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#!/usr/bin/env python

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

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# This file is part of Beremiz, a Integrated Development Environment for

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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

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#

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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

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#

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# See COPYING file for copyrights details.

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#

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

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# modify it under the terms of the GNU General Public License

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# as published by the Free Software Foundation; either version 2

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

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#

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# This program 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

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# GNU General Public License for more details.

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#

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

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

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

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import os

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import re

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import datetime

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from xml.dom import minidom

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from types import *

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from xmlclass import *

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def GenerateDictFacets(facets):

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    return dict([(name, (None, False)) for name in facets])

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def GenerateSimpleTypeXMLText(function):

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    def generateXMLTextMethod(value, name=None, indent=0):

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        text = ""

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        if name is not None:

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            ind1, ind2 = getIndent(indent, name)

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

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        text += function(value)

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        if name is not None:

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

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        return text

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    return generateXMLTextMethod

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def GenerateFloatXMLText(extra_values=[], decimal=None):

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    float_format = (lambda x: "{:.{width}f}".format(x, width=decimal).rstrip('0')

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                    if decimal is not None else str)

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    def generateXMLTextMethod(value, name=None, indent=0):

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        text = ""

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        if name is not None:

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            ind1, ind2 = getIndent(indent, name)

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

    56

        if isinstance(value, IntType):

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            text += str(value)

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        elif value in extra_values or value % 1 != 0:

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            text += float_format(value)

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        else:

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            text += "{:.0f}".format(value)

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        if name is not None:

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

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        return text

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    return generateXMLTextMethod

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    67

DEFAULT_FACETS = GenerateDictFacets(["pattern", "whiteSpace", "enumeration"])

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NUMBER_FACETS = GenerateDictFacets(DEFAULT_FACETS.keys() + ["maxInclusive", "maxExclusive", "minInclusive", "minExclusive"])

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DECIMAL_FACETS = GenerateDictFacets(NUMBER_FACETS.keys() + ["totalDigits", "fractionDigits"])

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STRING_FACETS = GenerateDictFacets(DEFAULT_FACETS.keys() + ["length", "minLength", "maxLength"])

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ALL_FACETS = ["pattern", "whiteSpace", "enumeration", "maxInclusive",

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    "maxExclusive", "minInclusive", "minExclusive", "totalDigits",

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    "fractionDigits", "length", "minLength", "maxLength"]

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#-------------------------------------------------------------------------------

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#                           Structure reducing functions

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#-------------------------------------------------------------------------------

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# Documentation elements

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    84

def ReduceAppInfo(factory, attributes, elements):

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    return {"type": "appinfo", "source": attributes.get("source", None),

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            "content": "\n".join(elements)}

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def ReduceDocumentation(factory, attributes, elements):

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    return {"type": "documentation", "source": attributes.get("source", None),

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            "language": attributes.get("lang", "any"), "content": "\n".join(elements)}

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def ReduceAnnotation(factory, attributes, elements):

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    annotations, children = factory.ReduceElements(elements)

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    annotation = {"type": "annotation", "appinfo": [], "documentation": {}}

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    for child in children:

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        if child["type"] == "appinfo":

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            annotation["appinfo"].append((child["source"], child["content"]))

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        elif child["type"] == "documentation":

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            if child["source"] is not None:

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            else:

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                text = child["content"] + "\n\n"

   105

            if not annotation["documentation"].has_key(child["language"]):

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                annotation["documentation"] = text

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            else:

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                annotation["documentation"] += text

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    return annotation

   110

   111

# Simple type elements

   112

   113

def GenerateFacetReducing(facetname, canbefixed):

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    def ReduceFacet(factory, attributes, elements):

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        annotations, children = factory.ReduceElements(elements)

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        if attributes.has_key("value"):

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            facet = {"type": facetname, "value": attributes["value"], "doc": annotations}

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            if canbefixed:

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                facet["fixed"] = attributes.get("fixed", False)

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            return facet

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        raise ValueError("A value must be defined for the \"%s\" facet!" % facetname)

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    return ReduceFacet

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   125

def ReduceList(factory, attributes, elements):

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    annotations, children = factory.ReduceElements(elements)

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    list = {"type": "list", "itemType": attributes.get("itemType", None), "doc": annotations}

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   129

    if len(children) > 0 and children[0]["type"] == SIMPLETYPE:

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        if list["itemType"] is None:

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            list["itemType"] = children[0]

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        else:

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            raise ValueError("Only one base type can be defined for restriction!")

