private void Replace(IGraph graph, IUriNode parent, Uri predicate, string jsonField)
{
JToken token = null;
if (_galleryPage.TryGetValue(jsonField, out token))
{
JArray array = token as JArray;
JValue val = token as JValue;
if (array != null || val != null)
{
var pred = graph.CreateUriNode(predicate);
var old = graph.GetTriplesWithSubjectPredicate(parent, pred).ToArray();
// remove the old values
foreach (var triple in old)
{
graph.Retract(triple);
}
if (array != null)
{
foreach (var child in array)
{
graph.Assert(parent, pred, graph.CreateLiteralNode(child.ToString()));
}
}
else
{
graph.Assert(parent, pred, graph.CreateLiteralNode(val.ToString()));
}
}
}
}
private void AddStats(IGraph g, IEnumerable<KeyValuePair<INode, long>> stats, INode statsProperty)
{
foreach (KeyValuePair<INode, long> kvp in stats)
{
g.Assert(kvp.Key.CopyNode(g), statsProperty, kvp.Value.ToLiteral(g));
}
}
public void Apply(IGraph g)
{
g.BaseUri = this._baseUri;
g.Assert(this._triples);
foreach (KeyValuePair<String, String> ns in this._namespaces)
{
g.NamespaceMap.AddNamespace(ns.Key, UriFactory.Create(ns.Value));
}
}
public static void FromJena(Model m, JenaMapping mapping, IGraph g)
{
StmtIterator iter = m.listStatements();
while (iter.hasNext())
{
Statement stmt = iter.nextStatement();
g.Assert(FromJena(stmt, mapping));
}
}
public static void MaterializeInference(IGraph graph)
{
// hard code some type inference
// nuget:ApiAppPackage rdfs:subClassOf nuget:PackageDetails
foreach (Triple triple in graph.GetTriplesWithPredicateObject(graph.CreateUriNode(Schema.Predicates.Type), graph.CreateUriNode(Schema.DataTypes.ApiAppPackage)))
{
graph.Assert(triple.Subject, triple.Predicate, graph.CreateUriNode(Schema.DataTypes.PackageDetails));
}
// nuget:PowerShellPackage rdfs:subClassOf nuget:PackageDetails
foreach (Triple triple in graph.GetTriplesWithPredicateObject(graph.CreateUriNode(Schema.Predicates.Type), graph.CreateUriNode(Schema.DataTypes.PowerShellPackage)))
{
graph.Assert(triple.Subject, triple.Predicate, graph.CreateUriNode(Schema.DataTypes.PackageDetails));
}
}
/// <summary>
/// Add data from nuget.packed.json
/// </summary>
public override void ApplyToGraph(IGraph graph, IUriNode mainNode)
{
Uri mainUri = mainNode.Uri;
IUriNode typeNode = graph.CreateUriNode(Schema.Predicates.Type);
// supported frameworks
if (SupportedFrameworks != null)
{
foreach (string framework in SupportedFrameworks)
{
graph.Assert(new Triple(mainNode, graph.CreateUriNode(Schema.Predicates.SupportedFramework), graph.CreateLiteralNode(framework)));
}
}
// assets
//if (AssetGroups != null)
//{
// int groupId = 0;
// foreach (var group in AssetGroups)
// {
// // group type and id
// var groupNode = GetSubNode(graph, mainUri, "assetGroup", "" + groupId);
// graph.Assert(groupNode, typeNode, graph.CreateUriNode(PackageAssetGroupType));
// graph.Assert(mainNode, graph.CreateUriNode(AssetGroupPredicate), groupNode);
// groupId++;
// int propId = 0;
// // group properties
// foreach (var prop in group.Properties)
// {
// var propNode = GetSubNode(graph, groupNode, "property", "" + propId);
// propId++;
// graph.Assert(propNode, typeNode, graph.CreateUriNode(PackageAssetGroupPropertyType));
// graph.Assert(groupNode, graph.CreateUriNode(AssetGroupPropertyPredicate), propNode);
// graph.Assert(propNode, graph.CreateUriNode(AssetKeyPredicate), graph.CreateLiteralNode(prop.Key));
// graph.Assert(propNode, graph.CreateUriNode(AssetValuePredicate), graph.CreateLiteralNode(prop.Value));
// }
// int assetId = 0;
// // group items
// foreach (var item in group.Items)
// {
// var itemNode = GetSubNode(graph, groupNode, "asset", "" + assetId);
// assetId++;
// graph.Assert(itemNode, typeNode, graph.CreateUriNode(PackageAssetType));
// graph.Assert(groupNode, graph.CreateUriNode(AssetPredicate), itemNode);
// graph.Assert(itemNode, graph.CreateUriNode(AssetTypePredicate), graph.CreateLiteralNode(item.ArtifactType));
// graph.Assert(itemNode, graph.CreateUriNode(AssetPathPredicate), graph.CreateLiteralNode(item.Path));
// }
// }
//}
}
internal IResource CreateResource(INode rdfType = null)
{
// TODO put that in another graph to not overflow the configuration with temporary requests ?
INode resource = _currentSparqlGraph.CreateBlankNode();
if (rdfType != null)
{
_currentSparqlGraph.Assert(resource, Tools.CopyNode(RDF.PropertyType, _currentSparqlGraph), Tools.CopyNode(rdfType, _currentSparqlGraph));
}
return(Resource.Get(resource, this));
}
/// <summary>
/// Gets the template graph.
/// </summary>
/// <returns></returns>
public override IGraph GetTemplateGraph()
{
IGraph g = GetBaseTemplateGraph();
INode impl = g.CreateBlankNode();
g.Assert(ContextNode, g.CreateUriNode("rep:repositoryImpl"), impl);
g.Assert(impl, g.CreateUriNode("rep:repositoryType"), g.CreateLiteralNode("openrdf:HTTPRepository"));
String url = RemoteServer;
if (!url.EndsWith("/"))
{
url += "/";
}
url += "repositories/";
url += RemoteRepositoryID;
g.Assert(impl, g.CreateUriNode("hr:repositoryURL"), g.CreateUriNode(UriFactory.Create(url)));
return(g);
}
private static void FillGraph(IGraph graph)
{
graph.NamespaceMap.AddNamespace("rdf", new Uri("http://www.w3.org/1999/02/22-rdf-syntax-ns#"));
graph.NamespaceMap.AddNamespace("ex", new Uri("http://example.org"));
graph.NamespaceMap.AddNamespace("med", new Uri("http://med.org"));
IUriNode rdfTypeNode = graph.CreateUriNode("rdf:type");
IUriNode patienSubjectNode = graph.CreateUriNode(UriFactory.Create("http://ex-hospital-DB/patients/ID98765"));
IUriNode patientTypeNode = graph.CreateUriNode(UriFactory.Create("http://ex-hospital#patient"));
IUriNode hasVitalsPredicateNode = graph.CreateUriNode("ex:hasVitals");
IUriNode odfElementSubjectNode = graph.CreateUriNode(new Uri("med:Sect1"));
IUriNode odfElementTypeNode = graph.CreateUriNode(UriFactory.Create("http://docs.oasis-open.org/ns/office/1.2/meta/odf#Element"));
IUriNode vitalDataTypeNode = graph.CreateUriNode("med:vitalData");
graph.Assert(new Triple(odfElementSubjectNode, rdfTypeNode, vitalDataTypeNode));
graph.Assert(new Triple(odfElementSubjectNode, rdfTypeNode, odfElementTypeNode));
graph.Assert(new Triple(patienSubjectNode, rdfTypeNode, patientTypeNode));
graph.Assert(new Triple(patienSubjectNode, hasVitalsPredicateNode, odfElementSubjectNode));
}
public static void Collect(IGraph source, INode subject, IGraph destination, ISet<string> exclude)
{
foreach (Triple triple in source.GetTriplesWithSubject(subject))
{
destination.Assert(triple.CopyTriple(destination));
if (triple.Object is IUriNode && !exclude.Contains(((IUriNode)triple.Object).Uri.ToString()))
{
Collect(source, triple.Object, destination, exclude);
}
}
}
/// <summary>
/// Applies inference to the Input Graph and outputs the inferred information to the Output Graph.
/// </summary>
/// <param name="input">Graph to apply inference to.</param>
/// <param name="output">Graph inferred information is output to.</param>
public virtual void Apply(IGraph input, IGraph output)
{
// Infer information
List <Triple> inferences = new List <Triple>();
foreach (Triple t in input.Triples)
{
// Apply class/property hierarchy inferencing
if (t.Predicate.Equals(_rdfType))
{
if (!t.Object.Equals(_rdfsClass) && !t.Object.Equals(_rdfProperty))
{
InferClasses(t, input, output, inferences);
}
}
else if (t.Predicate.Equals(_rdfsSubClass))
{
// Assert that this thing is a Class
inferences.Add(new Triple(t.Subject.CopyNode(output), _rdfType.CopyNode(output), _rdfsClass.CopyNode(output)));
}
else if (t.Predicate.Equals(_rdfsSubProperty))
{
// Assert that this thing is a Property
inferences.Add(new Triple(t.Subject.CopyNode(output), _rdfType.CopyNode(output), _rdfProperty.CopyNode(output)));
}
else if (_propertyMappings.ContainsKey(t.Predicate))
{
INode property = t.Predicate;
// Navigate up the property hierarchy asserting additional properties if able
while (_propertyMappings.ContainsKey(property))
{
if (_propertyMappings[property] != null)
{
// Assert additional properties
inferences.Add(new Triple(t.Subject.CopyNode(output), _propertyMappings[property].CopyNode(output), t.Object.CopyNode(output)));
property = _propertyMappings[property];
}
else
{
break;
}
}
}
}
// Assert the inferred information
inferences.RemoveAll(t => t.Subject.NodeType == NodeType.Literal);
if (inferences.Count > 0)
{
output.Assert(inferences);
}
}
public static void Collect(IGraph source, INode subject, IGraph destination, ISet <string> exclude)
{
foreach (Triple triple in source.GetTriplesWithSubject(subject))
{
destination.Assert(triple.CopyTriple(destination));
if (triple.Object is IUriNode && !exclude.Contains(((IUriNode)triple.Object).Uri.ToString()))
{
Collect(source, triple.Object, destination, exclude);
}
}
}
public void GraphAssert01()
{
IGraph g = this.GetInstance();
g.NamespaceMap.AddNamespace(String.Empty, UriFactory.Create("http://example/"));
Triple t = new Triple(g.CreateUriNode(":s"), g.CreateUriNode(":p"), g.CreateBlankNode(":o"));
g.Assert(t);
Assert.False(g.IsEmpty);
Assert.True(g.ContainsTriple(t));
}
protected static void thingOneOf(IGraph graph, IUriNode[] listInds)
{
IBlankNode oneOfNode = graph.CreateBlankNode();
IBlankNode chainA = graph.CreateBlankNode();
IUriNode rdfType = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfType));
IUriNode rdfFirst = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfListFirst));
IUriNode rdfRest = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfListRest));
IUriNode rdfNil = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfListNil));
IUriNode owlClass = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "Class"));
IUriNode owlOneOf = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "oneOf"));
IUriNode owlThing = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "Thing"));
IUriNode owlEquivClass = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "equivalentClass"));
graph.Assert(new Triple(oneOfNode, rdfType, owlClass));
graph.Assert(new Triple(oneOfNode, owlOneOf, chainA));
graph.Assert(new Triple(owlThing, owlEquivClass, oneOfNode));
for (int i = 0; i < listInds.Length; i++)
{
graph.Assert(new Triple(chainA, rdfFirst, listInds[i]));
IBlankNode chainB = graph.CreateBlankNode();
if (i < listInds.Length - 1)
{
graph.Assert(new Triple(chainA, rdfRest, chainB));
chainA = chainB;
}
}
graph.Assert(new Triple(chainA, rdfRest, rdfNil));
}
public void InsertImorTag(ImorTag tag)
{
var node = graph.CreateUriNode(new Uri(tag.Uri));
var typeNode = graph.GetUriNode(new Uri(ImorEnum.RdfType));
var tagNode = graph.GetUriNode(new Uri(ImorEnum.Tag));
var t = new Triple(node, typeNode, tagNode);
if (!string.IsNullOrEmpty(tag.Description))
{
var descriptionNode = graph.GetUriNode(new Uri(ImorEnum.Description));
var descriptionTriple = new Triple(node, descriptionNode, graph.CreateLiteralNode(tag.Description));
graph.Assert(descriptionTriple);
}
if (!string.IsNullOrEmpty(tag.Label))
{
var label = graph.GetUriNode(new Uri(ImorEnum.TagLabel));
var contenTriple = new Triple(node, label, graph.CreateLiteralNode(tag.Label));
graph.Assert(contenTriple);
}
graph.Assert(t);
try
{
graph.SaveToFile(DatabaseInitializer.ontology);
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
public DataDockRepositoryUpdateSpec()
{
_insertGraph = new Graph();
_insertGraph.Assert(_insertGraph.CreateUriNode(new Uri("http://example.org/s")),
_insertGraph.CreateUriNode(new Uri("http://example.org/p")),
_insertGraph.CreateUriNode(new Uri("http://example.org/o")));
_datasetGraphIri = new Uri("http://datadock.io/test/repo/example");
_metadataGraph = new Graph();
_metadataGraph.Assert(
_metadataGraph.CreateUriNode(_datasetGraphIri),
_metadataGraph.CreateUriNode(new Uri("http://example.org/properties/foo")),
_metadataGraph.CreateLiteralNode("foo"));
_metadataGraphIri = new Uri("http://datadock.io/test/repo/example/metadata");
_definitionsGraph = new Graph();
_definitionsGraph.Assert(
_definitionsGraph.CreateUriNode(_datasetGraphIri),
_definitionsGraph.CreateUriNode(new Uri("http://example.org/properties/bar")),
_definitionsGraph.CreateLiteralNode("bar"));
_definitionsGraphIri = new Uri("http://datadock.io/test/repo/example/definitions");
_publisherIri = new Uri("http://datadock.io/test/publisher");
_publisherInfo = new ContactInfo {
Label = "Test Publisher"
};
_repositoryTitle = "Test Repository";
_repositoryDescription = "Test Repository Description";
_rootMetadataGraphIri = new Uri("http://datadock.io/test/repo/metadata");
// Create some existing triples that we will expect to be retracted
var initGraph = new Graph();
initGraph.NamespaceMap.AddNamespace("test", new Uri("http://datadock.io/test/"));
initGraph.NamespaceMap.AddNamespace("dcterms", new Uri("http://purl.org/dc/terms/"));
initGraph.NamespaceMap.AddNamespace("rdfs", new Uri("http://www.w3.org/2000/01/rdf-schema#"));
var repo = initGraph.CreateUriNode(BaseUri);
var publisher = initGraph.CreateUriNode(_publisherIri);
QuinceStore.Assert(
repo,
initGraph.CreateUriNode("dcterms:title"),
initGraph.CreateLiteralNode("Old Title"),
_rootMetadataGraphIri);
QuinceStore.Assert(
repo,
initGraph.CreateUriNode("dcterms:description"),
initGraph.CreateLiteralNode("Old Description"),
_rootMetadataGraphIri);
QuinceStore.Assert(
publisher,
initGraph.CreateUriNode("rdfs:label"),
initGraph.CreateLiteralNode("Old Publisher"),
_rootMetadataGraphIri);
}
/// <summary>
/// Handles Triples by asserting them into the appropriate Graph creating the Graph if necessary
/// </summary>
/// <param name="t">Triple</param>
/// <returns></returns>
protected override bool HandleTripleInternal(Triple t)
{
if (!_store.HasGraph(t.GraphUri))
{
Graph g = new Graph();
g.BaseUri = t.GraphUri;
_store.Add(g);
}
IGraph target = _store[t.GraphUri];
target.Assert(t.CopyTriple(target));
return(true);
}
private bool AddGraph(IGraph g)
{
if (this._store.HasGraph(g.BaseUri))
{
IGraph target = this._store.Graphs[g.BaseUri];
target.Assert(g.Triples.Select(t => t.CopyTriple(target)));
}
else
{
this._store.Add(g);
}
return(true);
}
public void AddTriples(IGraph graph, INode parent, INode predicate)
{
if (graph == null)
{
throw new ArgumentNullException(nameof(graph));
}
if (parent == null)
{
throw new ArgumentNullException(nameof(parent));
}
if (predicate == null)
{
throw new ArgumentNullException(nameof(predicate));
}
string name = IdGenerator.NewId("Information");
var thisNode = RdfHelpers.CreateEntity(RdfNS.SALModel, name);
//Defining type of this object
graph.Assert(RdfHelpers.CreateTriple(
thisNode,
RdfNS.RDFUri, "type",
RdfNS.SALUri, "Information"
));
//Define relationship to parent
graph.Assert(RdfHelpers.CreateTriple(
parent,
predicate,
thisNode
));
//Set Data property location
graph.Assert(RdfHelpers.CreateTriple(
thisNode,
RdfNS.SALUri, "location",
this.Location
));
//set object property Unit
graph.Assert(RdfHelpers.CreateTriple(
thisNode,
RdfNS.SALUri, "hasUnit",
RdfNS.SALIUri, Enum.GetName(typeof(Unit), this.HasUnit)
));
//set object property Modality
graph.Assert(RdfHelpers.CreateTriple(
thisNode,
RdfNS.SALUri, "hasModality",
RdfNS.SALIUri, Enum.GetName(typeof(Modality), this.HasModality)
));
//set object property TemporalAspect
graph.Assert(RdfHelpers.CreateTriple(
thisNode,
RdfNS.SALUri, "hasTemporalAspect",
RdfNS.SALIUri, Enum.GetName(typeof(TemporalAspect), this.HasTemporalAspect)
));
this.HasLocation?.AddTriples(graph, thisNode, RdfHelpers.CreateEntity(RdfNS.SALUri, "hasLocation"));
}
private static void ExpandGraphs(this ITripleStore store, TripleStore targetStore, Uri metaGraphUri)
{
IGraph metaGraph = store.AddGraph(metaGraphUri);
foreach (Triple triple in targetStore.Triples)
{
IUriNode subject = (triple.Subject is IBlankNode ? targetStore.FindOwningSubject((IBlankNode)triple.Subject) : (IUriNode)triple.Subject);
if (subject != null)
{
IGraph graph = store.GetGraph(metaGraphUri, subject.Uri);
graph.Assert(graph.Import(triple));
}
}
}
public override StorageContent CreateContent(CatalogContext context)
{
// metadata from nuspec
using (IGraph graph = CreateContentGraph(context))
{
// catalog infrastructure fields
INode rdfTypePredicate = graph.CreateUriNode(Schema.Predicates.Type);
INode timeStampPredicate = graph.CreateUriNode(Schema.Predicates.CatalogTimeStamp);
INode commitIdPredicate = graph.CreateUriNode(Schema.Predicates.CatalogCommitId);
Triple resource = graph.GetTriplesWithPredicateObject(rdfTypePredicate, graph.CreateUriNode(GetItemType())).First();
graph.Assert(resource.Subject, timeStampPredicate, graph.CreateLiteralNode(TimeStamp.ToString("O"), Schema.DataTypes.DateTime));
graph.Assert(resource.Subject, commitIdPredicate, graph.CreateLiteralNode(CommitId.ToString()));
// create JSON content
JObject frame = context.GetJsonLdContext("context.PackageDetails.json", GetItemType());
StorageContent content = new StringStorageContent(Utils.CreateArrangedJson(graph, frame), "application/json", "no-store");
return(content);
}
}
public static IGraph addTrippleToFHKB(IGraph FHKB, String subject, String predicate, String objec)
{
INode sub = FHKB.CreateUriNode(UriFactory.Create("http://bedrock/" + subject));
INode pred = FHKB.CreateUriNode(UriFactory.Create("http://bedrock/" + predicate));
INode obj = FHKB.CreateUriNode(UriFactory.Create("http://bedrock/" + objec));
Triple t = new Triple(sub, pred, obj);
FHKB.Assert(t);
//foreach (Triple k in g.Triples)
//{
// Console.WriteLine(k.ToString());
//}
return(FHKB);
}
/// <summary>
/// Adds Description of Features for the given Handler Configuration
/// </summary>
/// <param name="g">Service Description Graph</param>
/// <param name="queryNode">Node for the SPARQL Query service</param>
/// <param name="updateNode">Node for the SPARQL Update service</param>
/// <param name="protocolNode">Node for the SPARQL Graph Store HTTP Protocol service</param>
public virtual void AddFeatureDescription(IGraph g, INode queryNode, INode updateNode, INode protocolNode)
{
IUriNode extensionFunction = g.CreateUriNode("sd:" + SparqlServiceDescriber.PropertyExtensionFunction);
IUriNode extensionAggregate = g.CreateUriNode("sd:" + SparqlServiceDescriber.PropertyExtensionAggregate);
if (queryNode != null)
{
//Add Local Extension Function definitions
foreach (ISparqlCustomExpressionFactory factory in this._expressionFactories)
{
foreach (Uri u in factory.AvailableExtensionFunctions)
{
g.Assert(queryNode, extensionFunction, g.CreateUriNode(u));
}
foreach (Uri u in factory.AvailableExtensionAggregates)
{
g.Assert(queryNode, extensionAggregate, g.CreateUriNode(u));
}
}
}
if (updateNode != null)
{
//Add Local Extension Function definitions
foreach (ISparqlCustomExpressionFactory factory in this._expressionFactories)
{
foreach (Uri u in factory.AvailableExtensionFunctions)
{
g.Assert(updateNode, extensionFunction, g.CreateUriNode(u));
}
foreach (Uri u in factory.AvailableExtensionAggregates)
{
g.Assert(updateNode, extensionAggregate, g.CreateUriNode(u));
}
}
}
}
private void NormalizeDatatypes(IGraph g)
{
var xsdString = new Uri(XmlSpecsHelper.XmlSchemaDataTypeString);
foreach (var t in g.Triples.Where(t => t.Object is ILiteralNode).ToList())
{
var lit = (ILiteralNode)t.Object;
if (lit.DataType == null && string.IsNullOrEmpty(lit.Language))
{
// literal with no datatype should be xsd:string in the RDF 1.1 data model
g.Retract(t);
g.Assert(new Triple(t.Subject, t.Predicate, g.CreateLiteralNode(lit.Value, xsdString)));
}
}
}
public void ToGraph(IGraph g, IDocument <Document, Document> document)
{
Document mongoDoc = document.BeginRead();
Document lookup = new Document();
lookup["graphuri"] = mongoDoc["uri"];
document.EndRead();
IEnumerable <Triple> ts = new MongoDBTripleCentricEnumerable(this._manager, lookup);
foreach (Triple t in ts)
{
g.Assert(Tools.CopyTriple(t, g));
}
}
private bool SubPropertyOf(IGraph graph, IGraph meta)
{
var any = false;
var rules = meta.P(Constants.SubPropertyOf);
foreach (var rule in rules)
{
var triples = graph.P(rule.Subject);
foreach (var t in triples)
{
any |= graph.Assert(t.Subject, rule.Object.ToValue(), t.Object);
}
}
return(any);
}
/// <summary>
/// Takes the contents of a SemWeb Statement Source and inputs it into a dotNetRDF Graph
/// </summary>
/// <param name="source">Statement Source</param>
/// <param name="g">Graph</param>
public static void FromSemWeb(StatementSource source, IGraph g)
{
SemWebMapping mapping = new SemWebMapping(g);
Triple t;
MemoryStore mem = new MemoryStore();
source.Select(mem);
foreach (Statement stmt in mem)
{
t = FromSemWeb(stmt, mapping);
g.Assert(t);
}
}
public static void CopyCatalogContentGraph(INode sourceNode, IGraph source, IGraph target)
{
if (IsCatalogNode(sourceNode, source))
{
return;
}
foreach (Triple triple in source.GetTriplesWithSubject(sourceNode))
{
if (target.Assert(triple.CopyTriple(target)) && triple.Object is IUriNode)
{
CopyCatalogContentGraph(triple.Object, source, target);
}
}
}
static void SetTimestamp(Uri resourceUri, IGraph graph)
{
INode subject = graph.CreateUriNode(resourceUri);
Triple triple = graph.GetTriplesWithSubjectPredicate(subject, graph.CreateUriNode(Schema.Predicates.CatalogTimeStamp)).FirstOrDefault();
if (triple != null)
{
graph.Retract(triple);
}
DateTime timestamp = DateTime.UtcNow;
graph.Assert(subject, graph.CreateUriNode(Schema.Predicates.CatalogTimeStamp), graph.CreateLiteralNode(timestamp.ToString("O")));
}
public static void Reverse(IGraph graph, Uri existingProperty, Uri reverseProperty)
{
var existingTriples = graph
.GetTriplesWithPredicate(graph.CreateUriNode(existingProperty))
.ToList();
graph.Retract(existingTriples);
INode predicate = graph.CreateUriNode(reverseProperty);
foreach (var existingTriple in existingTriples)
{
graph.Assert(existingTriple.Object, predicate, existingTriple.Subject);
}
}
private bool SubClassOf(IGraph graph, IGraph meta)
{
var any = false;
var rules = meta.P(Constants.SubClassOf);
foreach (var rule in rules)
{
var triples = graph.PO(Constants.Type, TripleObject.FromData(rule.Subject));
foreach (var t in triples)
{
any |= graph.Assert(t.Subject, Constants.Type, TripleObject.FromData(rule.Object.ToValue()));
}
}
return(any);
}
public static void Add(string s, string p, string o, IInMemoryQueryableStore ms)
{
if (!string.IsNullOrEmpty(s) && !string.IsNullOrEmpty(p) && !string.IsNullOrEmpty(o))
{
IGraph g = ms.GetDefaultGraph();
g.Assert(g.CreateUriNode(new Uri(s)), g.CreateUriNode(new Uri(p)), g.CreateLiteralNode(o));
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("Added <{0}> <{1}> <{2}>.", s, p, o);
}
#line default
#endregion
}
}
private static void ApplyTransitiveProperty(IGraph g, string p)
{
var triples = new List <Triple>();
foreach (var t1 in g.GetByPredicate(p).Where(t => t.Object.IsID))
{
foreach (var t2 in g.GetBySubjectPredicate(t1.Object.Id, p))
{
triples.Add(new Triple(t1.Subject, p, t2.Object));
}
}
foreach (var t in triples)
{
g.Assert(t);
}
}
private bool AddGraphToContext(Uri u, IGraph g)
{
if (this._store.HasGraph(u))
{
IGraph target = this._store.Graphs[u];
target.Assert(g.Triples.Select(t => t.CopyTriple(target)));
}
else
{
Graph copy = new Graph();
copy.BaseUri = u;
copy.Assert(g.Triples.Select(t => t.CopyTriple(copy)));
this.AddGraph(copy);
}
return(true);
}
private void AssertGraph(IGraph resourceGraph, IGraph graph)
{
var graphNode = _metaGraph.CreateUriNode(graph.BaseUri);
foreach (var triple in resourceGraph.Triples)
{
if (triple.Subject is IUriNode)
{
var uriNode = (IUriNode)triple.Subject;
_metaGraph.Assert(graphNode, _predicateNode, _metaGraph.CreateUriNode(uriNode.Uri));
_dereferencedResources.Add(uriNode.Uri.AbsoluteUri);
}
graph.Assert(triple);
}
}
public bool Assert(Triple t)
{
bool previouslyRetracted = Retracted.Remove(t);
if (_innerGraph.Assert(t))
{
if (!previouslyRetracted)
{
Asserted.Add(t);
}
return(true);
}
else
{
return(false);
}
}
private void TestDeleteDataThenInsertDataCommit()
{
ISparqlDataset dataset = this.GetNonEmptyDataset();
IGraph g = dataset.GetModifiableGraph(TestGraphUri);
g.Assert(new Triple(g.CreateUriNode(new Uri("ex:subj")), g.CreateUriNode(new Uri("ex:pred")), g.CreateUriNode(new Uri("ex:obj"))));
dataset.Flush();
String updates = "DELETE DATA { GRAPH <" + TestGraphUri.ToString() + "> { <ex:subj> <ex:pred> <ex:obj> } }; INSERT DATA { GRAPH <" + TestGraphUri.ToString() + "> { <ex:subj> <ex:pred> <ex:obj> } }";
SparqlUpdateCommandSet cmds = this._parser.ParseFromString(updates);
LeviathanUpdateProcessor processor = new LeviathanUpdateProcessor(dataset);
processor.ProcessCommandSet(cmds);
Assert.False(dataset[TestGraphUri].IsEmpty, "Graph should not be empty as the Flush() should persist first the delete then the insert so the end results should be the triple still being in the Graph");
}
public static void Add(this IInMemoryQueryableStore ms, OwlInstanceSupertype oc)
{
using (var ls = new LoggingScope("MemoryStoreExtensions.Add"))
{
Type t = oc.GetType();
Console.WriteLine(oc.InstanceUri);
PropertyInfo[] pia = t.GetProperties();
IGraph g = ms.GetDefaultGraph();
g.Assert(g.CreateUriNode(new Uri(oc.InstanceUri)), g.CreateUriNode(new Uri(RdfSpecsHelper.RdfType)), g.CreateUriNode(new Uri(OwlClassSupertype.GetOwlClassUri(t))));
foreach (PropertyInfo pi in pia)
{
if (pi.IsOntologyResource())
{
AddPropertyToStore(oc, pi, ms);
}
}
}
}
public static void ReplaceIRI(IGraph graph, Uri oldIRI, Uri newIRI)
{
// replace the local IRI with the NuGet IRI
string localUri = oldIRI.AbsoluteUri;
var triples = graph.Triples.ToArray();
string mainIRI = newIRI.AbsoluteUri;
foreach (var triple in triples)
{
IUriNode subject = triple.Subject as IUriNode;
IUriNode objNode = triple.Object as IUriNode;
INode newSubject = triple.Subject;
INode newObject = triple.Object;
bool replace = false;
if (subject != null && subject.Uri.AbsoluteUri.StartsWith(localUri))
{
// TODO: store these mappings in a dictionary
Uri iri = new Uri(String.Format(CultureInfo.InvariantCulture, "{0}{1}", mainIRI, subject.Uri.AbsoluteUri.Substring(localUri.Length)));
newSubject = graph.CreateUriNode(iri);
replace = true;
}
if (objNode != null && objNode.Uri.AbsoluteUri.StartsWith(localUri))
{
// TODO: store these mappings in a dictionary
Uri iri = new Uri(String.Format(CultureInfo.InvariantCulture, "{0}{1}", mainIRI, objNode.Uri.AbsoluteUri.Substring(localUri.Length)));
newObject = graph.CreateUriNode(iri);
replace = true;
}
if (replace)
{
graph.Assert(newSubject, triple.Predicate, newObject);
graph.Retract(triple);
}
}
}
public static void Load(IGraph output, JObject flattened)
{
JObject context = (JObject)flattened["@context"];
IDictionary<string, string> types = new Dictionary<string, string>();
foreach (JProperty term in context.Properties())
{
if (term.Value.Type == JTokenType.Object)
{
types.Add(term.Name, (((JObject)term.Value)["@type"]).ToString());
}
else
{
output.NamespaceMap.AddNamespace(term.Name, new Uri(term.Value.ToString()));
}
}
JArray graph = (JArray)flattened["@graph"];
foreach (JObject item in graph)
{
string id = item["@id"].ToString();
INode s = id.StartsWith("_:")
?
(INode)output.CreateBlankNode(id.Substring(2)) : (INode)output.CreateUriNode(new Uri(id));
foreach (JProperty prop in ((JObject)item).Properties())
{
if (prop.Name == "@id")
{
continue;
}
if (prop.Name == "@type")
{
INode p = output.CreateUriNode(new Uri("http://www.w3.org/1999/02/22-rdf-syntax-ns#type"));
if (prop.Value.Type == JTokenType.Array)
{
foreach (JToken type in (JArray)prop.Value)
{
INode o = output.CreateUriNode(type.ToString());
output.Assert(s, p, o);
}
}
else
{
INode o = output.CreateUriNode(prop.Value.ToString());
output.Assert(s, p, o);
}
}
else
{
INode p = output.CreateUriNode(prop.Name);
if (prop.Value.Type == JTokenType.Object)
{
string pid = ((JObject)prop.Value)["@id"].ToString();
INode o = pid.StartsWith("_:")
?
(INode)output.CreateBlankNode(pid.Substring(2)) : (INode)output.CreateUriNode(new Uri(pid));
output.Assert(s, p, o);
}
else
{
string type = "string";
types.TryGetValue(prop.Name, out type);
INode o;
if (type == "@id")
{
string pv = prop.Value.ToString();
o = pv.StartsWith("http:") ? output.CreateUriNode(new Uri(pv)) : output.CreateUriNode(pv);
}
else
{
o = output.CreateLiteralNode(prop.Value.ToString());
}
output.Assert(s, p, o);
}
}
}
}
}
protected override void AddCustomContent(INode resource, IGraph graph)
{
if (_commitUserData != null)
{
string baseAddress = ((IUriNode)resource).Uri.ToString();
INode commitUserData = graph.CreateUriNode(new Uri(baseAddress + "#commitUserData"));
graph.Assert(resource, graph.CreateUriNode(Schema.Predicates.CatalogCommitUserData), commitUserData);
foreach (KeyValuePair<string, string> item in _commitUserData)
{
graph.Assert(
commitUserData,
graph.CreateUriNode(Schema.Predicates.CatalogPropertyPrefix + item.Key),
graph.CreateLiteralNode(item.Value));
}
}
}
/// <summary>
/// Adds Description of Features for the given Handler Configuration
/// </summary>
/// <param name="g">Service Description Graph</param>
/// <param name="descripNode">Description Node for the Service</param>
public virtual void AddFeatureDescription(IGraph g, INode descripNode)
{
//Add Local Extension Function definitions
IUriNode extensionFunction = g.CreateUriNode("sd:" + SparqlServiceDescriber.PropertyExtensionFunction);
IUriNode extensionAggregate = g.CreateUriNode("sd:" + SparqlServiceDescriber.PropertyExtensionAggregate);
foreach (ISparqlCustomExpressionFactory factory in this._expressionFactories)
{
foreach (Uri u in factory.AvailableExtensionFunctions)
{
g.Assert(descripNode, extensionFunction, g.CreateUriNode(u));
}
foreach (Uri u in factory.AvailableExtensionAggregates)
{
g.Assert(descripNode, extensionAggregate, g.CreateUriNode(u));
}
}
}
public static void Reverse(IGraph graph, Uri existingProperty, Uri reverseProperty)
{
