weboob-devel/weboob/ouiboube.py

93 lines
3.3 KiB
Python

# -*- coding: utf-8 -*-
"""
Copyright(C) 2010 Romain Bignon
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, version 3 of the License.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
"""
import os
from weboob.modules import ModulesLoader, BackendsConfig
from weboob.scheduler import Scheduler
class Weboob:
WORKDIR = os.path.join(os.path.expanduser('~'), '.weboob')
BACKENDS_FILENAME = 'backends'
def __init__(self, app_name, workdir=WORKDIR, backends_filename=None, scheduler=None):
self.app_name = app_name
self.workdir = workdir
self.backends = {}
# Scheduler
if scheduler is None:
scheduler = Scheduler()
self.scheduler = scheduler
# Modules loader
self.modules_loader = ModulesLoader()
self.modules_loader.load()
# Backends config
if not backends_filename:
backends_filename = os.path.join(self.workdir, self.BACKENDS_FILENAME)
elif not backends_filename.startswith('/'):
backends_filename = os.path.join(self.workdir, backends_filename)
self.backends_config = BackendsConfig(backends_filename)
def load_backends(self, caps=None, names=None):
for name, _type, params in self.backends_config.iter_backends():
try:
module = self.modules_loader.modules[_type]
except KeyError:
warning('Unable to find module %s', name)
continue
# Check conditions
if (not caps is None and not module.has_caps(caps)) or \
(not names is None and not module.name in name):
continue
try:
self.backends[name] = module.create_backend(self, name, params)
except Exception, e:
warning('Unable to load %s backend: %s' % (name, e))
return self.backends
def load_modules(self, caps=None, names=None):
for name, module in self.modules_loader.modules.iteritems():
if (caps is None or module.has_caps(caps)) and \
(names is None or module.name in names):
try:
self.backends[module.name] = module.create_backend(self, module.name, {})
except Exception, e:
warning('Unable to load %s backend: %s' % (name, e))
return self.backends
def iter_backends(self, caps=None):
for name, backend in self.backends.iteritems():
if caps is None or backend.has_caps(caps):
yield (name, backend)
def schedule(self, interval, function, *args):
return self.scheduler.schedule(interval, function, *args)
def repeat(self, interval, function, *args):
return self.scheduler.repeat(interval, function, *args)
def loop(self):
return self.scheduler.run()