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fune/dom/clients/manager/ClientOpenWindowUtils.cpp

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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "ClientOpenWindowUtils.h"
#include "ClientInfo.h"
#include "ClientManager.h"
#include "ClientState.h"
#include "mozilla/ResultExtensions.h"
#include "nsContentUtils.h"
#include "nsDocShell.h"
#include "nsDocShellLoadState.h"
#include "nsFocusManager.h"
#include "nsIBrowserDOMWindow.h"
#include "nsIDocShell.h"
#include "nsIDOMChromeWindow.h"
#include "nsIURI.h"
#include "nsIBrowser.h"
#include "nsIWebProgress.h"
#include "nsIWebProgressListener.h"
#include "nsIWindowWatcher.h"
#include "nsIXPConnect.h"
#include "nsNetUtil.h"
#include "nsPIDOMWindow.h"
#include "nsPIWindowWatcher.h"
#include "nsPrintfCString.h"
#include "nsWindowWatcher.h"
#include "nsOpenWindowInfo.h"
#include "mozilla/dom/BrowserParent.h"
#include "mozilla/dom/BrowsingContext.h"
#include "mozilla/dom/CanonicalBrowsingContext.h"
#include "mozilla/dom/nsCSPContext.h"
#include "mozilla/dom/WindowGlobalParent.h"
#ifdef MOZ_WIDGET_ANDROID
# include "mozilla/java/GeckoResultWrappers.h"
# include "mozilla/java/GeckoRuntimeWrappers.h"
#endif
namespace mozilla::dom {
namespace {
class WebProgressListener final : public nsIWebProgressListener,
public nsSupportsWeakReference {
public:
NS_DECL_ISUPPORTS
WebProgressListener(BrowsingContext* aBrowsingContext, nsIURI* aBaseURI,
already_AddRefed<ClientOpPromise::Private> aPromise)
: mPromise(aPromise),
mBaseURI(aBaseURI),
mBrowserId(aBrowsingContext->GetBrowserId()) {
MOZ_ASSERT(mBrowserId != 0);
MOZ_ASSERT(aBaseURI);
MOZ_ASSERT(NS_IsMainThread());
}
NS_IMETHOD
OnStateChange(nsIWebProgress* aWebProgress, nsIRequest* aRequest,
uint32_t aStateFlags, nsresult aStatus) override {
if (!(aStateFlags & STATE_IS_WINDOW) ||
!(aStateFlags & (STATE_STOP | STATE_TRANSFERRING))) {
return NS_OK;
}
// Our browsing context may have been discarded before finishing the load,
// this is a navigation error.
RefPtr<CanonicalBrowsingContext> browsingContext =
CanonicalBrowsingContext::Cast(
BrowsingContext::GetCurrentTopByBrowserId(mBrowserId));
if (!browsingContext || browsingContext->IsDiscarded()) {
CopyableErrorResult rv;
rv.ThrowInvalidStateError("Unable to open window");
mPromise->Reject(rv, __func__);
mPromise = nullptr;
return NS_OK;
}
// Our caller keeps a strong reference, so it is safe to remove the listener
// from the BrowsingContext's nsIWebProgress.
nsCOMPtr<nsIWebProgress> webProgress = browsingContext->GetWebProgress();
webProgress->RemoveProgressListener(this);
RefPtr<dom::WindowGlobalParent> wgp =
browsingContext->GetCurrentWindowGlobal();
if (NS_WARN_IF(!wgp)) {
CopyableErrorResult rv;
rv.ThrowInvalidStateError("Unable to open window");
mPromise->Reject(rv, __func__);
mPromise = nullptr;
return NS_OK;
}
// Check same origin. If the origins do not match, resolve with null (per
// step 7.2.7.1 of the openWindow spec).
