# Disable CGI scripts and static-cat; serve everything as static content
# from Apache unless otherwise specified.
<Files *>
    SetHandler none
</Files>

RewriteEngine On
RewriteBase /

# Canonicalize on sipb.mit.edu
RewriteCond %{HTTP_HOST} !^sipb.mit.edu$ [NC]
RewriteCond %{HTTPS} !=on
RewriteRule ^(.*)$ http://sipb.mit.edu/$1 [R=301,L]

# Serve some CGI scripts from _wiki-cgi
RewriteRule ^ikiwiki.cgi$ _wiki-cgi/ikiwiki.cgi [L]
RewriteRule ^update.cgi$ _wiki-cgi/update.cgi [L]
RewriteRule ^gitweb.cgi(/.*)?$ _wiki-cgi/gitweb.cgi$1 [L]

# Trailing-slash directories served from _wiki
RewriteCond %{DOCUMENT_ROOT}/_wiki%{REQUEST_URI} -d
RewriteRule ^(.*[^/])$ $1/ [R=permanent,L]

# Serve most content from _wiki
RewriteCond %{DOCUMENT_ROOT}/_wiki%{REQUEST_URI} -d [OR]
RewriteCond %{DOCUMENT_ROOT}/_wiki%{REQUEST_URI} -f
RewriteRule ^(.*)$ _wiki/$1 [L]

# Strip obsolete /wiki from URLs
RewriteRule ^wiki(/.*)?$ $1 [R=permanent,L]

# Redirect old /doc/wiki to sipb-www.scripts
RewriteRule ^doc/wiki(/.*)?$ http://sipb-www.scripts.mit.edu/doc/wiki$1 [R,L]

# Give a better error page for 404s
ErrorDocument 404 /_wiki-cgi/ikiwiki.cgi