//
// aegis - project change supervisor
// Copyright (C) 2014 Peter Miller
//
// 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.
//
// 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, see <http://www.gnu.org/licenses/>.
//

#include <common/trace.h>
#include <libaegis/input/null.h>

#include <aedist/iformat/cpio.h>


iformat_cpio::~iformat_cpio()
{
    trace(("%s\n", __PRETTY_FUNCTION__));
}


iformat_cpio::iformat_cpio(const input::pointer &a_deeper) :
    iformat(a_deeper),
    cpio_p(input_cpio::create(a_deeper))
{
    trace(("%s\n", __PRETTY_FUNCTION__));
}


iformat_cpio::pointer
iformat_cpio::create(const input::pointer &a_deeper)
{
    trace(("%s\n", __PRETTY_FUNCTION__));
    return pointer(new iformat_cpio(a_deeper));
}


bool
iformat_cpio::candidate(const input::pointer &ifp)
{
    trace(("%s\n", __PRETTY_FUNCTION__));
    return input_cpio::candidate(ifp);
}


iformat::token_t
iformat_cpio::get_token_inner(nstring &name, input::pointer &value)
{
    trace(("%s\n", __PRETTY_FUNCTION__));
    nstring member_name;
    value = cpio_p->child(member_name);
    if (!value)
    {
        trace(("end of file"));
        name = "eof of input";
        value = input_null::create();
        return token_eof;
    }
    trace(("member_name = %s\n", member_name.quote_c().c_str()));
    if (member_name == "etc/project-name")
        return token_project_name;
    if (member_name == "etc/change-number")
        return token_change_number;
    if (member_name == "etc/change-set")
        return token_meta_data;
    if (member_name.starts_with("etc/partition"))
        return token_partition;
    if (member_name.starts_with("patch/"))
    {
        name = member_name.substr(6, member_name.size() - 6);
        return token_patch;
    }
    if (member_name.starts_with("src/"))
    {
        name = member_name.substr(4, member_name.size() - 4);
        return token_source;
    }
    fatal_error
    (
        "cpio archive member %s unexpected",
        member_name.quote_c().c_str()
    );
    return token_eof;
}


// vim: set ts=8 sw=4 et :