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Commit 42ec34db authored by Hanna Führ's avatar Hanna Führ Committed by Benedikt Heinrichs
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New: Migrate resource structured data to linked data

parent f1f3840d
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2 merge requests!11Release: Sprint/2022 15 :robot:,!9New: Migrate resource structured data to linked data
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src/SQL2Linked/Implementations/ResourceStructuralData.cs
+ 141
− 3
View file @ 42ec34db
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;
}
}
}
src/SQL2Linked/Implementations/ResourceTypeStructuralData.cs
+ 11
− 26
View file @ 42ec34db
......@@ -7,10 +7,9 @@ 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 readonly Uri rdf = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#");
public readonly Uri dcat = new("http://www.w3.org/ns/dcat#");
public readonly Uri dcterms = new("http://purl.org/dc/terms/");
public override IEnumerable<IGraph> ConvertToLinkedData(IEnumerable<ResourceType> entries)
{
......@@ -22,43 +21,29 @@ namespace SQL2Linked.Implementations
var graph = RdfStoreConnector.GetGraph(resourceTypeGraphName);
// check if a triple with a dcat:DataService already exists in the resourcetype graph
var getTriplesDcatDataService = graph.GetTriplesWithObject(DcatDataService);
var getTriplesDcatDataService = graph.GetTriplesWithObject(new Uri(dcat + "DataService"));
if (!getTriplesDcatDataService.Any())
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(resourceTypeGraphName)),
graph.CreateUriNode(RdfType),
graph.CreateUriNode(DcatDataService)
)
);
Console.WriteLine($"For resource type '{entry.DisplayName}' will migrate triple '{graph.BaseUri}' a dcat:DataService. ");
AssertToGraphUriNode(graph, resourceTypeGraphName, rdf + "type", dcat + "DataService");
Console.WriteLine($"For resource type '{entry.DisplayName}' will migrate triple '{graph.BaseUri} {rdf}type {dcat}DataService'. ");
}
else
{
Console.WriteLine($"For resource type '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri}' a dcat:DataService. ");
Console.WriteLine($"For resource type '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri} {rdf}type {dcat}DataService'. ");
}
// check if a triple with dcterms:title '{entry.DisplayName}' already exists in the role graph
var getTriplesDctermsTitle = graph.GetTriplesWithPredicate(dctermsTitle);
var getTriplesDctermsTitle = graph.GetTriplesWithPredicate(new Uri(dcterms + "Title"));
if (!getTriplesDctermsTitle.Any())
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(resourceTypeGraphName)),
graph.CreateUriNode(dctermsTitle),
graph.CreateLiteralNode(entry.DisplayName)
)
);
Console.WriteLine($"For resource type '{entry.DisplayName}' will migrate triple '{graph.BaseUri}' dcterms:title '{entry.DisplayName}'. ");
AssertToGraphLiteralNode(graph, resourceTypeGraphName, dcterms + "title", entry.DisplayName);
Console.WriteLine($"For resource type '{entry.DisplayName}' will migrate triple '{graph.BaseUri} {dcterms}title {entry.DisplayName}'. ");
}
else
{
Console.WriteLine($"For resource type '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri}' dcterms:title '{entry.DisplayName}'. ");
Console.WriteLine($"For resource type '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri} {dcterms}title {entry.DisplayName}'. ");
}
if (!getTriplesDcatDataService.Any() || !getTriplesDctermsTitle.Any())
{
......
src/SQL2Linked/Implementations/RoleStructuralData.cs
+ 12
− 25
View file @ 42ec34db
......@@ -7,9 +7,10 @@ namespace SQL2Linked.Implementations
public class RoleStructuralData : StructuralData<Role, RoleModel>
{
public readonly string RoleUrlPrefix = "https://purl.org/coscine/roles";
public readonly Uri RdfType = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#type");
public readonly Uri orgRole = new("http://www.w3.org/ns/org#Role");
public readonly Uri dctermsTitle = new("http://purl.org/dc/terms/title");
public readonly Uri cosc = new("https://purl.org/coscine/");
public readonly Uri rdf = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#");
public readonly Uri org = new("http://www.w3.org/ns/org#");
public readonly Uri dcterms = new("http://purl.org/dc/terms/");
public override IEnumerable<IGraph> ConvertToLinkedData(IEnumerable<Role> entries)
{
......@@ -21,43 +22,29 @@ namespace SQL2Linked.Implementations
var graph = RdfStoreConnector.GetGraph(roleGraphName);
// check if a triple with a org:role already exists in the role graph
var getTriplesOrgRole = graph.GetTriplesWithObject(orgRole);
var getTriplesOrgRole = graph.GetTriplesWithObject(new Uri(org + "Role"));
if (!getTriplesOrgRole.Any())
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(roleGraphName)),
graph.CreateUriNode(RdfType),
graph.CreateUriNode(orgRole)
)
);
Console.WriteLine($"For role '{entry.DisplayName}' will migrate triple '{graph.BaseUri}' a org:Role. ");
AssertToGraphUriNode(graph, roleGraphName, rdf + "type", org + "Role");
Console.WriteLine($"For role '{entry.DisplayName}' will migrate triple '{graph.BaseUri} {rdf}type {org}Role'. ");
}
else
{
Console.WriteLine($"For role '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri}' a org:Role. ");
Console.WriteLine($"For role '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri} {rdf}type {org}Role'. ");
}
// check if a triple with dcterms:title '{entry.DisplayName}' already exists in the role graph
var getTriplesDctermsTitle = graph.GetTriplesWithPredicate(dctermsTitle);
var getTriplesDctermsTitle = graph.GetTriplesWithPredicate(new Uri(dcterms + "title"));
if (!getTriplesDctermsTitle.Any())
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(roleGraphName)),
graph.CreateUriNode(dctermsTitle),
graph.CreateLiteralNode(entry.DisplayName)
)
);
Console.WriteLine($"For role '{entry.DisplayName}' will migrate triple '{graph.BaseUri}' dcterms:title '{entry.DisplayName}'. ");
AssertToGraphLiteralNode(graph, roleGraphName, dcterms + "title", entry.DisplayName);
Console.WriteLine($"For role '{entry.DisplayName}' will migrate triple '{graph.BaseUri} {dcterms}title {entry.DisplayName}'. ");
}
else
{
Console.WriteLine($"For role '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri}' dcterms:title '{entry.DisplayName}'. ");
Console.WriteLine($"For role '{entry.DisplayName}' will NOT migrate triple '{graph.BaseUri} {dcterms}title {entry.DisplayName}'. ");
}
if (!getTriplesOrgRole.Any() || !getTriplesDctermsTitle.Any())
{
......
