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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 /docshell/base/LoadContext.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'docshell/base/LoadContext.cpp')
-rw-r--r--docshell/base/LoadContext.cpp229
1 files changed, 229 insertions, 0 deletions
diff --git a/docshell/base/LoadContext.cpp b/docshell/base/LoadContext.cpp
new file mode 100644
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+++ b/docshell/base/LoadContext.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 "mozilla/Assertions.h"
+#include "mozilla/BasePrincipal.h"
+#include "mozilla/LoadContext.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/dom/ScriptSettings.h" // for AutoJSAPI
+#include "nsContentUtils.h"
+#include "xpcpublic.h"
+
+bool
+nsILoadContext::GetOriginAttributes(mozilla::DocShellOriginAttributes& aAttrs)
+{
+ mozilla::dom::AutoJSAPI jsapi;
+ bool ok = jsapi.Init(xpc::PrivilegedJunkScope());
+ NS_ENSURE_TRUE(ok, false);
+ JS::Rooted<JS::Value> v(jsapi.cx());
+ nsresult rv = GetOriginAttributes(&v);
+ NS_ENSURE_SUCCESS(rv, false);
+ NS_ENSURE_TRUE(v.isObject(), false);
+ JS::Rooted<JSObject*> obj(jsapi.cx(), &v.toObject());
+
+ // If we're JS-implemented, the object will be left in a different (System-Principaled)
+ // scope, so we may need to enter its compartment.
+ MOZ_ASSERT(nsContentUtils::IsSystemPrincipal(nsContentUtils::ObjectPrincipal(obj)));
+ JSAutoCompartment ac(jsapi.cx(), obj);
+
+ mozilla::DocShellOriginAttributes attrs;
+ ok = attrs.Init(jsapi.cx(), v);
+ NS_ENSURE_TRUE(ok, false);
+ aAttrs = attrs;
+ return true;
+}
+
+namespace mozilla {
+
+NS_IMPL_ISUPPORTS(LoadContext, nsILoadContext, nsIInterfaceRequestor)
+
+LoadContext::LoadContext(nsIPrincipal* aPrincipal,
+ nsILoadContext* aOptionalBase)
+ : mTopFrameElement(nullptr)
+ , mNestedFrameId(0)
+ , mIsContent(true)
+ , mUseRemoteTabs(false)
+#ifdef DEBUG
+ , mIsNotNull(true)
+#endif
+{
+ PrincipalOriginAttributes poa = BasePrincipal::Cast(aPrincipal)->OriginAttributesRef();
+ mOriginAttributes.InheritFromDocToChildDocShell(poa);
+ if (!aOptionalBase) {
+ return;
+ }
+
+ MOZ_ALWAYS_SUCCEEDS(aOptionalBase->GetIsContent(&mIsContent));
+ MOZ_ALWAYS_SUCCEEDS(aOptionalBase->GetUseRemoteTabs(&mUseRemoteTabs));
+}
+
+//-----------------------------------------------------------------------------
+// LoadContext::nsILoadContext
+//-----------------------------------------------------------------------------
+
+NS_IMETHODIMP
+LoadContext::GetAssociatedWindow(mozIDOMWindowProxy**)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ // can't support this in the parent process
+ return NS_ERROR_UNEXPECTED;
+}
+
+NS_IMETHODIMP
+LoadContext::GetTopWindow(mozIDOMWindowProxy**)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ // can't support this in the parent process
+ return NS_ERROR_UNEXPECTED;
+}
+
+NS_IMETHODIMP
+LoadContext::GetTopFrameElement(nsIDOMElement** aElement)
+{
+ nsCOMPtr<nsIDOMElement> element = do_QueryReferent(mTopFrameElement);
+ element.forget(aElement);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::GetNestedFrameId(uint64_t* aId)
+{
+ NS_ENSURE_ARG(aId);
+ *aId = mNestedFrameId;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::GetIsContent(bool* aIsContent)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ NS_ENSURE_ARG_POINTER(aIsContent);
+
+ *aIsContent = mIsContent;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::GetUsePrivateBrowsing(bool* aUsePrivateBrowsing)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ NS_ENSURE_ARG_POINTER(aUsePrivateBrowsing);
+
+ *aUsePrivateBrowsing = mOriginAttributes.mPrivateBrowsingId > 0;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::SetUsePrivateBrowsing(bool aUsePrivateBrowsing)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ // We shouldn't need this on parent...
+ return NS_ERROR_UNEXPECTED;
+}
+
+NS_IMETHODIMP
+LoadContext::SetPrivateBrowsing(bool aUsePrivateBrowsing)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ // We shouldn't need this on parent...
+ return NS_ERROR_UNEXPECTED;
+}
+
+NS_IMETHODIMP
+LoadContext::GetUseRemoteTabs(bool* aUseRemoteTabs)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ NS_ENSURE_ARG_POINTER(aUseRemoteTabs);
+
+ *aUseRemoteTabs = mUseRemoteTabs;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::SetRemoteTabs(bool aUseRemoteTabs)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ // We shouldn't need this on parent...
+ return NS_ERROR_UNEXPECTED;
+}
+
+NS_IMETHODIMP
+LoadContext::GetIsInIsolatedMozBrowserElement(bool* aIsInIsolatedMozBrowserElement)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ NS_ENSURE_ARG_POINTER(aIsInIsolatedMozBrowserElement);
+
+ *aIsInIsolatedMozBrowserElement = mOriginAttributes.mInIsolatedMozBrowser;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::GetAppId(uint32_t* aAppId)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ NS_ENSURE_ARG_POINTER(aAppId);
+
+ *aAppId = mOriginAttributes.mAppId;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::GetOriginAttributes(JS::MutableHandleValue aAttrs)
+{
+ JSContext* cx = nsContentUtils::GetCurrentJSContext();
+ MOZ_ASSERT(cx);
+
+ bool ok = ToJSValue(cx, mOriginAttributes, aAttrs);
+ NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+LoadContext::IsTrackingProtectionOn(bool* aIsTrackingProtectionOn)
+{
+ MOZ_ASSERT(mIsNotNull);
+
+ if (Preferences::GetBool("privacy.trackingprotection.enabled", false)) {
+ *aIsTrackingProtectionOn = true;
+ } else if ((mOriginAttributes.mPrivateBrowsingId > 0) &&
+ Preferences::GetBool("privacy.trackingprotection.pbmode.enabled", false)) {
+ *aIsTrackingProtectionOn = true;
+ } else {
+ *aIsTrackingProtectionOn = false;
+ }
+
+ return NS_OK;
+}
+
+//-----------------------------------------------------------------------------
+// LoadContext::nsIInterfaceRequestor
+//-----------------------------------------------------------------------------
+NS_IMETHODIMP
+LoadContext::GetInterface(const nsIID& aIID, void** aResult)
+{
+ NS_ENSURE_ARG_POINTER(aResult);
+ *aResult = nullptr;
+
+ if (aIID.Equals(NS_GET_IID(nsILoadContext))) {
+ *aResult = static_cast<nsILoadContext*>(this);
+ NS_ADDREF_THIS();
+ return NS_OK;
+ }
+
+ return NS_NOINTERFACE;
+}
+
+} // namespace mozilla