| /* |
| * 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 |
| |
| #include <WebCore/ClientOrigin.h> |
| #include <WebCore/PermissionController.h> |
| #include <WebCore/PermissionDescriptor.h> |
| #include <wtf/Deque.h> |
| #include <wtf/WeakHashSet.h> |
| |
| namespace WebKit { |
| |
| class WebPage; |
| |
| class WebPermissionController final : public CanMakeWeakPtr<WebPermissionController>, public WebCore::PermissionController { |
| public: |
| static Ref<WebPermissionController> create(WebPage&); |
| |
| private: |
| explicit WebPermissionController(WebPage&); |
| |
| // WebCore::PermissionController |
| void query(WebCore::ClientOrigin&&, WebCore::PermissionDescriptor&&, CompletionHandler<void(std::optional<WebCore::PermissionState>)>&&) final; |
| void addObserver(WebCore::PermissionObserver&) final; |
| void removeObserver(WebCore::PermissionObserver&) final; |
| |
| WebCore::PermissionState queryCache(const WebCore::ClientOrigin&, const WebCore::PermissionDescriptor&); |
| void updateCache(const WebCore::ClientOrigin&, const WebCore::PermissionDescriptor&, WebCore::PermissionState); |
| void tryProcessingRequests(); |
| void permissionChanged(const WebCore::ClientOrigin&, const WebCore::PermissionDescriptor&, WebCore::PermissionState); |
| |
| WeakPtr<WebPage> m_page; |
| WeakHashSet<WebCore::PermissionObserver> m_observers; |
| |
| using PermissionEntry = std::pair<WebCore::PermissionDescriptor, WebCore::PermissionState>; |
| HashMap<WebCore::ClientOrigin, Vector<PermissionEntry>> m_cachedPermissionEntries; |
| |
| struct PermissionRequest { |
| WebCore::ClientOrigin origin; |
| WebCore::PermissionDescriptor descriptor; |
| CompletionHandler<void(std::optional<WebCore::PermissionState>)> completionHandler; |
| bool isWaitingForReply { false }; |
| }; |
| Deque<PermissionRequest> m_requests; |
| }; |
| |
| } // namespace WebCore |