#!/usr/bin/env python
# -*- coding: utf-8 -*-
#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
#based on the plcopen standard.
#
#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
#See COPYING file for copyrights details.
#
#This library 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 2.1 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
#General Public License for more details.
#
#You should have received a copy of the GNU General Public
#License along with this library; if not, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from xml.dom import minidom
from types import StringType, UnicodeType, TupleType
from lxml import etree
from copy import deepcopy
import os,sys,re
import datetime
from time import localtime
from collections import OrderedDict, namedtuple
from plcopen import *
from graphics.GraphicCommons import *
from PLCGenerator import *
duration_model = re.compile("(?:([0-9]{1,2})h)?(?:([0-9]{1,2})m(?!s))?(?:([0-9]{1,2})s)?(?:([0-9]{1,3}(?:\.[0-9]*)?)ms)?")
ITEMS_EDITABLE = [ITEM_PROJECT,
ITEM_POU,
ITEM_VARIABLE,
ITEM_TRANSITION,
ITEM_ACTION,
ITEM_CONFIGURATION,
ITEM_RESOURCE,
ITEM_DATATYPE
] = range(8)
ITEMS_UNEDITABLE = [ITEM_DATATYPES,
ITEM_FUNCTION,
ITEM_FUNCTIONBLOCK,
ITEM_PROGRAM,
ITEM_TRANSITIONS,
ITEM_ACTIONS,
ITEM_CONFIGURATIONS,
ITEM_RESOURCES,
ITEM_PROPERTIES
] = range(8, 17)
ITEMS_VARIABLE = [ITEM_VAR_LOCAL,
ITEM_VAR_GLOBAL,
ITEM_VAR_EXTERNAL,
ITEM_VAR_TEMP,
ITEM_VAR_INPUT,
ITEM_VAR_OUTPUT,
ITEM_VAR_INOUT
] = range(17, 24)
VAR_CLASS_INFOS = {
"Local": ("localVars", ITEM_VAR_LOCAL),
"Global": ("globalVars", ITEM_VAR_GLOBAL),
"External": ("externalVars", ITEM_VAR_EXTERNAL),
"Temp": ("tempVars", ITEM_VAR_TEMP),
"Input": ("inputVars", ITEM_VAR_INPUT),
"Output": ("outputVars", ITEM_VAR_OUTPUT),
"InOut": ("inOutVars", ITEM_VAR_INOUT)}
POU_TYPES = {"program": ITEM_PROGRAM,
"functionBlock": ITEM_FUNCTIONBLOCK,
"function": ITEM_FUNCTION,
}
LOCATIONS_ITEMS = [LOCATION_CONFNODE,
LOCATION_MODULE,
LOCATION_GROUP,
LOCATION_VAR_INPUT,
LOCATION_VAR_OUTPUT,
LOCATION_VAR_MEMORY] = range(6)
ScriptDirectory = os.path.split(os.path.realpath(__file__))[0]
def GetUneditableNames():
_ = lambda x:x
return [_("User-defined POUs"), _("Functions"), _("Function Blocks"),
_("Programs"), _("Data Types"), _("Transitions"), _("Actions"),
_("Configurations"), _("Resources"), _("Properties")]
UNEDITABLE_NAMES = GetUneditableNames()
[USER_DEFINED_POUS, FUNCTIONS, FUNCTION_BLOCKS, PROGRAMS,
DATA_TYPES, TRANSITIONS, ACTIONS, CONFIGURATIONS,
RESOURCES, PROPERTIES] = UNEDITABLE_NAMES
#-------------------------------------------------------------------------------
# Helper object for loading library in xslt stylesheets
#-------------------------------------------------------------------------------
class LibraryResolver(etree.Resolver):
def __init__(self, controller, debug=False):
self.Controller = controller
self.Debug = debug
def resolve(self, url, pubid, context):
lib_name = os.path.basename(url)
if lib_name in ["project", "stdlib", "extensions"]:
lib_el = etree.Element(lib_name)
if lib_name == "project":
lib_el.append(deepcopy(self.Controller.GetProject(self.Debug)))
elif lib_name == "stdlib":
for lib in StdBlckLibs.values():
lib_el.append(deepcopy(lib))
else:
for ctn in self.Controller.ConfNodeTypes:
lib_el.append(deepcopy(ctn["types"]))
return self.resolve_string(etree.tostring(lib_el), context)
#-------------------------------------------------------------------------------
# Helpers functions for translating list of arguments
# from xslt to valid arguments
#-------------------------------------------------------------------------------
_StringValue = lambda x: x
_BoolValue = lambda x: x in ["true", "0"]
def _translate_args(translations, args):
return [translate(arg[0]) if len(arg) > 0 else None
for translate, arg in
zip(translations, args)]
#-------------------------------------------------------------------------------
# Helpers object for generating pou var list
#-------------------------------------------------------------------------------
class _VariableInfos(object):
__slots__ = ["Name", "Class", "Option", "Location", "InitialValue",
"Edit", "Documentation", "Type", "Tree", "Number"]
def __init__(self, *args):
for attr, value in zip(self.__slots__, args):
setattr(self, attr, value if value is not None else "")
def copy(self):
return _VariableInfos(*[getattr(self, attr) for attr in self.__slots__])
class VariablesInfosFactory:
def __init__(self, variables):
self.Variables = variables
self.TreeStack = []
self.Type = None
self.Dimensions = None
def SetType(self, context, *args):
self.Type = args[0][0]
def GetType(self):
if len(self.Dimensions) > 0:
return ("array", self.Type, self.Dimensions)
return self.Type
def GetTree(self):
return (self.TreeStack.pop(-1), self.Dimensions)
def AddDimension(self, context, *args):
self.Dimensions.append(tuple(
_translate_args([_StringValue] * 2, args)))
def AddTree(self, context, *args):
self.TreeStack.append([])
self.Dimensions = []
def AddVarToTree(self, context, *args):
var = (args[0][0], self.Type, self.GetTree())
self.TreeStack[-1].append(var)
def AddVariable(self, context, *args):
self.Variables.append(_VariableInfos(*(_translate_args(
[_StringValue] * 5 + [_BoolValue] + [_StringValue], args) +
[self.GetType(), self.GetTree()])))
#-------------------------------------------------------------------------------
# Helpers object for generating pou variable instance list
#-------------------------------------------------------------------------------
def class_extraction(value):
class_type = {
"configuration": ITEM_CONFIGURATION,
"resource": ITEM_RESOURCE,
"action": ITEM_ACTION,
"transition": ITEM_TRANSITION,
"program": ITEM_PROGRAM}.get(value)
if class_type is not None:
return class_type
pou_type = POU_TYPES.get(value)
if pou_type is not None:
return pou_type
var_type = VAR_CLASS_INFOS.get(value)
if var_type is not None:
return var_type[1]
return None
class _VariablesTreeItemInfos(object):
__slots__ = ["name", "var_class", "type", "edit", "debug", "variables"]
def __init__(self, *args):
for attr, value in zip(self.__slots__, args):
setattr(self, attr, value if value is not None else "")
def copy(self):
return _VariableTreeItem(*[getattr(self, attr) for attr in self.__slots__])
class VariablesTreeInfosFactory:
def __init__(self):
self.Root = None
def GetRoot(self):
return self.Root
def SetRoot(self, context, *args):
self.Root = _VariablesTreeItemInfos(
*([''] + _translate_args(
[class_extraction, _StringValue] + [_BoolValue] * 2,
args) + [[]]))
def AddVariable(self, context, *args):
if self.Root is not None:
self.Root.variables.append(_VariablesTreeItemInfos(
*(_translate_args(
[_StringValue, class_extraction, _StringValue] +
[_BoolValue] * 2, args) + [[]])))
#-------------------------------------------------------------------------------
# Helpers object for generating instances path list
#-------------------------------------------------------------------------------
class InstancesPathFactory:
def __init__(self, instances):
self.Instances = instances
def AddInstance(self, context, *args):
self.Instances.append(args[0][0])
#-------------------------------------------------------------------------------
# Helpers object for generating instance tagname
#-------------------------------------------------------------------------------
class InstanceTagName:
def __init__(self, controller):
self.Controller = controller
self.TagName = None
def GetTagName(self):
return self.TagName
def ConfigTagName(self, context, *args):
self.TagName = self.Controller.ComputeConfigurationName(args[0][0])
def ResourceTagName(self, context, *args):
self.TagName = self.Controller.ComputeConfigurationResourceName(args[0][0], args[1][0])
def PouTagName(self, context, *args):
self.TagName = self.Controller.ComputePouName(args[0][0])
def ActionTagName(self, context, *args):
self.TagName = self.Controller.ComputePouActionName(args[0][0], args[0][1])
def TransitionTagName(self, context, *args):
self.TagName = self.Controller.ComputePouTransitionName(args[0][0], args[0][1])
#-------------------------------------------------------------------------------
# Helpers object for generating pou block instances list
#-------------------------------------------------------------------------------
_Point = namedtuple("Point", ["x", "y"])
_BlockInstanceInfos = namedtuple("BlockInstanceInfos",
["type", "id", "x", "y", "width", "height", "specific_values", "inputs", "outputs"])
_BlockSpecificValues = (
namedtuple("BlockSpecificValues",
["name", "execution_order"]),
[_StringValue, int])
_VariableSpecificValues = (
namedtuple("VariableSpecificValues",
["name", "value_type", "execution_order"]),
[_StringValue, _StringValue, int])
_ConnectionSpecificValues = (
namedtuple("ConnectionSpecificValues", ["name"]),
[_StringValue])
_PowerRailSpecificValues = (
namedtuple("PowerRailSpecificValues", ["connectors"]),
[int])
_LDElementSpecificValues = (
namedtuple("LDElementSpecificValues",
["name", "negated", "edge", "storage", "execution_order"]),
[_StringValue, _BoolValue, _StringValue, _StringValue, int])
_DivergenceSpecificValues = (
namedtuple("DivergenceSpecificValues", ["connectors"]),
[int])
_SpecificValuesTuples = {
"comment": (
namedtuple("CommentSpecificValues", ["content"]),
[_StringValue]),
"input": _VariableSpecificValues,
"output": _VariableSpecificValues,
"inout": _VariableSpecificValues,
"connector": _ConnectionSpecificValues,
"continuation": _ConnectionSpecificValues,
"leftPowerRail": _PowerRailSpecificValues,
"rightPowerRail": _PowerRailSpecificValues,
"contact": _LDElementSpecificValues,
"coil": _LDElementSpecificValues,
"step": (
namedtuple("StepSpecificValues", ["name", "initial", "action"]),
[_StringValue, _BoolValue, lambda x: x]),
"transition": (
namedtuple("TransitionSpecificValues",
["priority", "condition_type", "condition", "connection"]),
[int, _StringValue, _StringValue, lambda x: x]),
"selectionDivergence": _DivergenceSpecificValues,
"selectionConvergence": _DivergenceSpecificValues,
"simultaneousDivergence": _DivergenceSpecificValues,
"simultaneousConvergence": _DivergenceSpecificValues,
"jump": (
namedtuple("JumpSpecificValues", ["target"]),
[_StringValue]),
"actionBlock": (
namedtuple("ActionBlockSpecificValues", ["actions"]),
[lambda x: x]),
}
_InstanceConnectionInfos = namedtuple("InstanceConnectionInfos",
["name", "negated", "edge", "position", "links"])
_ConnectionLinkInfos = namedtuple("ConnectionLinkInfos",
["refLocalId", "formalParameter", "points"])
class _ActionInfos(object):
__slots__ = ["qualifier", "type", "value", "duration", "indicator"]
def __init__(self, *args):
for attr, value in zip(self.__slots__, args):
setattr(self, attr, value if value is not None else "")
def copy(self):
return _ActionInfos(*[getattr(self, attr) for attr in self.__slots__])
class BlockInstanceFactory:
def __init__(self, block_instances):
self.BlockInstances = block_instances
self.CurrentInstance = None
self.SpecificValues = None
self.CurrentConnection = None
self.CurrentLink = None
def SetSpecificValues(self, context, *args):
self.SpecificValues = list(args)
self.CurrentInstance = None
self.CurrentConnection = None
self.CurrentLink = None
def AddBlockInstance(self, context, *args):
specific_values_tuple, specific_values_translation = \
_SpecificValuesTuples.get(args[0][0], _BlockSpecificValues)
if (args[0][0] == "step" and len(self.SpecificValues) < 3 or
args[0][0] == "transition" and len(self.SpecificValues) < 4):
self.SpecificValues.append([None])
elif args[0][0] == "actionBlock" and len(self.SpecificValues) < 1:
self.SpecificValues.append([[]])
specific_values = specific_values_tuple(*_translate_args(
specific_values_translation, self.SpecificValues))
self.SpecificValues = None
self.CurrentInstance = _BlockInstanceInfos(
*(_translate_args([_StringValue, int] + [float] * 4, args) +
[specific_values, [], []]))
self.BlockInstances[self.CurrentInstance.id] = self.CurrentInstance
def AddInstanceConnection(self, context, *args):
connection_args = _translate_args(
[_StringValue] * 2 + [_BoolValue, _StringValue] + [float] * 2, args)
self.CurrentConnection = _InstanceConnectionInfos(
*(connection_args[1:4] + [
_Point(*connection_args[4:6]), []]))
if self.CurrentInstance is not None:
if connection_args[0] == "input":
self.CurrentInstance.inputs.append(self.CurrentConnection)
else:
self.CurrentInstance.outputs.append(self.CurrentConnection)
else:
self.SpecificValues.append([self.CurrentConnection])
def AddConnectionLink(self, context, *args):
self.CurrentLink = _ConnectionLinkInfos(
*(_translate_args([int, _StringValue], args) + [[]]))
self.CurrentConnection.links.append(self.CurrentLink)
def AddLinkPoint(self, context, *args):
self.CurrentLink.points.append(_Point(
*_translate_args([float] * 2, args)))
def AddAction(self, context, *args):
if len(self.SpecificValues) == 0:
self.SpecificValues.append([[]])
translated_args = _translate_args([_StringValue] * 5, args)
self.SpecificValues[0][0].append(_ActionInfos(*translated_args))
pou_block_instances_xslt = etree.parse(
os.path.join(ScriptDirectory, "plcopen", "pou_block_instances.xslt"))
#-------------------------------------------------------------------------------
# Undo Buffer for PLCOpenEditor
#-------------------------------------------------------------------------------
# Length of the buffer
UNDO_BUFFER_LENGTH = 20
"""
Class implementing a buffer of changes made on the current editing model
"""
class UndoBuffer:
# Constructor initialising buffer
def __init__(self, currentstate, issaved = False):
self.Buffer = []
self.CurrentIndex = -1
self.MinIndex = -1
self.MaxIndex = -1
# if current state is defined
if currentstate:
self.CurrentIndex = 0
self.MinIndex = 0
self.MaxIndex = 0
