From d0c60cf4f8431e100a0a326931388e6d11a5fd56 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Thu, 4 Apr 2019 14:07:46 +0200
Subject: [PATCH] key listing functions: GET_KEYS() POST_KEYS() REF_KEYS()

---
 cgilite.sh | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/cgilite.sh b/cgilite.sh
index 1235077..8af3eb1 100755
--- a/cgilite.sh
+++ b/cgilite.sh
@@ -119,14 +119,26 @@ cgilite_value(){
   printf "$(printf %s "${str%%&*}" |sed -r 's;\+; ;g;'"$HEX_DECODE")"
 }
 
+cgilite_keys(){
+  local str="&$1"
+  while [ "${str#*&}" != "${str}" ]; do
+    str="${str#*&}"
+    printf '%s\n' "${str%%=*}"
+  done \
+  | sort -u
+}
+
 GET(){ cgilite_value "${QUERY_STRING}" $@; }
 GET_COUNT(){ cgilite_count "${QUERY_STRING}" $1; }
+GET_KEYS(){ cgilite_keys "${QUERY_STRING}"; }
 
 POST(){ cgilite_value "${cgilite_post}" $@; }
 POST_COUNT(){ cgilite_count "${cgilite_post}" $1; }
+POST_KEYS(){ cgilite_keys "${cgilite_post}"; }
 
 REF(){ cgilite_value "${HTTP_REFERER#*\?}" $@; }
 REF_COUNT(){ cgilite_count "${HTTP_REFERER#*\?}" $1; }
+REF_KEYS(){ cgilite_keys "${HTTP_REFERER#*\?}"; }
 
 COOKIE(){
   HEX_DECODE "$(
-- 
2.39.2