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    if list["itemType"] is None:

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        raise ValueError("No base type has been defined for list!")

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    return list

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   138

   139

def ReduceUnion(factory, attributes, elements):

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    annotations, children = factory.ReduceElements(elements)

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    union = {"type": "union", "memberTypes": attributes.get("memberTypes", []), "doc": annotations}

   142

   143

    for child in children:

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        if child["type"] == SIMPLETYPE:

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            union["memberTypes"].appendchild

   146

    if len(union["memberTypes"]) == 0:

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        raise ValueError("No base type has been defined for union!")

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    return union

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   150

   151

def CreateSimpleType(factory, attributes, typeinfos):

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    # Initialize type informations

   153

    facets = {}

   154

    simpleType = {"type": SIMPLETYPE, "final": attributes.get("final", [])}

   155

    if attributes.has_key("name"):

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        simpleType["name"] = attributes["name"]

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   158

    if typeinfos["type"] in ["restriction", "extension"]:

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        # Search for base type definition

   160

        if isinstance(typeinfos["base"], (StringType, UnicodeType)):

   161

            basetypeinfos = factory.FindSchemaElement(typeinfos["base"], SIMPLETYPE)

   162

            if basetypeinfos is None:

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                raise "\"%s\" isn't defined!" % typeinfos["base"]

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        else:

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            basetypeinfos = typeinfos["base"]

   166

   167

        # Check that base type is a simple type

   168

        if basetypeinfos["type"] != SIMPLETYPE:

   169

            raise ValueError("Base type given isn't a simpleType!")

   170

   171

        simpleType["basename"] = basetypeinfos["basename"]

   172

   173

        # Check that derivation is allowed

   174

        if basetypeinfos.has_key("final"):

   175

            if "#all" in basetypeinfos["final"]:

   176

                raise ValueError("Base type can't be derivated!")

   177

            if "restriction" in basetypeinfos["final"] and typeinfos["type"] == "restriction":

   178

                raise ValueError("Base type can't be derivated by restriction!")

   179

   180

        # Extract simple type facets

   181

        for facet in typeinfos.get("facets", []):

   182

            facettype = facet["type"]

   183

            if not basetypeinfos["facets"].has_key(facettype):

   184

                raise ValueError("\"%s\" facet can't be defined for \"%s\" type!" % (facettype, type))

   185

            elif basetypeinfos["facets"][facettype][1]:

   186

                raise ValueError("\"%s\" facet is fixed on base type!" % facettype)

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            value = facet["value"]

   188

            basevalue = basetypeinfos["facets"][facettype][0]

   189

            if facettype in ["enumeration", "pattern"]:

   190

                value = basetypeinfos["extract"](value, False)

   191

                if len(facets) == 0:

   192

                    facets[facettype] = ([value], False)

   193

                    continue

   194

                elif facets.keys() == [facettype]:

   195

                    facets[facettype][0].append(value)

   196

                    continue

   197

                else:

   198

                    raise ValueError("\"%s\" facet can't be defined with another facet type!" % facettype)

   199

            elif facets.has_key("enumeration"):

   200

                raise ValueError("\"enumeration\" facet can't be defined with another facet type!")

   201

            elif facets.has_key("pattern"):

   202

                raise ValueError("\"pattern\" facet can't be defined with another facet type!")

   203

            elif facets.has_key(facettype):

   204

                raise ValueError("\"%s\" facet can't be defined two times!" % facettype)

   205

            elif facettype == "length":

   206

                if facets.has_key("minLength"):

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                    raise ValueError("\"length\" and \"minLength\" facets can't be defined at the same time!")

   208

                if facets.has_key("maxLength"):

   209

                    raise ValueError("\"length\" and \"maxLength\" facets can't be defined at the same time!")

