php生成百度站点地图sitemap.xml

<?php

header("Content-type:text/html;charset=utf-8");

//php生成百度站点地图sitemap.xml

//http://www.baidu.com/search/sitemaptools_help.html

include("../config.inc.php");

mysql_connect($CFG['db_host'] ,$CFG['db_user'],$CFG['db_pass']) or die('数据库连接错误！');

mysql_select_db($CFG['db_name']);

mysql_query("set names utf8");

$p=$CFG['tb_pre'];

//查询并获取数据

$query="select `linkurl`,`editdate` from `{$p}table` where `status`='3' order by `itemid` desc limit 1000";

$result=mysql_query($query);

$m=0;

while($info=mysql_fetch_array($result,MYSQL_ASSOC)){

$data_array[$m]['loc']='http://www.example.net/aaa/'.$info['linkurl'];

$data_array[$m]['lastmod']=$info['editdate'];

$data_array[$m]['changefreq']='daily';

$data_array[$m]['priority']='0.8';

$m++;

}

echo "数据读取成功！<br />";

$dom=new DomDocument('1.0', 'utf-8');

//urlset

$urlset=$dom->createElement('urlset');

$dom->appendchild($urlset);

echo "开始为xml加载数据。<br />";

//$attribute_array=array();

foreach ($data_array as $data) {

$url = $dom->createElement('url');

$urlset->appendchild($url);

create_item($dom, $url, $data, $attribute_array);

}

echo "数据加载完毕。<br />";

$filesize=$dom->save("../sitemaps/sell_sitemap.xml");

echo "sell_sitemap create success！<br />";

echo "size:".changeFileSize($filesize)."<br />";

echo "<a href='javascript:window.history.back();'>go back</a><br />";

echo "<a href='../sitemaps/sell_sitemap.xml' target='_blank'>view it</a>";

function create_item($dom, $item, $data, $attribute) {

if (is_array($data)) {

    foreach ($data as $key => $val) {

        //  创建元素

        $$key = $dom->createElement($key);

        $item->appendchild($$key);

        //  创建元素值

        $text = $dom->createTextNode($val);

        $$key->appendchild($text);

        if (isset($attribute[$key])) {

        //  如果此字段存在相关属性需要设置

            foreach ($attribute[$key] as $akey => $row) {

                //  创建属性节点

                $$akey = $dom->createAttribute($akey);

                $$key->appendchild($$akey);

                // 创建属性值节点

                $aval = $dom->createTextNode($row);

                $$akey->appendChild($aval);

            }

        }   //  end if

    }

}   //  end if

}   //  end function

function changeFileSize($filesize) 

{ 

    if($filesize >= 1073741824) 

    { 

        $filesize = round($filesize / 1073741824  ,2) . ' Gb'; 

    } elseif($filesize >= 1048576) 

    { 

        $filesize = round($filesize / 1048576 ,2) . ' Mb'; 

    } elseif($filesize >= 1024) 

    { 

        $filesize = round($filesize / 1024, 2) . ' Kb'; 

    } else 

    { 

        $filesize = $filesize . ' Bytes'; 

    } 

    return $filesize; 

}

?>