xml+php动态载入与分页

这是在看太平洋网的评论时看到的，太平洋网是用jsp做为后台语言，用来产生xml文件．然后在把数据绑定到html上的．我就用php也做了一个以下是源文件．

-----------------xml.htm------------------

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>xml</title>
</head>

<body>
<xml id="ShopList" src="xml.php"></xml>
<script>
function jump(form)
{
if (form.pageNum.value>parseInt(pageCount.innerHTML)) return false;
if (form.pageSize.value>parseInt(recordCount.innerHTML)) return false;
ShopList.src="xml.php?pageNo="+form.pageNum.value+"&pageSize="+form.pageSize.value+"&time="+(new Date()).getTime();
}
function pageCount_onpropertychange(form)
{
if (form.pageNum.value>parseInt(pageCount.innerHTML)) form.pageNum.value=parseInt(pageCount.innerHTML);
if (form.pageSize.value>parseInt(recordCount.innerHTML)) form.pageSize.value=parseInt(recordCount.innerHTML);
if(form.pageNum.value==1)
{
form.firstPage.disabled=true;
form.previousPage.disabled=true;
}
else
{
form.firstPage.disabled=false;
form.previousPage.disabled=false;
}
if(form.pageNum.value==form.pageCount.value)
{
form.nextPage.disabled=true;
form.lastPage.disabled=true;
}
else
{
form.nextPage.disabled=false;
form.lastPage.disabled=false;
}
}
</script>
<table width="100%" height="25" border="0" cellpadding="2" cellspacing="1" id="shopTbl" datasrc=#ShopList datafld=商铺>
<thead>
<tr>
<td height="25" colspan="4"><span class="shop_3d_text">店铺列表</span></td>
</tr>
<tr>
<td width="30%">商铺名称</td>
<td width="20%">经营者</td>
<td width="20%">店铺级别</td>
<td width="30%">店铺简介</td>
</tr>
</thead>
<tbody>
<tr STYLE="background-color:expression(rowIndex%2==1?'#EFEFEF':'#FFFFFF')">
<td><a datafld="连接地址"><span datafld="名称">名称</span></a></td>
<td><span datafld="经营人">经营人</span></td>
<td><span datafld="级别">级别</span></td>
<td><span datafld="简介">简介</span></td>
</tr>
</tbody>
</table>
<form return onsubmit="jump(this);return false">
<div align="right">
每页显示
<input name=pageSize datasrc=#ShopList datafld=页大小 size=2>条，
<input type=submit value="" style="width:0">
共<span id="pageCount" datasrc=#ShopList datafld=页数量></span>页
<span id="recordCount" datasrc=#ShopList datafld=数量 ></span>条

<input name=firstPage type=submit value=首页 onclick="pageNum.value=1">
<input name=previousPage type=submit value=上页 onclick="pageNum.value=pageNum.value-1">
第<input name=pageNum datasrc=#ShopList datafld=页号码 size=2>页
<input name=nextPage type=submit value=下页 onclick="pageNum.value=(pageNum.value-0)+1">
<input name=lastPage type=submit value=尾页 onclick="pageNum.value=pageCount.value" >
<input name=pageCount type=hidden datasrc=#ShopList datafld=页数量 onpropertychange="pageCount_onpropertychange(form)">
</div> </form>
</body>
</html>

-----------------xml.php------------------
<?php
//require_once "Source/Global.php";
function getVars($get_vars, $post_vars) {

$i = count($get_vars);
$j = count($post_vars);
if ($i > 0 && $j > 0 ) {
while(list($key, $val) = each($get_vars)) {
$Vars[$key] = $val;
}
while(list($key2, $val2) = each($post_vars)) {
$Vars[$key2] = $val2;
}
} elseif ($i > 0) {
while(list($key, $val) = each($get_vars)) {
$Vars[$key] = $val;
}
} elseif ($j > 0) {
while(list($key2, $val2) = each($post_vars)) {
$Vars[$key2] = $val2;
}
} else {
$Vars = array();
}
return $Vars;
}

$vars = getVars($HTTP_GET_VARS, $HTTP_POST_VARS);