   210

                try:

   211

                    value = int(value)

   212

                except:

   213

                    raise ValueError("\"length\" must be an integer!")

   214

                if value < 0:

   215

                    raise ValueError("\"length\" can't be negative!")

   216

                elif basevalue is not None and basevalue != value:

   217

                    raise ValueError("\"length\" can't be different from \"length\" defined in base type!")

   218

            elif facettype == "minLength":

   219

                if facets.has_key("length"):

   220

                    raise ValueError("\"length\" and \"minLength\" facets can't be defined at the same time!")

   221

                try:

   222

                    value = int(value)

   223

                except:

   224

                    raise ValueError("\"minLength\" must be an integer!")

   225

                if value < 0:

   226

                    raise ValueError("\"minLength\" can't be negative!")

   227

                elif facets.has_key("maxLength") and value > facets["maxLength"]:

   228

                    raise ValueError("\"minLength\" must be lesser than or equal to \"maxLength\"!")

   229

                elif basevalue is not None and basevalue < value:

   230

                    raise ValueError("\"minLength\" can't be lesser than \"minLength\" defined in base type!")

   231

            elif facettype == "maxLength":

   232

                if facets.has_key("length"):

   233

                    raise ValueError("\"length\" and \"maxLength\" facets can't be defined at the same time!")

   234

                try:

   235

                    value = int(value)

   236

                except:

   237

                    raise ValueError("\"maxLength\" must be an integer!")

   238

                if value < 0:

   239

                    raise ValueError("\"maxLength\" can't be negative!")

   240

                elif facets.has_key("minLength") and value < facets["minLength"]:

   241

                    raise ValueError("\"minLength\" must be lesser than or equal to \"maxLength\"!")

   242

                elif basevalue is not None and basevalue > value:

   243

                    raise ValueError("\"maxLength\" can't be greater than \"maxLength\" defined in base type!")

   244

            elif facettype == "minInclusive":

   245

                if facets.has_key("minExclusive"):

   246

                    raise ValueError("\"minExclusive\" and \"minInclusive\" facets can't be defined at the same time!")

   247

                value = basetypeinfos["extract"](facet["value"], False)

   248

                if facets.has_key("maxInclusive") and value > facets["maxInclusive"][0]:

   249

                    raise ValueError("\"minInclusive\" must be lesser than or equal to \"maxInclusive\"!")

   250

                elif facets.has_key("maxExclusive") and value >= facets["maxExclusive"][0]:

   251

                    raise ValueError("\"minInclusive\" must be lesser than \"maxExclusive\"!")

   252

            elif facettype == "minExclusive":

   253

                if facets.has_key("minInclusive"):

   254

                    raise ValueError("\"minExclusive\" and \"minInclusive\" facets can't be defined at the same time!")

   255

                value = basetypeinfos["extract"](facet["value"], False)

   256

                if facets.has_key("maxInclusive") and value >= facets["maxInclusive"][0]:

   257

                    raise ValueError("\"minExclusive\" must be lesser than \"maxInclusive\"!")

   258

                elif facets.has_key("maxExclusive") and value >= facets["maxExclusive"][0]:

   259

                    raise ValueError("\"minExclusive\" must be lesser than \"maxExclusive\"!")

   260

            elif facettype == "maxInclusive":

   261

                if facets.has_key("maxExclusive"):

   262

                    raise ValueError("\"maxExclusive\" and \"maxInclusive\" facets can't be defined at the same time!")

   263

                value = basetypeinfos["extract"](facet["value"], False)

   264

                if facets.has_key("minInclusive") and value < facets["minInclusive"][0]:

   265

                    raise ValueError("\"minInclusive\" must be lesser than or equal to \"maxInclusive\"!")

   266

                elif facets.has_key("minExclusive") and value <= facets["minExclusive"][0]:

   267

                    raise ValueError("\"minExclusive\" must be lesser than \"maxInclusive\"!")

   268

            elif facettype == "maxExclusive":

   269

                if facets.has_key("maxInclusive"):

   270

                    raise ValueError("\"maxExclusive\" and \"maxInclusive\" facets can't be defined at the same time!")