# Initialising buffer with currentstate at the first place
for i in xrange(UNDO_BUFFER_LENGTH):
if i == 0:
self.Buffer.append(currentstate)
else:
self.Buffer.append(None)
# Initialising index of state saved
if issaved:
self.LastSave = 0
else:
self.LastSave = -1
# Add a new state in buffer
def Buffering(self, currentstate):
self.CurrentIndex = (self.CurrentIndex + 1) % UNDO_BUFFER_LENGTH
self.Buffer[self.CurrentIndex] = currentstate
# Actualising buffer limits
self.MaxIndex = self.CurrentIndex
if self.MinIndex == self.CurrentIndex:
# If the removed state was the state saved, there is no state saved in the buffer
if self.LastSave == self.MinIndex:
self.LastSave = -1
self.MinIndex = (self.MinIndex + 1) % UNDO_BUFFER_LENGTH
self.MinIndex = max(self.MinIndex, 0)
# Return current state of buffer
def Current(self):
return self.Buffer[self.CurrentIndex]
# Change current state to previous in buffer and return new current state
def Previous(self):
if self.CurrentIndex != self.MinIndex:
self.CurrentIndex = (self.CurrentIndex - 1) % UNDO_BUFFER_LENGTH
return self.Buffer[self.CurrentIndex]
return None
# Change current state to next in buffer and return new current state
def Next(self):
if self.CurrentIndex != self.MaxIndex:
self.CurrentIndex = (self.CurrentIndex + 1) % UNDO_BUFFER_LENGTH
return self.Buffer[self.CurrentIndex]
return None
# Return True if current state is the first in buffer
def IsFirst(self):
return self.CurrentIndex == self.MinIndex
# Return True if current state is the last in buffer
def IsLast(self):
return self.CurrentIndex == self.MaxIndex
# Note that current state is saved
def CurrentSaved(self):
self.LastSave = self.CurrentIndex
# Return True if current state is saved
def IsCurrentSaved(self):
return self.LastSave == self.CurrentIndex
#-------------------------------------------------------------------------------
# Controler for PLCOpenEditor
#-------------------------------------------------------------------------------
"""
Class which controls the operations made on the plcopen model and answers to view requests
"""
class PLCControler:
# Create a new PLCControler
def __init__(self):
self.LastNewIndex = 0
self.Reset()
# Reset PLCControler internal variables
def Reset(self):
self.Project = None
self.ProjectBufferEnabled = True
self.ProjectBuffer = None
self.ProjectSaved = True
self.Buffering = False
self.FilePath = ""
self.FileName = ""
self.ProgramChunks = []
self.ProgramOffset = 0
self.NextCompiledProject = None
self.CurrentCompiledProject = None
self.ConfNodeTypes = []
self.TotalTypesDict = StdBlckDct.copy()
self.TotalTypes = StdBlckLst[:]
self.ProgramFilePath = ""
def GetQualifierTypes(self):
return QualifierList
def GetProject(self, debug = False):
if debug and self.CurrentCompiledProject is not None:
return self.CurrentCompiledProject
else:
return self.Project
#-------------------------------------------------------------------------------
# Project management functions
#-------------------------------------------------------------------------------
# Return if a project is opened
def HasOpenedProject(self):
return self.Project is not None
# Create a new project by replacing the current one
def CreateNewProject(self, properties):
# Create the project
self.Project = PLCOpenParser.CreateRoot()
properties["creationDateTime"] = datetime.datetime(*localtime()[:6])
self.Project.setfileHeader(properties)
self.Project.setcontentHeader(properties)
self.SetFilePath("")
# Initialize the project buffer
self.CreateProjectBuffer(False)
self.ProgramChunks = []
self.ProgramOffset = 0
self.NextCompiledProject = self.Copy(self.Project)
self.CurrentCompiledProject = None
self.Buffering = False
# Return project data type names
def GetProjectDataTypeNames(self, debug = False):
project = self.GetProject(debug)
if project is not None:
return [datatype.getname() for datatype in project.getdataTypes()]
return []
# Return project pou names
def GetProjectPouNames(self, debug = False):
project = self.GetProject(debug)
if project is not None:
return [pou.getname() for pou in project.getpous()]
return []
# Return project pou names
def GetProjectConfigNames(self, debug = False):
project = self.GetProject(debug)
if project is not None:
return [config.getname() for config in project.getconfigurations()]
return []
# Return project pou variable names
def GetProjectPouVariableNames(self, pou_name = None, debug = False):
variables = []
project = self.GetProject(debug)
if project is not None:
for pou in project.getpous():
if pou_name is None or pou_name == pou.getname():
variables.extend([var.Name for var in self.GetPouInterfaceVars(pou, debug=debug)])
for transition in pou.gettransitionList():
variables.append(transition.getname())
for action in pou.getactionList():
variables.append(action.getname())
return variables
# Return file path if project is an open file
def GetFilePath(self):
return self.FilePath
# Return file path if project is an open file
def GetProgramFilePath(self):
return self.ProgramFilePath
# Return file name and point out if file is up to date
def GetFilename(self):
if self.Project is not None:
if self.ProjectIsSaved():
return self.FileName
else:
return "~%s~"%self.FileName
return ""
# Change file path and save file name or create a default one if file path not defined
def SetFilePath(self, filepath):
self.FilePath = filepath
if filepath == "":
self.LastNewIndex += 1
self.FileName = _("Unnamed%d")%self.LastNewIndex
else:
self.FileName = os.path.splitext(os.path.basename(filepath))[0]
# Change project properties
def SetProjectProperties(self, name = None, properties = None, buffer = True):
if self.Project is not None:
if name is not None:
self.Project.setname(name)
if properties is not None:
self.Project.setfileHeader(properties)
self.Project.setcontentHeader(properties)
if buffer and (name is not None or properties is not None):
self.BufferProject()
# Return project name
def GetProjectName(self, debug=False):
project = self.GetProject(debug)
if project is not None:
return project.getname()
return None
# Return project properties
def GetProjectProperties(self, debug = False):
project = self.GetProject(debug)
if project is not None:
properties = project.getfileHeader()
properties.update(project.getcontentHeader())
return properties
return None
# Return project informations
def GetProjectInfos(self, debug = False):
project = self.GetProject(debug)
if project is not None:
infos = {"name": project.getname(), "type": ITEM_PROJECT}
datatypes = {"name": DATA_TYPES, "type": ITEM_DATATYPES, "values":[]}
for datatype in project.getdataTypes():
datatypes["values"].append({"name": datatype.getname(), "type": ITEM_DATATYPE,
"tagname": self.ComputeDataTypeName(datatype.getname()), "values": []})
pou_types = {"function": {"name": FUNCTIONS, "type": ITEM_FUNCTION, "values":[]},
"functionBlock": {"name": FUNCTION_BLOCKS, "type": ITEM_FUNCTIONBLOCK, "values":[]},
"program": {"name": PROGRAMS, "type": ITEM_PROGRAM, "values":[]}}
for pou in project.getpous():
pou_type = pou.getpouType()
pou_infos = {"name": pou.getname(), "type": ITEM_POU,
"tagname": self.ComputePouName(pou.getname())}
pou_values = []
if pou.getbodyType() == "SFC":
transitions = []
for transition in pou.gettransitionList():
transitions.append({"name": transition.getname(), "type": ITEM_TRANSITION,
"tagname": self.ComputePouTransitionName(pou.getname(), transition.getname()),
"values": []})
pou_values.append({"name": TRANSITIONS, "type": ITEM_TRANSITIONS, "values": transitions})
actions = []
for action in pou.getactionList():
actions.append({"name": action.getname(), "type": ITEM_ACTION,
"tagname": self.ComputePouActionName(pou.getname(), action.getname()),
"values": []})
pou_values.append({"name": ACTIONS, "type": ITEM_ACTIONS, "values": actions})
if pou_type in pou_types:
pou_infos["values"] = pou_values
pou_types[pou_type]["values"].append(pou_infos)
configurations = {"name": CONFIGURATIONS, "type": ITEM_CONFIGURATIONS, "values": []}
for config in project.getconfigurations():
config_name = config.getname()
config_infos = {"name": config_name, "type": ITEM_CONFIGURATION,
"tagname": self.ComputeConfigurationName(config.getname()),
"values": []}
resources = {"name": RESOURCES, "type": ITEM_RESOURCES, "values": []}
for resource in config.getresource():
resource_name = resource.getname()
resource_infos = {"name": resource_name, "type": ITEM_RESOURCE,
"tagname": self.ComputeConfigurationResourceName(config.getname(), resource.getname()),
"values": []}
resources["values"].append(resource_infos)
config_infos["values"] = [resources]
configurations["values"].append(config_infos)
infos["values"] = [datatypes, pou_types["function"], pou_types["functionBlock"],
pou_types["program"], configurations]
return infos
return None
def GetPouVariables(self, tagname, debug = False):
pou_type = None
project = self.GetProject(debug)
if project is not None:
factory = VariablesTreeInfosFactory()
parser = etree.XMLParser()
parser.resolvers.add(LibraryResolver(self, debug))
pou_variable_xslt_tree = etree.XSLT(
etree.parse(
os.path.join(ScriptDirectory, "plcopen", "pou_variables.xslt"),
parser),
extensions = {("pou_vars_ns", name): getattr(factory, name)
for name in ["SetRoot", "AddVariable"]})
obj = None
words = tagname.split("::")
if words[0] == "P":
obj = self.GetPou(words[1], debug)
elif words[0] != "D":
obj = self.GetEditedElement(tagname, debug)
if obj is not None:
pou_variable_xslt_tree(obj)
return factory.GetRoot()
return None
def GetInstanceList(self, root, name, debug = False):
instances = []
project = self.GetProject(debug)
if project is not None:
factory = InstancesPathFactory(instances)
parser = etree.XMLParser()
parser.resolvers.add(LibraryResolver(self, debug))
instances_path_xslt_tree = etree.XSLT(
etree.parse(
os.path.join(ScriptDirectory, "plcopen", "instances_path.xslt"),
parser),
extensions = {
("instances_ns", "AddInstance"): factory.AddInstance})
instances_path_xslt_tree(root,
instance_type=etree.XSLT.strparam(name))
return instances
def SearchPouInstances(self, tagname, debug = False):
project = self.GetProject(debug)
if project is not None:
words = tagname.split("::")
if words[0] == "P":
return self.GetInstanceList(project, words[1])
elif words[0] == 'C':
return [words[1]]
elif words[0] == 'R':
return ["%s.%s" % (words[1], words[2])]
elif words[0] in ['T', 'A']:
return ["%s.%s" % (instance, words[2])
for instance in self.SearchPouInstances(
self.ComputePouName(words[1]), debug)]
return []
def GetPouInstanceTagName(self, instance_path, debug = False):
project = self.GetProject(debug)
factory = InstanceTagName(self)
parser = etree.XMLParser()
parser.resolvers.add(LibraryResolver(self, debug))
instance_tagname_xslt_tree = etree.XSLT(
etree.parse(
os.path.join(ScriptDirectory, "plcopen", "instance_tagname.xslt"),
parser),
extensions = {("instance_tagname_ns", name): getattr(factory, name)
for name in ["ConfigTagName", "ResourceTagName",
"PouTagName", "ActionTagName",
"TransitionTagName"]})
instance_tagname_xslt_tree(project,
instance_path=etree.XSLT.strparam(instance_path))
return factory.GetTagName()
def GetInstanceInfos(self, instance_path, debug = False):
tagname = self.GetPouInstanceTagName(instance_path)
if tagname is not None:
infos = self.GetPouVariables(tagname, debug)
infos.type = tagname
return infos
else:
pou_path, var_name = instance_path.rsplit(".", 1)
tagname = self.GetPouInstanceTagName(pou_path)
if tagname is not None:
pou_infos = self.GetPouVariables(tagname, debug)
for var_infos in pou_infos.variables:
if var_infos.name == var_name:
return var_infos
return None
# Return if data type given by name is used by another data type or pou
def DataTypeIsUsed(self, name, debug = False):
project = self.GetProject(debug)
if project is not None:
return len(self.GetInstanceList(project, name, debug)) > 0
return False
# Return if pou given by name is used by another pou
def PouIsUsed(self, name, debug = False):
project = self.GetProject(debug)
if project is not None:
return len(self.GetInstanceList(project, name, debug)) > 0
return False
# Return if pou given by name is directly or undirectly used by the reference pou
def PouIsUsedBy(self, name, reference, debug = False):
pou_infos = self.GetPou(reference, debug)
if pou_infos is not None:
return len(self.GetInstanceList(pou_infos, name, debug)) > 0
return False
def GenerateProgram(self, filepath=None):
errors = []
warnings = []
if self.Project is not None:
try:
self.ProgramChunks = GenerateCurrentProgram(self, self.Project, errors, warnings)
self.NextCompiledProject = self.Copy(self.Project)
program_text = "".join([item[0] for item in self.ProgramChunks])
if filepath is not None:
programfile = open(filepath, "w")
programfile.write(program_text.encode("utf-8"))
programfile.close()
self.ProgramFilePath = filepath
return program_text, errors, warnings
except PLCGenException, e:
errors.append(e.message)
else:
errors.append("No project opened")
return "", errors, warnings
def DebugAvailable(self):
return self.CurrentCompiledProject is not None
def ProgramTransferred(self):
if self.NextCompiledProject is None:
self.CurrentCompiledProject = self.NextCompiledProject
else:
self.CurrentCompiledProject = self.Copy(self.Project)
def GetChunkInfos(self, from_location, to_location):
row = self.ProgramOffset + 1
col = 1
infos = []
for chunk, chunk_infos in self.ProgramChunks:
lines = chunk.split("\n")
if len(lines) > 1:
next_row = row + len(lines) - 1
next_col = len(lines[-1]) + 1
else:
next_row = row
next_col = col + len(chunk)
if (next_row > from_location[0] or next_row == from_location[0] and next_col >= from_location[1]) and len(chunk_infos) > 0:
infos.append((chunk_infos, (row, col)))
if next_row == to_location[0] and next_col > to_location[1] or next_row > to_location[0]:
