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\" ?>"."\n";

  $xmlStr.= "<商铺列表>"."\n";

  $xmlStr.= "\t<翻页工具 pageNo=\"".$vars['pageNo']."\" pageSize=\"".$vars['pageSize']."\" total=\"".$RecordCount."\"></翻页工具>"."\n";

  $xmlStr.= "\t<页号码>".$vars['pageNo']."</页号码>"."\n";

  $xmlStr.= "\t<页大小>".$vars['pageSize']."</页大小>"."\n";

  $xmlStr.= "\t<数量>".$RecordCount."</数量>"."\n";

  $xmlStr.= "\t<页数量>".$PageCount."</页数量>"."\n";

  //$strQuery = "select t1.*,t2.* from ".$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.= "\t"."\n";

  $xmlStr.= "\t<商铺>"."\n";

  $xmlStr.= "\t\t<名称><![CDATA[".$result['shopname']."]]></名称>"."\n";

  $xmlStr.= "\t\t<经营人><![CDATA[".$result['shopmaster']."]]></经营人>"."\n";

  $xmlStr.= "\t\t<级别><![CDATA[".$result['shoptype']."]]></级别>"."\n";

  $xmlStr.= "\t\t<简介><![CDATA[".$result['shopintro']."]]></简介>"."\n";

  $xmlStr.= "\t\t<连接地址><![CDATA[personal_shop.php?id=".$result['id']."]]></连接地址>"."\n";

  $xmlStr.= "\t</商铺>"."\n";

  }*/

  $sc= $vars['pageNo']*$vars['pageSize'];

  if ($sc>$RecordCount) $sc = $RecordCount;

  for($i=($vars['pageNo']-1)*$vars['pageSize'];$i<$sc;$i++){

  $xmlStr.= "\t"."\n";

  $xmlStr.= "\t<商铺>"."\n";

  $xmlStr.= "\t\t<名称><![CDATA[这是名称:".$i."]]></名称>"."\n";

  $xmlStr.= "\t\t<经营人><![CDATA[这是经营人:".$i."]]></经营人>"."\n";

  $xmlStr.= "\t\t<级别><![CDATA[这是级别:".$i."]]></级别>"."\n";

  $xmlStr.= "\t\t<简介><![CDATA[这是简介:".$i."]]></简介>"."\n";

  $xmlStr.= "\t\t<连接地址><![CDATA[personal_shop.php?id=".$i."]]></连接地址>"."\n";

  $xmlStr.= "\t</商铺>"."\n";

  }

  $xmlStr.= "</商铺列表>"."\n";

  header("Content-type: text/xml\n\n");

  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......