Update knowledgeGraphMetadataQuery

src/client/components/main_layout/TextPage.js

@@ -37,7 +37,7 @@ const TextPage = props => {
 
   useEffect(() => {
     if (props.fetchKnowledgeGraphMetadata) {
-      const resultClass = { props }
+      const { resultClass } = props
       props.fetchKnowledgeGraphMetadata({ resultClass })
     }
   }, [])

src/client/containers/SemanticPortal.js

@@ -576,6 +576,7 @@ const SemanticPortal = props => {
               render={() =>
                 <div className={classNames(classes.mainContainer, classes.textPageContainer)}>
                   <TextPage
+                    resultClass='perspective1KnowledgeGraphMetadata'
                     fetchKnowledgeGraphMetadata={props.fetchKnowledgeGraphMetadata}
                     knowledgeGraphMetadata={props.perspective1.knowledgeGraphMetadata}
                   >

src/server/sparql/sampo/sparql_queries/SparqlQueriesPerspective1.js

@@ -543,6 +543,11 @@ export const knowledgeGraphMetadataQuery = `
     ?id a sd:Dataset ;
         dct:title ?title ;
         dct:publisher ?publisher ;
-        dct:rightsHolder ?rightsHolder .
+        dct:rightsHolder ?rightsHolder ;
+        dct:modified ?modified ;
+        dct:source ?databaseDump__id .
+    ?databaseDump__id skos:prefLabel ?databaseDump__prefLabel ;
+                      mmm-schema:data_provider_url ?databaseDump__dataProviderUrl ;
+                      dct:modified ?databaseDump__modified .
   }
 `