firefox-main/dom/url/URLMainThread.cpp (file symbol)

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/* 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 "URLMainThread.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/Blob.h"
#include "mozilla/dom/BlobURLProtocolHandler.h"
#include "mozilla/dom/DocGroup.h"
#include "mozilla/dom/Document.h"
#include "nsContentUtils.h"
#include "nsGlobalWindowInner.h"
#include "nsNetUtil.h"
#include "nsThreadUtils.h"
namespace mozilla::dom {
/* static */
void URLMainThread::CreateObjectURL(const GlobalObject& aGlobal,
const BlobOrMediaSource& aObj,
nsACString& aResult, ErrorResult& aRv) {
MOZ_ASSERT(NS_IsMainThread());
nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
if (NS_WARN_IF(!global)) {
aRv.Throw(NS_ERROR_FAILURE);
return;
}
// MediaSource URLs cannot be used across Agent boundaries, as they require
// direct scriptable object sharing between registration and use.
// A MediaSource URL also cannot be used for generic subresource fetches.
// Because of this, they are registered on the DocGroup instead of globally.
if (aObj.IsMediaSource()) {
nsCOMPtr<nsPIDOMWindowInner> owner = do_QueryInterface(global);
RefPtr<DocGroup> docGroup = owner ? owner->GetDocGroup() : nullptr;
if (!docGroup) {
aRv.ThrowSecurityError("MediaSource URL must be registered in a Window");
return;
}
aRv = docGroup->RegisterMediaSourceURL(nsGlobalWindowInner::Cast(owner),
&aObj.GetAsMediaSource(), aResult);
return;
}
MOZ_RELEASE_ASSERT(aObj.IsBlob(), "MediaSource handled above");
nsAutoString partKey;
if (nsPIDOMWindowInner* owner = global->GetAsInnerWindow()) {
if (Document* doc = owner->GetExtantDoc()) {
nsCOMPtr<nsICookieJarSettings> cookieJarSettings =
doc->CookieJarSettings();
cookieJarSettings->GetPartitionKey(partKey);
}
}
nsCOMPtr<nsIPrincipal> principal =
nsContentUtils::ObjectPrincipal(aGlobal.Get());
aRv = BlobURLProtocolHandler::AddDataEntry(aObj.GetAsBlob().Impl(), principal,
NS_ConvertUTF16toUTF8(partKey),
aResult);
if (NS_WARN_IF(aRv.Failed())) {
return;
}
global->RegisterHostObjectURI(aResult);
}
/* static */
void URLMainThread::RevokeObjectURL(const GlobalObject& aGlobal,
const nsACString& aURL, ErrorResult& aRv) {
MOZ_ASSERT(NS_IsMainThread());
nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
if (!global) {
aRv.Throw(NS_ERROR_FAILURE);
return;
}
nsAutoString partKey;
if (nsPIDOMWindowInner* owner = global->GetAsInnerWindow()) {
// If this is a Media Source URL, we can skip checking the global store.
RefPtr<DocGroup> docGroup = owner->GetDocGroup();
if (docGroup && docGroup->UnregisterMediaSourceURL(aURL)) {
return;
}
if (Document* doc = owner->GetExtantDoc()) {
nsCOMPtr<nsICookieJarSettings> cookieJarSettings =
doc->CookieJarSettings();
cookieJarSettings->GetPartitionKey(partKey);
}
}
if (BlobURLProtocolHandler::RemoveDataEntry(
aURL, nsContentUtils::ObjectPrincipal(aGlobal.Get()),
NS_ConvertUTF16toUTF8(partKey))) {
global->UnregisterHostObjectURI(aURL);
}
}
// static
bool URLMainThread::IsBoundToBlob(const GlobalObject& aGlobal,
const nsACString& aURL, ErrorResult& aRv) {
MOZ_ASSERT(NS_IsMainThread());
return BlobURLProtocolHandler::HasDataEntryTypeBlob(aURL);
}
} // namespace mozilla::dom