return infos
row, col = next_row, next_col
return infos
#-------------------------------------------------------------------------------
# Project Pous management functions
#-------------------------------------------------------------------------------
# Add a Data Type to Project
def ProjectAddDataType(self, datatype_name=None):
if self.Project is not None:
if datatype_name is None:
datatype_name = self.GenerateNewName(None, None, "datatype%d")
# Add the datatype to project
self.Project.appenddataType(datatype_name)
self.BufferProject()
return self.ComputeDataTypeName(datatype_name)
return None
# Remove a Data Type from project
def ProjectRemoveDataType(self, datatype_name):
if self.Project is not None:
self.Project.removedataType(datatype_name)
self.BufferProject()
# Add a Pou to Project
def ProjectAddPou(self, pou_name, pou_type, body_type):
if self.Project is not None:
# Add the pou to project
self.Project.appendpou(pou_name, pou_type, body_type)
if pou_type == "function":
self.SetPouInterfaceReturnType(pou_name, "BOOL")
self.BufferProject()
return self.ComputePouName(pou_name)
return None
def ProjectChangePouType(self, name, pou_type):
if self.Project is not None:
pou = self.Project.getpou(name)
if pou is not None:
pou.setpouType(pou_type)
self.BufferProject()
def GetPouXml(self, pou_name):
if self.Project is not None:
pou = self.Project.getpou(pou_name)
if pou is not None:
return pou.tostring()
return None
def PastePou(self, pou_type, pou_xml):
'''
Adds the POU defined by 'pou_xml' to the current project with type 'pou_type'
'''
try:
new_pou, error = LoadPou(pou_xml)
except:
error = ""
if error is not None:
return _("Couldn't paste non-POU object.")
name = new_pou.getname()
idx = 0
new_name = name
while self.Project.getpou(new_name) is not None:
# a POU with that name already exists.
# make a new name and test if a POU with that name exists.
# append an incrementing numeric suffix to the POU name.
idx += 1
new_name = "%s%d" % (name, idx)
# we've found a name that does not already exist, use it
new_pou.setname(new_name)
if pou_type is not None:
orig_type = new_pou.getpouType()
# prevent violations of POU content restrictions:
# function blocks cannot be pasted as functions,
# programs cannot be pasted as functions or function blocks
if orig_type == 'functionBlock' and pou_type == 'function' or \
orig_type == 'program' and pou_type in ['function', 'functionBlock']:
return _('''%s "%s" can't be pasted as a %s.''') % (orig_type, name, pou_type)
new_pou.setpouType(pou_type)
self.Project.insertpou(0, new_pou)
self.BufferProject()
return self.ComputePouName(new_name),
# Remove a Pou from project
def ProjectRemovePou(self, pou_name):
if self.Project is not None:
self.Project.removepou(pou_name)
self.BufferProject()
# Return the name of the configuration if only one exist
def GetProjectMainConfigurationName(self):
if self.Project is not None:
# Found the configuration corresponding to old name and change its name to new name
configurations = self.Project.getconfigurations()
if len(configurations) == 1:
return configurations[0].getname()
return None
# Add a configuration to Project
def ProjectAddConfiguration(self, config_name=None):
if self.Project is not None:
if config_name is None:
config_name = self.GenerateNewName(None, None, "configuration%d")
self.Project.addconfiguration(config_name)
self.BufferProject()
return self.ComputeConfigurationName(config_name)
return None
# Remove a configuration from project
def ProjectRemoveConfiguration(self, config_name):
if self.Project is not None:
self.Project.removeconfiguration(config_name)
self.BufferProject()
# Add a resource to a configuration of the Project
def ProjectAddConfigurationResource(self, config_name, resource_name=None):
if self.Project is not None:
if resource_name is None:
resource_name = self.GenerateNewName(None, None, "resource%d")
self.Project.addconfigurationResource(config_name, resource_name)
self.BufferProject()
return self.ComputeConfigurationResourceName(config_name, resource_name)
return None
# Remove a resource from a configuration of the project
def ProjectRemoveConfigurationResource(self, config_name, resource_name):
if self.Project is not None:
self.Project.removeconfigurationResource(config_name, resource_name)
self.BufferProject()
# Add a Transition to a Project Pou
def ProjectAddPouTransition(self, pou_name, transition_name, transition_type):
if self.Project is not None:
pou = self.Project.getpou(pou_name)
if pou is not None:
pou.addtransition(transition_name, transition_type)
self.BufferProject()
return self.ComputePouTransitionName(pou_name, transition_name)
return None
# Remove a Transition from a Project Pou
def ProjectRemovePouTransition(self, pou_name, transition_name):
# Search if the pou removed is currently opened
if self.Project is not None:
pou = self.Project.getpou(pou_name)
if pou is not None:
pou.removetransition(transition_name)
self.BufferProject()
# Add an Action to a Project Pou
def ProjectAddPouAction(self, pou_name, action_name, action_type):
if self.Project is not None:
pou = self.Project.getpou(pou_name)
if pou is not None:
pou.addaction(action_name, action_type)
self.BufferProject()
return self.ComputePouActionName(pou_name, action_name)
return None
# Remove an Action from a Project Pou
def ProjectRemovePouAction(self, pou_name, action_name):
# Search if the pou removed is currently opened
if self.Project is not None:
pou = self.Project.getpou(pou_name)
if pou is not None:
pou.removeaction(action_name)
self.BufferProject()
# Change the name of a pou
def ChangeDataTypeName(self, old_name, new_name):
if self.Project is not None:
# Found the pou corresponding to old name and change its name to new name
datatype = self.Project.getdataType(old_name)
if datatype is not None:
datatype.setname(new_name)
self.Project.updateElementName(old_name, new_name)
self.BufferProject()
# Change the name of a pou
def ChangePouName(self, old_name, new_name):
if self.Project is not None:
# Found the pou corresponding to old name and change its name to new name
pou = self.Project.getpou(old_name)
if pou is not None:
pou.setname(new_name)
self.Project.updateElementName(old_name, new_name)
self.BufferProject()
# Change the name of a pou transition
def ChangePouTransitionName(self, pou_name, old_name, new_name):
if self.Project is not None:
# Found the pou transition corresponding to old name and change its name to new name
pou = self.Project.getpou(pou_name)
if pou is not None:
transition = pou.gettransition(old_name)
if transition is not None:
transition.setname(new_name)
pou.updateElementName(old_name, new_name)
self.BufferProject()
# Change the name of a pou action
def ChangePouActionName(self, pou_name, old_name, new_name):
if self.Project is not None:
# Found the pou action corresponding to old name and change its name to new name
pou = self.Project.getpou(pou_name)
if pou is not None:
action = pou.getaction(old_name)
if action is not None:
action.setname(new_name)
pou.updateElementName(old_name, new_name)
self.BufferProject()
# Change the name of a pou variable
def ChangePouVariableName(self, pou_name, old_name, new_name):
if self.Project is not None:
# Found the pou action corresponding to old name and change its name to new name
pou = self.Project.getpou(pou_name)
if pou is not None:
for type, varlist in pou.getvars():
for var in varlist.getvariable():
if var.getname() == old_name:
var.setname(new_name)
self.BufferProject()
# Change the name of a configuration
def ChangeConfigurationName(self, old_name, new_name):
if self.Project is not None:
# Found the configuration corresponding to old name and change its name to new name
configuration = self.Project.getconfiguration(old_name)
if configuration is not None:
configuration.setname(new_name)
self.BufferProject()
# Change the name of a configuration resource
def ChangeConfigurationResourceName(self, config_name, old_name, new_name):
if self.Project is not None:
# Found the resource corresponding to old name and change its name to new name
resource = self.Project.getconfigurationResource(config_name, old_name)
if resource is not None:
resource.setname(new_name)
self.BufferProject()
# Return the description of the pou given by its name
def GetPouDescription(self, name, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its type
pou = project.getpou(name)
if pou is not None:
return pou.getdescription()
return ""
# Return the description of the pou given by its name
def SetPouDescription(self, name, description, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its type
pou = project.getpou(name)
if pou is not None:
pou.setdescription(description)
self.BufferProject()
# Return the type of the pou given by its name
def GetPouType(self, name, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its type
pou = project.getpou(name)
if pou is not None:
return pou.getpouType()
return None
# Return pous with SFC language
def GetSFCPous(self, debug = False):
list = []
project = self.GetProject(debug)
if project is not None:
for pou in project.getpous():
if pou.getBodyType() == "SFC":
list.append(pou.getname())
return list
# Return the body language of the pou given by its name
def GetPouBodyType(self, name, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its body language
pou = project.getpou(name)
if pou is not None:
return pou.getbodyType()
return None
# Return the actions of a pou
def GetPouTransitions(self, pou_name, debug = False):
transitions = []
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its transitions if SFC
pou = project.getpou(pou_name)
if pou is not None and pou.getbodyType() == "SFC":
for transition in pou.gettransitionList():
transitions.append(transition.getname())
return transitions
# Return the body language of the transition given by its name
def GetTransitionBodyType(self, pou_name, pou_transition, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name
pou = project.getpou(pou_name)
if pou is not None:
# Found the pou transition correponding to name and return its body language
transition = pou.gettransition(pou_transition)
if transition is not None:
return transition.getbodyType()
return None
# Return the actions of a pou
def GetPouActions(self, pou_name, debug = False):
actions = []
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its actions if SFC
pou = project.getpou(pou_name)
if pou.getbodyType() == "SFC":
for action in pou.getactionList():
actions.append(action.getname())
return actions
# Return the body language of the pou given by its name
def GetActionBodyType(self, pou_name, pou_action, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the pou correponding to name and return its body language
pou = project.getpou(pou_name)
if pou is not None:
action = pou.getaction(pou_action)
if action is not None:
return action.getbodyType()
return None
# Extract varlists from a list of vars
def ExtractVarLists(self, vars):
varlist_list = []
current_varlist = None
current_type = None
for var in vars:
next_type = (var.Class,
var.Option,
var.Location in ["", None] or
# When declaring globals, located
# and not located variables are
# in the same declaration block
var.Class == "Global")
if current_type != next_type:
current_type = next_type
infos = VAR_CLASS_INFOS.get(var.Class, None)
if infos is not None:
current_varlist = PLCOpenParser.CreateElement(infos[0], "interface")
else:
current_varlist = PLCOpenParser.CreateElement("varList")
varlist_list.append((var.Class, current_varlist))
if var.Option == "Constant":
current_varlist.setconstant(True)
elif var.Option == "Retain":
current_varlist.setretain(True)
elif var.Option == "Non-Retain":
current_varlist.setnonretain(True)
# Create variable and change its properties
tempvar = PLCOpenParser.CreateElement("variable", "varListPlain")
tempvar.setname(var.Name)
var_type = PLCOpenParser.CreateElement("type", "variable")
if isinstance(var.Type, TupleType):
if var.Type[0] == "array":
array_type, base_type_name, dimensions = var.Type
array = PLCOpenParser.CreateElement("array", "dataType")
baseType = PLCOpenParser.CreateElement("baseType", "array")
array.setbaseType(baseType)
for i, dimension in enumerate(dimensions):
dimension_range = PLCOpenParser.CreateElement("dimension", "array")
if i == 0:
array.setdimension([dimension_range])
else:
array.appenddimension(dimension_range)
dimension_range.setlower(dimension[0])
dimension_range.setupper(dimension[1])
if base_type_name in self.GetBaseTypes():
baseType.setcontent(PLCOpenParser.CreateElement(
base_type_name.lower()
if base_type_name in ["STRING", "WSTRING"]
else base_type_name, "dataType"))
else:
derived_datatype = PLCOpenParser.CreateElement("derived", "dataType")
derived_datatype.setname(base_type_name)
baseType.setcontent(derived_datatype)
var_type.setcontent(array)
elif var.Type in self.GetBaseTypes():
var_type.setcontent(PLCOpenParser.CreateElement(
var.Type.lower()
if var.Type in ["STRING", "WSTRING"]
else var.Type, "dataType"))
else:
derived_type = PLCOpenParser.CreateElement("derived", "dataType")
derived_type.setname(var.Type)
var_type.setcontent(derived_type)
tempvar.settype(var_type)
if var.InitialValue != "":
value = PLCOpenParser.CreateElement("initialValue", "variable")
value.setvalue(var.InitialValue)
tempvar.setinitialValue(value)
if var.Location != "":
tempvar.setaddress(var.Location)
else:
tempvar.setaddress(None)
if var.Documentation != "":
ft = PLCOpenParser.CreateElement("documentation", "variable")
ft.setanyText(var.Documentation)
tempvar.setdocumentation(ft)
# Add variable to varList
current_varlist.appendvariable(tempvar)
return varlist_list
def GetVariableDictionary(self, object_with_vars, tree=False, debug=False):
variables = []
factory = VariablesInfosFactory(variables)
parser = etree.XMLParser()
