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-rw-r--r--dom/webbrowserpersist/WebBrowserPersistResourcesParent.cpp95
1 files changed, 95 insertions, 0 deletions
diff --git a/dom/webbrowserpersist/WebBrowserPersistResourcesParent.cpp b/dom/webbrowserpersist/WebBrowserPersistResourcesParent.cpp
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+++ b/dom/webbrowserpersist/WebBrowserPersistResourcesParent.cpp
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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 "WebBrowserPersistResourcesParent.h"
+
+#include "nsThreadUtils.h"
+
+#include "mozilla/dom/BrowserParent.h"
+#include "mozilla/dom/CanonicalBrowsingContext.h"
+#include "mozilla/dom/ContentParent.h"
+#include "mozilla/dom/WindowGlobalParent.h"
+
+namespace mozilla {
+
+NS_IMPL_ISUPPORTS(WebBrowserPersistResourcesParent,
+ nsIWebBrowserPersistDocumentReceiver)
+
+WebBrowserPersistResourcesParent::WebBrowserPersistResourcesParent(
+ nsIWebBrowserPersistDocument* aDocument,
+ nsIWebBrowserPersistResourceVisitor* aVisitor)
+ : mDocument(aDocument), mVisitor(aVisitor) {
+ MOZ_ASSERT(aDocument);
+ MOZ_ASSERT(aVisitor);
+}
+
+WebBrowserPersistResourcesParent::~WebBrowserPersistResourcesParent() = default;
+
+void WebBrowserPersistResourcesParent::ActorDestroy(ActorDestroyReason aWhy) {
+ if (aWhy != Deletion && mVisitor) {
+ // See comment in WebBrowserPersistDocumentParent::ActorDestroy
+ // (or bug 1202887) for why this is deferred.
+ nsCOMPtr<nsIRunnable> errorLater =
+ NewRunnableMethod<nsCOMPtr<nsIWebBrowserPersistDocument>, nsresult>(
+ "nsIWebBrowserPersistResourceVisitor::EndVisit", mVisitor,
+ &nsIWebBrowserPersistResourceVisitor::EndVisit, mDocument,
+ NS_ERROR_FAILURE);
+ NS_DispatchToCurrentThread(errorLater);
+ }
+ mVisitor = nullptr;
+}
+
+mozilla::ipc::IPCResult WebBrowserPersistResourcesParent::Recv__delete__(
+ const nsresult& aStatus) {
+ mVisitor->EndVisit(mDocument, aStatus);
+ mVisitor = nullptr;
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult WebBrowserPersistResourcesParent::RecvVisitResource(
+ const nsACString& aURI, const nsContentPolicyType& aContentPolicyType) {
+ mVisitor->VisitResource(mDocument, aURI, aContentPolicyType);
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult WebBrowserPersistResourcesParent::RecvVisitDocument(
+ NotNull<PWebBrowserPersistDocumentParent*> aSubDocument) {
+ // Don't expose the subdocument to the visitor until it's ready
+ // (until the actor isn't in START state).
+ static_cast<WebBrowserPersistDocumentParent*>(aSubDocument.get())
+ ->SetOnReady(this);
+ return IPC_OK();
+}
+
+mozilla::ipc::IPCResult
+WebBrowserPersistResourcesParent::RecvVisitBrowsingContext(
+ const dom::MaybeDiscarded<dom::BrowsingContext>& aContext) {
+ if (aContext.IsNullOrDiscarded()) {
+ // Nothing useful to do but ignore the discarded context.
+ return IPC_OK();
+ }
+
+ mVisitor->VisitBrowsingContext(mDocument, aContext.get());
+ return IPC_OK();
+}
+
+NS_IMETHODIMP
+WebBrowserPersistResourcesParent::OnDocumentReady(
+ nsIWebBrowserPersistDocument* aSubDocument) {
+ if (!mVisitor) {
+ return NS_ERROR_FAILURE;
+ }
+ mVisitor->VisitDocument(mDocument, aSubDocument);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+WebBrowserPersistResourcesParent::OnError(nsresult aFailure) {
+ // Nothing useful to do but ignore the failed document.
+ return NS_OK;
+}
+
+} // namespace mozilla