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已经过期,请看wecis模板引擎

程序员文章站 2024-01-18 13:50:46
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php代码
<?php

class template{
	
	private $assign = array();
	public $tplfile_pre;
	public $tplfile_path_dir = 'template';	//模板路径
	public $tplfile_cache_dir = 'cache';	//缓存路径
	public $tplfile_cache_open = TRUE;	//是否开启缓存
	public $tplfile_cache_time = 300;	//设置缓存时间
	public $tplstring_left = '{-';	//模板中左标签
	public $tplstring_right = '-}';	//模板中右标签
	
	function template($tplpre) {
		if(empty($tplpre)) {
			exit('Lost Parameter');
		}
		$this->tplfile_pre = md5($tplpre).'.';
	}
	
	public function assign($tplvar,$value){
		$this->assign[$tplvar]=$value; 
	}
	
	public function display($tpl) {
		if($this->tplfile_cache_open) {
			if(file_exists($this->tplfile_cache_dir.'/'.$this->tplfile_pre.$tpl.'.php')) {
				$tmpfiletime = fileatime($this->tplfile_cache_dir.'/'.$this->tplfile_pre.$tpl.'.php');
				if((time() - $tmpfiletime) >$this->tplfile_cache_time) {
					unlink($this->tplfile_cache_dir.'/'.$this->tplfile_pre.$tpl.'.php');
					include $this->createTemp($tpl);
				}else{
					include $this->tplfile_cache_dir.'/'.$this->tplfile_pre.$tpl.'.php';
				}
			}else{
				include $this->createTemp($tpl);
			}
		}else{
			include $this->createTemp($tpl);
		}
	}
	
	private function createTemp($tpl) {
		$content = file_get_contents($this->tplfile_path_dir.'/'.$tpl);
		$data = preg_replace('/'.$this->tplstring_left.'if\(((.*)+)\)'.$this->tplstring_right.'/',"<?php if(\\1) { ?>",$content);
		$data = preg_replace('/'.$this->tplstring_left.'else'.$this->tplstring_right.'/','<?php }else{ ?>',$data);
		$data = preg_replace('/'.$this->tplstring_left.'\/if'.$this->tplstring_right.'/','<?php } ?>',$data);
		$data = preg_replace('/'.$this->tplstring_left.'/','<?php echo ',preg_replace('/'.$this->tplstring_right.'/',' ?>',$data));
		foreach($this->assign as $k=>$v) {
			if(!is_numeric($v)) {
				$data = preg_replace('/\$'.$k.'/','\''.$v.'\';',$data);
			}
			$data = preg_replace('/\$'.$k.'/',$v,$data);
		}
		if($data) {
			file_put_contents($this->tplfile_cache_dir.'/'.$this->tplfile_pre.$tpl.'.php',$data);
			return $this->tplfile_cache_dir.'/'.$this->tplfile_pre.$tpl.'.php';
		}
	}
	public function version() {
		return 'webtmp 1.0';
	}
}
?>