parser.resolvers.add(LibraryResolver(self, debug))
variables_infos_xslt_tree = etree.XSLT(
etree.parse(
os.path.join(ScriptDirectory, "plcopen", "variables_infos.xslt"),
parser),
extensions = {("var_infos_ns", name): getattr(factory, name)
for name in ["SetType", "AddDimension", "AddTree",
"AddVarToTree", "AddVariable"]})
variables_infos_xslt_tree(object_with_vars,
tree=etree.XSLT.strparam(str(tree)))
return variables
# Add a global var to configuration to configuration
def AddConfigurationGlobalVar(self, config_name, var_type, var_name,
location="", description=""):
if self.Project is not None:
# Found the configuration corresponding to name
configuration = self.Project.getconfiguration(config_name)
if configuration is not None:
# Set configuration global vars
configuration.addglobalVar(
self.GetVarTypeObject(var_type),
var_name, location, description)
# Replace the configuration globalvars by those given
def SetConfigurationGlobalVars(self, name, vars):
if self.Project is not None:
# Found the configuration corresponding to name
configuration = self.Project.getconfiguration(name)
if configuration is not None:
# Set configuration global vars
configuration.setglobalVars([
varlist for vartype, varlist
in self.ExtractVarLists(vars)])
# Return the configuration globalvars
def GetConfigurationGlobalVars(self, name, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the configuration corresponding to name
configuration = project.getconfiguration(name)
if configuration is not None:
# Extract variables defined in configuration
return self.GetVariableDictionary(configuration, debug)
return []
# Return configuration variable names
def GetConfigurationVariableNames(self, config_name = None, debug = False):
variables = []
project = self.GetProject(debug)
if project is not None:
for configuration in self.Project.getconfigurations():
if config_name is None or config_name == configuration.getname():
variables.extend(
[var.getname() for var in reduce(
lambda x, y: x + y, [varlist.getvariable()
for varlist in configuration.globalVars],
[])])
return variables
# Replace the resource globalvars by those given
def SetConfigurationResourceGlobalVars(self, config_name, name, vars):
if self.Project is not None:
# Found the resource corresponding to name
resource = self.Project.getconfigurationResource(config_name, name)
# Set resource global vars
if resource is not None:
resource.setglobalVars([
varlist for vartype, varlist
in self.ExtractVarLists(vars)])
# Return the resource globalvars
def GetConfigurationResourceGlobalVars(self, config_name, name, debug = False):
project = self.GetProject(debug)
if project is not None:
# Found the resource corresponding to name
resource = project.getconfigurationResource(config_name, name)
if resource is not None:
# Extract variables defined in configuration
return self.GetVariableDictionary(resource, debug)
return []
# Return resource variable names
def GetConfigurationResourceVariableNames(self,
config_name = None, resource_name = None, debug = False):
variables = []
project = self.GetProject(debug)
if project is not None:
for configuration in self.Project.getconfigurations():
if config_name is None or config_name == configuration.getname():
for resource in configuration.getresource():
if resource_name is None or resource.getname() == resource_name:
variables.extend(
[var.getname() for var in reduce(
lambda x, y: x + y, [varlist.getvariable()
for varlist in resource.globalVars],
[])])
return variables
# Return the interface for the given pou
def GetPouInterfaceVars(self, pou, tree=False, debug = False):
interface = pou.interface
# Verify that the pou has an interface
if interface is not None:
# Extract variables defined in interface
return self.GetVariableDictionary(interface, tree, debug)
return []
# Replace the Pou interface by the one given
def SetPouInterfaceVars(self, name, vars):
if self.Project is not None:
# Found the pou corresponding to name and add interface if there isn't one yet
pou = self.Project.getpou(name)
if pou is not None:
if pou.interface is None:
pou.interface = PLCOpenParser.CreateElement("interface", "pou")
# Set Pou interface
pou.setvars([varlist for varlist_type, varlist in self.ExtractVarLists(vars)])
# Replace the return type of the pou given by its name (only for functions)
def SetPouInterfaceReturnType(self, name, return_type):
if self.Project is not None:
pou = self.Project.getpou(name)
if pou is not None:
if pou.interface is None:
pou.interface = PLCOpenParser.CreateElement("interface", "pou")
# If there isn't any return type yet, add it
return_type_obj = pou.interface.getreturnType()
if return_type_obj is None:
return_type_obj = PLCOpenParser.CreateElement("returnType", "interface")
pou.interface.setreturnType(return_type_obj)
# Change return type
if return_type in self.GetBaseTypes():
return_type_obj.setcontent(PLCOpenParser.CreateElement(
return_type.lower()
if return_type in ["STRING", "WSTRING"]
else return_type, "dataType"))
else:
derived_type = PLCOpenParser.CreateElement("derived", "dataType")
derived_type.setname(return_type)
return_type_obj.setcontent(derived_type)
def UpdateProjectUsedPous(self, old_name, new_name):
if self.Project is not None:
self.Project.updateElementName(old_name, new_name)
def UpdateEditedElementUsedVariable(self, tagname, old_name, new_name):
pou = self.GetEditedElement(tagname)
if pou is not None:
pou.updateElementName(old_name, new_name)
# Return the return type of the given pou
def GetPouInterfaceReturnType(self, pou, tree=False, debug=False):
# Verify that the pou has an interface
if pou.interface is not None:
# Return the return type if there is one
return_type = pou.interface.getreturnType()
if return_type is not None:
factory = VariablesInfosFactory([])
parser = etree.XMLParser()
parser.resolvers.add(LibraryResolver(self))
return_type_infos_xslt_tree = etree.XSLT(
etree.parse(
os.path.join(ScriptDirectory, "plcopen", "variables_infos.xslt"),
parser),
extensions = {("var_infos_ns", name): getattr(factory, name)
for name in ["SetType", "AddDimension",
"AddTree", "AddVarToTree"]})
return_type_infos_xslt_tree(return_type,
tree=etree.XSLT.strparam(str(tree)))
if tree:
return [factory.GetType(), factory.GetTree()]
return factory.GetType()
if tree:
return [None, ([], [])]
return None
# Function that add a new confnode to the confnode list
def AddConfNodeTypesList(self, typeslist):
self.ConfNodeTypes.extend(typeslist)
addedcat = [{"name": _("%s POUs") % confnodetypes["name"],
"list": [pou.getblockInfos()
for pou in confnodetypes["types"].getpous()]}
for confnodetypes in typeslist]
self.TotalTypes.extend(addedcat)
for cat in addedcat:
for desc in cat["list"]:
BlkLst = self.TotalTypesDict.setdefault(desc["name"],[])
BlkLst.append((section["name"], desc))
# Function that clear the confnode list
def ClearConfNodeTypes(self):
self.ConfNodeTypes = []
self.TotalTypesDict = StdBlckDct.copy()
self.TotalTypes = StdBlckLst[:]
def GetConfNodeDataTypes(self, exclude = None, only_locatables = False):
return [{"name": _("%s Data Types") % confnodetypes["name"],
"list": [
datatype.getname()
for datatype in confnodetypes["types"].getdataTypes()
if not only_locatables or self.IsLocatableDataType(datatype, debug)]}
for confnodetypes in self.ConfNodeTypes]
def GetVariableLocationTree(self):
return []
def GetConfNodeGlobalInstances(self):
return []
def GetConfigurationExtraVariables(self):
global_vars = []
for var_name, var_type, var_initial in self.GetConfNodeGlobalInstances():
tempvar = PLCOpenParser.CreateElement("variable", "globalVars")
tempvar.setname(var_name)
tempvartype = PLCOpenParser.CreateElement("type", "variable")
if var_type in self.GetBaseTypes():
tempvartype.setcontent(PLCOpenParser.CreateElement(
var_type.lower()
if var_type in ["STRING", "WSTRING"]
else var_type, "dataType"))
else:
tempderivedtype = PLCOpenParser.CreateElement("derived", "dataType")
tempderivedtype.setname(var_type)
tempvartype.setcontent(tempderivedtype)
tempvar.settype(tempvartype)
if var_initial != "":
value = PLCOpenParser.CreateElement("initialValue", "variable")
value.setvalue(var_initial)
tempvar.setinitialValue(value)
global_vars.append(tempvar)
return global_vars
# Function that returns the block definition associated to the block type given
def GetBlockType(self, typename, inputs = None, debug = False):
result_blocktype = None
for sectioname, blocktype in self.TotalTypesDict.get(typename,[]):
if inputs is not None and inputs != "undefined":
block_inputs = tuple([var_type for name, var_type, modifier in blocktype["inputs"]])
if reduce(lambda x, y: x and y, map(lambda x: x[0] == "ANY" or self.IsOfType(*x), zip(inputs, block_inputs)), True):
return blocktype
else:
if result_blocktype is not None:
if inputs == "undefined":
return None
else:
result_blocktype["inputs"] = [(i[0], "ANY", i[2]) for i in result_blocktype["inputs"]]
result_blocktype["outputs"] = [(o[0], "ANY", o[2]) for o in result_blocktype["outputs"]]
return result_blocktype
result_blocktype = blocktype.copy()
if result_blocktype is not None:
return result_blocktype
project = self.GetProject(debug)
if project is not None:
blocktype = project.getpou(typename)
if blocktype is not None:
blocktype_infos = blocktype.getblockInfos()
if inputs in [None, "undefined"]:
return blocktype_infos
if inputs == tuple([var_type
for name, var_type, modifier in blocktype_infos["inputs"]]):
return blocktype_infos
return None
# Return Block types checking for recursion
def GetBlockTypes(self, tagname = "", debug = False):
typename = None
words = tagname.split("::")
name = None
project = self.GetProject(debug)
if project is not None:
pou_type = None
if words[0] in ["P","T","A"]:
name = words[1]
pou_type = self.GetPouType(name, debug)
filter = (["function"]
if pou_type == "function" or words[0] == "T"
else ["functionBlock", "function"])
blocktypes = [
{"name": category["name"],
"list": [block for block in category["list"]
if block["type"] in filter]}
for category in self.TotalTypes]
blocktypes.append({"name" : USER_DEFINED_POUS,
"list": [pou.getblockInfos()
for pou in project.getpous(name, filter)
if (name is None or
len(self.GetInstanceList(pou, name, debug)) == 0)]})
return blocktypes
return self.TotalTypes
# Return Function Block types checking for recursion
def GetFunctionBlockTypes(self, tagname = "", debug = False):
project = self.GetProject(debug)
words = tagname.split("::")
name = None
if project is not None and words[0] in ["P","T","A"]:
name = words[1]
blocktypes = []
for blocks in self.TotalTypesDict.itervalues():
for sectioname,block in blocks:
if block["type"] == "functionBlock":
blocktypes.append(block["name"])
if project is not None:
blocktypes.extend([pou.getname()
for pou in project.getpous(name, ["functionBlock"])
if (name is None or
len(self.GetInstanceList(pou, name, debug)) == 0)])
return blocktypes
# Return Block types checking for recursion
def GetBlockResource(self, debug = False):
blocktypes = []
for category in StdBlckLst[:-1]:
for blocktype in category["list"]:
if blocktype["type"] == "program":
blocktypes.append(blocktype["name"])
project = self.GetProject(debug)
if project is not None:
blocktypes.extend(
[pou.getname()
for pou in project.getpous(filter=["program"])])
return blocktypes
# Return Data Types checking for recursion
def GetDataTypes(self, tagname = "", basetypes = True, confnodetypes = True, only_locatables = False, debug = False):
if basetypes:
datatypes = self.GetBaseTypes()
else:
datatypes = []
project = self.GetProject(debug)
name = None
if project is not None:
words = tagname.split("::")
if words[0] in ["D"]:
name = words[1]
datatypes.extend([
datatype.getname()
for datatype in project.getdataTypes(name)
if (not only_locatables or self.IsLocatableDataType(datatype, debug))
and (name is None or
len(self.GetInstanceList(datatype, name, debug)) == 0)])
if confnodetypes:
for category in self.GetConfNodeDataTypes(name, only_locatables):
datatypes.extend(category["list"])
return datatypes
# Return Data Type Object
def GetPou(self, typename, debug = False):
project = self.GetProject(debug)
if project is not None:
result = project.getpou(typename)
if result is not None:
return result
for standardlibrary in StdBlckLibs.values():
result = standardlibrary.getpou(typename)
if result is not None:
return result
for confnodetype in self.ConfNodeTypes:
result = confnodetype["types"].getpou(typename)
if result is not None:
return result
return None
# Return Data Type Object
def GetDataType(self, typename, debug = False):
project = self.GetProject(debug)
if project is not None:
result = project.getdataType(typename)
if result is not None:
return result
for confnodetype in self.ConfNodeTypes:
result = confnodetype["types"].getdataType(typename)
if result is not None:
return result
return None
# Return Data Type Object Base Type
def GetDataTypeBaseType(self, datatype):
basetype_content = datatype.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type in ["array", "subrangeSigned", "subrangeUnsigned"]:
basetype = basetype_content.baseType.getcontent()
basetype_type = basetype.getLocalTag()
return (basetype.getname() if basetype_type == "derived"
else basetype_type.upper())
return (basetype_content.getname() if basetype_content_type == "derived"
else basetype_content_type.upper())
return None
# Return Base Type of given possible derived type
def GetBaseType(self, typename, debug = False):
if TypeHierarchy.has_key(typename):
return typename
datatype = self.GetDataType(typename, debug)
if datatype is not None:
basetype = self.GetDataTypeBaseType(datatype)
if basetype is not None:
return self.GetBaseType(basetype, debug)
return typename
return None
def GetBaseTypes(self):
'''
return the list of datatypes defined in IEC 61131-3.
