public ValidationEngine(DocumentType dtd, IValidationClient client)
{
this.documentType=dtd;
this.client=client;
}
public void Detach()
{
if ( document == null )
return;
document.NodeChanging-=new XmlNodeChangedEventHandler(NodeChanging);
document.NodeChanged-=new XmlNodeChangedEventHandler(NodeChanged);
document.NodeInserted-=new XmlNodeChangedEventHandler(NodeInserted);
document.NodeRemoved-=new XmlNodeChangedEventHandler(NodeRemoved);
documentType=null;
quickFixer=null;
nodeInfo=new InvalidNodeInfo();
idTracker=new IdTracker();
validationEngine=null;
}
public void Attach(XmlDocument doc, Uri baseUri)
{
Detach();
this.document=doc;
if ( doc.DocumentType == null )
return;
DTDParser dtp=new DTDParser();
bool hasInternalSubset=doc.DocumentType.InternalSubset != null;
bool internalSubsetOnly=doc.DocumentType.SystemId == null;
if ( baseUri == null && !doc.BaseURI.Equals("") )
baseUri=new Uri(doc.BaseURI);
// TODO: H: shouldn't this use the doc's resolver?
CustomXmlResolver cxr=new CustomXmlResolver(baseUri);
dtp.XmlResolver=cxr;
if ( hasInternalSubset )
{
InputSource ii=new InputSource(doc.DocumentType.InternalSubset);
documentType=dtp.parseInternalSubset(ii, internalSubsetOnly);
}
if ( !internalSubsetOnly )
{
Uri doctypeUri=cxr.ResolveUri(baseUri, doc.DocumentType.SystemId);
InputSource i=new InputSource(doctypeUri);
if ( hasInternalSubset )
documentType=dtp.parseExternalSubset(i);
else
documentType=dtp.parseExternalSubset(i, true);
}
validationEngine=new ValidationEngine(documentType, this);
quickFixer=new QuickFixer(documentType);
GetAllIdAndIdRefs();
ValidateAllIdAndIdRefs();
document.NodeChanging+=new XmlNodeChangedEventHandler(NodeChanging);
document.NodeChanged+=new XmlNodeChangedEventHandler(NodeChanged);
document.NodeInserted+=new XmlNodeChangedEventHandler(NodeInserted);
document.NodeRemoved+=new XmlNodeChangedEventHandler(NodeRemoved);
}
public QuickFixValidator(DocumentType dtd)
{
documentType=dtd;
}
public QuickFixer(DocumentType documentType)
{
this.documentType=documentType;
}
// ********************************************************************
// Methods -- utility
// ********************************************************************
void initGlobals()
{
dtd = new DocumentType();
entityState = STATE_OUTSIDEDTD;
readerStack = new Stack();
initReaderGlobals();
declaredElementTypes.Clear();
}