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import os
from ConfigParser import ConfigParser
from sugar.activity.bundle import Bundle
from sugar import env
from sugar import util
class _ServiceManager(object):
def __init__(self):
self._path = env.get_user_service_dir()
def add(self, bundle):
name = bundle.get_service_name()
# FIXME evil hack. Probably need to fix Exec spec
full_exec = env.get_shell_bin_dir() + '/' + bundle.get_exec()
full_exec += ' ' + bundle.get_path()
util.write_service(name, full_exec, self._path)
class BundleRegistry:
"""Service that tracks the available activity bundles"""
def __init__(self):
self._bundles = {}
self._search_path = []
self._service_manager = _ServiceManager()
def get_bundle(self, service_name):
"""Returns an bundle given his service name"""
if self._bundles.has_key(service_name):
return self._bundles[service_name]
else:
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.values().__iter__()
def _scan_directory(self, path):
if os.path.isdir(path):
for f in os.listdir(path):
bundle_dir = os.path.join(path, f)
if os.path.isdir(bundle_dir) and \
bundle_dir.endswith('.activity'):
self._add_bundle(bundle_dir)
def _add_bundle(self, bundle_path):
bundle = Bundle(bundle_path)
if bundle.is_valid():
self._bundles[bundle.get_service_name()] = bundle
self._service_manager.add(bundle)
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