archive/impl/xml_woarchive_impl.ipp

0001 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
0002 // xml_woarchive_impl.ipp:
0003
0004 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
0005 // Distributed under the Boost Software License, Version 1.0. (See
0006 // accompanying file LICENSE_1_0.txt or copy at
0007 // http://www.boost.org/LICENSE_1_0.txt)
0008
0009 #include <boost/config.hpp>
0010 #ifndef BOOST_NO_STD_WSTREAMBUF
0011
0012 #include <ostream>
0013 #include <string>
0014 #include <algorithm> // std::copy
0015 #include <locale>
0016
0017 #include <cstring> // strlen
0018 #include <cstdlib> // mbtowc
0019 #ifndef BOOST_NO_CWCHAR
0020 #include <cwchar>  // wcslen
0021 #endif
0022
0023 #include <boost/config.hpp>
0024 #if defined(BOOST_NO_STDC_NAMESPACE)
0025 namespace std{
0026     using ::strlen;
0027     #if ! defined(BOOST_NO_INTRINSIC_WCHAR_T)
0028         using ::mbtowc;
0029         using ::wcslen;
0030     #endif
0031 } // namespace std
0032 #endif
0033
0034 #include <boost/core/uncaught_exceptions.hpp>
0035
0036 #include <boost/archive/xml_woarchive.hpp>
0037 #include <boost/archive/detail/utf8_codecvt_facet.hpp>
0038
0039 #include <boost/serialization/throw_exception.hpp>
0040
0041 #include <boost/archive/iterators/xml_escape.hpp>
0042 #include <boost/archive/iterators/wchar_from_mb.hpp>
0043 #include <boost/archive/iterators/ostream_iterator.hpp>
0044 #include <boost/archive/iterators/dataflow_exception.hpp>
0045
0046 namespace boost {
0047 namespace archive {
0048
0049 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
0050 // implemenations of functions specific to wide char archives
0051
0052 // copy chars to output escaping to xml and widening characters as we go
0053 template<class InputIterator>
0054 void save_iterator(std::wostream &os, InputIterator begin, InputIterator end){
0055     typedef iterators::wchar_from_mb<
0056         iterators::xml_escape<InputIterator>
0057     > xmbtows;
0058     std::copy(
0059         xmbtows(begin),
0060         xmbtows(end),
0061         boost::archive::iterators::ostream_iterator<wchar_t>(os)
0062     );
0063 }
0064
0065 template<class Archive>
0066 BOOST_WARCHIVE_DECL void
0067 xml_woarchive_impl<Archive>::save(const std::string & s){
0068     // note: we don't use s.begin() and s.end() because dinkumware
0069     // doesn't have string::value_type defined. So use a wrapper
0070     // around these values to implement the definitions.
0071     const char * begin = s.data();
0072     const char * end = begin + s.size();
0073     save_iterator(os, begin, end);
0074 }
0075
0076 #ifndef BOOST_NO_STD_WSTRING
0077 template<class Archive>
0078 BOOST_WARCHIVE_DECL void
0079 xml_woarchive_impl<Archive>::save(const std::wstring & ws){
0080 #if 0
0081     typedef iterators::xml_escape<std::wstring::const_iterator> xmbtows;
0082     std::copy(
0083         xmbtows(ws.begin()),
0084         xmbtows(ws.end()),
0085         boost::archive::iterators::ostream_iterator<wchar_t>(os)
0086     );
0087 #endif
0088     typedef iterators::xml_escape<const wchar_t *> xmbtows;
0089     std::copy(
0090         xmbtows(ws.data()),
0091         xmbtows(ws.data() + ws.size()),
0092         boost::archive::iterators::ostream_iterator<wchar_t>(os)
0093     );
0094 }
0095 #endif //BOOST_NO_STD_WSTRING
0096
0097 template<class Archive>
0098 BOOST_WARCHIVE_DECL void
0099 xml_woarchive_impl<Archive>::save(const char * s){
0100    save_iterator(os, s, s + std::strlen(s));
0101 }
0102
0103 #ifndef BOOST_NO_INTRINSIC_WCHAR_T
0104 template<class Archive>
0105 BOOST_WARCHIVE_DECL void
0106 xml_woarchive_impl<Archive>::save(const wchar_t * ws){
0107     typedef iterators::xml_escape<const wchar_t *> xmbtows;
0108     std::copy(
0109         xmbtows(ws),
0110         xmbtows(ws + std::wcslen(ws)),
0111         boost::archive::iterators::ostream_iterator<wchar_t>(os)
0112     );
0113 }
0114 #endif
0115
0116 template<class Archive>
0117 BOOST_WARCHIVE_DECL
0118 xml_woarchive_impl<Archive>::xml_woarchive_impl(
0119     std::wostream & os_,
0120     unsigned int flags
0121 ) :
0122     basic_text_oprimitive<std::wostream>(
0123         os_,
0124         true // don't change the codecvt - use the one below
0125     ),
0126     basic_xml_oarchive<Archive>(flags)
0127 {
0128     if(0 == (flags & no_codecvt)){
0129         archive_locale = std::locale(
0130             os_.getloc(),
0131             new boost::archive::detail::utf8_codecvt_facet
0132         );
0133         os_.flush();
0134         os_.imbue(archive_locale);
0135     }
0136 }
0137
0138 template<class Archive>
0139 BOOST_WARCHIVE_DECL
0140 xml_woarchive_impl<Archive>::~xml_woarchive_impl(){
0141     if(boost::core::uncaught_exceptions() > 0)
0142         return;
0143     if(0 == (this->get_flags() & no_header)){
0144         os << L"</boost_serialization>";
0145     }
0146 }
0147
0148 template<class Archive>
0149 BOOST_WARCHIVE_DECL void
0150 xml_woarchive_impl<Archive>::save_binary(
0151     const void *address,
0152     std::size_t count
0153 ){
0154     this->end_preamble();
0155     #if ! defined(__MWERKS__)
0156     this->basic_text_oprimitive<std::wostream>::save_binary(
0157     #else
0158     this->basic_text_oprimitive::save_binary(
0159     #endif
0160         address,
0161         count
0162     );
0163     this->indent_next = true;
0164 }
0165
0166 } // namespace archive
0167 } // namespace boost
0168
0169 #endif //BOOST_NO_STD_WSTREAMBUF