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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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    33

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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 = ""

    56

        if name is not None:

    57

            ind1, ind2 = getIndent(indent, name)

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

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        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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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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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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                text = "(source: %(source)s):\n%(content)s\n\n" % child

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            else:

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

   109

            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

   114

   115

# Simple type elements

   116

   117

   118

def GenerateFacetReducing(facetname, canbefixed):

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    def ReduceFacet(factory, attributes, elements):

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        annotations, children = factory.ReduceElements(elements)

   121

        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

   126

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

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    return ReduceFacet

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   129

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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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   134

    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:

   140

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

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    return list

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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}

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   148

    for child in children:

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        if child["type"] == SIMPLETYPE:

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            union["memberTypes"].appendchild

   151

    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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   155

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def CreateSimpleType(factory, attributes, typeinfos):

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    # Initialize type informations

   158

    facets = {}

   159

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

   160

    if attributes.has_key("name"):

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

   162

   163

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

   164

        # Search for base type definition

   165

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

   166

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

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            if basetypeinfos is None:

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

   169

        else:

   170

            basetypeinfos = typeinfos["base"]

   171

   172

        # Check that base type is a simple type

   173

        if basetypeinfos["type"] != SIMPLETYPE:

   174

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

   175

   176

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

   177

   178

        # Check that derivation is allowed

   179

        if basetypeinfos.has_key("final"):

   180

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

   181

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

   182

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

   183

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

   184

   185

        # Extract simple type facets

   186

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

   187

            facettype = facet["type"]

   188

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

   189

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

   190

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

   191

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

   192

            value = facet["value"]

   193

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

   194

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

   195

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

   196

                if len(facets) == 0:

   197

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

   198

                    continue

   199

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

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

   201

                    continue

   202

                else:

   203

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

   204

            elif facets.has_key("enumeration"):

   205

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

   206

            elif facets.has_key("pattern"):

   207

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

   208

            elif facets.has_key(facettype):

   209

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

   210

            elif facettype == "length":

   211

                if facets.has_key("minLength"):

   212

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

   213

                if facets.has_key("maxLength"):

   214

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

   215

                try:

   216

                    value = int(value)

   217

                except:

   218

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

   219

                if value < 0:

   220

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

   221

                elif basevalue is not None and basevalue != value:

   222

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

   223

            elif facettype == "minLength":

   224

                if facets.has_key("length"):

   225

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

   226

                try:

   227

                    value = int(value)

   228

                except:

   229

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

   230

                if value < 0:

   231

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

   232

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

   233

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

   234

                elif basevalue is not None and basevalue < value:

   235

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

   236

            elif facettype == "maxLength":

   237

                if facets.has_key("length"):

   238

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

   239

                try:

   240

                    value = int(value)

   241

                except:

   242

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

   243

                if value < 0:

   244

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

   245

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

   246

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

   247

                elif basevalue is not None and basevalue > value:

   248

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

   249

            elif facettype == "minInclusive":

   250

                if facets.has_key("minExclusive"):

   251

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

   252

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

   253

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

   254

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

   255

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

   256

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

   257

            elif facettype == "minExclusive":

   258

                if facets.has_key("minInclusive"):

   259

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

   260

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

   261

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

   262

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

   263

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

   264

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

   265

            elif facettype == "maxInclusive":

   266

                if facets.has_key("maxExclusive"):

   267

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

   268

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

   269

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

   270

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

   271

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

   272

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

   273

            elif facettype == "maxExclusive":

   274

                if facets.has_key("maxInclusive"):

   275

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

   276

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

   277

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

   278

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

   279

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

   280

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

   281

            elif facettype == "whiteSpace":

   282

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

   283

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

   284

            elif facettype == "totalDigits":

   285

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

            elif facettype == "fractionDigits":

   290

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

   291

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

   292

                elif basevalue is not None and value > basevalue:

   293

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

   294

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

   295

   296

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

   297

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

   298

            if not facets.has_key(facettype):

   299

                facets[facettype] = facetvalue

   300

   301

        # Generate extract value for new created type

   302

        def ExtractSimpleTypeValue(attr, extract=True):

   303

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

   304

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

   305

                if facetvalue is not None:

   306

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

   307

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

   308

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

   309

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

   310

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

   311

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

   312

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

   313

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

   314

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

   315

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

   316

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

   317

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

   318

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

   319

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

   320

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

   321

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

   322

                    elif facetname == "pattern":

   323

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

   324

                        result = model.match(value)

   325

                        if result is None:

   326

                            if len(facetvalue) > 1:

   327

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

   328

                            else:

   329

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

   330

                    elif facetname == "whiteSpace":

   331

                        if facetvalue == "replace":

   332

                            value = GetNormalizedString(value, False)

   333

                        elif facetvalue == "collapse":

   334

                            value = GetToken(value, False)

