| /* |
| * Copyright (C) 2019 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: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER OR |
| * 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. |
| */ |
| |
| #include "config.h" |
| #include "WebDeviceOrientationAndMotionAccessController.h" |
| |
| #if ENABLE(DEVICE_ORIENTATION) |
| |
| #include "APIUIClient.h" |
| #include "FrameInfoData.h" |
| #include "WebPageProxy.h" |
| |
| namespace WebKit { |
| |
| using namespace WebCore; |
| |
| void WebDeviceOrientationAndMotionAccessController::shouldAllowAccess(WebPageProxy& page, WebFrameProxy& frame, FrameInfoData&& frameInfo, bool mayPrompt, CompletionHandler<void(DeviceOrientationOrMotionPermissionState)>&& completionHandler) |
| { |
| SecurityOriginData originData = frameInfo.securityOrigin; |
| auto currentPermission = cachedDeviceOrientationPermission(originData); |
| if (currentPermission != DeviceOrientationOrMotionPermissionState::Prompt || !mayPrompt) |
| return completionHandler(currentPermission); |
| |
| auto& pendingRequests = m_pendingRequests.ensure(originData, [] { |
| return Vector<CompletionHandler<void(WebCore::DeviceOrientationOrMotionPermissionState)>> { }; |
| }).iterator->value; |
| pendingRequests.append(WTFMove(completionHandler)); |
| if (pendingRequests.size() > 1) |
| return; |
| |
| page.uiClient().shouldAllowDeviceOrientationAndMotionAccess(page, frame, WTFMove(frameInfo), [this, weakThis = makeWeakPtr(this), originData](bool granted) mutable { |
| if (!weakThis) |
| return; |
| m_deviceOrientationPermissionDecisions.set(originData, granted); |
| auto requests = m_pendingRequests.take(originData); |
| for (auto& completionHandler : requests) |
| completionHandler(granted ? DeviceOrientationOrMotionPermissionState::Granted : DeviceOrientationOrMotionPermissionState::Denied); |
| }); |
| } |
| |
| DeviceOrientationOrMotionPermissionState WebDeviceOrientationAndMotionAccessController::cachedDeviceOrientationPermission(const SecurityOriginData& origin) const |
| { |
| auto it = m_deviceOrientationPermissionDecisions.find(origin); |
| if (it == m_deviceOrientationPermissionDecisions.end()) |
| return DeviceOrientationOrMotionPermissionState::Prompt; |
| return it->value ? DeviceOrientationOrMotionPermissionState::Granted : DeviceOrientationOrMotionPermissionState::Denied; |
| } |
| |
| void WebDeviceOrientationAndMotionAccessController::clearPermissions() |
| { |
| m_deviceOrientationPermissionDecisions.clear(); |
| } |
| |
| } // namespace WebKit |
| |
| #endif // ENABLE(DEVICE_ORIENTATION) |