Anyone can using google sitemap for mediawiki?


I think one of these instruction is incorrect or there need some more information to add, i have try this for 3 months and still not success

  1. I install mediawiki from one click panel, and reference to this installation tutorial

If your wiki is install under a “www.” subdomain

so i install it to
and the content results are

the installation is success here is

  1. the next step is to install google sitemap for mediawiki

its says to create new file sitemap.xml.php and put it in mediawiki installation root

i have upload it

but it cant open the xml file, its just open the wiki content page

please help guys whats wrong with dreamhost installation or they instruction

why they can use it