зеркало из https://github.com/mozilla/gecko-dev.git
1382 строки
47 KiB
C++
1382 строки
47 KiB
C++
/* 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 "js/Array.h" // JS::GetArrayLength, JS::IsArrayObject
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#include "js/JSON.h"
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#include "jsapi.h"
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#include "mozilla/PresShell.h"
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#include "mozilla/dom/Document.h"
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#include "mozilla/dom/DocumentInlines.h"
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#include "mozilla/dom/HTMLInputElement.h"
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#include "mozilla/dom/HTMLSelectElement.h"
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#include "mozilla/dom/HTMLTextAreaElement.h"
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#include "mozilla/dom/SessionStoreUtils.h"
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#include "mozilla/dom/txIXPathContext.h"
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#include "mozilla/dom/WindowProxyHolder.h"
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#include "mozilla/dom/XPathResult.h"
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#include "mozilla/dom/XPathEvaluator.h"
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#include "mozilla/dom/XPathExpression.h"
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#include "mozilla/UniquePtr.h"
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#include "nsCharSeparatedTokenizer.h"
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#include "nsContentList.h"
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#include "nsContentUtils.h"
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#include "nsFocusManager.h"
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#include "nsGlobalWindowOuter.h"
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#include "nsIDocShell.h"
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#include "nsIFormControl.h"
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#include "nsIScrollableFrame.h"
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#include "nsPresContext.h"
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#include "nsPrintfCString.h"
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using namespace mozilla;
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using namespace mozilla::dom;
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namespace {
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class DynamicFrameEventFilter final : public nsIDOMEventListener {
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS(DynamicFrameEventFilter)
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explicit DynamicFrameEventFilter(EventListener* aListener)
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: mListener(aListener) {}
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NS_IMETHODIMP HandleEvent(Event* aEvent) override {
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if (mListener && TargetInNonDynamicDocShell(aEvent)) {
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mListener->HandleEvent(*aEvent);
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}
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return NS_OK;
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}
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private:
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~DynamicFrameEventFilter() = default;
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bool TargetInNonDynamicDocShell(Event* aEvent) {
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EventTarget* target = aEvent->GetTarget();
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if (!target) {
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return false;
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}
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nsPIDOMWindowOuter* outer = target->GetOwnerGlobalForBindingsInternal();
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if (!outer) {
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return false;
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}
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nsIDocShell* docShell = outer->GetDocShell();
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if (!docShell) {
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return false;
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}
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bool isDynamic = false;
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nsresult rv = docShell->GetCreatedDynamically(&isDynamic);
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return NS_SUCCEEDED(rv) && !isDynamic;
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}
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RefPtr<EventListener> mListener;
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};
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NS_IMPL_CYCLE_COLLECTION(DynamicFrameEventFilter, mListener)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DynamicFrameEventFilter)
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_ENTRY(nsIDOMEventListener)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(DynamicFrameEventFilter)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(DynamicFrameEventFilter)
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} // anonymous namespace
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/* static */
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void SessionStoreUtils::ForEachNonDynamicChildFrame(
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const GlobalObject& aGlobal, WindowProxyHolder& aWindow,
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SessionStoreUtilsFrameCallback& aCallback, ErrorResult& aRv) {
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if (!aWindow.get()) {
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aRv.Throw(NS_ERROR_INVALID_ARG);
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return;
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}
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nsCOMPtr<nsIDocShell> docShell = aWindow.get()->GetDocShell();
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if (!docShell) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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int32_t length;
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aRv = docShell->GetInProcessChildCount(&length);
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if (aRv.Failed()) {
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return;
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}
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for (int32_t i = 0; i < length; ++i) {
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nsCOMPtr<nsIDocShellTreeItem> item;
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docShell->GetInProcessChildAt(i, getter_AddRefs(item));
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if (!item) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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nsCOMPtr<nsIDocShell> childDocShell(do_QueryInterface(item));
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if (!childDocShell) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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bool isDynamic = false;
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nsresult rv = childDocShell->GetCreatedDynamically(&isDynamic);
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if (NS_SUCCEEDED(rv) && isDynamic) {
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continue;
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}
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int32_t childOffset = childDocShell->GetChildOffset();
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aCallback.Call(WindowProxyHolder(item->GetWindow()->GetBrowsingContext()),
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childOffset);
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}
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}
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/* static */
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already_AddRefed<nsISupports>
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SessionStoreUtils::AddDynamicFrameFilteredListener(
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const GlobalObject& aGlobal, EventTarget& aTarget, const nsAString& aType,
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JS::Handle<JS::Value> aListener, bool aUseCapture, bool aMozSystemGroup,
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ErrorResult& aRv) {
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if (NS_WARN_IF(!aListener.isObject())) {
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aRv.Throw(NS_ERROR_INVALID_ARG);
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return nullptr;
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}
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JSContext* cx = aGlobal.Context();
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JS::Rooted<JSObject*> obj(cx, &aListener.toObject());
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JS::Rooted<JSObject*> global(cx, JS::CurrentGlobalOrNull(cx));
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RefPtr<EventListener> listener =
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new EventListener(cx, obj, global, GetIncumbentGlobal());
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nsCOMPtr<nsIDOMEventListener> filter(new DynamicFrameEventFilter(listener));
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if (aMozSystemGroup) {
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aRv = aTarget.AddSystemEventListener(aType, filter, aUseCapture);
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} else {
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aRv = aTarget.AddEventListener(aType, filter, aUseCapture);
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}
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if (aRv.Failed()) {
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return nullptr;
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}
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return filter.forget();
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}
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/* static */
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void SessionStoreUtils::RemoveDynamicFrameFilteredListener(
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const GlobalObject& global, EventTarget& aTarget, const nsAString& aType,
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nsISupports* aListener, bool aUseCapture, bool aMozSystemGroup,
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ErrorResult& aRv) {
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nsCOMPtr<nsIDOMEventListener> listener = do_QueryInterface(aListener);
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if (!listener) {
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aRv.Throw(NS_ERROR_NO_INTERFACE);
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return;
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}
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if (aMozSystemGroup) {
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aTarget.RemoveSystemEventListener(aType, listener, aUseCapture);
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} else {
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aTarget.RemoveEventListener(aType, listener, aUseCapture);
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}
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}
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/* static */
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void SessionStoreUtils::CollectDocShellCapabilities(const GlobalObject& aGlobal,
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nsIDocShell* aDocShell,
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nsCString& aRetVal) {
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bool allow;
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#define TRY_ALLOWPROP(y) \
