a1eb3377ea
* cdrdao: eject empty disc while reading toc
- introduce EjectError
- move {eject,load,unmount}_device to program.utils
* remove duplicated eject
* remove unnecessary ejection
* add --eject option
97 lines
3.5 KiB
Python
97 lines
3.5 KiB
Python
# -*- Mode: Python -*-
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# vi:si:et:sw=4:sts=4:ts=4
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import os
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import sys
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import pkg_resources
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import musicbrainzngs
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import morituri
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from morituri.command import cd, offset, drive, image, accurip, debug
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from morituri.command.basecommand import BaseCommand
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from morituri.common import common, directory
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from morituri.extern.task import task
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from morituri.program.utils import eject_device
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import logging
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logger = logging.getLogger(__name__)
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def main():
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# set user agent
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musicbrainzngs.set_useragent("whipper", morituri.__version__,
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"https://github.com/JoeLametta/whipper")
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# register plugins with pkg_resources
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distributions, _ = pkg_resources.working_set.find_plugins(
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pkg_resources.Environment([directory.data_path('plugins')])
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)
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map(pkg_resources.working_set.add, distributions)
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try:
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cmd = Whipper(sys.argv[1:], os.path.basename(sys.argv[0]), None)
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ret = cmd.do()
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except SystemError, e:
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sys.stderr.write('whipper: error: %s\n' % e)
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if (type(e) is common.EjectError and
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cmd.options.eject in ('failure', 'always')):
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eject_device(e.device)
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return 255
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except ImportError, e:
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raise ImportError(e)
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except task.TaskException, e:
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if isinstance(e.exception, ImportError):
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raise ImportError(e.exception)
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elif isinstance(e.exception, common.MissingDependencyException):
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sys.stderr.write('whipper: error: missing dependency "%s"\n' %
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e.exception.dependency)
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return 255
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if isinstance(e.exception, common.EmptyError):
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logger.debug("EmptyError: %r", str(e.exception))
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sys.stderr.write('whipper: error: Could not create encoded file.\n')
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return 255
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# in python3 we can instead do `raise e.exception` as that would show
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# the exception's original context
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sys.stderr.write(e.exceptionMessage)
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return 255
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return ret if ret else 0
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class Whipper(BaseCommand):
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description = """whipper is a CD ripping utility focusing on accuracy over speed.
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whipper gives you a tree of subcommands to work with.
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You can get help on subcommands by using the -h option to the subcommand.
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"""
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no_add_help = True
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subcommands = {
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'accurip': accurip.AccuRip,
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'cd': cd.CD,
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'debug': debug.Debug,
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'drive': drive.Drive,
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'offset': offset.Offset,
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'image': image.Image
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}
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def add_arguments(self):
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self.parser.add_argument('-R', '--record',
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action='store_true', dest='record',
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help="record API requests for playback")
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self.parser.add_argument('-v', '--version',
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action="store_true", dest="version",
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help="show version information")
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self.parser.add_argument('-h', '--help',
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action="store_true", dest="help",
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help="show this help message and exit")
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self.parser.add_argument('-e', '--eject',
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action="store", dest="eject", default="always",
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choices=('never', 'failure', 'success', 'always'),
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help="when to eject disc (default: always)")
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def handle_arguments(self):
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if self.options.help:
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self.parser.print_help()
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sys.exit(0)
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if self.options.version:
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print "whipper %s" % morituri.__version__
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sys.exit(0)
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