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#!/usr/bin/env python

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# -*- coding: utf-8 -*-

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#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

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#based on the plcopen standard. 

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#

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#

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#See COPYING file for copyrights details.

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#

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#This library is free software; you can redistribute it and/or

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#modify it under the terms of the GNU General Public

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#License as published by the Free Software Foundation; either

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#version 2.1 of the License, or (at your option) any later version.

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#

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#This library is distributed in the hope that it will be useful,

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#but WITHOUT ANY WARRANTY; without even the implied warranty of

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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

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#

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#You should have received a copy of the GNU General Public

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#License along with this library; if not, write to the Free Software

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#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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from xmlclass import *

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import os, sys

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"""

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Dictionary that makes the relation between var names in plcopen and displayed values

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"""

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VarTypes = {"Local" : "localVars", "Temp" : "tempVars", "Input" : "inputVars",

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            "Output" : "outputVars", "InOut" : "inOutVars", "External" : "externalVars",

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            "Global" : "globalVars", "Access" : "accessVars"}

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"""

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Define in which order var types must be displayed

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"""

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VarOrder = ["Local","Temp","Input","Output","InOut","External","Global","Access"]

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"""

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Define which action qualifier must be associated with a duration 

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"""

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QualifierList = {"N" : False, "R" : False, "S" : False, "L" : True, "D" : True, 

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    "P" : False, "P0" : False, "P1" : False, "SD" : True, "DS" : True, "SL" : True}

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PLCOpenClasses = {}

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PLCOpenTypes = {}

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base_folder = ""

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for path in sys.path:

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    if os.path.isfile(os.path.join(path, "plcopen/TC6_XML_V10_B.xsd")):

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        base_folder = path

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GenerateClassesFromXSD(os.path.join(base_folder, "plcopen/TC6_XML_V10_B.xsd"))

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CreateClasses(PLCOpenClasses, PLCOpenTypes)

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if "dataType" in PLCOpenClasses:

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    cls = PLCOpenClasses["dataType"]

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    cls.value = None

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    def getValue(self):

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        return self.value

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    setattr(cls, "getValue", getValue)

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    def setValue(self, value):

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        self.value = value

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    setattr(cls, "setValue", setValue)

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    def loadXMLTree(self, tree):

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        self.value = tree.childNodes[1].nodeName

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    setattr(cls, "loadXMLTree", loadXMLTree)

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    def generateXMLText(self, name, indent, extras = {}):

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        ind1, ind2 = getIndent(indent, name)

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        text = ind1 + "<%s>\n"%name

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        ind3, ind4 = getIndent(indent + 1, self.value)

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        text += ind3 + "<%s/>\n"%self.value

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        text += ind1 + "</%s>\n"%name

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        return text

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    setattr(cls, "generateXMLText", generateXMLText)

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if "formattedText" in PLCOpenClasses:

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    cls = PLCOpenClasses["formattedText"]

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    cls.text = ""

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    def getText(self):

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        return self.text

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    setattr(cls, "getText", getText)

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    def setText(self, text):

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        self.text = text

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    setattr(cls, "setText", setText)

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    def loadXMLTree(self, tree):

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        self.text = GetAttributeValue(tree)

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        if len(self.text.splitlines()) > 1:

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            self.text = self.text[1:].rstrip()

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    setattr(cls, "loadXMLTree", loadXMLTree)

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    def generateXMLText(self, name, indent, extras = {}):

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        ind1, ind2 = getIndent(indent, name)

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        if len(self.text.splitlines()) > 1:

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            text = ind1 + "<%s>\n"%name

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            text += "%s\n"%self.text

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            text += ind1 + "</%s>\n"%name

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            return text

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        else:

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            return ind1 + "<%s>%s</%s>\n"%(name, self.text, name)

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    setattr(cls, "generateXMLText", generateXMLText)

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if "project" in PLCOpenClasses:

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    cls = PLCOpenClasses["project"]

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    cls.singleLineAttributes = False

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    def getFileHeader(self):

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        fileheader = {}

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        fileheader["companyName"] = self.fileHeader.getCompanyName()

