1 # -*- coding: utf-8 -*-
2 # Copyright (c) 2013, 2014 Jack Kaliko <kaliko@azylum.org>
4 # This file is part of sima
6 # sima is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # sima is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with sima. If not, see <http://www.gnu.org/licenses/>.
23 # standard library import
27 from importlib import __import__
28 from os.path import isfile
31 # third parties components
35 from . import core, info
36 from .lib.logger import set_logger
37 from .lib.meta import Meta
38 from .lib.simadb import SimaDB
39 from .utils.config import ConfMan
40 from .utils.startopt import StartOpt
41 from .utils.utils import exception_log, SigHup
43 from .plugins.core.history import History
44 from .plugins.core.mpdoptions import MpdOptions
45 from .plugins.core.uniq import Uniq
49 def load_plugins(sima, source):
50 """Handles internal/external plugins
51 sima: sima.core.Sima instance
52 source: ['internal', 'contrib']
54 if not sima.config.get('sima', source):
56 logger = logging.getLogger('sima')
57 for plugin in sima.config.get('sima', source).split(','):
58 plugin = plugin.strip(' \n')
59 module = 'sima.plugins.{0}.{1}'.format(source, plugin.lower())
61 mod_obj = __import__(module, fromlist=[plugin])
62 except ImportError as err:
63 logger.error('Failed to load plugin\'s module: ' +
64 '{0} ({1})'.format(module, err))
68 plugin_obj = getattr(mod_obj, plugin)
69 except AttributeError as err:
70 logger.error('Failed to load plugin {0} ({1})'.format(plugin, err))
73 logger.info('Loading {0} plugin: {name} ({doc})'.format(
74 source, **plugin_obj.info()))
75 sima.register_plugin(plugin_obj)
78 def start(sopt, restart=False):
82 verbosity = sopt.options.get('verbosity', 'warning')
83 logfile = sopt.options.get('logfile', None)
84 set_logger(verbosity, logfile)
86 config = ConfMan(sopt.options).config
87 logfile = config.get('log', 'logfile')
88 verbosity = config.get('log', 'verbosity')
89 set_logger(verbosity, logfile)
90 logger = logging.getLogger('sima')
91 logger.debug('Command line say: {0}'.format(sopt.options))
93 db_file = config.get('sima', 'db_file')
94 if (sopt.options.get('create_db', None)
95 or not isfile(db_file)):
96 logger.info('Creating database in "{}"'.format(db_file))
97 open(db_file, 'a').close()
98 SimaDB(db_path=db_file).create_db()
99 if sopt.options.get('create_db', None):
100 logger.info('Done, bye...')
103 logger.info('Starting...')
104 sima = core.Sima(config)
106 # required core plugins
107 core_plugins = [History, MpdOptions, Uniq]
108 for cplgn in core_plugins:
109 logger.debug('Register core {name} ({doc})'.format(**cplgn.info()))
110 sima.register_plugin(cplgn)
112 # Loading internal plugins
113 load_plugins(sima, 'internal')
115 # Loading contrib plugins
116 load_plugins(sima, 'contrib')
118 # Set use of MusicBrainzIdentifier
119 if not config.getboolean('sima', 'musicbrainzid'):
120 logger.info('Disabling MusicBrainzIdentifier')
121 Meta.use_mbid = False
124 if config.getboolean('daemon', 'daemon'):
128 logger.info('Daemonize process...')
133 except KeyboardInterrupt:
134 logger.info('Caught KeyboardInterrupt, stopping')
138 def run(sopt, restart=False):
140 Handles SigHup exception
141 Catches Unhandled exception
143 # pylint: disable=broad-except
146 except SigHup: # SigHup inherit from Exception
148 except Exception: # Unhandled exception
154 nfo = dict({'version': info.__version__,
156 # StartOpt gathers options from command line call (in StartOpt().options)
161 if __name__ == '__main__':
165 # vim: ai ts=4 sw=4 sts=4 expandtab