Exheredludis/paludis/util/extract_host_from_url.cc
2009-12-27 00:32:35 +00:00

44 lines
1.4 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2009 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis 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., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <paludis/util/extract_host_from_url.hh>
#include <paludis/util/simple_parser.hh>
using namespace paludis;
std::string
paludis::extract_host_from_url(const std::string & h)
{
std::string result;
SimpleParser parser(h);
if (! parser.consume(+simple_parser::any_except(":")))
return "";
if (! parser.consume(+simple_parser::exact("://")))
return "";
if (parser.consume(+simple_parser::any_except("/") >> result))
return result;
else if (parser.consume(+simple_parser::any_except("") >> result))
return result;
else
return result;
}