DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Mercurial (a3f183201f7f)

VCS Links

BeaconType

Navigator

Macros

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_Navigator_h
#define mozilla_dom_Navigator_h

#include "mozilla/MemoryReporting.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/Fetch.h"
#include "mozilla/dom/Nullable.h"
#include "mozilla/ErrorResult.h"
#include "nsIDOMNavigator.h"
#include "nsIMozNavigatorNetwork.h"
#include "nsWrapperCache.h"
#include "nsHashKeys.h"
#include "nsInterfaceHashtable.h"
#include "nsString.h"
#include "nsTArray.h"
#include "nsWeakPtr.h"
#include "mozilla/dom/MediaKeySystemAccessManager.h"

class nsPluginArray;
class nsMimeTypeArray;
class nsPIDOMWindowInner;
class nsIDOMNavigatorSystemMessages;
class nsIPrincipal;
class nsIURI;

namespace mozilla {
namespace dom {
class BodyExtractorBase;
class Geolocation;
class systemMessageCallback;
class MediaDevices;
struct MediaStreamConstraints;
class WakeLock;
class ArrayBufferOrArrayBufferViewOrBlobOrFormDataOrUSVStringOrURLSearchParams;
class ServiceWorkerContainer;
class DOMRequest;
struct FlyWebPublishOptions;
struct FlyWebFilter;
class CredentialsContainer;
} // namespace dom
} // namespace mozilla

//*****************************************************************************
// Navigator: Script "navigator" object
//*****************************************************************************

namespace mozilla {
namespace dom {

class Permissions;

namespace battery {
class BatteryManager;
} // namespace battery

class Promise;

class DesktopNotificationCenter;
class MozIdleObserver;
class Gamepad;
class GamepadServiceTest;
class NavigatorUserMediaSuccessCallback;
class NavigatorUserMediaErrorCallback;
class MozGetUserMediaDevicesSuccessCallback;

namespace network {
class Connection;
} // namespace network

class Presentation;
class LegacyMozTCPSocket;
class VRDisplay;
class VRServiceTest;
class StorageManager;

namespace time {
class TimeManager;
} // namespace time

class Navigator final : public nsIDOMNavigator
                      , public nsIMozNavigatorNetwork
                      , public nsWrapperCache
{
public:
  explicit Navigator(nsPIDOMWindowInner* aInnerWindow);

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_AMBIGUOUS(Navigator,
                                                         nsIDOMNavigator)
  NS_DECL_NSIDOMNAVIGATOR
  NS_DECL_NSIMOZNAVIGATORNETWORK

  static void Init();

  void Invalidate();
  nsPIDOMWindowInner *GetWindow() const
  {
    return mWindow;
  }

  void RefreshMIMEArray();

  size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;

  /**
   * For use during document.write where our inner window changes.
   */
  void SetWindow(nsPIDOMWindowInner *aInnerWindow);

  /**
   * Called when the inner window navigates to a new page.
   */
  void OnNavigation();

  // The XPCOM GetProduct is OK
  // The XPCOM GetLanguage is OK
  void GetAppName(nsAString& aAppName, CallerType aCallerType) const;
  void GetAppVersion(nsAString& aAppName, CallerType aCallerType,
                     ErrorResult& aRv) const;
  void GetPlatform(nsAString& aPlatform, CallerType aCallerType,
                   ErrorResult& aRv) const;
  void GetUserAgent(nsAString& aUserAgent, CallerType aCallerType,
                    ErrorResult& aRv) const;
  bool OnLine();
  void RegisterProtocolHandler(const nsAString& aScheme, const nsAString& aURL,
                               const nsAString& aTitle, ErrorResult& aRv);
  void RegisterContentHandler(const nsAString& aMIMEType, const nsAString& aURL,
                              const nsAString& aTitle, ErrorResult& aRv);
  nsMimeTypeArray* GetMimeTypes(ErrorResult& aRv);
  nsPluginArray* GetPlugins(ErrorResult& aRv);
  Permissions* GetPermissions(ErrorResult& aRv);
  // The XPCOM GetDoNotTrack is ok
  Geolocation* GetGeolocation(ErrorResult& aRv);
  Promise* GetBattery(ErrorResult& aRv);

  already_AddRefed<Promise> PublishServer(const nsAString& aName,
                                          const FlyWebPublishOptions& aOptions,
                                          ErrorResult& aRv);
  static void AppName(nsAString& aAppName, bool aUsePrefOverriddenValue);

  static nsresult GetPlatform(nsAString& aPlatform,
                              bool aUsePrefOverriddenValue);

  static nsresult GetAppVersion(nsAString& aAppVersion,
                                bool aUsePrefOverriddenValue);

  static nsresult GetUserAgent(nsPIDOMWindowInner* aWindow,
                               bool aIsCallerChrome,
                               nsAString& aUserAgent);

  // Clears the user agent cache by calling:
  // NavigatorBinding::ClearCachedUserAgentValue(this);
  void ClearUserAgentCache();

  bool Vibrate(uint32_t aDuration);
  bool Vibrate(const nsTArray<uint32_t>& aDuration);
  void SetVibrationPermission(bool aPermitted, bool aPersistent);
  uint32_t MaxTouchPoints();
  void GetAppCodeName(nsString& aAppCodeName, ErrorResult& aRv)
  {
    aRv = GetAppCodeName(aAppCodeName);
  }
  void GetOscpu(nsAString& aOscpu, CallerType aCallerType,
                ErrorResult& aRv) const;
  // The XPCOM GetVendor is OK
  // The XPCOM GetVendorSub is OK
  // The XPCOM GetProductSub is OK
  bool CookieEnabled();
  void GetBuildID(nsAString& aBuildID, CallerType aCallerType,
                  ErrorResult& aRv) const;
  bool JavaEnabled(CallerType aCallerType, ErrorResult& aRv);
  uint64_t HardwareConcurrency();
  bool CpuHasSSE2();
  bool TaintEnabled()
  {
    return false;
  }
  void AddIdleObserver(MozIdleObserver& aObserver, ErrorResult& aRv);
  void RemoveIdleObserver(MozIdleObserver& aObserver, ErrorResult& aRv);
  already_AddRefed<WakeLock> RequestWakeLock(const nsAString &aTopic,
                                             ErrorResult& aRv);

  DesktopNotificationCenter* GetMozNotification(ErrorResult& aRv);
  already_AddRefed<LegacyMozTCPSocket> MozTCPSocket();
  network::Connection* GetConnection(ErrorResult& aRv);
  MediaDevices* GetMediaDevices(ErrorResult& aRv);

  void GetGamepads(nsTArray<RefPtr<Gamepad> >& aGamepads, ErrorResult& aRv);
  GamepadServiceTest* RequestGamepadServiceTest();
  already_AddRefed<Promise> GetVRDisplays(ErrorResult& aRv);
  void GetActiveVRDisplays(nsTArray<RefPtr<VRDisplay>>& aDisplays) const;
  VRServiceTest* RequestVRServiceTest();
  bool IsWebVRContentDetected() const;
  bool IsWebVRContentPresenting() const;
  void RequestVRPresentation(VRDisplay& aDisplay);
#ifdef MOZ_TIME_MANAGER
  time::TimeManager* GetMozTime(ErrorResult& aRv);
#endif // MOZ_TIME_MANAGER

  Presentation* GetPresentation(ErrorResult& aRv);

  bool SendBeacon(const nsAString& aUrl,
                  const Nullable<fetch::BodyInit>& aData,
                  ErrorResult& aRv);

  void MozGetUserMedia(const MediaStreamConstraints& aConstraints,
                       NavigatorUserMediaSuccessCallback& aOnSuccess,
                       NavigatorUserMediaErrorCallback& aOnError,
                       CallerType aCallerType,
                       ErrorResult& aRv);
  void MozGetUserMediaDevices(const MediaStreamConstraints& aConstraints,
                              MozGetUserMediaDevicesSuccessCallback& aOnSuccess,
                              NavigatorUserMediaErrorCallback& aOnError,
                              uint64_t aInnerWindowID,
                              const nsAString& aCallID,
                              ErrorResult& aRv);

  already_AddRefed<ServiceWorkerContainer> ServiceWorker();

  mozilla::dom::CredentialsContainer* Credentials();

  void GetLanguages(nsTArray<nsString>& aLanguages);

  StorageManager* Storage();

  static void GetAcceptLanguages(nsTArray<nsString>& aLanguages);

  // WebIDL helper methods
  static bool HasWakeLockSupport(JSContext* /* unused*/, JSObject* /*unused */);
  static bool HasWifiManagerSupport(JSContext* /* unused */,
                                  JSObject* aGlobal);
  static bool HasUserMediaSupport(JSContext* /* unused */,
                                  JSObject* /* unused */);

  nsPIDOMWindowInner* GetParentObject() const
  {
    return GetWindow();
  }

  virtual JSObject* WrapObject(JSContext* cx, JS::Handle<JSObject*> aGivenProto) override;

  // GetWindowFromGlobal returns the inner window for this global, if
  // any, else null.
  static already_AddRefed<nsPIDOMWindowInner> GetWindowFromGlobal(JSObject* aGlobal);

  already_AddRefed<Promise>
  RequestMediaKeySystemAccess(const nsAString& aKeySystem,
                              const Sequence<MediaKeySystemConfiguration>& aConfig,
                              ErrorResult& aRv);
private:
  RefPtr<MediaKeySystemAccessManager> mMediaKeySystemAccessManager;

public:
  void NotifyVRDisplaysUpdated();
  void NotifyActiveVRDisplaysChanged();

private:
  virtual ~Navigator();

  bool CheckPermission(const char* type);
  static bool CheckPermission(nsPIDOMWindowInner* aWindow, const char* aType);

  // This enum helps SendBeaconInternal to apply different behaviors to body
  // types.
  enum BeaconType {
    eBeaconTypeBlob,
    eBeaconTypeArrayBuffer,
    eBeaconTypeOther
  };

  bool SendBeaconInternal(const nsAString& aUrl,
                          BodyExtractorBase* aBody,
                          BeaconType aType,
                          ErrorResult& aRv);

  RefPtr<nsMimeTypeArray> mMimeTypes;
  RefPtr<nsPluginArray> mPlugins;
  RefPtr<Permissions> mPermissions;
  RefPtr<Geolocation> mGeolocation;
  RefPtr<DesktopNotificationCenter> mNotification;
  RefPtr<battery::BatteryManager> mBatteryManager;
  RefPtr<Promise> mBatteryPromise;
  RefPtr<network::Connection> mConnection;
  RefPtr<CredentialsContainer> mCredentials;
  RefPtr<MediaDevices> mMediaDevices;
  RefPtr<time::TimeManager> mTimeManager;
  RefPtr<ServiceWorkerContainer> mServiceWorkerContainer;
  nsCOMPtr<nsPIDOMWindowInner> mWindow;
  RefPtr<Presentation> mPresentation;
  RefPtr<GamepadServiceTest> mGamepadServiceTest;
  nsTArray<RefPtr<Promise> > mVRGetDisplaysPromises;
  RefPtr<VRServiceTest> mVRServiceTest;
  nsTArray<uint32_t> mRequestedVibrationPattern;
  RefPtr<StorageManager> mStorageManager;
};

} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_Navigator_h