nsCOMPtr<nsIScriptSecurityManager> securityManager =
nsContentUtils::GetSecurityManager();
bool isPrivateWin =
wgp->DocumentPrincipal()->OriginAttributesRef().mPrivateBrowsingId > 0;
nsresult rv = securityManager->CheckSameOriginURI(
wgp->GetDocumentURI(), mBaseURI, false, isPrivateWin);
if (NS_FAILED(rv)) {
mPromise->Resolve(CopyableErrorResult(), __func__);
mPromise = nullptr;
return NS_OK;
}
Maybe<ClientInfo> info = wgp->GetClientInfo();
if (info.isNothing()) {
CopyableErrorResult rv;
rv.ThrowInvalidStateError("Unable to open window");
mPromise->Reject(rv, __func__);
mPromise = nullptr;
return NS_OK;
}
const nsID& id = info.ref().Id();
const mozilla::ipc::PrincipalInfo& principal = info.ref().PrincipalInfo();
ClientManager::GetInfoAndState(ClientGetInfoAndStateArgs(id, principal),
GetCurrentSerialEventTarget())
->ChainTo(mPromise.forget(), __func__);
return NS_OK;
}
NS_IMETHOD
OnProgressChange(nsIWebProgress* aWebProgress, nsIRequest* aRequest,
int32_t aCurSelfProgress, int32_t aMaxSelfProgress,
int32_t aCurTotalProgress,
int32_t aMaxTotalProgress) override {
MOZ_ASSERT(false, "Unexpected notification.");
return NS_OK;
}
NS_IMETHOD
OnLocationChange(nsIWebProgress* aWebProgress, nsIRequest* aRequest,
nsIURI* aLocation, uint32_t aFlags) override {
MOZ_ASSERT(false, "Unexpected notification.");
return NS_OK;
}
NS_IMETHOD
OnStatusChange(nsIWebProgress* aWebProgress, nsIRequest* aRequest,
nsresult aStatus, const char16_t* aMessage) override {
MOZ_ASSERT(false, "Unexpected notification.");
return NS_OK;
}
NS_IMETHOD
OnSecurityChange(nsIWebProgress* aWebProgress, nsIRequest* aRequest,
uint32_t aState) override {
MOZ_ASSERT(false, "Unexpected notification.");
return NS_OK;
}
NS_IMETHOD
OnContentBlockingEvent(nsIWebProgress* aWebProgress, nsIRequest* aRequest,
uint32_t aEvent) override {
MOZ_ASSERT(false, "Unexpected notification.");
return NS_OK;
}
private:
~WebProgressListener() {
if (mPromise) {
CopyableErrorResult rv;
rv.ThrowAbortError("openWindow aborted");
mPromise->Reject(rv, __func__);
mPromise = nullptr;
}
}
RefPtr<ClientOpPromise::Private> mPromise;
nsCOMPtr<nsIURI> mBaseURI;
uint64_t mBrowserId;
};
NS_IMPL_ISUPPORTS(WebProgressListener, nsIWebProgressListener,
nsISupportsWeakReference);
struct ClientOpenWindowArgsParsed {
nsCOMPtr<nsIURI> uri;
nsCOMPtr<nsIURI> baseURI;
nsCOMPtr<nsIPrincipal> principal;
nsCOMPtr<nsIContentSecurityPolicy> csp;
};
void OpenWindow(const ClientOpenWindowArgsParsed& aArgsValidated,
nsOpenWindowInfo* aOpenInfo, BrowsingContext** aBC,
ErrorResult& aRv) {
MOZ_DIAGNOSTIC_ASSERT(aBC);
// [[6.1 Open Window]]
// Find the most recent browser window and open a new tab in it.
nsCOMPtr<nsPIDOMWindowOuter> browserWindow =
nsContentUtils::GetMostRecentNonPBWindow();
if (!browserWindow) {
// It is possible to be running without a browser window on Mac OS, so
// we need to open a new chrome window.
// TODO(catalinb): open new chrome window. Bug 1218080
aRv.ThrowTypeError("Unable to open window");
return;
}
nsCOMPtr<nsIDOMChromeWindow> chromeWin = do_QueryInterface(browserWindow);
if (NS_WARN_IF(!chromeWin)) {
// XXXbz Can this actually happen? Seems unlikely.
