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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program 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.
#
# 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 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 <http://www.gnu.org/licenses/>.
"""
"""
import pkg_resources
import os
from configobj import ConfigObj
BUILTIN_THEME_DIR = pkg_resources.resource_filename('mediagoblin', 'themes')
def themedata_for_theme_dir(name, theme_dir):
"""
Given a theme directory, extract important theme information.
"""
# open config
config = ConfigObj(os.path.join(theme_dir, 'theme.ini')).get('theme', {})
templates_dir = os.path.join(theme_dir, 'templates')
if not os.path.exists(templates_dir):
templates_dir = None
assets_dir = os.path.join(theme_dir, 'assets')
if not os.path.exists(assets_dir):
assets_dir = None
themedata = {
'name': config.get('name', name),
'description': config.get('description'),
'licensing': config.get('licensing'),
'dir': theme_dir,
'templates_dir': templates_dir,
'assets_dir': assets_dir,
'config': config}
return themedata
def register_themes(app_config, builtin_dir=BUILTIN_THEME_DIR):
"""
Register all themes relevant to this application.
"""
registry = {}
def _install_themes_in_dir(directory):
for themedir in os.listdir(directory):
abs_themedir = os.path.join(directory, themedir)
if not os.path.isdir(abs_themedir):
continue
themedata = themedata_for_theme_dir(themedir, abs_themedir)
registry[themedir] = themedata
# Built-in themes
if os.path.exists(builtin_dir):
_install_themes_in_dir(builtin_dir)
# Installed themes
theme_install_dir = app_config.get('theme_install_dir')
if theme_install_dir and os.path.exists(theme_install_dir):
_install_themes_in_dir(theme_install_dir)
current_theme_name = app_config.get('theme')
try:
current_theme = registry[current_theme_name]
except KeyError:
current_theme = None
return registry, current_theme
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