Set window.name on creation of new tab.

[mkws-moved-to-github.git] / src / mkws-core.js

diff --git a/src/mkws-core.js b/src/mkws-core.js
index 0af84a9..6123235 100644 (file)
--- a/src/mkws-core.js
+++ b/src/mkws-core.js
@@ -6,6 +6,23 @@
 "use strict"; // HTML5: disable for log_level >= 2
 
 
+// Incredible that the standard JavaScript runtime doesn't define a
+// unique windowId. Instead, we have to make one up. And since there's
+// no global area shared between windows, the best we can do for
+// ensuring uniqueness is generating a random ID and crossing our
+// fingers. We stash this in window.name, as it's the only place to
+// keep data that is preserved across reloads and within-site
+// navigation. pz2.js picks this up and uses it as part of the
+// cookie-name, to ensure each tab gets its own session.
+if (window.name) {
+  console.log("Using existing window.name '" + window.name + "'");
+} else {
+  // Ten chars from 26 alpha-numerics = 36^10 = 3.65e15 combinations.
+  // At one per second, it will take 116 million years to duplicate a session
+  window.name = Math.random().toString(36).slice(2, 12);
+  console.log("Generated new window.name '" + window.name + "'");
+}
+
 // Set up global mkws object. Contains truly global state such as SP
 // authentication, and a hash of team objects, indexed by team-name.
 //
@@ -111,10 +128,11 @@ mkws.M = function(word) {
 
 // This function is taken from a StackOverflow answer
 // http://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript/901144#901144
-mkws.getParameterByName = function(name) {
+mkws.getParameterByName = function(name, url) {
+  if (!url) url = location.search;
   name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
   var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
-  results = regex.exec(location.search);
+  results = regex.exec(url);
   return results == null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
 }
 
@@ -258,11 +276,18 @@ mkws.defaultTemplate = function(name) {
         <br/>\
       </a>\
 ';
+  } else if (name === 'Facet') {
+    return '\
+<a href="#"\
+{{#if fn}}\
+onclick="mkws.{{fn}}(\'{{team}}\', \'{{field}}\', \'{{term}}\');return false;"\
+{{/if}}\
+>{{term}}</a>\
+<span>{{count}}</span>\
+';
   }
 
-  var s = "There is no default '" + name +"' template!";
-  alert(s);
-  return s;
+  return null;
 };