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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/workers/ServiceWorkerContainer.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/workers/ServiceWorkerContainer.cpp')
-rw-r--r--dom/workers/ServiceWorkerContainer.cpp341
1 files changed, 341 insertions, 0 deletions
diff --git a/dom/workers/ServiceWorkerContainer.cpp b/dom/workers/ServiceWorkerContainer.cpp
new file mode 100644
index 000000000..274d72d50
--- /dev/null
+++ b/dom/workers/ServiceWorkerContainer.cpp
@@ -0,0 +1,341 @@
+/* -*- 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/. */
+
+#include "ServiceWorkerContainer.h"
+
+#include "nsContentUtils.h"
+#include "nsIDocument.h"
+#include "nsIServiceWorkerManager.h"
+#include "nsIURL.h"
+#include "nsNetUtil.h"
+#include "nsPIDOMWindow.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/Services.h"
+
+#include "nsCycleCollectionParticipant.h"
+#include "nsServiceManagerUtils.h"
+
+#include "mozilla/dom/Navigator.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/ServiceWorkerContainerBinding.h"
+#include "mozilla/dom/workers/bindings/ServiceWorker.h"
+
+#include "ServiceWorker.h"
+
+namespace mozilla {
+namespace dom {
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(ServiceWorkerContainer)
+NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
+
+NS_IMPL_ADDREF_INHERITED(ServiceWorkerContainer, DOMEventTargetHelper)
+NS_IMPL_RELEASE_INHERITED(ServiceWorkerContainer, DOMEventTargetHelper)
+
+NS_IMPL_CYCLE_COLLECTION_INHERITED(ServiceWorkerContainer, DOMEventTargetHelper,
+ mControllerWorker, mReadyPromise)
+
+/* static */ bool
+ServiceWorkerContainer::IsEnabled(JSContext* aCx, JSObject* aGlobal)
+{
+ MOZ_ASSERT(NS_IsMainThread());
+
+ JS::Rooted<JSObject*> global(aCx, aGlobal);
+ nsCOMPtr<nsPIDOMWindowInner> window = Navigator::GetWindowFromGlobal(global);
+ if (!window) {
+ return false;
+ }
+
+ nsIDocument* doc = window->GetExtantDoc();
+ if (!doc || nsContentUtils::IsInPrivateBrowsing(doc)) {
+ return false;
+ }
+
+ return Preferences::GetBool("dom.serviceWorkers.enabled", false);
+}
+
+ServiceWorkerContainer::ServiceWorkerContainer(nsPIDOMWindowInner* aWindow)
+ : DOMEventTargetHelper(aWindow)
+{
+}
+
+ServiceWorkerContainer::~ServiceWorkerContainer()
+{
+ RemoveReadyPromise();
+}
+
+void
+ServiceWorkerContainer::DisconnectFromOwner()
+{
+ mControllerWorker = nullptr;
+ RemoveReadyPromise();
+ DOMEventTargetHelper::DisconnectFromOwner();
+}
+
+void
+ServiceWorkerContainer::ControllerChanged(ErrorResult& aRv)
+{
+ mControllerWorker = nullptr;
+ aRv = DispatchTrustedEvent(NS_LITERAL_STRING("controllerchange"));
+}
+
+void
+ServiceWorkerContainer::RemoveReadyPromise()
+{
+ if (nsCOMPtr<nsPIDOMWindowInner> window = GetOwner()) {
+ nsCOMPtr<nsIServiceWorkerManager> swm =
+ mozilla::services::GetServiceWorkerManager();
+ if (!swm) {
+ // If the browser is shutting down, we don't need to remove the promise.
+ return;
+ }
+
+ swm->RemoveReadyPromise(window);
+ }
+}
+
+JSObject*
+ServiceWorkerContainer::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
+{
+ return ServiceWorkerContainerBinding::Wrap(aCx, this, aGivenProto);
+}
+
+static nsresult
+CheckForSlashEscapedCharsInPath(nsIURI* aURI)
+{
+ MOZ_ASSERT(aURI);
+
+ // A URL that can't be downcast to a standard URL is an invalid URL and should
+ // be treated as such and fail with SecurityError.
