1 files changed, 81 insertions, 0 deletions
diff --git a/dom/indexedDB/PermissionRequestBase.h b/dom/indexedDB/PermissionRequestBase.h
new file mode 100644
index 000000000..47ed6c9ca
--- /dev/null
+++ b/dom/indexedDB/PermissionRequestBase.h
@@ -0,0 +1,81 @@
+/* -*- 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_indexeddb_permissionrequestbase_h__
+#define mozilla_dom_indexeddb_permissionrequestbase_h__
+
+#include "mozilla/Attributes.h"
+#include "nsCOMPtr.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsIObserver.h"
+#include "nsIPermissionManager.h"
+#include "nsISupportsImpl.h"
+#include "nsString.h"
+
+class nsIPrincipal;
+
+namespace mozilla {
+namespace dom {
+
+class Element;
+
+namespace indexedDB {
+
+class PermissionRequestBase
+  : public nsIObserver
+  , public nsIInterfaceRequestor
+{
+  nsCOMPtr<Element> mOwnerElement;
+  nsCOMPtr<nsIPrincipal> mPrincipal;
+
+public:
+  enum PermissionValue {
+    kPermissionAllowed = nsIPermissionManager::ALLOW_ACTION,
+    kPermissionDenied = nsIPermissionManager::DENY_ACTION,
+    kPermissionPrompt = nsIPermissionManager::PROMPT_ACTION
+  };
+
+  NS_DECL_ISUPPORTS
+
+  // This function will not actually prompt. It will never return
+  // kPermissionDefault but will instead translate the permission manager value
+  // into the correct value for the given type.
+  static nsresult
+  GetCurrentPermission(nsIPrincipal* aPrincipal,
+                       PermissionValue* aCurrentValue);
+
+  static PermissionValue
+  PermissionValueForIntPermission(uint32_t aIntPermission);
+
+  // This function will prompt if needed. It may only be called once.
+  nsresult
+  PromptIfNeeded(PermissionValue* aCurrentValue);
+
+protected:
+  PermissionRequestBase(Element* aOwnerElement,
+                        nsIPrincipal* aPrincipal);
+
+  // Reference counted.
+  virtual
+  ~PermissionRequestBase();
+
+  virtual void
+  OnPromptComplete(PermissionValue aPermissionValue) = 0;
+
+private:
+  void
+  SetExplicitPermission(nsIPrincipal* aPrincipal,
+                        uint32_t aIntPermission);
+
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSIINTERFACEREQUESTOR
+};
+
+} // namespace indexedDB
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_indexeddb_permissionrequestbase_h__