minixsv/xsvalBase.py
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Cleanup in generated C code for STD lib
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#
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# minixsv, Release 0.3
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# file: xsvalBase.py
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#
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# XML schema validator base class
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#
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# history:
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# 2004-10-07 rl   created
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#
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# Copyright (c) 2004 by Roland Leuthe.  All rights reserved.
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#
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# --------------------------------------------------------------------
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# The minixsv XML schema validator is
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#
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# Copyright (c) 2004 by Roland Leuthe
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#
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# By obtaining, using, and/or copying this software and/or its
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# associated documentation, you agree that you have read, understood,
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# and will comply with the following terms and conditions:
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#
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# Permission to use, copy, modify, and distribute this software and
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# its associated documentation for any purpose and without fee is
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# hereby granted, provided that the above copyright notice appears in
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# all copies, and that both that copyright notice and this permission
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# notice appear in supporting documentation, and that the name of
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# the author not be used in advertising or publicity
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# pertaining to distribution of the software without specific, written
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# prior permission.
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#
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# THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
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# TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT-
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# ABILITY AND FITNESS.  IN NO EVENT SHALL THE AUTHOR
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# BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
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# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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# OF THIS SOFTWARE.
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# --------------------------------------------------------------------
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from xsvalErrorHandler import *
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import xsvalSimpleTypes
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###########################################################
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#  Validator class for validating one input file against one XML schema file
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class XsValBase:
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    def __init__(self, xmlIf, errorHandler):
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        self.xmlIf         = xmlIf
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        self.errorHandler  = errorHandler
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        self._raiseError   = self.errorHandler.raiseError
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        self._addError     = self.errorHandler.addError
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        self._addWarning   = self.errorHandler.addWarning
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        self.checkKeyrefList = []
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    ########################################
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    # validate inputTree against xsdTree
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    #
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    def validate (self, inputTree, xsdTree):
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        self.inputTree = inputTree
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        self.xsdTree   = xsdTree
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        self.xsdRoot     = self.xsdTree.getRootNode()
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        self.xsdNSAlias  = self.xmlIf.extractNamespaceAlias(self.xsdRoot.getTagName())
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        self.inputRoot    = self.inputTree.getRootNode()
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        self.inputNSAlias = self.xmlIf.extractNamespaceAlias(self.inputRoot.getTagName())
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        self.simpleTypeVal = xsvalSimpleTypes.XsSimpleTypeVal(self)
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        self._setupLookupTables()
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        inputRootTagName = self.inputRoot.getTagName()
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        inputRootLocalName = self.inputRoot.getLocalName()
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        if self.xsdElementDict.has_key(inputRootLocalName):
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            # start recursive schema validation
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            try:
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                self._checkElementTag (self.xsdElementDict[inputRootLocalName], inputRootTagName, (self.inputRoot,), 0)
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            except TagException, errInst:
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                self._addError (errInst.errstr, errInst.node, errInst.endTag)
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            # validate keyrefs
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            for inputElement, keyrefNode in self.checkKeyrefList:
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                self._checkKeyRefConstraint (keyrefNode, inputElement)
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        else:
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            self._raiseError ("Used root tag %s not found in schema file!" %(inputRootTagName), self.inputRoot)
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    ########################################
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    # setup lookup dictionaries used during validation
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    #
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    def _setupLookupTables (self):
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        # retrieve all elements
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        self.xsdElementDict = {}