aRv.ThrowTypeError("Unable to open window");
return;
}
nsCOMPtr<nsIBrowserDOMWindow> bwin;
chromeWin->GetBrowserDOMWindow(getter_AddRefs(bwin));
if (NS_WARN_IF(!bwin)) {
aRv.ThrowTypeError("Unable to open window");
return;
}
nsresult rv = bwin->CreateContentWindow(
nullptr, aOpenInfo, nsIBrowserDOMWindow::OPEN_DEFAULTWINDOW,
nsIBrowserDOMWindow::OPEN_NEW, aArgsValidated.principal,
aArgsValidated.csp, aBC);
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv.ThrowTypeError("Unable to open window");
return;
}
}
void WaitForLoad(const ClientOpenWindowArgsParsed& aArgsValidated,
BrowsingContext* aBrowsingContext,
ClientOpPromise::Private* aPromise) {
MOZ_DIAGNOSTIC_ASSERT(aBrowsingContext);
RefPtr<ClientOpPromise::Private> promise = aPromise;
// We can get a WebProgress off of
// the BrowsingContext for the <xul:browser> to listen for content
// events. Note that this WebProgress filters out events which don't have
// STATE_IS_NETWORK or STATE_IS_REDIRECTED_DOCUMENT set on them, and so this
// listener will only see some web progress events.
nsCOMPtr<nsIWebProgress> webProgress =
aBrowsingContext->Canonical()->GetWebProgress();
if (NS_WARN_IF(!webProgress)) {
CopyableErrorResult result;
result.ThrowInvalidStateError("Unable to watch window for navigation");
promise->Reject(result, __func__);
return;
}
// Add a progress listener before we start the load of the service worker URI
RefPtr<WebProgressListener> listener = new WebProgressListener(
aBrowsingContext, aArgsValidated.baseURI, do_AddRef(promise));
nsresult rv = webProgress->AddProgressListener(
listener, nsIWebProgress::NOTIFY_STATE_WINDOW);
if (NS_WARN_IF(NS_FAILED(rv))) {
CopyableErrorResult result;
// XXXbz Can we throw something better here?
result.Throw(rv);
promise->Reject(result, __func__);
return;
}
// Load the service worker URI
RefPtr<nsDocShellLoadState> loadState =
new nsDocShellLoadState(aArgsValidated.uri);
loadState->SetTriggeringPrincipal(aArgsValidated.principal);
loadState->SetFirstParty(true);
loadState->SetLoadFlags(
nsIWebNavigation::LOAD_FLAGS_DISALLOW_INHERIT_PRINCIPAL);
rv = aBrowsingContext->LoadURI(loadState, true);
if (NS_FAILED(rv)) {
CopyableErrorResult result;
result.ThrowInvalidStateError("Unable to start the load of the actual URI");
promise->Reject(result, __func__);
return;
}
// Hold the listener alive until the promise settles.
promise->Then(
GetMainThreadSerialEventTarget(), __func__,
[listener](const ClientOpResult& aResult) {},
[listener](const CopyableErrorResult& aResult) {});
}
#ifdef MOZ_WIDGET_ANDROID
void GeckoViewOpenWindow(const ClientOpenWindowArgsParsed& aArgsValidated,
ClientOpPromise::Private* aPromise) {
RefPtr<ClientOpPromise::Private> promise = aPromise;
// passes the request to open a new window to GeckoView. Allowing the
// application to decide how to hand the open window request.
nsAutoCString uri;
MOZ_ALWAYS_SUCCEEDS(aArgsValidated.uri->GetSpec(uri));
auto genericResult = java::GeckoRuntime::ServiceWorkerOpenWindow(uri);
auto typedResult = java::GeckoResult::LocalRef(std::move(genericResult));
// MozPromise containing the ID for the handling GeckoSession
auto promiseResult =
mozilla::MozPromise<nsString, nsString, false>::FromGeckoResult(
typedResult);
promiseResult->Then(
GetMainThreadSerialEventTarget(), __func__,
[aArgsValidated, promise](nsString sessionId) {
nsresult rv;
nsCOMPtr<nsIWindowWatcher> wwatch =
do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv);
if (NS_WARN_IF(NS_FAILED(rv))) {
promise->Reject(rv, __func__);
return rv;
}
// Retrieve the browsing context by using the GeckoSession ID. The
// window is named the same as the ID of the GeckoSession it is
// associated with.
