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2c25988734
--HG-- rename : content/media/nsDOMMediaStream.cpp => content/media/DOMMediaStream.cpp rename : content/media/nsDOMMediaStream.h => content/media/DOMMediaStream.h extra : rebase_source : 483fca748444db20ed0d35cb586485f277e1808c
104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "URL.h"
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#include "nsGlobalWindow.h"
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#include "nsIDOMFile.h"
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#include "DOMMediaStream.h"
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#include "nsIDocument.h"
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#include "nsIPrincipal.h"
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#include "nsContentUtils.h"
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#include "nsHostObjectProtocolHandler.h"
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namespace mozilla {
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namespace dom {
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void
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URL::CreateObjectURL(const GlobalObject& aGlobal, nsIDOMBlob* aBlob,
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const objectURLOptions& aOptions,
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nsString& aResult,
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ErrorResult& aError)
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{
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CreateObjectURLInternal(aGlobal.Get(), aBlob,
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NS_LITERAL_CSTRING(BLOBURI_SCHEME), aOptions, aResult,
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aError);
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}
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void
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URL::CreateObjectURL(const GlobalObject& aGlobal, DOMMediaStream& aStream,
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const mozilla::dom::objectURLOptions& aOptions,
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nsString& aResult,
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ErrorResult& aError)
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{
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CreateObjectURLInternal(aGlobal.Get(), &aStream,
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NS_LITERAL_CSTRING(MEDIASTREAMURI_SCHEME), aOptions,
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aResult, aError);
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}
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void
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URL::CreateObjectURLInternal(nsISupports* aGlobal, nsISupports* aObject,
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const nsACString& aScheme,
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const mozilla::dom::objectURLOptions& aOptions,
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nsString& aResult,
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ErrorResult& aError)
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{
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nsCOMPtr<nsPIDOMWindow> w = do_QueryInterface(aGlobal);
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nsGlobalWindow* window = static_cast<nsGlobalWindow*>(w.get());
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NS_PRECONDITION(!window || window->IsInnerWindow(),
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"Should be inner window");
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if (!window || !window->GetExtantDoc()) {
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aError.Throw(NS_ERROR_INVALID_POINTER);
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return;
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}
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nsIDocument* doc = window->GetExtantDoc();
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nsCString url;
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nsresult rv = nsHostObjectProtocolHandler::AddDataEntry(aScheme, aObject,
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doc->NodePrincipal(), url);
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if (NS_FAILED(rv)) {
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aError.Throw(rv);
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return;
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}
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doc->RegisterHostObjectUri(url);
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CopyASCIItoUTF16(url, aResult);
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}
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void
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URL::RevokeObjectURL(const GlobalObject& aGlobal, const nsAString& aURL)
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{
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nsCOMPtr<nsPIDOMWindow> w = do_QueryInterface(aGlobal.Get());
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nsGlobalWindow* window = static_cast<nsGlobalWindow*>(w.get());
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NS_PRECONDITION(!window || window->IsInnerWindow(),
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"Should be inner window");
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if (!window)
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return;
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NS_LossyConvertUTF16toASCII asciiurl(aURL);
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nsIPrincipal* winPrincipal = window->GetPrincipal();
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if (!winPrincipal) {
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return;
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}
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nsIPrincipal* principal =
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nsHostObjectProtocolHandler::GetDataEntryPrincipal(asciiurl);
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bool subsumes;
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if (principal && winPrincipal &&
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NS_SUCCEEDED(winPrincipal->Subsumes(principal, &subsumes)) &&
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subsumes) {
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if (window->GetExtantDoc()) {
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window->GetExtantDoc()->UnregisterHostObjectUri(asciiurl);
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}
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nsHostObjectProtocolHandler::RemoveDataEntry(asciiurl);
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}
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}
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}
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}
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