存管理类
+ */
+class Cache {
+
+    /**
+     * 操作句柄
+     * @var string
+     * @access protected
+     */
+    protected $handler    ;
+
+    /**
+     * 缓存连接参数
+     * @var integer
+     * @access protected
+     */
+    protected $options = array();
+
+    /**
+     * 连接缓存
+     * @access public
+     * @param string $type 缓存类型
+     * @param array $options  配置数组
+     * @return object
+     */
+    public function connect($type='',$options=array()) {
+        if(empty($type))  $type = C('DATA_CACHE_TYPE');
+        $class  =   strpos($type,'\\')? $type : 'Think\\Cache\\Driver\\'.ucwords(strtolower($type));            
+        if(class_exists($class))
+            $cache = new $class($options);
+        else
+            E(L('_CACHE_TYPE_INVALID_').':'.$type);
+        return $cache;
+    }
+
+    /**
+     * 取得缓存类实例
+     * @static
+     * @access public
+     * @return mixed
+     */
+    static function getInstance($type='',$options=array()) {
+		static $_instance	=	array();
+		$guid	=	$type.to_guid_string($options);
+		if(!isset($_instance[$guid])){
+			$obj	=	new Cache();
+			$_instance[$guid]	=	$obj->connect($type,$options);
+		}
+		return $_instance[$guid];
+    }
+
+    public function __get($name) {
+        return $this->get($name);
+    }
+
+    public function __set($name,$value) {
+        return $this->set($name,$value);
+    }
+
+    public function __unset($name) {
+        $this->rm($name);
+    }
+    public function setOptions($name,$value) {
+        $this->options[$name]   =   $value;
+    }
+
+    public function getOptions($name) {
+        return $this->options[$name];
+    }
+
+    /**
+     * 队列缓存
+     * @access protected
+     * @param string $key 队列名
+     * @return mixed
+     */
+    // 
+    protected function queue($key) {
+        static $_handler = array(
+            'file'  =>  array('F','F'),
+            'xcache'=>  array('xcache_get','xcache_set'),
+            'apc'   =>  array('apc_fetch','apc_store'),
+        );
+        $queue      =   isset($this->options['queue'])?$this->options['queue']:'file';
+        $fun        =   isset($_handler[$queue])?$_handler[$queue]:$_handler['file'];
+        $queue_name =   isset($this->options['queue_name'])?$this->options['queue_name']:'think_queue';
+        $value      =   $fun[0]($queue_name);
+        if(!$value) {
+            $value  =   array();
+        }
+        // 进列
+        if(false===array_search($key, $value))  array_push($value,$key);
+        if(count($value) > $this->options['length']) {
+            // 出列
+            $key =  array_shift($value);
+            // 删除缓存
+            $this->rm($key);
+             if(APP_DEBUG){
+                //调试模式下，记录出列次数
+                N($queue_name.'_out_times',1);
+            }
+        }
+        return $fun[1]($queue_name,$value);
+    }
+    
+    public function __call($method,$args){
+        //调用缓存类型自己的方法
+        if(method_exists($this->handler, $method)){
+           return call_user_func_array(array($this->handler,$method), $args);
+        }else{
+            E(__CLASS__.':'.$method.L('_METHOD_NOT_EXIST_'));
+            return;
+        }
+    }
+}