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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# SoundConverter - GNOME application for converting between audio formats.
# Copyright 2004 Lars Wirzenius
# Copyright 2005-2012 Gautier Portet
#
# 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; version 3 of the License.
#
# 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
import os
import urllib
import urlparse
import gnomevfs
from utils import log
from error import show_error
use_gnomevfs = False
def unquote_filename(filename):
return urllib.unquote(filename)
def beautify_uri(uri):
return unquote_filename(uri).split('file://')[-1]
def vfs_walk(uri):
"""similar to os.path.walk, but with gnomevfs.
uri -- the base folder uri.
return a list of uri.
"""
if str(uri)[-1] != '/':
uri = uri.append_string('/')
filelist = []
try:
dirlist = gnomevfs.open_directory(uri, gnomevfs.FILE_INFO_FOLLOW_LINKS)
for file_info in dirlist:
try:
if file_info.name[0] == '.':
continue
if file_info.type == gnomevfs.FILE_TYPE_DIRECTORY:
filelist.extend(
vfs_walk(uri.append_path(file_info.name)))
if file_info.type == gnomevfs.FILE_TYPE_REGULAR:
filelist.append(str(uri.append_file_name(file_info.name)))
except ValueError:
# this can happen when you do not have sufficent
# permissions to read file info.
log("skipping: \'%s\'" % file_info.name)
except:
log("skipping: '%s\'" % uri)
return filelist
return filelist
def vfs_makedirs(path_to_create):
"""Similar to os.makedirs, but with gnomevfs."""
uri = gnomevfs.URI(path_to_create)
path = uri.path
# start at root
uri = uri.resolve_relative('/')
for folder in path.split('/'):
if not folder:
continue
uri = uri.append_string(folder.replace('%2f', '/'))
try:
gnomevfs.make_directory(uri, 0777)
except gnomevfs.FileExistsError:
pass
except:
return False
return True
def vfs_unlink(filename):
"""Delete a gnomevfs file."""
gnomevfs.unlink(gnomevfs.URI(filename))
def vfs_rename(original, newname):
"""Rename a gnomevfs file"""
uri = gnomevfs.URI(newname)
dirname = uri.parent
if dirname and not gnomevfs.exists(dirname):
log('Creating folder: \'%s\'' % dirname)
if not vfs_makedirs(str(dirname)):
show_error(_('Cannot create folder!'), unquote_filename(dirname.path))
return 'cannot-create-folder'
try:
gnomevfs.xfer_uri(gnomevfs.URI(original), uri,
gnomevfs.XFER_REMOVESOURCE,
gnomevfs.XFER_ERROR_MODE_ABORT,
gnomevfs.XFER_OVERWRITE_MODE_ABORT
)
except Exception as error:
# TODO: maybe we need a special case here. If dest folder is unwritable. Just stop.
# or an option to stop all processing.
show_error(_('Error while renaming file!'), '%s: %s' % (beautify_uri(newname), error))
return 'cannot-rename-file'
def vfs_exists(filename):
try:
return gnomevfs.exists(filename)
except:
return False
def filename_to_uri(filename):
"""Convert a filename to a valid uri.
Filename can be a relative or absolute path, or an uri.
"""
if '://' not in filename:
# convert local filename to uri
filename = urllib.pathname2url(os.path.abspath(filename))
filename = str(gnomevfs.URI(filename))
return filename
# GStreamer gnomevfssrc helpers
def vfs_encode_filename(filename):
return filename_to_uri(filename)
def file_encode_filename(filename):
return gnomevfs.get_local_path_from_uri(filename).replace(' ', '\ ')
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