在Thinkphp中使用ajax实现无刷新分页的方法

<?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: page.class.php 2712 2012-02-06 10:12:49z liu21st $
class ajaxpage {
// 分页栏每页显示的页数
public $rollpage = 5;
// 页数跳转时要带的参数
public $parameter ;
// 默认列表每页显示行数
public $listrows = 20;
// 起始行数
public $firstrow ;
// 分页总页面数
protected $totalpages ;
// 总行数
protected $totalrows ;
// 当前页数
protected $nowpage ;
// 分页的栏的总页数
protected $coolpages ;
// 分页显示定制
protected $config = array('header'=>'条记录','prev'=>'上一页','next'=>'下一页','first'=>'第一页','last'=>'最后一页','theme'=>' %totalrow% %header% %nowpage%/%totalpage% 页 %uppage% %downpage% %first% %prepage% %linkpage% %nextpage% %end%');
// 默认分页变量名
protected $varpage;
public function __construct($totalrows,$listrows='',$ajax_func,$parameter='') {
$this->totalrows = $totalrows;
$this->ajax_func = $ajax_func;
$this->parameter = $parameter;
$this->varpage = c('var_page') ? c('var_page') : 'p' ;
if(!empty($listrows)) {
$this->listrows = intval($listrows);
}
$this->totalpages = ceil($this->totalrows/$this->listrows); //总页数
$this->coolpages = ceil($this->totalpages/$this->rollpage);
$this->nowpage = !empty($_get[$this->varpage])?intval($_get[$this->varpage]):1;
if(!empty($this->totalpages) && $this->nowpage>$this->totalpages) {
$this->nowpage = $this->totalpages;
}
$this->firstrow = $this->listrows*($this->nowpage-1);
}
public function setconfig($name,$value) {
if(isset($this->config[$name])) {
$this->config[$name] = $value;
}
}
public function show() {
if(0 == $this->totalrows) return '';
$p = $this->varpage;
$nowcoolpage = ceil($this->nowpage/$this->rollpage);
$url = $_server['request_uri'].(strpos($_server['request_uri'],'?')?'':"?").$this->parameter;
$parse = parse_url($url);
if(isset($parse['query'])) {
parse_str($parse['query'],$params);
unset($params[$p]);
$url = $parse['path'].'?'.http_build_query($params);
}
//上下翻页字符串
$uprow = $this->nowpage-1;
$downrow = $this->nowpage+1;
if ($uprow>0){
$uppage="<a id='big' href='javascript:".$this->ajax_func."(".$uprow.")'>".$this->config['prev']."</a>";
}else{
$uppage="";
}
if ($downrow <= $this->totalpages){
$downpage="<a id='big' href='javascript:".$this->ajax_func."(".$downrow.")'>".$this->config['next']."</a>";
}else{
$downpage="";
}
// << < > >>
if($nowcoolpage == 1){
$thefirst = "";
$prepage = "";
}else{
$prerow = $this->nowpage-$this->rollpage;
$prepage = "<a id='big' href='javascript:".$this->ajax_func."(".$prerow.")'>上".$this->rollpage."页</a>";
$thefirst = "<a id='big' href='javascript:".$this->ajax_func."(1)' >".$this->config['first']."</a>";
}
if($nowcoolpage == $this->coolpages){
$nextpage = "";
$theend="";
}else{
$nextrow = $this->nowpage+$this->rollpage;
$theendrow = $this->totalpages;
$nextpage = "<a id='big' href='javascript:".$this->ajax_func."(".$nextrow.")' >下".$this->rollpage."页</a>";
$theend = "<a id='big' href='javascript:".$this->ajax_func."(".$theendrow.")' >".$this->config['last']."</a>";
}
// 1 2 3 4 5
$linkpage = "";
for($i=1;$i<=$this->rollpage;$i++){
$page=($nowcoolpage-1)*$this->rollpage+$i;
if($page!=$this->nowpage){
if($page<=$this->totalpages){
$linkpage .= " <a id='big' href='javascript:".$this->ajax_func."(".$page.")'> ".$page." </a>";
}else{
break;
}
}else{
if($this->totalpages != 1){
$linkpage .= " <span class='current'>".$page."</span>";
}
}
}
$pagestr = str_replace(
array('%header%','%nowpage%','%totalrow%','%totalpage%','%uppage%','%downpage%','%first%','%prepage%','%linkpage%','%nextpage%','%end%'),
array($this->config['header'],$this->nowpage,$this->totalrows,$this->totalpages,$uppage,$downpage,$thefirst,$prepage,$linkpage,$nextpage,$theend),$this->config['theme']);
return $pagestr;
}
}
?>

<?php
class useraction extends action{
public function user(){
import("org.util.ajaxpage");// 导入分页类 注意导入的是自己写的ajaxpage类
$credit = m('user');
$count = $credit->count(); //计算记录数
$limitrows = 5; // 设置每页记录数
$p = new ajaxpage($count, $limitrows,"user"); //第三个参数是你需要调用换页的ajax函数名
$limit_value = $p->firstrow . "," . $p->listrows;
$data = $credit->order('id desc')->limit($limit_value)->select(); // 查询数据
$page = $p->show(); // 产生分页信息，ajax的连接在此处生成
$this->assign('list',$data);
$this->assign('page',$page);
$this->display();
}
}
?>

<html>
<head>
<title>ajax无刷新分页</title>
<script type="text/javascript" src="../public/jquery-1.7.2.min.js"></script>
<script type="text/javascript">
function user(id){ //user函数名 一定要和action中的第三个参数一致上面有
var id = id;
$.get('user/user', {'p':id}, function(data){ //用get方法发送信息到useraction中的user方法
$("#user").replacewith("<div id='user'>"+data+"</div>"); //user一定要和tpl中的一致
});
}
</script>
</head>
<body>
<div id='user'> <!--这里的user和下面js中的test要一致-->
<volist id='list' name='list'> <!--内容输出-->
<{$list.id}>  <{$list.username}><br/>
</volist>
<{$page}> <!--分页输出-->
</div>
</body>
</html>