date sanitizing, cache invalidation

[lobster] / index.cgi

diff --git a/index.cgi b/index.cgi
index d4e3cb9c447d146b43dee193c743e28bdfb0913b..57de2367ddc95a85850be7ab19b687f52115429a 100755 (executable)
--- a/index.cgi
+++ b/index.cgi
@@ -2,7 +2,7 @@
 
 for n in "$@"; do case ${n%%=*} in
   data) _DATA="${n#data=}";;
-  exec) _exec="${n#exec=}";;
+  exec) _EXEC="${n#exec=}";;
   noerr) exec 2>&-;;
 esac; done
 
@@ -51,6 +51,9 @@ yield_page() {
   | "${_EXEC}/cgilite/html-sh.sed"
 }
 
+topdir="${_PATH#/}"
+topdir="/${topdir%%/*}"
+
 if   [   -d "${_EXEC}/${_PATH}" -a -x "${_EXEC}/${_PATH}/index.cgi" ]; then
   . "${_EXEC}/${_PATH}/index.cgi"
 elif [ ! -d "${_EXEC}/${_PATH}" -a -x "${_EXEC}/${_PATH}" ]; then
@@ -58,6 +61,8 @@ elif [ ! -d "${_EXEC}/${_PATH}" -a -x "${_EXEC}/${_PATH}" ]; then
 elif [ ! -x "${_EXEC}/${_PATH}" -a -r "${_EXEC}/${_PATH}" ]; then
   . "$_EXEC/cgilite/file.sh"
   FILE "${_EXEC}/${_PATH}"
+elif   [   -d "${_EXEC}/${topdir}" -a -x "${_EXEC}/${topdir}/index.cgi" ]; then
+  . "${_EXEC}/${topdir}/index.cgi"
 else
   printf 'Status: 404 Not Found\r\nContent-Length: 0\r\n\r\n'
 fi