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g.py
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# -*- coding: utf-8 -*-
#
# (c) Copyright 2003-2008 Hewlett-Packard Development Company, L.P.
#
# 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
#
# Author: Don Welch
#
# NOTE: This module is safe for 'from g import *'
#
# Std Lib
import sys
import os
import os.path
import ConfigParser
import locale
import pwd
import stat
# Local
from codes import *
import logger
# System wide logger
log = logger.Logger('', logger.Logger.LOG_LEVEL_INFO, logger.Logger.LOG_TO_CONSOLE)
log.set_level('info')
MINIMUM_PYQT_MAJOR_VER = 3
MINIMUM_PYQT_MINOR_VER = 14
MINIMUM_QT_MAJOR_VER = 3
MINIMUM_QT_MINOR_VER = 0
def to_bool(s, default=False):
if isinstance(s, str) and s:
if s[0].lower() in ['1', 't', 'y']:
return True
elif s[0].lower() in ['0', 'f', 'n']:
return False
elif isinstance(s, bool):
return s
return default
# System wide properties
class Properties(dict):
def __getattr__(self, attr):
if attr in self.keys():
return self.__getitem__(attr)
else:
return ""
def __setattr__(self, attr, val):
self.__setitem__(attr, val)
prop = Properties()
# User config file
class ConfigSection(dict):
def __init__(self, section_name, config_obj, filename, *args, **kwargs):
dict.__setattr__(self, "section_name", section_name)
dict.__setattr__(self, "config_obj", config_obj)
dict.__setattr__(self, "filename", filename)
dict.__init__(self, *args, **kwargs)
def __getattr__(self, attr):
if attr in self.keys():
return self.__getitem__(attr)
else:
return ""
def __setattr__(self, option, val):
self.__setitem__(option, val)
if not self.config_obj.has_section(self.section_name):
self.config_obj.add_section(self.section_name)
self.config_obj.set(self.section_name, option, val)
try:
f = file(self.filename, 'w')
self.config_obj.write(f)
f.close()
except IOError:
pass
class Config(dict):
def __init__(self, filename, error_if_not_found=False, *args, **kwargs):
dict.__init__(self, *args, **kwargs)
dict.__setattr__(self, "config_obj", ConfigParser.ConfigParser())
dict.__setattr__(self, "filename", filename)
log.debug("Reading config file %s" % filename)
try:
f = file(filename, 'r')
self.config_obj.readfp(f)
f.close()
except ConfigParser.Error:
log.error("There is an error in the config file: %s" % filename)
sys.exit(1)
except IOError:
pass
for s in self.config_obj.sections():
opts = []
for o in self.config_obj.options(s):
opts.append((o, self.config_obj.get(s, o)))
self.__setitem__(s, ConfigSection(s, self.config_obj, filename, opts))
def __getattr__(self, sect):
if sect not in self.keys():
self.__setitem__(sect, ConfigSection(sect, self.config_obj, self.filename))
return self.__getitem__(sect)
def __setattr__(self, sect, val):
self.__setitem__(sect, val)
# Config file: directories and ports
prop.sys_config_file = '/etc/hp/hplip.conf'
prop.user_dir = os.path.expanduser('~/.hplip')
os.umask(0037)
try:
if not os.path.exists(prop.user_dir):
os.makedirs(prop.user_dir)
except OSError:
pass # This is sometimes OK, if running hpfax: for example
prop.user_config_file = os.path.join(prop.user_dir, 'hplip.conf')