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        for xsdTypeNode in self.xsdRoot.getChildrenNS(self.xsdNSAlias, "element"):
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            self.xsdElementDict[xsdTypeNode.getAttribute("name")] = xsdTypeNode
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        # retrieve all type definitions (complex and simple types)
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        self.xsdTypeDict = {}
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        for xsdTypeNode in self.xsdRoot.getChildrenNS(self.xsdNSAlias, "complexType"):
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            self.xsdTypeDict[xsdTypeNode.getAttribute("name")] = xsdTypeNode
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        for xsdTypeNode in self.xsdRoot.getChildrenNS(self.xsdNSAlias, "simpleType"):
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            self.xsdTypeDict[xsdTypeNode.getAttribute("name")] = xsdTypeNode
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        # retrieve all group definitions
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        self.xsdGroupDict = {}
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        for xsdTypeNode in self.xsdRoot.getChildrenNS(self.xsdNSAlias, "group"):
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            self.xsdGroupDict[xsdTypeNode.getAttribute("name")] = xsdTypeNode
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        # retrieve all attribute group definitions
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        self.xsdAttributeGroupDict = {}
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        for xsdTypeNode in self.xsdRoot.getChildrenNS(self.xsdNSAlias, "attributeGroup"):
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            self.xsdAttributeGroupDict[xsdTypeNode.getAttribute("name")] = xsdTypeNode
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        # retrieve all identity constraints
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        self.xsdIdentityConstrDict = {}
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        for identConstrTagName in ("unique", "key", "keyref"):
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            identConstrNodeList = self.xsdRoot.getElementsByTagNameNS (self.xsdNSAlias, identConstrTagName)
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            for identConstrNode in identConstrNodeList:
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                identConstrName = identConstrNode.getAttribute("name")
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                if not self.xsdIdentityConstrDict.has_key(identConstrName):
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                    self.xsdIdentityConstrDict[identConstrName] = {"Node": identConstrNode, "ValueDict":{}}
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                else:
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                    self._raiseError ("Duplicate identity constraint name '%s' found in schema definition!" %(identConstrName), identConstrNode)
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    ########################################
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    # validate inputElement against complexType node
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    #
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    def _checkComplexTypeTag (self, xsdParentElementNode, xsdElement, inputElement, inputElementChildIndex, usedAsBaseType=None):
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        baseTypeAttributes = {"__SPECIAL_ATTRS__":{}}
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        if xsdParentElementNode.getAttribute ("nillable") == "true":
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            baseTypeAttributes["__SPECIAL_ATTRS__"]["nil"] = "xsd:boolean"
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        complexContentElement = xsdElement.getFirstChildNS(self.xsdNSAlias, "complexContent")
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        if complexContentElement != None:
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            inputElementChildIndex, baseTypeAttributes = self._checkComplexContentTag (xsdParentElementNode, complexContentElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes)
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        else:
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            inputElementChildIndex, baseTypeAttributes = self._checkComplexTypeContent (xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes)
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        return inputElementChildIndex, baseTypeAttributes
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    def _checkComplexContentTag (self, xsdParentElementNode, xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes):
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        extensionElement = xsdElement.getFirstChildNS(self.xsdNSAlias, "extension")
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        if extensionElement != None:
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            inputElementChildIndex, baseTypeAttributes = self._checkExtensionComplexContent (xsdParentElementNode, extensionElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes)
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        else:
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            restrictionElement = xsdElement.getFirstChildNS(self.xsdNSAlias, "restriction")
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            if restrictionElement != None:
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                inputElementChildIndex, baseTypeAttributes = self._checkRestrictionComplexContent (xsdParentElementNode, restrictionElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes)
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        return inputElementChildIndex, baseTypeAttributes
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    def _checkExtensionComplexContent (self, xsdParentElementNode, xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes):
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        baseType = self.xmlIf.extractLocalName(xsdElement.getAttribute("base"))
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        inputElementChildIndex, baseTypeAttributes = self._checkComplexTypeTag (xsdParentElementNode, self.xsdTypeDict[baseType], inputElement, inputElementChildIndex, "extension")
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        inputElementChildIndex, baseTypeAttributes = self._checkComplexTypeContent (xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes)
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        return inputElementChildIndex, baseTypeAttributes
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    def _checkRestrictionComplexContent (self, xsdParentElementNode, xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes):
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        # first check against base type (retrieve only the base type attributes)
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        baseType = self.xmlIf.extractLocalName(xsdElement.getAttribute("base"))
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        inputElementChildIndex, baseTypeAttributes = self._checkComplexTypeTag (xsdParentElementNode, self.xsdTypeDict[baseType], inputElement, inputElementChildIndex, "restriction")
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        # then check input against derived complex type
