1 # -*- coding: utf-8 -*-
2 # Copyright (c) 2013, 2014, 2015 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__ as sima_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 # TODO: Sanity check for "sima.config.get('sima', source)" ?
58 for plugin in sima.config.get('sima', source).split(','):
59 plugin = plugin.strip(' \n')
60 module = 'sima.plugins.{0}.{1}'.format(source, plugin.lower())
62 mod_obj = sima_import(module, fromlist=[plugin])
63 except ImportError as err:
64 logger.error('Failed to load "{}" plugin\'s module: '.format(plugin) +
65 '{0} ({1})'.format(module, err))
69 plugin_obj = getattr(mod_obj, plugin)
70 except AttributeError as err:
71 logger.error('Failed to load plugin %s (%s)', plugin, err)
74 logger.info('Loading {0} plugin: {name} ({doc})'.format(
75 source, **plugin_obj.info()))
76 sima.register_plugin(plugin_obj)
79 def start(sopt, restart=False):
83 config = ConfMan(sopt.options).config
85 logger = logging.getLogger('sima')
86 logfile = config.get('log', 'logfile', fallback=None)
87 verbosity = config.get('log', 'verbosity')
88 set_logger(verbosity, logfile)
89 logger.debug('Command line say: %s', sopt.options)
91 db_file = config.get('sima', 'db_file')
92 if (sopt.options.get('create_db', None)
93 or not isfile(db_file)):
94 logger.info('Creating database in "%s"', db_file)
95 open(db_file, 'a').close()
96 SimaDB(db_path=db_file).create_db()
97 if sopt.options.get('create_db', None):
98 logger.info('Done, bye...')
101 if sopt.options.get('generate_config'):
102 config.write(sys.stdout, space_around_delimiters=True)
105 logger.info('Starting (%s)...', info.__version__)
106 sima = core.Sima(config)
108 # required core plugins
109 core_plugins = [History, MpdOptions, Uniq]
110 for cplgn in core_plugins:
111 logger.debug('Register core {name} ({doc})'.format(**cplgn.info()))
112 sima.register_core_plugin(cplgn)
113 logger.debug('core loaded, prioriy: {}'.format(' > '.join(map(str, sima.core_plugins))))
115 # Loading internal plugins
116 load_plugins(sima, 'internal')
118 # Loading contrib plugins
119 load_plugins(sima, 'contrib')
120 logger.info('plugins loaded, prioriy: {}'.format(' > '.join(map(str, sima.plugins))))
121 # Set use of MusicBrainzIdentifier
122 if not config.getboolean('sima', 'musicbrainzid'):
123 logger.info('Disabling MusicBrainzIdentifier')
124 Meta.use_mbid = False
127 if config.getboolean('daemon', 'daemon'):
131 logger.info('Daemonize process...')
136 except KeyboardInterrupt:
137 logger.info('Caught KeyboardInterrupt, stopping')
141 def run(sopt, restart=False):
143 Handles SigHup exception
144 Catches Unhandled exception
146 # pylint: disable=broad-except
149 except SigHup: # SigHup inherit from Exception
151 except Exception: # Unhandled exception
157 nfo = dict({'version': info.__version__,
159 # StartOpt gathers options from command line call (in StartOpt().options)
164 if __name__ == '__main__':
168 # vim: ai ts=4 sw=4 sts=4 expandtab