//class shoplist_res extends iGlobal{
class shoplist_res{
function shoplist_res($vars,$cookie){
//$this->iGlobal($vars,$cookie);
$this->outPut($vars,$cookie);
}

//function _shoplist_res(){
// $this->db->Close();
//}
function outPut($vars,$cookie){
/*$strQuery = "select count(*) as rc from ".$this->db_c->Db_Pre."pshop order by id desc";
$this->db->Query($strQuery);
$RecordCount = $this->db->Assoc();
$RecordCount = $RecordCount['rc'];
@$this->db->freeResult();*/
$RecordCount = 25;
if (empty($vars['pageNo'])) $vars['pageNo']= 1;
if (empty($vars['pageSize'])) $vars['pageSize']= 10;
$PageCount = ceil($RecordCount/$vars['pageSize']);
if ($vars['pageSize']>$RecordCount) $vars['pageSize']=$RecordCount;
if ($vars['pageNo']>$PageCount) $vars['pageNo']=$PageCount;
$xmlStr.= "<?xml version="1.0" encoding="GBK" ?>"." ";
$xmlStr.= "<商铺列表>"." ";
$xmlStr.= " <翻页工具 pageNo="".$vars['pageNo']."" pageSize="".$vars['pageSize']."" total="".$RecordCount.""></翻页工具>"." ";
$xmlStr.= " <页号码>".$vars['pageNo']."</页号码>"." ";
$xmlStr.= " <页大小>".$vars['pageSize']."</页大小>"." ";
$xmlStr.= " <数量>".$RecordCount."</数量>"." ";
$xmlStr.= " <页数量>".$PageCount."</页数量>"." ";
//$strQuery = "select t1.*,t2.* from ".$this->db_c->Db_Pre."pshop as t1,".$this->db_c->Db_Pre."shoptype as t2 where t1.typenum=t2.typenum order by id desc "
// ."limit ".($vars['pageNo']-1)*$vars['pageSize'].",".$vars['pageSize'];
//die($strQuery);
//$this->db->Query($strQuery);
/*while($result = $this->db->Assoc()){
$xmlStr.= " "." ";
$xmlStr.= " <商铺>"." ";
$xmlStr.= " <名称><![CDATA[".$result['shopname']."]]></名称>"." ";
$xmlStr.= " <经营人><![CDATA[".$result['shopmaster']."]]></经营人>"." ";
$xmlStr.= " <级别><![CDATA[".$result['shoptype']."]]></级别>"." ";
$xmlStr.= " <简介><![CDATA[".$result['shopintro']."]]></简介>"." ";
$xmlStr.= " <连接地址><![CDATA[personal_shop.php?id=".$result['id']."]]></连接地址>"." ";
$xmlStr.= " </商铺>"." ";
}*/
$sc= $vars['pageNo']*$vars['pageSize'];
if ($sc>$RecordCount) $sc = $RecordCount;
for($i=($vars['pageNo']-1)*$vars['pageSize'];$i<$sc;$i++){
$xmlStr.= " "." ";
$xmlStr.= " <商铺>"." ";
$xmlStr.= " <名称><![CDATA[这是名称：".$i."]]></名称>"." ";
$xmlStr.= " <经营人><![CDATA[这是经营人：".$i."]]></经营人>"." ";
$xmlStr.= " <级别><![CDATA[这是级别：".$i."]]></级别>"." ";
$xmlStr.= " <简介><![CDATA[这是简介：".$i."]]></简介>"." ";
$xmlStr.= " <连接地址><![CDATA[personal_shop.php?id=".$i."]]></连接地址>"." ";
$xmlStr.= " </商铺>"." ";
}
$xmlStr.= "</商铺列表>"." ";
header("Content-type: text/xml ");
echo $xmlStr;
}
}

$shoplist = new shoplist_res($vars,$HTTP_COOKIE_VARS);
//$shoplist->_shoplist_res();
unset($sthoplist);
?>

以上的php，注释的是我连接数据库取得的数据，既然放上来测试，也没有数据库连接，所以改了一下．偶也是刚接解xml不久，很多地方还是不很懂．见笑了......