From 46ed97e66d2c5675254671a119f09fe2aad6dd2d Mon Sep 17 00:00:00 2001
From: ville rantanen <ville.rantanen@iki.fi>
Date: Sun, 24 Sep 2017 18:18:34 +0300
Subject: [PATCH] make sure filter cookie is for this page only!

---
 index.html | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/index.html b/index.html
index 5c7a14b..a2e97ae 100644
--- a/index.html
+++ b/index.html
@@ -324,15 +324,31 @@ function filter_load() {
 function get_cookie(name) {
   var nameEQ = name+"=";
   var ca = document.cookie.split(";");
+  var cookies = Array();
   for(var i=0;i < ca.length;i++) {
     var c = ca[i];
     while (c.charAt(0)==" ") c = c.substring(1,c.length);
-    if (c.indexOf(nameEQ) == 0) { return c.substring(nameEQ.length,c.length); }
+    if (c.indexOf(nameEQ) == 0) { cookies.push(c.substring(nameEQ.length,c.length)); }
+  }
+  return filter_cookies(cookies,name)
+}
+function filter_cookies(cookies,name) {
+  // return only cookies that have the pathname
+  for(var i=0;i < cookies.length;i++) {
+    var c = cookies[i];
+    var split = c.split("&");
+    if (split.length == 2) {
+      if (split[1] == window.location.pathname) {
+        return split[0];
+      }
+    }
   }
   return null
 }
 function set_cookie(name,value) {
-  document.cookie = name + "=" + value.toString() + "; path=" + window.location.pathname + ";"; 
+  // Save cookies for 2 hours
+  document.cookie = name + "=" + value.toString() + "&" + window.location.pathname +
+   ";path=" + window.location.pathname + ";max-age="+ (60*60*2).toString() + ";"; 
 }
 document.onkeyup=keyboard_entry;
 document.onkeydown=keyboard_control;