def run_forever(args, config):
# ensure requiresments, raise SystemExit if failed
os.chdir(os.path.join(os.path.dirname(__file__), '../..'))
ensure_dirs()
# In an ideal world, users are capable to do anything in rcfile,
# including monkeypatch, so we should load rcfile as early as possible
fuoexec_load_rcfile(config)
# Extract config items from args and setup config object,
# since then, no more `args` object, only `config`.
setup_config(args, config)
setup_logger(config)
# create app instance with config
#
# nothing should happen except all objects are created
app = create_app(config)
# do fuoexec initialization before app inits
fuoexec_init(app)
# initialize app with config
#
# all objects can do initialization here. some objects may emit signal,
# some objects may connect with others signals.
init_app(app)
app.initialized.emit(app)
run_app(app)
def run_once(args, config):
# ignore all warnings since it will pollute the output
warnings.filterwarnings("ignore")
fuoexec_load_rcfile(config)
setup_config(args, config)
app = create_app(config)
fuoexec_init(app)
init_app(app)
app.initialized.emit(app)
future = oncemain(app, args)
if future is not None:
run_app_once(app, future)
def before_start_app(args):
"""
Prepare things that app depends on and initialize things which don't depend on app.
"""
config = create_config()
# Load rcfile.
#
# In an ideal world, users are capable to do anything in rcfile,
# including monkeypatch, so we should load rcfile as early as possible
fuoexec_load_rcfile(config)
# Initialize config.
#
# Extract config items from args and setup config object.
# Arg has higher priority than config. If a parameter was set both in
# args and config, the arg can override the value.
setup_config(args, config)
# Precheck.
#
# When precheck failed, show error hint and exit.
precheck(args, config)
# Prepare.
#
# Ensure requirements, raise SystemExit if failed.
ensure_dirs()
setup_logger(config)
# Ignore all warnings since it will pollute the output.
if AppMode.cli in AppMode(config.MODE):
warnings.filterwarnings("ignore")
# Run.
#
if AppMode.gui in AppMode(config.MODE):
try:
# HELP: QtWebEngineWidgets must be imported before a
# QCoreApplication instance is created.
# TODO: add a command line option to control this import.
import PyQt5.QtWebEngineWidgets # type: ignore # noqa
except ImportError:
logger.info('import QtWebEngineWidgets failed')
from feeluown.utils.compat import DefaultQEventLoopPolicy
asyncio.set_event_loop_policy(DefaultQEventLoopPolicy())
return args, config
def main():
parser = setup_argparse()
args = parser.parse_args()
config = create_config()
# make media assets available
os.chdir(os.path.join(os.path.dirname(__file__), '..'))
ensure_dirs()
fuoexec_load_rcfile(config)
res = init(args, config)
if res == 1:
# load some config before start run_cli
run_cli(args, config)
elif res == 2:
run_once(args, config)
else:
run_forever(args, config)