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-rw-r--r--mediagoblin/app.py4
-rw-r--r--mediagoblin/tools/theme.py79
2 files changed, 83 insertions, 0 deletions
diff --git a/mediagoblin/app.py b/mediagoblin/app.py
index 97080ed8..33acbba0 100644
--- a/mediagoblin/app.py
+++ b/mediagoblin/app.py
@@ -24,6 +24,7 @@ from webob import Request, exc
from mediagoblin import routing, meddleware, __version__
from mediagoblin.tools import common, translate, template
from mediagoblin.tools.response import render_404
+from mediagoblin.tools.theme import register_themes
from mediagoblin.tools import request as mg_request
from mediagoblin.mg_globals import setup_globals
from mediagoblin.init.celery import setup_celery_from_config
@@ -73,6 +74,9 @@ class MediaGoblinApp(object):
# Set up the database
self.connection, self.db = setup_database()
+ # Register themes
+ self.theme_registry = register_themes(app_config)
+
# Get the template environment
self.template_loader = get_jinja_loader(
app_config.get('local_templates'))
diff --git a/mediagoblin/tools/theme.py b/mediagoblin/tools/theme.py
new file mode 100644
index 00000000..dc83e0ff
--- /dev/null
+++ b/mediagoblin/tools/theme.py
@@ -0,0 +1,79 @@
+# 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'))
+
+ 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'),
+ '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
+ _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)
+
+ return registry