view_class.php
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<?php
/**
* Tiny - A PHP Framework For Web Artisans
* @author Tiny <tinylofty@gmail.com>
* @copyright Copyright(c) 2010-2014 http://www.tinyrise.com All rights reserved
* @version 1.0
*/
/**
* 视图类
*
* @author Tiny
* @class View
*/
class View
{
//url中接收view文件有参数名
private $viewParam = 'view';
//默认的视图文件
private $defauleView = 'index';
//view文件
private $view;
//viewPath
private $viewPath;
private $layout;
private $tplfile;
/**
* 构造函数
*
* @access public
* @param mixed $tpl
*/
public function __construct($tpl)
{
$this->tplfile = Tiny::app()->getRuntimePath().$tpl.'.php';
if(!file_exists($this->tplfile) || filemtime($this->tplfile)<filemtime($tpl))
{
$file = new File($this->tplfile,'w+');
$template = $file->getContents($tpl);
$t = new Tag();
$tem = $t->resolve($template);
$file->write($tem);
}
}
/**
* 运行入口
*
* @access public
* @return mixed
*/
public function run()
{
$this->resolveView($this->getRequestedView());
$controller=$this->getController();
if($this->layout!==null)
{
$layout=$controller->layout;
$controller->layout=$this->layout;
}
if(!$event->handled)
{
if($this->renderAsText)
{
$text=file_get_contents($controller->getViewFile($this->view));
$controller->renderText($text);
}
else
$controller->render($this->view);
}
if($this->layout!==null)
$controller->layout=$layout;
}
/**
* 渲染视图
*
* @access protected
* @param mixed $viewPath
* @return mixed
*/
protected function resolveView($viewPath)
{
if(preg_match('/^\w[\w\.\-]*$/',$viewPath))
{
$view=strtr($viewPath,'.','/');
if(!empty($this->basePath)) $view=$this->basePath.'/'.$view;
if($this->getController()->getViewFile($view)!==false)
{
$this->view=$view;
return;
}
}
}
/**
* 取得请求视图文件
*
* @access public
* @return mixed
*/
public function getRequestedView()
{
if($this->viewPath===null)
{
if(!is_null(Req::args($this->viewParam)))
$this->viewPath=Req::args($this->viewParam);
else
$this->viewPath=$this->defaultView;
}
return $this->viewPath;
}
/**
* 渲染数据
*
* @access public
* @param array $data
* @return mixed
*/
public function render($data=array())
{
extract($data);
include ($this->tplfile);
}
}
?>