Esto es sólo un borrador

 apt-get install wordpress

cd /etc/apache2/sites-available/
vi wordpress

Alias /blog /usr/share/wordpress
<Directory /usr/share/wordpress>
Options FollowSymLinks
AllowOverride Limit Options FileInfo
DirectoryIndex index.php
</Directory>

a2ensite wordpress

/etc/init.d/apache2 reload

sh /usr/share/doc/wordpress/examples/setup-mysql -n wordpress coscoll.act.uji.es