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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
82 lines
2 KiB
C++
82 lines
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 "BlobURLChannel.h"
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#include "mozilla/dom/BlobImpl.h"
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using namespace mozilla::dom;
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BlobURLChannel::BlobURLChannel(nsIURI* aURI, nsILoadInfo* aLoadInfo)
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: mInitialized(false) {
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SetURI(aURI);
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SetOriginalURI(aURI);
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SetLoadInfo(aLoadInfo);
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// If we're sandboxed, make sure to clear any owner the channel
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// might already have.
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if (aLoadInfo && aLoadInfo->GetLoadingSandboxed()) {
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SetOwner(nullptr);
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}
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}
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BlobURLChannel::~BlobURLChannel() = default;
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void BlobURLChannel::InitFailed() {
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MOZ_ASSERT(!mInitialized);
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MOZ_ASSERT(!mInputStream);
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mInitialized = true;
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}
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void BlobURLChannel::Initialize(BlobImpl* aBlobImpl) {
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MOZ_ASSERT(!mInitialized);
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nsAutoString contentType;
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aBlobImpl->GetType(contentType);
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SetContentType(NS_ConvertUTF16toUTF8(contentType));
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if (aBlobImpl->IsFile()) {
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nsString filename;
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aBlobImpl->GetName(filename);
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SetContentDispositionFilename(filename);
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}
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ErrorResult rv;
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uint64_t size = aBlobImpl->GetSize(rv);
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if (NS_WARN_IF(rv.Failed())) {
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InitFailed();
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return;
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}
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SetContentLength(size);
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aBlobImpl->CreateInputStream(getter_AddRefs(mInputStream), rv);
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if (NS_WARN_IF(rv.Failed())) {
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InitFailed();
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return;
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}
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MOZ_ASSERT(mInputStream);
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mInitialized = true;
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}
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nsresult BlobURLChannel::OpenContentStream(bool aAsync,
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nsIInputStream** aResult,
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nsIChannel** aChannel) {
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MOZ_ASSERT(mInitialized);
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if (!mInputStream) {
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return NS_ERROR_MALFORMED_URI;
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}
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EnableSynthesizedProgressEvents(true);
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nsCOMPtr<nsIInputStream> stream = mInputStream;
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stream.forget(aResult);
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return NS_OK;
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}
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void BlobURLChannel::OnChannelDone() { mInputStream = nullptr; }
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