From ea958d314bc1ca006af61d0c67c4a48c7a42b15f Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Wed, 11 May 2022 00:20:21 +0200
Subject: [PATCH] nocache pragma

---
 index.cgi | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/index.cgi b/index.cgi
index b1b2c2d..90f7d77 100755
--- a/index.cgi
+++ b/index.cgi
@@ -61,9 +61,12 @@ wiki() {
     mkdir -p -- "$_DATA/pages/$page/"
     # Macros expect to find page directory as working dir
     ( cd -- "$_DATA/pages/$page/";
-      md <"$mdfile" |tee -- "${cache}.$$"
+      sed -E '1,20{ /^%[a-z]+/d; }' "$mdfile" \
+      | md |tee -- "${cache}.$$"
     )
-    mv -- "${cache}.$$" "${cache}"
+    grep -q '^%nocache' "$mdfile" \
+    && rm -- "${cache}.$$" \
+    || mv -- "${cache}.$$" "${cache}"
   fi
 }
 
@@ -71,16 +74,18 @@ case "${PATH_INFO}" in
   /"[.]"/*)
     FILE "${_EXEC}/${PATH_INFO#/\[.\]}"
     ;;
+  */\[*\]/) :;;
   */)
     theme_page "${PATH_INFO}"
+    exit 0
     ;;
   */"[login]")
-    [ "$USER_NAME" ] \
-    && REDIRECT "./" \
-    || theme_login
+    theme_login
+    exit 0
     ;;
   */"[register]")
     theme_register
+    exit 0
     ;;
   */"#"*)
     :  # TODO: Invalid page name
-- 
2.39.2