# -*- coding: utf-8 -*-

# 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/>.

"""

kallithea.lib.paster_commands.make_rcextensions

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

make-rcext gearbox command for Kallithea

This file was forked by the Kallithea project in July 2014.

Original author and date, and relevant copyright and licensing information is below:

:created_on: Mar 6, 2012

:author: marcink

:copyright: (c) 2013 RhodeCode GmbH, and others.

:license: GPLv3, see LICENSE.md for more details.

"""

import os

import sys

import pkg_resources

from kallithea.lib.paster_commands.common import ask_ok, BasePasterCommand

class Command(BasePasterCommand):

    """Kallithea: Write template file for extending Kallithea in Python

    A rcextensions directory with a __init__.py file will be created next to

    the ini file. Local customizations in that file will survive upgrades.

    The file contains instructions on how it can be customized.

    """

    def take_action(self, args):

        from tg import config

        here = config['here']

        content = pkg_resources.resource_string(

            'kallithea', os.path.join('config', 'rcextensions', '__init__.py')

        )

        ext_file = os.path.join(here, 'rcextensions', '__init__.py')

        if os.path.exists(ext_file):

            msg = ('Extension file %s already exists, do you want '

                   'to overwrite it ? [y/n]') % ext_file

            if not ask_ok(msg):

                print 'Nothing done, exiting...'

                return

        dirname = os.path.dirname(ext_file)

        if not os.path.isdir(dirname):

            os.makedirs(dirname)

        with open(ext_file, 'wb') as f:

            f.write(content)

            print 'Wrote new extensions file to %s' % ext_file