+ nsCOMPtr<nsIURL> url(do_QueryInterface(aURI));
+ if (NS_WARN_IF(!url)) {
+ return NS_ERROR_DOM_SECURITY_ERR;
+ }
+
+ nsAutoCString path;
+ nsresult rv = url->GetFilePath(path);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ ToLowerCase(path);
+ if (path.Find("%2f") != kNotFound ||
+ path.Find("%5c") != kNotFound) {
+ return NS_ERROR_DOM_TYPE_ERR;
+ }
+
+ return NS_OK;
+}
+
+already_AddRefed<Promise>
+ServiceWorkerContainer::Register(const nsAString& aScriptURL,
+ const RegistrationOptions& aOptions,
+ ErrorResult& aRv)
+{
+ nsCOMPtr<nsISupports> promise;
+
+ nsCOMPtr<nsIServiceWorkerManager> swm = mozilla::services::GetServiceWorkerManager();
+ if (!swm) {
+ aRv.Throw(NS_ERROR_FAILURE);
+ return nullptr;
+ }
+
+ nsCOMPtr<nsIURI> baseURI;
+
+ nsIDocument* doc = GetEntryDocument();
+ if (doc) {
+ baseURI = doc->GetBaseURI();
+ } else {
+ // XXXnsm. One of our devtools browser test calls register() from a content
+ // script where there is no valid entry document. Use the window to resolve
+ // the uri in that case.
+ nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
+ nsCOMPtr<nsPIDOMWindowOuter> outerWindow;
+ if (window && (outerWindow = window->GetOuterWindow()) &&
+ outerWindow->GetServiceWorkersTestingEnabled()) {
+ baseURI = window->GetDocBaseURI();
+ }
+ }
+
+ nsresult rv;
+ nsCOMPtr<nsIURI> scriptURI;
+ rv = NS_NewURI(getter_AddRefs(scriptURI), aScriptURL, nullptr, baseURI);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ aRv.ThrowTypeError<MSG_INVALID_URL>(aScriptURL);
+ return nullptr;
+ }
+
+ aRv = CheckForSlashEscapedCharsInPath(scriptURI);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ // In ServiceWorkerContainer.register() the scope argument is parsed against
+ // different base URLs depending on whether it was passed or not.
+ nsCOMPtr<nsIURI> scopeURI;
+
+ // Step 4. If none passed, parse against script's URL
+ if (!aOptions.mScope.WasPassed()) {
+ NS_NAMED_LITERAL_STRING(defaultScope, "./");
+ rv = NS_NewURI(getter_AddRefs(scopeURI), defaultScope,
+ nullptr, scriptURI);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ nsAutoCString spec;
+ scriptURI->GetSpec(spec);
+ NS_ConvertUTF8toUTF16 wSpec(spec);
+ aRv.ThrowTypeError<MSG_INVALID_SCOPE>(defaultScope, wSpec);
+ return nullptr;
+ }
+ } else {
+ // Step 5. Parse against entry settings object's base URL.
+ rv = NS_NewURI(getter_AddRefs(scopeURI), aOptions.mScope.Value(),
+ nullptr, baseURI);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ nsIURI* uri = baseURI ? baseURI : scriptURI;
+ nsAutoCString spec;
+ uri->GetSpec(spec);
+ NS_ConvertUTF8toUTF16 wSpec(spec);
+ aRv.ThrowTypeError<MSG_INVALID_SCOPE>(aOptions.mScope.Value(), wSpec);
+ return nullptr;
+ }
+
+ aRv = CheckForSlashEscapedCharsInPath(scopeURI);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+ }
+
+ // The spec says that the "client" passed to Register() must be the global
+ // where the ServiceWorkerContainer was retrieved from.
