95 lines
3.9 KiB
C++
95 lines
3.9 KiB
C++
/*
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* Copyright (C) 2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "DeviceOrientationAndMotionAccessController.h"
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#if ENABLE(DEVICE_ORIENTATION)
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#include "Chrome.h"
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#include "ChromeClient.h"
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#include "DOMWindow.h"
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#include "Document.h"
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#include "DocumentLoader.h"
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#include "Frame.h"
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#include "Page.h"
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#include "UserGestureIndicator.h"
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namespace WebCore {
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DeviceOrientationAndMotionAccessController::DeviceOrientationAndMotionAccessController(Document& topDocument)
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: m_topDocument(topDocument)
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{
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}
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DeviceOrientationOrMotionPermissionState DeviceOrientationAndMotionAccessController::accessState(const Document& document) const
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{
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auto iterator = m_accessStatePerOrigin.find(document.securityOrigin().data());
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if (iterator != m_accessStatePerOrigin.end())
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return iterator->value;
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// Check per-site setting.
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if (&document == &m_topDocument || document.securityOrigin().isSameOriginAs(m_topDocument.securityOrigin())) {
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auto* frame = m_topDocument.frame();
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if (auto* documentLoader = frame ? frame->loader().documentLoader() : nullptr)
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return documentLoader->deviceOrientationAndMotionAccessState();
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}
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return DeviceOrientationOrMotionPermissionState::Prompt;
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}
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void DeviceOrientationAndMotionAccessController::shouldAllowAccess(const Document& document, Function<void(DeviceOrientationOrMotionPermissionState)>&& callback)
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{
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auto* page = document.page();
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auto* frame = document.frame();
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if (!page || !frame)
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return callback(DeviceOrientationOrMotionPermissionState::Denied);
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auto accessState = this->accessState(document);
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if (accessState != DeviceOrientationOrMotionPermissionState::Prompt)
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return callback(accessState);
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bool mayPrompt = UserGestureIndicator::processingUserGesture(&document);
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page->chrome().client().shouldAllowDeviceOrientationAndMotionAccess(*document.frame(), mayPrompt, [this, weakThis = makeWeakPtr(this), securityOrigin = makeRef(document.securityOrigin()), callback = WTFMove(callback)](DeviceOrientationOrMotionPermissionState permissionState) mutable {
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if (!weakThis)
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return;
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m_accessStatePerOrigin.set(securityOrigin->data(), permissionState);
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callback(permissionState);
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if (permissionState != DeviceOrientationOrMotionPermissionState::Granted)
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return;
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for (auto* frame = m_topDocument.frame(); frame && frame->window(); frame = frame->tree().traverseNext()) {
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frame->window()->startListeningForDeviceOrientationIfNecessary();
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frame->window()->startListeningForDeviceMotionIfNecessary();
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}
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});
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}
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} // namespace WebCore
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#endif // ENABLE(DEVICE_ORIENTATION)
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