93 lines
3.3 KiB
Python
93 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Copyright(C) 2010 Romain Bignon
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, version 3 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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"""
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import os
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from weboob.modules import ModulesLoader, BackendsConfig
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from weboob.scheduler import Scheduler
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class Weboob:
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WORKDIR = os.path.join(os.path.expanduser('~'), '.weboob')
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BACKENDS_FILENAME = 'backends'
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def __init__(self, app_name, workdir=WORKDIR, backends_filename=None, scheduler=None):
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self.app_name = app_name
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self.workdir = workdir
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self.backends = {}
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# Scheduler
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if scheduler is None:
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scheduler = Scheduler()
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self.scheduler = scheduler
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# Modules loader
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self.modules_loader = ModulesLoader()
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self.modules_loader.load()
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# Backends config
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if not backends_filename:
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backends_filename = os.path.join(self.workdir, self.BACKENDS_FILENAME)
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elif not backends_filename.startswith('/'):
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backends_filename = os.path.join(self.workdir, backends_filename)
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self.backends_config = BackendsConfig(backends_filename)
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def load_backends(self, caps=None, names=None):
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for name, _type, params in self.backends_config.iter_backends():
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try:
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module = self.modules_loader.modules[_type]
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except KeyError:
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warning('Unable to find module %s', name)
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continue
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# Check conditions
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if (not caps is None and not module.has_caps(caps)) or \
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(not names is None and not module.name in name):
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continue
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try:
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self.backends[name] = module.create_backend(self, name, params)
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except Exception, e:
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warning('Unable to load %s backend: %s' % (name, e))
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return self.backends
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def load_modules(self, caps=None, names=None):
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for name, module in self.modules_loader.modules.iteritems():
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if (caps is None or module.has_caps(caps)) and \
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(names is None or module.name in names):
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try:
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self.backends[module.name] = module.create_backend(self, module.name, {})
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except Exception, e:
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warning('Unable to load %s backend: %s' % (name, e))
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return self.backends
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def iter_backends(self, caps=None):
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for name, backend in self.backends.iteritems():
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if caps is None or backend.has_caps(caps):
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yield (name, backend)
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def schedule(self, interval, function, *args):
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return self.scheduler.schedule(interval, function, *args)
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def repeat(self, interval, function, *args):
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return self.scheduler.repeat(interval, function, *args)
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def loop(self):
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return self.scheduler.run()
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