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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_DOWNLOAD_MHTML_EXTRA_PARTS_IMPL_H_
#define CONTENT_BROWSER_DOWNLOAD_MHTML_EXTRA_PARTS_IMPL_H_
#include "content/public/browser/mhtml_extra_parts.h"
namespace content {
// Data fields used to build an additional MHTML part in the output file.
struct MHTMLExtraDataPart {
std::string content_type;
std::string content_location;
std::string extra_headers;
std::string body;
MHTMLExtraDataPart();
MHTMLExtraDataPart(const MHTMLExtraDataPart& other);
MHTMLExtraDataPart(MHTMLExtraDataPart&& other);
MHTMLExtraDataPart& operator=(const MHTMLExtraDataPart& other);
MHTMLExtraDataPart& operator=(MHTMLExtraDataPart&& other);
~MHTMLExtraDataPart();
};
// Class used as a data object for WebContents UserData to represent an MHTML
// part that we plan to write into the output MHTML file. Each MHTMLExtraPart
// object in the contained vector lets us hold enough information to generate
// one MHTML part. This allows arbitrary extra MHTML parts to be added into the
// complete file. For instance, this might be used for gathering load time
// signals in debug code for analysis.
class MHTMLExtraPartsImpl : public content::MHTMLExtraParts {
public:
MHTMLExtraPartsImpl();
~MHTMLExtraPartsImpl() override;
// Return the vector of parts to be serialized.
const std::vector<MHTMLExtraDataPart>& parts() const { return parts_; }
// Return the number of extra parts added.
int64_t size() override;
// Creates a MHTMLExtraDataPart and adds it to our vector of parts.
void AddExtraMHTMLPart(const std::string& content_type,
const std::string& content_location,
const std::string& extra_headers,
const std::string& body) override;
private:
std::vector<MHTMLExtraDataPart> parts_;
};
} // namespace content
#endif // CONTENT_BROWSER_DOWNLOAD_MHTML_EXTRA_PARTS_IMPL_H_
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