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.

Header

Mercurial (d1c688190228)

VCS Links

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
/* -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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/. */

#include "OfflineCacheUpdateParent.h"

#include "BackgroundUtils.h"
#include "mozilla/BasePrincipal.h"
#include "mozilla/dom/TabParent.h"
#include "mozilla/ipc/URIUtils.h"
#include "mozilla/Unused.h"
#include "nsContentUtils.h"
#include "nsOfflineCacheUpdate.h"
#include "nsIApplicationCache.h"
#include "nsIScriptSecurityManager.h"
#include "nsNetUtil.h"

using namespace mozilla::ipc;
using mozilla::BasePrincipal;
using mozilla::OriginAttributes;
using mozilla::dom::TabParent;

//
// To enable logging (see mozilla/Logging.h for full details):
//
//    set MOZ_LOG=nsOfflineCacheUpdate:5
//    set MOZ_LOG_FILE=offlineupdate.log
//
// this enables LogLevel::Debug level information and places all output in
// the file offlineupdate.log
//
extern mozilla::LazyLogModule gOfflineCacheUpdateLog;

#undef LOG
#define LOG(args) \
  MOZ_LOG(gOfflineCacheUpdateLog, mozilla::LogLevel::Debug, args)

#undef LOG_ENABLED
#define LOG_ENABLED() \
  MOZ_LOG_TEST(gOfflineCacheUpdateLog, mozilla::LogLevel::Debug)

namespace mozilla {
namespace docshell {

//-----------------------------------------------------------------------------
// OfflineCacheUpdateParent::nsISupports
//-----------------------------------------------------------------------------

NS_IMPL_ISUPPORTS(OfflineCacheUpdateParent, nsIOfflineCacheUpdateObserver,
                  nsILoadContext)

//-----------------------------------------------------------------------------
// OfflineCacheUpdateParent <public>
//-----------------------------------------------------------------------------

OfflineCacheUpdateParent::OfflineCacheUpdateParent() : mIPCClosed(false) {
  // Make sure the service has been initialized
  nsOfflineCacheUpdateService::EnsureService();

  LOG(("OfflineCacheUpdateParent::OfflineCacheUpdateParent [%p]", this));
}

OfflineCacheUpdateParent::~OfflineCacheUpdateParent() {
  LOG(("OfflineCacheUpdateParent::~OfflineCacheUpdateParent [%p]", this));
}

void OfflineCacheUpdateParent::ActorDestroy(ActorDestroyReason why) {
  mIPCClosed = true;
}

nsresult OfflineCacheUpdateParent::Schedule(
    const URIParams& aManifestURI, const URIParams& aDocumentURI,
    const PrincipalInfo& aLoadingPrincipalInfo, const bool& stickDocument) {
  LOG(("OfflineCacheUpdateParent::RecvSchedule [%p]", this));

  nsresult rv;

  RefPtr<nsOfflineCacheUpdate> update;
  nsCOMPtr<nsIURI> manifestURI = DeserializeURI(aManifestURI);
  if (!manifestURI) return NS_ERROR_FAILURE;

  mLoadingPrincipal = PrincipalInfoToPrincipal(aLoadingPrincipalInfo, &rv);
  NS_ENSURE_SUCCESS(rv, rv);

  nsOfflineCacheUpdateService* service =
      nsOfflineCacheUpdateService::EnsureService();
  if (!service) return NS_ERROR_FAILURE;

  bool offlinePermissionAllowed = false;

  rv = service->OfflineAppAllowed(mLoadingPrincipal, nullptr,
                                  &offlinePermissionAllowed);
  NS_ENSURE_SUCCESS(rv, rv);

  if (!offlinePermissionAllowed) return NS_ERROR_DOM_SECURITY_ERR;

  nsCOMPtr<nsIURI> documentURI = DeserializeURI(aDocumentURI);
  if (!documentURI) return NS_ERROR_FAILURE;

  if (!NS_SecurityCompareURIs(manifestURI, documentURI, false))
    return NS_ERROR_DOM_SECURITY_ERR;

  nsAutoCString originSuffix;
  rv = mLoadingPrincipal->GetOriginSuffix(originSuffix);
  NS_ENSURE_SUCCESS(rv, rv);

  service->FindUpdate(manifestURI, originSuffix, nullptr,
                      getter_AddRefs(update));
  if (!update) {
    update = new nsOfflineCacheUpdate();