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PR_BEGIN_MACRO \
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aDocShell->GetAllow##y(&allow); \
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if (!allow) { \
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if (!aRetVal.IsEmpty()) { \
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aRetVal.Append(','); \
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} \
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aRetVal.Append(#y); \
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} \
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PR_END_MACRO
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TRY_ALLOWPROP(Plugins);
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// Bug 1328013 : Don't collect "AllowJavascript" property
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// TRY_ALLOWPROP(Javascript);
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TRY_ALLOWPROP(MetaRedirects);
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TRY_ALLOWPROP(Subframes);
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TRY_ALLOWPROP(Images);
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TRY_ALLOWPROP(Media);
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TRY_ALLOWPROP(DNSPrefetch);
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TRY_ALLOWPROP(WindowControl);
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TRY_ALLOWPROP(Auth);
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TRY_ALLOWPROP(ContentRetargeting);
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TRY_ALLOWPROP(ContentRetargetingOnChildren);
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#undef TRY_ALLOWPROP
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}
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/* static */
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void SessionStoreUtils::RestoreDocShellCapabilities(
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const GlobalObject& aGlobal, nsIDocShell* aDocShell,
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const nsCString& aDisallowCapabilities) {
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aDocShell->SetAllowPlugins(true);
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aDocShell->SetAllowJavascript(true);
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aDocShell->SetAllowMetaRedirects(true);
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aDocShell->SetAllowSubframes(true);
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aDocShell->SetAllowImages(true);
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aDocShell->SetAllowMedia(true);
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aDocShell->SetAllowDNSPrefetch(true);
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aDocShell->SetAllowWindowControl(true);
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aDocShell->SetAllowContentRetargeting(true);
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aDocShell->SetAllowContentRetargetingOnChildren(true);
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nsCCharSeparatedTokenizer tokenizer(aDisallowCapabilities, ',');
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while (tokenizer.hasMoreTokens()) {
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const nsACString& token = tokenizer.nextToken();
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if (token.EqualsLiteral("Plugins")) {
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aDocShell->SetAllowPlugins(false);
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} else if (token.EqualsLiteral("Javascript")) {
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aDocShell->SetAllowJavascript(false);
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} else if (token.EqualsLiteral("MetaRedirects")) {
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aDocShell->SetAllowMetaRedirects(false);
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} else if (token.EqualsLiteral("Subframes")) {
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aDocShell->SetAllowSubframes(false);
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} else if (token.EqualsLiteral("Images")) {
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aDocShell->SetAllowImages(false);
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} else if (token.EqualsLiteral("Media")) {
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aDocShell->SetAllowMedia(false);
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} else if (token.EqualsLiteral("DNSPrefetch")) {
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aDocShell->SetAllowDNSPrefetch(false);
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} else if (token.EqualsLiteral("WindowControl")) {
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aDocShell->SetAllowWindowControl(false);
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} else if (token.EqualsLiteral("ContentRetargeting")) {
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bool allow;
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aDocShell->GetAllowContentRetargetingOnChildren(&allow);
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aDocShell->SetAllowContentRetargeting(
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false); // will also set AllowContentRetargetingOnChildren
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aDocShell->SetAllowContentRetargetingOnChildren(
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allow); // restore the allowProp to original
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} else if (token.EqualsLiteral("ContentRetargetingOnChildren")) {
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aDocShell->SetAllowContentRetargetingOnChildren(false);
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}
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}
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}
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static void CollectCurrentScrollPosition(JSContext* aCx, Document& aDocument,
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Nullable<CollectedData>& aRetVal) {
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PresShell* presShell = aDocument.GetPresShell();
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if (!presShell) {
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return;
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}
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nsPoint scrollPos = presShell->GetVisualViewportOffset();
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int scrollX = nsPresContext::AppUnitsToIntCSSPixels(scrollPos.x);
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int scrollY = nsPresContext::AppUnitsToIntCSSPixels(scrollPos.y);
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if ((scrollX != 0) || (scrollY != 0)) {
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aRetVal.SetValue().mScroll.Construct() =
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nsPrintfCString("%d,%d", scrollX, scrollY);
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}
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}
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/* static */
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void SessionStoreUtils::RestoreScrollPosition(const GlobalObject& aGlobal,
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nsGlobalWindowInner& aWindow,
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const CollectedData& aData) {
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if (!aData.mScroll.WasPassed()) {
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return;
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}
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nsCCharSeparatedTokenizer tokenizer(aData.mScroll.Value(), ',');
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nsAutoCString token(tokenizer.nextToken());
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int pos_X = atoi(token.get());
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token = tokenizer.nextToken();
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int pos_Y = atoi(token.get());
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aWindow.ScrollTo(pos_X, pos_Y);
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if (nsCOMPtr<Document> doc = aWindow.GetExtantDoc()) {
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if (nsPresContext* presContext = doc->GetPresContext()) {
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if (presContext->IsRootContentDocument()) {
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// Use eMainThread so this takes precedence over session history
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// (ScrollFrameHelper::ScrollToRestoredPosition()).
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presContext->PresShell()->ScrollToVisual(
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CSSPoint::ToAppUnits(CSSPoint(pos_X, pos_Y)),
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layers::FrameMetrics::eMainThread, ScrollMode::Instant);
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}
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}
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}
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}
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// Implements the Luhn checksum algorithm as described at
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// http://wikipedia.org/wiki/Luhn_algorithm
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// Number digit lengths vary with network, but should fall within 12-19 range.
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// [2] More details at https://en.wikipedia.org/wiki/Payment_card_number
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static bool IsValidCCNumber(nsAString& aValue) {
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uint32_t total = 0;
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uint32_t numLength = 0;
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uint32_t strLen = aValue.Length();
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for (uint32_t i = 0; i < strLen; ++i) {
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uint32_t idx = strLen - i - 1;
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// ignore whitespace and dashes)
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char16_t chr = aValue[idx];
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if (IsSpaceCharacter(chr) || chr == '-') {
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continue;
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}
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// If our number is too long, note that fact
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++numLength;
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if (numLength > 19) {
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return false;
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}
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// Try to parse the character as a base-10 integer.
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nsresult rv = NS_OK;
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uint32_t val = Substring(aValue, idx, 1).ToInteger(&rv, 10);
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if (NS_FAILED(rv)) {
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return false;
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}
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if (i % 2 == 1) {
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val *= 2;
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if (val > 9) {
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val -= 9;
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}
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}
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total += val;
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}
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return numLength >= 12 && total % 10 == 0;
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}
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// Limit the number of XPath expressions for performance reasons. See bug
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// 477564.
