User-agent: *
Disallow: /admin/
Disallow: /uploads/
Disallow: /user_assets/
Disallow: /cgi-bin/

User-agent: Googlebot
Disallow: /*.php$
Disallow: /*.js$
Disallow: /*.cgi$
Disallow: /*.xhtml$
Disallow: /*.php*
Disallow: /*?*
Disallow: /*.inc$
Disallow: /*.css$
Disallow: /*.txt$

User-agent: Googlebot-Image
Allow: /*