php模板技术 范例

-- 
-- Database: `test`
-- 

-- --------------------

-- 
-- Table structure for table `test`
-- 

CREATE TABLE `test` (
  `id` smallint(3) NOT NULL auto_increment,
  `name` varchar(10) NOT NULL default '',
  `sex` enum('male','female') NOT NULL default 'male',
  `age` smallint(2) NOT NULL default '0',
  `email` varchar(20) NOT NULL default '',
  PRIMARY KEY  (`id`)
) ENGINE=MyISAM  DEFAULT CHARSET=utf8 AUTO_INCREMENT=5 ;

-- 
-- Dumping data for table `test`
-- 

INSERT INTO `test` VALUES (1, 'freshlove', 'male', 28, 'freshlove@gmail.com');
INSERT INTO `test` VALUES (2, 'dinahani', 'female', 29, 'dinahani@gmail.com');
INSERT INTO `test` VALUES (3, 'sam', 'male', 1, 'sam@gmail.com');
INSERT INTO `test` VALUES (4, 'girl', 'female', 0, 'girl@gmail.com');

<?php class db{  
	private $host; 
	private $user; 
	private $pwd; 
	
	function __construct($host='localhost',$user='root',$pwd='root'){ 
		$this->host = $host; 
		$this->user = $user; 
		$this->pwd = $pwd; 
	} 
	
	function connect(){ 
		return mysql_connect($this->host,$this->user,$this->pwd); 
	} 
} 

class template{ 
	private $source_file; 
	
	function get_file($filename){ 
		$this->source_file = file_get_contents($filename); 
	} 
	
	function parse($tags,$vals){ 
		if(!is_array($tags)) return preg_replace('|{'.$tags.'}|',$vals,$this->source_file);  
		else{ 
			foreach($tags as $row) $keys[] = '|{'.$row.'}|';
			return preg_replace($keys,$vals,$this->source_file);  
		} 
	} 
} 
?> 

<tr bgcolor="#ffffff" align="center"> 
	<td><a href="content.php?id=%7Bmid%7D">{name}</a></td>
	<td>{sex}</td>
	<td>{age}</td>
	<td>{email}</td> 
</tr> 

<?php include('includes/class.inc');  
	$tmpl = new template();  
	$db   = new db();  
	$con  = $db->connect();  
	mysql_select_db('test',$con);  
	$limit = 20; //每页显示行数  
	$p = ($_GET['p']) ? $_GET['p'] : 1;  //当前页号  
	
	/***** 生成列表开始 *****/  
	
	$lists = '';  
	$tmpl->get_file('templates/list.htm');  
	$tags = array('mid','name','sex','age','email');  //应与表字段同顺序 
	$result = mysql_query('select * from test order by id desc limit '.($p-1)*$limit.','.$limit);  
	while($row = mysql_fetch_row($result)) $lists .= $tmpl->parse($tags,$row);  

	
	/***** 生成列表完成, 分页开始 *****/  
	
	$tmpl->get_file('templates/index.htm');  
	$total = @mysql_result(mysql_query('select count(id) from test'),0);  //总记录数  
	$ps = ceil($total/$limit);   //总页数  
	$pagination = 'First Page ';  
	if($p>1) $pagination .= '';  
	else $pagination .= '';  
	$pagination .= 'Prev ';  
	if($pparse($tags,$vals);  
?> 

<?php include('includes/class.inc'); 
	$tmpl = new template(); 
	$db   = new db(); 
	$con  = $db->connect(); 
	mysql_select_db('test',$con); 
	
	$tmpl->get_file('templates/content.htm'); 
	$rs = mysql_query('select * from test where id='.$_GET['id']); 
	$row=@mysql_fetch_row($rs); 
	unset($row[0]); //去掉表中读出的多余字段，对齐替换项,或在SELECT语句中列表字段
	$tags = array('name','sex','age','email','back');  
	$row[] = '<a href="index.php">Back</a>';
	echo $tmpl->parse($tags,$row); 
?>