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#!/usr/bin/python
# -*- coding: utf-8 -*-
#################################################################################
# LAYMAN CVS OVERLAY HANDLER
#################################################################################
# File: cvs.py
#
# Handles cvs overlays
#
# Copyright:
# (c) 2005 - 2008 Gunnar Wrobel
# Distributed under the terms of the GNU General Public License v2
#
# Author(s):
# Gunnar Wrobel <wrobel@gentoo.org>
#
''' Cvs overlay support.'''
__version__ = "$Id$"
#===============================================================================
#
# Dependencies
#
#-------------------------------------------------------------------------------
import xml.etree.ElementTree as ET # Python 2.5
from layman.utils import path, ensure_unicode
from layman.overlays.source import OverlaySource, require_supported
#===============================================================================
#
# Class CvsOverlay
#
#-------------------------------------------------------------------------------
class CvsOverlay(OverlaySource):
''' Handles cvs overlays.'''
type = 'cvs'
type_key = 'cvs'
def __init__(self, parent, xml, config, _location, ignore = 0, quiet = False):
super(CvsOverlay, self).__init__(parent, xml, config, _location, ignore, quiet)
_subpath = xml.find('subpath')
if _subpath != None:
self.subpath = ensure_unicode(_subpath.text.strip())
elif 'subpath' in xml.attrib:
self.subpath = ensure_unicode(xml.attrib['subpath'])
else:
self.subpath = ''
def __eq__(self, other):
res = super(CvsOverlay, self).__eq__(other) \
and self.subpath == other.subpath
return res
def __ne__(self, other):
return not self.__eq__(other)
# overrider
def to_xml_hook(self, repo_elem):
if self.subpath:
_subpath = ET.Element('subpath')
_subpath.text = self.subpath
repo_elem.append(_subpath)
del _subpath
def add(self, base, quiet = False):
'''Add overlay.'''
self.supported()
# cvs [-q] co -d SOURCE SCOPE
args = []
if quiet:
args.append('-q')
args.append('co')
args.append('-d')
args.append(self.parent.name)
args.append(self.subpath)
return self.run_command(*args, cwd=base, env=dict(CVSROOT=self.src))
def sync(self, base, quiet = False):
'''Sync overlay.'''
self.supported()
# cvs [-q] update -d
args = []
if quiet:
args.append('-q')
args.append('update')
args.append('-d')
return self.run_command(*args, cwd=path([base, self.parent.name]))
def supported(self):
'''Overlay type supported?'''
return require_supported([(self.command(), 'cvs',
'dev-vcs/cvs'),])
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