    // Leave aDocument argument null. Only glues and children keep
    // document instances.
    rv = update->Init(manifestURI, documentURI, mLoadingPrincipal, nullptr,
                      nullptr);
    NS_ENSURE_SUCCESS(rv, rv);

    // Must add before Schedule() call otherwise we would miss
    // oncheck event notification.
    update->AddObserver(this, false);

    rv = update->Schedule();
    NS_ENSURE_SUCCESS(rv, rv);
  } else {
    update->AddObserver(this, false);
  }

  if (stickDocument) {
    nsCOMPtr<nsIURI> stickURI;
    documentURI->Clone(getter_AddRefs(stickURI));
    update->StickDocument(stickURI);
  }

  return NS_OK;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::UpdateStateChanged(nsIOfflineCacheUpdate* aUpdate,
                                             uint32_t state) {
  if (mIPCClosed) return NS_ERROR_UNEXPECTED;

  LOG(("OfflineCacheUpdateParent::StateEvent [%p]", this));

  uint64_t byteProgress;
  aUpdate->GetByteProgress(&byteProgress);
  Unused << SendNotifyStateEvent(state, byteProgress);

  if (state == nsIOfflineCacheUpdateObserver::STATE_FINISHED) {
    // Tell the child the particulars after the update has finished.
    // Sending the Finish event will release the child side of the protocol
    // and notify "offline-cache-update-completed" on the child process.
    bool isUpgrade;
    aUpdate->GetIsUpgrade(&isUpgrade);
    bool succeeded;
    aUpdate->GetSucceeded(&succeeded);

    Unused << SendFinish(succeeded, isUpgrade);
  }

  return NS_OK;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::ApplicationCacheAvailable(
    nsIApplicationCache* aApplicationCache) {
  if (mIPCClosed) return NS_ERROR_UNEXPECTED;

  NS_ENSURE_ARG(aApplicationCache);

  nsCString cacheClientId;
  aApplicationCache->GetClientID(cacheClientId);
  nsCString cacheGroupId;
  aApplicationCache->GetGroupID(cacheGroupId);

  Unused << SendAssociateDocuments(cacheGroupId, cacheClientId);
  return NS_OK;
}

//-----------------------------------------------------------------------------
// OfflineCacheUpdateParent::nsILoadContext
//-----------------------------------------------------------------------------

NS_IMETHODIMP
OfflineCacheUpdateParent::GetAssociatedWindow(
    mozIDOMWindowProxy** aAssociatedWindow) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetTopWindow(mozIDOMWindowProxy** aTopWindow) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetTopFrameElement(nsIDOMElement** aElement) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetNestedFrameId(uint64_t* aId) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetIsContent(bool* aIsContent) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetUsePrivateBrowsing(bool* aUsePrivateBrowsing) {
  return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
OfflineCacheUpdateParent::SetUsePrivateBrowsing(bool aUsePrivateBrowsing) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::SetPrivateBrowsing(bool aUsePrivateBrowsing) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetUseRemoteTabs(bool* aUseRemoteTabs) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::SetRemoteTabs(bool aUseRemoteTabs) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetIsInIsolatedMozBrowserElement(
    bool* aIsInIsolatedMozBrowserElement) {
  NS_ENSURE_TRUE(mLoadingPrincipal, NS_ERROR_UNEXPECTED);
  return mLoadingPrincipal->GetIsInIsolatedMozBrowserElement(
      aIsInIsolatedMozBrowserElement);
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetScriptableOriginAttributes(
    JS::MutableHandleValue aAttrs) {
  NS_ENSURE_TRUE(mLoadingPrincipal, NS_ERROR_UNEXPECTED);

  JSContext* cx = nsContentUtils::GetCurrentJSContext();
  MOZ_ASSERT(cx);

  nsresult rv = mLoadingPrincipal->GetOriginAttributes(cx, aAttrs);
  NS_ENSURE_SUCCESS(rv, rv);

  return NS_OK;
}

NS_IMETHODIMP_(void)
OfflineCacheUpdateParent::GetOriginAttributes(
    mozilla::OriginAttributes& aAttrs) {
  if (mLoadingPrincipal) {
    aAttrs = mLoadingPrincipal->OriginAttributesRef();
  }
}

NS_IMETHODIMP
OfflineCacheUpdateParent::GetUseTrackingProtection(
    bool* aUseTrackingProtection) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

NS_IMETHODIMP
OfflineCacheUpdateParent::SetUseTrackingProtection(
    bool aUseTrackingProtection) {
  return NS_ERROR_NOT_IMPLEMENTED;
}

}  // namespace docshell
}  // namespace mozilla