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        inputElementChildIndex, baseTypeAttributes = self._checkComplexTypeContent (xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes)
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        return inputElementChildIndex, baseTypeAttributes
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    def _checkComplexTypeContent (self, xsdElement, inputElement, inputElementChildIndex, usedAsBaseType, baseTypeAttributes):
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        inputTagName = inputElement.getTagName()
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        childTags = inputElement.getChildren()
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        if usedAsBaseType in (None, "extension"):
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            validChildTags = xsdElement.getChildren()
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            for validChildTag in validChildTags:
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                if validChildTag.getLocalName() not in ("attribute", "attributeGroup", "anyAttribute"):
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                    inputElementChildIndex = self._checkParticle (validChildTag, inputElement, childTags, inputElementChildIndex)
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            if usedAsBaseType == None and inputElementChildIndex < len (childTags):
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                self._addError ("Unexpected child tag '%s' in tag '%s' found!" %(childTags[inputElementChildIndex].getTagName(), inputTagName), childTags[inputElementChildIndex])
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        if usedAsBaseType in (None,):
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            self._checkAttributeTags (xsdElement, inputElement, baseTypeAttributes)
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        if usedAsBaseType in ("restriction", "extension"):
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            validAttributes = xsdElement.getChildrenNS(self.xsdNSAlias, "attribute")
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            for validAttrGroup in xsdElement.getChildrenNS(self.xsdNSAlias, "attributeGroup"):
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                attributeGroupRef = self.xmlIf.extractLocalName(validAttrGroup.getAttribute("ref"))
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                validAttributes.extend (self.xsdAttributeGroupDict[attributeGroupRef].getChildrenNS(self.xsdNSAlias, "attribute"))
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            for validAttribute in validAttributes:
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                baseTypeAttributes[validAttribute.getAttribute("name")] = validAttribute
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        return inputElementChildIndex, baseTypeAttributes
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    ########################################
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    # validate inputNodeList against xsdNode
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    #
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    def _checkList (self, elementMethod, xsdNode, inputParentNode, inputNodeList, currIndex):
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        if not xsdNode.hasAttribute("minOccurs"):
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            xsdNode.setAttribute("minOccurs", "1") # default
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        if not xsdNode.hasAttribute("maxOccurs"):
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            xsdNode.setAttribute("maxOccurs", "1") # default
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        minOccurs = string.atoi(xsdNode.getAttribute("minOccurs"))
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        maxOccurs = -1
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        if xsdNode.getAttribute("maxOccurs") != "unbounded":
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            maxOccurs = string.atoi(xsdNode.getAttribute("maxOccurs"))
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        occurs = 0
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        while maxOccurs == -1 or occurs < maxOccurs:
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            try:
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                newIndex = elementMethod (xsdNode, inputParentNode, inputNodeList, currIndex)
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                occurs += 1
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                if newIndex > currIndex:
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                    currIndex = newIndex
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                else:
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                    break # no suitable element found
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            except TagException, errInst:
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                break
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        if occurs == 0 and minOccurs > 0:
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            raise errInst
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        elif occurs < minOccurs:
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            expInputTagName = xsdNode.getAttribute("name")
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            if expInputTagName == None:
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                expInputTagName = self.xmlIf.extractLocalName(xsdNode.getAttribute("ref"))
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            errInst.errstr = "Minimum number (%d) of child tags '%s' in tag '%s' not available (only %d)!" %(minOccurs, expInputTagName, inputParentNode.getTagName(), occurs)
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            raise errInst
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        return currIndex
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    ########################################
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    # validate inputNode against element node
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    #
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    def _checkElementTag (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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        if xsdNode.hasAttribute("ref"):
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            refAttr = self.xmlIf.extractLocalName(xsdNode.getAttribute("ref"))
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            currIndex = self._checkElementTag (self.xsdElementDict[refAttr], inputParentNode, inputNodeList, currIndex)
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        else:
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            nameAttr = xsdNode.getAttribute ("name")
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            if currIndex >= len (inputNodeList):
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                raise TagException ("Missing child tag '%s' in tag '%s'!" %(nameAttr, inputParentNode.getTagName()), inputParentNode, 1)
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            inputNode = inputNodeList[currIndex]
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            if nameAttr != inputNode.getLocalName():
