Issue 1706 - Move first-run page to adblockplusui repository

ext/content.js

+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2014 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(global)
+{
+  const Ci = Components.interfaces;
+  const Cu = Components.utils;
+
+  if (!global.ext)
+    global.ext = {};
+
+  /* Message passing */
+  global.ext.onMessage = new global.ext._EventTarget();
+
+  global.ext.backgroundPage = new global.ext._MessageProxy(
+      window.QueryInterface(Ci.nsIInterfaceRequestor)
+                              .getInterface(Ci.nsIDocShell)
+                              .QueryInterface(Ci.nsIInterfaceRequestor)
+                              .getInterface(Ci.nsIContentFrameMessageManager),
+      global.ext.onMessage);
+  window.addEventListener("unload", function()
+  {
+    global.ext.backgroundPage._disconnect();
+  }, false);
+
+  /* i18n */
+  global.ext.i18n = (function()
+  {
+    var Services = Cu.import("resource://gre/modules/Services.jsm", null).Services;
+    var pageName = location.pathname.replace(/.*\//, "").replace(/\..*?$/, "");
+
+    // Randomize URI to work around bug 719376
+    var stringBundle = Services.strings.createBundle("chrome://adblockplus/locale/" + pageName +
+      ".properties?" + Math.random());
+
+    function getI18nMessage(key)
+    {
+      return {
+        "message": stringBundle.GetStringFromName(key)
+      };
+    }
+
+    function getText(message, args)
+    {
+      var text = message.message;
+      var placeholders = message.placeholders;
+
+      if (!args || !placeholders)
+        return text;
+
+      for (var key in placeholders)
+      {
+        var content = placeholders[key].content;
+        if (!content)
+          continue;
+
+        var index = parseInt(content.slice(1), 10);
+        if (isNaN(index))
+          continue;
+
+        var replacement = args[index - 1];
+        if (typeof replacement === "undefined")
+          continue;
+
+        text = text.split("$" + key + "$").join(replacement);
+      }
+      return text;
+    }
+
+    return {
+      getMessage: function(key, args)
+      {
+        try{
+          var message = getI18nMessage(key);
+          return getText(message, args);
+        }
+        catch(e)
+        {
+          // Don't report errors for special strings, these are expected to be
+          // missing.
+          if (key[0] != "@")
+            Cu.reportError(e);
+          return "";
+        }
+      }
+    };
+  })();
+})(this);