# -*- python -*-
# -*- coding: utf-8 -*-
#
# Debian Member Portfolio Service environment configuration
#
# Copyright © 2009-2014 Jan Dittberner <jan@dittberner.info>
#
# This file is part of the Debian Member Portfolio Service.
#
# Debian Member Portfolio Service 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.
#
# Debian Member Portfolio Service 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 <https://www.gnu.org/licenses/>.
#
"""
Pylons environment configuration

"""

import os

from mako.lookup import TemplateLookup
from pylons.configuration import PylonsConfig
from pylons.error import handle_mako_error

import debianmemberportfolio.lib.app_globals as app_globals
import debianmemberportfolio.lib.helpers
from debianmemberportfolio.config.routing import make_map


def load_environment(global_conf, app_conf):
    """
    Configures the Pylons environment via the ``pylons.config`` object.
    """
    config = PylonsConfig()

    # Pylons paths
    root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
    paths = dict(root=root,
                 controllers=os.path.join(root, 'controllers'),
                 static_files=os.path.join(root, 'public'),
                 templates=[os.path.join(root, 'templates')])

    # Initialize config with the basic options
    config.init_app(
        global_conf, app_conf, package='debianmemberportfolio', paths=paths)

    config['routes.map'] = make_map(config)
    config['pylons.app_globals'] = app_globals.Globals(config)
    config['pylons.h'] = debianmemberportfolio.lib.helpers

    # Setup cache object as early as possible
    import pylons
    pylons.cache._push_object(config['pylons.app_globals'].cache)

    # Create the Mako TemplateLookup, with the default auto-escaping
    config['pylons.app_globals'].mako_lookup = TemplateLookup(
        directories=paths['templates'],
        error_handler=handle_mako_error,
        module_directory=os.path.join(app_conf['cache_dir'], 'templates'),
        input_encoding='utf-8', default_filters=['escape'],
        imports=['from webhelpers.html import escape'])

    # CONFIGURATION OPTIONS HERE (note: all config options will override
    # any Pylons config options)

    return config