MyTime.cpp

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/*
    Copyright (C) 2014-2016 Leosac
 
    This file is part of Leosac.
 
    Leosac is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    Leosac 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 Affero General Public License for more details.
 
    You should have received a copy of the GNU Affero General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
 
#include "tools/MyTime.hpp"
#include "exception/leosacexception.hpp"
#include "tools/log.hpp"
#include <chrono>
#include <iomanip>
#include <sstream>
 
namespace Leosac
{
bool my_puttime(std::string &out, const std::tm *tt, const char *fmt)
{ /*
     std::stringstream ss;
     ss << std::put_time(tt, fmt);
     out = ss.str();
     return true;*/
 
    out.resize(150);
    if (size_t sz = strftime(&out[0], 150, fmt, tt))
    {
        out.resize(sz);
        return true;
    }
    return false;
}
 
std::string to_local_rfc2822(const std::chrono::system_clock::time_point &tp)
{
    std::string out;
    std::time_t tt = std::chrono::system_clock::to_time_t(tp);
 
    bool ret = my_puttime(out, std::localtime(&tt), "%a, %d %b %Y %T %z");
    ASSERT_LOG(ret, "Failed to convert date to RFC2822");
 
    return out;
}
}