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# -*- coding: utf-8 -*-
# vim:et sw=4 sts=4 sw=4
#
# ibus-table - The Tables engine for IBus
#
# Copyright (c) 2008-2009 Yu Yuwei <acevery@gmail.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# $Id: $
#
import ibus
from ibus.exception import *
import table
import tabsqlitedb
import os
import dbus
from re import compile as re_compile
path_patt = re_compile(r'[^a-zA-Z0-9_/]')
from gettext import dgettext
_ = lambda a : dgettext ("ibus-table", a)
N_ = lambda a : a
engine_base_path = "/com/redhat/IBus/engines/table/%s/engine/"
class EngineFactory (ibus.EngineFactoryBase):
"""Table IM Engine Factory"""
def __init__ (self, bus, db="", icon=""):
# here the db should be the abs path to sql db
# this is the backend sql db we need for our IME
# we need get lots of IME property from this db :)
#self.db = tabsqlitedb.tabsqlitedb( name = database )
if db:
self.dbusname = os.path.basename(db).replace('.db','')
udb = os.path.basename(db).replace('.db','-user.db')
self.db = tabsqlitedb.tabsqlitedb( name = db,user_db = udb )
self.db.db.commit()
self.dbdict = {self.dbusname:self.db}
else:
self.db = None
self.dbdict = {}
# init factory
self.bus = bus
super(EngineFactory,self).__init__ (bus)
self.engine_id=0
try:
bus = dbus.Bus()
user = os.path.basename( os.path.expanduser('~') )
self._sm_bus = bus.get_object ("org.ibus.table.SpeedMeter.%s"\
% user, "/org/ibus/table/SpeedMeter")
self._sm = dbus.Interface(self._sm_bus,\
"org.ibus.table.SpeedMeter")
except:
self._sm = None
def create_engine(self, engine_name):
# because we need db to be past to Engine
# the type (engine_name) == dbus.String
name = engine_name.encode ('utf8')
self.engine_path = engine_base_path % path_patt.sub ('_', name)
try:
if not self.db:
# first check self.dbdict
if not name in self.dbdict:
try:
db_dir = os.path.join (os.getenv('IBUS_TABLE_LOCATION'),'tables')
except:
db_dir = "/usr/share/ibus-table/tables"
db = os.path.join (db_dir,name+'.db')
udb = name+'-user.db'
_sq_db = tabsqlitedb.tabsqlitedb( name = db,user_db = udb )
_sq_db.db.commit()
self.dbdict[name] = _sq_db
else:
name = self.dbusname
engine = table.tabengine(self.bus, self.engine_path \
+ str(self.engine_id), self.dbdict[name])
self.engine_id += 1
#return engine.get_dbus_object()
return engine
except:
print "fail to create engine %s" % engine_name
import traceback
traceback.print_exc ()
raise IBusException("Can not create engine %s" % engine_name)
def do_destroy (self):
'''Destructor, which finish some task for IME'''
#
## we need to sync the temp userdb in memory to the user_db on disk
for _db in self.dbdict:
self.dbdict[_db].sync_usrdb ()
##print "Have synced user db\n"
try:
self._sm.Quit()
except:
pass
super(EngineFactory,self).do_destroy()
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