diff options
Diffstat (limited to 'service/bundleregistry.py')
| -rw-r--r-- | service/bundleregistry.py | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/service/bundleregistry.py b/service/bundleregistry.py deleted file mode 100644 index 25a3440..0000000 --- a/service/bundleregistry.py +++ /dev/null @@ -1,151 +0,0 @@ -# Copyright (C) 2006-2007 Red Hat, Inc. -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 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 General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - -import os -import logging - -import gobject - -from sugar.bundle.activitybundle import ActivityBundle -from sugar.bundle.bundle import MalformedBundleException -from sugar import env -from sugar import util - -import config - -# http://standards.freedesktop.org/basedir-spec/basedir-spec-0.6.html -def _get_data_dirs(): - if os.environ.has_key('XDG_DATA_DIRS'): - return os.environ['XDG_DATA_DIRS'].split(':') - else: - return [ '/usr/local/share/', '/usr/share/' ] - -def _load_mime_defaults(): - defaults = {} - - f = open(os.path.join(config.data_path, 'mime.defaults'), 'r') - for line in f.readlines(): - line = line.strip() - if line and not line.startswith('#'): - mime = line[:line.find(' ')] - handler = line[line.rfind(' ') + 1:] - defaults[mime] = handler - f.close() - - return defaults - -class BundleRegistry(gobject.GObject): - """Service that tracks the available activity bundles""" - - __gsignals__ = { - 'bundle-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, - ([gobject.TYPE_PYOBJECT])), - 'bundle-removed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, - ([gobject.TYPE_PYOBJECT])) - } - - def __init__(self): - gobject.GObject.__init__(self) - - self._bundles = [] - self._search_path = [] - self._mime_defaults = _load_mime_defaults() - - def get_bundle(self, bundle_id): - """Returns an bundle given his service name""" - for bundle in self._bundles: - if bundle.get_bundle_id() == bundle_id: - return bundle - return None - - def add_search_path(self, path): - """Add a directory to the bundles search path""" - self._search_path.append(path) - self._scan_directory(path) - - def __iter__(self): - return self._bundles.__iter__() - - def _scan_directory(self, path): - if not os.path.isdir(path): - return - - # Sort by mtime to ensure a stable activity order - bundles = {} - for f in os.listdir(path): - if not f.endswith('.activity'): - continue - try: - bundle_dir = os.path.join(path, f) - if os.path.isdir(bundle_dir): - bundles[bundle_dir] = os.stat(bundle_dir).st_mtime - except Exception, e: - logging.error('Error while processing installed activity ' \ - 'bundle: %s, %s, %s' % (f, e.__class__, e)) - - bundle_dirs = bundles.keys() - bundle_dirs.sort(lambda d1,d2: cmp(bundles[d1], bundles[d2])) - for dir in bundle_dirs: - try: - self.add_bundle(dir) - except Exception, e: - logging.error('Error while processing installed activity ' \ - 'bundle: %s, %s, %s' % (dir, e.__class__, e)) - - def add_bundle(self, bundle_path): - try: - bundle = ActivityBundle(bundle_path) - except MalformedBundleException: - return False - - self._bundles.append(bundle) - self.emit('bundle-added', bundle) - return True - - def remove_bundle(self, bundle_path): - for bundle in self._bundles: - if bundle.get_path() == bundle_path: - self._bundles.remove(bundle) - self.emit('bundle-removed', bundle) - return True - return False - - def get_activities_for_type(self, mime_type): - result = [] - for bundle in self._bundles: - if bundle.get_mime_types() and mime_type in bundle.get_mime_types(): - if self.get_default_for_type(mime_type) == bundle.get_bundle_id(): - result.insert(0, bundle) - else: - result.append(bundle) - return result - - def get_default_for_type(self, mime_type): - if self._mime_defaults.has_key(mime_type): - return self._mime_defaults[mime_type] - else: - return None - -def get_registry(): - return _bundle_registry - -_bundle_registry = BundleRegistry() - -for path in _get_data_dirs(): - bundles_path = os.path.join(path, 'activities') - _bundle_registry.add_search_path(bundles_path) - -_bundle_registry.add_search_path(env.get_user_activities_path()) |