1 files changed, 141 insertions, 0 deletions
diff --git a/data/extensions/spyblock@gnu.org/lib/child/utils.js b/data/extensions/spyblock@gnu.org/lib/child/utils.js
new file mode 100644
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--- /dev/null
+++ b/data/extensions/spyblock@gnu.org/lib/child/utils.js
@@ -0,0 +1,141 @@
+/*
+ * This file is part of Adblock Plus <https://adblockplus.org/>,
+ * Copyright (C) 2006-2017 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/>.
+ */
+
+"use strict";
+
+let {PrivateBrowsingUtils} = Cu.import("resource://gre/modules/PrivateBrowsingUtils.jsm", {});
+
+let {Utils} = require("utils");
+
+/**
+ * Retrieves the effective location of a window.
+ */
+let getWindowLocation = exports.getWindowLocation = function(/**Window*/ window) /**String*/
+{
+  let result = null;
+
+  // Crazy Thunderbird stuff
+  if ("name" in window && window.name == "messagepane")
+  {
+    try
+    {
+      let mailWnd = window.QueryInterface(Ci.nsIInterfaceRequestor)
+                          .getInterface(Ci.nsIWebNavigation)
+                          .QueryInterface(Ci.nsIDocShellTreeItem)
+                          .rootTreeItem
+                          .QueryInterface(Ci.nsIInterfaceRequestor)
+                          .getInterface(Ci.nsIDOMWindow);
+
+      // Typically we get a wrapped mail window here, need to unwrap
+      try
+      {
+        mailWnd = mailWnd.wrappedJSObject;
+      } catch(e) {}
+
+      if ("currentHeaderData" in mailWnd && "content-base" in mailWnd.currentHeaderData)
+      {
+        result = mailWnd.currentHeaderData["content-base"].headerValue;
+      }
+      else if ("currentHeaderData" in mailWnd && "from" in mailWnd.currentHeaderData)
+      {
+        let emailAddress = Utils.headerParser.extractHeaderAddressMailboxes(mailWnd.currentHeaderData.from.headerValue);
+        if (emailAddress)
+          result = 'mailto:' + emailAddress.replace(/^[\s"]+/, "").replace(/[\s"]+$/, "").replace(/\s/g, '%20');
+      }
+    } catch(e) {}
+  }
+
+  // Sane branch
+  if (!result)
+    result = window.location.href;
+
+  // Remove the anchor if any
+  let index = result.indexOf("#");
+  if (index >= 0)
+    result = result.substring(0, index);
+
+  return result;
+}
+
+/**
+ * Retrieves the frame hierarchy for a window. Returns an array containing
+ * the information for all frames, starting with the window itself up to its
+ * top-level window. Each entry has a location and a sitekey entry.
+ * @return {Array}
+ */
+let getFrames = exports.getFrames = function(/**Window*/ window)
+{
+  let frames = [];
+  while (window)
+  {
+    let frame = {
+      location: getWindowLocation(window),
+      sitekey: null
+    };
+
+    let documentElement = window.document && window.document.documentElement;
+    if (documentElement)
+      frame.sitekey = documentElement.getAttribute("data-adblockkey")
+
+    frames.push(frame);
+    window = (window != window.parent ? window.parent : null);
+  }
+
+  // URLs like about:blank inherit their security context from upper-level
+  // frames, resolve their URLs accordingly.
+  for (let i = frames.length - 2; i >= 0; i--)
+  {
+    let frame = frames[i];
+    if (frame.location == "about:blank" || frame.location == "moz-safe-about:blank" ||
+        frame.location == "about:srcdoc" ||
+        Utils.netUtils.URIChainHasFlags(Utils.makeURI(frame.location), Ci.nsIProtocolHandler.URI_INHERITS_SECURITY_CONTEXT))
+    {
+      frame.location = frames[i + 1].location;
+    }
+  }
+
+  return frames;
+};
+
+/**
+ * Checks whether Private Browsing mode is enabled for a content window.
+ * @return {Boolean}
+ */
+let isPrivate = exports.isPrivate = function(/**Window*/ window)
+{
+  return PrivateBrowsingUtils.isContentWindowPrivate(window);
+};
+
+/**
+ * Gets the DOM window associated with a particular request (if any).
+ */
+let getRequestWindow = exports.getRequestWindow = function(/**nsIChannel*/ channel) /**nsIDOMWindow*/
+{
+  try
+  {
+    if (channel.notificationCallbacks)
+      return channel.notificationCallbacks.getInterface(Ci.nsILoadContext).associatedWindow;
+  } catch(e) {}
+
+  try
+  {
+    if (channel.loadGroup && channel.loadGroup.notificationCallbacks)
+      return channel.loadGroup.notificationCallbacks.getInterface(Ci.nsILoadContext).associatedWindow;
+  } catch(e) {}
+
+  return null;
+};