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#!/usr/bin/python
# Generate udev rules from music player identification (.mpi) files
#
# (C) 2009 Canonical Ltd.
# Author: Martin Pitt <martin.pitt@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.
#
# keymap 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 keymap; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
import sys, ConfigParser, os.path
# translation of mpi Device keys to udev attributes
mpi2udev = {
'vendorid': 'ATTRS{idVendor}=="%s"',
'productid': 'ATTRS{idProduct}=="%s"',
'usbvendor': 'ATTRS{vendor}=="%s"',
'usbmodel': 'ATTRS{model}=="%s"',
'usbproduct': 'ATTRS{product}=="%s"',
'usbmanufacturer': 'ATTRS{manufacturer}=="%s"',
}
def parse_mpi(mpi):
'''Print udev rule for given ConfigParser object.'''
cp = ConfigParser.RawConfigParser()
assert cp.read(mpi)
try:
m = cp.get('Device', 'product')
print '#', m
except ConfigParser.NoOptionError:
pass
for name in ['usbvendor', 'usbproduct', 'usbmodel', 'usbmanufacturer']:
try:
value = cp.get('Device', name)
print mpi2udev[name] % value, ',',
except ConfigParser.NoOptionError:
continue
try:
usbids = {}
for usbid in cp.get('Device', 'devicematch').split(';'):
if len(usbid.split(':')) != 3:
continue
(subsystem, vid, pid) = usbid.split(':')
if subsystem != "usb":
continue
if usbids.has_key(vid):
usbids[vid].append(pid)
else:
usbids[vid] = [ pid ]
for vid, pids in usbids.iteritems():
print 'ATTRS{idVendor}=="%s" , ATTRS{idProduct}=="%s"'% (vid, '|'.join(pids)), ',',
print 'ENV{ID_MEDIA_PLAYER}="%s"' % os.path.splitext(os.path.basename(mpi))[0],
except ConfigParser.NoOptionError:
print 'ENV{ID_MEDIA_PLAYER}="%s"' % os.path.splitext(os.path.basename(mpi))[0],
# do we have an icon?
try:
icon = cp.get('Device', 'icon')
print 'ENV{UDISKS_PRESENTATION_ICON_NAME}="%s"' % icon,
except ConfigParser.NoOptionError:
pass
# terminate rule line
print
#
# main
#
# udev rules header
print '''ACTION!="add|change", GOTO="media_player_end"
# catch MTP devices
ENV{DEVTYPE}=="usb_device", GOTO="media_player_start"
# catch UMS devices
SUBSYSTEM!="block", GOTO="media_player_end"
SUBSYSTEMS=="usb", GOTO="media_player_start"
GOTO="media_player_end"
LABEL="media_player_start"
'''
# parse MPI files
for f in sys.argv[1:]:
parse_mpi(f)
# udev rules footer
print '\nLABEL="media_player_end"'
|
