1 # -*- coding: utf-8 -*-
2 # Copyright (c) 2013, 2014, 2015, 2020,2021 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.simadb import SimaDB
38 from .utils.config import ConfMan
39 from .utils.startopt import StartOpt
40 from .utils.utils import exception_log, SigHup, MPDSimaException
42 from .plugins.core.history import History
43 from .plugins.core.mpdoptions import MpdOptions
44 from .plugins.core.uniq import Uniq
48 def load_plugins(sima, source):
49 """Handles internal/external plugins
50 sima: sima.core.Sima instance
51 source: ['internal', 'contrib']
53 if not sima.config.get('sima', source):
55 logger = logging.getLogger('sima')
56 # TODO: Sanity check for "sima.config.get('sima', source)" ?
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 = sima_import(module, fromlist=[plugin])
62 except ImportError as err:
63 logger.error('Failed to load "{}" plugin\'s module: '.format(plugin) +
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 %s (%s)', 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 cfg_mgmt = ConfMan(sopt.options)
83 config = cfg_mgmt.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 # Create database if not present
92 db_file = config.get('sima', 'db_file')
93 if not isfile(db_file):
94 logger.debug('Creating database in "%s"', db_file)
95 open(db_file, 'a').close() # TODO: to remove with new simadb in v0.18
96 SimaDB(db_path=db_file).create_db()
98 if sopt.options.get('command'):
99 cmd = sopt.options.get('command')
100 if cmd == "generate-config":
101 config.write(sys.stdout, space_around_delimiters=True)
103 logger.info('Running "%s" and exit' % cmd)
104 if cmd == "config-test":
105 logger.info('Config location: "%s"', cfg_mgmt.conf_file)
106 from .utils.configtest import config_test
109 if cmd == "create-db":
110 if not isfile(db_file):
111 logger.info('Creating database in "%s"', db_file)
112 open(db_file, 'a').close() # TODO: to remove with new simadb in v0.18
113 SimaDB(db_path=db_file).create_db()
115 logger.info('Database already there, not overwriting %s', db_file)
116 logger.info('Done, bye...')
118 if cmd == "purge-history":
119 db_file = config.get('sima', 'db_file')
120 if not isfile(db_file):
121 logger.warning('No db found: %s', db_file)
123 SimaDB(db_path=db_file).purge_history(duration=0)
126 logger.info('Starting (%s)...', info.__version__)
127 sima = core.Sima(config)
129 # required core plugins
130 core_plugins = [History, MpdOptions, Uniq]
131 if config.getboolean('sima', 'mopidy_compat'):
132 logger.warning('Running with mopidy compat. mode!')
133 core_plugins = [History, MpdOptions]
134 config['sima']['musicbrainzid'] = 'False'
135 for cplgn in core_plugins:
136 logger.debug('Register core %(name)s (%(doc)s)', cplgn.info())
137 sima.register_core_plugin(cplgn)
138 logger.debug('core loaded, prioriy: %s', ' > '.join(map(str, sima.core_plugins)))
140 # Loading internal plugins
141 load_plugins(sima, 'internal')
142 # Loading contrib plugins
143 load_plugins(sima, 'contrib')
144 logger.info('plugins loaded, prioriy: %s', ' > '.join(map(str, sima.plugins)))
147 if config.getboolean('daemon', 'daemon'):
151 logger.info('Daemonize process...')
156 except KeyboardInterrupt:
157 logger.info('Caught KeyboardInterrupt, stopping')
161 def run(sopt, restart=False):
163 Handles SigHup exception
164 Catches Unhandled exception
166 # pylint: disable=broad-except
167 logger = logging.getLogger('sima')
170 except SigHup: # SigHup inherit from Exception
172 except MPDSimaException as err:
175 except Exception: # Unhandled exception
181 nfo = dict({'version': info.__version__,
183 # StartOpt gathers options from command line call (in StartOpt().options)
188 if __name__ == '__main__':
192 # vim: ai ts=4 sw=4 sts=4 expandtab