The Tor Browser / annotate

dom/system/mac/CoreLocationLocationProvider.mm@6474c204b198 (annotated)

dom/system/mac/CoreLocationLocationProvider.mm

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0 3 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 6
michael@0 7 #include "nsCOMPtr.h"
michael@0 8 #include "nsGeoPosition.h"
michael@0 9 #include "nsIConsoleService.h"
michael@0 10 #include "nsServiceManagerUtils.h"
michael@0 11 #include "nsIDOMGeoPositionError.h"
michael@0 12 #include "CoreLocationLocationProvider.h"
michael@0 13 #include "nsCocoaFeatures.h"
michael@0 14 #include "prtime.h"
michael@0 15
michael@0 16 #include <CoreLocation/CLError.h>
michael@0 17 #include <CoreLocation/CLLocation.h>
michael@0 18 #include <CoreLocation/CLLocationManager.h>
michael@0 19 #include <CoreLocation/CLLocationManagerDelegate.h>
michael@0 20
michael@0 21 #include <objc/objc.h>
michael@0 22 #include <objc/objc-runtime.h>
michael@0 23
michael@0 24 #include "nsObjCExceptions.h"
michael@0 25
michael@0 26 using namespace mozilla;
michael@0 27
michael@0 28 static const CLLocationAccuracy kHIGH_ACCURACY = kCLLocationAccuracyBest;
michael@0 29 static const CLLocationAccuracy kDEFAULT_ACCURACY = kCLLocationAccuracyNearestTenMeters;
michael@0 30
michael@0 31 @interface LocationDelegate : NSObject <CLLocationManagerDelegate>
michael@0 32 {
michael@0 33 CoreLocationLocationProvider* mProvider;
michael@0 34 }
michael@0 35
michael@0 36 - (id)init:(CoreLocationLocationProvider*)aProvider;
michael@0 37 - (void)locationManager:(CLLocationManager*)aManager
michael@0 38 didFailWithError:(NSError *)aError;
michael@0 39
michael@0 40 /* XXX (ggp) didUpdateToLocation is supposedly deprecated in favor of
michael@0 41 * locationManager:didUpdateLocations, which is undocumented and didn't seem to
michael@0 42 * work for me. This should be changed in the future, though.
michael@0 43 */
michael@0 44 - (void)locationManager:(CLLocationManager*)aManager
michael@0 45 didUpdateToLocation:(CLLocation *)aNewLocation
michael@0 46 fromLocation:(CLLocation *)aOldLocation;
michael@0 47 @end
michael@0 48
michael@0 49 @implementation LocationDelegate
michael@0 50 - (id) init:(CoreLocationLocationProvider*) aProvider
michael@0 51 {
michael@0 52 if (self = [super init]) {
michael@0 53 mProvider = aProvider;
michael@0 54 }
michael@0 55
michael@0 56 return self;
michael@0 57 }
michael@0 58
michael@0 59 - (void)locationManager:(CLLocationManager*)aManager
michael@0 60 didFailWithError:(NSError *)aError
michael@0 61 {
michael@0 62 nsCOMPtr<nsIConsoleService> console =
michael@0 63 do_GetService(NS_CONSOLESERVICE_CONTRACTID);
michael@0 64
michael@0 65 NS_ENSURE_TRUE_VOID(console);
michael@0 66
michael@0 67 NSString* message =
michael@0 68 [@"Failed to acquire position: " stringByAppendingString: [aError localizedDescription]];
michael@0 69
michael@0 70 console->LogStringMessage(NS_ConvertUTF8toUTF16([message UTF8String]).get());
michael@0 71
michael@0 72 uint16_t err = nsIDOMGeoPositionError::POSITION_UNAVAILABLE;
michael@0 73 if ([aError code] == kCLErrorDenied) {
michael@0 74 err = nsIDOMGeoPositionError::PERMISSION_DENIED;
michael@0 75 }
michael@0 76
michael@0 77 mProvider->NotifyError(err);
michael@0 78 }
michael@0 79
michael@0 80 - (void)locationManager:(CLLocationManager*)aManager
michael@0 81 didUpdateToLocation:(CLLocation *)aNewLocation
michael@0 82 fromLocation:(CLLocation *)aOldLocation
michael@0 83 {
michael@0 84 nsCOMPtr<nsIDOMGeoPosition> geoPosition =
michael@0 85 new nsGeoPosition(aNewLocation.coordinate.latitude,
michael@0 86 aNewLocation.coordinate.longitude,
michael@0 87 aNewLocation.altitude,
