复制代码 代码如下:

function sitemapxml(){
 $user = M(\'sethouse\');//thinkphp 数据链接
 $today = date(\"Y-m-d\",time());
 $yesterday  = mktime(0, 0, 0, date(\"m\")  , date(\"d\")-1, date(\"Y\"));
 $lastweek = strtotime(\"-1 week\");
 $link = M();
 $yesterdayArr = $link->query(\"select * from pre_sethouse where status=1 and time>$yesterday\");//昨天
 $lastweekArr = $link->query(\"select * from pre_sethouse where  status=1 and time>$lastweek\");//上周
 $url = \"http://www.xxx.com/House/housecontent/id/\";
 foreach($yesterdayArr as $k=>$v){
  $data_array[$k][\'loc\'] = $url.$v[\'hid\'];
  $data_array[$k][\'lastmod\'] = $today;
  $data_array[$k][\'changefreq\'] = \'always\';
  $data_array[$k][\'priority\'] = \'0.6\';
  $data_array[$k][\'data\'] = \'<display></display>\';
 }
 $content=\'<?xml version=\"1.0\" encoding=\"UTF-8\"?><urlset>\'.chr(13).\'\';
 $content.=\'<url>
 <loc>http://www.xxx.com</loc>
 <lastmod>\'.$today.\'</lastmod>
 <changefreq>always</changefreq>
 <priority>0.9</priority>
 <data><display></display></data>
 </url>\'.chr(13);
 foreach($data_array as $data){
  $content.=create_item($data);
 }
 $content.=\'</urlset>\';
 $fp=fopen(\'sitemap.xml\',\'w+\');
 fwrite($fp,$content);
 fclose($fp);
}
function create_item($data){
    $item=\"<url>\\n\";
    $item.=\"<loc>\".$data[\'loc\'].\"</loc>\\n\";
    $item.=\"<lastmod>\".$data[\'lastmod\'].\"</lastmod>\\n\";
    $item.=\"<changefreq>\".$data[\'changefreq\'].\"</changefreq>\\n\";
    $item.=\"<priority>\".$data[\'priority\'].\"</priority>\\n\";
 $item.=\"<data>\".$data[\'data\'].\"</data>\\n\";
    $item.=\"</url>\\n\";
    return $item;
}