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//
// VMime library (http://www.vmime.org)
// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 3 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// Linking this library statically or dynamically with other modules is making
// a combined work based on this library. Thus, the terms and conditions of
// the GNU General Public License cover the whole combination.
//
#include "vmime/stringContentHandler.hpp"
#include "vmime/utility/inputStreamStringAdapter.hpp"
#include "vmime/utility/inputStreamStringProxyAdapter.hpp"
#include "vmime/utility/outputStreamAdapter.hpp"
namespace vmime
{
stringContentHandler::stringContentHandler()
{
}
stringContentHandler::stringContentHandler(const string& buffer, const vmime::encoding& enc)
: m_encoding(enc), m_string(buffer)
{
}
stringContentHandler::stringContentHandler(const stringContentHandler& cts)
: contentHandler(), m_contentType(cts.m_contentType),
m_encoding(cts.m_encoding), m_string(cts.m_string)
{
}
stringContentHandler::stringContentHandler(const utility::stringProxy& str, const vmime::encoding& enc)
: m_encoding(enc), m_string(str)
{
}
stringContentHandler::stringContentHandler(const string& buffer, const string::size_type start,
const string::size_type end, const vmime::encoding& enc)
: m_encoding(enc), m_string(buffer, start, end)
{
}
stringContentHandler::~stringContentHandler()
{
}
shared_ptr <contentHandler> stringContentHandler::clone() const
{
return make_shared <stringContentHandler>(*this);
}
stringContentHandler& stringContentHandler::operator=(const stringContentHandler& cts)
{
m_contentType = cts.m_contentType;
m_encoding = cts.m_encoding;
m_string = cts.m_string;
return (*this);
}
void stringContentHandler::setData(const utility::stringProxy& str, const vmime::encoding& enc)
{
m_encoding = enc;
m_string = str;
}
void stringContentHandler::setData(const string& buffer, const vmime::encoding& enc)
{
m_encoding = enc;
m_string.set(buffer);
}
void stringContentHandler::setData(const string& buffer, const string::size_type start,
const string::size_type end, const vmime::encoding& enc)
{
m_encoding = enc;
m_string.set(buffer, start, end);
}
stringContentHandler& stringContentHandler::operator=(const string& buffer)
{
setData(buffer, NO_ENCODING);
return (*this);
}
void stringContentHandler::generate(utility::outputStream& os,
const vmime::encoding& enc, const string::size_type maxLineLength) const
{
// Managed data is already encoded
if (isEncoded())
{
// The data is already encoded but the encoding specified for
// the generation is different from the current one. We need
// to re-encode data: decode from input buffer to temporary
// buffer, and then re-encode to output stream...
if (m_encoding != enc)
{
shared_ptr <utility::encoder::encoder> theDecoder = m_encoding.getEncoder();
shared_ptr <utility::encoder::encoder> theEncoder = enc.getEncoder();
theEncoder->getProperties()["maxlinelength"] = maxLineLength;
theEncoder->getProperties()["text"] = (m_contentType.getType() == mediaTypes::TEXT);
utility::inputStreamStringProxyAdapter in(m_string);
std::ostringstream oss;
utility::outputStreamAdapter tempOut(oss);
theDecoder->decode(in, tempOut);
string str = oss.str();
utility::inputStreamStringAdapter tempIn(str);
theEncoder->encode(tempIn, os);
}
// No encoding to perform
else
{
m_string.extract(os);
}
}
// Need to encode data before
else
{
shared_ptr <utility::encoder::encoder> theEncoder = enc.getEncoder();
theEncoder->getProperties()["maxlinelength"] = maxLineLength;
theEncoder->getProperties()["text"] = (m_contentType.getType() == mediaTypes::TEXT);
utility::inputStreamStringProxyAdapter in(m_string);
theEncoder->encode(in, os);
}
}
void stringContentHandler::extract(utility::outputStream& os,
utility::progressListener* progress) const
{
// No decoding to perform
if (!isEncoded())
{
m_string.extract(os, 0, m_string.length(), progress);
}
// Need to decode data
else
{
shared_ptr <utility::encoder::encoder> theDecoder = m_encoding.getEncoder();
utility::inputStreamStringProxyAdapter in(m_string);
utility::progressListenerSizeAdapter plsa(progress, getLength());
theDecoder->decode(in, os, &plsa);
}
}
void stringContentHandler::extractRaw(utility::outputStream& os,
utility::progressListener* progress) const
{
m_string.extract(os, 0, m_string.length(), progress);
}
string::size_type stringContentHandler::getLength() const
{
return (m_string.length());
}
bool stringContentHandler::isEmpty() const
{
return (m_string.length() == 0);
}
bool stringContentHandler::isEncoded() const
{
return (m_encoding != NO_ENCODING);
}
const vmime::encoding& stringContentHandler::getEncoding() const
{
return (m_encoding);
}
bool stringContentHandler::isBuffered() const
{
return true;
}
void stringContentHandler::setContentTypeHint(const mediaType& type)
{
m_contentType = type;
}
const mediaType stringContentHandler::getContentTypeHint() const
{
return m_contentType;
}
} // vmime
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