if not os.path.exists(prop.user_config_file):
try:
file(prop.user_config_file, 'w').close()
s = os.stat(os.path.dirname(prop.user_config_file))
os.chown(prop.user_config_file, s[stat.ST_UID], s[stat.ST_GID])
except IOError:
pass
sys_cfg = Config(prop.sys_config_file, True)
user_cfg = Config(prop.user_config_file)
# Language settings
try:
prop.locale, prop.encoding = locale.getdefaultlocale()
except ValueError:
prop.locale = 'en_US'
prop.encoding = 'UTF8'
prop.version = sys_cfg.hplip.version or 'x.x.x'
prop.home_dir = sys_cfg.dirs.home or os.path.realpath(os.path.normpath(os.getcwd()))
prop.username = pwd.getpwuid(os.getuid())[0]
pdb = pwd.getpwnam(prop.username)
prop.userhome = pdb[5]
prop.data_dir = os.path.join(prop.home_dir, 'data')
prop.image_dir = os.path.join(prop.home_dir, 'data', 'images')
prop.xml_dir = os.path.join(prop.home_dir, 'data', 'xml')
prop.models_dir = os.path.join(prop.home_dir, 'data', 'models')
prop.localization_dir = os.path.join(prop.home_dir, 'data', 'localization')
prop.max_message_len = 8192
prop.max_message_read = 65536
prop.read_timeout = 90
prop.ppd_search_path = '/usr/share;/usr/local/share;/usr/lib;/usr/local/lib;/usr/libexec;/opt;/usr/lib64'
prop.ppd_search_pattern = 'HP-*.ppd.*'
prop.ppd_download_url = 'http://www.linuxprinting.org/ppd-o-matic.cgi'
prop.ppd_file_suffix = '-hpijs.ppd'
# Build and install configurations
prop.gui_build = to_bool(sys_cfg.configure.get('gui-build', '0'))
prop.net_build = to_bool(sys_cfg.configure.get('network-build', '0'))
prop.par_build = to_bool(sys_cfg.configure.get('pp-build', '0'))
prop.usb_build = True
prop.scan_build = to_bool(sys_cfg.configure.get('scanner-build', '0'))
prop.fax_build = to_bool(sys_cfg.configure.get('fax-build', '0'))
prop.doc_build = to_bool(sys_cfg.configure.get('doc-build', '0'))
prop.foomatic_xml_install = to_bool(sys_cfg.configure.get('foomatic-xml-install', '0'))
prop.foomatic_ppd_install = to_bool(sys_cfg.configure.get('foomatic-ppd-install', '0'))
# Spinner, ala Gentoo Portage
spinner = "\|/-\|/-"
spinpos = 0
def update_spinner():
global spinner, spinpos
if not log.is_debug() and sys.stdout.isatty():
sys.stdout.write("\b" + spinner[spinpos])
spinpos=(spinpos + 1) % 8
sys.stdout.flush()
def cleanup_spinner():
if not log.is_debug() and sys.stdout.isatty():
sys.stdout.write("\b \b")
sys.stdout.flush()
# Internal/messaging errors
ERROR_STRINGS = {
ERROR_SUCCESS : 'No error',
ERROR_UNKNOWN_ERROR : 'Unknown error',
ERROR_DEVICE_NOT_FOUND : 'Device not found',
ERROR_INVALID_DEVICE_ID : 'Unknown/invalid device-id field',
ERROR_INVALID_DEVICE_URI : 'Unknown/invalid device-uri field',
#ERROR_INVALID_MSG_TYPE : 'Unknown message type',
#ERROR_INVALID_DATA_ENCODING : 'Unknown data encoding',
#ERROR_INVALID_CHAR_ENCODING : 'Unknown character encoding',
ERROR_DATA_LENGTH_EXCEEDS_MAX : 'Data length exceeds maximum',
#ERROR_DATA_LENGTH_MISMATCH : "Data length doesn't match length field",
#ERROR_DATA_DIGEST_MISMATCH : "Digest of data doesn't match digest field",
#ERROR_INVALID_JOB_ID : 'Invalid job-id',
ERROR_DEVICE_IO_ERROR : 'Device I/O error',
#ERROR_STRING_QUERY_FAILED : 'String/error query failed',
