Move GeolocationDispatcher into blink.

content/renderer/geolocation_dispatcher.cc

-// Copyright (c) 2012 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 "content/renderer/geolocation_dispatcher.h"
-
-#include "content/public/common/geoposition.h"
-#include "content/renderer/render_view_impl.h"
-#include "third_party/WebKit/public/platform/WebString.h"
-#include "third_party/WebKit/public/web/WebGeolocationPermissionRequest.h"
-#include "third_party/WebKit/public/web/WebGeolocationPermissionRequestManager.h"
-#include "third_party/WebKit/public/web/WebGeolocationClient.h"
-#include "third_party/WebKit/public/web/WebGeolocationPosition.h"
-#include "third_party/WebKit/public/web/WebGeolocationError.h"
-#include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
-
-using blink::WebGeolocationController;
-using blink::WebGeolocationError;
-using blink::WebGeolocationPermissionRequest;
-using blink::WebGeolocationPermissionRequestManager;
-using blink::WebGeolocationPosition;
-
-namespace content {
-
-GeolocationDispatcher::GeolocationDispatcher(RenderFrame* render_frame)
-    : RenderFrameObserver(render_frame),
-      pending_permissions_(new WebGeolocationPermissionRequestManager()),
-      enable_high_accuracy_(false) {
-}
-
-GeolocationDispatcher::~GeolocationDispatcher() {}
-
-void GeolocationDispatcher::startUpdating() {
-  if (!geolocation_service_) {
-    render_frame()->GetServiceRegistry()->ConnectToRemoteService(
-        mojo::GetProxy(&geolocation_service_));
-  }
-  if (enable_high_accuracy_)
-    geolocation_service_->SetHighAccuracy(true);
-  QueryNextPosition();
-}
-
-void GeolocationDispatcher::stopUpdating() {
-  geolocation_service_.reset();
-}
-
-void GeolocationDispatcher::setEnableHighAccuracy(bool enable_high_accuracy) {
-  // GeolocationController calls setEnableHighAccuracy(true) before
-  // startUpdating in response to the first high-accuracy Geolocation
-  // subscription. When the last high-accuracy Geolocation unsubscribes
-  // it calls setEnableHighAccuracy(false) after stopUpdating.
-  bool has_changed = enable_high_accuracy_ != enable_high_accuracy;
-  enable_high_accuracy_ = enable_high_accuracy;
-  // We have a different accuracy requirement. Request browser to update.
-  if (geolocation_service_ && has_changed)
-    geolocation_service_->SetHighAccuracy(enable_high_accuracy_);
-}
-
-void GeolocationDispatcher::setController(
-    WebGeolocationController* controller) {
-  controller_.reset(controller);
-}
-
-bool GeolocationDispatcher::lastPosition(WebGeolocationPosition&) {
-  // The latest position is stored in the browser, not the renderer, so we
-  // would have to fetch it synchronously to give a good value here.  The
-  // WebCore::GeolocationController already caches the last position it
-  // receives, so there is not much benefit to more position caching here.
-  return false;
-}
-
-// TODO(jknotten): Change the messages to use a security origin, so no
-// conversion is necessary.
-void GeolocationDispatcher::requestPermission(
-    const WebGeolocationPermissionRequest& permissionRequest) {
-  if (!permission_service_.get()) {
-    render_frame()->GetServiceRegistry()->ConnectToRemoteService(
-        mojo::GetProxy(&permission_service_));
-  }
-
-  int permission_request_id = pending_permissions_->add(permissionRequest);
-
-  permission_service_->RequestPermission(
-      permission::NAME_GEOLOCATION,
-      permissionRequest.securityOrigin().toString().utf8(),
-      blink::WebUserGestureIndicator::isProcessingUserGesture(),
-      base::Bind(&GeolocationDispatcher::OnPermissionSet,
-                 base::Unretained(this), permission_request_id));
-}
-
-void GeolocationDispatcher::cancelPermissionRequest(
-    const blink::WebGeolocationPermissionRequest& permissionRequest) {
-  int permission_request_id;
-  pending_permissions_->remove(permissionRequest, permission_request_id);
-}
-
-// Permission for using geolocation has been set.
-void GeolocationDispatcher::OnPermissionSet(int permission_request_id,
-                                            permission::Status status) {
-  WebGeolocationPermissionRequest permissionRequest;
-  if (!pending_permissions_->remove(permission_request_id, permissionRequest))
-    return;
-
-  permissionRequest.setIsAllowed(status == permission::STATUS_GRANTED);
-}
-
-void GeolocationDispatcher::QueryNextPosition() {
-  DCHECK(geolocation_service_);
-  geolocation_service_->QueryNextPosition(
-      base::Bind(&GeolocationDispatcher::OnPositionUpdate,
-                 base::Unretained(this)));
-}
-
-void GeolocationDispatcher::OnPositionUpdate(
-    geolocation::GeopositionPtr geoposition) {
-  QueryNextPosition();
-
-  if (geoposition->valid) {
-    controller_->positionChanged(WebGeolocationPosition(
-        geoposition->timestamp,
-        geoposition->latitude,
-        geoposition->longitude,
-        geoposition->accuracy,
-        // Lowest point on land is at approximately -400 meters.
-            geoposition->altitude > -10000.,
-        geoposition->altitude,
-        geoposition->altitude_accuracy >= 0.,
-        geoposition->altitude_accuracy,
-        geoposition->heading >= 0. && geoposition->heading <= 360.,
-        geoposition->heading,
-        geoposition->speed >= 0.,
-        geoposition->speed));
-  } else {
-    WebGeolocationError::Error code;
-    switch (geoposition->error_code) {
-      case geolocation::Geoposition::ERROR_CODE_PERMISSION_DENIED:
-        code = WebGeolocationError::ErrorPermissionDenied;
-        break;
-      case geolocation::Geoposition::ERROR_CODE_POSITION_UNAVAILABLE:
-        code = WebGeolocationError::ErrorPositionUnavailable;
-        break;
-      default:
-        NOTREACHED() << geoposition->error_code;
-        return;
-    }
-    controller_->errorOccurred(WebGeolocationError(
-        code, blink::WebString::fromUTF8(geoposition->error_message)));
-  }
-}
-
-}  // namespace content