#!/usr/local/plan9/bin/rc cd .. # Useful functions fn dprint { echo $* >[1=2] } fn perm_redirect { echo 'Status: 301 Moved Permanantly Location: '^$1^' ' exit } fn get_inc_file { wantedfile = $1 if (test -f $sitedir/_inc/$wantedfile) echo -n $sitedir/_inc/$wantedfile if not if(test -f sites/$masterSite/_inc/$wantedfile) echo -n sites/$masterSite/_inc/$wantedfile if not if (test -f inc/$wantedfile) echo -n inc/$wantedfile } # Title fn gentitle { echo '
'
# XXX Insering a blank line between lines in input is good for fortunes.txt, but maybe not for other .txt files
# XXX Words are not broken, even if they are way beyond 82 chars long
cat $1 |sed 's/$/\n/g; s/\</g; s/>/\>/g' |fmt -l 82 -j
echo ''
}
fn dir_listing_handler {
body = $1
echo ''
env |quote_html
echo ''
}
fn select_handler {
dprint $body
if (test -f $body.md) {
if (! ~ $#inBlog 0)
set_handler blog_post_handler $body.md
if not
set_handler md_handler $body.md
}
if not if (~ $body */_debug)
set_handler debug_handler
if not if (test -f $body.tpl)
set_handler tpl_handler $body.tpl
if not if (test -f $body.html)
set_handler html_handler $body.html
# Handle eplicit .html urls, this should not happen (the web server will usually handle this anyway)
# XXX We probably should setup a permanent redirect to $body|sed 's/.html$//' here
if not if (~ $body *.html && test -f $body)
set_handler html_handler $body
# This should probably be merged with the blog_dir_handler
if not if (~ $body */[bB]log/index */[bB]log//index && ~ $#blogDirs 0)
blogDirs = `{basename -d $body}
# Global tpl (eg sitemap.tpl)
if not if (test -f pub/^$uri^.tpl)
set_handler tpl_handler pub/^$uri^.tpl
if not if (test -f $body.txt)
set_handler txt_handler $body.txt
# Dir listing
if not if(~ $body */index && ~ $#blogDirs 0)
set_handler dir_listing_handler $body
# File not found
if not if(~ $#blogDirs 0) {
set_handler 404_handler $body
dprint 'NOT FOUND: '$SERVER_NAME^$REQUEST_URI^' - '^$"HTTP_REFERER^' - '^$"HTTP_USER_AGENT
echo 'Status: 404 Not Found'
}
if(! ~ $#blogDirs 0)
set_handler blog_dir_handler $blogDirs
}
fn genbody {
# Actually execute request
$handler $handler_args
}
# Careful, the proper p9p path might not be set until initrc.local is sourced
path=(. $PLAN9/bin ./bin/ /bin/ /usr/bin)
site=$SERVER_NAME
headers=inc/headers.tpl
template=_default
sidebar=sidebar
baseuri=http://$site/
for(i in siteTitle siteSubTitle pageTitle extraHeaders)
$i = ''
. etc/initrc
if(test -f etc/initrc.local)
. etc/initrc.local
# Parse request URL
uri = `{echo -n $REQUEST_URI | sed -e 's/\?.*//; s/[^a-zA-Z0-9_+\-\/\.]//g; s/\.\.*/./g;' -e '1q'}
ifs='/' {
args = `{echo -n $uri}
}
if(! ~ $#debug 0)
dprint ' ' $SERVER_NAME^$REQUEST_URI^' - '^$"HTTP_USER_AGENT
if (! ~ $args '') {
if (~ $args($#args) 'index')
perm_redirect `{ echo $REQUEST_URI | sed 's,/index$,/,' }
pageTitle=`{echo $args | sed -e 's/ / - /g' -e 's/_/ /g'}
body=$uri
}
if not {
body='/'
}
fpath=$sitedir
for (i in ('' $args)) {
fpath = $fpath/$i
# We don't want blog settings to cascade into posts, note that we are inBlog instead
if (! ~ $#blogDirs 0 && ! ~ $body */index.rss */[bB]log */[bB]log/) {
inBlog = $blogDirs
blogDirs = ()
}
if (test -f $fpath/_config)
. $fpath/_config
if (~ $#blogDirs 0 && ~ $#inBlog 0 && ~ $i [Bb]log)
inBlog = 'yes'
}
# Redirections and other preprocessing
if (~ $#redirectPermanent 1)
perm_redirect $"redirectPermanent
if not if (~ $#redirectPermanent 2 && {echo $SERVER_NAME^$REQUEST_URI|grep -s $redirectPermanent(1) }) {
# Experimental regexp sub-based redirect, probably should find a nicer interface
# For now only used at sites/harmful.cat-v.org/software/OO_programming/_config
to=`{echo $SERVER_NAME^$REQUEST_URI|sed 's|'^$redirectPermanent(1)^'|'^$redirectPermanent(2)^'|'}
if(! ~ $to $REQUEST_URI)
perm_redirect $to
}
# Set Page title
if(~ $pageTitle '')
pageTitle=$siteTitle^' '^$siteSubTitle
if not
pageTitle=$"pageTitle^' | '^$"siteTitle^' '^$"siteSubTitle
# Template/body selection
template=$sitedir/$template.tpl
body=$sitedir/$body
rssuri=$uri
if (test -d $body) {
if(! ~ $body */)
perm_redirect $REQUEST_URI^'/'
body=$body/index
rssuri=$rssuri/
}
if(! ~ $#blogDirs 0 || ! ~ $#inBlog 0) {
rssuri=`{basename -d $uri}
rssuri=$baseuri`{cleanname $"rssuri^/index.rss}
extraHeaders=$"extraHeaders ^ \
'
'
}
select_handler
fn template {
template.awk | rc $rcargs |
awk '{
buf = buf $0"\n"
if(length(buf) > 8192) {
printf "%s", buf
buf = ""
}
}
END{ printf "%s", buf }'
}
if(! ~ $REQUEST_URI */index.rss) {
cat $headers $template | template
echo '