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NietzscheBeta/nietzsche-beta-app/src/app/ontology-viewer/ontology-definition.component.ts
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ontology-definition.component.ts
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import { Component, Input, OnInit } from '@angular/core';
import { first } from 'rxjs/operators';
import { OntologyQueryService } from './ontology-query.service';
import { DataMapping, QueryDataMapping, Namespace, Ontology, OntologyBearer } from './models';
import { SparqlParser } from './sparqljs';
@Component({
selector: 'ontology-definition',
templateUrl: './ontology-definition.component.html',
styleUrls: ['./ontology-definition.component.css']
})
export class OntologyDefinitionComponent implements OnInit, OntologyBearer {
@Input() ontology: Ontology;
@Input() namespaces: Namespace[];
dataMapping: DataMapping = { subject: null, subjectType: null, queryDataMappings: [] };
query: string = `
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX owl: <http://www.w3.org/2002/07/owl#>
PREFIX dct: <http://purl.org/dc/terms/>
SELECT ?title ?description ?creator ?contributor ?license ?publisher ?version WHERE {
?ontology a owl:Ontology.
OPTIONAL { ?ontology dct:license ?license }
OPTIONAL { ?ontology dct:title ?title }
OPTIONAL { ?ontology dct:description ?description }
OPTIONAL { ?ontology dct:creator ?creator }
OPTIONAL { ?ontology dct:publisher ?publisher}
OPTIONAL { ?ontology dct:contributor ?contributor }
OPTIONAL { ?ontology owl:versionInfo ?version }
}`
constructor(private queryService: OntologyQueryService) { }
ngOnInit() {
if (this.ontology != undefined && this.ontology != null){
let parser = new SparqlParser(this.queryService);
parser.fetchData(this, 'dataMapping', this.query, 'ontology', this.ontology.iri, this.namespaces);
}
}
}
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