ref: 9e1601f30ad78aa94a7e081d23ea693902f60b97
dir: /bin/corehandlers.rc/
# Werc builtin handlers
fn nav_tree {
if(! ~ $#sideBarNavTitle 0)
echo '<p class="sideBarTitle">'$"sideBarNavTitle':</p>'
# Ignore stderr, last path element might be a file that doesn't exist (eg., foo for foo.md)
# /./ to deal with p9p's ls failure to follow dir symlinks otherwise
ls -F $sitedir/./$req_paths_list >[2]/dev/null \
| {
sed $dirfilter'/\/[^_.\/][^\/]*(\.(md|txt|html)|\/)$/!d; s!^'$sitedir'!!; '$dirclean
if(! ~ $#synth_paths 0) echo $synth_paths | tr ' ' $NEW_LINE
} | sort -u | awk -F/ '
function p(x, y, s) { for(i=0; i < x-y; i+=1) print s }
BEGIN { lNF=2; print "<ul>" }
{
d = ""
if(match($0, "/$"))
d = "/"
sub("/$", "") # Strip trailing / for dirs so NF is consistent
p(NF, lNF, "<li><ul>")
p(lNF, NF, "</ul></li>")
lNF = NF
bname = $NF d
path = $0 d
gsub(/[\-_]/, " ", bname)
# To avoid false matches add trailing / even for plain files to act as delimiter
pa = path
gsub(/[^\/]$/, "&/", pa)
if(index(ENVIRON["req_path"] "/", pa) == 1)
print "<li><a href=\"" path "\" class=\"thisPage\">»<i> " bname "</i></a></li>"
else
print "<li><a href=\"" path "\">› " bname "</a></li>"
}
END { p(lNF, 2, "</ul></li>"); print "</ul>" }'
}
fn link_bar {
if(~ $1 -t) {
echo '<p class="sideBarTitle">'$2'</p>'
shift; shift
}
echo '<ul>'
while(! ~ $#* 0) {
echo '<li><a href="'$2'">- '$1'</a></li>'
shift; shift
}
echo '</ul>'
}
fn md_handler { $formatter $1 }
fn tpl_handler { template $* }
fn html_handler {
# body states: 0 = no <body> found, 2 = after <body>, 1 = after <body></body>, -1 = after </body>
awk 'gsub(".*<[Bb][Oo][Dd][Yy][^>]*>", "") > 0 {body=2}
gsub("</ *[Bb][Oo][Dd][Yy][^>]*>.*", "") > 0 {print; body=body-1}
body==2 {print}
body==0 {buf=buf "\n" $0}
END {if(body<=0) {print buf}}' < $1
}
fn txt_handler {
# Note: Words are not broken, even if they are way beyond 82 chars long
echo '<pre>'
sed 's/</\</g; s/>/\>/g' < $1 | fmt -l 82 -j
echo '</pre>'
}
fn dir_listing_handler {
d=`{basename -d $1}
if(~ $#d 0)
d='/'
echo $d|sed 's,.*//,,g; s,/$,,; s,/, / ,g; s/[\-_]/ /g; s,.*,<h1 class="dir-list-head">&</h1> <ul class="dir-list">,'
# Symlinks suck: '/.' forces ls to list the linked dir if $d is a symlink.
ls -F $dir_listing_ls_opts $sitedir$d/. | sed $dirfilter$dirclean | awk '{match($0, "/[^/]*/?$"); l=substr($0, RSTART+1, RLENGTH-1);n=l; gsub(/[\-_]/, " ", n); print "<li><a href=\""l"\">"n"</a></li>"; }' | uniq
echo '</ul>'
}
fn notices_handler {
for(type in notify_errors notify_notes notify_success)
for(n in $$type)
echo '<div class="'$type'"><b>'$"n'</b></div>'
}
fn setup_handlers {
if(test -f $local_path.md) {
local_file=$local_path.md
handler_body_main=(md_handler $local_file)
}
if not if(test -f $local_path.tpl) {
local_file=$local_path.tpl
handler_body_main=(tpl_handler $local_file)
}
if not if(test -f $local_path.html) {
local_file=$local_path.html
handler_body_main=(html_handler $local_file)
}
# Global tpl (eg sitemap.tpl), should take precedence over txt handler!
if not if(test -f tpl^$req_path^.tpl)
# XXX Should we set $local_file for global .tpls?
handler_body_main=(tpl_handler tpl^$req_path^.tpl)
if not if(test -f $local_path.txt) {
local_file=$local_path.txt
handler_body_main=(txt_handler $local_file)
}
# XXX Should check that $enabled_apps exist in $werc_apps?
# XXX Should split init of apps that provide main handler (eg., blog) and apps that don't (eg., comments)?
if(! ~ $#enabled_apps 0)
for(a in $enabled_apps)
$a^'_init'
if(! ~ $#handler_body_main 0)
{ } # We are done
# Dir listing
if not if(~ $local_path */index) {
handler_body_main=(dir_listing_handler $req_path)
if(test -f $sitedir$req_path'_header.md') {
t=`{get_file_title $sitedir$req_path'_header.md'}
if(! ~ $"t '')
pageTitle=$t
ll_add handlers_body_head md_handler $sitedir$req_path'_header.md'
}
if(test -f $sitedir$req_path'_footer.md')
ll_add handlers_body_foot md_handler $sitedir$req_path'_footer.md'
}
# Canonize explicit .html urls, the web server might handle this first!
if not if(~ $local_path *.html && test -f $local_path)
perm_redirect `{ echo $req_path|sed 's/.html$//' }
# Fallback static file handler
if not if(test -f $local_path)
static_file $local_path
if not if(~ $req_path /pub/* && test -f .$req_path)
static_file .$req_path
# File not found
if not
setup_404_handler
}
# This function allows config files to define their own 404 handlers.
fn setup_404_handler {
handler_body_main=(tpl_handler `{get_lib_file 404.tpl})
echo 'Status: 404 Not Found'
dprint 'NOT FOUND: '$SERVER_NAME^$"REQUEST_URI^' - '^$"HTTP_REFERER^' - '^$"HTTP_USER_AGENT
}
fn run_handlers { for(h in $*) run_handler $$h }
fn run_handler { $*(1) $*(2-) }