Added ad counting functionality

stats.js

Index: stats.js
===================================================================
new file mode 100644
--- /dev/null
+++ b/stats.js
@@ -0,0 +1,148 @@
+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2013 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+(function()
+{
+  var backgroundPage = chrome.extension.getBackgroundPage();
+  var require = backgroundPage.require;
+  var ChromeCompat = backgroundPage.ChromeCompat;
+  var stats = require("stats");
+  var StatsObject = stats.StatsObject;
+  var Stats = stats.Stats;
+  var FilterNotifier = require("filterNotifier").FilterNotifier;
+  
+  var currentTabId;
+  var statsPage;
+  var statsTotal;
+  var shareBox;
+  var shareURL = "https://adblockplus.org";
+  var redirectURL = "https://www.facebook.com";
+  
+  function createShareLink(url, params)
+  {
+    var querystring = [];
+    for (var key in params)
+      querystring.push(key + "=" + encodeURIComponent(params[key]));
+    return url + "?" + querystring.join("&");
+  }
+  
+  var shareLinks = {
+    facebook: createShareLink("https://www.facebook.com/dialog/feed", {
+      app_id: 475542399197328,
+      link: shareURL,
+      redirect_uri: redirectURL,
+      ref: "adcounter",
+      name: "_MESSAGE_",
+      actions: JSON.stringify([
+        {
+          name: chrome.i18n.getMessage("stats_share_download"),
+          link: shareURL
+        }
+      ])
+    }),
+    gplus: createShareLink("https://plus.google.com/share", {
+      url: shareURL
+    }),
+    twitter: createShareLink("https://twitter.com/intent/tweet", {
+      text: "_MESSAGE_",
+      url: shareURL,
+      via: "AdblockPlus"
+    })
+  };
+  
+  function onLoad()
+  {
+    statsPage = document.querySelector("#statsPage > strong");
+    statsTotal = document.querySelector("#statsTotal > strong");
+    
+    shareBox = document.getElementById("shareBox");
+    var shareBoxLink = document.getElementById("share");
+    shareBoxLink.addEventListener("click", showShareBox, false);
+    
+    var shareActions = document.querySelectorAll("#shareBox > a");
+    for (var i = 0; i < shareActions.length; i++)
+      shareActions[i].addEventListener("click", share, false);
+    
+    // update stats
+    statsTotal.innerText = formatNumber(Stats.total.blocked);
+    chrome.tabs.query({active: true}, function(tabs)
+    {
+      if (tabs.length > 0)
+      {
+        currentTabId = tabs[0].id;
+        updateStats();
+        
+        FilterNotifier.addListener(onNotify);
+        
+        document.getElementById("statsStuff").removeAttribute("hidden");
+      }
+    });
+  }
+  
+  function onUnload()
+  {
+    FilterNotifier.removeListener(onNotify);
+  }
+  
+  function onNotify(action, item)
+  {
+    if (action == "document.stats")
+      updateStats();
+  }
+  
+  function updateStats()
+  {
+    ChromeCompat.tabs.sendMessage(currentTabId, {reqtype: "get-stats"}, function(response)
+    {
+      var page = new StatsObject(response);
+      statsPage.innerText = formatNumber(page.blocked);
+      statsTotal.innerText = formatNumber(Stats.total.blocked);
+    });
+  }
+  
+  function showShareBox(ev)
+  {
+    if (shareBox.hasAttribute("hidden"))
+      shareBox.removeAttribute("hidden");
+    else
+      shareBox.setAttribute("hidden", true);
+  }
+  
+  function share(ev)
+  {
+    // Easter Egg
+    var blocked = Stats.total.blocked;
+    if (blocked <= 9000 || blocked >= 10000)
+      blocked = formatNumber(blocked);
+    else
+      blocked = chrome.i18n.getMessage("stats_over", formatNumber(9000));
+    
+    var url = shareLinks[ev.target.dataset.social]
+      .replace("_MESSAGE_", chrome.i18n.getMessage("stats_share_message", blocked));
+    
+    chrome.tabs.create({url: url});
+  }
+  
+  var locale = require("utils").Utils.appLocale;
+  function formatNumber(number)
+  {
+    return number.toLocaleString(locale);
+  }
+  
+  document.addEventListener("DOMContentLoaded", onLoad, false);
+  window.addEventListener("unload", onUnload, false);
+})();