poco/Net/src/MultipartWriter.cpp

88 lines
1.4 KiB
C++

//
// MultipartWriter.cpp
//
// Library: Net
// Package: Messages
// Module: MultipartWriter
//
// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/Net/MultipartWriter.h"
#include "Poco/Net/MessageHeader.h"
#include "Poco/Random.h"
#include "Poco/NumberFormatter.h"
using Poco::Random;
using Poco::NumberFormatter;
namespace Poco {
namespace Net {
MultipartWriter::MultipartWriter(std::ostream& ostr):
_ostr(ostr),
_boundary(createBoundary()),
_firstPart(true)
{
}
MultipartWriter::MultipartWriter(std::ostream& ostr, const std::string& boundary):
_ostr(ostr),
_boundary(boundary),
_firstPart(true)
{
if (_boundary.empty())
_boundary = createBoundary();
}
MultipartWriter::~MultipartWriter()
{
}
void MultipartWriter::nextPart(const MessageHeader& header)
{
if (_firstPart)
_firstPart = false;
else
_ostr << "\r\n";
_ostr << "--" << _boundary << "\r\n";
header.write(_ostr);
_ostr << "\r\n";
}
void MultipartWriter::close()
{
_ostr << "\r\n--" << _boundary << "--\r\n";
}
const std::string& MultipartWriter::boundary() const
{
return _boundary;
}
std::string MultipartWriter::createBoundary()
{
std::string boundary("MIME_boundary_");
Random rnd;
rnd.seed();
NumberFormatter::appendHex(boundary, rnd.next(), 8);
NumberFormatter::appendHex(boundary, rnd.next(), 8);
return boundary;
}
} } // namespace Poco::Net