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Commit c3f42c1f authored by Benedikt Heinrichs's avatar Benedikt Heinrichs
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Merge branch 'dev' into Issue/2082-migrateRoleStructuralData

parents 54d7a9f3 28df7884
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1 merge request!6Fix: Migrate role structured data to linked data
Pipeline #751390 skipped
......@@ -6,10 +6,67 @@ namespace SQL2Linked.Implementations
{
public class ResourceTypeStructuralData : StructuralData<ResourceType, ResourceTypeModel>
{
public readonly string ResourceTypeUrlPrefix = "https://purl.org/coscine/resourcetype";
public readonly Uri RdfType = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#type");
public readonly Uri DcatDataService = new ("http://www.w3.org/ns/dcat#DataService");
public readonly Uri dctermsTitle = new("http://purl.org/dc/terms/title");
public override IEnumerable<IGraph> ConvertToLinkedData(IEnumerable<ResourceType> entries)
{
// ToDo: Implement
throw new NotImplementedException();
var graphs = new List<IGraph>();
foreach (var entry in entries)
{
var resourceTypeGraphName = $"{ResourceTypeUrlPrefix}/{entry.Id}";
var graph = RdfStoreConnector.GetGraph(resourceTypeGraphName);
// check if a triple with a dcat:DataService already exists in the resourcetype graph
var getTriplesDcatDataService = graph.GetTriplesWithObject(DcatDataService);
if (!getTriplesDcatDataService.Any())
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(resourceTypeGraphName)),
graph.CreateUriNode(RdfType),
graph.CreateUriNode(DcatDataService)
)
);
Console.WriteLine($"For resource type '{entry.DisplayName}' will migrate triple '{graph.BaseUri}' a dcat:DataService. ");
}
else
{
Console.WriteLine($"For resource type '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri}' a dcat:DataService. ");
}
// check if a triple with dcterms:title '{entry.DisplayName}' already exists in the role graph
var getTriplesDctermsTitle = graph.GetTriplesWithPredicate(dctermsTitle);
if (!getTriplesDctermsTitle.Any())
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(resourceTypeGraphName)),
graph.CreateUriNode(dctermsTitle),
graph.CreateLiteralNode(entry.DisplayName)
)
);
Console.WriteLine($"For resource type '{entry.DisplayName}' will migrate triple '{graph.BaseUri}' dcterms:title '{entry.DisplayName}'. ");
}
else
{
Console.WriteLine($"For resource type '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri}' dcterms:title '{entry.DisplayName}'. ");
}
if (!getTriplesDcatDataService.Any() || !getTriplesDctermsTitle.Any())
{
graphs.Add(graph);
}
}
return graphs;
}
}
}
\ No newline at end of file
......@@ -25,17 +25,9 @@ namespace SQL2Linked.Implementations
if (!getTriples.Any())
{
// check if a user graph already exists
var exists = RdfStoreConnector.HasGraph(userGraphName);
if (!exists)
{
RdfStoreConnector.CreateNamedGraph(userGraphName);
}
graph.Assert(
new Triple(
graph.CreateBlankNode(),
graph.CreateUriNode(new Uri(userGraphName)),
graph.CreateUriNode(RdfType),
graph.CreateUriNode(FoafPerson)
)
......
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