   271

                value = basetypeinfos["extract"](facet["value"], False)

   272

                if facets.has_key("minInclusive") and value <= facets["minInclusive"][0]:

   273

                    raise ValueError("\"minInclusive\" must be lesser than \"maxExclusive\"!")

   274

                elif facets.has_key("minExclusive") and value <= facets["minExclusive"][0]:

   275

                    raise ValueError("\"minExclusive\" must be lesser than \"maxExclusive\"!")

   276

            elif facettype == "whiteSpace":

   277

                if basevalue == "collapse" and value in ["preserve", "replace"] or basevalue == "replace" and value == "preserve":

   278

                   raise ValueError("\"whiteSpace\" is incompatible with \"whiteSpace\" defined in base type!")

   279

            elif facettype == "totalDigits":

   280

                if facets.has_key("fractionDigits") and value <= facets["fractionDigits"][0]:

   281

                    raise ValueError("\"fractionDigits\" must be lesser than or equal to \"totalDigits\"!")

   282

                elif basevalue is not None and value > basevalue:

   283

                    raise ValueError("\"totalDigits\" can't be greater than \"totalDigits\" defined in base type!")

   284

            elif facettype == "fractionDigits":

   285

                if facets.has_key("totalDigits") and value <= facets["totalDigits"][0]:

   286

                    raise ValueError("\"fractionDigits\" must be lesser than or equal to \"totalDigits\"!")

   287

                elif basevalue is not None and value > basevalue:

   288

                    raise ValueError("\"totalDigits\" can't be greater than \"totalDigits\" defined in base type!")

   289

            facets[facettype] = (value, facet.get("fixed", False))

   290

   291

        # Report not redefined facet from base type to new created type

   292

        for facettype, facetvalue in basetypeinfos["facets"].items():

   293

            if not facets.has_key(facettype):

   294

                facets[facettype] = facetvalue

   295

   296

        # Generate extract value for new created type

   297

        def ExtractSimpleTypeValue(attr, extract=True):

   298

            value = basetypeinfos["extract"](attr, extract)

   299

            for facetname, (facetvalue, facetfixed) in facets.items():

   300

                if facetvalue is not None:

   301

                    if facetname == "enumeration" and value not in facetvalue:

   302

                        raise ValueError("\"%s\" not in enumerated values" % value)

   303

                    elif facetname == "length" and len(value) != facetvalue:

   304

                        raise ValueError("value must have a length of %d" % facetvalue)

   305

                    elif facetname == "minLength" and len(value) < facetvalue:

   306

                        raise ValueError("value must have a length of %d at least" % facetvalue)

   307

                    elif facetname == "maxLength" and len(value) > facetvalue:

   308

                        raise ValueError("value must have a length of %d at most" % facetvalue)

   309

                    elif facetname == "minInclusive" and value < facetvalue:

   310

                        raise ValueError("value must be greater than or equal to %s" % str(facetvalue))

   311

                    elif facetname == "minExclusive" and value <= facetvalue:

   312

                        raise ValueError("value must be greater than %s" % str(facetvalue))

   313

                    elif facetname == "maxInclusive" and value > facetvalue:

   314

                        raise ValueError("value must be lesser than or equal to %s" % str(facetvalue))

   315

                    elif facetname == "maxExclusive"  and value >= facetvalue:

   316

                        raise ValueError("value must be lesser than %s" % str(facetvalue))

   317

                    elif facetname == "pattern":

   318

                        model = re.compile("(?:%s)?$" % "|".join(map(lambda x: "(?:%s)" % x, facetvalue)))

   319

                        result = model.match(value)

   320

                        if result is None:

   321

                            if len(facetvalue) > 1:

   322

                                raise ValueError("value doesn't follow any of the patterns %s" % ",".join(facetvalue))

   323

                            else:

   324

                                raise ValueError("value doesn't follow the pattern %s" % facetvalue[0])

   325

                    elif facetname == "whiteSpace":

   326

                        if facetvalue == "replace":

   327

                            value = GetNormalizedString(value, False)

   328

                        elif facetvalue == "collapse":

   329

                            value = GetToken(value, False)

   330

            return value

   331

   332

        def CheckSimpleTypeValue(value):

