Start of the ./bin/gmg theme assetlink command.

Mostly works but doesn't handle all the places it could break.

mediagoblin/gmg_commands/__init__.py

@@ -50,6 +50,11 @@ SUBCOMMAND_MAP = {
         'setup': 'mediagoblin.gmg_commands.mongosql:mongosql_parser_setup',
         'func': 'mediagoblin.gmg_commands.mongosql:mongosql',
         'help': 'Convert Mongo DB data to SQL DB data'},
+    'theme': {
+        'setup': 'mediagoblin.gmg_commands.theme:theme_parser_setup',
+        'func': 'mediagoblin.gmg_commands.theme:theme',
+        'help': 'Theming commands',
+        }
 
     ## These might be useful, mayyyybe, but don't really work anymore
     ## due to mongo change and the "versatility" of sql options.
@@ -93,6 +98,7 @@ def main_cli():
         subparser.set_defaults(func=exec_func)
 
     args = parser.parse_args()
+    args.orig_conf_file = args.conf_file
     if args.conf_file is None:
         if os.path.exists('mediagoblin_local.ini') \
                 and os.access('mediagoblin_local.ini', os.R_OK):

mediagoblin/gmg_commands/theme.py

@@ -0,0 +1,81 @@
+# 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
+
+
+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')
+
+    # # Uninstall command
+    # theme_subparsers.add_parser(
+    #     u'uninstall',
+    #     help=u'Uninstall a theme... will default to the current theme.')
+
+    # # List command
+    # theme_subparsers.add_parser(
+    #     u'list', help=u'List installed themes')
+    
+    # Set theme command
+
+    # Link theme assets command
+
+    theme_subparsers.add_parser(
+        u'assetlink',
+        help=(
+            u"Link the currently installed theme's assets "
+            u"to the served theme asset directory"))
+
+
+def assetlink(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)
+
+    if current_theme is None:
+        print "Cannot link theme... no theme set"
+        return
+
+    link_dir = app_config['theme_linked_assets_dir']
+
+    # Remove existing symlink if it exists
+    if os.path.exists(link_dir):
+        # make sure it's a symlink though
+        assert os.path.islink(link_dir)
+        os.unlink(link_dir)
+
+    os.symlink(current_theme['assets_dir'].rstrip('/'), link_dir.rstrip('/'))
+
+
+SUBCOMMANDS = {
+    'assetlink': assetlink}
+
+
+def theme(args):
+    SUBCOMMANDS[args.subcommand](args)