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/* 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_BounceTrackingProtection_h__
#define mozilla_BounceTrackingProtection_h__
#include "mozilla/Logging.h"
#include "mozilla/MozPromise.h"
#include "nsIBounceTrackingProtection.h"
#include "nsIClearDataService.h"
class nsIPrincipal;
class nsITimer;
namespace mozilla {
class BounceTrackingState;
class BounceTrackingStateGlobal;
class BounceTrackingProtectionStorage;
class OriginAttributes;
extern LazyLogModule gBounceTrackingProtectionLog;
class BounceTrackingProtection final : public nsIBounceTrackingProtection {
NS_DECL_ISUPPORTS
NS_DECL_NSIBOUNCETRACKINGPROTECTION
public:
static already_AddRefed<BounceTrackingProtection> GetSingleton();
// This algorithm is called when detecting the end of an extended navigation.
// This could happen if a user-initiated navigation is detected in process
// navigation start for bounce tracking, or if the client bounce detection
// timer expires after process response received for bounce tracking without
// observing a client redirect.
nsresult RecordStatefulBounces(BounceTrackingState* aBounceTrackingState);
// Stores a user activation flag with a timestamp for the given principal.
nsresult RecordUserActivation(nsIPrincipal* aPrincipal);
private:
BounceTrackingProtection();
~BounceTrackingProtection() = default;
// Timer which periodically runs PurgeBounceTrackers.
nsCOMPtr<nsITimer> mBounceTrackingPurgeTimer;
// Storage for user agent globals.
RefPtr<BounceTrackingProtectionStorage> mStorage;
// Clear state for classified bounce trackers. To be called on an interval.
using PurgeBounceTrackersMozPromise =
MozPromise<nsTArray<nsCString>, nsresult, true>;
RefPtr<PurgeBounceTrackersMozPromise> PurgeBounceTrackers();
nsresult PurgeBounceTrackersForStateGlobal(
BounceTrackingStateGlobal* aStateGlobal,
const OriginAttributes& aOriginAttributes);
// Pending clear operations are stored as ClearDataMozPromise, one per host.
using ClearDataMozPromise = MozPromise<nsCString, uint32_t, true>;
nsTArray<RefPtr<ClearDataMozPromise>> mClearPromises;
// Wraps nsIClearDataCallback in MozPromise.
class ClearDataCallback final : public nsIClearDataCallback {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSICLEARDATACALLBACK
explicit ClearDataCallback(ClearDataMozPromise::Private* aPromise,
const nsACString& aHost)
: mHost(aHost), mPromise(aPromise){};
private:
virtual ~ClearDataCallback() { mPromise->Reject(0, __func__); }
nsCString mHost;
RefPtr<ClearDataMozPromise::Private> mPromise;
};
};
} // namespace mozilla
#endif
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