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                raise TagException ("Missing child tag '%s' in tag '%s'!" %(nameAttr, inputParentNode.getTagName()), inputNode, 0)
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            simpleType = None
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            complexTypeNode = xsdNode.getFirstChildNS (self.xsdNSAlias, "complexType")
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            simpleTypeNode  = xsdNode.getFirstChildNS (self.xsdNSAlias, "simpleType")
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            if xsdNode.hasAttribute("type"):
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                typeAttr = xsdNode.getAttribute ("type")
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                localTypeAttr = self.xmlIf.extractLocalName(typeAttr)
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                if self.xsdTypeDict.has_key (localTypeAttr) and self.xsdTypeDict[localTypeAttr].getLocalName() == "complexType":
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                    complexTypeNode = self.xsdTypeDict[localTypeAttr]
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                else:
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                    simpleType = typeAttr
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            if complexTypeNode != None:
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                try:
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                    self._checkComplexTypeTag (xsdNode, complexTypeNode, inputNode, 0)
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                except TagException, errInst:
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                    self._addError (errInst.errstr, errInst.node, errInst.endTag)
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            else:
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                try:
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                    simpleTypeReturnDict = {}
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                    if simpleTypeNode != None:
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                        self.simpleTypeVal.checkSimpleTypeDef (simpleTypeNode, inputNode.getTagName(), inputNode.getElementValue(), simpleTypeReturnDict)
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                    elif simpleType != None:
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                        self.simpleTypeVal.checkSimpleType (inputNode.getTagName(), simpleType, inputNode.getElementValue(), simpleTypeReturnDict)
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                    # TODO: What to check if np type is specified for the element?
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                    if simpleTypeReturnDict.has_key("adaptedAttrValue"):
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                        inputNode.setElementValue(simpleTypeReturnDict["adaptedAttrValue"])
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                except xsvalSimpleTypes.SimpleTypeError, errstr:
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                    self._addError (str(errstr), inputNode)
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            currIndex += 1
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            # check unique attributes and keys
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            childUniqueDefList = xsdNode.getChildrenNS (self.xsdNSAlias, "unique")
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            for childUniqueDef in childUniqueDefList:
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                self._checkIdentityConstraint (childUniqueDef, inputNode, "unique")
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            childKeyDefList = xsdNode.getChildrenNS (self.xsdNSAlias, "key")
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            for childKeyDef in childKeyDefList:
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                self._checkIdentityConstraint (childKeyDef, inputNode, "key")
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            childKeyrefDefList = xsdNode.getChildrenNS (self.xsdNSAlias, "keyref")
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            for childKeyrefDef in childKeyrefDefList:
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                self.checkKeyrefList.append ((inputNode, childKeyrefDef))
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        return currIndex
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    ########################################
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    # validate inputNode against sequence node
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    #
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    def _checkSequenceTag (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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        for xsdChildNode in xsdNode.getChildren():
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            currIndex = self._checkParticle (xsdChildNode, inputParentNode, inputNodeList, currIndex)
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        return currIndex
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    ########################################
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    # validate inputNode against choice node
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    #
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   310
    def _checkChoiceTag (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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parents:
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   311
        for xsdChildNode in xsdNode.getChildren():
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parents:
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   312
            try:
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                currIndex = self._checkParticle (xsdChildNode, inputParentNode, inputNodeList, currIndex)
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parents:
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                break
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parents:
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   315
            except TagException, errInst:
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   316
                pass
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parents:
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   317
        else:
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parents:
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   318
            if currIndex < len(inputNodeList):
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parents:
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   319
                currNode = inputNodeList[currIndex]
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parents:
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   320
                endTag = 0
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parents:
diff changeset
   321
            else:
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   322
                currNode = inputParentNode
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parents:
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   323
                endTag = 1
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   324
