mirror of
https://github.com/mozilla/gecko-dev.git
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105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "URLMainThread.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/Blob.h"
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#include "mozilla/dom/BlobURLProtocolHandler.h"
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#include "mozilla/Unused.h"
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#include "nsContentUtils.h"
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#include "nsNetUtil.h"
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#include "nsThreadUtils.h"
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namespace mozilla {
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namespace dom {
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/* static */
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void URLMainThread::CreateObjectURL(const GlobalObject& aGlobal, Blob& aBlob,
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nsAString& aResult, ErrorResult& aRv) {
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MOZ_ASSERT(NS_IsMainThread());
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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if (NS_WARN_IF(!global)) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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nsCOMPtr<nsIPrincipal> principal =
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nsContentUtils::ObjectPrincipal(aGlobal.Get());
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nsAutoCString url;
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aRv = BlobURLProtocolHandler::AddDataEntry(aBlob.Impl(), principal,
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global->GetAgentClusterId(), url);
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if (NS_WARN_IF(aRv.Failed())) {
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return;
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}
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global->RegisterHostObjectURI(url);
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CopyASCIItoUTF16(url, aResult);
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}
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/* static */
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void URLMainThread::CreateObjectURL(const GlobalObject& aGlobal,
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MediaSource& aSource, nsAString& aResult,
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ErrorResult& aRv) {
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MOZ_ASSERT(NS_IsMainThread());
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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if (NS_WARN_IF(!global)) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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nsCOMPtr<nsIPrincipal> principal =
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nsContentUtils::ObjectPrincipal(aGlobal.Get());
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nsAutoCString url;
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aRv = BlobURLProtocolHandler::AddDataEntry(&aSource, principal,
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global->GetAgentClusterId(), url);
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if (NS_WARN_IF(aRv.Failed())) {
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return;
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}
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nsCOMPtr<nsIRunnable> revocation = NS_NewRunnableFunction(
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"dom::URLMainThread::CreateObjectURL",
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[url] { BlobURLProtocolHandler::RemoveDataEntry(url); });
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nsContentUtils::RunInStableState(revocation.forget());
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CopyASCIItoUTF16(url, aResult);
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}
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/* static */
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void URLMainThread::RevokeObjectURL(const GlobalObject& aGlobal,
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const nsAString& aURL, ErrorResult& aRv) {
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MOZ_ASSERT(NS_IsMainThread());
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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if (!global) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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NS_LossyConvertUTF16toASCII asciiurl(aURL);
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if (BlobURLProtocolHandler::RemoveDataEntry(
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asciiurl, nsContentUtils::ObjectPrincipal(aGlobal.Get()),
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global->GetAgentClusterId())) {
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global->UnregisterHostObjectURI(asciiurl);
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}
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}
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/* static */
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bool URLMainThread::IsValidURL(const GlobalObject& aGlobal,
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const nsAString& aURL, ErrorResult& aRv) {
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MOZ_ASSERT(NS_IsMainThread());
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NS_LossyConvertUTF16toASCII asciiurl(aURL);
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return BlobURLProtocolHandler::HasDataEntry(asciiurl);
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}
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} // namespace dom
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} // namespace mozilla
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