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106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:set ts=4 sts=4 sw=4 et cin: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_net_PrivateBrowsingChannel_h__
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#define mozilla_net_PrivateBrowsingChannel_h__
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#include "nsIPrivateBrowsingChannel.h"
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#include "nsCOMPtr.h"
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#include "nsILoadGroup.h"
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#include "nsILoadContext.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsIInterfaceRequestor.h"
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namespace mozilla {
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namespace net {
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template <class Channel>
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class PrivateBrowsingChannel : public nsIPrivateBrowsingChannel
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{
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public:
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PrivateBrowsingChannel() :
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mPrivateBrowsingOverriden(false),
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mPrivateBrowsing(false)
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{
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}
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NS_IMETHOD SetPrivate(bool aPrivate)
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{
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// Make sure that we don't have a load context
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// This is a fatal error in debug builds, and a runtime error in release
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// builds.
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nsCOMPtr<nsILoadContext> loadContext;
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NS_QueryNotificationCallbacks(static_cast<Channel*>(this), loadContext);
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MOZ_ASSERT(!loadContext);
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if (loadContext) {
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return NS_ERROR_FAILURE;
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}
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mPrivateBrowsingOverriden = true;
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mPrivateBrowsing = aPrivate;
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return NS_OK;
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}
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NS_IMETHOD GetIsChannelPrivate(bool *aResult)
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{
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NS_ENSURE_ARG_POINTER(aResult);
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*aResult = NS_UsePrivateBrowsing(static_cast<Channel*>(this));
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return NS_OK;
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}
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NS_IMETHOD IsPrivateModeOverriden(bool* aValue, bool *aResult)
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{
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NS_ENSURE_ARG_POINTER(aValue);
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NS_ENSURE_ARG_POINTER(aResult);
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*aResult = mPrivateBrowsingOverriden;
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if (mPrivateBrowsingOverriden) {
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*aValue = mPrivateBrowsing;
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}
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return NS_OK;
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}
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bool CanSetCallbacks(nsIInterfaceRequestor* aCallbacks) const
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{
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// Make sure that the private bit override flag is not set.
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// This is a fatal error in debug builds, and a runtime error in release
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// builds.
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if (!aCallbacks) {
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return true;
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}
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nsCOMPtr<nsILoadContext> loadContext = do_GetInterface(aCallbacks);
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if (!loadContext) {
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return true;
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}
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MOZ_ASSERT(!mPrivateBrowsingOverriden);
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return !mPrivateBrowsingOverriden;
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}
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bool CanSetLoadGroup(nsILoadGroup* aLoadGroup) const
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{
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// Make sure that the private bit override flag is not set.
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// This is a fatal error in debug builds, and a runtime error in release
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// builds.
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if (!aLoadGroup) {
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return true;
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}
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nsCOMPtr<nsIInterfaceRequestor> callbacks;
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aLoadGroup->GetNotificationCallbacks(getter_AddRefs(callbacks));
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// From this point on, we just hand off the work to CanSetCallbacks,
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// because the logic is exactly the same.
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return CanSetCallbacks(callbacks);
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}
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protected:
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bool mPrivateBrowsingOverriden;
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bool mPrivateBrowsing;
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};
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}
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}
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#endif
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