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        if self.fileHeader.getCompanyURL():

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            fileheader["companyURL"] = self.fileHeader.getCompanyURL()

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        fileheader["productName"] = self.fileHeader.getProductName()

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        fileheader["productVersion"] = self.fileHeader.getProductVersion()

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        if self.fileHeader.getProductRelease():

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            fileheader["productRelease"] = self.fileHeader.getProductRelease()

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        fileheader["creationDateTime"] = self.fileHeader.getCreationDateTime()

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        if self.fileHeader.getContentDescription():

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            fileheader["contentDescription"] = self.fileHeader.getContentDescription()

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        return fileheader

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    setattr(cls, "getFileHeader", getFileHeader)

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    def setFileHeader(self, fileheader):

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        self.fileHeader.setCompanyName(fileheader["companyName"])

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        if "companyURL" in fileheader:

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            self.fileHeader.setCompanyURL(fileheader["companyURL"])

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        self.fileHeader.setProductName(fileheader["productName"])

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        self.fileHeader.setProductVersion(fileheader["productVersion"])

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        if "productRelease" in fileheader:

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            self.fileHeader.setProductRelease(fileheader["productRelease"])

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        self.fileHeader.setCreationDateTime(fileheader["creationDateTime"])

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        if "contentDescription" in fileheader:

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            self.fileHeader.setContentDescription(fileheader["contentDescription"])

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    setattr(cls, "setFileHeader", setFileHeader)

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    def setName(self, name):

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        self.contentHeader.setName(name)

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    setattr(cls, "setName", setName)

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    def getName(self):

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        return self.contentHeader.getName()

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    setattr(cls, "getName", getName)

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    def getPous(self):

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        return self.types.getPouElements()

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    setattr(cls, "getPous", getPous)

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    def getPou(self, name):

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        return self.types.getPouElement(name)

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    setattr(cls, "getPou", getPou)

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    def appendPou(self, name, pou_type, body_type):

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        self.types.appendPouElement(name, pou_type, body_type)

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    setattr(cls, "appendPou", appendPou)

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    def insertPou(self, index, pou):

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        self.types.insertPouElement(index, pou)

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    setattr(cls, "insertPou", insertPou)

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    def removePou(self, name):

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        self.types.removePouElement(name)

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    setattr(cls, "removePou", removePou)

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    def getConfigurations(self):

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        configurations = self.instances.configurations.getConfiguration()

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        if configurations:

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            return configurations

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        return []

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    setattr(cls, "getConfigurations", getConfigurations)

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    def getConfiguration(self, name):

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        for configuration in self.instances.configurations.getConfiguration():

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            if configuration.getName() == name:

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                return configuration

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        return None

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    setattr(cls, "getConfiguration", getConfiguration)

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    def addConfiguration(self, name):

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        for configuration in self.instances.configurations.getConfiguration():

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            if configuration.getName() == name:

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                raise ValueError, "\"%s\" configuration already exists !!!"%name

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        new_configuration = PLCOpenClasses["configurations_configuration"]()

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        new_configuration.setName(name)

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        self.instances.configurations.appendConfiguration(new_configuration)

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    setattr(cls, "addConfiguration", addConfiguration)    

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    def removeConfiguration(self, name):

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        found = False

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        for idx, configuration in enumerate(self.instances.configurations.getConfiguration()):

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            if configuration.getName() == name:

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                self.instances.configurations.removeConfiguration(idx)

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                found = True

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                break

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        if not found:

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            raise ValueError, "\"%s\" configuration doesn't exist !!!"%name

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    setattr(cls, "removeConfiguration", removeConfiguration)

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    def getConfigurationResource(self, config_name, name):

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        configuration = self.getConfiguration(config_name)

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        if configuration:

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            for resource in configuration.getResource():

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                if resource.getName() == name:

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                    return resource

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        return None

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    setattr(cls, "getConfigurationResource", getConfigurationResource)

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    def addConfigurationResource(self, config_name, name):

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        configuration = self.getConfiguration(config_name)

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        if configuration:

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            for resource in configuration.getResource():

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                if resource.getName() == name:

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                    raise ValueError, "\"%s\" resource already exists in \"%s\" configuration !!!"%(name, config_name)

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            new_resource = PLCOpenClasses["configuration_resource"]()

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            new_resource.setName(name)

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            configuration.appendResource(new_resource)

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    setattr(cls, "addConfigurationResource", addConfigurationResource)    

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    def removeConfigurationResource(self, config_name, name):

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        configuration = self.getConfiguration(config_name)

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        if configuration:

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            found = False

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            for idx, resource in enumerate(configuration.getResource()):

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                if resource.getName() == name:

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                    configuration.removeResource(idx)

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                    found = True

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                    break

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            if not found:

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                raise ValueError, "\"%s\" resource doesn't exist in \"%s\" configuration !!!"%(name, config_name)

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    setattr(cls, "removeConfigurationResource", removeConfigurationResource)

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PLCOpenClasses["project_fileHeader"].singleLineAttributes = False

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if "project_types" in PLCOpenClasses:

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    cls = PLCOpenClasses["project_types"]

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    def getPouElements(self):

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        return self.pous.getPou()

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    setattr(cls, "getPouElements", getPouElements)

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    def getPouElement(self, name):

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        elements = self.pous.getPou()

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        for element in elements:

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            if element.getName() == name:

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                return element

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        return None

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    setattr(cls, "getPouElement", getPouElement)

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    def appendPouElement(self, name, pou_type, body_type):

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        for element in self.pous.getPou():

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            if element.getName() == name:

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                raise ValueError, "\"%s\" POU already exists !!!"%name

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        new_pou = PLCOpenClasses["pous_pou"]()

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        new_pou.setName(name)

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        new_pou.pouType.setValue(pou_type)

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        new_pou.setBody(PLCOpenClasses["body"]())

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        new_pou.setBodyType(body_type)

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        self.pous.appendPou(new_pou)

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    setattr(cls, "appendPouElement", appendPouElement)

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    def insertPouElement(self, index, pou):

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        self.pous.insertPou(index, pou)

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    setattr(cls, "insertPouElement", insertPouElement)

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    def removePouElement(self, name):

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        found = False

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        for idx, element in enumerate(self.pous.getPou()):

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            if element.getName() == name:

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                self.pous.removePou(idx)

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                found = True

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                break

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        if not found:

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            raise ValueError, "\"%s\" POU doesn't exist !!!"%name

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    setattr(cls, "removePouElement", removePouElement)

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def setBodyType(self, type):

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    if type == "IL":

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        self.body.setContent("IL", PLCOpenClasses["formattedText"]())

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    elif type == "ST":

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        self.body.setContent("ST", PLCOpenClasses["formattedText"]())

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    elif type == "LD":

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        self.body.setContent("LD", PLCOpenClasses["body_LD"]())

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    elif type == "FBD":

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        self.body.setContent("FBD", PLCOpenClasses["body_FBD"]())

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    elif type == "SFC":

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        self.body.setContent("SFC", PLCOpenClasses["body_SFC"]())

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    else:

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        raise ValueError, "%s isn't a valid body type!"%type

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def getBodyType(self):

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    return self.body.getContent()["name"]

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def addInstance(self, name, instance):

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    self.body.appendContentInstance(name, instance)

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def getInstances(self):

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    return self.body.getContentInstances()

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def getInstance(self, id):

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    return self.body.getContentInstance(id)

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def getRandomInstance(self, exclude):

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    return self.body.getContentRandomInstance(exclude)

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def getInstanceByName(self, name):

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    return self.body.getContentInstanceByName(name)

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def removeInstance(self, id):

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    self.body.removeContentInstance(id)

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def setText(self, text):

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    self.body.setText(text)

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def getText(self):

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    return self.body.getText()

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setattr(cls, "getText", getText)

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if "pous_pou" in PLCOpenClasses:

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    cls = PLCOpenClasses["pous_pou"]

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    setattr(cls, "setBodyType", setBodyType)

