#!/bin/bash
#
# Copyright (c) 2010, Benjamin C. Meyer <ben@meyerhome.net>
# Copyright (C) 2011 by Andrea Diamantini <adjam7 at gmail dot com>
#
#
# 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 2 of
# the License or (at your option) version 3 or any later version
# accepted by the membership of KDE e.V. (or its successor approved
# by the membership of KDE e.V.), which shall act as a proxy
# defined in Section 14 of version 3 of the license.
#
# 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/>.
#
#######################################################################


function test_file {
    year=`date +%Y`
    echo "------- checking copyright year: $file"
    grep $year $file >> /dev/null
    if [ $? -ne 0 ] ; then
        echo "------- Warning: $file seems to be missing a copyright string with the year $year in it.";
        exit 1
    else
        echo "------- checking copyright year: PASS"
        echo ""
    fi
}

case "${1}" in
    --about )
        echo "Check the files that are being committed for a copyright with a proper year."
        ;;
    * )
        for file in `git diff-index --cached --name-only HEAD | grep  \.h$` ; do
            test_file "${file}"
        done
        for file in `git diff-index --cached --name-only HEAD | grep \.cpp$` ; do
            test_file "${file}"
        done
        ;;
esac