Version.cpp

Go to the documentation of this file.

//-----------------------------------------------------------------------------------
//
// Pro-Vocation Light Engine (PVLE)
// Copyright (C) 2007-2009  Sukender, KinoX & Buzib
// For more information, contact us : sukender@free.fr
//
// 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.
//
// For any use that is not compatible with the terms of the GNU 
// General Public License, please contact the authors for alternative
// licensing options.
//
// 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.
//
//-----------------------------------------------------------------------------------

#include <PVLE/Util/Version.h>
#include <PVLE/Config.h>

#include <boost/version.hpp>
#if (BOOST_VERSION < 103800)
    // Boost 1.37 (and maybe lower versions)
    #include <boost/spirit/actor.hpp>
    #include <boost/spirit/core.hpp>
#else
    // Boost 1.38
    #include <boost/spirit/include/classic_actor.hpp>
    #include <boost/spirit/include/classic_core.hpp>
#endif

#include <PVLE/Util/Assert.h>


//const char * const VERSION_QUALITY_STRS[Version::MAX_QUALITY] = {
//  "development",
//  "alpha",
//  "beta",
//  "Release Candidate",
//  ""
//};

const char * const VERSION_QUALITY_SHORT_STRS[Version::MAX_QUALITY] = {
    "dev",
    "a",
    "b",
    "RC",
    ""
};


std::string Version::toString() const {
    return format_str("%1%.%2%.%3%.%4%%5%", majorNumber % minorNumber % revision % build % VERSION_QUALITY_SHORT_STRS[quality] );
}

std::string Version::toShortString() const {
    return format_str("%1%.%2%%3%", majorNumber % minorNumber % VERSION_QUALITY_SHORT_STRS[quality] );
}

bool Version::fromString(const std::string & str)
{
#if (BOOST_VERSION < 103800)
    using namespace boost::spirit;
#else
    using namespace boost::spirit::classic;
#endif

    Version save = *this;
    reset();

    // Could use push_back_a() and a vector<>
    rule<> separator = ch_p('.') | ',' | '-' | '_' | ' ';
    if (parse(str.c_str(),
        //  Begin grammar
        (
            //uint_p[assign_a(majorNumber)] >> separator >> uint_p[assign_a(minorNumber)] >> separator >> uint_p[assign_a(revision)] >> separator >> uint_p[assign_a(build)]

            uint_p[assign_a(majorNumber)] >> !(
                separator >> uint_p[assign_a(minorNumber)] >> !(
                    separator >> uint_p[assign_a(revision)] >> !(
                        separator >> uint_p[assign_a(build)]
                    )
                )
            )
        )
        //  End grammar
        ).full)
    {
        // All OK
        return true;
    }

    *this = save;       // Restore if parse failed.
    return false;
}

---