/// <summary>
/// Detects the typed instances of shacl:PropertyShape and populates the shapes graph with their definition
/// </summary>
private static void DetectTypedPropertyShapes(RDFGraph graph, RDFShapesGraph shapesGraph)
{
RDFGraph declaredPropertyShapes = graph.SelectTriplesByPredicate(RDFVocabulary.RDF.TYPE)
.SelectTriplesByObject(RDFVocabulary.SHACL.PROPERTY_SHAPE);
foreach (RDFTriple declaredPropertyShape in declaredPropertyShapes)
{
RDFTriple declaredPropertyShapePath = graph.SelectTriplesBySubject((RDFResource)declaredPropertyShape.Subject)
.SelectTriplesByPredicate(RDFVocabulary.SHACL.PATH)
.FirstOrDefault();
if (declaredPropertyShapePath != null &&
declaredPropertyShapePath.Object is RDFResource)
{
RDFPropertyShape propertyShape = new RDFPropertyShape((RDFResource)declaredPropertyShape.Subject, (RDFResource)declaredPropertyShapePath.Object);
DetectShapeTargets(graph, propertyShape);
DetectShapeAttributes(graph, propertyShape);
DetectShapeNonValidatingAttributes(graph, propertyShape);
DetectShapeConstraints(graph, propertyShape);
shapesGraph.AddShape(propertyShape);
}
}
}
/// <summary>
/// Detects the inline instances of shacl:PropertyShape and populates the shapes graph with their definition
/// </summary>
private static void DetectInlinePropertyShapes(RDFGraph graph, RDFShapesGraph shapesGraph)
{
RDFGraph inlinePropertyShapes = graph.SelectTriplesByPredicate(RDFVocabulary.SHACL.PROPERTY);
foreach (RDFTriple inlinePropertyShape in inlinePropertyShapes)
{
//Inline property shapes are blank objects of "sh:property" constraints:
//we wont find their explicit shape definition within the shapes graph.
if (inlinePropertyShape.Object is RDFResource inlinePropertyShapeResource &&
inlinePropertyShapeResource.IsBlank &&
shapesGraph.SelectShape(inlinePropertyShapeResource.ToString()) == null)
{
RDFTriple inlinePropertyShapePath = graph.SelectTriplesBySubject(inlinePropertyShapeResource)
.SelectTriplesByPredicate(RDFVocabulary.SHACL.PATH)
.FirstOrDefault();
if (inlinePropertyShapePath != null &&
inlinePropertyShapePath.Object is RDFResource)
{
RDFPropertyShape propertyShape = new RDFPropertyShape(inlinePropertyShapeResource, (RDFResource)inlinePropertyShapePath.Object);
DetectShapeTargets(graph, propertyShape);
DetectShapeAttributes(graph, propertyShape);
DetectShapeNonValidatingAttributes(graph, propertyShape);
DetectShapeConstraints(graph, propertyShape);
shapesGraph.AddShape(propertyShape);
}
}
}
}
/// <summary>
/// Verifies if the given triple carries a container subj and, if so, collects it
/// </summary>
private void CollectContainers(RDFTriple triple)
{
if (triple != null && triple.TripleFlavor == RDFModelEnums.RDFTripleFlavor.SPO)
{
//SUBJECT -> rdf:type -> rdf:[Bag|Seq|Alt]
if (triple.Predicate.Equals(RDFVocabulary.RDF.TYPE))
{
//rdf:Bag
if (triple.Object.Equals(RDFVocabulary.RDF.BAG))
{
if (!this.Containers.ContainsKey((RDFResource)triple.Subject))
{
this.Containers.Add((RDFResource)triple.Subject, RDFModelEnums.RDFContainerType.Bag);
}
}
//rdf:Seq
else if (triple.Object.Equals(RDFVocabulary.RDF.SEQ))
{
if (!this.Containers.ContainsKey((RDFResource)triple.Subject))
{
this.Containers.Add((RDFResource)triple.Subject, RDFModelEnums.RDFContainerType.Seq);
}
}
//rdf:Alt
else if (triple.Object.Equals(RDFVocabulary.RDF.ALT))
{
if (!this.Containers.ContainsKey((RDFResource)triple.Subject))
{
this.Containers.Add((RDFResource)triple.Subject, RDFModelEnums.RDFContainerType.Alt);
}
}
}
}
}
/// <summary>
/// Updates the metadata of the graph with the info carried by the given triple
/// </summary>
internal void UpdateMetadata(RDFTriple triple)
{
if (triple != null)
{
this.CollectContainers(triple);
this.CollectCollections(triple);
}
}
/// <summary>
/// Removes the given triple from the graph
/// </summary>
public RDFGraph RemoveTriple(RDFTriple triple)
{
if (this.ContainsTriple(triple))
{
this.Triples.Remove(triple.TripleID);
RDFModelUtilities.RebuildGraph(this);
}
return(this);
}
/// <summary>
/// Collects the namespaces used by the given triple
/// </summary>
private void CollectNamespaces(RDFTriple triple)
{
RDFNamespaceRegister.Instance.Register.ForEach(ns => {
String nSpace = ns.ToString();
//Resolve subj Uri
String subj = triple.Subject.ToString();
if (subj.Contains(nSpace) || subj.StartsWith(ns.Prefix + ":"))
{
if (!this.Namespaces.Contains(ns))
{
this.Namespaces.Add(ns);
}
}
//Resolve pred Uri
String pred = triple.Predicate.ToString();
if (pred.Contains(nSpace) || pred.StartsWith(ns.Prefix + ":"))
{
if (!this.Namespaces.Contains(ns))
{
this.Namespaces.Add(ns);
}
}
//Resolve object Uri
if (triple.TripleFlavor == RDFModelEnums.RDFTripleFlavor.SPO)
{
String obj = triple.Object.ToString();
if (obj.Contains(nSpace) || obj.StartsWith(ns.Prefix + ":"))
{
if (!this.Namespaces.Contains(ns))
{
this.Namespaces.Add(ns);
}
}
}
else
{
//Resolve typed literal Uri
if (triple.Object is RDFTypedLiteral)
{
String tLit = RDFModelUtilities.GetDatatypeFromEnum(((RDFTypedLiteral)triple.Object).Datatype);
if (tLit.Contains(nSpace) || tLit.StartsWith(ns.Prefix + ":"))
{
if (!this.Namespaces.Contains(ns))
{
this.Namespaces.Add(ns);
}
}
}
}
});
}
/// <summary>
/// Removes the given triple from the graph
/// </summary>
public RDFGraph RemoveTriple(RDFTriple triple)
{
if (this.ContainsTriple(triple))
{
//Remove triple
this.Triples.Remove(triple.TripleID);
//Remove index
this.GraphIndex.RemoveIndex(triple);
}
return(this);
}
/// <summary>
/// Adds the given triple to the graph, avoiding duplicate insertions
/// </summary>
public RDFGraph AddTriple(RDFTriple triple)
{
if (triple != null)
{
if (!this.Triples.ContainsKey(triple.TripleID))
{
this.Triples.Add(triple.TripleID, triple);
this.GraphIndex.AddIndex(triple);
this.GraphMetadata.UpdateMetadata(triple);
}
}
return(this);
}
/// <summary>
/// Removes the given triple from the graph
/// </summary>
public RDFGraph RemoveTriple(RDFTriple triple)
{
if (this.ContainsTriple(triple))
{
//Remove triple
this.Triples.Remove(triple.TripleID);
//Remove index
this.GraphIndex.RemoveIndex(triple);
//Raise event
RDFModelEvents.RaiseOnTripleRemoved(String.Format("Triple '{0}' has been removed from the Graph '{1}'.", triple, this));
}
return(this);
}
/// <summary>
/// Adds the given triple to the graph, avoiding duplicate insertions
/// </summary>
public RDFGraph AddTriple(RDFTriple triple)
{
if (triple != null)
{
if (!this.Triples.ContainsKey(triple.TripleID))
{
//Add triple
this.Triples.Add(triple.TripleID, triple);
//Add index
this.GraphIndex.AddIndex(triple);
}
}
return(this);
}
/// <summary>
/// Adds the given triple to the graph, avoiding duplicate insertions
/// </summary>
public RDFGraph AddTriple(RDFTriple triple)
{
if (triple != null)
{
if (!this.Triples.ContainsKey(triple.TripleID))
{
//Add triple
this.Triples.Add(triple.TripleID, triple);
//Add index
this.GraphIndex.AddIndex(triple);
//Raise event
RDFModelEvents.RaiseOnTripleAdded(String.Format("Triple '{0}' has been added to the Graph '{1}'.", triple, this));
}
}
return(this);
}
/// <summary>
/// Detects the non validating attributes of the given property shape
/// </summary>
private static void DetectShapeNonValidatingAttributes(RDFGraph graph, RDFPropertyShape propertyShape)
{
RDFGraph shapeDefinition = graph.SelectTriplesBySubject(propertyShape);
//sh:description (accepted occurrences: N)
RDFGraph shapeDescriptions = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.DESCRIPTION);
foreach (RDFTriple shapeDescription in shapeDescriptions.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPL))
{
propertyShape.AddDescription((RDFLiteral)shapeDescription.Object);
}
//sh:name (accepted occurrences: N)
RDFGraph shapeNames = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.NAME);
foreach (RDFTriple shapeName in shapeNames.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPL))
{
propertyShape.AddName((RDFLiteral)shapeName.Object);
}
//sh:group (accepted occurrences: 1)
RDFTriple shapeGroup = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.GROUP).FirstOrDefault();
if (shapeGroup != null)
{
if (shapeGroup.Object is RDFResource)
{
propertyShape.SetGroup((RDFResource)shapeGroup.Object);
}
}
//sh:order (accepted occurrences: 1)
RDFTriple shapeOrder = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.ORDER).FirstOrDefault();
if (shapeOrder != null)
{
if (shapeOrder.Object is RDFTypedLiteral shapeOrderLiteral &&
shapeOrderLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
propertyShape.SetOrder(int.Parse(shapeOrderLiteral.Value));
}
}
}
/// <summary>
/// Verifies if the given triple carries a collection subj and, if so, collects it
/// </summary>
private void CollectCollections(RDFTriple triple)
{
if (triple != null)
{
//SUBJECT -> rdf:type -> rdf:list
if (triple.TripleFlavor == RDFModelEnums.RDFTripleFlavor.SPO && triple.Predicate.Equals(RDFVocabulary.RDF.TYPE))
{
if (triple.Object.Equals(RDFVocabulary.RDF.LIST))
{
if (!this.Collections.ContainsKey((RDFResource)triple.Subject))
{
this.Collections.Add((RDFResource)triple.Subject, new RDFCollectionItem(RDFModelEnums.RDFItemType.Resource, null, null));
}
}
}
//SUBJECT -> rdf:first -> [OBJECT|LITERAL]
else if (triple.Predicate.Equals(RDFVocabulary.RDF.FIRST))
{
if (this.Collections.ContainsKey((RDFResource)triple.Subject))
{
if (triple.TripleFlavor == RDFModelEnums.RDFTripleFlavor.SPO)
{
this.Collections[(RDFResource)triple.Subject] = new RDFCollectionItem(RDFModelEnums.RDFItemType.Resource, (RDFResource)triple.Object, null);
}
else
{
this.Collections[(RDFResource)triple.Subject] = new RDFCollectionItem(RDFModelEnums.RDFItemType.Literal, (RDFLiteral)triple.Object, null);
}
}
}
//SUBJECT -> rdf:rest -> [BNODE|RDF:NIL]
else if (triple.TripleFlavor == RDFModelEnums.RDFTripleFlavor.SPO && triple.Predicate.Equals(RDFVocabulary.RDF.REST))
{
if (this.Collections.ContainsKey((RDFResource)triple.Subject))
{
this.Collections[(RDFResource)triple.Subject] = new RDFCollectionItem(this.Collections[(RDFResource)triple.Subject].ItemType,
this.Collections[(RDFResource)triple.Subject].ItemValue,
triple.Object);
}
}
}
}
/// <summary>
/// Detects the attributes of the given shape
/// </summary>
private static void DetectShapeAttributes(RDFGraph graph, RDFShape shape)
{
RDFGraph shapeDefinition = graph.SelectTriplesBySubject(shape);
//sh:severity (accepted occurrences: 1)
RDFTriple shapeSeverity = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.SEVERITY_PROPERTY).FirstOrDefault();
if (shapeSeverity != null)
{
if (shapeSeverity.Object.Equals(RDFVocabulary.SHACL.INFO))
{
shape.SetSeverity(RDFValidationEnums.RDFShapeSeverity.Info);
}
else if (shapeSeverity.Object.Equals(RDFVocabulary.SHACL.WARNING))
{
shape.SetSeverity(RDFValidationEnums.RDFShapeSeverity.Warning);
}
}
//sh:deactivated (accepted occurrences: 1)
RDFTriple shapeDeactivated = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.DEACTIVATED).FirstOrDefault();
if (shapeDeactivated != null)
{
if (shapeDeactivated.Object is RDFTypedLiteral shapeDeactivatedLiteral &&
shapeDeactivatedLiteral.HasBooleanDatatype() && bool.Parse(shapeDeactivatedLiteral.Value))
{
shape.Deactivate();
}
}
//sh:message (accepted occurrences: N)
RDFGraph shapeMessages = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MESSAGE);
foreach (RDFTriple shapeMessage in shapeMessages.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPL))
{
shape.AddMessage((RDFLiteral)shapeMessage.Object);
}
}
/// <summary>
/// Adds the given triple to the SPOL index
/// </summary>
internal RDFGraphIndex AddIndex(RDFTriple triple)
{
if (triple != null)
{
//Subject
if (!this.Subjects.ContainsKey(triple.Subject.PatternMemberID))
{
this.Subjects.Add(triple.Subject.PatternMemberID, new HashSet <long>()
{
triple.TripleID
});
}
else
{
if (!this.Subjects[triple.Subject.PatternMemberID].Contains(triple.TripleID))
{
this.Subjects[triple.Subject.PatternMemberID].Add(triple.TripleID);
}
}
//Predicate
if (!this.Predicates.ContainsKey(triple.Predicate.PatternMemberID))
{
this.Predicates.Add(triple.Predicate.PatternMemberID, new HashSet <long>()
{
triple.TripleID
});
}
else
{
if (!this.Predicates[triple.Predicate.PatternMemberID].Contains(triple.TripleID))
{
this.Predicates[triple.Predicate.PatternMemberID].Add(triple.TripleID);
}
}
//Object
if (triple.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO)
{
if (!this.Objects.ContainsKey(triple.Object.PatternMemberID))
{
this.Objects.Add(triple.Object.PatternMemberID, new HashSet <long>()
{
triple.TripleID
});
}
else
{
if (!this.Objects[triple.Object.PatternMemberID].Contains(triple.TripleID))
{
this.Objects[triple.Object.PatternMemberID].Add(triple.TripleID);
}
}
}
//Literal
else
{
if (!this.Literals.ContainsKey(triple.Object.PatternMemberID))
{
this.Literals.Add(triple.Object.PatternMemberID, new HashSet <long>()
{
triple.TripleID
});
}
else
{
if (!this.Literals[triple.Object.PatternMemberID].Contains(triple.TripleID))
{
this.Literals[triple.Object.PatternMemberID].Add(triple.TripleID);
}
}
}
}
return(this);
}
/// <summary>
/// Removes the given triple from the SPOL index
/// </summary>
internal RDFGraphIndex RemoveIndex(RDFTriple triple)
{
if (triple != null)
{
//Subject
if (this.Subjects.ContainsKey(triple.Subject.PatternMemberID))
{
if (this.Subjects[triple.Subject.PatternMemberID].Contains(triple.TripleID))
{
this.Subjects[triple.Subject.PatternMemberID].Remove(triple.TripleID);
if (this.Subjects[triple.Subject.PatternMemberID].Count == 0)
{
this.Subjects.Remove(triple.Subject.PatternMemberID);
}
}
}
//Predicate
if (this.Predicates.ContainsKey(triple.Predicate.PatternMemberID))
{
if (this.Predicates[triple.Predicate.PatternMemberID].Contains(triple.TripleID))
{
this.Predicates[triple.Predicate.PatternMemberID].Remove(triple.TripleID);
if (this.Predicates[triple.Predicate.PatternMemberID].Count == 0)
{
this.Predicates.Remove(triple.Predicate.PatternMemberID);
}
}
}
//Object
if (triple.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO)
{
if (this.Objects.ContainsKey(triple.Object.PatternMemberID))
{
if (this.Objects[triple.Object.PatternMemberID].Contains(triple.TripleID))
{
this.Objects[triple.Object.PatternMemberID].Remove(triple.TripleID);
if (this.Objects[triple.Object.PatternMemberID].Count == 0)
{
this.Objects.Remove(triple.Object.PatternMemberID);
}
}
}
}
//Literal
else
{
if (this.Literals.ContainsKey(triple.Object.PatternMemberID))
{
if (this.Literals[triple.Object.PatternMemberID].Contains(triple.TripleID))
{
this.Literals[triple.Object.PatternMemberID].Remove(triple.TripleID);
if (this.Literals[triple.Object.PatternMemberID].Count == 0)
{
this.Literals.Remove(triple.Object.PatternMemberID);
}
}
}
}
}
return(this);
}
/// <summary>
/// Detects the constraints of the given shape
/// </summary>
private static void DetectShapeConstraints(RDFGraph graph, RDFShape shape)
{
RDFGraph shapeDefinition = graph.SelectTriplesBySubject(shape);
//sh:and (accepted occurrences: N)
RDFGraph shapeAndConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.AND);
foreach (RDFTriple shapeAndConstraint in shapeAndConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
RDFAndConstraint andConstraint = new RDFAndConstraint();
RDFCollection andConstraintCollection = RDFModelUtilities.DeserializeCollectionFromGraph(graph, (RDFResource)shapeAndConstraint.Object, RDFModelEnums.RDFTripleFlavors.SPO);
andConstraintCollection.Items.ForEach(item => andConstraint.AddShape((RDFResource)item));
shape.AddConstraint(andConstraint);
}
//sh:class (accepted occurrences: N)
RDFGraph shapeClassConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.CLASS);
foreach (RDFTriple shapeClassConstraint in shapeClassConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFClassConstraint((RDFResource)shapeClassConstraint.Object));
}
//sh:closed (accepted occurrences: 1)
RDFTriple shapeClosedConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.CLOSED).FirstOrDefault();
if (shapeClosedConstraint != null)
{
if (shapeClosedConstraint.Object is RDFTypedLiteral shapeClosedConstraintLiteral &&
shapeClosedConstraintLiteral.HasBooleanDatatype())
{
RDFClosedConstraint closedConstraint = new RDFClosedConstraint(bool.Parse(shapeClosedConstraintLiteral.Value));
//sh:ignoredProperties (accepted occurrences: 1)
RDFTriple shapeIgnoredPropertiesConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.IGNORED_PROPERTIES).FirstOrDefault();
if (shapeIgnoredPropertiesConstraint != null)
{
if (shapeIgnoredPropertiesConstraint.Object is RDFResource shapeIgnoredPropertiesConstraintResource)
{
RDFCollection shapeIgnoredPropertiesConstraintCollection = RDFModelUtilities.DeserializeCollectionFromGraph(graph, shapeIgnoredPropertiesConstraintResource, RDFModelEnums.RDFTripleFlavors.SPO);
shapeIgnoredPropertiesConstraintCollection.Items.ForEach(item => closedConstraint.AddIgnoredProperty((RDFResource)item));
}
}
shape.AddConstraint(closedConstraint);
}
}
//sh:datatype (accepted occurrences: N)
RDFGraph shapeDatatypeConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.DATATYPE);
foreach (RDFTriple shapeDatatypeConstraint in shapeDatatypeConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFDatatypeConstraint(RDFModelUtilities.GetDatatypeFromString(shapeDatatypeConstraint.Object.ToString())));
}
//sh:disjoint (accepted occurrences: N)
RDFGraph shapeDisjointConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.DISJOINT);
foreach (RDFTriple shapeDisjointConstraint in shapeDisjointConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFDisjointConstraint((RDFResource)shapeDisjointConstraint.Object));
}
//sh:equals (accepted occurrences: N)
RDFGraph shapeEqualsConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.EQUALS);
foreach (RDFTriple shapeEqualsConstraint in shapeEqualsConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFEqualsConstraint((RDFResource)shapeEqualsConstraint.Object));
}
//sh:hasValue (accepted occurrences: N)
RDFGraph shapeHasValueConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.HAS_VALUE);
foreach (RDFTriple shapeHasValueConstraint in shapeHasValueConstraints)
{
if (shapeHasValueConstraint.Object is RDFResource)
{
shape.AddConstraint(new RDFHasValueConstraint((RDFResource)shapeHasValueConstraint.Object));
}
else if (shapeHasValueConstraint.Object is RDFLiteral)
{
shape.AddConstraint(new RDFHasValueConstraint((RDFLiteral)shapeHasValueConstraint.Object));
}
}
//sh:in (accepted occurrences: N)
RDFGraph shapeInConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.IN);
foreach (RDFTriple shapeInConstraint in shapeInConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
RDFModelEnums.RDFTripleFlavors shapeInConstraintCollectionFlavor = RDFModelUtilities.DetectCollectionFlavorFromGraph(graph, (RDFResource)shapeInConstraint.Object);
RDFCollection shapeInConstraintCollection = RDFModelUtilities.DeserializeCollectionFromGraph(graph, (RDFResource)shapeInConstraint.Object, shapeInConstraintCollectionFlavor);
RDFInConstraint inConstraint = new RDFInConstraint(shapeInConstraintCollection.ItemType);
shapeInConstraintCollection.Items.ForEach(item =>
{
if (item is RDFResource)
{
inConstraint.AddValue((RDFResource)item);
}
else if (item is RDFLiteral)
{
inConstraint.AddValue((RDFLiteral)item);
}
});
shape.AddConstraint(inConstraint);
}
//sh:languageIn (accepted occurrences: N)
RDFGraph shapeLanguageInConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.LANGUAGE_IN);
foreach (RDFTriple shapeLanguageInConstraint in shapeLanguageInConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
RDFCollection shapeLanguageInConstraintCollection = RDFModelUtilities.DeserializeCollectionFromGraph(graph, (RDFResource)shapeLanguageInConstraint.Object, RDFModelEnums.RDFTripleFlavors.SPL);
shape.AddConstraint(new RDFLanguageInConstraint(shapeLanguageInConstraintCollection.Select(x => x.ToString()).ToList()));
}
//sh:lessThan (accepted occurrences: N)
RDFGraph shapeLessThanConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.LESS_THAN);
foreach (RDFTriple shapeLessThanConstraint in shapeLessThanConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFLessThanConstraint((RDFResource)shapeLessThanConstraint.Object));
}
//sh:lessThanOrEquals (accepted occurrences: N)
RDFGraph shapeLessThanOrEqualsConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.LESS_THAN_OR_EQUALS);
foreach (RDFTriple shapeLessThanOrEqualsConstraint in shapeLessThanOrEqualsConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFLessThanOrEqualsConstraint((RDFResource)shapeLessThanOrEqualsConstraint.Object));
}
//sh:maxCount (accepted occurrences: 1)
RDFTriple shapeMaxCountConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MAX_COUNT).FirstOrDefault();
if (shapeMaxCountConstraint != null)
{
if (shapeMaxCountConstraint.Object is RDFTypedLiteral shaclMaxCountConstraintLiteral &&
shaclMaxCountConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
shape.AddConstraint(new RDFMaxCountConstraint(int.Parse(shaclMaxCountConstraintLiteral.Value)));
}
}
//sh:maxExclusive (accepted occurrences: 1)
RDFTriple shapeMaxExclusiveConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MAX_EXCLUSIVE).FirstOrDefault();
if (shapeMaxExclusiveConstraint != null)
{
if (shapeMaxExclusiveConstraint.Object is RDFResource)
{
shape.AddConstraint(new RDFMaxExclusiveConstraint((RDFResource)shapeMaxExclusiveConstraint.Object));
}
else if (shapeMaxExclusiveConstraint.Object is RDFLiteral)
{
shape.AddConstraint(new RDFMaxExclusiveConstraint((RDFLiteral)shapeMaxExclusiveConstraint.Object));
}
}
//sh:maxInclusive (accepted occurrences: 1)
RDFTriple shapeMaxInclusiveConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MAX_INCLUSIVE).FirstOrDefault();
if (shapeMaxInclusiveConstraint != null)
{
if (shapeMaxInclusiveConstraint.Object is RDFResource)
{
shape.AddConstraint(new RDFMaxInclusiveConstraint((RDFResource)shapeMaxInclusiveConstraint.Object));
}
else if (shapeMaxInclusiveConstraint.Object is RDFLiteral)
{
shape.AddConstraint(new RDFMaxInclusiveConstraint((RDFLiteral)shapeMaxInclusiveConstraint.Object));
}
}
//sh:maxLength (accepted occurrences: 1)
RDFTriple shapeMaxLengthConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MAX_LENGTH).FirstOrDefault();
if (shapeMaxLengthConstraint != null)
{
if (shapeMaxLengthConstraint.Object is RDFTypedLiteral shaclMaxLengthConstraintLiteral &&
shaclMaxLengthConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
shape.AddConstraint(new RDFMaxLengthConstraint(int.Parse(shaclMaxLengthConstraintLiteral.Value)));
}
}
//sh:minCount (accepted occurrences: 1)
RDFTriple shapeMinCountConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MIN_COUNT).FirstOrDefault();
if (shapeMinCountConstraint != null)
{
if (shapeMinCountConstraint.Object is RDFTypedLiteral shaclMinCountConstraintLiteral &&
shaclMinCountConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
shape.AddConstraint(new RDFMinCountConstraint(int.Parse(shaclMinCountConstraintLiteral.Value)));
}
}
//sh:minExclusive (accepted occurrences: 1)
RDFTriple shapeMinExclusiveConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MIN_EXCLUSIVE).FirstOrDefault();
if (shapeMinExclusiveConstraint != null)
{
if (shapeMinExclusiveConstraint.Object is RDFResource)
{
shape.AddConstraint(new RDFMinExclusiveConstraint((RDFResource)shapeMinExclusiveConstraint.Object));
}
else if (shapeMinExclusiveConstraint.Object is RDFLiteral)
{
shape.AddConstraint(new RDFMinExclusiveConstraint((RDFLiteral)shapeMinExclusiveConstraint.Object));
}
}
//sh:minInclusive (accepted occurrences: 1)
RDFTriple shapeMinInclusiveConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MIN_INCLUSIVE).FirstOrDefault();
if (shapeMinInclusiveConstraint != null)
{
if (shapeMinInclusiveConstraint.Object is RDFResource)
{
shape.AddConstraint(new RDFMinInclusiveConstraint((RDFResource)shapeMinInclusiveConstraint.Object));
}
else if (shapeMinInclusiveConstraint.Object is RDFLiteral)
{
shape.AddConstraint(new RDFMinInclusiveConstraint((RDFLiteral)shapeMinInclusiveConstraint.Object));
}
}
//sh:minLength (accepted occurrences: 1)
RDFTriple shapeMinLengthConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.MIN_LENGTH).FirstOrDefault();
if (shapeMinLengthConstraint != null)
{
if (shapeMinLengthConstraint.Object is RDFTypedLiteral shaclMinLengthConstraintLiteral &&
shaclMinLengthConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
shape.AddConstraint(new RDFMinLengthConstraint(int.Parse(shaclMinLengthConstraintLiteral.Value)));
}
}
//sh:node (accepted occurrences: N)
RDFGraph shapeNodeConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.NODE);
foreach (RDFTriple shapeNodeConstraint in shapeNodeConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFNodeConstraint((RDFResource)shapeNodeConstraint.Object));
}
//sh:nodeKind (accepted occurrences: 1)
RDFTriple shapeNodeKindConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.NODE_KIND).FirstOrDefault();
if (shapeNodeKindConstraint != null)
{
if (shapeNodeKindConstraint.Object.Equals(RDFVocabulary.SHACL.BLANK_NODE))
{
shape.AddConstraint(new RDFNodeKindConstraint(RDFValidationEnums.RDFNodeKinds.BlankNode));
}
else if (shapeNodeKindConstraint.Object.Equals(RDFVocabulary.SHACL.BLANK_NODE_OR_IRI))
{
shape.AddConstraint(new RDFNodeKindConstraint(RDFValidationEnums.RDFNodeKinds.BlankNodeOrIRI));
}
else if (shapeNodeKindConstraint.Object.Equals(RDFVocabulary.SHACL.BLANK_NODE_OR_LITERAL))
{
shape.AddConstraint(new RDFNodeKindConstraint(RDFValidationEnums.RDFNodeKinds.BlankNodeOrLiteral));
}
else if (shapeNodeKindConstraint.Object.Equals(RDFVocabulary.SHACL.IRI))
{
shape.AddConstraint(new RDFNodeKindConstraint(RDFValidationEnums.RDFNodeKinds.IRI));
}
else if (shapeNodeKindConstraint.Object.Equals(RDFVocabulary.SHACL.IRI_OR_LITERAL))
{
shape.AddConstraint(new RDFNodeKindConstraint(RDFValidationEnums.RDFNodeKinds.IRIOrLiteral));
}
else if (shapeNodeKindConstraint.Object.Equals(RDFVocabulary.SHACL.LITERAL))
{
shape.AddConstraint(new RDFNodeKindConstraint(RDFValidationEnums.RDFNodeKinds.Literal));
}
}
//sh:not (accepted occurrences: N)
RDFGraph shapeNotConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.NOT);
foreach (RDFTriple shapeNotConstraint in shapeNotConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFNotConstraint((RDFResource)shapeNotConstraint.Object));
}
//sh:or (accepted occurrences: N)
RDFGraph shapeOrConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.OR);
foreach (RDFTriple shapeOrConstraint in shapeOrConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
RDFOrConstraint orConstraint = new RDFOrConstraint();
RDFCollection orConstraintCollection = RDFModelUtilities.DeserializeCollectionFromGraph(graph, (RDFResource)shapeOrConstraint.Object, RDFModelEnums.RDFTripleFlavors.SPO);
orConstraintCollection.Items.ForEach(item => orConstraint.AddShape((RDFResource)item));
shape.AddConstraint(orConstraint);
}
//sh:pattern (accepted occurrences: 1)
RDFTriple shapePatternConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.PATTERN).FirstOrDefault();
if (shapePatternConstraint != null)
{
if (shapePatternConstraint.Object is RDFTypedLiteral shapePatternConstraintLiteral &&
shapePatternConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_STRING))
{
//sh:flags (accepted occurrences: 1)
RegexOptions regexOptions = RegexOptions.None;
RDFTriple shapeFlagsConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.FLAGS).FirstOrDefault();
if (shapeFlagsConstraint != null)
{
if (shapeFlagsConstraint.Object is RDFTypedLiteral shapeFlagsConstraintLiteral &&
shapeFlagsConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_STRING))
{
if (shapeFlagsConstraintLiteral.Value.Contains("i"))
{
regexOptions |= RegexOptions.IgnoreCase;
}
if (shapeFlagsConstraintLiteral.Value.Contains("s"))
{
regexOptions |= RegexOptions.Singleline;
}
if (shapeFlagsConstraintLiteral.Value.Contains("m"))
{
regexOptions |= RegexOptions.Multiline;
}
if (shapeFlagsConstraintLiteral.Value.Contains("x"))
{
regexOptions |= RegexOptions.IgnorePatternWhitespace;
}
}
}
shape.AddConstraint(new RDFPatternConstraint(new Regex(shapePatternConstraintLiteral.Value, regexOptions)));
}
}
//sh:property (accepted occurrences: N)
RDFGraph shapePropertyConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.PROPERTY);
foreach (RDFTriple shapePropertyConstraint in shapePropertyConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
shape.AddConstraint(new RDFPropertyConstraint((RDFResource)shapePropertyConstraint.Object));
}
//sh:qualifiedValueShape (accepted occurrences: 1)
RDFTriple shapeQualifiedValueConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.QUALIFIED_VALUE_SHAPE).FirstOrDefault();
if (shapeQualifiedValueConstraint != null)
{
if (shapeQualifiedValueConstraint.Object is RDFResource)
{
//sh:qualifiedMinCount (accepted occurrences: 1)
int? qualifiedMinCountValue = null;
RDFTriple shapeQualifiedMinCountConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.QUALIFIED_MIN_COUNT).FirstOrDefault();
if (shapeQualifiedMinCountConstraint != null)
{
if (shapeQualifiedMinCountConstraint.Object is RDFTypedLiteral shapeQualifiedMinCountConstraintLiteral &&
shapeQualifiedMinCountConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
qualifiedMinCountValue = int.Parse(shapeQualifiedMinCountConstraintLiteral.Value);
}
}
//sh:qualifiedMaxCount (accepted occurrences: 1)
int? qualifiedMaxCountValue = null;
RDFTriple shapeQualifiedMaxCountConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.QUALIFIED_MAX_COUNT).FirstOrDefault();
if (shapeQualifiedMaxCountConstraint != null)
{
if (shapeQualifiedMaxCountConstraint.Object is RDFTypedLiteral shapeQualifiedMaxCountConstraintLiteral &&
shapeQualifiedMaxCountConstraintLiteral.Datatype.Equals(RDFModelEnums.RDFDatatypes.XSD_INTEGER))
{
qualifiedMaxCountValue = int.Parse(shapeQualifiedMaxCountConstraintLiteral.Value);
}
}
shape.AddConstraint(new RDFQualifiedValueShapeConstraint((RDFResource)shapeQualifiedValueConstraint.Object, qualifiedMinCountValue, qualifiedMaxCountValue));
}
}
//sh:uniqueLang (accepted occurrences: 1)
RDFTriple shapeUniqueLangConstraint = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.UNIQUE_LANG).FirstOrDefault();
if (shapeUniqueLangConstraint != null)
{
if (shapeUniqueLangConstraint.Object is RDFTypedLiteral shapeUniqueLangConstraintLiteral &&
shapeUniqueLangConstraintLiteral.HasBooleanDatatype())
{
shape.AddConstraint(new RDFUniqueLangConstraint(bool.Parse(shapeUniqueLangConstraintLiteral.Value)));
}
}
//sh:xone (accepted occurrences: N)
RDFGraph shapeXoneConstraints = shapeDefinition.SelectTriplesByPredicate(RDFVocabulary.SHACL.XONE);
foreach (RDFTriple shapeXoneConstraint in shapeXoneConstraints.Where(t => t.TripleFlavor == RDFModelEnums.RDFTripleFlavors.SPO))
{
RDFXoneConstraint xoneConstraint = new RDFXoneConstraint();
RDFCollection xoneConstraintCollection = RDFModelUtilities.DeserializeCollectionFromGraph(graph, (RDFResource)shapeXoneConstraint.Object, RDFModelEnums.RDFTripleFlavors.SPO);
xoneConstraintCollection.Items.ForEach(item => xoneConstraint.AddShape((RDFResource)item));
shape.AddConstraint(xoneConstraint);
}
}
/// <summary> /// Checks if the graph contains the given triple /// </summary> public bool ContainsTriple(RDFTriple triple) => triple != null && this.Triples.ContainsKey(triple.TripleID);
/// <summary>
/// Checks if the graph contains the given triple
/// </summary>
public Boolean ContainsTriple(RDFTriple triple)
{
return(triple != null && this.Triples.ContainsKey(triple.TripleID));
}
