shell/source/win32/shlxthandler/util/iso8601_converter.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "sal/config.h"
  21
  22 #include <stdlib.h>
  23
  24 #include "internal/iso8601_converter.hxx"
  25 #include "internal/utilities.hxx"
  26
  27 #include <sstream>
  28 #include <iomanip>
  29
  30
  31 /* Converts ISO 8601 conform date/time
  32    represenation to the representation
  33    conforming to the current locale
  34 */
  35 std::wstring iso8601_date_to_local_date(const std::wstring& isoDate )
  36 {
  37     const std::wstring CONST_SPACE(L" ");
  38     ::std::wstring ws8601DateTime(isoDate);
  39
  40     if ( ws8601DateTime.length() == 19 )
  41     {
  42         std::string asDateTime = WStringToString( ws8601DateTime );
  43         SYSTEMTIME DateTime;
  44         DateTime.wYear         = ( unsigned short )strtol( asDateTime.substr( 0, 4 ).c_str(), NULL, 10 );
  45         DateTime.wMonth        = ( unsigned short )strtol( asDateTime.substr( 5, 2 ).c_str(), NULL, 10 );
  46         DateTime.wDayOfWeek    =  0;
  47         DateTime.wDay          = ( unsigned short )strtol( asDateTime.substr( 8, 2 ).c_str(), NULL, 10 );
  48         DateTime.wHour         = ( unsigned short )strtol( asDateTime.substr( 11,2 ).c_str(), NULL, 10 );
  49         DateTime.wMinute       = ( unsigned short )strtol( asDateTime.substr( 14,2 ).c_str(), NULL, 10 );
  50         DateTime.wSecond       = ( unsigned short )strtol( asDateTime.substr( 17,2 ).c_str(), NULL, 10 );
  51         DateTime.wMilliseconds =  0;
  52
  53         //get Date info from structure
  54         WCHAR DateBuffer[ MAX_PATH ];
  55         int DateSize = GetDateFormatW(
  56             LOCALE_SYSTEM_DEFAULT,
  57             0,
  58             &DateTime,
  59             NULL,
  60             DateBuffer,
  61             MAX_PATH );
  62
  63         if ( DateSize )
  64             ws8601DateTime.assign(DateBuffer);
  65         else
  66             ws8601DateTime = StringToWString( asDateTime );
  67
  68         //get Time info from structure
  69         WCHAR TimeBuffer[ MAX_PATH ];
  70
  71         int TimeSize =  GetTimeFormatW(
  72             LOCALE_SYSTEM_DEFAULT,
  73             0,
  74             &DateTime,
  75             NULL,
  76             TimeBuffer,
  77             MAX_PATH );
  78
  79         if ( TimeSize )
  80         {
  81             ws8601DateTime.append(L" ");
  82             ws8601DateTime.append(TimeBuffer);
  83         }
  84         else
  85             ws8601DateTime = StringToWString( asDateTime );
  86     }
  87
  88     return ws8601DateTime;
  89 }
  90
  91
  92 /* Converts ISO 8601 conform duration
  93    representation to the representation
  94    conforming to the current locale
  95
  96    Expect format PTnHnMnS according to
  97    ISO 8601 where n is abitrary number
  98    of digits
  99 */
 100
 101 std::wstring iso8601_duration_to_local_duration(const std::wstring& iso8601duration)
 102 {
 103     std::wstring days;
 104     std::wstring hours;
 105     std::wstring minutes;
 106     std::wstring seconds;
 107
 108     std::wstring::const_iterator iter     = iso8601duration.begin();
 109     std::wstring::const_iterator iter_end = iso8601duration.end();
 110
 111     std::wstring num;
 112
 113     for (/**/; iter != iter_end; ++iter)
 114     {
 115         if (isdigit(*iter))
 116         {
 117             num += *iter;
 118         }
 119         else
 120         {
 121             if (*iter == L'D' || *iter == L'd')
 122                 days = num;
 123             else if (*iter == L'H' || *iter == L'h')
 124                 hours = num;
 125             else if (*iter == L'M' || *iter == L'm')
 126                 minutes = num;
 127             else if (*iter == L'S' || *iter == L's')
 128                 seconds = num;
 129
 130             num.clear();
 131         }
 132     }
 133
 134     if (days.length() > 0)
 135     {
 136         int h = ((_wtoi(days.c_str()) * 24) + _wtoi(hours.c_str()));
 137         wchar_t buff[10];
 138         _itow(h, buff, 10);
 139         hours = buff;
 140     }
 141
 142 #if defined(_MSC_VER) //&& defined(_M_X64)
 143     std::wostringstream oss;
 144     oss << std::setw(2) << std::setfill(wchar_t('0')) << hours   << L":" <<
 145            std::setw(2) << std::setfill(wchar_t('0')) << minutes << L":" <<
 146            std::setw(2) << std::setfill(wchar_t('0')) << seconds;
 147     return oss.str();
 148 #elif defined( __MINGW32__ )
 149 #define ADD_AS_PREFILLED( st, out ) \
 150     if ( st.length() == 0 ) \
 151         out += L"00"; \
 152     else if ( st.length() == 1 ) \
 153         out += L"0"; \
 154     out += st;
 155
 156     std::wstring result;
 157     ADD_AS_PREFILLED( hours, result )
 158     result += L":";
 159     ADD_AS_PREFILLED( minutes, result )
 160     result += L":";
 161     ADD_AS_PREFILLED( seconds, result )
 162
 163     return result;
 164 #undef ADD_AS_PREFILLED
 165 #endif
 166 }
 167
 168 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */