From 2030c27378891fc2d26091303269f7b9c228611b Mon Sep 17 00:00:00 2001
From: paul <paul@plutz.net>
Date: Wed, 24 Feb 2016 20:15:37 +0000
Subject: [PATCH] parse get and post data automatically

svn path=/trunk/; revision=20
---
 cgi.sh    | 24 ++++++++++++------------
 index.cgi |  1 -
 2 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/cgi.sh b/cgi.sh
index 4f4cb50..124496e 100755
--- a/cgi.sh
+++ b/cgi.sh
@@ -24,17 +24,17 @@ declare -A _COOKIE
 
 [ -z "$HTTP_REFERER" ] && HTTP_REFERER="./"
 
-cgi_get() {  # parse HTTP GET string
-  debug "== CGI DATA: GET =="
-  printf '%s\n' "$QUERY_STRING" |tr '&' '\n' |while read query; do
-    key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
-    val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
-    _GET[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
-    debug "_GET[$key] => $val"
-  done
-}
+# parse HTTP GET string
+debug "== CGI DATA: GET =="
+printf '%s\n' "$QUERY_STRING" |tr '&' '\n' |while read query; do
+  key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
+  val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
+  _GET[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
+  debug "_GET[$key] => $val"
+done
 
-cgi_post() {  # parse HTTP POST string
+if [ "$REQUEST_METHOD" = POST ]; then
+  # parse HTTP POST string
   debug "== CGI DATA: POST =="
   sed -u 1q |tr '&' '\n' |while read query; do
     key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
@@ -48,11 +48,11 @@ cgi_post() {  # parse HTTP POST string
     _POST[$key$n]="$value"
     debug "_POST[$key$n] => $value"
   done
-}
+fi
 
 cgi_refdata() { # Parse GET data from referer
   debug "== CGI DATA: REFERER =="
-  printf '%s\n' "$HTTP_REFERER" |cut -d'?' -f2- |tr '&' '\n' |while read query; do
+  printf '%s\n' "${HTTP_REFERER#*\?}" |tr '&' '\n' |while read query; do
     key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
     val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
     _REF[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
diff --git a/index.cgi b/index.cgi
index 6107345..b406bc9 100755
--- a/index.cgi
+++ b/index.cgi
@@ -34,7 +34,6 @@ _EXEC="${real%/shcgi/index.cgi}"  #execution directory
 [ -r "$_DATA/local.opts" ] && . "$_DATA/local.opts"
 
 . "$_EXEC/shcgi/cgi.sh"
-cgi_get
 
 [ -x "$_EXEC/globals.sh" ] && . "$_EXEC/globals.sh"
 
-- 
2.39.2