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static const uint16_t kMaxTraversedXPaths = 100;
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// A helper function to append a element into mId or mXpath of CollectedData
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static Record<nsString, OwningStringOrBooleanOrObject>::EntryType*
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AppendEntryToCollectedData(nsINode* aNode, const nsAString& aId,
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uint16_t& aGeneratedCount,
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Nullable<CollectedData>& aRetVal) {
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Record<nsString, OwningStringOrBooleanOrObject>::EntryType* entry;
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if (!aId.IsEmpty()) {
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if (!aRetVal.SetValue().mId.WasPassed()) {
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aRetVal.SetValue().mId.Construct();
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}
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auto& recordEntries = aRetVal.SetValue().mId.Value().Entries();
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entry = recordEntries.AppendElement();
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entry->mKey = aId;
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} else {
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if (!aRetVal.SetValue().mXpath.WasPassed()) {
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aRetVal.SetValue().mXpath.Construct();
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}
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auto& recordEntries = aRetVal.SetValue().mXpath.Value().Entries();
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entry = recordEntries.AppendElement();
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nsAutoString xpath;
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aNode->GenerateXPath(xpath);
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aGeneratedCount++;
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entry->mKey = xpath;
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}
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return entry;
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}
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// A helper function to append a element into aXPathVals or aIdVals
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static void AppendEntryToCollectedData(
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nsINode* aNode, const nsAString& aId, CollectedInputDataValue& aEntry,
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uint16_t& aNumXPath, uint16_t& aNumId,
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nsTArray<CollectedInputDataValue>& aXPathVals,
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nsTArray<CollectedInputDataValue>& aIdVals) {
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if (!aId.IsEmpty()) {
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aEntry.id = aId;
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aIdVals.AppendElement(aEntry);
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aNumId++;
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} else {
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nsAutoString xpath;
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aNode->GenerateXPath(xpath);
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aEntry.id = xpath;
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aXPathVals.AppendElement(aEntry);
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aNumXPath++;
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}
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}
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/* for bool value */
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static void AppendValueToCollectedData(nsINode* aNode, const nsAString& aId,
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const bool& aValue,
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uint16_t& aGeneratedCount,
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JSContext* aCx,
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Nullable<CollectedData>& aRetVal) {
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Record<nsString, OwningStringOrBooleanOrObject>::EntryType* entry =
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AppendEntryToCollectedData(aNode, aId, aGeneratedCount, aRetVal);
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entry->mValue.SetAsBoolean() = aValue;
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}
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/* for bool value */
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static void AppendValueToCollectedData(
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nsINode* aNode, const nsAString& aId, const bool& aValue,
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uint16_t& aNumXPath, uint16_t& aNumId,
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nsTArray<CollectedInputDataValue>& aXPathVals,
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nsTArray<CollectedInputDataValue>& aIdVals) {
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CollectedInputDataValue entry;
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entry.type = NS_LITERAL_STRING("bool");
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entry.value = AsVariant(aValue);
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AppendEntryToCollectedData(aNode, aId, entry, aNumXPath, aNumId, aXPathVals,
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aIdVals);
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}
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/* for nsString value */
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static void AppendValueToCollectedData(nsINode* aNode, const nsAString& aId,
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const nsString& aValue,
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uint16_t& aGeneratedCount,
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Nullable<CollectedData>& aRetVal) {
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Record<nsString, OwningStringOrBooleanOrObject>::EntryType* entry =
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AppendEntryToCollectedData(aNode, aId, aGeneratedCount, aRetVal);
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entry->mValue.SetAsString() = aValue;
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}
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/* for nsString value */
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static void AppendValueToCollectedData(
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nsINode* aNode, const nsAString& aId, const nsString& aValue,
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uint16_t& aNumXPath, uint16_t& aNumId,
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nsTArray<CollectedInputDataValue>& aXPathVals,
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nsTArray<CollectedInputDataValue>& aIdVals) {
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CollectedInputDataValue entry;
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entry.type = NS_LITERAL_STRING("string");
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entry.value = AsVariant(aValue);
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AppendEntryToCollectedData(aNode, aId, entry, aNumXPath, aNumId, aXPathVals,
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aIdVals);
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}
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/* for single select value */
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static void AppendValueToCollectedData(
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nsINode* aNode, const nsAString& aId,
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const CollectedNonMultipleSelectValue& aValue, uint16_t& aGeneratedCount,
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JSContext* aCx, Nullable<CollectedData>& aRetVal) {
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JS::Rooted<JS::Value> jsval(aCx);
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if (!ToJSValue(aCx, aValue, &jsval)) {
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JS_ClearPendingException(aCx);
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return;
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}
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Record<nsString, OwningStringOrBooleanOrObject>::EntryType* entry =
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AppendEntryToCollectedData(aNode, aId, aGeneratedCount, aRetVal);
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entry->mValue.SetAsObject() = &jsval.toObject();
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}
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/* for single select value */
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static void AppendValueToCollectedData(
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nsINode* aNode, const nsAString& aId,
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const CollectedNonMultipleSelectValue& aValue, uint16_t& aNumXPath,
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uint16_t& aNumId, nsTArray<CollectedInputDataValue>& aXPathVals,
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nsTArray<CollectedInputDataValue>& aIdVals) {
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CollectedInputDataValue entry;
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entry.type = NS_LITERAL_STRING("singleSelect");
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entry.value = AsVariant(aValue);
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AppendEntryToCollectedData(aNode, aId, entry, aNumXPath, aNumId, aXPathVals,
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aIdVals);
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}
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/* special handing for input element with string type */
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static void AppendValueToCollectedData(Document& aDocument, nsINode* aNode,
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const nsAString& aId,
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const nsString& aValue,
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uint16_t& aGeneratedCount,
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JSContext* aCx,
|
|
Nullable<CollectedData>& aRetVal) {
|
|
if (!aId.IsEmpty()) {
|
|
// We want to avoid saving data for about:sessionrestore as a string.
|
|
// Since it's stored in the form as stringified JSON, stringifying
|
|
// further causes an explosion of escape characters. cf. bug 467409
|
|
if (aId.EqualsLiteral("sessionData")) {
|
|
nsAutoCString url;
|
|
Unused << aDocument.GetDocumentURI()->GetSpecIgnoringRef(url);
|
|
if (url.EqualsLiteral("about:sessionrestore") ||
|
|
url.EqualsLiteral("about:welcomeback")) {
|
|
JS::Rooted<JS::Value> jsval(aCx);
|
|
if (JS_ParseJSON(aCx, aValue.get(), aValue.Length(), &jsval) &&
|
|
jsval.isObject()) {
|
|
Record<nsString, OwningStringOrBooleanOrObject>::EntryType* entry =
|
|
AppendEntryToCollectedData(aNode, aId, aGeneratedCount, aRetVal);
|
|
entry->mValue.SetAsObject() = &jsval.toObject();
|
|
} else {
|
|
JS_ClearPendingException(aCx);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
AppendValueToCollectedData(aNode, aId, aValue, aGeneratedCount, aRetVal);
|
|
}
|
|
|
|
static void AppendValueToCollectedData(
|
|
Document& aDocument, nsINode* aNode, const nsAString& aId,
|
|
const nsString& aValue, uint16_t& aNumXPath, uint16_t& aNumId,
|
|
nsTArray<CollectedInputDataValue>& aXPathVals,
|
|
nsTArray<CollectedInputDataValue>& aIdVals) {
|
|
CollectedInputDataValue entry;
|
|
entry.type = NS_LITERAL_STRING("string");
|
|
entry.value = AsVariant(aValue);
|
|
AppendEntryToCollectedData(aNode, aId, entry, aNumXPath, aNumId, aXPathVals,
|
|
aIdVals);
|
|
}
|
|
|
|
/* for nsTArray<nsString>: file and multipleSelect */
|
|
static void AppendValueToCollectedData(nsINode* aNode, const nsAString& aId,
|
|
const nsAString& aValueType,
|
|
nsTArray<nsString>& aValue,
|
|
uint16_t& aGeneratedCount,
|
|
JSContext* aCx,
|
|
Nullable<CollectedData>& aRetVal) {
|
|
JS::Rooted<JS::Value> jsval(aCx);
|
|
if (aValueType.EqualsLiteral("file")) {
|
|
CollectedFileListValue val;
|
|
val.mType = aValueType;
|
|
val.mFileList.SwapElements(aValue);
|
|
if (!ToJSValue(aCx, val, &jsval)) {
|
|
JS_ClearPendingException(aCx);
|
|
return;
|
|
}
|
|
} else {
|
|
if (!ToJSValue(aCx, aValue, &jsval)) {
|
|
JS_ClearPendingException(aCx);
|
|
return;
|
|
}
|
|
}
|
|
Record<nsString, OwningStringOrBooleanOrObject>::EntryType* entry =
|
|
AppendEntryToCollectedData(aNode, aId, aGeneratedCount, aRetVal);
|
|
entry->mValue.SetAsObject() = &jsval.toObject();
|
|
}
|
|
|
|
/* for nsTArray<nsString>: file and multipleSelect */
|
|
static void AppendValueToCollectedData(
|
|
nsINode* aNode, const nsAString& aId, const nsAString& aValueType,
|
|
const nsTArray<nsString>& aValue, uint16_t& aNumXPath, uint16_t& aNumId,
|
|
nsTArray<CollectedInputDataValue>& aXPathVals,
|
|
nsTArray<CollectedInputDataValue>& aIdVals) {
|
|
CollectedInputDataValue entry;
|
|
entry.type = aValueType;
|
|
entry.value = AsVariant(CopyableTArray(aValue.Clone()));
|
|
AppendEntryToCollectedData(aNode, aId, entry, aNumXPath, aNumId, aXPathVals,
|
|
aIdVals);
|
|
}
|
|
|
|
/* static */
|
|
template <typename... ArgsT>
|
|
void SessionStoreUtils::CollectFromTextAreaElement(Document& aDocument,
|
|
uint16_t& aGeneratedCount,
|
|
ArgsT&&... args) {
|
|
RefPtr<nsContentList> textlist = NS_GetContentList(
|
|
&aDocument, kNameSpaceID_XHTML, NS_LITERAL_STRING("textarea"));
|
|
uint32_t length = textlist->Length(true);
|
|
for (uint32_t i = 0; i < length; ++i) {
|
|
MOZ_ASSERT(textlist->Item(i), "null item in node list!");
|
|
|
|
HTMLTextAreaElement* textArea =
|
|
HTMLTextAreaElement::FromNodeOrNull(textlist->Item(i));
|
|
if (!textArea) {
|
|
continue;
|
|
}
|
|
DOMString autocomplete;
|
|
textArea->GetAutocomplete(autocomplete);
|
|
if (autocomplete.AsAString().EqualsLiteral("off")) {
|
|
continue;
|
|
}
|
|
nsAutoString id;
|
|
textArea->GetId(id);
|
|
if (id.IsEmpty() && (aGeneratedCount > kMaxTraversedXPaths)) {
|
|
continue;
|
|
}
|
|
nsString value;
|
|
textArea->GetValue(value);
|
|
// In order to reduce XPath generation (which is slow), we only save data
|
|
// for form fields that have been changed. (cf. bug 537289)
|
|
if (textArea->AttrValueIs(kNameSpaceID_None, nsGkAtoms::value, value,
|
|
eCaseMatters)) {
|
|
continue;
|
|
}
|
|
AppendValueToCollectedData(textArea, id, value, aGeneratedCount,
|
|
std::forward<ArgsT>(args)...);
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
template <typename... ArgsT>
|
|
void SessionStoreUtils::CollectFromInputElement(Document& aDocument,
|
|
uint16_t& aGeneratedCount,
|
|
ArgsT&&... args) {
|
|
RefPtr<nsContentList> inputlist = NS_GetContentList(
|
|
&aDocument, kNameSpaceID_XHTML, NS_LITERAL_STRING("input"));
|
|
uint32_t length = inputlist->Length(true);
|
|
for (uint32_t i = 0; i < length; ++i) {
|
|
MOZ_ASSERT(inputlist->Item(i), "null item in node list!");
|
|
nsCOMPtr<nsIFormControl> formControl =
|
|
do_QueryInterface(inputlist->Item(i));
|
|
if (formControl) {
|
|
uint8_t controlType = formControl->ControlType();
|
|
if (controlType == NS_FORM_INPUT_PASSWORD ||
|
|
controlType == NS_FORM_INPUT_HIDDEN ||
|
|
controlType == NS_FORM_INPUT_BUTTON ||
|
|
controlType == NS_FORM_INPUT_IMAGE ||
|
|
controlType == NS_FORM_INPUT_SUBMIT ||
|
|
controlType == NS_FORM_INPUT_RESET) {
|
|
continue;
|
|
}
|
|
}
|
|
RefPtr<HTMLInputElement> input =
|
|
HTMLInputElement::FromNodeOrNull(inputlist->Item(i));
|
|
if (!input || !nsContentUtils::IsAutocompleteEnabled(input)) {
|
|
continue;
|
|
}
|
|
nsAutoString id;
|
|
input->GetId(id);
|
|
if (id.IsEmpty() && (aGeneratedCount > kMaxTraversedXPaths)) {
|
|
continue;
|
|
}
|
|
Nullable<AutocompleteInfo> aInfo;
|
|
input->GetAutocompleteInfo(aInfo);
|
|
if (!aInfo.IsNull() && !aInfo.Value().mCanAutomaticallyPersist) {
|
|
continue;
|
|
}
|
|
|
|
if (input->ControlType() == NS_FORM_INPUT_CHECKBOX ||
|
|
input->ControlType() == NS_FORM_INPUT_RADIO) {
|
|
bool checked = input->Checked();
|
|
if (checked == input->DefaultChecked()) {
|
|
continue;
|
|
}
|
|
AppendValueToCollectedData(input, id, checked, aGeneratedCount,
|
|
std::forward<ArgsT>(args)...);
|
|
} else if (input->ControlType() == NS_FORM_INPUT_FILE) {
|
|
IgnoredErrorResult rv;
|
|
nsTArray<nsString> result;
|
|
input->MozGetFileNameArray(result, rv);
|
|
if (rv.Failed() || result.Length() == 0) {
|
|
continue;
|
|
}
|
|
AppendValueToCollectedData(input, id, NS_LITERAL_STRING("file"), result,
|
|
aGeneratedCount, std::forward<ArgsT>(args)...);
|
|
} else {
|
|
nsString value;
|
|
input->GetValue(value, CallerType::System);
|
|
// In order to reduce XPath generation (which is slow), we only save data
|
|
// for form fields that have been changed. (cf. bug 537289)
|
|
// Also, don't want to collect credit card number.
|
|
if (value.IsEmpty() || IsValidCCNumber(value) ||
|
|
input->HasBeenTypePassword() ||
|
|
input->AttrValueIs(kNameSpaceID_None, nsGkAtoms::value, value,
|
|
eCaseMatters)) {
|
|
continue;
|
|
}
|
|
AppendValueToCollectedData(aDocument, input, id, value, aGeneratedCount,
|
|
std::forward<ArgsT>(args)...);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
template <typename... ArgsT>
|
|
void SessionStoreUtils::CollectFromSelectElement(Document& aDocument,
|
|
uint16_t& aGeneratedCount,
|
|
ArgsT&&... args) {
|
|
RefPtr<nsContentList> selectlist = NS_GetContentList(
|
|
&aDocument, kNameSpaceID_XHTML, NS_LITERAL_STRING("select"));
|
|
uint32_t length = selectlist->Length(true);
|
|
for (uint32_t i = 0; i < length; ++i) {
|
|
MOZ_ASSERT(selectlist->Item(i), "null item in node list!");
|
|
RefPtr<HTMLSelectElement> select =
|
|
HTMLSelectElement::FromNodeOrNull(selectlist->Item(i));
|
|
if (!select) {
|
|
continue;
|
|
}
|
|
nsAutoString id;
|
|
select->GetId(id);
|
|
if (id.IsEmpty() && (aGeneratedCount > kMaxTraversedXPaths)) {
|
|
continue;
|
|
}
|
|
AutocompleteInfo aInfo;
|
|
select->GetAutocompleteInfo(aInfo);
|
|
if (!aInfo.mCanAutomaticallyPersist) {
|
|
continue;
|
|
}
|
|
nsAutoCString value;
|
|
if (!select->Multiple()) {
|
|
// <select>s without the multiple attribute are hard to determine the
|
|
// default value, so assume we don't have the default.
