introduced set_cookie function

[cgilite] / cgi.sh

diff --git a/cgi.sh b/cgi.sh
index 3ad0e8b3a9f7c5301122f577bf9e0fc413b55074..e994daa99d2ff50d68eeaab5703c2ec8a01d611d 100755 (executable)
--- a/cgi.sh
+++ b/cgi.sh
@@ -73,10 +73,10 @@ cgi_cookie() { # Parse GET data from referer
 
 urlsave(){
   printf %s "$*" \
-  | sed 's; ;%20;g;
+  | sed 's;%;%25;g;
+         s; ;%20;g;
          s;!;%21;g;
          s;";%22;g;
-         s;%;%25;g;
          s;&;%26;g;
          s;(;%28;g;
          s;);%29;g;
@@ -86,3 +86,22 @@ urlsave(){
          s;'\'';%27;g;
          s;\?;%3f;g;'
 }
+
+redirect(){
+  printf '%s\n\n' "Location: $*"
+  exit 0
+}
+
+set_cookie(){
+  case "$1" in
+    session|0) expire='';;
+    ''|default)        expire="$(LANG=C date -d "+ 1 week" +'%a, %d %b %Y %T %Z')";;
+    *)         expire="$(LANG=C date -d "$1" +'%a, %d %b %Y %T %Z' 2>&-)";;
+  esac
+  cookie="$2"
+  
+  printf 'Set-Cookie: %s' "$cookie"
+  [ -n "$expire" ] && printf '; Expires=%s' "$expire" 
+  [ $# -ge 3 ] && shift 2 && printf '; %s' "$@"
+  printf '\n'
+}