   333

            for facetname, (facetvalue, facetfixed) in facets.items():

   334

                if facetvalue is not None:

   335

                    if facetname == "enumeration" and value not in facetvalue:

   336

                        return False

   337

                    elif facetname == "length" and len(value) != facetvalue:

   338

                        return False

   339

                    elif facetname == "minLength" and len(value) < facetvalue:

   340

                        return False

   341

                    elif facetname == "maxLength" and len(value) > facetvalue:

   342

                        return False

   343

                    elif facetname == "minInclusive" and value < facetvalue:

   344

                        return False

   345

                    elif facetname == "minExclusive" and value <= facetvalue:

   346

                        return False

   347

                    elif facetname == "maxInclusive" and value > facetvalue:

   348

                        return False

   349

                    elif facetname == "maxExclusive"  and value >= facetvalue:

   350

                        return False

   351

                    elif facetname == "pattern":

   352

                        model = re.compile("(?:%s)?$" % "|".join(map(lambda x: "(?:%s)" % x, facetvalue)))

   353

                        result = model.match(value)

   354

                        if result is None:

   355

                            if len(facetvalue) > 1:

   356

                                raise ValueError("value doesn't follow any of the patterns %s" % ",".join(facetvalue))

   357

                            else:

   358

                                raise ValueError("value doesn't follow the pattern %s" % facetvalue[0])

   359

            return True

   360

   361

        def SimpleTypeInitialValue():

   362

            for facetname, (facetvalue, facetfixed) in facets.items():

   363

                if facetvalue is not None:

   364

                    if facetname == "enumeration":

   365

                        return facetvalue[0]

   366

                    elif facetname == "length":

   367

                        return " "*facetvalue

   368

                    elif facetname == "minLength":

   369

                        return " "*minLength

   370

                    elif facetname == "minInclusive" and facetvalue > 0:

   371

                        return facetvalue

   372

                    elif facetname == "minExclusive" and facetvalue >= 0:

   373

                        return facetvalue + 1

   374

                    elif facetname == "maxInclusive" and facetvalue < 0:

   375

                        return facetvalue

   376

                    elif facetname == "maxExclusive"  and facetvalue <= 0:

   377

                        return facetvalue - 1

   378

            return basetypeinfos["initial"]()

   379

   380

        GenerateSimpleType = basetypeinfos["generate"]

   381

   382

    elif typeinfos["type"] == "list":

   383

        # Search for item type definition

   384

        if isinstance(typeinfos["itemType"], (StringType, UnicodeType)):

   385

            itemtypeinfos = factory.FindSchemaElement(typeinfos["itemType"], SIMPLETYPE)

   386

            if itemtypeinfos is None:

   387

                raise "\"%s\" isn't defined!" % typeinfos["itemType"]

   388

        else:

   389

            itemtypeinfos = typeinfos["itemType"]

   390

   391

        # Check that item type is a simple type

   392

        if itemtypeinfos["type"] != SIMPLETYPE:

   393

            raise ValueError, "Item type given isn't a simpleType!"

   394

   395

        simpleType["basename"] = "list"

   396

   397

        # Check that derivation is allowed

   398

        if itemtypeinfos.has_key("final"):

   399

            if itemtypeinfos["final"].has_key("#all"):

   400

                raise ValueError("Item type can't be derivated!")

   401

            if itemtypeinfos["final"].has_key("list"):

   402

                raise ValueError("Item type can't be derivated by list!")

   403

   404

        # Generate extract value for new created type

   405

        def ExtractSimpleTypeValue(attr, extract = True):

   406

            values = []

   407

            for value in GetToken(attr, extract).split(" "):

   408

                values.append(itemtypeinfos["extract"](value, False))

   409

            return values

   410

   411

        def CheckSimpleTypeValue(value):

   412

            for item in value:

   413

                result = itemtypeinfos["check"](item)

   414

                if not result:

   415

                    return result

   416

            return True

   417

   418

        SimpleTypeInitialValue = lambda: []

   419

   420

        GenerateSimpleType = GenerateSimpleTypeXMLText(lambda x: " ".join(map(itemtypeinfos["generate"], x)))