TypeHierarchy_list has a rough order to it (e.g. SINT, INT, DINT, ...),
which makes it easy for a user to find a type in a menu.
'''
return [x for x,y in TypeHierarchy_list if not x.startswith("ANY")]
def IsOfType(self, typename, reference, debug = False):
if reference is None or typename == reference:
return True
basetype = TypeHierarchy.get(typename)
if basetype is not None:
return self.IsOfType(basetype, reference)
datatype = self.GetDataType(typename, debug)
if datatype is not None:
basetype = self.GetDataTypeBaseType(datatype)
if basetype is not None:
return self.IsOfType(basetype, reference, debug)
return False
def IsEndType(self, typename):
if typename is not None:
return not typename.startswith("ANY")
return True
def IsLocatableDataType(self, datatype, debug = False):
basetype_content = datatype.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type in ["enum", "struct"]:
return False
elif basetype_content_type == "derived":
return self.IsLocatableType(basetype_content.getname())
elif basetype_content_type == "array":
array_base_type = basetype_content.baseType.getcontent()
if array_base_type.getLocalTag() == "derived":
return self.IsLocatableType(array_base_type.getname(), debug)
return True
def IsLocatableType(self, typename, debug = False):
if isinstance(typename, TupleType) or self.GetBlockType(typename) is not None:
return False
datatype = self.GetDataType(typename, debug)
if datatype is not None:
return self.IsLocatableDataType(datatype)
return True
def IsEnumeratedType(self, typename, debug = False):
if isinstance(typename, TupleType):
typename = typename[1]
datatype = self.GetDataType(typename, debug)
if datatype is not None:
basetype_content = datatype.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type == "derived":
return self.IsEnumeratedType(basetype_content_type, debug)
return basetype_content_type == "enum"
return False
def IsSubrangeType(self, typename, exclude=None, debug = False):
if typename == exclude:
return False
if isinstance(typename, TupleType):
typename = typename[1]
datatype = self.GetDataType(typename, debug)
if datatype is not None:
basetype_content = datatype.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type == "derived":
return self.IsSubrangeType(basetype_content_type, exclude, debug)
elif basetype_content_type in ["subrangeSigned", "subrangeUnsigned"]:
return not self.IsOfType(
self.GetDataTypeBaseType(datatype), exclude)
return False
def IsNumType(self, typename, debug = False):
return self.IsOfType(typename, "ANY_NUM", debug) or\
self.IsOfType(typename, "ANY_BIT", debug)
def GetDataTypeRange(self, typename, debug = False):
range = DataTypeRange.get(typename)
if range is not None:
return range
datatype = self.GetDataType(typename, debug)
if datatype is not None:
basetype_content = datatype.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type in ["subrangeSigned", "subrangeUnsigned"]:
return (basetype_content.range.getlower(),
basetype_content.range.getupper())
elif basetype_content_type == "derived":
return self.GetDataTypeRange(basetype_content.getname(), debug)
return None
# Return Subrange types
def GetSubrangeBaseTypes(self, exclude, debug = False):
subrange_basetypes = DataTypeRange.keys()
project = self.GetProject(debug)
if project is not None:
subrange_basetypes.extend(
[datatype.getname() for datatype in project.getdataTypes()
if self.IsSubrangeType(datatype.getname(), exclude, debug)])
for confnodetype in self.ConfNodeTypes:
subrange_basetypes.extend(
[datatype.getname() for datatype in confnodetype["types"].getdataTypes()
if self.IsSubrangeType(datatype.getname(), exclude, debug)])
return subrange_basetypes
# Return Enumerated Values
def GetEnumeratedDataValues(self, typename = None, debug = False):
values = []
if typename is not None:
datatype_obj = self.GetDataType(typename, debug)
if datatype_obj is not None:
basetype_content = datatype_obj.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type == "enum":
return [value.getname()
for value in basetype_content.xpath(
"ppx:values/ppx:value",
namespaces=PLCOpenParser.NSMAP)]
elif basetype_content_type == "derived":
return self.GetEnumeratedDataValues(basetype_content.getname(), debug)
else:
project = self.GetProject(debug)
if project is not None:
values.extend(project.GetEnumeratedDataTypeValues())
for confnodetype in self.ConfNodeTypes:
values.extend(confnodetype["types"].GetEnumeratedDataTypeValues())
return values
#-------------------------------------------------------------------------------
# Project Element tag name computation functions
#-------------------------------------------------------------------------------
# Compute a data type name
def ComputeDataTypeName(self, datatype):
return "D::%s" % datatype
# Compute a pou name
def ComputePouName(self, pou):
return "P::%s" % pou
# Compute a pou transition name
def ComputePouTransitionName(self, pou, transition):
return "T::%s::%s" % (pou, transition)
# Compute a pou action name
def ComputePouActionName(self, pou, action):
return "A::%s::%s" % (pou, action)
# Compute a pou name
def ComputeConfigurationName(self, config):
return "C::%s" % config
# Compute a pou name
def ComputeConfigurationResourceName(self, config, resource):
return "R::%s::%s" % (config, resource)
def GetElementType(self, tagname):
words = tagname.split("::")
return {"D" : ITEM_DATATYPE, "P" : ITEM_POU,
"T" : ITEM_TRANSITION, "A" : ITEM_ACTION,
"C" : ITEM_CONFIGURATION, "R" : ITEM_RESOURCE}[words[0]]
#-------------------------------------------------------------------------------
# Project opened Data types management functions
#-------------------------------------------------------------------------------
# Return the data type informations
def GetDataTypeInfos(self, tagname, debug = False):
project = self.GetProject(debug)
if project is not None:
words = tagname.split("::")
if words[0] == "D":
infos = {}
datatype = project.getdataType(words[1])
if datatype is None:
return None
basetype_content = datatype.baseType.getcontent()
basetype_content_type = basetype_content.getLocalTag()
if basetype_content_type in ["subrangeSigned", "subrangeUnsigned"]:
infos["type"] = "Subrange"
infos["min"] = basetype_content.range.getlower()
infos["max"] = basetype_content.range.getupper()
base_type = basetype_content.baseType.getcontent()
base_type_type = base_type.getLocalTag()
infos["base_type"] = (base_type.getname()
if base_type_type == "derived"
else base_type_type)
elif basetype_content_type == "enum":
infos["type"] = "Enumerated"
infos["values"] = []
for value in basetype_content.xpath("ppx:values/ppx:value", namespaces=PLCOpenParser.NSMAP):
infos["values"].append(value.getname())
elif basetype_content_type == "array":
infos["type"] = "Array"
infos["dimensions"] = []
for dimension in basetype_content.getdimension():
infos["dimensions"].append((dimension.getlower(), dimension.getupper()))
base_type = basetype_content.baseType.getcontent()
base_type_type = base_type.getLocalTag()
infos["base_type"] = (base_type.getname()
if base_type_type == "derived"
else base_type_type.upper())
elif basetype_content_type == "struct":
infos["type"] = "Structure"
infos["elements"] = []
for element in basetype_content.getvariable():
element_infos = {}
element_infos["Name"] = element.getname()
element_type = element.type.getcontent()
element_type_type = element_type.getLocalTag()
if element_type_type == "array":
dimensions = []
for dimension in element_type.getdimension():
dimensions.append((dimension.getlower(), dimension.getupper()))
base_type = element_type.baseType.getcontent()
base_type_type = base_type.getLocalTag()
element_infos["Type"] = ("array",
base_type.getname()
if base_type_type == "derived"
else base_type_type.upper(), dimensions)
elif element_type_type == "derived":
element_infos["Type"] = element_type.getname()
else:
element_infos["Type"] = element_type_type.upper()
if element.initialValue is not None:
element_infos["Initial Value"] = element.initialValue.getvalue()
else:
element_infos["Initial Value"] = ""
infos["elements"].append(element_infos)
else:
infos["type"] = "Directly"
infos["base_type"] = (basetype_content.getname()
if basetype_content_type == "derived"
else basetype_content_type.upper())
if datatype.initialValue is not None:
infos["initial"] = datatype.initialValue.getvalue()
else:
infos["initial"] = ""
return infos
return None
# Change the data type informations
def SetDataTypeInfos(self, tagname, infos):
words = tagname.split("::")
if self.Project is not None and words[0] == "D":
datatype = self.Project.getdataType(words[1])
if infos["type"] == "Directly":
if infos["base_type"] in self.GetBaseTypes():
datatype.baseType.setcontent(PLCOpenParser.CreateElement(
infos["base_type"].lower()
if infos["base_type"] in ["STRING", "WSTRING"]
else infos["base_type"], "dataType"))
else:
derived_datatype = PLCOpenParser.CreateElement("derived", "dataType")
derived_datatype.setname(infos["base_type"])
datatype.baseType.setcontent(derived_datatype)
elif infos["type"] == "Subrange":
subrange = PLCOpenParser.CreateElement(
"subrangeUnsigned"
if infos["base_type"] in GetSubTypes("ANY_UINT")
else "subrangeSigned", "dataType")
datatype.baseType.setcontent(subrange)
subrange.range.setlower(infos["min"])
subrange.range.setupper(infos["max"])
if infos["base_type"] in self.GetBaseTypes():
subrange.baseType.setcontent(
PLCOpenParser.CreateElement(infos["base_type"], "dataType"))
else:
derived_datatype = PLCOpenParser.CreateElement("derived", "dataType")
derived_datatype.setname(infos["base_type"])
subrange.baseType.setcontent(derived_datatype)
elif infos["type"] == "Enumerated":
enumerated = PLCOpenParser.CreateElement("enum", "dataType")
datatype.baseType.setcontent(enumerated)
values = PLCOpenParser.CreateElement("values", "enum")
enumerated.setvalues(values)
for i, enum_value in enumerate(infos["values"]):
value = PLCOpenParser.CreateElement("value", "values")
value.setname(enum_value)
if i == 0:
values.setvalue([value])
else:
values.appendvalue(value)
elif infos["type"] == "Array":
array = PLCOpenParser.CreateElement("array", "dataType")
datatype.baseType.setcontent(array)
for i, dimension in enumerate(infos["dimensions"]):
dimension_range = PLCOpenParser.CreateElement("dimension", "array")
dimension_range.setlower(dimension[0])
dimension_range.setupper(dimension[1])
if i == 0:
array.setdimension([dimension_range])
else:
array.appenddimension(dimension_range)
if infos["base_type"] in self.GetBaseTypes():
array.baseType.setcontent(PLCOpenParser.CreateElement(
infos["base_type"].lower()
if infos["base_type"] in ["STRING", "WSTRING"]
else infos["base_type"], "dataType"))
else:
derived_datatype = PLCOpenParser.CreateElement("derived", "dataType")
derived_datatype.setname(infos["base_type"])
array.baseType.setcontent(derived_datatype)
elif infos["type"] == "Structure":
struct = PLCOpenParser.CreateElement("struct", "dataType")
datatype.baseType.setcontent(struct)
for i, element_infos in enumerate(infos["elements"]):
element = PLCOpenParser.CreateElement("variable", "struct")
element.setname(element_infos["Name"])
element_type = PLCOpenParser.CreateElement("type", "variable")
if isinstance(element_infos["Type"], TupleType):
if element_infos["Type"][0] == "array":
array_type, base_type_name, dimensions = element_infos["Type"]
array = PLCOpenParser.CreateElement("array", "dataType")
baseType = PLCOpenParser.CreateElement("baseType", "array")
array.setbaseType(baseType)
element_type.setcontent(array)
for j, dimension in enumerate(dimensions):
dimension_range = PLCOpenParser.CreateElement("dimension", "array")
dimension_range.setlower(dimension[0])
dimension_range.setupper(dimension[1])
if j == 0:
array.setdimension([dimension_range])
else:
array.appenddimension(dimension_range)
if base_type_name in self.GetBaseTypes():
baseType.setcontent(PLCOpenParser.CreateElement(
base_type_name.lower()
if base_type_name in ["STRING", "WSTRING"]
else base_type_name, "dataType"))
else:
derived_datatype = PLCOpenParser.CreateElement("derived", "dataType")
derived_datatype.setname(base_type_name)
array.baseType.setcontent(derived_datatype)
elif element_infos["Type"] in self.GetBaseTypes():
element_type.setcontent(
PLCOpenParser.CreateElement(
element_infos["Type"].lower()
if element_infos["Type"] in ["STRING", "WSTRING"]
else element_infos["Type"], "dataType"))
else:
derived_datatype = PLCOpenParser.CreateElement("derived", "dataType")
derived_datatype.setname(element_infos["Type"])
element_type.setcontent(derived_datatype)
element.settype(element_type)
if element_infos["Initial Value"] != "":
value = PLCOpenParser.CreateElement("initialValue", "variable")
value.setvalue(element_infos["Initial Value"])
element.setinitialValue(value)
if i == 0:
struct.setvariable([element])
else:
struct.appendvariable(element)
if infos["initial"] != "":
if datatype.initialValue is None:
datatype.initialValue = PLCOpenParser.CreateElement("initialValue", "dataType")
datatype.initialValue.setvalue(infos["initial"])
else:
datatype.initialValue = None
self.BufferProject()
#-------------------------------------------------------------------------------
# Project opened Pous management functions
#-------------------------------------------------------------------------------
# Return edited element
def GetEditedElement(self, tagname, debug = False):
project = self.GetProject(debug)
if project is not None:
words = tagname.split("::")
if words[0] == "D":
return project.getdataType(words[1])
elif words[0] == "P":
return project.getpou(words[1])
elif words[0] in ['T', 'A']:
pou = project.getpou(words[1])
if pou is not None:
if words[0] == 'T':
return pou.gettransition(words[2])
elif words[0] == 'A':
return pou.getaction(words[2])
elif words[0] == 'C':
return project.getconfiguration(words[1])
elif words[0] == 'R':
return project.getconfigurationResource(words[1], words[2])
return None
# Return edited element name
def GetEditedElementName(self, tagname):
words = tagname.split("::")
if words[0] in ["P","C","D"]:
return words[1]
else:
return words[2]
return None
# Return edited element name and type
def GetEditedElementType(self, tagname, debug = False):
words = tagname.split("::")
if words[0] in ["P","T","A"]:
return words[1], self.GetPouType(words[1], debug)
return None, None
# Return language in which edited element is written
def GetEditedElementBodyType(self, tagname, debug = False):
words = tagname.split("::")
if words[0] == "P":
return self.GetPouBodyType(words[1], debug)
elif words[0] == 'T':
return self.GetTransitionBodyType(words[1], words[2], debug)
elif words[0] == 'A':
return self.GetActionBodyType(words[1], words[2], debug)
return None
# Return the edited element variables
def GetEditedElementInterfaceVars(self, tagname, tree=False, debug = False):
words = tagname.split("::")
if words[0] in ["P","T","A"]:
project = self.GetProject(debug)
if project is not None:
pou = project.getpou(words[1])
if pou is not None:
return self.GetPouInterfaceVars(pou, tree, debug)
return []
# Return the edited element return type
def GetEditedElementInterfaceReturnType(self, tagname, tree=False, debug = False):
words = tagname.split("::")
if words[0] == "P":
project = self.GetProject(debug)
if project is not None:
pou = self.Project.getpou(words[1])
if pou is not None:
return self.GetPouInterfaceReturnType(pou, tree, debug)
elif words[0] == 'T':
return "BOOL"
return None
# Change the edited element text
def SetEditedElementText(self, tagname, text):
if self.Project is not None:
element = self.GetEditedElement(tagname)
if element is not None:
element.settext(text)
# Return the edited element text
def GetEditedElementText(self, tagname, debug = False):
element = self.GetEditedElement(tagname, debug)
if element is not None:
return element.gettext()
return ""
# Return the edited element transitions
def GetEditedElementTransitions(self, tagname, debug = False):
pou = self.GetEditedElement(tagname, debug)
if pou is not None and pou.getbodyType() == "SFC":
transitions = []
for transition in pou.gettransitionList():
transitions.append(transition.getname())
return transitions
return []
# Return edited element transitions
def GetEditedElementActions(self, tagname, debug = False):
pou = self.GetEditedElement(tagname, debug)
if pou is not None and pou.getbodyType() == "SFC":
actions = []
for action in pou.getactionList():
actions.append(action.getname())
return actions
return []
# Return the names of the pou elements
def GetEditedElementVariables(self, tagname, debug = False):
words = tagname.split("::")
if words[0] in ["P","T","A"]:
return self.GetProjectPouVariableNames(words[1], debug)
elif words[0] in ["C", "R"]:
names = self.GetConfigurationVariableNames(words[1], debug)
if words[0] == "R":
names.extend(self.GetConfigurationResourceVariableNames(
words[1], words[2], debug))
return names
return []
def GetEditedElementCopy(self, tagname, debug = False):
element = self.GetEditedElement(tagname, debug)
if element is not None:
return element.tostring()
return ""
def GetEditedElementInstancesCopy(self, tagname, blocks_id = None, wires = None, debug = False):
element = self.GetEditedElement(tagname, debug)
text = ""
if element is not None:
wires = dict([(wire, True)
for wire in wires
if wire[0] in blocks_id and wire[1] in blocks_id])
copy_body = PLCOpenParser.CreateElement("body", "pou")
element.append(copy_body)
copy_body.setcontent(
PLCOpenParser.CreateElement(element.getbodyType(), "body"))
for id in blocks_id:
instance = element.getinstance(id)
if instance is not None:
copy_body.appendcontentInstance(self.Copy(instance))
instance_copy = copy_body.getcontentInstance(id)
instance_copy.filterConnections(wires)
text += instance_copy.tostring()
element.remove(copy_body)
return text
def GenerateNewName(self, tagname, name, format, start_idx=0, exclude={}, debug=False):
names = exclude.copy()
if tagname is not None:
names.update(dict([(varname.upper(), True)
for varname in self.GetEditedElementVariables(tagname, debug)]))
words = tagname.split("::")
if words[0] in ["P","T","A"]:
element = self.GetEditedElement(tagname, debug)
if element is not None and element.getbodyType() not in ["ST", "IL"]:
for instance in element.getinstances():
if isinstance(instance,
(PLCOpenParser.GetElementClass("step", "sfcObjects"),
PLCOpenParser.GetElementClass("connector", "commonObjects"),
PLCOpenParser.GetElementClass("continuation", "commonObjects"))):
names[instance.getname().upper()] = True
else:
project = self.GetProject(debug)
if project is not None:
for datatype in project.getdataTypes():
names[datatype.getname().upper()] = True
for pou in project.getpous():
names[pou.getname().upper()] = True
for var in self.GetPouInterfaceVars(pou, debug=debug):
names[var.Name.upper()] = True
for transition in pou.gettransitionList():
names[transition.getname().upper()] = True
for action in pou.getactionList():
names[action.getname().upper()] = True
for config in project.getconfigurations():
names[config.getname().upper()] = True
for resource in config.getresource():
names[resource.getname().upper()] = True
i = start_idx
while name is None or names.get(name.upper(), False):
name = (format%i)
i += 1
return name
def PasteEditedElementInstances(self, tagname, text, new_pos, middle=False, debug=False):
element = self.GetEditedElement(tagname, debug)
element_name, element_type = self.GetEditedElementType(tagname, debug)
if element is not None:
bodytype = element.getbodyType()
# Get edited element type scaling
scaling = None
project = self.GetProject(debug)
if project is not None:
properties = project.getcontentHeader()
scaling = properties["scaling"][bodytype]
# Get ids already by all the instances in edited element
used_id = dict([(instance.getlocalId(), True) for instance in element.getinstances()])
new_id = {}
try:
instances, error = LoadPouInstances(text, bodytype)
except:
instances, error = [], ""
if error is not None or len(instances) == 0:
return _("Invalid plcopen element(s)!!!")
