Merged. Some changes that should already have been incuded during previous merge (mostly about PlcStatus) have been included this time.
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
# Copyright (C) 2017: Andrey Skvortsov
#
# See COPYING file for copyrights details.
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
# Package initialisation
from __future__ import absolute_import
from os import listdir, path
import util.paths as paths
connectors_packages = ["PYRO","WAMP"]
def _GetLocalConnectorClassFactory(name):
return lambda: getattr(__import__(name, globals(), locals()), name + "_connector_factory")
connectors = {name: _GetLocalConnectorClassFactory(name)
for name in connectors_packages}
_dialogs_imported = False
per_URI_connectors = None
schemes = None
# lazy import of connectors dialogs, only if used
def _Import_Dialogs():
global per_URI_connectors, schemes, _dialogs_imported
if not _dialogs_imported:
_dialogs_imported = True
per_URI_connectors = {}
schemes = []
for con_name in connectors_packages:
module = __import__(con_name + '_dialog', globals(), locals())
for scheme in module.Schemes:
per_URI_connectors[scheme] = getattr(module, con_name + '_dialog')
schemes += [scheme]
def ConnectorFactory(uri, confnodesroot):
"""
Return a connector corresponding to the URI
or None if cannot connect to URI
"""
scheme = uri.split("://")[0].upper()
if scheme == "LOCAL":
# Local is special case
# pyro connection to local runtime
# started on demand, listening on random port
scheme = "PYRO"
runtime_port = confnodesroot.AppFrame.StartLocalRuntime(
taskbaricon=True)
uri = "PYROLOC://127.0.0.1:" + str(runtime_port)
elif scheme in connectors:
pass
elif scheme[-1] == 'S' and scheme[:-1] in connectors:
scheme = scheme[:-1]
else:
return None
# import module according to uri type
connectorclass = connectors[scheme]()
return connectorclass(uri, confnodesroot)
def EditorClassFromScheme(scheme):
_Import_Dialogs()
return per_URI_connectors.get(scheme, None)
def ConnectorSchemes():
_Import_Dialogs()
return schemes