apache virtualhost config file which imitates VirtualDocumentRoot with pure mod_rewrite

apache_config_lo

<VirtualHost *:80>
    ServerName lo
    ServerAlias *.lo
    DocumentRoot /home/miroslav/www

    #do the magic: something.lo => DocumentRoot/something/document_root
    RewriteEngine On
    RewriteCond    %{HTTP_HOST}    ^([^.]*)\.([^.]*)$
    RewriteCond    %{REQUEST_URI}  !document_root
    RewriteRule    ^(.*)$          /%1/document_root$1

    # Possible values include: debug, info, notice, warn, error, crit,
    # alert, emerg.
    ErrorLog /var/log/apache2/lo_error.log
    LogLevel debug

    CustomLog /var/log/apache2/lo_access.log combined
    ServerSignature On

    RewriteLog "/home/miroslav/www/.log/lo_rewrite.log"
    RewriteLogLevel 5

</VirtualHost>