#ERROR_QUERY_FAILED : 'Query failed',
#ERROR_GUI_NOT_AVAILABLE : 'hpguid not running',
#ERROR_NO_CUPS_DEVICES_FOUND : 'No CUPS devices found (deprecated)',
ERROR_NO_PROBED_DEVICES_FOUND : 'No probed devices found',
#ERROR_INVALID_BUS_TYPE : 'Invalid bus type',
#ERROR_BUS_TYPE_CANNOT_BE_PROBED : 'Bus cannot be probed',
ERROR_DEVICE_BUSY : 'Device busy',
#ERROR_NO_DATA_AVAILABLE : 'No data avaiable',
#ERROR_INVALID_DEVICEID : 'Invalid/missing DeviceID',
#ERROR_INVALID_CUPS_VERSION : 'Invlaid CUPS version',
#ERROR_CUPS_NOT_RUNNING : 'CUPS not running',
ERROR_DEVICE_STATUS_NOT_AVAILABLE : 'DeviceStatus not available',
#ERROR_DATA_IN_SHORT_READ: 'ChannelDataIn short read',
ERROR_INVALID_SERVICE_NAME : 'Invalid service name',
#ERROR_INVALID_USER_ERROR_CODE : 'Invalid user level error code',
ERROR_ERROR_INVALID_CHANNEL_ID : 'Invalid channel-id (service name)',
ERROR_CHANNEL_BUSY : 'Channel busy',
#ERROR_CHANNEL_CLOSE_FAILED : 'ChannelClose failed. Channel not open',
#ERROR_UNSUPPORTED_BUS_TYPE : 'Unsupported bus type',
ERROR_DEVICE_DOES_NOT_SUPPORT_OPERATION : 'Device does not support operation',
#ERROR_DEVICE_NOT_OPEN : 'Device not open',
#ERROR_UNABLE_TO_CONTACT_SERVICE : 'Unable to contact service',
#ERROR_UNABLE_TO_BIND_SOCKET : 'Unable to bind to socket',
ERROR_DEVICEOPEN_FAILED : 'Device open failed',
ERROR_INVALID_DEVNODE : 'Invalid device node',
#ERROR_TEST_EMAIL_FAILED : "Email test failed",
ERROR_INVALID_HOSTNAME : "Invalid hostname ip address",
ERROR_INVALID_PORT_NUMBER : "Invalid JetDirect port number",
#ERROR_INTERFACE_BUSY : "Interface busy",
ERROR_NO_CUPS_QUEUE_FOUND_FOR_DEVICE : "No CUPS queue found for device.",
#ERROR_UNSUPPORTED_MODEL : "Unsupported printer model.",
#ERROR_INVALID_GUI_NAME: "Invalid GUI",
ERROR_DATFILE_ERROR: "DAT file error",
ERROR_INVALID_TIMEOUT: "Invalid timeout",
ERROR_IO_TIMEOUT: "I/O timeout",
ERROR_FAX_INCOMPATIBLE_OPTIONS: "Incompatible fax options",
ERROR_FAX_INVALID_FAX_FILE: "Invalid fax file",
#ERROR_FAX_MUST_RUN_SENDFAX_FIRST: "Run sendfax first",
#ERROR_FAX_PROCESSING: "Fax processing",
#ERROR_FAX_READY: "Fax ready",
ERROR_FAX_FILE_NOT_FOUND: "Fax file not found",
ERROR_INTERNAL : 'Unknown internal error',
}
class Error(Exception):
def __init__(self, opt=ERROR_INTERNAL):
self.opt = opt
self.msg = ERROR_STRINGS.get(opt, ERROR_STRINGS[ERROR_INTERNAL])
log.debug("Exception: %d (%s)" % (opt, self.msg))
Exception.__init__(self, self.msg, opt)
# Make sure True and False are avail. in pre-2.2 versions
try:
True
except NameError:
True = (1==1)
False = not True
# as new translations are completed, add them here
supported_locales = { 'en_US': ('us', 'en', 'en_us', 'american', 'america', 'usa', 'english'),
'zh_CN': ('zh', 'cn', 'zh_cn' , 'china', 'chinese', 'prc'),
'de_DE': ('de', 'de_de', 'german', 'deutsche'),
'fr_FR': ('fr', 'fr_fr', 'france', 'french', 'français'),
'it_IT': ('it', 'it_it', 'italy', 'italian', 'italiano'),
'ru_RU': ('ru', 'ru_ru', 'russian'),
'pt_BR': ('pt', 'br', 'pt_br', 'brazil', 'brazilian', 'portuguese', 'brasil', 'portuguesa'),
'es_MX': ('es', 'mx', 'es_mx', 'mexico', 'spain', 'spanish', 'espanol', 'espa├▒ol'),
}