            raise TagException ("No suitable child tag for choice found!", currNode, endTag)
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parents:
diff changeset
   325
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
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   326
        return currIndex
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parents:
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   327
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   328
    ########################################
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   329
    # validate inputNode against group node
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parents:
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   330
    #
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   331
    def _checkGroupTag (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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   332
        if xsdNode.hasAttribute("ref"):
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parents:
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   333
            refAttr = self.xmlIf.extractLocalName(xsdNode.getAttribute("ref"))
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parents:
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   334
            currIndex = self._checkGroupTag (self.xsdGroupDict[refAttr], inputParentNode, inputNodeList, currIndex)
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parents:
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   335
        else:
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   336
            for xsdChildNode in xsdNode.getChildren():
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   337
                currIndex = self._checkParticle (xsdChildNode, inputParentNode, inputNodeList, currIndex)
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   338
        return currIndex
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   339
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   340
    ########################################
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   341
    # validate inputNode against all node
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parents:
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   342
    #
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   343
    def _checkAllTag (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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        oldIndex = currIndex
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   345
        xsdChildDict = {}
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   346
        for xsdChildNode in xsdNode.getChildren():
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            xsdChildDict[xsdChildNode] = 0
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   348
        while currIndex < len(inputNodeList):
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parents:
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   349
            currNode = inputNodeList[currIndex]
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   350
            for xsdChildNode in xsdChildDict.keys():
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   351
                try:
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   352
                    newIndex = self._checkParticle (xsdChildNode, inputParentNode, inputNodeList, currIndex)
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parents:
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   353
                except TagException, errInst:
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   354
                    continue
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parents:
diff changeset
   355
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
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   356
                if xsdChildDict[xsdChildNode] == 0:
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parents:
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   357
                    xsdChildDict[xsdChildNode] = 1
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parents:
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   358
                    currIndex = newIndex
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parents:
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   359
                    break
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parents:
diff changeset
   360
                else:
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   361
                    raise TagException ("Ambiguous child tag '%s' found in all-group!" %(currNode.getTagName()), currNode)
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parents:
diff changeset
   362
            else:
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parents:
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   363
                raise TagException ("Unexpected child tag '%s' for all-group found!" %(currNode.getTagName()), currNode)
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parents:
diff changeset
   364
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   365
        for xsdChildNode, occurs in xsdChildDict.items():
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parents:
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   366
           if xsdChildNode.getAttribute("minOccurs") != "0" and occurs == 0:
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parents:
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   367
               raise TagException ("Child tag '%s' missing in all-group (%s)" %(xsdChildNode.getAttribute("name"), inputParentNode.getTagName()), inputNodeList[oldIndex])
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parents:
diff changeset
   368
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parents:
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   369
        return currIndex
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parents:
diff changeset
   370
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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diff changeset
   371
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   372
    ########################################
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parents:
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   373
    # validate inputNode against any node
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parents:
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   374
    #
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   375
    def _checkAnyTag (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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parents:
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        processContents = xsdNode.getAttribute("processContents")
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parents:
diff changeset
   377
        if processContents == "skip":
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parents:
diff changeset
   378
            pass
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
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   379
        elif processContents == "lax":
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parents:
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   380
            # TODO: Was muss hier gecheckt werden?
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parents:
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   381
            pass
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   382
        elif processContents == "strict":
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parents:
