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/* -*- 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
#include "WorkerCSPEventListener.h"
#include "WorkerRef.h"
#include "WorkerRunnable.h"
#include "WorkerScope.h"
#include "mozilla/dom/SecurityPolicyViolationEvent.h"
#include "mozilla/dom/SecurityPolicyViolationEventBinding.h"
#include "mozilla/dom/WorkerRunnable.h"
using namespace mozilla::dom;
namespace {
class WorkerCSPEventRunnable final : public MainThreadWorkerRunnable {
public:
WorkerCSPEventRunnable(WorkerPrivate* aWorkerPrivate, const nsAString& aJSON)
: MainThreadWorkerRunnable(aWorkerPrivate, "WorkerCSPEventRunnable"),
mJSON(aJSON) {}
private:
bool WorkerRun(JSContext* aCx, WorkerPrivate* aWorkerPrivate) {
SecurityPolicyViolationEventInit violationEventInit;
if (NS_WARN_IF(!violationEventInit.Init(mJSON))) {
return true;
}
RefPtr<mozilla::dom::Event> event =
mozilla::dom::SecurityPolicyViolationEvent::Constructor(
aWorkerPrivate->GlobalScope(), u"securitypolicyviolation"_ns,
violationEventInit);
event->SetTrusted(true);
aWorkerPrivate->GlobalScope()->DispatchEvent(*event);
return true;
}
const nsString mJSON;
};
} // namespace
NS_IMPL_ISUPPORTS(WorkerCSPEventListener, nsICSPEventListener)
/* static */
already_AddRefed<WorkerCSPEventListener> WorkerCSPEventListener::Create(
WorkerPrivate* aWorkerPrivate) {
MOZ_ASSERT(aWorkerPrivate);
aWorkerPrivate->AssertIsOnWorkerThread();
RefPtr<WorkerCSPEventListener> listener = new WorkerCSPEventListener();
MutexAutoLock lock(listener->mMutex);
listener->mWorkerRef = WeakWorkerRef::Create(aWorkerPrivate, [listener]() {
MutexAutoLock lock(listener->mMutex);
listener->mWorkerRef = nullptr;
});
if (NS_WARN_IF(!listener->mWorkerRef)) {
return nullptr;
}
return listener.forget();
}
WorkerCSPEventListener::WorkerCSPEventListener()
: mMutex("WorkerCSPEventListener::mMutex") {}
NS_IMETHODIMP
WorkerCSPEventListener::OnCSPViolationEvent(const nsAString& aJSON) {
MutexAutoLock lock(mMutex);
if (!mWorkerRef) {
return NS_OK;
}
WorkerPrivate* workerPrivate = mWorkerRef->GetUnsafePrivate();
MOZ_ASSERT(workerPrivate);
if (NS_IsMainThread()) {
RefPtr<WorkerCSPEventRunnable> runnable =
new WorkerCSPEventRunnable(workerPrivate, aJSON);
runnable->Dispatch();
return NS_OK;
}
SecurityPolicyViolationEventInit violationEventInit;
if (NS_WARN_IF(!violationEventInit.Init(aJSON))) {
return NS_ERROR_UNEXPECTED;
}
RefPtr<mozilla::dom::Event> event =
mozilla::dom::SecurityPolicyViolationEvent::Constructor(
workerPrivate->GlobalScope(), u"securitypolicyviolation"_ns,
violationEventInit);
event->SetTrusted(true);
workerPrivate->GlobalScope()->DispatchEvent(*event);
return NS_OK;
}