来源: * Nianhua.L PHP Template Class
*
* @author 年华 Email/MSN nianhua.liu@gmail.com QQ:4908220
* @link master8.net/blog || master8.net
* @version 1.0
* @copyright 2006 Master8.NET
* @package Nianhua.L PHPTC
*/
class template {
/**
* 模板文件存放目录[Template file dir]
*
* @var string
*/
var $tpl_default_dir;
/**
* 模板刷新时间[Template refresh time]
*
* @var int
*/
var $tpl_refresh_time;
/**
* 返回编译后的模板文件[Return compiled file]
*
* @return string
*/
function tpl($file){
$tplfile=$this->tpl_default_dir."/".$file.".htm";
$compiledtpldir=$this->tpl_default_dir.".tpl";//构造编译目录[Define compile dir]
$compiledtplfile=$compiledtpldir."/".$file.".tpl.php";//构造编译文件[Define compile file]
is_dir($compiledtpldir) or @mkdir($compiledtpldir,0777);
if(!file_exists($compiledtplfile) || (time()-@filemtime($compiledtplfile) > $this->tpl_refresh_time))//文件不存在或者创建日期超出刷新时间
{
$this->tpl_compile($tplfile,$compiledtplfile);//编译模板[Compile template]
}
return $compiledtplfile;
}
/**
* 编译模板文件[Compile template]
*
* @return boolean
*/
function tpl_compile($tplfile,$compiledtplfile){
$str=$this->tpl_read($tplfile);
$str=$this->tpl_parse($str,$language);
if($this->tpl_write($compiledtplfile,$str))
{
return true;
}
return false;
}
/**
* 解析模板文件[Parse template]
*
* @return string
*/
function tpl_parse($str){
$str=preg_replace("/([\n\r]+)\t+/s","\\1",$str);
$str=preg_replace("/\<\!\-\-\{(.+?)\}\-\-\>/s", "{\\1}",$str);
$str=preg_replace("/\{template\s+(.+)\}/","\n\n",$str);
$str=preg_replace("/\{include\s+(.+)\}/","\n\n",$str);
$str=preg_replace("/\{if\s+(.+?)\}/","",$str);
$str=preg_replace("/\{else\}/","",$str);
$str=preg_replace("/\{elseif\s+(.+?)\}/","",$str);
$str=preg_replace("/\{\/if\}/","",$str);
$str=preg_replace("/\{loop\s+(\S+)\s+(\S+)\}/","",$str);
$str=preg_replace("/\{loop\s+(\S+)\s+(\S+)\s+(\S+)\}/","\n \\3) { ?>",$str);
$str=preg_replace("/\{\/loop\}/","\n\n",$str);
$str=preg_replace("/\{([a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*\((.+)\))\}/","",$str);
$str=preg_replace("/\{\\$([a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*\((.+)\))\}/","",$str);
$str=preg_replace("/\{(\\$[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)\}/","",$str);
$str=preg_replace("/\{(\\$[a-zA-Z0-9_\[\]\'\"\$\x7f-\xff]+)\}/s", "",$str);
$str=preg_replace("/\{([a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)\}/s", "",$str);
$str="\n".$str;//防止直接浏览模板编译文件
return $str;
}
/**
* 读取模板源文件[Read resource file]
*
* @return string
*/
function tpl_read($tplfile){
if($fp=@fopen($tplfile,"r") or die('Can not open tpl file'))
{
$str=fread($fp,filesize($tplfile));
fclose($fp);
return $str;
}
return false;
}
/**
* 写入模板编译文件[Write compiled file]
*
* @return boolean
*/
function tpl_write($compiledtplfile,$str){
if($fp=@fopen($compiledtplfile,"w") or die('Can not open tpl file'))
{
flock($fp, 3);
if(@fwrite($fp,$str) or die('Can not write tpl file'))
{
fclose($fp);
return true;
}
fclose($fp);
}
return false;
}
}
?>
How to use?:http://master8.net/blog/attachment/how to use.txt
Demo:http://master8.net/blog/attachment/tpl.zip
Tags: A Sample Template Class For PHP,
分类:PHP
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