X-Git-Url: https://git.plutz.net/?p=confetti;a=blobdiff_plain;f=cgi.sh;h=39172ba9ecdd7bb8abc3997d182b97fe114085c3;hp=bde75d668fbfb429e1ed50d9809ba37911c8bd72;hb=debd0bd0d774c6151a8fbf6759778e2e0757c8bd;hpb=3badbe5f34b9a481f43f83d07d4cd28a3aa7798b

diff --git a/cgi.sh b/cgi.sh
index bde75d6..39172ba 100755
--- a/cgi.sh
+++ b/cgi.sh
@@ -2,6 +2,7 @@
 
 declare -A _GET
 declare -A _POST
+declare -A _REF
 
 cgi_get() {  # parse HTTP GET string
   echo "$QUERY_STRING" |tr '&' '\n' |while read query; do
@@ -25,3 +26,11 @@ cgi_post() {  # parse HTTP POST string
     fi
   done
 }
+
+cgi_refdata() { # Parse GET data from referer
+  echo "$HTTP_REFERER" |cut -d'?' -f2- |tr '&' '\n' |while read query; do
+    key="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
+    val="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
+    _REF["$key"]="$(echo -e "$(echo "$val" |sed 's:+: :g;s:%:\\x:g')")"
+  done
+}