   335

            return value

   336

   337

        def CheckSimpleTypeValue(value):

   338

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

   339

                if facetvalue is not None:

   340

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

   341

                        return False

   342

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

   343

                        return False

   344

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

   345

                        return False

   346

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

   347

                        return False

   348

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

   349

                        return False

   350

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

   351

                        return False

   352

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

   353

                        return False

   354

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

   355

                        return False

   356

                    elif facetname == "pattern":

   357

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

   358

                        result = model.match(value)

   359

                        if result is None:

   360

                            if len(facetvalue) > 1:

   361

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

   362

                            else:

   363

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

   364

            return True

   365

   366

        def SimpleTypeInitialValue():

   367

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

   368

                if facetvalue is not None:

   369

                    if facetname == "enumeration":

   370

                        return facetvalue[0]

   371

                    elif facetname == "length":

   372

                        return " "*facetvalue

   373

                    elif facetname == "minLength":

   374

                        return " "*minLength

   375

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

   376

                        return facetvalue

   377

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

   378

                        return facetvalue + 1

   379

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

   380

                        return facetvalue

   381

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

   382

                        return facetvalue - 1

   383

            return basetypeinfos["initial"]()

   384

   385

        GenerateSimpleType = basetypeinfos["generate"]

   386

   387

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

   388

        # Search for item type definition

   389

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

   390

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

   391

            if itemtypeinfos is None:

   392

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

   393

        else:

   394

            itemtypeinfos = typeinfos["itemType"]

   395

   396

        # Check that item type is a simple type

   397

        if itemtypeinfos["type"] != SIMPLETYPE:

   398

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

   399

   400

        simpleType["basename"] = "list"

   401

   402

        # Check that derivation is allowed

   403

        if itemtypeinfos.has_key("final"):

   404

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

   405

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

   406

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

   407

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

   408

   409

        # Generate extract value for new created type

   410

        def ExtractSimpleTypeValue(attr, extract=True):

   411

            values = []

   412

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

   413

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

   414

            return values

   415

   416

        def CheckSimpleTypeValue(value):

   417

            for item in value:

   418

                result = itemtypeinfos["check"](item)

   419

                if not result:

   420

                    return result

   421

            return True

   422

   423

        SimpleTypeInitialValue = lambda: []

   424

   425

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

   426

   427

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

   428

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

   429

   430

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

   431

        # Search for member types definition

   432

        membertypesinfos = []

   433

        for membertype in typeinfos["memberTypes"]:

   434

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

   435

                infos = factory.FindSchemaElement(membertype, SIMPLETYPE)

   436

                if infos is None:

   437

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

   438

            else:

   439

                infos = membertype

   440

   441

            # Check that member type is a simple type

   442

            if infos["type"] != SIMPLETYPE:

   443

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

   444

   445

            # Check that derivation is allowed

   446

            if infos.has_key("final"):

   447

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

   448

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

   449

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

   450

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

   451

   452

            membertypesinfos.append(infos)

   453

   454

        simpleType["basename"] = "union"

   455

   456

        # Generate extract value for new created type

   457

        def ExtractSimpleTypeValue(attr, extract=True):

   458

            if extract:

   459

                value = GetAttributeValue(attr)

   460

            else:

   461

                value = attr

   462

            for infos in membertypesinfos:

   463

                try:

   464

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

   465

                except:

   466

                    pass

   467

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

   468

   469

        def CheckSimpleTypeValue(value):

   470

            for infos in membertypesinfos:

   471

                result = infos["check"](value)

   472

                if result:

   473

                    return result

   474

            return False

   475

   476

        SimpleTypeInitialValue = membertypesinfos[0]["initial"]

   477

   478

        def GenerateSimpleTypeFunction(value):

   479

            if isinstance(value, BooleanType):

   480

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

   481

            else:

   482

                return str(value)

   483

        GenerateSimpleType = GenerateSimpleTypeXMLText(GenerateSimpleTypeFunction)

   484

   485

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

   486

   487

    simpleType["facets"] = facets

   488

    simpleType["extract"] = ExtractSimpleTypeValue

   489

    simpleType["initial"] = SimpleTypeInitialValue

   490

    simpleType["check"] = CheckSimpleTypeValue

   491

    simpleType["generate"] = GenerateSimpleType

   492

    return simpleType

   493

   494

   495

def ReduceSimpleType(factory, attributes, elements):

   496

    # Reduce all the simple type children

   497

    annotations, children = factory.ReduceElements(elements)

   498

   499

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

   500

    simpleType["doc"] = annotations

   501

   502

    return simpleType

   503

   504

# Complex type

   505

   506

   507

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

   508

    attrs = []

   509

    attrnames = {}

   510

    if base is not None:

   511

        basetypeinfos = factory.FindSchemaElement(base)

   512

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

   513

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

   514

   515

    for element in elements:

   516

        if element["type"] == ATTRIBUTE: