1 files changed, 60 insertions, 0 deletions
diff --git a/dom/ipc/LoginDetectionService.h b/dom/ipc/LoginDetectionService.h
new file mode 100644
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+++ b/dom/ipc/LoginDetectionService.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_LoginDetectionService_h
+#define mozilla_dom_LoginDetectionService_h
+
+#include "nsIObserver.h"
+#include "nsIObserverService.h"
+#include "nsILoginDetectionService.h"
+#include "nsILoginManager.h"
+#include "nsWeakReference.h"
+#include "mozilla/Logging.h"
+#include "mozilla/Preferences.h"
+
+namespace mozilla::dom {
+
+/**
+ * Detect whether the user is 'possibly' logged in to a site, and add the
+ * HighValue permission to the permission manager. We say 'possibly' because
+ * the detection is done in a very loose way. For example, for sites that have
+ * an associated login stored in the password manager are considered `logged in`
+ * by the service, which is not always true in terms of whether the users is
+ * really logged in to the site.
+ */
+class LoginDetectionService final : public nsILoginDetectionService,
+                                    public nsILoginSearchCallback,
+                                    public nsIObserver,
+                                    public nsSupportsWeakReference {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSILOGINDETECTIONSERVICE
+  NS_DECL_NSILOGINSEARCHCALLBACK
+  NS_DECL_NSIOBSERVER
+
+  static already_AddRefed<LoginDetectionService> GetSingleton();
+
+  void MaybeStartMonitoring();
+
+ private:
+  LoginDetectionService();
+  virtual ~LoginDetectionService();
+
+  // Fetch saved logins from the password manager.
+  void FetchLogins();
+
+  void RegisterObserver();
+  void UnregisterObserver();
+
+  nsCOMPtr<nsIObserverService> mObs;
+
+  // Used by testcase to make sure logins are fetched.
+  bool mIsLoginsLoaded;
+};
+
+}  // namespace mozilla::dom
+
+#endif