diff changeset
   383
            # TODO: Was muss hier gecheckt werden?
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parents:
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   384
            pass
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   385
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   386
        if currIndex < len(inputNodeList):
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parents:
diff changeset
   387
            currIndex = currIndex + 1
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parents:
diff changeset
   388
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   389
        return currIndex
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   390
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
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   391
    ########################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   392
    # validate inputNode against particle
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parents:
diff changeset
   393
    #
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   394
    def _checkParticle (self, xsdNode, inputParentNode, inputNodeList, currIndex):
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parents:
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   395
        xsdTagName = xsdNode.getTagName()
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   396
        if xsdTagName == self.xsdNSAlias + "element":
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parents:
diff changeset
   397
            currIndex = self._checkList (self._checkElementTag, xsdNode, inputParentNode, inputNodeList, currIndex)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   398
        elif xsdTagName == self.xsdNSAlias + "choice":
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parents:
diff changeset
   399
            currIndex = self._checkList (self._checkChoiceTag, xsdNode, inputParentNode, inputNodeList, currIndex)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   400
        elif xsdTagName == self.xsdNSAlias + "sequence":
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parents:
diff changeset
   401
            currIndex = self._checkList (self._checkSequenceTag, xsdNode, inputParentNode, inputNodeList, currIndex)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   402
        elif xsdTagName == self.xsdNSAlias + "group":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   403
            currIndex = self._checkList (self._checkGroupTag, xsdNode, inputParentNode, inputNodeList, currIndex)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   404
        elif xsdTagName == self.xsdNSAlias + "all":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   405
            currIndex = self._checkList (self._checkAllTag, xsdNode, inputParentNode, inputNodeList, currIndex)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   406
        elif xsdTagName == self.xsdNSAlias + "any":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   407
            currIndex = self._checkList (self._checkAnyTag, xsdNode, inputParentNode, inputNodeList, currIndex)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   408
        elif xsdTagName == self.xsdNSAlias + "annotation":
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parents:
diff changeset
   409
            pass # nothing to check
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   410
        else:
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parents:
diff changeset
   411
            self._addError ("Internal error: Invalid tag %s found!" %(xsdTagName))
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parents:
diff changeset
   412
        return currIndex
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   413
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   414
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   415
    ########################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   416
    # validate attributes of inputNode against complexType node
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   417
    #
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   418
    def _checkAttributeTags (self, xsdNode, inputNode, validAttrDict):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   419
        validAttributes = xsdNode.getChildrenNS(self.xsdNSAlias, "attribute")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   420
        for validAttrGroup in xsdNode.getChildrenNS(self.xsdNSAlias, "attributeGroup"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   421
            attributeGroupRef = self.xmlIf.extractLocalName(validAttrGroup.getAttribute("ref"))
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   422
            validAttributes.extend (self.xsdAttributeGroupDict[attributeGroupRef].getChildrenNS(self.xsdNSAlias, "attribute"))
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   423
        for validAttribute in validAttributes:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   424
            if validAttribute.hasAttribute("name"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   425
                keyAttr = validAttribute.getAttribute("name")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   426
            else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   427
                keyAttr = self.xmlIf.extractLocalName(validAttribute.getAttribute("ref"))
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parents:
diff changeset
   428
            validAttrDict[keyAttr] = validAttribute
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   429
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   430
        inputAttrDict = {}
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   431
        for iAttrName, iAttrValue in inputNode.getAttributeDict().items():
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   432
            if self.xmlIf.extractNamespaceAlias (iAttrName) != "xmlns:" and iAttrName != "xmlns":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   433
                inputAttrDict[self.xmlIf.extractLocalName(iAttrName)] = iAttrValue
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   434
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   435
        for attrKey, validAttribute in validAttrDict.items():
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   436
            # handle special attributes, e.g. xsi:nil
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   437
            if attrKey == "__SPECIAL_ATTRS__":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   438
                for specialAttrName, specialAttrType in validAttribute.items():
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   439
                    if inputAttrDict.has_key(specialAttrName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   440
                        simpleTypeReturnDict = {}
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   441
                        try:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   442
                            self.simpleTypeVal.checkSimpleType (specialAttrName, specialAttrType, inputAttrDict[specialAttrName], simpleTypeReturnDict)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   443
                        except xsvalSimpleTypes.SimpleTypeError, errstr:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   444
                            self._addError (str(errstr), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   445
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   446
                        del inputAttrDict[specialAttrName]
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   447
                continue
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   448
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   449
            attrDict = validAttribute.getAttributeDict()
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   450
            if attrDict.has_key("ref"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   451