RefPtr<BrowsingContext> browsingContext =
static_cast<nsWindowWatcher*>(wwatch.get())
->GetBrowsingContextByName(sessionId, false, nullptr);
if (NS_WARN_IF(!browsingContext)) {
promise->Reject(NS_ERROR_FAILURE, __func__);
return NS_ERROR_FAILURE;
}
WaitForLoad(aArgsValidated, browsingContext, promise);
return NS_OK;
},
[promise](nsString aResult) {
promise->Reject(NS_ERROR_FAILURE, __func__);
});
}
#endif // MOZ_WIDGET_ANDROID
} // anonymous namespace
RefPtr<ClientOpPromise> ClientOpenWindow(const ClientOpenWindowArgs& aArgs) {
MOZ_DIAGNOSTIC_ASSERT(XRE_IsParentProcess());
RefPtr<ClientOpPromise::Private> promise =
new ClientOpPromise::Private(__func__);
// [[1. Let url be the result of parsing url with entry settings object's API
// base URL.]]
nsCOMPtr<nsIURI> baseURI;
nsresult rv = NS_NewURI(getter_AddRefs(baseURI), aArgs.baseURL());
if (NS_WARN_IF(NS_FAILED(rv))) {
nsPrintfCString err("Invalid base URL \"%s\"", aArgs.baseURL().get());
CopyableErrorResult errResult;
errResult.ThrowTypeError(err);
promise->Reject(errResult, __func__);
return promise;
}
nsCOMPtr<nsIURI> uri;
rv = NS_NewURI(getter_AddRefs(uri), aArgs.url(), nullptr, baseURI);
if (NS_WARN_IF(NS_FAILED(rv))) {
nsPrintfCString err("Invalid URL \"%s\"", aArgs.url().get());
CopyableErrorResult errResult;
errResult.ThrowTypeError(err);
promise->Reject(errResult, __func__);
return promise;
}
auto principalOrErr = PrincipalInfoToPrincipal(aArgs.principalInfo());
if (NS_WARN_IF(principalOrErr.isErr())) {
CopyableErrorResult errResult;
errResult.ThrowTypeError("Failed to obtain principal");
promise->Reject(errResult, __func__);
return promise;
}
nsCOMPtr<nsIPrincipal> principal = principalOrErr.unwrap();
MOZ_DIAGNOSTIC_ASSERT(principal);
nsCOMPtr<nsIContentSecurityPolicy> csp;
if (aArgs.cspInfo().isSome()) {
csp = CSPInfoToCSP(aArgs.cspInfo().ref(), nullptr);
}
ClientOpenWindowArgsParsed argsValidated;
argsValidated.uri = uri;
argsValidated.baseURI = baseURI;
argsValidated.principal = principal;
argsValidated.csp = csp;
#ifdef MOZ_WIDGET_ANDROID
// If we are on Android we are GeckoView.
GeckoViewOpenWindow(argsValidated, promise);
return promise.forget();
#endif // MOZ_WIDGET_ANDROID
RefPtr<BrowsingContextCallbackReceivedPromise::Private>
browsingContextReadyPromise =
new BrowsingContextCallbackReceivedPromise::Private(__func__);
RefPtr<nsIBrowsingContextReadyCallback> callback =
new nsBrowsingContextReadyCallback(browsingContextReadyPromise);
RefPtr<nsOpenWindowInfo> openInfo = new nsOpenWindowInfo();
openInfo->mBrowsingContextReadyCallback = callback;
openInfo->mOriginAttributes = principal->OriginAttributesRef();
openInfo->mIsRemote = true;
RefPtr<BrowsingContext> bc;
ErrorResult errResult;
OpenWindow(argsValidated, openInfo, getter_AddRefs(bc), errResult);
if (NS_WARN_IF(errResult.Failed())) {
promise->Reject(errResult, __func__);
return promise;
}
browsingContextReadyPromise->Then(
GetCurrentSerialEventTarget(), __func__,
[argsValidated, promise](const RefPtr<BrowsingContext>& aBC) {
WaitForLoad(argsValidated, aBC, promise);
},
[promise]() {
// in case of failure, reject the original promise
CopyableErrorResult result;
result.ThrowTypeError("Unable to open window");
promise->Reject(result, __func__);
});
if (bc) {
browsingContextReadyPromise->Resolve(bc, __func__);
}
return promise;
}
} // namespace mozilla::dom
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