File: DeviceOrientationAbsoluteController.cpp

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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "modules/device_orientation/DeviceOrientationAbsoluteController.h"

#include "core/dom/Document.h"
#include "core/frame/Settings.h"
#include "modules/device_orientation/DeviceOrientationDispatcher.h"

namespace blink {

DeviceOrientationAbsoluteController::DeviceOrientationAbsoluteController(
    Document& document)
    : DeviceOrientationController(document) {}

DeviceOrientationAbsoluteController::~DeviceOrientationAbsoluteController() {}

const char* DeviceOrientationAbsoluteController::supplementName() {
  return "DeviceOrientationAbsoluteController";
}

DeviceOrientationAbsoluteController& DeviceOrientationAbsoluteController::from(
    Document& document) {
  DeviceOrientationAbsoluteController* controller =
      static_cast<DeviceOrientationAbsoluteController*>(
          Supplement<Document>::from(
              document, DeviceOrientationAbsoluteController::supplementName()));
  if (!controller) {
    controller = new DeviceOrientationAbsoluteController(document);
    Supplement<Document>::provideTo(
        document, DeviceOrientationAbsoluteController::supplementName(),
        controller);
  }
  return *controller;
}

void DeviceOrientationAbsoluteController::didAddEventListener(
    LocalDOMWindow* window,
    const AtomicString& eventType) {
  if (eventType != eventTypeName())
    return;

  if (document().frame()) {
    if (document().isSecureContext()) {
      UseCounter::count(document().frame(),
                        UseCounter::DeviceOrientationAbsoluteSecureOrigin);
    } else {
      Deprecation::countDeprecation(
          document().frame(),
          UseCounter::DeviceOrientationAbsoluteInsecureOrigin);
      // TODO: add rappor logging of insecure origins as in
      // DeviceOrientationController.
      if (document()
              .frame()
              ->settings()
              ->getStrictPowerfulFeatureRestrictions())
        return;
    }
  }

  // TODO: add rappor url logging as in DeviceOrientationController.

  DeviceSingleWindowEventController::didAddEventListener(window, eventType);
}

DeviceOrientationDispatcher&
DeviceOrientationAbsoluteController::dispatcherInstance() const {
  return DeviceOrientationDispatcher::instance(true);
}

const AtomicString& DeviceOrientationAbsoluteController::eventTypeName() const {
  return EventTypeNames::deviceorientationabsolute;
}

DEFINE_TRACE(DeviceOrientationAbsoluteController) {
  DeviceOrientationController::trace(visitor);
}

}  // namespace blink