|
|
DOMString selectVal;
|
|
select->GetValue(selectVal);
|
|
CollectedNonMultipleSelectValue val;
|
|
val.mSelectedIndex = select->SelectedIndex();
|
|
val.mValue = selectVal.AsAString();
|
|
AppendValueToCollectedData(select, id, val, aGeneratedCount,
|
|
std::forward<ArgsT>(args)...);
|
|
} else {
|
|
// <select>s with the multiple attribute are easier to determine the
|
|
// default value since each <option> has a defaultSelected property
|
|
HTMLOptionsCollection* options = select->GetOptions();
|
|
if (!options) {
|
|
continue;
|
|
}
|
|
bool hasDefaultValue = true;
|
|
nsTArray<nsString> selectslist;
|
|
uint32_t numOptions = options->Length();
|
|
for (uint32_t idx = 0; idx < numOptions; idx++) {
|
|
HTMLOptionElement* option = options->ItemAsOption(idx);
|
|
bool selected = option->Selected();
|
|
if (!selected) {
|
|
continue;
|
|
}
|
|
option->GetValue(*selectslist.AppendElement());
|
|
hasDefaultValue =
|
|
hasDefaultValue && (selected == option->DefaultSelected());
|
|
}
|
|
// In order to reduce XPath generation (which is slow), we only save data
|
|
// for form fields that have been changed. (cf. bug 537289)
|
|
if (hasDefaultValue) {
|
|
continue;
|
|
}
|
|
|
|
AppendValueToCollectedData(
|
|
select, id, NS_LITERAL_STRING("multipleSelect"), selectslist,
|
|
aGeneratedCount, std::forward<ArgsT>(args)...);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void CollectCurrentFormData(JSContext* aCx, Document& aDocument,
|
|
Nullable<CollectedData>& aRetVal) {
|
|
uint16_t generatedCount = 0;
|
|
/* textarea element */
|
|
SessionStoreUtils::CollectFromTextAreaElement(aDocument, generatedCount,
|
|
aRetVal);
|
|
/* input element */
|
|
SessionStoreUtils::CollectFromInputElement(aDocument, generatedCount, aCx,
|
|
aRetVal);
|
|
/* select element */
|
|
SessionStoreUtils::CollectFromSelectElement(aDocument, generatedCount, aCx,
|
|
aRetVal);
|
|
|
|
Element* bodyElement = aDocument.GetBody();
|
|
if (aDocument.HasFlag(NODE_IS_EDITABLE) && bodyElement) {
|
|
bodyElement->GetInnerHTML(aRetVal.SetValue().mInnerHTML.Construct(),
|
|
IgnoreErrors());
|
|
}
|
|
|
|
if (aRetVal.IsNull()) {
|
|
return;
|
|
}
|
|
|
|
// Store the frame's current URL with its form data so that we can compare
|
|
// it when restoring data to not inject form data into the wrong document.
|
|
nsIURI* uri = aDocument.GetDocumentURI();
|
|
if (uri) {
|
|
uri->GetSpecIgnoringRef(aRetVal.SetValue().mUrl.Construct());
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetElementAsString(Element* aElement, const nsAString& aValue) {
|
|
IgnoredErrorResult rv;
|
|
HTMLTextAreaElement* textArea = HTMLTextAreaElement::FromNode(aElement);
|
|
if (textArea) {
|
|
textArea->SetValue(aValue, rv);
|
|
if (!rv.Failed()) {
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
}
|
|
return;
|
|
}
|
|
HTMLInputElement* input = HTMLInputElement::FromNode(aElement);
|
|
if (input) {
|
|
input->SetValue(aValue, CallerType::NonSystem, rv);
|
|
if (!rv.Failed()) {
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
return;
|
|
}
|
|
}
|
|
input = HTMLInputElement::FromNodeOrNull(
|
|
nsFocusManager::GetRedirectedFocus(aElement));
|
|
if (input) {
|
|
input->SetValue(aValue, CallerType::NonSystem, rv);
|
|
if (!rv.Failed()) {
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
}
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetElementAsBool(Element* aElement, bool aValue) {
|
|
HTMLInputElement* input = HTMLInputElement::FromNode(aElement);
|
|
if (input) {
|
|
bool checked = input->Checked();
|
|
if (aValue != checked) {
|
|
input->SetChecked(aValue);
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
}
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetElementAsFiles(HTMLInputElement* aElement,
|
|
const CollectedFileListValue& aValue) {
|
|
nsTArray<nsString> fileList;
|
|
IgnoredErrorResult rv;
|
|
aElement->MozSetFileNameArray(aValue.mFileList, rv);
|
|
if (rv.Failed()) {
|
|
return;
|
|
}
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetElementAsSelect(HTMLSelectElement* aElement,
|
|
const CollectedNonMultipleSelectValue& aValue) {
|
|
HTMLOptionsCollection* options = aElement->GetOptions();
|
|
if (!options) {
|
|
return;
|
|
}
|
|
int32_t selectIdx = options->SelectedIndex();
|
|
if (selectIdx >= 0) {
|
|
nsAutoString selectOptionVal;
|
|
options->ItemAsOption(selectIdx)->GetValue(selectOptionVal);
|
|
if (aValue.mValue.Equals(selectOptionVal)) {
|
|
return;
|
|
}
|
|
}
|
|
uint32_t numOptions = options->Length();
|
|
for (uint32_t idx = 0; idx < numOptions; idx++) {
|
|
HTMLOptionElement* option = options->ItemAsOption(idx);
|
|
nsAutoString optionValue;
|
|
option->GetValue(optionValue);
|
|
if (aValue.mValue.Equals(optionValue)) {
|
|
aElement->SetSelectedIndex(idx);
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
}
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetElementAsMultiSelect(HTMLSelectElement* aElement,
|
|
const nsTArray<nsString>& aValueArray) {
|
|
bool fireEvent = false;
|
|
HTMLOptionsCollection* options = aElement->GetOptions();
|
|
if (!options) {
|
|
return;
|
|
}
|
|
uint32_t numOptions = options->Length();
|
|
for (uint32_t idx = 0; idx < numOptions; idx++) {
|
|
HTMLOptionElement* option = options->ItemAsOption(idx);
|
|
nsAutoString optionValue;
|
|
option->GetValue(optionValue);
|
|
for (uint32_t i = 0, l = aValueArray.Length(); i < l; ++i) {
|
|