+ aRv = swm->Register(GetOwner(), scopeURI, scriptURI, getter_AddRefs(promise));
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ RefPtr<Promise> ret = static_cast<Promise*>(promise.get());
+ MOZ_ASSERT(ret);
+ return ret.forget();
+}
+
+already_AddRefed<workers::ServiceWorker>
+ServiceWorkerContainer::GetController()
+{
+ if (!mControllerWorker) {
+ nsCOMPtr<nsIServiceWorkerManager> swm = mozilla::services::GetServiceWorkerManager();
+ if (!swm) {
+ return nullptr;
+ }
+
+ // TODO: What should we do here if the ServiceWorker script fails to load?
+ // In theory the DOM ServiceWorker object can exist without the worker
+ // thread running, but it seems our design does not expect that.
+ nsCOMPtr<nsISupports> serviceWorker;
+ nsresult rv = swm->GetDocumentController(GetOwner(),
+ getter_AddRefs(serviceWorker));
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return nullptr;
+ }
+
+ mControllerWorker =
+ static_cast<workers::ServiceWorker*>(serviceWorker.get());
+ }
+
+ RefPtr<workers::ServiceWorker> ref = mControllerWorker;
+ return ref.forget();
+}
+
+already_AddRefed<Promise>
+ServiceWorkerContainer::GetRegistrations(ErrorResult& aRv)
+{
+ nsresult rv;
+ nsCOMPtr<nsIServiceWorkerManager> swm = do_GetService(SERVICEWORKERMANAGER_CONTRACTID, &rv);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ aRv.Throw(rv);
+ return nullptr;
+ }
+
+ nsCOMPtr<nsISupports> promise;
+ aRv = swm->GetRegistrations(GetOwner(), getter_AddRefs(promise));
+ if (aRv.Failed()) {
+ return nullptr;
+ }
+
+ RefPtr<Promise> ret = static_cast<Promise*>(promise.get());
+ MOZ_ASSERT(ret);
+ return ret.forget();
+}
+
+already_AddRefed<Promise>
+ServiceWorkerContainer::GetRegistration(const nsAString& aDocumentURL,
+ ErrorResult& aRv)
+{
+ nsresult rv;
+ nsCOMPtr<nsIServiceWorkerManager> swm = do_GetService(SERVICEWORKERMANAGER_CONTRACTID, &rv);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ aRv.Throw(rv);
+ return nullptr;
+ }
+
+ nsCOMPtr<nsISupports> promise;
+ aRv = swm->GetRegistration(GetOwner(), aDocumentURL, getter_AddRefs(promise));
+ if (aRv.Failed()) {
+ return nullptr;
+ }
+
+ RefPtr<Promise> ret = static_cast<Promise*>(promise.get());
+ MOZ_ASSERT(ret);
+ return ret.forget();
+}
+
+Promise*
+ServiceWorkerContainer::GetReady(ErrorResult& aRv)
+{
+ if (mReadyPromise) {
+ return mReadyPromise;
+ }
+
+ nsCOMPtr<nsIServiceWorkerManager> swm = mozilla::services::GetServiceWorkerManager();
+ if (!swm) {
+ aRv.Throw(NS_ERROR_FAILURE);
+ return nullptr;
+ }
+
+ nsCOMPtr<nsISupports> promise;
+ aRv = swm->GetReadyPromise(GetOwner(), getter_AddRefs(promise));
+
+ mReadyPromise = static_cast<Promise*>(promise.get());
+ return mReadyPromise;
+}
+
+// Testing only.
+void
+ServiceWorkerContainer::GetScopeForUrl(const nsAString& aUrl,
+ nsString& aScope,
+ ErrorResult& aRv)
+{
+ nsCOMPtr<nsIServiceWorkerManager> swm = mozilla::services::GetServiceWorkerManager();
+ if (!swm) {
+ aRv.Throw(NS_ERROR_FAILURE);
+ return;
+ }
+
+ nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
+ if (NS_WARN_IF(!window)) {
+ aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
+ return;
+ }
+
+ nsCOMPtr<nsIDocument> doc = window->GetExtantDoc();
+ if (NS_WARN_IF(!doc)) {
+ aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
+ return;
+ }
+
+ aRv = swm->GetScopeForUrl(doc->NodePrincipal(),
+ aUrl, aScope);
+}
+
+} // namespace dom
+} // namespace mozilla