exclude = {}
for instance in instances:
element.addinstance(instance)
instance_type = instance.getLocalTag()
if instance_type == "block":
blocktype = instance.gettypeName()
blocktype_infos = self.GetBlockType(blocktype)
blockname = instance.getinstanceName()
if blocktype_infos["type"] != "function" and blockname is not None:
if element_type == "function":
return _("FunctionBlock \"%s\" can't be pasted in a Function!!!")%blocktype
blockname = self.GenerateNewName(tagname,
blockname,
"%s%%d"%blocktype,
debug=debug)
exclude[blockname] = True
instance.setinstanceName(blockname)
self.AddEditedElementPouVar(tagname, blocktype, blockname)
elif instance_type == "step":
stepname = self.GenerateNewName(tagname,
instance.getname(),
"Step%d",
exclude=exclude,
debug=debug)
exclude[stepname] = True
instance.setname(stepname)
localid = instance.getlocalId()
if not used_id.has_key(localid):
new_id[localid] = True
idx = 1
translate_id = {}
bbox = rect()
for instance in instances:
localId = instance.getlocalId()
bbox.union(instance.getBoundingBox())
if used_id.has_key(localId):
while used_id.has_key(idx) or new_id.has_key(idx):
idx += 1
new_id[idx] = True
instance.setlocalId(idx)
translate_id[localId] = idx
x, y, width, height = bbox.bounding_box()
if middle:
new_pos[0] -= width / 2
new_pos[1] -= height / 2
else:
new_pos = map(lambda x: x + 30, new_pos)
if scaling[0] != 0 and scaling[1] != 0:
min_pos = map(lambda x: 30 / x, scaling)
minx = round(min_pos[0])
if int(min_pos[0]) == round(min_pos[0]):
minx += 1
miny = round(min_pos[1])
if int(min_pos[1]) == round(min_pos[1]):
miny += 1
minx *= scaling[0]
miny *= scaling[1]
new_pos = (max(minx, round(new_pos[0] / scaling[0]) * scaling[0]),
max(miny, round(new_pos[1] / scaling[1]) * scaling[1]))
else:
new_pos = (max(30, new_pos[0]), max(30, new_pos[1]))
diff = (int(new_pos[0] - x), int(new_pos[1] - y))
connections = {}
for instance in instances:
connections.update(instance.updateConnectionsId(translate_id))
if getattr(instance, "setexecutionOrderId", None) is not None:
instance.setexecutionOrderId(0)
instance.translate(*diff)
return new_id, connections
def GetEditedElementInstancesInfos(self, tagname, debug = False):
element_instances = OrderedDict()
element = self.GetEditedElement(tagname, debug)
if element is not None:
factory = BlockInstanceFactory(element_instances)
pou_block_instances_xslt_tree = etree.XSLT(
pou_block_instances_xslt,
extensions = {
("pou_block_instances_ns", name): getattr(factory, name)
for name in ["AddBlockInstance", "SetSpecificValues",
"AddInstanceConnection", "AddConnectionLink",
"AddLinkPoint", "AddAction"]})
pou_block_instances_xslt_tree(element)
return element_instances
def ClearEditedElementExecutionOrder(self, tagname):
element = self.GetEditedElement(tagname)
if element is not None:
element.resetexecutionOrder()
def ResetEditedElementExecutionOrder(self, tagname):
element = self.GetEditedElement(tagname)
if element is not None:
element.compileexecutionOrder()
def SetConnectionWires(self, connection, connector):
wires = connector.GetWires()
idx = 0
for wire, handle in wires:
points = wire.GetPoints(handle != 0)
if handle == 0:
result = wire.GetConnectedInfos(-1)
else:
result = wire.GetConnectedInfos(0)
if result != None:
refLocalId, formalParameter = result
connections = connection.getconnections()
if connections is None or len(connection.getconnections()) <= idx:
connection.addconnection()
connection.setconnectionId(idx, refLocalId)
connection.setconnectionPoints(idx, points)
if formalParameter != "":
connection.setconnectionParameter(idx, formalParameter)
else:
connection.setconnectionParameter(idx, None)
idx += 1
def GetVarTypeObject(self, var_type):
var_type_obj = PLCOpenParser.CreateElement("type", "variable")
if not var_type.startswith("ANY") and TypeHierarchy.get(var_type):
var_type_obj.setcontent(PLCOpenParser.CreateElement(
var_type.lower() if var_type in ["STRING", "WSTRING"]
else var_type, "dataType"))
else:
derived_type = PLCOpenParser.CreateElement("derived", "dataType")
derived_type.setname(var_type)
var_type_obj.setcontent(derived_type)
return var_type_obj
def AddEditedElementPouVar(self, tagname, var_type, name,**args):
if self.Project is not None:
words = tagname.split("::")
if words[0] in ['P', 'T', 'A']:
pou = self.Project.getpou(words[1])
if pou is not None:
pou.addpouLocalVar(
self.GetVarTypeObject(var_type),
name, **args)
def AddEditedElementPouExternalVar(self, tagname, var_type, name):
if self.Project is not None:
words = tagname.split("::")
if words[0] in ['P', 'T', 'A']:
pou = self.Project.getpou(words[1])
if pou is not None:
pou.addpouExternalVar(
self.GetVarTypeObject(var_type), name)
def ChangeEditedElementPouVar(self, tagname, old_type, old_name, new_type, new_name):
if self.Project is not None:
words = tagname.split("::")
if words[0] in ['P', 'T', 'A']:
pou = self.Project.getpou(words[1])
if pou is not None:
pou.changepouVar(old_type, old_name, new_type, new_name)
def RemoveEditedElementPouVar(self, tagname, type, name):
if self.Project is not None:
words = tagname.split("::")
if words[0] in ['P', 'T', 'A']:
pou = self.Project.getpou(words[1])
if pou is not None:
pou.removepouVar(type, name)
def AddEditedElementBlock(self, tagname, id, blocktype, blockname = None):
element = self.GetEditedElement(tagname)
if element is not None:
block = PLCOpenParser.CreateElement("block", "fbdObjects")
block.setlocalId(id)
block.settypeName(blocktype)
blocktype_infos = self.GetBlockType(blocktype)
if blocktype_infos["type"] != "function" and blockname is not None:
block.setinstanceName(blockname)
self.AddEditedElementPouVar(tagname, blocktype, blockname)
element.addinstance(block)
def SetEditedElementBlockInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
block = element.getinstance(id)
if block is None:
return
old_name = block.getinstanceName()
old_type = block.gettypeName()
new_name = infos.get("name", old_name)
new_type = infos.get("type", old_type)
if new_type != old_type:
old_typeinfos = self.GetBlockType(old_type)
new_typeinfos = self.GetBlockType(new_type)
if old_typeinfos is None or new_typeinfos is None:
self.ChangeEditedElementPouVar(tagname, old_type, old_name, new_type, new_name)
elif new_typeinfos["type"] != old_typeinfos["type"]:
if new_typeinfos["type"] == "function":
self.RemoveEditedElementPouVar(tagname, old_type, old_name)
else:
self.AddEditedElementPouVar(tagname, new_type, new_name)
elif new_typeinfos["type"] != "function":
self.ChangeEditedElementPouVar(tagname, old_type, old_name, new_type, new_name)
elif new_name != old_name:
self.ChangeEditedElementPouVar(tagname, old_type, old_name, new_type, new_name)
for param, value in infos.items():
if param == "name":
if value != "":
block.setinstanceName(value)
else:
block.attrib.pop("instanceName", None)
elif param == "type":
block.settypeName(value)
elif param == "executionOrder" and block.getexecutionOrderId() != value:
element.setelementExecutionOrder(block, value)
elif param == "height":
block.setheight(value)
elif param == "width":
block.setwidth(value)
elif param == "x":
block.setx(value)
elif param == "y":
block.sety(value)
elif param == "connectors":
block.inputVariables.setvariable([])
block.outputVariables.setvariable([])
for connector in value["inputs"]:
variable = PLCOpenParser.CreateElement("variable", "inputVariables")
block.inputVariables.appendvariable(variable)
variable.setformalParameter(connector.GetName())
if connector.IsNegated():
variable.setnegated(True)
if connector.GetEdge() != "none":
variable.setedge(connector.GetEdge())
position = connector.GetRelPosition()
variable.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(variable.connectionPointIn, connector)
for connector in value["outputs"]:
variable = PLCOpenParser.CreateElement("variable", "outputVariables")
block.outputVariables.appendvariable(variable)
variable.setformalParameter(connector.GetName())
if connector.IsNegated():
variable.setnegated(True)
if connector.GetEdge() != "none":
variable.setedge(connector.GetEdge())
position = connector.GetRelPosition()
variable.addconnectionPointOut()
variable.connectionPointOut.setrelPositionXY(position.x, position.y)
block.tostring()
def AddEditedElementVariable(self, tagname, id, var_type):
element = self.GetEditedElement(tagname)
if element is not None:
variable = PLCOpenParser.CreateElement(
{INPUT: "inVariable",
OUTPUT: "outVariable",
INOUT: "inOutVariable"}[var_type], "fbdObjects")
variable.setlocalId(id)
element.addinstance(variable)
def SetEditedElementVariableInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
variable = element.getinstance(id)
if variable is None:
return
for param, value in infos.items():
if param == "name":
variable.setexpression(value)
elif param == "executionOrder" and variable.getexecutionOrderId() != value:
element.setelementExecutionOrder(variable, value)
elif param == "height":
variable.setheight(value)
elif param == "width":
variable.setwidth(value)
elif param == "x":
variable.setx(value)
elif param == "y":
variable.sety(value)
elif param == "connectors":
if len(value["outputs"]) > 0:
output = value["outputs"][0]
if len(value["inputs"]) > 0:
variable.setnegatedOut(output.IsNegated())
variable.setedgeOut(output.GetEdge())
else:
variable.setnegated(output.IsNegated())
variable.setedge(output.GetEdge())
position = output.GetRelPosition()
variable.addconnectionPointOut()
variable.connectionPointOut.setrelPositionXY(position.x, position.y)
if len(value["inputs"]) > 0:
input = value["inputs"][0]
if len(value["outputs"]) > 0:
variable.setnegatedIn(input.IsNegated())
variable.setedgeIn(input.GetEdge())
else:
variable.setnegated(input.IsNegated())
variable.setedge(input.GetEdge())
position = input.GetRelPosition()
variable.addconnectionPointIn()
variable.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(variable.connectionPointIn, input)
def AddEditedElementConnection(self, tagname, id, connection_type):
element = self.GetEditedElement(tagname)
if element is not None:
connection = PLCOpenParser.CreateElement(
{CONNECTOR: "connector",
CONTINUATION: "continuation"}[connection_type], "commonObjects")
connection.setlocalId(id)
element.addinstance(connection)
def SetEditedElementConnectionInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
connection = element.getinstance(id)
if connection is None:
return
for param, value in infos.items():
if param == "name":
connection.setname(value)
elif param == "height":
connection.setheight(value)
elif param == "width":
connection.setwidth(value)
elif param == "x":
connection.setx(value)
elif param == "y":
connection.sety(value)
elif param == "connector":
position = value.GetRelPosition()
if isinstance(connection, PLCOpenParser.GetElementClass("continuation", "commonObjects")):
connection.addconnectionPointOut()
connection.connectionPointOut.setrelPositionXY(position.x, position.y)
elif isinstance(connection, PLCOpenParser.GetElementClass("connector", "commonObjects")):
connection.addconnectionPointIn()
connection.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(connection.connectionPointIn, value)
def AddEditedElementComment(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
comment = PLCOpenParser.CreateElement("comment", "commonObjects")
comment.setlocalId(id)
element.addinstance(comment)
def SetEditedElementCommentInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
comment = element.getinstance(id)
for param, value in infos.items():
if param == "content":
comment.setcontentText(value)
elif param == "height":
comment.setheight(value)
elif param == "width":
comment.setwidth(value)
elif param == "x":
comment.setx(value)
elif param == "y":
comment.sety(value)
def AddEditedElementPowerRail(self, tagname, id, powerrail_type):
element = self.GetEditedElement(tagname)
if element is not None:
powerrail = PLCOpenParser.CreateElement(
{LEFTRAIL: "leftPowerRail",
RIGHTRAIL: "rightPowerRail"}[powerrail_type], "ldObjects")
powerrail.setlocalId(id)
element.addinstance(powerrail)
def SetEditedElementPowerRailInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
powerrail = element.getinstance(id)
if powerrail is None:
return
for param, value in infos.items():
if param == "height":
powerrail.setheight(value)
elif param == "width":
powerrail.setwidth(value)
elif param == "x":
powerrail.setx(value)
elif param == "y":
powerrail.sety(value)
elif param == "connectors":
if isinstance(powerrail, PLCOpenParser.GetElementClass("leftPowerRail", "ldObjects")):
powerrail.setconnectionPointOut([])
for connector in value["outputs"]:
position = connector.GetRelPosition()
connection = PLCOpenParser.CreateElement("connectionPointOut", "leftPowerRail")
powerrail.appendconnectionPointOut(connection)
connection.setrelPositionXY(position.x, position.y)
elif isinstance(powerrail, PLCOpenParser.GetElementClass("rightPowerRail", "ldObjects")):
powerrail.setconnectionPointIn([])
for connector in value["inputs"]:
position = connector.GetRelPosition()
connection = PLCOpenParser.CreateElement("connectionPointIn", "rightPowerRail")
powerrail.appendconnectionPointIn(connection)
connection.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(connection, connector)
def AddEditedElementContact(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
contact = PLCOpenParser.CreateElement("contact", "ldObjects")
contact.setlocalId(id)
element.addinstance(contact)
def SetEditedElementContactInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
contact = element.getinstance(id)
if contact is None:
return
for param, value in infos.items():
if param == "name":
contact.setvariable(value)
elif param == "type":
negated, edge = {
CONTACT_NORMAL: (False, "none"),
CONTACT_REVERSE: (True, "none"),
CONTACT_RISING: (False, "rising"),
CONTACT_FALLING: (False, "falling")}[value]
contact.setnegated(negated)
contact.setedge(edge)
elif param == "height":
contact.setheight(value)
elif param == "width":
contact.setwidth(value)
elif param == "x":
contact.setx(value)
elif param == "y":
contact.sety(value)
elif param == "connectors":
input_connector = value["inputs"][0]
position = input_connector.GetRelPosition()
contact.addconnectionPointIn()
contact.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(contact.connectionPointIn, input_connector)
output_connector = value["outputs"][0]
position = output_connector.GetRelPosition()
contact.addconnectionPointOut()
contact.connectionPointOut.setrelPositionXY(position.x, position.y)
def AddEditedElementCoil(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
coil = PLCOpenParser.CreateElement("coil", "ldObjects")
coil.setlocalId(id)
element.addinstance(coil)
def SetEditedElementCoilInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
coil = element.getinstance(id)
if coil is None:
return
for param, value in infos.items():
if param == "name":
coil.setvariable(value)
elif param == "type":
negated, storage, edge = {
COIL_NORMAL: (False, "none", "none"),