if (optionValue.Equals(aValueArray[i])) {
|
|
option->SetSelected(true);
|
|
if (!option->DefaultSelected()) {
|
|
fireEvent = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (fireEvent) {
|
|
nsContentUtils::DispatchInputEvent(aElement);
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetElementAsObject(JSContext* aCx, Element* aElement,
|
|
JS::Handle<JS::Value> aObject) {
|
|
RefPtr<HTMLInputElement> input = HTMLInputElement::FromNode(aElement);
|
|
if (input) {
|
|
if (input->ControlType() == NS_FORM_INPUT_FILE) {
|
|
CollectedFileListValue value;
|
|
if (value.Init(aCx, aObject)) {
|
|
SetElementAsFiles(input, value);
|
|
} else {
|
|
JS_ClearPendingException(aCx);
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
RefPtr<HTMLSelectElement> select = HTMLSelectElement::FromNode(aElement);
|
|
if (select) {
|
|
// For Single Select Element
|
|
if (!select->Multiple()) {
|
|
CollectedNonMultipleSelectValue value;
|
|
if (value.Init(aCx, aObject)) {
|
|
SetElementAsSelect(select, value);
|
|
} else {
|
|
JS_ClearPendingException(aCx);
|
|
}
|
|
return;
|
|
}
|
|
|
|
// For Multiple Selects Element
|
|
bool isArray = false;
|
|
JS::IsArrayObject(aCx, aObject, &isArray);
|
|
if (!isArray) {
|
|
return;
|
|
}
|
|
JS::Rooted<JSObject*> arrayObj(aCx, &aObject.toObject());
|
|
uint32_t arrayLength = 0;
|
|
if (!JS::GetArrayLength(aCx, arrayObj, &arrayLength)) {
|
|
JS_ClearPendingException(aCx);
|
|
return;
|
|
}
|
|
nsTArray<nsString> array(arrayLength);
|
|
for (uint32_t arrayIdx = 0; arrayIdx < arrayLength; arrayIdx++) {
|
|
JS::Rooted<JS::Value> element(aCx);
|
|
if (!JS_GetElement(aCx, arrayObj, arrayIdx, &element)) {
|
|
JS_ClearPendingException(aCx);
|
|
return;
|
|
}
|
|
if (!element.isString()) {
|
|
return;
|
|
}
|
|
nsAutoJSString value;
|
|
if (!value.init(aCx, element)) {
|
|
JS_ClearPendingException(aCx);
|
|
return;
|
|
}
|
|
array.AppendElement(value);
|
|
}
|
|
SetElementAsMultiSelect(select, array);
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetRestoreData(JSContext* aCx, Element* aElement,
|
|
JS::MutableHandle<JS::Value> aObject) {
|
|
nsAutoString data;
|
|
if (nsContentUtils::StringifyJSON(aCx, aObject, data)) {
|
|
SetElementAsString(aElement, data);
|
|
} else {
|
|
JS_ClearPendingException(aCx);
|
|
}
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static void SetInnerHTML(Document& aDocument, const CollectedData& aData) {
|
|
RefPtr<Element> bodyElement = aDocument.GetBody();
|
|
if (aDocument.HasFlag(NODE_IS_EDITABLE) && bodyElement) {
|
|
IgnoredErrorResult rv;
|
|
bodyElement->SetInnerHTML(aData.mInnerHTML.Value(),
|
|
aDocument.NodePrincipal(), rv);
|
|
if (!rv.Failed()) {
|
|
nsContentUtils::DispatchInputEvent(bodyElement);
|
|
}
|
|
}
|
|
}
|
|
|
|
class FormDataParseContext : public txIParseContext {
|
|
public:
|
|
explicit FormDataParseContext(bool aCaseInsensitive)
|
|
: mIsCaseInsensitive(aCaseInsensitive) {}
|
|
|
|
nsresult resolveNamespacePrefix(nsAtom* aPrefix, int32_t& aID) override {
|
|
if (aPrefix == nsGkAtoms::xul) {
|
|
aID = kNameSpaceID_XUL;
|
|
} else {
|
|
MOZ_ASSERT(nsDependentAtomString(aPrefix).EqualsLiteral("xhtml"));
|
|
aID = kNameSpaceID_XHTML;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult resolveFunctionCall(nsAtom* aName, int32_t aID,
|
|
FunctionCall** aFunction) override {
|
|
return NS_ERROR_XPATH_UNKNOWN_FUNCTION;
|
|
}
|
|
|
|
bool caseInsensitiveNameTests() override { return mIsCaseInsensitive; }
|
|
|
|
void SetErrorOffset(uint32_t aOffset) override {}
|
|
|
|
private:
|
|
bool mIsCaseInsensitive;
|
|
};
|
|
|
|
static Element* FindNodeByXPath(JSContext* aCx, Document& aDocument,
|
|
const nsAString& aExpression) {
|
|
FormDataParseContext parsingContext(aDocument.IsHTMLDocument());
|
|
IgnoredErrorResult rv;
|
|
UniquePtr<XPathExpression> expression(
|
|
aDocument.XPathEvaluator()->CreateExpression(aExpression, &parsingContext,
|
|
&aDocument, rv));
|
|
if (rv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
RefPtr<XPathResult> result = expression->Evaluate(
|
|
aCx, aDocument, XPathResult::FIRST_ORDERED_NODE_TYPE, nullptr, rv);
|
|
if (rv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
return Element::FromNodeOrNull(result->GetSingleNodeValue(rv));
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT_BOUNDARY
|
|
/* static */
|
|
bool SessionStoreUtils::RestoreFormData(const GlobalObject& aGlobal,
|
|
Document& aDocument,
|
|
const CollectedData& aData) {
|
|
if (!aData.mUrl.WasPassed()) {
|
|
return true;
|
|
}
|
|
// Don't restore any data for the given frame if the URL
|
|
// stored in the form data doesn't match its current URL.
|
|
nsAutoCString url;
|
|
Unused << aDocument.GetDocumentURI()->GetSpecIgnoringRef(url);
|
|
if (!aData.mUrl.Value().Equals(url)) {
|
|
return false;
|
|
}
|
|
if (aData.mInnerHTML.WasPassed()) {
|
|
SetInnerHTML(aDocument, aData);
|
|
}
|
|
if (aData.mId.WasPassed()) {
|
|
for (auto& entry : aData.mId.Value().Entries()) {
|
|
RefPtr<Element> node = aDocument.GetElementById(entry.mKey);
|
|
if (node == nullptr) {
|
|
continue;
|
|
}
|
|
if (entry.mValue.IsString()) {
|
|
SetElementAsString(node, entry.mValue.GetAsString());
|
|
} else if (entry.mValue.IsBoolean()) {
|
|
SetElementAsBool(node, entry.mValue.GetAsBoolean());
|
|
} else {
|
|
// For about:{sessionrestore,welcomeback} we saved the field as JSON to
|
|
// avoid nested instances causing humongous sessionstore.js files.
