1/*
2 * Copyright (C) 2019 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "WebDeviceOrientationAndMotionAccessController.h"
28
29#if ENABLE(DEVICE_ORIENTATION)
30
31#include "APIUIClient.h"
32#include "WebPageProxy.h"
33
34namespace WebKit {
35
36using namespace WebCore;
37
38void WebDeviceOrientationAndMotionAccessController::shouldAllowAccess(WebPageProxy& page, WebFrameProxy& frame, WebCore::SecurityOriginData&& originData, bool mayPrompt, CompletionHandler<void(DeviceOrientationOrMotionPermissionState)>&& completionHandler)
39{
40 auto currentPermission = cachedDeviceOrientationPermission(originData);
41 if (currentPermission != DeviceOrientationOrMotionPermissionState::Prompt || !mayPrompt)
42 return completionHandler(currentPermission);
43
44 auto& pendingRequests = m_pendingRequests.ensure(originData, [] {
45 return Vector<CompletionHandler<void(WebCore::DeviceOrientationOrMotionPermissionState)>> { };
46 }).iterator->value;
47 pendingRequests.append(WTFMove(completionHandler));
48 if (pendingRequests.size() > 1)
49 return;
50
51 page.uiClient().shouldAllowDeviceOrientationAndMotionAccess(page, frame, originData, [this, weakThis = makeWeakPtr(this), originData](bool granted) mutable {
52 if (!weakThis)
53 return;
54 m_deviceOrientationPermissionDecisions.set(originData, granted);
55 auto requests = m_pendingRequests.take(originData);
56 for (auto& completionHandler : requests)
57 completionHandler(granted ? DeviceOrientationOrMotionPermissionState::Granted : DeviceOrientationOrMotionPermissionState::Denied);
58 });
59}
60
61DeviceOrientationOrMotionPermissionState WebDeviceOrientationAndMotionAccessController::cachedDeviceOrientationPermission(const SecurityOriginData& origin) const
62{
63 auto it = m_deviceOrientationPermissionDecisions.find(origin);
64 if (it == m_deviceOrientationPermissionDecisions.end())
65 return DeviceOrientationOrMotionPermissionState::Prompt;
66 return it->value ? DeviceOrientationOrMotionPermissionState::Granted : DeviceOrientationOrMotionPermissionState::Denied;
67}
68
69void WebDeviceOrientationAndMotionAccessController::clearPermissions()
70{
71 m_deviceOrientationPermissionDecisions.clear();
72}
73
74} // namespace WebKit
75
76#endif // ENABLE(DEVICE_ORIENTATION)
77