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    php和xml的动态载入与分页

    不言不言2018-06-13 11:17:00原创686
    这篇文章主要介绍了关于php和xml的动态载入与分页,有着一定的参考价值,现在分享给大家,有需要的朋友可以参考一下

    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">
              <p 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)">
          </p> </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......

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