|
|
// cf. bug 467409
|
|
JSContext* cx = aGlobal.Context();
|
|
if (entry.mKey.EqualsLiteral("sessionData")) {
|
|
nsAutoCString url;
|
|
Unused << aDocument.GetDocumentURI()->GetSpecIgnoringRef(url);
|
|
if (url.EqualsLiteral("about:sessionrestore") ||
|
|
url.EqualsLiteral("about:welcomeback")) {
|
|
JS::Rooted<JS::Value> object(
|
|
cx, JS::ObjectValue(*entry.mValue.GetAsObject()));
|
|
SetRestoreData(cx, node, &object);
|
|
continue;
|
|
}
|
|
}
|
|
JS::Rooted<JS::Value> object(
|
|
cx, JS::ObjectValue(*entry.mValue.GetAsObject()));
|
|
SetElementAsObject(cx, node, object);
|
|
}
|
|
}
|
|
}
|
|
if (aData.mXpath.WasPassed()) {
|
|
for (auto& entry : aData.mXpath.Value().Entries()) {
|
|
RefPtr<Element> node =
|
|
FindNodeByXPath(aGlobal.Context(), aDocument, entry.mKey);
|
|
if (node == nullptr) {
|
|
continue;
|
|
}
|
|
if (entry.mValue.IsString()) {
|
|
SetElementAsString(node, entry.mValue.GetAsString());
|
|
} else if (entry.mValue.IsBoolean()) {
|
|
SetElementAsBool(node, entry.mValue.GetAsBoolean());
|
|
} else {
|
|
JS::Rooted<JS::Value> object(
|
|
aGlobal.Context(), JS::ObjectValue(*entry.mValue.GetAsObject()));
|
|
SetElementAsObject(aGlobal.Context(), node, object);
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* Read entries in the session storage data contained in a tab's history. */
|
|
static void ReadAllEntriesFromStorage(nsPIDOMWindowOuter* aWindow,
|
|
nsTArray<nsCString>& aOrigins,
|
|
nsTArray<nsString>& aKeys,
|
|
nsTArray<nsString>& aValues) {
|
|
BrowsingContext* const browsingContext = aWindow->GetBrowsingContext();
|
|
if (!browsingContext) {
|
|
return;
|
|
}
|
|
|
|
Document* doc = aWindow->GetDoc();
|
|
if (!doc) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> principal = doc->NodePrincipal();
|
|
if (!principal) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> storagePrincipal = doc->IntrinsicStoragePrincipal();
|
|
if (!storagePrincipal) {
|
|
return;
|
|
}
|
|
|
|
nsAutoCString origin;
|
|
nsresult rv = storagePrincipal->GetOrigin(origin);
|
|
if (NS_FAILED(rv) || aOrigins.Contains(origin)) {
|
|
// Don't read a host twice.
|
|
return;
|
|
}
|
|
|
|
/* Completed checking for recursion and is about to read storage*/
|
|
const RefPtr<SessionStorageManager> storageManager =
|
|
browsingContext->GetSessionStorageManager();
|
|
if (!storageManager) {
|
|
return;
|
|
}
|
|
RefPtr<Storage> storage;
|
|
storageManager->GetStorage(aWindow->GetCurrentInnerWindow(), principal,
|
|
storagePrincipal, false, getter_AddRefs(storage));
|
|
if (!storage) {
|
|
return;
|
|
}
|
|
mozilla::IgnoredErrorResult result;
|
|
uint32_t len = storage->GetLength(*principal, result);
|
|
if (result.Failed() || len == 0) {
|
|
return;
|
|
}
|
|
int64_t storageUsage = storage->GetOriginQuotaUsage();
|
|
if (storageUsage > StaticPrefs::browser_sessionstore_dom_storage_limit()) {
|
|
return;
|
|
}
|
|
|
|
for (uint32_t i = 0; i < len; i++) {
|
|
nsString key, value;
|
|
mozilla::IgnoredErrorResult res;
|
|
storage->Key(i, key, *principal, res);
|
|
if (res.Failed()) {
|
|
continue;
|
|
}
|
|
|
|
storage->GetItem(key, value, *principal, res);
|
|
if (res.Failed()) {
|
|
continue;
|
|
}
|
|
|
|
aKeys.AppendElement(key);
|
|
aValues.AppendElement(value);
|
|
aOrigins.AppendElement(origin);
|
|
}
|
|
}
|
|
|
|
/* Collect Collect session storage from current frame and all child frame */
|
|
/* static */
|
|
void SessionStoreUtils::CollectedSessionStorage(
|
|
BrowsingContext* aBrowsingContext, nsTArray<nsCString>& aOrigins,
|
|
nsTArray<nsString>& aKeys, nsTArray<nsString>& aValues) {
|
|
/* Collect session store from current frame */
|
|
nsPIDOMWindowOuter* window = aBrowsingContext->GetDOMWindow();
|
|
if (!window) {
|
|
return;
|
|
}
|
|
ReadAllEntriesFromStorage(window, aOrigins, aKeys, aValues);
|
|
|
|
/* Collect session storage from all child frame */
|
|
nsCOMPtr<nsIDocShell> docShell = window->GetDocShell();
|
|
if (!docShell) {
|
|
return;
|
|
}
|
|
|
|
// This is not going to work for fission. Bug 1572084 for tracking it.
|
|
for (BrowsingContext* child : aBrowsingContext->Children()) {
|
|
window = child->GetDOMWindow();
|
|
if (!window) {
|
|
return;
|
|
}
|
|
docShell = window->GetDocShell();
|
|
if (!docShell) {
|
|
return;
|
|
}
|
|
bool isDynamic = false;
|
|
nsresult rv = docShell->GetCreatedDynamically(&isDynamic);
|
|
if (NS_SUCCEEDED(rv) && isDynamic) {
|
|
continue;
|
|
}
|
|
SessionStoreUtils::CollectedSessionStorage(child, aOrigins, aKeys, aValues);
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
void SessionStoreUtils::RestoreSessionStorage(
|
|
const GlobalObject& aGlobal, nsIDocShell* aDocShell,
|
|
const Record<nsString, Record<nsString, nsString>>& aData) {
|
|
for (auto& entry : aData.Entries()) {
|
|
// NOTE: In capture() we record the full origin for the URI which the
|
|
// sessionStorage is being captured for. As of bug 1235657 this code
|
|
// stopped parsing any origins which have originattributes correctly, as
|
|
// it decided to use the origin attributes from the docshell, and try to
|
|
// interpret the origin as a URI. Since bug 1353844 this code now correctly
|
|
// parses the full origin, and then discards the origin attributes, to
|
|
// make the behavior line up with the original intentions in bug 1235657
|
|
// while preserving the ability to read all session storage from
|
|
// previous versions. In the future, if this behavior is desired, we may
|
|
// want to use the spec instead of the origin as the key, and avoid
|
|
// transmitting origin attribute information which we then discard when
|
|
// restoring.
|
|
//
|
|
// If changing this logic, make sure to also change the principal
|
|
// computation logic in SessionStore::_sendRestoreHistory.
|
|
|
|
// OriginAttributes are always after a '^' character
|
|
int32_t pos = entry.mKey.RFindChar('^');
|
|
nsCOMPtr<nsIPrincipal> principal = BasePrincipal::CreateContentPrincipal(
|
|
NS_ConvertUTF16toUTF8(Substring(entry.mKey, 0, pos)));
|
|
BrowsingContext* const browsingContext =
|
|
nsDocShell::Cast(aDocShell)->GetBrowsingContext();
|
|
if (!browsingContext) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> storagePrincipal =
|
|
BasePrincipal::CreateContentPrincipal(
|
|
NS_ConvertUTF16toUTF8(entry.mKey));
|
|
|
|
const RefPtr<SessionStorageManager> storageManager =
|
|
browsingContext->GetSessionStorageManager();
|
|
if (!storageManager) {
|
|
return;
|
|
}
|
|
RefPtr<Storage> storage;
|
|
// There is no need to pass documentURI, it's only used to fill documentURI
|
|
// property of domstorage event, which in this case has no consumer.
