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/*
* Copyright (C) 2016 Canon Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions
* are required to be met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Canon Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY CANON INC. AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL CANON INC. AND ITS CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(FETCH_API)
#include "ActiveDOMObject.h"
#include "FetchBody.h"
#include "FetchHeaders.h"
#include "FetchLoaderClient.h"
#include "FetchResponseSource.h"
namespace WebCore {
class FetchLoader;
class FetchBodyOwner : public RefCounted<FetchBodyOwner>, public ActiveDOMObject {
public:
FetchBodyOwner(ScriptExecutionContext&, std::optional<FetchBody>&&, Ref<FetchHeaders>&&);
// Exposed Body API
bool isDisturbed() const { return m_isDisturbed; };
void arrayBuffer(Ref<DeferredPromise>&&);
void blob(Ref<DeferredPromise>&&);
void formData(Ref<DeferredPromise>&&);
void json(Ref<DeferredPromise>&&);
void text(Ref<DeferredPromise>&&);
bool isDisturbedOrLocked() const;
void loadBlob(const Blob&, FetchBodyConsumer*);
bool isActive() const { return !!m_blobLoader; }
protected:
const FetchBody& body() const { return *m_body; }
FetchBody& body() { return *m_body; }
bool isBodyNull() const { return !m_body; }
void cloneBody(const FetchBodyOwner&);
void extractBody(ScriptExecutionContext&, JSC::ExecState&, JSC::JSValue);
void updateContentType();
void consumeOnceLoadingFinished(FetchBodyConsumer::Type, Ref<DeferredPromise>&&);
// ActiveDOMObject API
void stop() override;
void setDisturbed() { m_isDisturbed = true; }
private:
// Blob loading routines
void blobChunk(const char*, size_t);
void blobLoadingSucceeded();
void blobLoadingFailed();
void finishBlobLoading();
struct BlobLoader final : FetchLoaderClient {
BlobLoader(FetchBodyOwner&);
// FetchLoaderClient API
void didReceiveResponse(const ResourceResponse&) final;
void didReceiveData(const char* data, size_t size) final { owner.blobChunk(data, size); }
void didFail() final;
void didSucceed() final { owner.blobLoadingSucceeded(); }
FetchBodyOwner& owner;
std::unique_ptr<FetchLoader> loader;
};
protected:
std::optional<FetchBody> m_body;
String m_contentType;
bool m_isDisturbed { false };
#if ENABLE(READABLE_STREAM_API)
RefPtr<FetchResponseSource> m_readableStreamSource;
#endif
Ref<FetchHeaders> m_headers;
private:
std::optional<BlobLoader> m_blobLoader;
};
} // namespace WebCore
#endif // ENABLE(FETCH_API)
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