153 lines
5.3 KiB
Python
153 lines
5.3 KiB
Python
# GNU MediaGoblin -- federated, autonomous media hosting
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# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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from mediagoblin import mg_globals
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from mediagoblin.init import setup_global_and_app_config
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from mediagoblin.gmg_commands import util as commands_util
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from mediagoblin.tools.theme import register_themes
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from mediagoblin.tools.translate import pass_to_ugettext as _
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from mediagoblin.tools.common import simple_printer
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from mediagoblin.tools import pluginapi
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def assetlink_parser_setup(subparser):
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# theme_subparsers = subparser.add_subparsers(
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# dest=u"subcommand",
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# help=u'Assetlink options')
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# # Install command
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# install_parser = theme_subparsers.add_parser(
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# u'install', help=u'Install a theme to this mediagoblin instance')
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# install_parser.add_argument(
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# u'themefile', help=u'The theme archive to be installed')
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# theme_subparsers.add_parser(
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# u'assetlink',
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# help=(
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# u"Link the currently installed theme's assets "
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# u"to the served theme asset directory"))
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pass
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###########
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# Utilities
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###########
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def link_theme_assets(theme, link_dir, printer=simple_printer):
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"""
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Returns a list of string of text telling the user what we did
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which should be printable.
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"""
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link_dir = link_dir.rstrip(os.path.sep)
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link_parent_dir = os.path.dirname(link_dir)
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if theme is None:
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printer(_("Cannot link theme... no theme set\n"))
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return
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def _maybe_unlink_link_dir():
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"""unlink link directory if it exists"""
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if os.path.lexists(link_dir) \
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and os.path.islink(link_dir):
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os.unlink(link_dir)
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return True
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return
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if theme.get('assets_dir') is None:
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printer(_("No asset directory for this theme\n"))
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if _maybe_unlink_link_dir():
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printer(
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_("However, old link directory symlink found; removed.\n"))
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return
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_maybe_unlink_link_dir()
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# make the link directory parent dirs if necessary
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if not os.path.lexists(link_parent_dir):
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os.makedirs(link_parent_dir)
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os.symlink(
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theme['assets_dir'].rstrip(os.path.sep),
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link_dir)
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printer("Linked the theme's asset directory:\n %s\nto:\n %s\n" % (
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theme['assets_dir'], link_dir))
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def link_plugin_assets(plugin_static, plugins_link_dir, printer=simple_printer):
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"""
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Arguments:
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- plugin_static: a mediagoblin.tools.staticdirect.PluginStatic instance
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representing the static assets of this plugins' configuration
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- plugins_link_dir: Base directory plugins are linked from
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"""
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# link_dir is the final directory we'll link to, a combination of
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# the plugin assetlink directory and plugin_static.name
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link_dir = os.path.join(
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plugins_link_dir.rstrip(os.path.sep), plugin_static.name)
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# make the link directory parent dirs if necessary
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if not os.path.lexists(plugins_link_dir):
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os.makedirs(plugins_link_dir)
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# See if the link_dir already exists.
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if os.path.lexists(link_dir):
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# if this isn't a symlink, there's something wrong... error out.
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if not os.path.islink(link_dir):
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printer(_('Could not link "%s": %s exists and is not a symlink\n') % (
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plugin_static.name, link_dir))
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return
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# if this is a symlink and the path already exists, skip it.
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if os.path.realpath(link_dir) == plugin_static.file_path:
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# Is this comment helpful or not?
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printer(_('Skipping "%s"; already set up.\n') % (
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plugin_static.name))
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return
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# Otherwise, it's a link that went to something else... unlink it
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printer(_('Old link found for "%s"; removing.\n') % (
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plugin_static.name))
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os.unlink(link_dir)
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os.symlink(
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plugin_static.file_path.rstrip(os.path.sep),
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link_dir)
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printer('Linked asset directory for plugin "%s":\n %s\nto:\n %s\n' % (
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plugin_static.name,
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plugin_static.file_path.rstrip(os.path.sep),
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link_dir))
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def assetlink(args):
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"""
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Link the asset directory of the currently installed theme and plugins
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"""
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commands_util.check_unrecognized_args(args)
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mgoblin_app = commands_util.setup_app(args[0])
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app_config = mg_globals.app_config
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# link theme
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link_theme_assets(mgoblin_app.current_theme, app_config['theme_linked_assets_dir'])
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# link plugin assets
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## ... probably for this we need the whole application initialized
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for plugin_static in pluginapi.hook_runall("static_setup"):
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link_plugin_assets(
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plugin_static, app_config['plugin_linked_assets_dir'])
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