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Signed-off-by: j502647092 <jtb1@163.com>
2025-11-24 21:26:09 +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/Driver/Memcached.class.php
+++ b/ThinkPHP/Library/Think/Cache/Driver/Memcached.class.php
@@ -0,0 +1,102 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006-2013 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: 何辉 <runphp@qq.com>
+// +----------------------------------------------------------------------
+
+namespace Think\Cache\Driver;
+
+use Memcached as MemcachedResource;
+use Think\Cache;
+
+/**
+ * Memcached缓存驱动
+ */
+class Memcached extends Cache {
+
+    /**
+     *
+     * @param array $options
+     */
+    public function __construct($options = array()) {
+        if ( !extension_loaded('memcached') ) {
+            E(L('_NOT_SUPPORT_').':memcached');
+        }
+
+        $options = array_merge(array(
+            'servers'       =>  C('MEMCACHED_SERVER') ? : null,
+            'lib_options'   =>  C('MEMCACHED_LIB') ? : null
+        ), $options);
+
+        $this->options      =   $options;
+        $this->options['expire'] =  isset($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;
+
+        $this->handler      =   new MemcachedResource;
+        $options['servers'] && $this->handler->addServers($options['servers']);
+        $options['lib_options'] && $this->handler->setOptions($options['lib_options']);
+    }
+
+    /**
+     * 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 $this->handler->get($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;
+        if($this->handler->set($name, $value, time() + $expire)) {
+            if($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, $ttl = false) {
+        $name   =   $this->options['prefix'].$name;
+        return $ttl === false ?
+        $this->handler->delete($name) :
+        $this->handler->delete($name, $ttl);
+    }
+
+    /**
+     * 清除缓存
+     * @access public
+     * @return boolean
+     */
+    public function clear() {
+        return $this->handler->flush();
+    }
+}