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    setattr(cls, "getBodyType", getBodyType)

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    setattr(cls, "addInstance", addInstance)

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    setattr(cls, "getInstances", getInstances)

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    setattr(cls, "getInstance", getInstance)

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    setattr(cls, "getRandomInstance", getRandomInstance)

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    setattr(cls, "getInstanceByName", getInstanceByName)

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    setattr(cls, "removeInstance", removeInstance)

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    setattr(cls, "setText", setText)

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    setattr(cls, "getText", getText)

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    def getVars(self):

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        vars = []

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        reverse_types = {}

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        for name, value in VarTypes.items():

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            reverse_types[value] = name

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        for varlist in self.interface.getContent():

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            vars.append((reverse_types[varlist["name"]], varlist["value"]))

   399

        return vars

   400

    setattr(cls, "getVars", getVars)

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   402

    def setVars(self, vars):

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        self.interface.setContent([])

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        for vartype, varlist in vars:

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            self.interface.appendContent(VarTypes[vartype], varlist)

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    setattr(cls, "setVars", setVars)

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   408

    def addTransition(self, name, type):

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        if not self.transitions:

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            self.addTransitions()

   411

            self.transitions.setTransition([])

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        transition = PLCOpenClasses["transitions_transition"]()

   413

        transition.setName(name)

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        transition.setBodyType(type)

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        self.transitions.appendTransition(transition)

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    setattr(cls, "addTransition", addTransition)

   417

   418

    def getTransition(self, name):

   419

        if self.transitions:

   420

            for transition in self.transitions.getTransition():

   421

                if transition.getName() == name:

   422

                    return transition

   423

        return None

   424

    setattr(cls, "getTransition", getTransition)

   425

   426

    def getTransitionList(self):

   427

        if self.transitions:

   428

            return self.transitions.getTransition()

   429

        return []

   430

    setattr(cls, "getTransitionList", getTransitionList)

   431

   432

    def removeTransition(self, name):

   433

        if self.transitions:

   434

            transitions = self.transitions.getTransition()

   435

            i = 0

   436

            removed = False

   437

            while i < len(transitions) and not removed:

   438

                if transitions[i].getName() == name:

   439

                    transitions.pop(i)

   440

                    removed = True

   441

                i += 1

   442

            if not removed:

   443

                raise ValueError, "Transition with name %s doesn't exists!"%name

   444

    setattr(cls, "removeTransition", removeTransition)

   445

   446

    def addAction(self, name, type):

   447

        if not self.actions:

   448

            self.addActions()

   449

            self.actions.setAction([])

   450

        action = PLCOpenClasses["actions_action"]()

   451

        action.setName(name)

   452

        action.setBodyType(type)

   453

        self.actions.appendAction(action)

   454

    setattr(cls, "addAction", addAction)

   455

   456

    def getAction(self, name):

   457

        if self.actions:

   458

            for action in self.actions.getAction():

   459

                if action.getName() == name:

   460

                    return action

   461

        return None

   462

    setattr(cls, "getAction", getAction)

   463

   464

    def getActionList(self):

   465

        if self.actions:

   466

            return self.actions.getAction()

   467

        return []

   468

    setattr(cls, "getActionList", getActionList)

   469

   470

    def removeAction(self, name):

   471

        if self.actions:

   472

            actions = self.actions.getAction()

   473

            i = 0

   474

            removed = False

   475

            while i < len(actions) and not removed:

   476

                if actions[i].getName() == name:

   477

                    actions.pop(i)

   478

                    removed = True

   479

                i += 1

   480

            if not removed:

   481

                raise ValueError, "Action with name %s doesn't exists!"%name

   482

    setattr(cls, "removeAction", removeAction)

   483

   492

if "transitions_transition" in PLCOpenClasses:

   493

    cls = PLCOpenClasses["transitions_transition"]

   494

   495

    setattr(cls, "setBodyType", setBodyType)

   496

    setattr(cls, "getBodyType", getBodyType)

   497

    setattr(cls, "addInstance", addInstance)