зеркало из https://github.com/mozilla/gecko-dev.git
157 строки
4.0 KiB
C++
157 строки
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ConsoleUtils.h"
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#include "ConsoleCommon.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/NullPrincipal.h"
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namespace mozilla {
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namespace dom {
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namespace {
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StaticRefPtr<ConsoleUtils> gConsoleUtilsService;
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}
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/* static */ ConsoleUtils* ConsoleUtils::GetOrCreate() {
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if (!gConsoleUtilsService) {
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MOZ_ASSERT(NS_IsMainThread());
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gConsoleUtilsService = new ConsoleUtils();
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ClearOnShutdown(&gConsoleUtilsService);
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}
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return gConsoleUtilsService;
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}
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ConsoleUtils::ConsoleUtils() = default;
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ConsoleUtils::~ConsoleUtils() = default;
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/* static */ void ConsoleUtils::ReportForServiceWorkerScope(
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const nsAString& aScope, const nsAString& aMessage,
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const nsAString& aFilename, uint32_t aLineNumber, uint32_t aColumnNumber,
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Level aLevel) {
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MOZ_ASSERT(NS_IsMainThread());
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RefPtr<ConsoleUtils> service = ConsoleUtils::GetOrCreate();
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if (NS_WARN_IF(!service)) {
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return;
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}
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service->ReportForServiceWorkerScopeInternal(
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aScope, aMessage, aFilename, aLineNumber, aColumnNumber, aLevel);
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}
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void ConsoleUtils::ReportForServiceWorkerScopeInternal(
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const nsAString& aScope, const nsAString& aMessage,
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const nsAString& aFilename, uint32_t aLineNumber, uint32_t aColumnNumber,
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Level aLevel) {
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MOZ_ASSERT(NS_IsMainThread());
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AutoJSAPI jsapi;
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jsapi.Init();
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JSContext* cx = jsapi.cx();
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ConsoleCommon::ClearException ce(cx);
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JS::Rooted<JSObject*> global(cx, GetOrCreateSandbox(cx));
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if (NS_WARN_IF(!global)) {
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return;
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}
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// The GetOrCreateSandbox call returns a proxy to the actual sandbox object.
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// We don't need a proxy here.
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global = js::UncheckedUnwrap(global);
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JSAutoRealm ar(cx, global);
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RootedDictionary<ConsoleEvent> event(cx);
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event.mID.Construct();
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event.mID.Value().SetAsString() = aScope;
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event.mInnerID.Construct();
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event.mInnerID.Value().SetAsString() = NS_LITERAL_STRING("ServiceWorker");
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switch (aLevel) {
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case eLog:
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event.mLevel = NS_LITERAL_STRING("log");
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break;
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case eWarning:
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event.mLevel = NS_LITERAL_STRING("warn");
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break;
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case eError:
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event.mLevel = NS_LITERAL_STRING("error");
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break;
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}
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event.mFilename = aFilename;
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event.mLineNumber = aLineNumber;
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event.mColumnNumber = aColumnNumber;
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event.mTimeStamp = JS_Now() / PR_USEC_PER_MSEC;
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JS::Rooted<JS::Value> messageValue(cx);
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if (!dom::ToJSValue(cx, aMessage, &messageValue)) {
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return;
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}
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event.mArguments.Construct();
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if (!event.mArguments.Value().AppendElement(messageValue, fallible)) {
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return;
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}
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nsCOMPtr<nsIConsoleAPIStorage> storage =
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do_GetService("@mozilla.org/consoleAPI-storage;1");
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if (NS_WARN_IF(!storage)) {
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return;
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}
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JS::Rooted<JS::Value> eventValue(cx);
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if (!ToJSValue(cx, event, &eventValue)) {
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return;
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}
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// This is a legacy property.
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JS::Rooted<JSObject*> eventObj(cx, &eventValue.toObject());
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if (NS_WARN_IF(!JS_DefineProperty(cx, eventObj, "wrappedJSObject", eventObj,
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JSPROP_ENUMERATE))) {
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return;
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}
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storage->RecordEvent(NS_LITERAL_STRING("ServiceWorker"), aScope, eventValue);
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}
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JSObject* ConsoleUtils::GetOrCreateSandbox(JSContext* aCx) {
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AssertIsOnMainThread();
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if (!mSandbox) {
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nsIXPConnect* xpc = nsContentUtils::XPConnect();
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MOZ_ASSERT(xpc, "This should never be null!");
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RefPtr<NullPrincipal> nullPrincipal =
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NullPrincipal::CreateWithoutOriginAttributes();
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JS::Rooted<JSObject*> sandbox(aCx);
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nsresult rv = xpc->CreateSandbox(aCx, nullPrincipal, sandbox.address());
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return nullptr;
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}
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mSandbox = new JSObjectHolder(aCx, sandbox);
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}
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return mSandbox->GetJSObject();
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}
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} // namespace dom
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} // namespace mozilla
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