var existingTriples = graph
.GetTriplesWithPredicate(graph.CreateUriNode(existingProperty))
.ToList();
graph.Retract(existingTriples);
INode predicate = graph.CreateUriNode(reverseProperty);
foreach (var existingTriple in existingTriples)
{
graph.Assert(existingTriple.Object, predicate, existingTriple.Subject);
}
}
/// <summary>
/// Takes the contents of a SemWeb Statement Source and inputs it into a dotNetRDF Graph
/// </summary>
/// <param name="source">Statement Source</param>
/// <param name="g">Graph</param>
public static void FromSemWeb(StatementSource source, IGraph g)
{
SemWebMapping mapping = new SemWebMapping(g);
Triple t;
MemoryStore mem = new MemoryStore();
source.Select(mem);
foreach (Statement stmt in mem)
{
t = FromSemWeb(stmt, mapping);
g.Assert(t);
}
}
/// <summary>
/// Applies inference to the Input Graph and outputs the inferred information to the Output Graph
/// </summary>
/// <param name="input">Graph to apply inference to</param>
/// <param name="output">Graph inferred information is output to</param>
public virtual void Apply(IGraph input, IGraph output)
{
List<Triple> inferences = new List<Triple>();
lock (this._conceptMappings)
{
foreach (Triple t in input.Triples)
{
if (!(t.Predicate.Equals(this._skosBroader) || t.Predicate.Equals(this._skosNarrower)) && this._conceptMappings.ContainsKey(t.Object))
{
INode concept = t.Object;
while (this._conceptMappings.ContainsKey(concept))
{
if (this._conceptMappings[concept] != null)
{
//Assert additional information
inferences.Add(new Triple(t.Subject.CopyNode(output), t.Predicate.CopyNode(output), this._conceptMappings[concept].CopyNode(output)));
concept = this._conceptMappings[concept];
}
else
{
break;
}
}
}
}
}
if (inferences.Count > 0)
{
output.Assert(inferences);
}
}
/// <summary>
/// Applies inference to the Input Graph and outputs the inferred information to the Output Graph
/// </summary>
/// <param name="input">Graph to apply inference to</param>
/// <param name="output">Graph inferred information is output to</param>
public virtual void Apply(IGraph input, IGraph output)
{
//Infer information
List<Triple> inferences = new List<Triple>();
foreach (Triple t in input.Triples)
{
//Apply class/property hierarchy inferencing
if (t.Predicate.Equals(this._rdfType))
{
if (!t.Object.Equals(this._rdfsClass) && !t.Object.Equals(this._rdfProperty))
{
this.InferClasses(t, input, output, inferences);
}
}
else if (t.Predicate.Equals(this._rdfsSubClass))
{
//Assert that this thing is a Class
inferences.Add(new Triple(t.Subject.CopyNode(output), this._rdfType.CopyNode(output), this._rdfsClass.CopyNode(output)));
}
else if (t.Predicate.Equals(this._rdfsSubProperty))
{
//Assert that this thing is a Property
inferences.Add(new Triple(t.Subject.CopyNode(output), this._rdfType.CopyNode(output), this._rdfProperty.CopyNode(output)));
}
else if (this._propertyMappings.ContainsKey(t.Predicate))
{
INode property = t.Predicate;
//Navigate up the property hierarchy asserting additional properties if able
while (this._propertyMappings.ContainsKey(property))
{
if (this._propertyMappings[property] != null)
{
//Assert additional properties
inferences.Add(new Triple(t.Subject.CopyNode(output), this._propertyMappings[property].CopyNode(output), t.Object.CopyNode(output)));
property = this._propertyMappings[property];
}
else
{
break;
}
}
}
//Apply Domain and Range inferencing on Predicates
if (this._rangeMappings.ContainsKey(t.Predicate))
{
//Assert additional type information
foreach (INode n in this._rangeMappings.GetValues(t.Predicate))
{
inferences.Add(new Triple(t.Object.CopyNode(output), this._rdfType.CopyNode(output), n.CopyNode(output)));
}
//Call InferClasses to get extra type information
this.InferClasses(inferences[inferences.Count - 1], input, output, inferences);
}
if (this._domainMappings.ContainsKey(t.Predicate))
{
//Assert additional type information
foreach (INode n in this._domainMappings.GetValues(t.Predicate))
{
inferences.Add(new Triple(t.Subject.CopyNode(output), this._rdfType.CopyNode(output), n.CopyNode(output)));
}
//Call InferClasses to get extra type information
this.InferClasses(inferences[inferences.Count - 1], input, output, inferences);
}
}
//Assert the inferred information
inferences.RemoveAll(t => t.Subject.NodeType == NodeType.Literal);
if (inferences.Count > 0)
{
output.Assert(inferences);
}
}
/// <summary>
/// Loads a Graph from the Quad Store
/// </summary>
/// <param name="g">Graph to load into</param>
/// <param name="graphUri">Uri of the Graph to Load</param>
public void LoadGraph(IGraph g, Uri graphUri)
{
if (graphUri == null) throw new RdfStorageException("Cannot load an unnamed Graph from Virtuoso as this would require loading the entirety of the Virtuoso Quad Store into memory!");
if (!g.IsEmpty)
{
//Do the load into a new Empty Graph and then do a merge
Graph h = new Graph();
this.LoadGraph(h, graphUri);
g.Merge(h);
return;
}
try
{
g.BaseUri = graphUri;
//Need to keep Database Open as Literals require extra trips to the Database to get additional
