WordPress和MediaWiki分别安装在各自的同名子目录里，主域名登录为WordPress。
根目录下index.php复制wordpress的，并修改一句
require('./wordpress/wp-blog-header.php');
MediaWiki的LocalSettings.php设置，添改
$wgScriptPath = "/mediawiki";
$wgArticlePath = "/wiki/$1";
$wgUsePathInfo = true;
.htaccess设置
RewriteEngine On
RewriteRule ^wiki/(.*)$ /mediawiki/index.php?title=$1 [PT,L,QSA]
RewriteRule ^wiki/*$ /mediawiki/index.php [L,QSA]
# BEGIN WordPress
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
# END WordPress
