zoumaliveServer/install/ThinkPHP/Mode/Lite/Action.class.php

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2009 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
// $Id$

/**
 +------------------------------------------------------------------------------
 * ThinkPHP 精简模式Action控制器基类
 +------------------------------------------------------------------------------
 */
abstract class Action extends Think
{//类定义开始

    protected $tVar        =  array(); // 模板输出变量

   /**
     +----------------------------------------------------------
     * 架构函数
     +----------------------------------------------------------
     * @access public
     +----------------------------------------------------------
     */
    public function __construct()
    {
        //控制器初始化
        if(method_exists($this,'_initialize')) {
            $this->_initialize();
        }
    }

    /**
     +----------------------------------------------------------
     * 魔术方法 有不存在的操作的时候执行
     +----------------------------------------------------------
     * @access public
     +----------------------------------------------------------
     * @param string $method 方法名
     * @param array $parms 参数
     +----------------------------------------------------------
     * @return mixed
     +----------------------------------------------------------
     */
    public function __call($method,$parms) {
        if(strtolower($method) == strtolower(ACTION_NAME)) {
            // 如果定义了_empty操作 则调用
            if(method_exists($this,'_empty')) {
                $this->_empty($method,$parms);
            }else {
                // 抛出异常
                throw_exception(L('_ERROR_ACTION_').ACTION_NAME);
            }
        }else{
            throw_exception(__CLASS__.':'.$method.L('_METHOD_NOT_EXIST_'));
        }
    }

    /**
     +----------------------------------------------------------
     * 模板变量赋值
     +----------------------------------------------------------
     * @access protected
     +----------------------------------------------------------
     * @param mixed $name
     * @param mixed $value
     +----------------------------------------------------------
     */
    protected function assign($name,$value=''){
        if(is_array($name)) {
            $this->tVar   =  array_merge($this->tVar,$name);
        }elseif(is_object($name)){
            foreach($name as $key =>$val)
                $this->tVar[$key] = $val;
        }else {
            $this->tVar[$name] = $value;
        }
    }

    /**
     +----------------------------------------------------------
     * 模板显示
     * 只支持PHP模板
     +----------------------------------------------------------
     * @access protected
     +----------------------------------------------------------
     * @param string $templateFile 指定要调用的模板文件
     * 默认为空 由系统自动定位模板文件
     * @param string $charset 输出编码
     * @param string $contentType 输出类型
     +----------------------------------------------------------
     * @return void
     +----------------------------------------------------------
     */
    protected function display($templateFile='',$charset='',$contentType='text/html')
    {
        if(empty($charset))  $charset = C('DEFAULT_CHARSET');
        // 网页字符编码
        header("Content-Type:".$contentType."; charset=".$charset);
        header("Cache-control: private");  //支持页面回跳
        //页面缓存
        ob_start();
        ob_implicit_flush(0);
        // 自动定位模板文件
        $templateFile   = $this->parseTemplateFile($templateFile);
        // 模板阵列变量分解成为独立变量
        extract($this->tVar, EXTR_OVERWRITE);
        // 直接载入PHP模板
        include $templateFile;
        // 获取并清空缓存
        $content = ob_get_clean();
        echo $content;
    }

    /**
     +----------------------------------------------------------
     * 自动定位模板文件
     +----------------------------------------------------------
     * @access private
     +----------------------------------------------------------
     * @param string $templateFile 文件名
     +----------------------------------------------------------
     * @return string
     +----------------------------------------------------------
     * @throws ThinkExecption
     +----------------------------------------------------------
     */
    private function parseTemplateFile($templateFile) {
        // Lite模式没有模板主题的概念
        if(''==$templateFile) {
            // 如果模板文件名为空 按照默认规则定位
            $templateFile = TMPL_PATH.'/'.MODULE_NAME.'/'.ACTION_NAME.C('TMPL_TEMPLATE_SUFFIX');
        }elseif(strpos($templateFile,':')){
            // 引入其它模块的操作模板
            $templateFile   =   TMPL_PATH.'/'.str_replace(':','/',$templateFile).C('TMPL_TEMPLATE_SUFFIX');
        }elseif(!is_file($templateFile))    {
            // 引入当前模块的其它操作模板
            $templateFile =  TMPL_PATH.'/'.MODULE_NAME.'/'.$templateFile.C('TMPL_TEMPLATE_SUFFIX');
        }
        if(!file_exists_case($templateFile))
            throw_exception(L('_TEMPLATE_NOT_EXIST_').'['.$templateFile.']');
        return $templateFile;
    }

}//类定义结束
?>