                # TODO: What to do here??
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   452
                attrRef = self.xmlIf.extractLocalName(attrDict["ref"])
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   453
                if inputAttrDict.has_key(attrRef):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
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parents:
diff changeset
   454
                    del inputAttrDict[attrRef]
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   455
            else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   456
                attrName = attrDict["name"]
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   457
                if not attrDict.has_key("use"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   458
                    attrDict["use"] = "optional"
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   459
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   460
                if inputAttrDict.has_key(attrName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   461
                    del inputAttrDict[attrName]
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   462
                else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   463
                    if attrDict["use"] == "required":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   464
                        self._addError ("Attribute '%s' is missing for tag %s!" %(attrName, inputNode.getTagName()), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   465
                    elif attrDict["use"] == "optional":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   466
                        if attrDict.has_key("default"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   467
                            inputNode.setAttribute(attrName, attrDict["default"])
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   468
                if attrDict.has_key("fixed"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   469
                    if inputNode.getAttribute(attrName) != attrDict["fixed"]:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   470
                        self._addError ("Attribute '%s' must have fixed value '%s'!" %(attrName, attrDict["fixed"]), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   471
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   472
                if inputNode.hasAttribute(attrName):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   473
                    if attrDict["use"] == "prohibited":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   474
                        self._addError ("Attribute '%s' is prohibited in this context!" %(attrName), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   475
                    else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   476
                        attributeValue = inputNode.getAttribute(attrName)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   477
                        try:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   478
                            simpleTypeReturnDict = {}
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   479
                            if attrDict.has_key("type"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   480
                                self.simpleTypeVal.checkSimpleType (attrName, attrDict["type"], attributeValue, simpleTypeReturnDict)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   481
                            else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   482
                                typedefNode = validAttribute.getFirstChildNS(self.xsdNSAlias, "simpleType")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   483
                                if typedefNode != None:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   484
                                    self.simpleTypeVal.checkSimpleTypeDef (typedefNode, attrName, attributeValue, simpleTypeReturnDict)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   485
                                else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   486
                                    pass    # default if no type attribute is specified
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   487
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   488
                            if simpleTypeReturnDict.has_key("adaptedAttrValue"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   489
                                inputNode.setAttribute(attrName, simpleTypeReturnDict["adaptedAttrValue"])
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   490
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   491
                        except xsvalSimpleTypes.SimpleTypeError, errstr:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   492
                            self._addError (str(errstr), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   493
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   494
        for inputAttribute in inputAttrDict.keys():
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   495
            # TODO: adapt for using namespaces!!
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   496
            if self.xmlIf.extractLocalName(inputAttribute) in ("noNamespaceSchemaLocation", "schemaLocation"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   497
                del inputAttrDict[inputAttribute]
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   498
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   499
        for inputAttribute in inputAttrDict.keys():
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   500
            if inputAttribute == "nil":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   501
                self._addError ("Tag '%s' hasn't been defined as nillable!" %(inputNode.getTagName()), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   502
            else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   503
                self._addError ("Unexpected attribute '%s' in Tag '%s'!" %(inputAttribute, inputNode.getTagName()), inputNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   504
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   505
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   506
    ########################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   507
    # validate unique and key definition
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   508
    #
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   509
    def _checkIdentityConstraint (self, identityConstrNode, inputElement, isKey):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   510
        identConstrName = identityConstrNode.getAttribute ("name")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   511
        selectorXPathNode = identityConstrNode.getFirstChildNS (self.xsdNSAlias, "selector")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   512
        selectorNodeList, dummy = self._getXPath (inputElement, selectorXPathNode.getAttribute("xpath"), self.inputNSAlias)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   513
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   514
        valueDict = {}
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   515
        for selectorNode in selectorNodeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   516
            fieldXPathNodeList = identityConstrNode.getChildrenNS (self.xsdNSAlias, "field")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   517
            keyValue = []
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   518
            for fieldXPathNode in fieldXPathNodeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   519
                fieldXPath = fieldXPathNode.getAttribute("xpath")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   520
                fieldNodeList, fieldAttributeList = self._getXPath (selectorNode, fieldXPath, self.inputNSAlias, isKey)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   521
                if len(fieldNodeList) > 1 or len(fieldAttributeList) > 1:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   522
                    self._addError ("The field xPath of identity constraint '%s' must evaluate to exactly 0 or 1 node!" %(identConstrName), fieldXPathNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   523
