plcopen/InstanceTagnameCollector.py
author Edouard Tisserant
Wed, 01 Dec 2021 09:54:02 +0100
branchRuntimeLists
changeset 3394 9ea29ac18837
parent 1953 5736d25bb393
child 3750 f62625418bff
permissions -rw-r--r--
RUNTIME: Variable trace now uses limited list and buffer instead of flags in instance tree that was requiring systematical instance tree traversal, and worst size buffer. Forcing and retain still use tree traversal.
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz.
# See COPYING file for copyrights details.

from __future__ import absolute_import
from plcopen.XSLTModelQuery import XSLTModelQuery
from plcopen.types_enums import *


class InstanceTagName(object):
    """Helpers object for generating instance tagname"""

    def __init__(self):
        self.TagName = None

    def GetTagName(self):
        return self.TagName

    def ConfigTagName(self, context, *args):
        self.TagName = ComputeConfigurationName(args[0][0])

    def ResourceTagName(self, context, *args):
        self.TagName = ComputeConfigurationResourceName(args[0][0], args[1][0])

    def PouTagName(self, context, *args):
        self.TagName = ComputePouName(args[0][0])

    def ActionTagName(self, context, *args):
        self.TagName = ComputePouActionName(args[0][0], args[0][1])

    def TransitionTagName(self, context, *args):
        self.TagName = ComputePouTransitionName(args[0][0], args[0][1])


class InstanceTagnameCollector(XSLTModelQuery):
    """ object for collecting instances path list"""
    def __init__(self, controller):
        XSLTModelQuery.__init__(self,
                                controller,
                                "instance_tagname.xslt",
                                [(name, self.FactoryCaller(name))
                                 for name in ["ConfigTagName",
                                              "ResourceTagName",
                                              "PouTagName",
                                              "ActionTagName",
                                              "TransitionTagName"]])

    def FactoryCaller(self, funcname):
        def CallFactory(*args):
            return getattr(self.factory, funcname)(*args)
        return CallFactory

    def Collect(self, root, debug, instance_path):
        self.factory = InstanceTagName()
        self._process_xslt(root, debug, instance_path=instance_path)
        res = self.factory.GetTagName()
        self.factory = None
        return res