From e6309da8eba1d1474b98aa2d4723a10747d808b0 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Thu, 4 Apr 2019 16:06:44 +0200
Subject: [PATCH 1/1] modular design

---
 index.cgi | 39 +++++++++++++++++++++++++++------------
 1 file changed, 27 insertions(+), 12 deletions(-)

diff --git a/index.cgi b/index.cgi
index cf70a45..12f59b2 100755
--- a/index.cgi
+++ b/index.cgi
@@ -11,21 +11,36 @@ esac; done
 
 . "$_EXEC/cgilite/cgilite.sh"
 
-FILTER="$(GET filter)"
-ORDER="$(GET o |grep -m1 -axE 'firstname|lastname|bdate' || printf firstname)"
-# LISTSIZE="$(COOKIE pagesize |grep -m1 -axE '[1-9][0-9]*' || printf 50)"
-ITEM="$(PATH "${PATH_INFO#/}")"; ITEM="${ITEM#/}"
+_PATH="$(PATH "/${PATH_INFO}")"
 ACTION="$(GET a)"
 
-if [ -d "${_EXEC}/${ITEM%%/*}" -a -x "${_EXEC}/${ITEM%%/*}/main.cgi" ]; then
-  . "${_EXEC}/${ITEM%%/*}/main.cgi"
-elif [ "$ITEM" = "style.css" ]; then
+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 '] ]'
+  } \
+  | "${_EXEC}/cgilite/html-sh.sed"
+}
+
+if   [   -d "${_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"
-  [ -r "$_DATA/$ITEM" ] && FILE "$_DATA/$ITEM" \
-                        || FILE "$_EXEC/style.css"
-# elif [ -d "${_EXEC}/${ITEM%%/*}" -a ! -x "${_EXEC}/$ITEM" ]; then
-#   . "$_EXEC/cgilite/file.sh"
-#   FILE "${_EXEC}/$ITEM"
+  FILE "${_EXEC}/${_PATH}"
 else
   printf 'Status: 404 Not Found\r\nContent-Length: 0\r\n\r\n'
 fi
-- 
2.39.2