src/SQL2Linked/Implementations/UserStructuralData.cs
+ 11
− 12
View file @ 42ec34db
......@@ -8,8 +8,8 @@ namespace SQL2Linked.Implementations
public class UserStructuralData : StructuralData<User, UserModel>
{
public readonly string UserUrlPrefix = "https://purl.org/coscine/users";
public readonly Uri RdfType = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#type");
public readonly Uri FoafPerson = new("http://xmlns.com/foaf/0.1/Person");
public readonly Uri rdf = new("http://www.w3.org/1999/02/22-rdf-syntax-ns#");
public readonly Uri foaf = new("http://xmlns.com/foaf/0.1/");
public override IEnumerable<IGraph> ConvertToLinkedData(IEnumerable<User> entries)
{
......@@ -21,17 +21,16 @@ namespace SQL2Linked.Implementations
var graph = RdfStoreConnector.GetGraph(userGraphName);
// check if a triple with a foaf:Person already exists in the user graph
var getTriples = graph.GetTriplesWithObject(FoafPerson);
var getTriples = graph.GetTriplesWithObject(new Uri(foaf + "Person"));
// check if the current display name is already applied in the user graph
var getTriplesName = graph.GetTriplesWithPredicate(new Uri(foaf + "name"));
if (!getTriples.Any())
if (!getTriples.Any() || !getTriplesName.Any((triple) => triple.Object.ToString() == entry.DisplayName))
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(userGraphName)),
graph.CreateUriNode(RdfType),
graph.CreateUriNode(FoafPerson)
)
);
AssertToGraphUriNode(graph, userGraphName, rdf + "type", foaf + "Person");
graph.Retract(getTriplesName);
AssertToGraphLiteralNode(graph, userGraphName, foaf + "name", entry.DisplayName);
graphs.Add(graph);
......
src/SQL2Linked/StructuralData.cs
+ 36
− 0
View file @ 42ec34db
......@@ -2,6 +2,7 @@
using Coscine.Database.Models;
using Coscine.Metadata;
using VDS.RDF;
using VDS.RDF.Query;
namespace SQL2Linked
{
......@@ -10,12 +11,16 @@ namespace SQL2Linked
public T Model { get; init; }
public ConsulConfiguration Configuration { get; init; }
public RdfStoreConnector RdfStoreConnector { get; init; }
public static string Prefix { get; set; }
public readonly SparqlRemoteEndpoint QueryEndpoint;
public StructuralData()
{
Configuration = new ConsulConfiguration();
RdfStoreConnector = new RdfStoreConnector(Configuration.GetStringAndWait("coscine/local/virtuoso/additional/url"));
Model = new T();
Prefix = Configuration.GetStringAndWait("coscine/global/epic/prefix");
QueryEndpoint = new SparqlRemoteEndpoint(new Uri(Configuration.GetStringAndWait("coscine/local/virtuoso/additional/url")));
}
public abstract IEnumerable<IGraph> ConvertToLinkedData(IEnumerable<S> entries);
......@@ -51,5 +56,36 @@ namespace SQL2Linked
Console.WriteLine();
}
}
public void AssertToGraphUriNode(IGraph graph, string graphSubject, string graphPredicate, string graphObject)
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(graphSubject)),
graph.CreateUriNode(new Uri(graphPredicate)),
graph.CreateUriNode(new Uri(graphObject))
)
);
}
public void AssertToGraphLiteralNode(IGraph graph, string graphSubject, string graphPredicate, string graphObject, Uri? objectType = null)
{
graph.Assert(
new Triple(
graph.CreateUriNode(new Uri(graphSubject)),
graph.CreateUriNode(new Uri(graphPredicate)),
graph.CreateLiteralNode(graphObject, objectType)
)
);
}
public void AssertToGraphBlankAndUriNode(IGraph graph, IBlankNode graphSubject, string graphPredicate, string graphObject)
{
graph.Assert(
new Triple(
graphSubject,
graph.CreateUriNode(new Uri(graphPredicate)),
graph.CreateUriNode(new Uri(graphObject))
)
);
}
}
}
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