wordpress更换域名 替换全部url

[php]代码库

<?php
if ("wp-config.php"){
require("wp-config.php");
}else {
exit("wp-config.php不存在，本文件需要上传到博客的根目录才能使用！");
}
//获取siteurl
$filename = str_ireplace(dirname(__FILE__),",__FILE__);
$filename = str_ireplace("\\","/",$filename);
$dirname = str_ireplace($filename,",$_SERVER['PHP_SELF']);
$siteurl =  "http://" . $_SERVER['SERVER_NAME'] . $dirname;
mod_wp_db($siteurl);
echo "成功重置siteurl，请试着访问你的<a href=\"{$siteurl}\">博客首页</a>{$siteurl}";
function mod_wp_db($siteurl){
$con = mysql_connect(DB_HOST, DB_USER, DB_PASSWORD);
mysql_select_db(DB_NAME,$con);
$sql = "set names " . DB_CHARSET;
$sql1="update wp_options set option_value='{$siteurl}' where option_name='siteurl'";
$sql2="update wp_options set option_value='{$siteurl}' where option_name='home'";
$sql3="update wp_options set option_value='" . dirname(__FILE__) . "/wp-content/uploads' where option_name='upload_path'";
if(mysql_query($sql,$con)&&mysql_query($sql1,$con)&&mysql_query($sql2,$con)&&mysql_query($sql3,$con)){
return true;
}else{
return false;
}
}
?>