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/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEB_PUSH_NOTIFICATIONS)
#include "PushClientConnection.h"
#include "PushMessageForTesting.h"
#include "PushService.h"
#include "WebPushDaemonConnectionConfiguration.h"
#include "WebPushDaemonConstants.h"
#include "WebPushMessage.h"
#include <WebCore/ExceptionData.h>
#include <WebCore/PushPermissionState.h>
#include <WebCore/PushSubscriptionData.h>
#include <WebCore/Timer.h>
#include <span>
#include <wtf/Deque.h>
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/MonotonicTime.h>
#include <wtf/OSObjectPtr.h>
#include <wtf/StdList.h>
#include <wtf/spi/darwin/XPCSPI.h>
#if PLATFORM(IOS)
#include "WebClipCache.h"
@class FBSOpenApplicationService;
#endif
namespace JSC {
enum class MessageLevel : uint8_t;
}
namespace WebCore {
class SecurityOriginData;
}
using WebKit::WebPushD::PushMessageForTesting;
using WebKit::WebPushD::WebPushDaemonConnectionConfiguration;
namespace WebPushD {
using EncodedMessage = Vector<uint8_t>;
class WebPushDaemon {
friend class WTF::NeverDestroyed<WebPushDaemon>;
public:
static WebPushDaemon& singleton();
// Do nothing since this is a singleton.
void ref() const { }
void deref() const { }
void connectionEventHandler(xpc_object_t);
void connectionAdded(xpc_connection_t);
void connectionRemoved(xpc_connection_t);
void startMockPushService();
void startPushService(const String& incomingPushServiceName, const String& pushDatabasePath, const String& webClipCachePath);
void handleIncomingPush(const WebCore::PushSubscriptionSetIdentifier&, WebKit::WebPushMessage&&);
#if PLATFORM(IOS)
WebClipCache& ensureWebClipCache();
#endif
// Message handlers
void setPushAndNotificationsEnabledForOrigin(PushClientConnection&, const String& originString, bool, CompletionHandler<void()>&& replySender);
void injectPushMessageForTesting(PushClientConnection&, PushMessageForTesting&&, CompletionHandler<void(const String&)>&&);
void injectEncryptedPushMessageForTesting(PushClientConnection&, const String&, CompletionHandler<void(bool)>&&);
void getPendingPushMessage(PushClientConnection&, CompletionHandler<void(const std::optional<WebKit::WebPushMessage>&)>&& replySender);
void getPendingPushMessages(PushClientConnection&, CompletionHandler<void(const Vector<WebKit::WebPushMessage>&)>&& replySender);
void getPushTopicsForTesting(PushClientConnection&, CompletionHandler<void(Vector<String>, Vector<String>)>&&);
void subscribeToPushService(PushClientConnection&, const URL& scopeURL, const Vector<uint8_t>& applicationServerKey, CompletionHandler<void(const Expected<WebCore::PushSubscriptionData, WebCore::ExceptionData>&)>&& replySender);
void unsubscribeFromPushService(PushClientConnection&, const URL& scopeURL, std::optional<WebCore::PushSubscriptionIdentifier>, CompletionHandler<void(const Expected<bool, WebCore::ExceptionData>&)>&& replySender);
void getPushSubscription(PushClientConnection&, const URL& scopeURL, CompletionHandler<void(const Expected<std::optional<WebCore::PushSubscriptionData>, WebCore::ExceptionData>&)>&& replySender);
void incrementSilentPushCount(PushClientConnection&, const WebCore::SecurityOriginData&, CompletionHandler<void(unsigned)>&&);
void removeAllPushSubscriptions(PushClientConnection&, CompletionHandler<void(unsigned)>&&);
void removePushSubscriptionsForOrigin(PushClientConnection&, const WebCore::SecurityOriginData&, CompletionHandler<void(unsigned)>&&);
