boost/archive/impl/xml_woarchive_impl.ipp

   1 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
   2 // xml_woarchive_impl.ipp:
   3
   4 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
   5 // Distributed under the Boost Software License, Version 1.0. (See
   6 // accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #include <boost/config.hpp>
  10 #ifndef BOOST_NO_STD_WSTREAMBUF
  11
  12 #include <ostream>
  13 #include <string>
  14 #include <algorithm> // std::copy
  15 #include <locale>
  16
  17 #include <cstring> // strlen
  18 #include <cstdlib> // mbtowc
  19 #ifndef BOOST_NO_CWCHAR
  20 #include <cwchar>  // wcslen
  21 #endif
  22
  23 #include <boost/config.hpp>
  24 #if defined(BOOST_NO_STDC_NAMESPACE)
  25 namespace std{
  26     using ::strlen;
  27     #if ! defined(BOOST_NO_INTRINSIC_WCHAR_T)
  28         using ::mbtowc;
  29         using ::wcslen;
  30     #endif
  31 } // namespace std
  32 #endif
  33
  34 #include <boost/core/uncaught_exceptions.hpp>
  35
  36 #include <boost/archive/xml_woarchive.hpp>
  37 #include <boost/archive/detail/utf8_codecvt_facet.hpp>
  38
  39 #include <boost/serialization/throw_exception.hpp>
  40
  41 #include <boost/archive/iterators/xml_escape.hpp>
  42 #include <boost/archive/iterators/wchar_from_mb.hpp>
  43 #include <boost/archive/iterators/ostream_iterator.hpp>
  44 #include <boost/archive/iterators/dataflow_exception.hpp>
  45
  46 namespace boost {
  47 namespace archive {
  48
  49 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  50 // implemenations of functions specific to wide char archives
  51
  52 // copy chars to output escaping to xml and widening characters as we go
  53 template<class InputIterator>
  54 void save_iterator(std::wostream &os, InputIterator begin, InputIterator end){
  55     typedef iterators::wchar_from_mb<
  56         iterators::xml_escape<InputIterator>
  57     > xmbtows;
  58     std::copy(
  59         xmbtows(begin),
  60         xmbtows(end),
  61         boost::archive::iterators::ostream_iterator<wchar_t>(os)
  62     );
  63 }
  64
  65 template<class Archive>
  66 BOOST_WARCHIVE_DECL void
  67 xml_woarchive_impl<Archive>::save(const std::string & s){
  68     // note: we don't use s.begin() and s.end() because dinkumware
  69     // doesn't have string::value_type defined. So use a wrapper
  70     // around these values to implement the definitions.
  71     const char * begin = s.data();
  72     const char * end = begin + s.size();
  73     save_iterator(os, begin, end);
  74 }
  75
  76 #ifndef BOOST_NO_STD_WSTRING
  77 template<class Archive>
  78 BOOST_WARCHIVE_DECL void
  79 xml_woarchive_impl<Archive>::save(const std::wstring & ws){
  80 #if 0
  81     typedef iterators::xml_escape<std::wstring::const_iterator> xmbtows;
  82     std::copy(
  83         xmbtows(ws.begin()),
  84         xmbtows(ws.end()),
  85         boost::archive::iterators::ostream_iterator<wchar_t>(os)
  86     );
  87 #endif
  88     typedef iterators::xml_escape<const wchar_t *> xmbtows;
  89     std::copy(
  90         xmbtows(ws.data()),
  91         xmbtows(ws.data() + ws.size()),
  92         boost::archive::iterators::ostream_iterator<wchar_t>(os)
  93     );
  94 }
  95 #endif //BOOST_NO_STD_WSTRING
  96
  97 template<class Archive>
  98 BOOST_WARCHIVE_DECL void
  99 xml_woarchive_impl<Archive>::save(const char * s){
 100    save_iterator(os, s, s + std::strlen(s));
 101 }
 102
 103 #ifndef BOOST_NO_INTRINSIC_WCHAR_T
 104 template<class Archive>
 105 BOOST_WARCHIVE_DECL void
 106 xml_woarchive_impl<Archive>::save(const wchar_t * ws){
 107     typedef iterators::xml_escape<const wchar_t *> xmbtows;
 108     std::copy(
 109         xmbtows(ws),
 110         xmbtows(ws + std::wcslen(ws)),
 111         boost::archive::iterators::ostream_iterator<wchar_t>(os)
 112     );
 113 }
 114 #endif
 115
 116 template<class Archive>
 117 BOOST_WARCHIVE_DECL
 118 xml_woarchive_impl<Archive>::xml_woarchive_impl(
 119     std::wostream & os_,
 120     unsigned int flags
 121 ) :
 122     basic_text_oprimitive<std::wostream>(
 123         os_,
 124         true // don't change the codecvt - use the one below
 125     ),
 126     basic_xml_oarchive<Archive>(flags)
 127 {
 128     if(0 == (flags & no_codecvt)){
 129         archive_locale = std::locale(
 130             os_.getloc(),
 131             new boost::archive::detail::utf8_codecvt_facet
 132         );
 133         os_.flush();
 134         os_.imbue(archive_locale);
 135     }
 136     if(0 == (flags & no_header))
 137         this->init();
 138 }
 139
 140 template<class Archive>
 141 BOOST_WARCHIVE_DECL
 142 xml_woarchive_impl<Archive>::~xml_woarchive_impl(){
 143     if(boost::core::uncaught_exceptions() > 0)
 144         return;
 145     if(0 == (this->get_flags() & no_header)){
 146         os << L"</boost_serialization>";
 147     }
 148 }
 149
 150 template<class Archive>
 151 BOOST_WARCHIVE_DECL void
 152 xml_woarchive_impl<Archive>::save_binary(
 153     const void *address,
 154     std::size_t count
 155 ){
 156     this->end_preamble();
 157     #if ! defined(__MWERKS__)
 158     this->basic_text_oprimitive<std::wostream>::save_binary(
 159     #else
 160     this->basic_text_oprimitive::save_binary(
 161     #endif
 162         address,
 163         count
 164     );
 165     this->indent_next = true;
 166 }
 167
 168 } // namespace archive
 169 } // namespace boost
 170
 171 #endif //BOOST_NO_STD_WSTREAMBUF