summaryrefslogtreecommitdiffstats
path: root/dom/presentation/Presentation.cpp
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/presentation/Presentation.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/presentation/Presentation.cpp')
-rw-r--r--dom/presentation/Presentation.cpp182
1 files changed, 182 insertions, 0 deletions
diff --git a/dom/presentation/Presentation.cpp b/dom/presentation/Presentation.cpp
new file mode 100644
index 000000000..07ca12f26
--- /dev/null
+++ b/dom/presentation/Presentation.cpp
@@ -0,0 +1,182 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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 "Presentation.h"
+
+#include <ctype.h>
+
+#include "mozilla/dom/PresentationBinding.h"
+#include "mozilla/dom/Promise.h"
+#include "nsContentUtils.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsIDocShell.h"
+#include "nsIPresentationService.h"
+#include "nsIScriptSecurityManager.h"
+#include "nsJSUtils.h"
+#include "nsNetUtil.h"
+#include "nsPIDOMWindow.h"
+#include "nsSandboxFlags.h"
+#include "nsServiceManagerUtils.h"
+#include "PresentationReceiver.h"
+
+namespace mozilla {
+namespace dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(Presentation,
+ mWindow,
+ mDefaultRequest, mReceiver)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(Presentation)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(Presentation)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Presentation)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+/* static */ already_AddRefed<Presentation>
+Presentation::Create(nsPIDOMWindowInner* aWindow)
+{
+ RefPtr<Presentation> presentation = new Presentation(aWindow);
+ return presentation.forget();
+}
+
+Presentation::Presentation(nsPIDOMWindowInner* aWindow)
+ : mWindow(aWindow)
+{
+}
+
+Presentation::~Presentation()
+{
+}
+
+/* virtual */ JSObject*
+Presentation::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto)
+{
+ return PresentationBinding::Wrap(aCx, this, aGivenProto);
+}
+
+void
+Presentation::SetDefaultRequest(PresentationRequest* aRequest)
+{
+ nsCOMPtr<nsIDocument> doc = mWindow ? mWindow->GetExtantDoc() : nullptr;
+ if (NS_WARN_IF(!doc)) {
+ return;
+ }
+
+ if (doc->GetSandboxFlags() & SANDBOXED_PRESENTATION) {
+ return;
+ }
+
+ mDefaultRequest = aRequest;
+}
+
+already_AddRefed<PresentationRequest>
+Presentation::GetDefaultRequest() const
+{
+ RefPtr<PresentationRequest> request = mDefaultRequest;
+ return request.forget();
+}
+
+already_AddRefed<PresentationReceiver>
+Presentation::GetReceiver()
+{
+ // return the same receiver if already created
+ if (mReceiver) {
+ RefPtr<PresentationReceiver> receiver = mReceiver;
+ return receiver.forget();
+ }
+
+ if (!HasReceiverSupport() || !IsInPresentedContent()) {
+ return nullptr;
+ }
+
+ mReceiver = PresentationReceiver::Create(mWindow);
+ if (NS_WARN_IF(!mReceiver)) {
+ MOZ_ASSERT(mReceiver);
+ return nullptr;
+ }
+
+ RefPtr<PresentationReceiver> receiver = mReceiver;
+ return receiver.forget();
+}
+
+void
+Presentation::SetStartSessionUnsettled(bool aIsUnsettled)
+{
+ mStartSessionUnsettled = aIsUnsettled;
+}
+
+bool
+Presentation::IsStartSessionUnsettled() const
+{
+ return mStartSessionUnsettled;
+}
+
+bool
+Presentation::HasReceiverSupport() const
+{
+ if (!mWindow) {
+ return false;
+ }
+
+ // Grant access to browser receiving pages and their same-origin iframes. (App
+ // pages should be controlled by "presentation" permission in app manifests.)
+ nsCOMPtr<nsIDocShell> docShell = mWindow->GetDocShell();
+ if (!docShell) {
+ return false;
+ }
+
+ if (!Preferences::GetBool("dom.presentation.testing.simulate-receiver") &&
+ !docShell->GetIsInMozBrowserOrApp() &&
+ !docShell->GetIsTopLevelContentDocShell()) {
+ return false;
+ }
+
+ nsAutoString presentationURL;
+ nsContentUtils::GetPresentationURL(docShell, presentationURL);
+
+ if (presentationURL.IsEmpty()) {
+ return false;
+ }
+
+ nsCOMPtr<nsIScriptSecurityManager> securityManager =
+ nsContentUtils::GetSecurityManager();
+ if (!securityManager) {
+ return false;
+ }
+
+ nsCOMPtr<nsIURI> presentationURI;
+ nsresult rv = NS_NewURI(getter_AddRefs(presentationURI), presentationURL);
+ if (NS_FAILED(rv)) {
+ return false;
+ }
+
+ nsCOMPtr<nsIURI> docURI = mWindow->GetDocumentURI();
+ return NS_SUCCEEDED(securityManager->CheckSameOriginURI(presentationURI,
+ docURI,
+ false));
+}
+
+bool
+Presentation::IsInPresentedContent() const
+{
+ if (!mWindow) {
+ return false;
+ }
+
+ nsCOMPtr<nsIDocShell> docShell = mWindow->GetDocShell();
+ MOZ_ASSERT(docShell);
+
+ nsAutoString presentationURL;
+ nsContentUtils::GetPresentationURL(docShell, presentationURL);
+
+ return !presentationURL.IsEmpty();
+}
+
+} // namespace dom
+} // namespace mozilla