//information about Language and Type
this.Open(false);
DataTable data = this.LoadTriples(graphUri);
foreach (DataRow row in data.Rows)
{
Object s, p, o;
INode subj, pred, obj;
//Get Data
s = row["S"];
p = row["P"];
o = row["O"];
//Create Nodes
subj = this.LoadNode(g, s);
pred = this.LoadNode(g, p);
obj = this.LoadNode(g, o);
//Assert Triple
g.Assert(new Triple(subj, pred, obj));
}
this.Close(false);
}
catch
{
this.Close(true);
throw;
}
}
public static void thingOneOf(IGraph graph, IUriNode[] listInds)
{
IBlankNode oneOfNode = graph.CreateBlankNode();
IBlankNode chainA = graph.CreateBlankNode();
IUriNode rdfType = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfType));
IUriNode rdfFirst = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfListFirst));
IUriNode rdfRest = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfListRest));
IUriNode rdfNil = graph.CreateUriNode(new Uri(RdfSpecsHelper.RdfListNil));
IUriNode owlClass = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "Class"));
IUriNode owlOneOf = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "oneOf"));
IUriNode owlThing = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "Thing"));
IUriNode owlEquivClass = graph.CreateUriNode(new Uri(NamespaceMapper.OWL + "equivalentClass"));
graph.Assert(new Triple(oneOfNode, rdfType, owlClass));
graph.Assert(new Triple(oneOfNode, owlOneOf, chainA));
graph.Assert(new Triple(owlThing, owlEquivClass, oneOfNode));
for (int i = 0; i < listInds.Length; i++)
{
graph.Assert(new Triple(chainA, rdfFirst, listInds[i]));
IBlankNode chainB = graph.CreateBlankNode();
if (i < listInds.Length - 1)
{
graph.Assert(new Triple(chainA, rdfRest, chainB));
chainA = chainB;
}
}
graph.Assert(new Triple(chainA, rdfRest, rdfNil));
}
/// <summary>
/// Loads Triples for the Graph with the given ID into the given Graph object
/// </summary>
/// <param name="g">Graph to load into</param>
/// <param name="graphID">Database Graph ID</param>
public override void LoadTriples(IGraph g, string graphID)
{
//Build the SQL for getting the Triples
String getTriples = "SELECT * FROM GRAPH_TRIPLES G INNER JOIN TRIPLES T ON G.tripleID=T.tripleID WHERE G.graphID=" + graphID;
//Get the Data
this.Open(true);
DataTable data = this.ExecuteQuery(getTriples);
//Load the Triples
String s, p, o;
INode subj, pred, obj;
foreach (DataRow r in data.Rows)
{
//Get the IDs
s = r["tripleSubject"].ToString();
p = r["triplePredicate"].ToString();
o = r["tripleObject"].ToString();
//Get the Nodes from these IDs
subj = this.LoadNode(g, s);
pred = this.LoadNode(g, p);
obj = this.LoadNode(g, o);
Triple t = new Triple(subj, pred, obj);
g.Assert(t);
//Store ID for later
try
{
Monitor.Enter(this._tripleIDs);
if (!this._tripleIDs.ContainsKey(t.GetHashCode()))
{
int id = Int32.Parse(r["tripleID"].ToString());
this._tripleIDs.Add(t.GetHashCode(), id);
}
}
finally
{
Monitor.Exit(this._tripleIDs);
}
}
//Close the Database Connection
this.Close(true);
}
public static void Rebase(IGraph source, IGraph destination, Uri sourceUri, Uri destinationUri)
{
Uri modifiedDestinationUri = new Uri(destinationUri.ToString().Replace('#', '/'));
foreach (Triple triple in source.Triples)
{
Uri subjectUri;
if (triple.Subject.ToString() == destinationUri.ToString())
{
subjectUri = modifiedDestinationUri;
}
else
{
subjectUri = RebaseUri(((IUriNode)triple.Subject).Uri, sourceUri, modifiedDestinationUri);
}
INode subjectNode = destination.CreateUriNode(subjectUri);
INode predicateNode = triple.Predicate.CopyNode(destination);
INode objectNode;
if (triple.Object is IUriNode)
{
Uri objectUri = RebaseUri(((IUriNode)triple.Object).Uri, sourceUri, modifiedDestinationUri);
objectNode = destination.CreateUriNode(objectUri);
}
else
{
objectNode = triple.Object.CopyNode(destination);
}
destination.Assert(subjectNode, predicateNode, objectNode);
}
}
/// <summary>
/// Converts a Sesame Graph to a dotNetRDF Graph
/// </summary>
/// <param name="source">Sesame Graph</param>
/// <param name="mapping">Blank Node Mapping</param>
/// <param name="target">dotNetRDF Graph</param>
public static void FromSesame(dotSesame.Graph source, SesameMapping mapping, IGraph target)
{
Iterator iter = source.iterator();
while (iter.hasNext())
{
dotSesame.Statement stmt = (dotSesame.Statement)iter.next();
target.Assert(FromSesame(stmt, mapping));
}
}
public override void ApplyToGraph(IGraph graph, IUriNode parent)
{
graph.Assert(parent, graph.CreateUriNode(new Uri(CantonConstants.CantonSchema + "origin")), graph.CreateLiteralNode(_origin));
graph.Assert(parent, graph.CreateUriNode(new Uri(CantonConstants.CantonSchema + "commitId")), graph.CreateLiteralNode("" + _commitId));
}
/// <summary>
/// Applies the reasoner to the given input Graph outputting inferences into the output Graph
/// </summary>
/// <param name="input">Input Graph</param>
/// <param name="output">Output Graph</param>
public virtual void Apply(IGraph input, IGraph output)
{
output.Assert(this._reasoner.Extract(OwlHelper.OwlExtractMode.AllStatements));
}