void setPublicTokenForTesting(PushClientConnection&, const String& publicToken, CompletionHandler<void()>&&);
#if HAVE(FULL_FEATURED_USER_NOTIFICATIONS)
void showNotification(PushClientConnection&, const WebCore::NotificationData&, RefPtr<WebCore::NotificationResources>, CompletionHandler<void()>&&);
void showNotification(const WebCore::PushSubscriptionSetIdentifier&, const WebCore::NotificationData&, RefPtr<WebCore::NotificationResources>, std::optional<unsigned long long> appBadge, CompletionHandler<void()>&&);
void getNotifications(PushClientConnection&, const URL& registrationURL, const String& tag, CompletionHandler<void(Expected<Vector<WebCore::NotificationData>, WebCore::ExceptionData>&&)>&&);
void cancelNotification(PushClientConnection&, WebCore::SecurityOriginData&&, const WTF::UUID& notificationID);
void getPushPermissionState(PushClientConnection&, const WebCore::SecurityOriginData&, CompletionHandler<void(WebCore::PushPermissionState)>&&);
void requestPushPermission(PushClientConnection&, const WebCore::SecurityOriginData&, CompletionHandler<void(bool)>&&);
#endif // HAVE(FULL_FEATURED_USER_NOTIFICATIONS)
void setAppBadge(PushClientConnection&, WebCore::SecurityOriginData&&, std::optional<uint64_t>);
void getAppBadgeForTesting(PushClientConnection&, CompletionHandler<void(std::optional<uint64_t>)>&&);
void setProtocolVersionForTesting(PushClientConnection&, unsigned, CompletionHandler<void()>&&);
private:
WebPushDaemon();
void notifyClientPushMessageIsAvailable(const WebCore::PushSubscriptionSetIdentifier&);
void setPushService(RefPtr<PushService>&&);
void runAfterStartingPushService(Function<void()>&&);
void handleIncomingPushImpl(const WebCore::PushSubscriptionSetIdentifier&, WebKit::WebPushMessage&&);
void ensureIncomingPushTransaction();
void releaseIncomingPushTransaction();
void incomingPushTransactionTimerFired();
Seconds silentPushTimeout() const;
void rescheduleSilentPushTimer();
void silentPushTimerFired();
void didShowNotification(const WebCore::PushSubscriptionSetIdentifier&, const String& scope);
#if PLATFORM(IOS)
void updateSubscriptionSetState();
#endif
PushClientConnection* toPushClientConnection(xpc_connection_t);
HashSet<xpc_connection_t> m_pendingConnectionSet;
HashMap<xpc_connection_t, Ref<PushClientConnection>> m_connectionMap;
RefPtr<PushService> m_pushService;
bool m_usingMockPushService { false };
bool m_pushServiceStarted { false };
Deque<Function<void()>> m_pendingPushServiceFunctions;
struct PendingPushMessage {
WebCore::PushSubscriptionSetIdentifier identifier;
WebKit::WebPushMessage message;
};
Deque<PendingPushMessage> m_pendingPushMessages;
WebCore::Timer m_incomingPushTransactionTimer;
OSObjectPtr<os_transaction_t> m_incomingPushTransaction;
struct PotentialSilentPush {
WebCore::PushSubscriptionSetIdentifier identifier;
String scope;
MonotonicTime expirationTime;
};
WebCore::Timer m_silentPushTimer;
OSObjectPtr<os_transaction_t> m_silentPushTransaction;
StdList<PotentialSilentPush> m_potentialSilentPushes;
#if HAVE(FULL_FEATURED_USER_NOTIFICATIONS)
Class m_userNotificationCenterClass;
#endif // HAVE(FULL_FEATURED_USER_NOTIFICATIONS)
#if PLATFORM(IOS)
RetainPtr<FBSOpenApplicationService> m_openService;
std::unique_ptr<WebClipCache> m_webClipCache;
String m_webClipCachePath;
#endif
};
} // namespace WebPushD
#endif // ENABLE(WEB_PUSH_NOTIFICATIONS)
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