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-rw-r--r--dom/fetch/FetchObserver.cpp66
-rw-r--r--dom/fetch/FetchObserver.h46
-rw-r--r--dom/fetch/moz.build2
3 files changed, 114 insertions, 0 deletions
diff --git a/dom/fetch/FetchObserver.cpp b/dom/fetch/FetchObserver.cpp
new file mode 100644
index 000000000..bc8c6fc2b
--- /dev/null
+++ b/dom/fetch/FetchObserver.cpp
@@ -0,0 +1,66 @@
+/* -*- 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 "FetchObserver.h"
+#include "WorkerPrivate.h"
+
+namespace mozilla {
+namespace dom {
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(FetchObserver)
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(FetchObserver,
+ DOMEventTargetHelper)
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(FetchObserver,
+ DOMEventTargetHelper)
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(FetchObserver)
+NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
+
+NS_IMPL_ADDREF_INHERITED(FetchObserver, DOMEventTargetHelper)
+NS_IMPL_RELEASE_INHERITED(FetchObserver, DOMEventTargetHelper)
+
+/* static */ bool
+FetchObserver::IsEnabled(JSContext* aCx, JSObject* aGlobal)
+{
+ if (NS_IsMainThread()) {
+ return Preferences::GetBool("dom.fetchObserver.enabled", false);
+ }
+
+ using namespace workers;
+
+ // Otherwise, check the pref via the WorkerPrivate
+ WorkerPrivate* workerPrivate = GetWorkerPrivateFromContext(aCx);
+ if (!workerPrivate) {
+ return false;
+ }
+
+ return workerPrivate->FetchObserverEnabled();
+}
+
+FetchObserver::FetchObserver(nsIGlobalObject* aGlobal,
+ FetchState aState)
+ : DOMEventTargetHelper(aGlobal)
+ , mState(aState)
+{}
+
+JSObject*
+FetchObserver::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
+{
+ return FetchObserverBinding::Wrap(aCx, this, aGivenProto);
+}
+
+FetchState
+FetchObserver::State() const
+{
+ return mState;
+}
+
+} // dom namespace
+} // mozilla namespace
diff --git a/dom/fetch/FetchObserver.h b/dom/fetch/FetchObserver.h
new file mode 100644
index 000000000..81f8e7b09
--- /dev/null
+++ b/dom/fetch/FetchObserver.h
@@ -0,0 +1,46 @@
+/* -*- 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_FetchObserver_h
+#define mozilla_dom_FetchObserver_h
+
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/FetchObserverBinding.h"
+
+namespace mozilla {
+namespace dom {
+
+class FetchObserver final : public DOMEventTargetHelper
+{
+public:
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(FetchObserver, DOMEventTargetHelper)
+
+ static bool
+ IsEnabled(JSContext* aCx, JSObject* aGlobal);
+
+ FetchObserver(nsIGlobalObject* aGlobal, FetchState aState);
+
+ JSObject*
+ WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+ FetchState
+ State() const;
+
+ IMPL_EVENT_HANDLER(statechange);
+ IMPL_EVENT_HANDLER(requestprogress);
+ IMPL_EVENT_HANDLER(responseprogress);
+
+private:
+ ~FetchObserver() = default;
+
+ FetchState mState;
+};
+
+} // dom namespace
+} // mozilla namespace
+
+#endif // mozilla_dom_FetchObserver_h
diff --git a/dom/fetch/moz.build b/dom/fetch/moz.build
index 757f857f2..82fd99173 100644
--- a/dom/fetch/moz.build
+++ b/dom/fetch/moz.build
@@ -10,6 +10,7 @@ EXPORTS.mozilla.dom += [
'FetchController.h',
'FetchDriver.h',
'FetchIPCTypes.h',
+ 'FetchObserver.h',
'FetchSignal.h',
'FetchUtil.h',
'Headers.h',
@@ -31,6 +32,7 @@ SOURCES += [
'ChannelInfo.cpp',
'FetchController.cpp',
'FetchDriver.cpp',
+ 'FetchObserver.cpp',
'FetchSignal.cpp',
'FetchUtil.cpp',
'Headers.cpp',