From abdc492b9a7bc12836ca24a35363b02fbc84b6dc Mon Sep 17 00:00:00 2001
From: Discuz! <discuzaddon@tencent.com>
Date: Thu, 9 Feb 2017 15:24:36 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=20=E6=96=87=E4=BB=B6?=
 =?UTF-8?q?=E7=BC=93=E5=AD=98=EF=BC=8C=E5=B9=B6=E5=AE=89=E8=A3=85=E5=90=8E?=
 =?UTF-8?q?=E9=BB=98=E8=AE=A4=E5=BC=80=E5=90=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 upload/config/config_global_default.php       |  13 +--
 .../class/memory/memory_driver_file.php       | 102 ++++++++++++++++++
 2 files changed, 109 insertions(+), 6 deletions(-)
 create mode 100644 upload/source/class/memory/memory_driver_file.php

diff --git a/upload/config/config_global_default.php b/upload/config/config_global_default.php
index c10b824..51ea51e 100644
--- a/upload/config/config_global_default.php
+++ b/upload/config/config_global_default.php
@@ -111,12 +111,13 @@ $_config['memory']['memcache']['port'] = 11211;			// memcache 服务器端口
 $_config['memory']['memcache']['pconnect'] = 1;			// memcache 是否长久连接
 $_config['memory']['memcache']['timeout'] = 1;			// memcache 服务器连接超时
 
-$_config['memory']['apc'] = 1;							// 启动对 APC 的支持
-$_config['memory']['apcu'] = 1;							// 启动对 APCu 的支持
-$_config['memory']['xcache'] = 1;						// 启动对 xcache 的支持
-$_config['memory']['eaccelerator'] = 1;					// 启动对 eaccelerator 的支持
-$_config['memory']['wincache'] = 1;						// 启动对 wincache 的支持
-$_config['memory']['yac'] = 1;     						//启动对 YAC的支持
+$_config['memory']['apc'] = 0;							// 启动对 APC 的支持
+$_config['memory']['apcu'] = 0;							// 启动对 APCu 的支持
+$_config['memory']['xcache'] = 0;						// 启动对 xcache 的支持
+$_config['memory']['eaccelerator'] = 0;					// 启动对 eaccelerator 的支持
+$_config['memory']['wincache'] = 0;						// 启动对 wincache 的支持
+$_config['memory']['yac'] = 0;     						//启动对 YAC 的支持
+$_config['memory']['file']['server'] = 'data/cache/filecache';				// 启动对 File 缓存的支持
 // 服务器相关设置
 $_config['server']['id']		= 1;			// 服务器编号，多webserver的时候，用于标识当前服务器的ID
 
diff --git a/upload/source/class/memory/memory_driver_file.php b/upload/source/class/memory/memory_driver_file.php
new file mode 100644
index 0000000..04d710a
--- /dev/null
+++ b/upload/source/class/memory/memory_driver_file.php
@@ -0,0 +1,102 @@
+<?php
+
+/**
+ *      [Discuz!] (C)2001-2099 Comsenz Inc.
+ *      This is NOT a freeware, use is subject to license terms
+ *
+ *      $Id: memory_driver_yac.php 27635 2017-02-02 17:02:46Z NaiXiaoxIN $
+ */
+if (!defined('IN_DISCUZ')) {
+	exit('Access Denied');
+}
+
+class memory_driver_file {
+
+	public $cacheName = 'File';
+	public $enable;
+	public $path;
+
+	public function env() {
+		return true;
+	}
+
+	public function init($config) {
+		$this->path = $config['server'].'/';
+		if($config['server']) {
+			$this->enable = is_dir(DISCUZ_ROOT.$this->path);
+			if(!$this->enable) {
+				dmkdir(DISCUZ_ROOT.$this->path);
+				$this->enable = is_dir(DISCUZ_ROOT.$this->path);
+			}
+		} else {
+			$this->enable = false;
+		}
+	}
+	
+	private function cachefile($key) {
+		return str_replace('_', '/', $key).'/'.$key;
+	}
+
+	public function get($key) {
+		$data = false;
+		@include_once DISCUZ_ROOT.$this->path.$this->cachefile($key).'.php';
+		if($data !== false) {
+			if($data['exp'] && $data['exp'] < TIMESTAMP) {
+				return false;
+			}
+			return $data['data'];
+		}
+	}
+
+	public function set($key, $value, $ttl = 0) {
+		$file = DISCUZ_ROOT.$this->path.$this->cachefile($key).'.php';
+		dmkdir(dirname($file));
+		$data = array(
+		    'exp' => $ttl ? TIMESTAMP + $ttl : 0,
+		    'data' => $value,
+		);
+		return file_put_contents($file, "<?php\n\$data = ".var_export($data, 1).";\n");
+	}
+
+	public function rm($key) {
+		return @unlink(DISCUZ_ROOT.$this->path.$this->cachefile($key));
+	}
+	
+	private function dir_clear($dir) {		
+		if($directory = @dir($dir)) {
+			while($entry = $directory->read()) {
+				$filename = $dir.'/'.$entry;
+				if($entry != '.' && $entry != '..') {
+					if(is_file($filename)) {
+						@unlink($filename);
+					} else {
+						$this->dir_clear($filename);
+						@rmdir($filename);
+					}
+				}
+			}
+			$directory->close();			
+		}
+	}
+
+	public function clear() {
+		return $this->dir_clear(DISCUZ_ROOT.$this->path);
+	}
+
+	public function inc($key, $step = 1) {
+		$old = $this->get($key);
+		if (!$old) {
+			return false;
+		}
+		return $this->set($key, $old + $step);
+	}
+
+	public function dec($key, $step = 1) {
+		$old = $this->get($key);
+		if (!$old) {
+			return false;
+		}
+		return $this->set($key, $old - $step);
+	}
+
+}