   421

   422

        facets = GenerateDictFacets(["length", "maxLength", "minLength", "enumeration", "pattern"])

   423

        facets["whiteSpace"] = ("collapse", False)

   424

   425

    elif typeinfos["type"] == "union":

   426

        # Search for member types definition

   427

        membertypesinfos = []

   428

        for membertype in typeinfos["memberTypes"]:

   429

            if isinstance(membertype, (StringType, UnicodeType)):

   430

                infos = factory.FindSchemaElement(membertype, SIMPLETYPE)

   431

                if infos is None:

   432

                    raise ValueError("\"%s\" isn't defined!" % membertype)

   433

            else:

   434

                infos = membertype

   435

   436

            # Check that member type is a simple type

   437

            if infos["type"] != SIMPLETYPE:

   438

                raise ValueError("Member type given isn't a simpleType!")

   439

   440

            # Check that derivation is allowed

   441

            if infos.has_key("final"):

   442

                if infos["final"].has_key("#all"):

   443

                    raise ValueError("Item type can't be derivated!")

   444

                if infos["final"].has_key("union"):

   445

                    raise ValueError("Member type can't be derivated by union!")

   446

   447

            membertypesinfos.append(infos)

   448

   449

        simpleType["basename"] = "union"

   450

   451

        # Generate extract value for new created type

   452

        def ExtractSimpleTypeValue(attr, extract = True):

   453

            if extract:

   454

                value = GetAttributeValue(attr)

   455

            else:

   456

                value = attr

   457

            for infos in membertypesinfos:

   458

                try:

   459

                    return infos["extract"](attr, False)

   460

                except:

   461

                    pass

   462

            raise ValueError("\"%s\" isn't valid for type defined for union!")

   463

   464

        def CheckSimpleTypeValue(value):

   465

            for infos in membertypesinfos:

   466

                result = infos["check"](value)

   467

                if result:

   468

                    return result

   469

            return False

   470

   471

        SimpleTypeInitialValue = membertypesinfos[0]["initial"]

   472

   473

        def GenerateSimpleTypeFunction(value):

   474

            if isinstance(value, BooleanType):

   475

                return {True: "true", False: "false"}[value]

   476

            else:

   477

                return str(value)

   478

        GenerateSimpleType = GenerateSimpleTypeXMLText(GenerateSimpleTypeFunction)

   479

   480

        facets = GenerateDictFacets(["pattern", "enumeration"])

   481

   482

    simpleType["facets"] = facets

   483

    simpleType["extract"] = ExtractSimpleTypeValue

   484

    simpleType["initial"] = SimpleTypeInitialValue

   485

    simpleType["check"] = CheckSimpleTypeValue

   486

    simpleType["generate"] = GenerateSimpleType

   487

    return simpleType

   488

   489

def ReduceSimpleType(factory, attributes, elements):

   490

    # Reduce all the simple type children

   491

    annotations, children = factory.ReduceElements(elements)

   492

   493

    simpleType = CreateSimpleType(factory, attributes, children[0])

   494

    simpleType["doc"] = annotations

   495

   496

    return simpleType

   497

   498

# Complex type

   499

   500

def ExtractAttributes(factory, elements, base=None):

   501

    attrs = []

   502

    attrnames = {}

   503

    if base is not None:

   504

        basetypeinfos = factory.FindSchemaElement(base)

   505

        if not isinstance(basetypeinfos, (UnicodeType, StringType)) and basetypeinfos["type"] == COMPLEXTYPE:

   506

            attrnames = dict(map(lambda x:(x["name"], True), basetypeinfos["attributes"]))

   507

   508

    for element in elements:

   509

        if element["type"] == ATTRIBUTE:

   510

            if attrnames.get(element["name"], False):

   511

                raise ValueError("\"%s\" attribute has been defined two times!" % element["name"])

   512

            else:

   513

                attrnames[element["name"]] = True

   514

                attrs.append(element)

   515

        elif element["type"] == "attributeGroup":

   516

            attrgroup = factory.FindSchemaElement(element["ref"], ATTRIBUTESGROUP)

   517

            for attr in attrgroup["attributes"]:

   518