./bin/gmg shell! Should make a lot of peoples' hacking lives easier I suspect :)

mediagoblin/gmg_commands/__init__.py

@@ -0,0 +1,106 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2011 Free Software Foundation, Inc
+#
+# 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 code
+import argparse
+import os
+
+from paste.deploy.loadwsgi import NicerConfigParser
+
+from mediagoblin.celery_setup import setup_celery_from_config
+from mediagoblin import app, util
+from mediagoblin import globals as mgoblin_globals
+
+
+SUBCOMMAND_MAP = {
+    'shell': {
+        'setup': 'mediagoblin.gmg_commands:shell_parser_setup',
+        'func': 'mediagoblin.gmg_commands:shell',
+        'help': 'Run a shell with some tools pre-setup'},
+    }
+
+
+def shell_parser_setup(subparser):
+    subparser.add_argument(
+        '-cf', '--conf_file', default='mediagoblin.ini',
+        help="Config file used to set up environment")
+    subparser.add_argument(
+        '-cs', '--app_section', default='app:mediagoblin',
+        help="Section of the config file where the app config is stored.")
+
+
+SHELL_BANNER = """\
+GNU MediaGoblin shell!
+----------------------
+Available vars:
+ - mgoblin_app: instantiated mediagoblin application
+ - mgoblin_globals: mediagoblin.globals
+ - db: database instance
+"""
+
+
+def shell(args):
+    """
+    """
+    # Duplicated from from_celery.py, remove when we have the generic util
+    parser = NicerConfigParser(args.conf_file)
+    parser.read(args.conf_file)
+    parser._defaults.setdefault(
+        'here', os.path.dirname(os.path.abspath(args.conf_file)))
+    parser._defaults.setdefault(
+        '__file__', os.path.abspath(args.conf_file))
+
+    mgoblin_section = dict(parser.items(args.app_section))
+    mgoblin_conf = dict(
+        [(section_name, dict(parser.items(section_name)))
+         for section_name in parser.sections()])
+
+    mgoblin_app = app.paste_app_factory(
+        mgoblin_conf, **mgoblin_section)
+
+    code.interact(
+        banner=SHELL_BANNER,
+        local={
+            'mgoblin_app': mgoblin_app,
+            'mgoblin_globals': mgoblin_globals,
+            'db': mgoblin_globals.database})
+    
+
+def main_cli():
+    parser = argparse.ArgumentParser(
+        description='GNU MediaGoblin utilities.')
+
+    subparsers = parser.add_subparsers(help='sub-command help')
+    for command_name, command_struct in SUBCOMMAND_MAP.iteritems():
+        if command_struct.has_key('help'):
+            subparser = subparsers.add_parser(
+                command_name, help=command_struct['help'])
+        else:
+            subparser = subparsers.add_parser(command_name)
+
+        setup_func = util.import_component(command_struct['setup'])
+        exec_func = util.import_component(command_struct['func'])
+
+        setup_func(subparser)
+
+        subparser.set_defaults(func=exec_func)
+
+    args = parser.parse_args()
+    args.func(args)
+
+
+if __name__ == '__main__':
+    main_cli()

setup.py

@@ -40,6 +40,7 @@ setup(
         'PIL',
         'Babel',
         'translitcodec',
+        'argparse',
         ],
     test_suite='nose.collector',
 
@@ -47,6 +48,9 @@ setup(
     author = 'Christopher Webber',
     author_email = 'cwebber@gnu.org',
     entry_points = """\
+      [console_scripts]
+      gmg = mediagoblin.gmg_commands:main_cli
+
       [paste.app_factory]
       app = mediagoblin.app:paste_app_factory