b6fb7e8a86
Whipper is now fully PEP8 compliant. Revised version which includes all the changes suggested by Freso.
126 lines
4.2 KiB
Python
126 lines
4.2 KiB
Python
# -*- Mode: Python -*-
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# vi:si:et:sw=4:sts=4:ts=4
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# Copyright (C) 2009 Thomas Vander Stichele
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# This file is part of whipper.
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#
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# whipper is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# whipper is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with whipper. If not, see <http://www.gnu.org/licenses/>.
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import sys
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from whipper.command.basecommand import BaseCommand
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from whipper.common import config, drive
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from whipper.extern.task import task
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from whipper.program import cdparanoia
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import logging
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logger = logging.getLogger(__name__)
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class Analyze(BaseCommand):
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summary = "analyze caching behaviour of drive"
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description = """Determine whether cdparanoia can defeat the audio cache of the drive.""" # noqa: E501
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device_option = True
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def do(self):
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runner = task.SyncRunner()
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t = cdparanoia.AnalyzeTask(self.options.device)
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runner.run(t)
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if t.defeatsCache is None:
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sys.stdout.write(
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'Cannot analyze the drive. Is there a CD in it?\n')
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return
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if not t.defeatsCache:
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sys.stdout.write(
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'cdparanoia cannot defeat the audio cache on this drive.\n')
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else:
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sys.stdout.write(
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'cdparanoia can defeat the audio cache on this drive.\n')
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info = drive.getDeviceInfo(self.options.device)
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if not info:
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sys.stdout.write('Drive caching behaviour not saved:'
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'could not get device info (requires pycdio).\n')
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return
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sys.stdout.write(
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'Adding drive cache behaviour to configuration file.\n')
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config.Config().setDefeatsCache(
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info[0], info[1], info[2], t.defeatsCache)
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class List(BaseCommand):
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summary = "list drives"
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description = """list available CD-DA drives"""
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def do(self):
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paths = drive.getAllDevicePaths()
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self.config = config.Config()
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if not paths:
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sys.stdout.write('No drives found.\n')
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sys.stdout.write('Create /dev/cdrom if you have a CD drive, \n')
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sys.stdout.write('or install pycdio for better detection.\n')
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return
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try:
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import cdio as _ # noqa: F401 (TODO: fix it in a separate PR?)
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except ImportError:
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sys.stdout.write(
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'Install pycdio for vendor/model/release detection.\n')
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return
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for path in paths:
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vendor, model, release = drive.getDeviceInfo(path)
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sys.stdout.write(
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"drive: %s, vendor: %s, model: %s, release: %s\n" % (
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path, vendor, model, release))
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try:
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offset = self.config.getReadOffset(
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vendor, model, release)
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sys.stdout.write(
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" Configured read offset: %d\n" % offset)
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except KeyError:
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# Note spaces at the beginning for pretty terminal output
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sys.stdout.write(" "
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"No read offset found. "
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"Run 'whipper offset find'\n")
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try:
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defeats = self.config.getDefeatsCache(
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vendor, model, release)
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sys.stdout.write(
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" Can defeat audio cache: %s\n" % defeats)
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except KeyError:
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sys.stdout.write(
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" Unknown whether audio cache can be defeated. "
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"Run 'whipper drive analyze'\n")
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if not paths:
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sys.stdout.write('No drives found.\n')
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class Drive(BaseCommand):
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summary = "handle drives"
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description = """Drive utilities."""
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subcommands = {
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'analyze': Analyze,
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'list': List
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}
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