部分类库从Think命名空间移到Org

2026-07-01 20:52:48 +08:00 · 2013-04-14 19:28:21 +08:00
parent 095308ae51
commit 732a694846
87 changed files with 52 additions and 57 deletions
--- a/Library/Think/Behavior/ReadHtmlCache.php
+++ b/Library/Think/Behavior/ReadHtmlCache.php
@@ -0,0 +1,122 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006-2012 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+
+/**
+ * 系统行为扩展：静态缓存读取
+ * @category   Think
+ * @package  Think
+ * @subpackage  Behavior
+ * @author   liu21st <liu21st@gmail.com>
+ */
+class ReadHtmlCacheBehavior {
+    protected $options   =  [
+            'HTML_CACHE_ON'     =>  false,
+            'HTML_CACHE_TIME'   =>  60,
+            'HTML_CACHE_RULES'  =>  [],
+            'HTML_FILE_SUFFIX'  =>  '.html',
+        ];
+
+    // 行为扩展的执行入口必须是run
+    public function run(&$params){
+        // 开启静态缓存
+        if(C('HTML_CACHE_ON'))  {
+            $cacheTime = $this->requireHtmlCache();
+            if( false !== $cacheTime && $this->checkHTMLCache(HTML_FILE_NAME,$cacheTime)) { //静态页面有效
+                // 读取静态页面输出
+                readfile(HTML_FILE_NAME);
+                exit();
+            }
+        }
+    }
+
+    // 判断是否需要静态缓存
+    static private function requireHtmlCache() {
+        // 分析当前的静态规则
+         $htmls = C('HTML_CACHE_RULES'); // 读取静态规则
+         if(!empty($htmls)) {
+            $htmls = array_change_key_case($htmls);
+            // 静态规则文件定义格式 actionName=>array('静态规则','缓存时间','附加规则')
+            // 'read'=>array('{id},{name}',60,'md5') 必须保证静态规则的唯一性 和 可判断性
+            // 检测静态规则
+            $moduleName = strtolower(MODULE_NAME);
+            $actionName = strtolower(ACTION_NAME);
+            if(isset($htmls[$moduleName.':'.$actionName])) {
+                $html   =   $htmls[$moduleName.':'.$actionName];   // 某个模块的操作的静态规则
+            }elseif(isset($htmls[$moduleName.':'])){// 某个模块的静态规则
+                $html   =   $htmls[$moduleName.':'];
+            }elseif(isset($htmls[$actionName])){
+                $html   =   $htmls[$actionName]; // 所有操作的静态规则
+            }elseif(isset($htmls['*'])){
+                $html   =   $htmls['*']; // 全局静态规则
+            }elseif(isset($htmls['empty:index']) && !class_exists(MODULE_NAME.'Action')){
+                $html   =    $htmls['empty:index']; // 空模块静态规则
+            }elseif(isset($htmls[$moduleName.':_empty']) && $this->isEmptyAction(MODULE_NAME,ACTION_NAME)){
+                $html   =    $htmls[$moduleName.':_empty']; // 空操作静态规则
+            }
+            if(!empty($html)) {
+                // 解读静态规则
+                $rule   = $html[0];
+                // 以$_开头的系统变量
+                $rule   = preg_replace('/{\$(_\w+)\.(\w+)\|(\w+)}/e',"\\3(\$\\1['\\2'])",$rule);
+                $rule   = preg_replace('/{\$(_\w+)\.(\w+)}/e',"\$\\1['\\2']",$rule);
+                // {ID|FUN} GET变量的简写
+                $rule   = preg_replace('/{(\w+)\|(\w+)}/e',"\\2(\$_GET['\\1'])",$rule);
+                $rule   = preg_replace('/{(\w+)}/e',"\$_GET['\\1']",$rule);
+                // 特殊系统变量
+                $rule   = str_ireplace(
+                    ['{:app}','{:module}','{:action}','{:group}'],
+                    [APP_NAME,MODULE_NAME,ACTION_NAME,defined('GROUP_NAME')?GROUP_NAME:''],
+                    $rule);
+                // {|FUN} 单独使用函数
+                $rule  = preg_replace('/{|(\w+)}/e',"\\1()",$rule);
+                if(!empty($html[2])) $rule    =   $html[2]($rule); // 应用附加函数
+                $cacheTime = isset($html[1])?$html[1]:C('HTML_CACHE_TIME'); // 缓存有效期
+                // 当前缓存文件
+                define('HTML_FILE_NAME',HTML_PATH . $rule.C('HTML_FILE_SUFFIX'));
+                return $cacheTime;
+            }
+        }
+        // 无需缓存
+        return false;
+    }
+
+    /**
+     * 检查静态HTML文件是否有效
+     * 如果无效需要重新更新
+     * @access public
+     * @param string $cacheFile  静态文件名
+     * @param integer $cacheTime  缓存有效期
+     * @return boolen
+     */
+    static public function checkHTMLCache($cacheFile='',$cacheTime='') {
+        if(!is_file($cacheFile)){
+            return false;
+        }elseif (filemtime(C('TEMPLATE_NAME')) > filemtime($cacheFile)) {
+            // 模板文件如果更新静态文件需要更新
+            return false;
+        }elseif(!is_numeric($cacheTime) && function_exists($cacheTime)){
+            return $cacheTime($cacheFile);
+        }elseif ($cacheTime != 0 && NOW_TIME > filemtime($cacheFile)+$cacheTime) {
+            // 文件是否在有效期
+            return false;
+        }
+        //静态文件有效
+        return true;
+    }
+
+    //检测是否是空操作
+    static private function isEmptyAction($module,$action) {
+        $className  =   $module.'Action';
+        $class      =   new $className;
+        return !method_exists($class,$action);
+    }
+
+}