зеркало из https://github.com/mozilla/gecko-dev.git
234 строки
5.5 KiB
C++
234 строки
5.5 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 "mozilla/Assertions.h"
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#include "mozilla/BasePrincipal.h"
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#include "mozilla/LoadContext.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/dom/ScriptSettings.h" // for AutoJSAPI
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#include "nsContentUtils.h"
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#include "xpcpublic.h"
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namespace mozilla {
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NS_IMPL_ISUPPORTS(LoadContext, nsILoadContext, nsIInterfaceRequestor)
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LoadContext::LoadContext(nsIPrincipal* aPrincipal,
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nsILoadContext* aOptionalBase)
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: mTopFrameElement(nullptr)
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, mNestedFrameId(0)
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, mIsContent(true)
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, mUseRemoteTabs(false)
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, mUseTrackingProtection(false)
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#ifdef DEBUG
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, mIsNotNull(true)
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#endif
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{
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mOriginAttributes = aPrincipal->OriginAttributesRef();
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if (!aOptionalBase) {
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return;
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}
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MOZ_ALWAYS_SUCCEEDS(aOptionalBase->GetIsContent(&mIsContent));
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MOZ_ALWAYS_SUCCEEDS(aOptionalBase->GetUseRemoteTabs(&mUseRemoteTabs));
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MOZ_ALWAYS_SUCCEEDS(aOptionalBase->GetUseTrackingProtection(&mUseTrackingProtection));
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}
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//-----------------------------------------------------------------------------
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// LoadContext::nsILoadContext
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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LoadContext::GetAssociatedWindow(mozIDOMWindowProxy**)
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{
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MOZ_ASSERT(mIsNotNull);
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// can't support this in the parent process
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return NS_ERROR_UNEXPECTED;
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}
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NS_IMETHODIMP
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LoadContext::GetTopWindow(mozIDOMWindowProxy**)
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{
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MOZ_ASSERT(mIsNotNull);
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// can't support this in the parent process
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return NS_ERROR_UNEXPECTED;
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}
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NS_IMETHODIMP
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LoadContext::GetTopFrameElement(nsIDOMElement** aElement)
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{
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nsCOMPtr<nsIDOMElement> element = do_QueryReferent(mTopFrameElement);
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element.forget(aElement);
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::GetNestedFrameId(uint64_t* aId)
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{
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NS_ENSURE_ARG(aId);
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*aId = mNestedFrameId;
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::GetIsContent(bool* aIsContent)
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{
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MOZ_ASSERT(mIsNotNull);
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NS_ENSURE_ARG_POINTER(aIsContent);
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*aIsContent = mIsContent;
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::GetUsePrivateBrowsing(bool* aUsePrivateBrowsing)
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{
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MOZ_ASSERT(mIsNotNull);
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NS_ENSURE_ARG_POINTER(aUsePrivateBrowsing);
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*aUsePrivateBrowsing = mOriginAttributes.mPrivateBrowsingId > 0;
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::SetUsePrivateBrowsing(bool aUsePrivateBrowsing)
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{
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MOZ_ASSERT(mIsNotNull);
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// We shouldn't need this on parent...
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return NS_ERROR_UNEXPECTED;
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}
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NS_IMETHODIMP
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LoadContext::SetPrivateBrowsing(bool aUsePrivateBrowsing)
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{
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MOZ_ASSERT(mIsNotNull);
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// We shouldn't need this on parent...
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return NS_ERROR_UNEXPECTED;
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}
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NS_IMETHODIMP
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LoadContext::GetUseRemoteTabs(bool* aUseRemoteTabs)
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{
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MOZ_ASSERT(mIsNotNull);
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NS_ENSURE_ARG_POINTER(aUseRemoteTabs);
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*aUseRemoteTabs = mUseRemoteTabs;
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::SetRemoteTabs(bool aUseRemoteTabs)
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{
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MOZ_ASSERT(mIsNotNull);
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// We shouldn't need this on parent...
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return NS_ERROR_UNEXPECTED;
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}
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NS_IMETHODIMP
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LoadContext::GetIsInIsolatedMozBrowserElement(bool* aIsInIsolatedMozBrowserElement)
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{
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MOZ_ASSERT(mIsNotNull);
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NS_ENSURE_ARG_POINTER(aIsInIsolatedMozBrowserElement);
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*aIsInIsolatedMozBrowserElement = mOriginAttributes.mInIsolatedMozBrowser;
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::GetScriptableOriginAttributes(JS::MutableHandleValue aAttrs)
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{
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JSContext* cx = nsContentUtils::GetCurrentJSContext();
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MOZ_ASSERT(cx);
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bool ok = ToJSValue(cx, mOriginAttributes, aAttrs);
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NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
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return NS_OK;
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}
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NS_IMETHODIMP_(void)
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LoadContext::GetOriginAttributes(mozilla::OriginAttributes& aAttrs)
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{
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aAttrs = mOriginAttributes;
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}
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NS_IMETHODIMP
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LoadContext::GetUseTrackingProtection(bool* aUseTrackingProtection)
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{
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MOZ_ASSERT(mIsNotNull);
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NS_ENSURE_ARG_POINTER(aUseTrackingProtection);
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*aUseTrackingProtection = mUseTrackingProtection;
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return NS_OK;
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}
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NS_IMETHODIMP
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LoadContext::SetUseTrackingProtection(bool aUseTrackingProtection)
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{
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MOZ_ASSERT_UNREACHABLE("Should only be set through nsDocShell");
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return NS_ERROR_UNEXPECTED;
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}
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//-----------------------------------------------------------------------------
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// LoadContext::nsIInterfaceRequestor
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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LoadContext::GetInterface(const nsIID& aIID, void** aResult)
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{
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NS_ENSURE_ARG_POINTER(aResult);
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*aResult = nullptr;
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if (aIID.Equals(NS_GET_IID(nsILoadContext))) {
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*aResult = static_cast<nsILoadContext*>(this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return NS_NOINTERFACE;
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}
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static nsresult
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CreateTestInstance(bool aPrivate, nsISupports *aOuter, REFNSIID aIID, void **aResult)
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{
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// Shamelessly modified from NS_GENERIC_FACTORY_CONSTRUCTOR
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*aResult = nullptr;
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if (aOuter) {
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return NS_ERROR_NO_AGGREGATION;
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}
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OriginAttributes oa;
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oa.mPrivateBrowsingId = aPrivate ? 1 : 0;
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RefPtr<LoadContext> lc = new LoadContext(oa);
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return lc->QueryInterface(aIID, aResult);
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}
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nsresult
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CreateTestLoadContext(nsISupports *aOuter, REFNSIID aIID, void **aResult)
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{
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return CreateTestInstance(false, aOuter, aIID, aResult);
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}
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nsresult
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CreatePrivateTestLoadContext(nsISupports *aOuter, REFNSIID aIID, void **aResult)
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{
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return CreateTestInstance(true, aOuter, aIID, aResult);
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}
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} // namespace mozilla
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