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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 os
from mediagoblin.init import setup_global_and_app_config
from mediagoblin.tools.theme import register_themes
from mediagoblin.tools.translate import pass_to_ugettext as _
from mediagoblin.tools.common import simple_printer
def theme_parser_setup(subparser):
theme_subparsers = subparser.add_subparsers(
dest=u"subcommand",
help=u'Theme sub-commands')
# Install command
install_parser = theme_subparsers.add_parser(
u'install', help=u'Install a theme to this mediagoblin instance')
install_parser.add_argument(
u'themefile', help=u'The theme archive to be installed')
theme_subparsers.add_parser(
u'assetlink',
help=(
u"Link the currently installed theme's assets "
u"to the served theme asset directory"))
###########
# Utilities
###########
def link_assets(theme, link_dir, printer=simple_printer):
"""
Returns a list of string of text telling the user what we did
which should be printable.
"""
link_dir = link_dir.rstrip(os.path.sep)
link_parent_dir = os.path.dirname(link_dir)
results = []
if theme is None:
printer(_("Cannot link theme... no theme set\n"))
return results
def _maybe_unlink_link_dir():
"""unlink link directory if it exists"""
if os.path.lexists(link_dir) \
and os.path.islink(link_dir):
os.unlink(link_dir)
return True
return results
if theme.get('assets_dir') is None:
printer(_("No asset directory for this theme\n"))
if _maybe_unlink_link_dir():
printer(
_("However, old link directory symlink found; removed.\n"))
return results
_maybe_unlink_link_dir()
# make the link directory parent dirs if necessary
if not os.path.lexists(link_parent_dir):
os.makedirs(link_parent_dir)
os.symlink(
theme['assets_dir'].rstrip(os.path.sep),
link_dir)
printer("Linked the theme's asset directory:\n %s\nto:\n %s\n" % (
theme['assets_dir'], link_dir))
def install_theme(install_dir, themefile):
pass # TODO ;)
#############
# Subcommands
#############
def assetlink_command(args):
"""
Link the asset directory of the currently installed theme
"""
global_config, app_config = setup_global_and_app_config(args.conf_file)
theme_registry, current_theme = register_themes(app_config)
link_assets(current_theme, app_config['theme_linked_assets_dir'])
def install_command(args):
"""
Handle the 'install this theme' subcommand
"""
global_config, app_config = setup_global_and_app_config(args.conf_file)
install_dir = app_config['theme_install_dir']
install_theme(install_dir, args.themefile)
SUBCOMMANDS = {
'assetlink': assetlink_command,
'install': install_command}
def theme(args):
SUBCOMMANDS[args.subcommand](args)
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