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- # cdrom.py - CDROM handling
- #
- # Copyright (c) 2005-2009 Canonical
- # Copyright (c) 2009 Julian Andres Klode <jak@debian.org>
- #
- # Author: Michael Vogt <michael.vogt@ubuntu.com>
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of the GNU General Public License as
- # published by the Free Software Foundation; either version 2 of the
- # License, or (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- # USA
- """Classes related to cdrom handling."""
- import glob
-
- import apt_pkg
- from apt.progress import CdromProgress
-
-
- class Cdrom(object):
- """Support for apt-cdrom like features.
-
- This class has several optional parameters for initialisation, which may
- be used to influence the behaviour of the object:
-
- The optional parameter `progress` is a CdromProgress() subclass, which will
- ask for the correct cdrom, etc. If not specified or None, a CdromProgress()
- object will be used.
-
- The optional parameter `mountpoint` may be used to specify an alternative
- mountpoint.
-
- If the optional parameter `nomount` is True, the cdroms will not be
- mounted. This is the default behaviour.
- """
-
- def __init__(self, progress=None, mountpoint=None, nomount=True):
- self._cdrom = apt_pkg.GetCdrom()
- if progress is None:
- self._progress = CdromProgress()
- else:
- self._progress = progress
- # see if we have a alternative mountpoint
- if mountpoint is not None:
- apt_pkg.Config.Set("Acquire::cdrom::mount", mountpoint)
- # do not mess with mount points by default
- if nomount:
- apt_pkg.Config.Set("APT::CDROM::NoMount", "true")
- else:
- apt_pkg.Config.Set("APT::CDROM::NoMount", "false")
-
- def add(self):
- """Add cdrom to the sources.list."""
- return self._cdrom.Add(self._progress)
-
- def ident(self):
- """Identify the cdrom."""
- (res, ident) = self._cdrom.Ident(self._progress)
- if res:
- return ident
-
- @property
- def inSourcesList(self):
- """Check if the cdrom is already in the current sources.list."""
- cd_id = self.ident()
- if cd_id is None:
- # FIXME: throw exception instead
- return False
- # Get a list of files
- src = glob.glob(apt_pkg.Config.FindDir("Dir::Etc::sourceparts") + '*')
- src.append(apt_pkg.Config.FindFile("Dir::Etc::sourcelist"))
- # Check each file
- for fname in src:
- for line in open(fname):
- if not line.lstrip().startswith("#") and cd_id in line:
- return True
- return False
-