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
32 # third parties components
36 from . import core, info
37 from .lib.logger import set_logger
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, MPDSimaException
42 from .utils.blcli import BLCli
44 from .plugins.core.history import History
45 from .plugins.core.mpdoptions import MpdOptions
46 from .plugins.core.uniq import Uniq
50 def load_plugins(sima, source):
51 """Handles internal/external plugins
52 sima: sima.core.Sima instance
53 source: ['internal', 'contrib']
55 if not sima.config.get('sima', source):
57 logger = logging.getLogger('sima')
58 # TODO: Sanity check for "sima.config.get('sima', source)" ?
59 for plugin in sima.config.get('sima', source).split(','):
60 plugin = plugin.strip(' \n')
61 module = 'sima.plugins.{0}.{1}'.format(source, plugin.lower())
63 mod_obj = sima_import(module, fromlist=[plugin])
64 except ImportError as err:
65 logger.error('Failed to load "{}" plugin\'s module: '.format(plugin) +
66 '{0} ({1})'.format(module, err))
70 plugin_obj = getattr(mod_obj, plugin)
71 except AttributeError as err:
72 logger.error('Failed to load plugin %s (%s)', plugin, err)
75 logger.info('Loading {0} plugin: {name} ({doc})'.format(
76 source, **plugin_obj.info()))
77 sima.register_plugin(plugin_obj)
80 def start(sopt, restart=False):
84 cfg_mgmt = ConfMan(sopt.options)
85 config = cfg_mgmt.config
87 logger = logging.getLogger('sima')
88 logfile = config.get('log', 'logfile', fallback=None)
89 verbosity = config.get('log', 'verbosity')
90 if sopt.options.get('command'): # disable file logging
93 set_logger(verbosity, logfile)
94 logger.debug('Command line say: %s', sopt.options)
96 # Create database if not present
97 db_file = config.get('sima', 'db_file')
98 if not isfile(db_file):
99 logger.debug('Creating database in "%s"', db_file)
100 SimaDB(db_path=db_file).create_db()
101 # Migration from v0.17.0
102 dbinfo = SimaDB(db_path=db_file).get_info()
103 if not dbinfo: # v0.17.0 → v0.18+ migration
104 logger.warning('Backing up database!')
105 rename(db_file, db_file + '-old-version-backup')
106 logger.info('Creating an new database in "%s"', db_file)
107 SimaDB(db_path=db_file).create_db()
109 if sopt.options.get('command'):
110 cmd = sopt.options.get('command')
111 if cmd.startswith('bl-'):
112 BLCli(config, sopt.options)
114 if cmd == "generate-config":
115 config.write(sys.stdout, space_around_delimiters=True)
117 logger.info('Running "%s" and exit' % cmd)
118 if cmd == "config-test":
119 logger.info('Config location: "%s"', cfg_mgmt.conf_file)
120 from .utils.configtest import config_test
123 if cmd == "create-db":
124 if not isfile(db_file):
125 logger.info('Creating database in "%s"', db_file)
126 SimaDB(db_path=db_file).create_db()
128 logger.info('Database already there, not overwriting %s', db_file)
129 logger.info('Done, bye...')
131 if cmd == "purge-history":
132 db_file = config.get('sima', 'db_file')
133 if not isfile(db_file):
134 logger.warning('No db found: %s', db_file)
136 SimaDB(db_path=db_file).purge_history(duration=0)
139 logger.info('Starting (%s)...', info.__version__)
140 sima = core.Sima(config)
142 # required core plugins
143 core_plugins = [History, MpdOptions, Uniq]
144 if config.getboolean('sima', 'mopidy_compat'):
145 logger.warning('Running with mopidy compat. mode!')
146 core_plugins = [History, MpdOptions]
147 config['sima']['musicbrainzid'] = 'False'
148 for cplgn in core_plugins:
149 logger.debug('Register core %(name)s (%(doc)s)', cplgn.info())
150 sima.register_core_plugin(cplgn)
151 logger.debug('core loaded, prioriy: %s', ' > '.join(map(str, sima.core_plugins)))
153 # Loading internal plugins
154 load_plugins(sima, 'internal')
155 # Loading contrib plugins
156 load_plugins(sima, 'contrib')
157 logger.info('plugins loaded, prioriy: %s', ' > '.join(map(str, sima.plugins)))
160 if config.getboolean('daemon', 'daemon'):
164 logger.info('Daemonize process...')
169 except KeyboardInterrupt:
170 logger.info('Caught KeyboardInterrupt, stopping')
174 def run(sopt, restart=False):
176 Handles SigHup exception
177 Catches Unhandled exception
179 # pylint: disable=broad-except
180 logger = logging.getLogger('sima')
183 except SigHup: # SigHup inherit from Exception
185 except MPDSimaException as err:
188 except Exception: # Unhandled exception
194 nfo = dict({'version': info.__version__,
196 # StartOpt gathers options from command line call (in StartOpt().options)
201 if __name__ == '__main__':
205 # vim: ai ts=4 sw=4 sts=4 expandtab