michael@0 88 aNewLocation.horizontalAccuracy,
michael@0 89 aNewLocation.verticalAccuracy,
michael@0 90 aNewLocation.course,
michael@0 91 aNewLocation.speed,
michael@0 92 PR_Now());
michael@0 93
michael@0 94 mProvider->Update(geoPosition);
michael@0 95 }
michael@0 96 @end
michael@0 97
michael@0 98 class CoreLocationObjects {
michael@0 99 public:
michael@0 100 NS_METHOD Init(CoreLocationLocationProvider* aProvider) {
michael@0 101 mLocationManager = [[CLLocationManager alloc] init];
michael@0 102 NS_ENSURE_TRUE(mLocationManager, NS_ERROR_NOT_AVAILABLE);
michael@0 103
michael@0 104 mLocationDelegate = [[LocationDelegate alloc] init:aProvider];
michael@0 105 NS_ENSURE_TRUE(mLocationDelegate, NS_ERROR_NOT_AVAILABLE);
michael@0 106
michael@0 107 mLocationManager.desiredAccuracy = kDEFAULT_ACCURACY;
michael@0 108 mLocationManager.delegate = mLocationDelegate;
michael@0 109
michael@0 110 return NS_OK;
michael@0 111 }
michael@0 112
michael@0 113 ~CoreLocationObjects() {
michael@0 114 if (mLocationManager) {
michael@0 115 [mLocationManager release];
michael@0 116 }
michael@0 117
michael@0 118 if (mLocationDelegate) {
michael@0 119 [mLocationDelegate release];
michael@0 120 }
michael@0 121 }
michael@0 122
michael@0 123 LocationDelegate* mLocationDelegate;
michael@0 124 CLLocationManager* mLocationManager;
michael@0 125 };
michael@0 126
michael@0 127 NS_IMPL_ISUPPORTS(CoreLocationLocationProvider, nsIGeolocationProvider)
michael@0 128
michael@0 129 CoreLocationLocationProvider::CoreLocationLocationProvider()
michael@0 130 : mCLObjects(nullptr)
michael@0 131 {
michael@0 132 }
michael@0 133
michael@0 134 NS_IMETHODIMP
michael@0 135 CoreLocationLocationProvider::Startup()
michael@0 136 {
michael@0 137 if (!mCLObjects) {
michael@0 138 nsAutoPtr<CoreLocationObjects> clObjs(new CoreLocationObjects());
michael@0 139
michael@0 140 nsresult rv = clObjs->Init(this);
michael@0 141 NS_ENSURE_SUCCESS(rv, rv);
michael@0 142
michael@0 143 mCLObjects = clObjs.forget();
michael@0 144 }
michael@0 145
michael@0 146 [mCLObjects->mLocationManager startUpdatingLocation];
michael@0 147 return NS_OK;
michael@0 148 }
michael@0 149
michael@0 150 NS_IMETHODIMP
michael@0 151 CoreLocationLocationProvider::Watch(nsIGeolocationUpdate* aCallback)
michael@0 152 {
michael@0 153 if (mCallback) {
michael@0 154 return NS_OK;
michael@0 155 }
michael@0 156
michael@0 157 mCallback = aCallback;
michael@0 158 return NS_OK;
michael@0 159 }
michael@0 160
michael@0 161 NS_IMETHODIMP
michael@0 162 CoreLocationLocationProvider::Shutdown()
michael@0 163 {
michael@0 164 NS_ENSURE_STATE(mCLObjects);
michael@0 165
michael@0 166 [mCLObjects->mLocationManager stopUpdatingLocation];
michael@0 167
michael@0 168 delete mCLObjects;
michael@0 169 mCLObjects = nullptr;
michael@0 170 return NS_OK;
michael@0 171 }
michael@0 172
michael@0 173 NS_IMETHODIMP
michael@0 174 CoreLocationLocationProvider::SetHighAccuracy(bool aEnable)
michael@0 175 {
michael@0 176 NS_ENSURE_STATE(mCLObjects);
michael@0 177
michael@0 178 mCLObjects->mLocationManager.desiredAccuracy =
michael@0 179 (aEnable ? kHIGH_ACCURACY : kDEFAULT_ACCURACY);
michael@0 180
michael@0 181 return NS_OK;
michael@0 182 }
michael@0 183
michael@0 184 void
michael@0 185 CoreLocationLocationProvider::Update(nsIDOMGeoPosition* aSomewhere)
michael@0 186 {
michael@0 187 if (aSomewhere && mCallback) {
michael@0 188 mCallback->Update(aSomewhere);
michael@0 189 }
michael@0 190 }
michael@0 191
michael@0 192 void
michael@0 193 CoreLocationLocationProvider::NotifyError(uint16_t aErrorCode)
michael@0 194 {
michael@0 195 mCallback->NotifyError(aErrorCode);
michael@0 196 }

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