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New: Migrate resource structured data to linked data

Merged New: Migrate resource structured data to linked data
Issue/2084-migrateResourceStructuralData into dev
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Merged Hanna Führ requested to merge Issue/2084-migrateResourceStructuralData into dev
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src/SQL2Linked/Implementations/ResourceStructuralData.cs
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using Coscine.Database.DataModel;
using Coscine.Database.Models;
using VDS.RDF;
using VDS.RDF.Query;
namespace SQL2Linked.Implementations
{
public class ResourceStructuralData : StructuralData<Resource, ResourceModel>
{
public readonly Uri org = new("http://www.w3.org/ns/org#");
public readonly Uri dcat = new("http://www.w3.org/ns/dcat#");
public readonly Uri dcterms = new("http://purl.org/dc/terms/");
public readonly Uri acl = new("http://www.w3.org/ns/auth/acl#");
public readonly Uri foaf = new("http://xmlns.com/foaf/0.1/");
public readonly Uri pim = new("http://www.w3.org/ns/pim/space#");
public readonly Uri rdf = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#");
public readonly Uri cosc = new("https://purl.org/coscine/");
private VisibilityModel VisibilityModel = new VisibilityModel();
private ProjectResourceModel ProjectResourceModel = new ProjectResourceModel();
private LicenseModel LicenseModel = new LicenseModel();
public override IEnumerable<IGraph> ConvertToLinkedData(IEnumerable<Resource> entries)
{
// ToDo: Implement
throw new NotImplementedException();
IEnumerable<Visibility> visibilities = VisibilityModel.GetAll();
IEnumerable<ProjectResource> projectResources = ProjectResourceModel.GetAll();
IEnumerable<License> licenses = LicenseModel.GetAll();
var graphs = new List<IGraph>();
string resourceUrlPrefix = "https://hdl.handle.net/" + Prefix;
foreach (var entry in entries)
{
var resourceGraphName = $"{resourceUrlPrefix}/{entry.Id}";
var graph = new Graph();
graph.BaseUri = new Uri(resourceGraphName);
AssertToGraphUriNode(graph, resourceGraphName, rdf + "type", dcat + "Catalog");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {rdf}type {dcat}Catalog'. ");
AssertToGraphUriNode(graph, resourceGraphName, rdf + "type", pim + "Storage");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {rdf}type {pim}Storage'. ");
AssertToGraphUriNode(graph, resourceGraphName, dcat + "service", cosc + $"resourcetype/{entry.TypeId}");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcat}service {cosc}resourcetype/{entry.TypeId}'. ");
AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "title", entry.ResourceName);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}title {entry.ResourceName}'. ");
AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "alternative", entry.DisplayName);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}alternative {entry.DisplayName}'. ");
foreach (var visibility in visibilities)
{
if (entry.VisibilityId == visibility.Id && visibility.DisplayName.Contains("Public"))
{
AssertToGraphUriNode(graph, resourceGraphName, cosc + "terms/resource#visibility", cosc + $"terms/visibility#public");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {cosc}terms/resource#visibility {cosc}terms/visibility#public'. ");
break;
}
else if (entry.VisibilityId == visibility.Id && visibility.DisplayName.Contains("Project Members"))
{
AssertToGraphUriNode(graph, resourceGraphName, cosc + "terms/resource#visibility", cosc + $"terms/visibility#projectMember");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {cosc}terms/resource#visibility {cosc}terms/visibility#projectMember'. ");
break;
}
}
foreach (var license in licenses)
{
if (entry.LicenseId == license.Id)
{
AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "license", license.DisplayName);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}license {license.DisplayName}'. ");
break;
}
}
if (!string.IsNullOrWhiteSpace(entry.Keywords))
{
var listKeywords = entry.Keywords.Split(';').ToList();
foreach (var keyword in listKeywords)
{
AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "subject", keyword);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}subject {keyword}'. ");
}
}
AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "rights", entry.UsageRights);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}rights {entry.UsageRights}'. ");
AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "description", entry.Description);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}description {entry.Description}'. ");
AssertToGraphUriNode(graph, resourceGraphName, dcterms + "conformsTo", entry.ApplicationProfile);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}conformsTo {entry.ApplicationProfile}'. ");
AssertToGraphLiteralNode(graph, resourceGraphName, cosc + "terms/resource#fixedValues", entry.FixedValues);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {cosc}terms/resource#fixedValues {entry.FixedValues}'. ");
AssertToGraphUriNode(graph, resourceGraphName, dcterms + "creator", cosc + $"users/{entry.Creator}");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}creator {cosc}users/{entry.Creator}'. ");
AssertToGraphLiteralNode(graph, resourceGraphName, cosc + "terms/resource#archived", entry.Archived.ToString(), new Uri("http://www.w3.org/2001/XMLSchema#boolean"));
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {cosc}terms/resource#archived {entry.Archived}'. ");
AssertToGraphUriNode(graph, resourceGraphName, foaf + "homepage", resourceGraphName);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {foaf}homepage {resourceGraphName}'. ");
SparqlParameterizedString cmdString = new SparqlParameterizedString
{
CommandText = "SELECT DISTINCT ?g " +
"WHERE {" +
"GRAPH ?g { ?s ?p ?o } . " +
"FILTER(STRSTARTS(STR(?s), \"" + resourceGraphName + "@\"))" +
"}"
};
var resultSet = QueryEndpoint.QueryWithResultSet(cmdString.ToString());
foreach (var result in resultSet)
{
AssertToGraphUriNode(graph, resourceGraphName, dcat + "catalog", result[0].ToString());
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcat}catalog {result[0].ToString()}'. ");
}
foreach (var projectResource in projectResources)
{
if (entry.Id == projectResource.ResourceId)
{
var blankNode = graph.CreateBlankNode();
AssertToGraphBlankAndUriNode(graph, blankNode, rdf + "type", acl + "Authorization");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{blankNode} {rdf}type {acl}Authorization'. ");
AssertToGraphBlankAndUriNode(graph, blankNode, acl + "agentGroup", $"{resourceUrlPrefix}/{projectResource.ProjectId}");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{blankNode} {acl}agentGroup {resourceUrlPrefix}/{projectResource.ProjectId}'. ");
AssertToGraphBlankAndUriNode(graph, blankNode, acl + "accessTo", resourceGraphName);
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{blankNode} {acl}accessTo {resourceGraphName}'. ");
AssertToGraphBlankAndUriNode(graph, blankNode, acl + "mode", acl + "Control");
Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{blankNode} {acl}accessTo {acl}Control'. ");
}
}
graphs.Add(graph);
}
return graphs;
}
}
}
\ No newline at end of file
}