modular design

[confetti] / index.cgi

diff --git a/index.cgi b/index.cgi
index 919cf243b963d2829313f90c12632110cdf8f3a2..12f59b299db03c715539a229c965f0e63e73cc59 100755 (executable)
--- a/index.cgi
+++ b/index.cgi
@@ -1,21 +1,46 @@
-#!/bin/zsh
+#!/bin/sh
 
-call=$0
-real=$call
+for n in "$@"; do case ${n%%=*} in
+  data) _DATA="${n#data=}";;
+  exec) _exec="${n#exec=}";;
+  noerr) exec 2>&-;;
+esac; done
 
-die() {
-  echo "$*" >/dev/stderr
-  exit 1
-}
+[ -z "${_EXEC%/}" ] && _EXEC="$(realpath "${0%/*}")" || _EXEC="${_EXEC%/}"
+[ -z "${_DATA%/}" ] && _DATA=. || _DATA="${_DATA%/}"
 
-while [ -L "$real" ]; do
-  real="$(stat -c %N "$real" |sed -r "s:..*. -> .(.*).$:\1:")"
-done
+. "$_EXEC/cgilite/cgilite.sh"
 
-_EXEC="$(dirname "$real")"  #execution directory
-_STOR="$(dirname "$call")"  #storage directory
+_PATH="$(PATH "/${PATH_INFO}")"
+ACTION="$(GET a)"
 
-[ -w "$_EXEC" ] && [ -d "$_EXEC" ] || die "storage directory must be writable"
+yield_page() {
+  local class="$1" style="$2"
+  printf 'Content-Type: text/html; charset=utf-8\r\n\r\n'
+  { printf '
+       [html [head
+         [meta name="viewport" content="width=device-width"]
+         [link rel="stylesheet" type="text/css" href="/style.css"]
+    '
+    [ -n "$style" ] && printf '
+         [link rel="stylesheet" type="text/css" href="%s"]
+    ' "$style"
+    printf '
+       ] [body class="%s"
+    ' "$class"
+    cat
+    printf '] ]'
+  } \
+  | "${_EXEC}/cgilite/html-sh.sed"
+}
 
-echo ex: $_EXEC
-echo st: $_STOR
+if   [   -d "${_EXEC}/${_PATH}" -a -x "${_EXEC}/${_PATH}/main.cgi" ]; then
+  . "${_EXEC}/${_PATH}/main.cgi"
+elif [ ! -d "${_EXEC}/${_PATH}" -a -x "${_EXEC}/${_PATH}" ]; then
+  . "${_EXEC}/${_PATH}"
+elif [ ! -x "${_EXEC}/${_PATH}" -a -r "${_EXEC}/${_PATH}" ]; then
+  . "$_EXEC/cgilite/file.sh"
+  FILE "${_EXEC}/${_PATH}"
+else
+  printf 'Status: 404 Not Found\r\nContent-Length: 0\r\n\r\n'
+fi