|
|
// Prevention of events in case of missing documentURI will be solved in a
|
|
// followup bug to bug 600307.
|
|
// Null window because the current window doesn't match the principal yet
|
|
// and loads about:blank.
|
|
storageManager->CreateStorage(nullptr, principal, storagePrincipal,
|
|
EmptyString(), false,
|
|
getter_AddRefs(storage));
|
|
if (!storage) {
|
|
continue;
|
|
}
|
|
for (auto& InnerEntry : entry.mValue.Entries()) {
|
|
IgnoredErrorResult result;
|
|
storage->SetItem(InnerEntry.mKey, InnerEntry.mValue, *principal, result);
|
|
if (result.Failed()) {
|
|
NS_WARNING("storage set item failed!");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
typedef void (*CollectorFunc)(JSContext* aCx, Document& aDocument,
|
|
Nullable<CollectedData>& aRetVal);
|
|
|
|
/**
|
|
* A function that will recursively call |CollectorFunc| to collect data for all
|
|
* non-dynamic frames in the current frame/docShell tree.
|
|
*/
|
|
static void CollectFrameTreeData(JSContext* aCx,
|
|
BrowsingContext* aBrowsingContext,
|
|
Nullable<CollectedData>& aRetVal,
|
|
CollectorFunc aFunc) {
|
|
nsPIDOMWindowOuter* window = aBrowsingContext->GetDOMWindow();
|
|
if (!window) {
|
|
return;
|
|
}
|
|
|
|
nsIDocShell* docShell = window->GetDocShell();
|
|
if (!docShell || docShell->GetCreatedDynamically()) {
|
|
return;
|
|
}
|
|
|
|
Document* document = window->GetDoc();
|
|
if (!document) {
|
|
return;
|
|
}
|
|
|
|
/* Collect data from current frame */
|
|
aFunc(aCx, *document, aRetVal);
|
|
|
|
/* Collect data from all child frame */
|
|
nsTArray<JSObject*> childrenData;
|
|
SequenceRooter<JSObject*> rooter(aCx, &childrenData);
|
|
uint32_t trailingNullCounter = 0;
|
|
|
|
// This is not going to work for fission. Bug 1572084 for tracking it.
|
|
for (auto& child : aBrowsingContext->Children()) {
|
|
NullableRootedDictionary<CollectedData> data(aCx);
|
|
CollectFrameTreeData(aCx, child, data, aFunc);
|
|
if (data.IsNull()) {
|
|
childrenData.AppendElement(nullptr);
|
|
trailingNullCounter++;
|
|
continue;
|
|
}
|
|
JS::Rooted<JS::Value> jsval(aCx);
|
|
if (!ToJSValue(aCx, data.SetValue(), &jsval)) {
|
|
JS_ClearPendingException(aCx);
|
|
continue;
|
|
}
|
|
childrenData.AppendElement(&jsval.toObject());
|
|
trailingNullCounter = 0;
|
|
}
|
|
|
|
if (trailingNullCounter != childrenData.Length()) {
|
|
childrenData.TruncateLength(childrenData.Length() - trailingNullCounter);
|
|
aRetVal.SetValue().mChildren.Construct().SwapElements(childrenData);
|
|
}
|
|
}
|
|
|
|
/* static */ void SessionStoreUtils::CollectScrollPosition(
|
|
const GlobalObject& aGlobal, WindowProxyHolder& aWindow,
|
|
Nullable<CollectedData>& aRetVal) {
|
|
CollectFrameTreeData(aGlobal.Context(), aWindow.get(), aRetVal,
|
|
CollectCurrentScrollPosition);
|
|
}
|
|
|
|
/* static */ void SessionStoreUtils::CollectFormData(
|
|
const GlobalObject& aGlobal, WindowProxyHolder& aWindow,
|
|
Nullable<CollectedData>& aRetVal) {
|
|
CollectFrameTreeData(aGlobal.Context(), aWindow.get(), aRetVal,
|
|
CollectCurrentFormData);
|
|
}
|
|
|
|
/* static */ void SessionStoreUtils::ComposeInputData(
|
|
const nsTArray<CollectedInputDataValue>& aData, InputElementData& ret) {
|
|
nsTArray<int> selectedIndex, valueIdx;
|
|
nsTArray<nsString> id, selectVal, strVal, type;
|
|
nsTArray<bool> boolVal;
|
|
|
|
for (const CollectedInputDataValue& data : aData) {
|
|
id.AppendElement(data.id);
|
|
type.AppendElement(data.type);
|
|
|
|
if (data.value.is<mozilla::dom::CollectedNonMultipleSelectValue>()) {
|
|
valueIdx.AppendElement(selectVal.Length());
|
|
selectedIndex.AppendElement(
|
|
data.value.as<mozilla::dom::CollectedNonMultipleSelectValue>()
|
|
.mSelectedIndex);
|
|
selectVal.AppendElement(
|
|
data.value.as<mozilla::dom::CollectedNonMultipleSelectValue>()
|
|
.mValue);
|
|
} else if (data.value.is<CopyableTArray<nsString>>()) {
|
|
// The first valueIdx is "index of the first string value"
|
|
valueIdx.AppendElement(strVal.Length());
|
|
strVal.AppendElements(data.value.as<CopyableTArray<nsString>>());
|
|
// The second valueIdx is "index of the last string value" + 1
|
|
id.AppendElement(data.id);
|
|
type.AppendElement(data.type);
|
|
valueIdx.AppendElement(strVal.Length());
|
|
} else if (data.value.is<nsString>()) {
|
|
valueIdx.AppendElement(strVal.Length());
|
|
strVal.AppendElement(data.value.as<nsString>());
|
|
} else if (data.type.EqualsLiteral("bool")) {
|
|
valueIdx.AppendElement(boolVal.Length());
|
|
boolVal.AppendElement(data.value.as<bool>());
|
|
}
|
|
}
|
|
|
|
if (selectedIndex.Length() != 0) {
|
|
ret.mSelectedIndex.Construct(std::move(selectedIndex));
|
|
}
|
|
if (valueIdx.Length() != 0) {
|
|
ret.mValueIdx.Construct(std::move(valueIdx));
|
|
}
|
|
if (id.Length() != 0) {
|
|
ret.mId.Construct(std::move(id));
|
|
}
|
|
if (selectVal.Length() != 0) {
|
|
ret.mSelectVal.Construct(std::move(selectVal));
|
|
}
|
|
if (strVal.Length() != 0) {
|
|
ret.mStrVal.Construct(std::move(strVal));
|
|
}
|
|
if (type.Length() != 0) {
|
|
ret.mType.Construct(std::move(type));
|
|
}
|
|
if (boolVal.Length() != 0) {
|
|
ret.mBoolVal.Construct(std::move(boolVal));
|
|
}
|
|
}
|