gpodder/bin/gpodder-migrate2tres
2012-01-09 21:19:24 +01:00

135 lines
3.9 KiB
Python
Executable file

#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# gPodder - A media aggregator and podcast client
# Copyright (c) 2005-2012 Thomas Perl and the gPodder Team
#
# gPodder 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 3 of the License, or
# (at your option) any later version.
#
# gPodder 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, see <http://www.gnu.org/licenses/>.
#
# gpodder-migrate2tres - Migrate data from gPodder 2.x to gPodder 3
# by Thomas Perl <thp@gpodder.org>; 2011-04-28
import sys
import os
import re
import ConfigParser
import shutil
gpodder_script = sys.argv[0]
if os.path.islink(gpodder_script):
gpodder_script = os.readlink(gpodder_script)
gpodder_dir = os.path.join(os.path.dirname(gpodder_script), '..')
prefix = os.path.abspath(os.path.normpath(gpodder_dir))
src_dir = os.path.join(prefix, 'src')
data_dir = os.path.join(prefix, 'data')
if os.path.exists(src_dir) and os.path.exists(data_dir) and \
not prefix.startswith('/usr'):
# Run gPodder from local source folder (not installed)
sys.path.insert(0, src_dir)
import gpodder
# Platform detection (i.e. Maemo 5, etc..)
gpodder.detect_platform()
from gpodder import schema
from gpodder import util
old_database = os.path.expanduser('~/.config/gpodder/database.sqlite')
new_database = gpodder.database_file
old_config = os.path.expanduser('~/.config/gpodder/gpodder.conf')
new_config = gpodder.config_file
if not os.path.exists(old_database):
print >>sys.stderr, """
Turns out that you never ran gPodder 2.
Can't find this required file:
%(old_database)s
""" % locals()
sys.exit(1)
old_downloads = None
if os.path.exists(old_config):
parser = ConfigParser.RawConfigParser()
parser.read(old_config)
try:
old_downloads = parser.get('gpodder-conf-1', 'download_dir')
except ConfigParser.NoSectionError:
# The file is empty / section (gpodder-conf-1) not found
pass
except ConfigParser.NoOptionError:
# The section is available, but the key (download_dir) is not
pass
if old_downloads is None:
# The user has no configuration. This usually happens when
# only the CLI version of gPodder is used. In this case, the
# download directory is most likely the default (bug 1434)
old_downloads = os.path.expanduser('~/gpodder-downloads')
new_downloads = gpodder.downloads
if not os.path.exists(old_downloads):
print >>sys.stderr, """
Old download directory does not exist. Creating empty one.
"""
os.makedirs(old_downloads)
if any(os.path.exists(x) for x in (new_database, new_downloads)):
print >>sys.stderr, """
Existing gPodder 3 user data found.
To continue, please remove:
%(new_database)s
%(new_downloads)s
""" % locals()
sys.exit(1)
print >>sys.stderr, """
Would carry out the following actions:
Move downloads from %(old_downloads)s
to %(new_downloads)s
Convert database from %(old_database)s
to %(new_database)s
""" % locals()
result = raw_input('Continue? (Y/n) ')
if result in 'Yy':
util.make_directory(gpodder.home)
schema.convert_gpodder2_db(old_database, new_database)
if not os.path.exists(new_database):
print >>sys.stderr, 'Could not convert database.'
sys.exit(1)
shutil.move(old_downloads, new_downloads)
if not os.path.exists(new_downloads):
print >>sys.stderr, 'Could not move downloads.'
sys.exit(1)
print 'Done. Have fun with gPodder 3!'