                    return
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   524
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   525
                # TODO: unique and key check currently only on string base
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   526
                for fieldNode in fieldNodeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   527
                    keyValue.append (fieldNode.getElementValue ())
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   528
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   529
                for attrValue in fieldAttributeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   530
                    keyValue.append (attrValue)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   531
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   532
            if keyValue != []:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   533
                keyValue = tuple(keyValue)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   534
                if not valueDict.has_key (keyValue):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   535
                    valueDict[keyValue] = 1
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   536
                    self.xsdIdentityConstrDict[identConstrName]["ValueDict"][keyValue] = 1
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   537
                else:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   538
                    self._addError ("Duplicate identity constraint values '%s' found for identity contraint '%s'!" %(keyValue, identConstrName), selectorNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   539
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   540
    ########################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   541
    # validate unique and key definition
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   542
    #
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   543
    def _checkKeyRefConstraint (self, keyrefNode, inputElement):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   544
        keyRefName = keyrefNode.getAttribute ("name")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   545
        keyReference = keyrefNode.getAttribute ("refer")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   546
        if not self.xsdIdentityConstrDict.has_key (keyReference):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   547
            self._addError ("keyref refers unknown key '%s'!" %(keyReference), keyrefNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   548
            return
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   549
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   550
        selectorXPathNode = keyrefNode.getFirstChildNS (self.xsdNSAlias, "selector")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   551
        selectorNodeList, dummy = self._getXPath (inputElement, selectorXPathNode.getAttribute("xpath"), self.inputNSAlias)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   552
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   553
        for selectorNode in selectorNodeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   554
            fieldXPathNodeList = keyrefNode.getChildrenNS(self.xsdNSAlias, "field")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   555
            keyValue = []
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   556
            for fieldXPathNode in fieldXPathNodeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   557
                fieldXPath = fieldXPathNode.getAttribute("xpath")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   558
                fieldNodeList, fieldAttributeList = self._getXPath (selectorNode, fieldXPath, self.inputNSAlias, "keyref")
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   559
                if len(fieldNodeList) > 1 or len(fieldAttributeList) > 1:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   560
                    self._addError ("The field xPath of keyref '%s' must evaluate to exactly 0 or 1 node!" %(keyRefName), fieldXPathNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   561
                    return
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   562
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   563
                # TODO: unique and key check currently only on string base
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   564
                for fieldNode in fieldNodeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   565
                    keyValue.append(fieldNode.getElementValue())
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   566
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   567
                for attrValue in fieldAttributeList:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   568
                    keyValue.append(attrValue)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   569
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   570
            keyValue = tuple(keyValue)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   571
            if not self.xsdIdentityConstrDict[keyReference]["ValueDict"].has_key (keyValue):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   572
                self._addError ("Element value '%s' does not match key type '%s'!" %(keyValue, keyReference), selectorNode)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   573
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   574
    ########################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   575
    # retrieve nodes/attributes specified by given xPath
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   576
    #
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   577
    def _getXPath (self, node, xPath, defaultNamespace, identityConstraint=None):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   578
        try:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   579
            nodeList, attributeList = node.getXPathList (xPath, defaultNamespace)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   580
        except IOError, errstr:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   581
            self._addError (errstr, node)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   582
            nodeList = attributeList = []
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   583
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   584
        if nodeList == [] and attributeList == []:
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   585
            if identityConstraint == "key":
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   586
                self.errorHandler.addError ("Key is missing! XPath = '%s'!" %(xPath), node)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   587
            elif identityConstraint in ("unique", "keyref"):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   588
                self.errorHandler.addWarning ("Identity constraint is missing! XPath = '%s'!" %(xPath), node)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   589
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   590
        return nodeList, attributeList
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   591
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   592
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   593
########################################
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   594
# define own exception for XML schema validation errors
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   595
#
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   596
class TagException (StandardError):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   597
    def __init__ (self, errstr="", node=None, endTag=0):
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   598
        self.node   = node
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   599
        self.errstr = errstr
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   600
        self.endTag = endTag
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   601
        StandardError.__init__(self)
b622defdfd98 PLCOpenEditor initial commit. 31/01/07.
etisserant
parents:
diff changeset
   602