COIL_REVERSE: (True, "none", "none"),
COIL_SET: (False, "set", "none"),
COIL_RESET: (False, "reset", "none"),
COIL_RISING: (False, "none", "rising"),
COIL_FALLING: (False, "none", "falling")}[value]
coil.setnegated(negated)
coil.setstorage(storage)
coil.setedge(edge)
elif param == "height":
coil.setheight(value)
elif param == "width":
coil.setwidth(value)
elif param == "x":
coil.setx(value)
elif param == "y":
coil.sety(value)
elif param == "connectors":
input_connector = value["inputs"][0]
position = input_connector.GetRelPosition()
coil.addconnectionPointIn()
coil.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(coil.connectionPointIn, input_connector)
output_connector = value["outputs"][0]
position = output_connector.GetRelPosition()
coil.addconnectionPointOut()
coil.connectionPointOut.setrelPositionXY(position.x, position.y)
def AddEditedElementStep(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
step = PLCOpenParser.CreateElement("step", "sfcObjects")
step.setlocalId(id)
element.addinstance(step)
def SetEditedElementStepInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
step = element.getinstance(id)
if step is None:
return
for param, value in infos.items():
if param == "name":
step.setname(value)
elif param == "initial":
step.setinitialStep(value)
elif param == "height":
step.setheight(value)
elif param == "width":
step.setwidth(value)
elif param == "x":
step.setx(value)
elif param == "y":
step.sety(value)
elif param == "connectors":
if len(value["inputs"]) > 0:
input_connector = value["inputs"][0]
position = input_connector.GetRelPosition()
step.addconnectionPointIn()
step.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(step.connectionPointIn, input_connector)
else:
step.deleteconnectionPointIn()
if len(value["outputs"]) > 0:
output_connector = value["outputs"][0]
position = output_connector.GetRelPosition()
step.addconnectionPointOut()
step.connectionPointOut.setrelPositionXY(position.x, position.y)
else:
step.deleteconnectionPointOut()
elif param == "action":
if value:
position = value.GetRelPosition()
step.addconnectionPointOutAction()
step.connectionPointOutAction.setrelPositionXY(position.x, position.y)
else:
step.deleteconnectionPointOutAction()
def AddEditedElementTransition(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
transition = PLCOpenParser.CreateElement("transition", "sfcObjects")
transition.setlocalId(id)
element.addinstance(transition)
def SetEditedElementTransitionInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
transition = element.getinstance(id)
if transition is None:
return
for param, value in infos.items():
if param == "type" and value != "connection":
transition.setconditionContent(value, infos["condition"])
elif param == "height":
transition.setheight(value)
elif param == "width":
transition.setwidth(value)
elif param == "x":
transition.setx(value)
elif param == "y":
transition.sety(value)
elif param == "priority":
if value != 0:
transition.setpriority(value)
else:
transition.setpriority(None)
elif param == "connectors":
input_connector = value["inputs"][0]
position = input_connector.GetRelPosition()
transition.addconnectionPointIn()
transition.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(transition.connectionPointIn, input_connector)
output_connector = value["outputs"][0]
position = output_connector.GetRelPosition()
transition.addconnectionPointOut()
transition.connectionPointOut.setrelPositionXY(position.x, position.y)
elif infos.get("type", None) == "connection" and param == "connection" and value:
transition.setconditionContent("connection", None)
self.SetConnectionWires(transition.condition.content, value)
def AddEditedElementDivergence(self, tagname, id, divergence_type):
element = self.GetEditedElement(tagname)
if element is not None:
divergence = PLCOpenParser.CreateElement(
{SELECTION_DIVERGENCE: "selectionDivergence",
SELECTION_CONVERGENCE: "selectionConvergence",
SIMULTANEOUS_DIVERGENCE: "simultaneousDivergence",
SIMULTANEOUS_CONVERGENCE: "simultaneousConvergence"}.get(
divergence_type), "sfcObjects")
divergence.setlocalId(id)
element.addinstance(divergence)
DivergenceTypes = [
(divergence_type,
PLCOpenParser.GetElementClass(divergence_type, "sfcObjects"))
for divergence_type in ["selectionDivergence", "simultaneousDivergence",
"selectionConvergence", "simultaneousConvergence"]]
def GetDivergenceType(self, divergence):
for divergence_type, divergence_class in self.DivergenceTypes:
if isinstance(divergence, divergence_class):
return divergence_type
return None
def SetEditedElementDivergenceInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
divergence = element.getinstance(id)
if divergence is None:
return
for param, value in infos.items():
if param == "height":
divergence.setheight(value)
elif param == "width":
divergence.setwidth(value)
elif param == "x":
divergence.setx(value)
elif param == "y":
divergence.sety(value)
elif param == "connectors":
input_connectors = value["inputs"]
divergence_type = self.GetDivergenceType(divergence)
if divergence_type in ["selectionDivergence", "simultaneousDivergence"]:
position = input_connectors[0].GetRelPosition()
divergence.addconnectionPointIn()
divergence.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(divergence.connectionPointIn, input_connectors[0])
else:
divergence.setconnectionPointIn([])
for input_connector in input_connectors:
position = input_connector.GetRelPosition()
connection = PLCOpenParser.CreateElement("connectionPointIn", divergence_type)
divergence.appendconnectionPointIn(connection)
connection.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(connection, input_connector)
output_connectors = value["outputs"]
if divergence_type in ["selectionConvergence", "simultaneousConvergence"]:
position = output_connectors[0].GetRelPosition()
divergence.addconnectionPointOut()
divergence.connectionPointOut.setrelPositionXY(position.x, position.y)
else:
divergence.setconnectionPointOut([])
for output_connector in output_connectors:
position = output_connector.GetRelPosition()
connection = PLCOpenParser.CreateElement("connectionPointOut", divergence_type)
divergence.appendconnectionPointOut(connection)
connection.setrelPositionXY(position.x, position.y)
def AddEditedElementJump(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
jump = PLCOpenParser.CreateElement("jumpStep", "sfcObjects")
jump.setlocalId(id)
element.addinstance(jump)
def SetEditedElementJumpInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
jump = element.getinstance(id)
if jump is None:
return
for param, value in infos.items():
if param == "target":
jump.settargetName(value)
elif param == "height":
jump.setheight(value)
elif param == "width":
jump.setwidth(value)
elif param == "x":
jump.setx(value)
elif param == "y":
jump.sety(value)
elif param == "connector":
position = value.GetRelPosition()
jump.addconnectionPointIn()
jump.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(jump.connectionPointIn, value)
def AddEditedElementActionBlock(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
actionBlock = PLCOpenParser.CreateElement("actionBlock", "commonObjects")
actionBlock.setlocalId(id)
element.addinstance(actionBlock)
def SetEditedElementActionBlockInfos(self, tagname, id, infos):
element = self.GetEditedElement(tagname)
if element is not None:
actionBlock = element.getinstance(id)
if actionBlock is None:
return
for param, value in infos.items():
if param == "actions":
actionBlock.setactions(value)
elif param == "height":
actionBlock.setheight(value)
elif param == "width":
actionBlock.setwidth(value)
elif param == "x":
actionBlock.setx(value)
elif param == "y":
actionBlock.sety(value)
elif param == "connector":
position = value.GetRelPosition()
actionBlock.addconnectionPointIn()
actionBlock.connectionPointIn.setrelPositionXY(position.x, position.y)
self.SetConnectionWires(actionBlock.connectionPointIn, value)
def RemoveEditedElementInstance(self, tagname, id):
element = self.GetEditedElement(tagname)
if element is not None:
instance = element.getinstance(id)
if isinstance(instance, PLCOpenParser.GetElementClass("block", "fbdObjects")):
self.RemoveEditedElementPouVar(tagname, instance.gettypeName(), instance.getinstanceName())
element.removeinstance(id)
def GetEditedResourceVariables(self, tagname, debug = False):
varlist = []
words = tagname.split("::")
for var in self.GetConfigurationGlobalVars(words[1], debug):
if var.Type == "BOOL":
varlist.append(var.Name)
for var in self.GetConfigurationResourceGlobalVars(words[1], words[2], debug):
if var.Type == "BOOL":
varlist.append(var.Name)
return varlist
def SetEditedResourceInfos(self, tagname, tasks, instances):
resource = self.GetEditedElement(tagname)
if resource is not None:
resource.settask([])
resource.setpouInstance([])
task_list = {}
for task in tasks:
new_task = PLCOpenParser.CreateElement("task", "resource")
resource.appendtask(new_task)
new_task.setname(task["Name"])
if task["Triggering"] == "Interrupt":
new_task.setsingle(task["Single"])
## result = duration_model.match(task["Interval"]).groups()
## if reduce(lambda x, y: x or y != None, result):
## values = []
## for value in result[:-1]:
## if value != None:
## values.append(int(value))
## else:
## values.append(0)
## if result[-1] is not None:
## values.append(int(float(result[-1]) * 1000))
## new_task.setinterval(datetime.time(*values))
if task["Triggering"] == "Cyclic":
new_task.setinterval(task["Interval"])
new_task.setpriority(int(task["Priority"]))
if task["Name"] != "":
task_list[task["Name"]] = new_task
for instance in instances:
task = task_list.get(instance["Task"])
if task is not None:
new_instance = PLCOpenParser.CreateElement("pouInstance", "task")
task.appendpouInstance(new_instance)
else:
new_instance = PLCOpenParser.CreateElement("pouInstance", "resource")
resource.appendpouInstance(new_instance)
new_instance.setname(instance["Name"])
new_instance.settypeName(instance["Type"])
def GetEditedResourceInfos(self, tagname, debug = False):
resource = self.GetEditedElement(tagname, debug)
if resource is not None:
tasks = resource.gettask()
instances = resource.getpouInstance()
tasks_data = []
instances_data = []
for task in tasks:
new_task = {}
new_task["Name"] = task.getname()
single = task.getsingle()
if single is not None:
new_task["Single"] = single
else:
new_task["Single"] = ""
interval = task.getinterval()
if interval is not None:
## text = ""
## if interval.hour != 0:
## text += "%dh"%interval.hour
## if interval.minute != 0:
## text += "%dm"%interval.minute
## if interval.second != 0:
## text += "%ds"%interval.second
## if interval.microsecond != 0:
## if interval.microsecond % 1000 != 0:
## text += "%.3fms"%(float(interval.microsecond) / 1000)
## else:
## text += "%dms"%(interval.microsecond / 1000)
## new_task["Interval"] = text
new_task["Interval"] = interval
else:
new_task["Interval"] = ""
if single is not None and interval is None:
new_task["Triggering"] = "Interrupt"
elif interval is not None and single is None:
new_task["Triggering"] = "Cyclic"
else:
new_task["Triggering"] = ""
new_task["Priority"] = str(task.getpriority())
tasks_data.append(new_task)
for instance in task.getpouInstance():
new_instance = {}
new_instance["Name"] = instance.getname()
new_instance["Type"] = instance.gettypeName()
new_instance["Task"] = task.getname()
instances_data.append(new_instance)
for instance in instances:
new_instance = {}
new_instance["Name"] = instance.getname()
new_instance["Type"] = instance.gettypeName()
new_instance["Task"] = ""
instances_data.append(new_instance)
return tasks_data, instances_data
def OpenXMLFile(self, filepath):
self.Project, error = LoadProject(filepath)
if self.Project is None:
return _("Project file syntax error:\n\n") + error
self.SetFilePath(filepath)
self.CreateProjectBuffer(True)
self.ProgramChunks = []
self.ProgramOffset = 0
self.NextCompiledProject = self.Copy(self.Project)
self.CurrentCompiledProject = None
self.Buffering = False
self.CurrentElementEditing = None
return error
def SaveXMLFile(self, filepath = None):
if not filepath and self.FilePath == "":
return False
else:
contentheader = {"modificationDateTime": datetime.datetime(*localtime()[:6])}
self.Project.setcontentHeader(contentheader)
if filepath:
SaveProject(self.Project, filepath)
else:
SaveProject(self.Project, self.FilePath)
self.MarkProjectAsSaved()
if filepath:
self.SetFilePath(filepath)
return True
#-------------------------------------------------------------------------------
# Search in Current Project Functions
#-------------------------------------------------------------------------------
def SearchInProject(self, criteria):
return self.Project.Search(criteria)
def SearchInPou(self, tagname, criteria, debug=False):
pou = self.GetEditedElement(tagname, debug)
if pou is not None:
return pou.Search(criteria)
return []
#-------------------------------------------------------------------------------
# Current Buffering Management Functions
#-------------------------------------------------------------------------------
"""
Return a copy of the project
"""
def Copy(self, model):
return deepcopy(model)
def CreateProjectBuffer(self, saved):
if self.ProjectBufferEnabled:
self.ProjectBuffer = UndoBuffer(PLCOpenParser.Dumps(self.Project), saved)
else:
self.ProjectBuffer = None
self.ProjectSaved = saved
def IsProjectBufferEnabled(self):
return self.ProjectBufferEnabled
def EnableProjectBuffer(self, enable):
self.ProjectBufferEnabled = enable
if self.Project is not None:
if enable:
current_saved = self.ProjectSaved
else:
current_saved = self.ProjectBuffer.IsCurrentSaved()
self.CreateProjectBuffer(current_saved)
def BufferProject(self):
if self.ProjectBuffer is not None:
self.ProjectBuffer.Buffering(PLCOpenParser.Dumps(self.Project))
else:
self.ProjectSaved = False
def StartBuffering(self):
if self.ProjectBuffer is not None:
self.Buffering = True
else:
self.ProjectSaved = False
def EndBuffering(self):
if self.ProjectBuffer is not None and self.Buffering:
self.ProjectBuffer.Buffering(PLCOpenParser.Dumps(self.Project))
self.Buffering = False
def MarkProjectAsSaved(self):
self.EndBuffering()
if self.ProjectBuffer is not None:
self.ProjectBuffer.CurrentSaved()
else:
self.ProjectSaved = True
# Return if project is saved
def ProjectIsSaved(self):
if self.ProjectBuffer is not None:
return self.ProjectBuffer.IsCurrentSaved() and not self.Buffering
else:
return self.ProjectSaved
def LoadPrevious(self):
self.EndBuffering()
if self.ProjectBuffer is not None:
self.Project = PLCOpenParser.Loads(self.ProjectBuffer.Previous())
def LoadNext(self):
if self.ProjectBuffer is not None:
self.Project = PLCOpenParser.Loads(self.ProjectBuffer.Next())
def GetBufferState(self):
if self.ProjectBuffer is not None:
first = self.ProjectBuffer.IsFirst() and not self.Buffering
last = self.ProjectBuffer.IsLast()
return not first, not last
return False, False