85 lines
2.2 KiB
C++
85 lines
2.2 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/DocGroup.h"
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#include "mozilla/dom/TabGroup.h"
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#include "mozilla/Telemetry.h"
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#include "nsIURI.h"
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#include "nsIEffectiveTLDService.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "nsIDocShell.h"
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#include "nsNetCID.h"
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#include "nsDOMMutationObserver.h"
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namespace mozilla {
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namespace dom {
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AutoTArray<RefPtr<DocGroup>, 2>* DocGroup::sPendingDocGroups = nullptr;
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/* static */ void
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DocGroup::GetKey(nsIPrincipal* aPrincipal, nsACString& aKey)
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{
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aKey.Truncate();
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nsCOMPtr<nsIURI> uri;
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nsresult rv = aPrincipal->GetURI(getter_AddRefs(uri));
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// GetBaseDomain works fine if |uri| is null, but it outputs a warning
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// which ends up cluttering the logs.
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if (NS_SUCCEEDED(rv) && uri) {
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nsCOMPtr<nsIEffectiveTLDService> tldService =
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do_GetService(NS_EFFECTIVETLDSERVICE_CONTRACTID);
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if (tldService) {
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rv = tldService->GetBaseDomain(uri, 0, aKey);
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if (NS_FAILED(rv)) {
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aKey.Truncate();
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}
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}
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}
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}
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void
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DocGroup::RemoveDocument(nsIDocument* aDocument)
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{
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MOZ_ASSERT(mDocuments.Contains(aDocument));
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mDocuments.RemoveElement(aDocument);
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}
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DocGroup::DocGroup(TabGroup* aTabGroup, const nsACString& aKey)
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: mKey(aKey), mTabGroup(aTabGroup)
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{
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// This method does not add itself to mTabGroup->mDocGroups as the caller does it for us.
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}
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DocGroup::~DocGroup()
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{
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MOZ_ASSERT(mDocuments.IsEmpty());
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if (!NS_IsMainThread()) {
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NS_ReleaseOnMainThread(mReactionsStack.forget());
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}
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mTabGroup->mDocGroups.RemoveEntry(mKey);
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}
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NS_IMPL_ISUPPORTS(DocGroup, nsISupports)
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void
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DocGroup::SignalSlotChange(const HTMLSlotElement* aSlot)
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{
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if (mSignalSlotList.Contains(aSlot)) {
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return;
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}
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mSignalSlotList.AppendElement(const_cast<HTMLSlotElement*>(aSlot));
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if (!sPendingDocGroups) {
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// Queue a mutation observer compound microtask.
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nsDOMMutationObserver::QueueMutationObserverMicroTask();
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sPendingDocGroups = new AutoTArray<RefPtr<DocGroup>, 2>;
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}
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sPendingDocGroups->AppendElement(this);
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}
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}
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}
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