Added support for scoping vocabularies by skos:inScheme.

model/GlobalConfig.php

@@ -360,4 +360,12 @@ public function getCollationEnabled()
     {
         return $this->getBoolean('skosmos:sparqlCollationEnabled', FALSE);
     }
+
+    /**
+     * @return boolean
+     */
+    public function getDefaultGraphOnly()
+    {
+        return $this->getBoolean('skosmos:defaultGraphOnly', FALSE);
+    }
 }

model/Model.php

@@ -585,19 +585,20 @@ public function getResourceFromUri($uri)
      * @param string $endpoint url address of endpoint
      * @param string|null $graph uri for the target graph.
      */
-    public function getSparqlImplementation($dialect, $endpoint, $graph)
+    public function getSparqlImplementation($dialect, $endpoint, $graph, $conceptSchemes=null)
     {
         $classname = $dialect . "Sparql";
 
-        return new $classname($endpoint, $graph, $this);
+        return new $classname($endpoint, $graph, $this, $conceptSchemes);
     }
 
     /**
      * Returns a SPARQL endpoint object using the default implementation set in the config.ttl.
      */
     public function getDefaultSparql()
     {
-        return $this->getSparqlImplementation($this->getConfig()->getDefaultSparqlDialect(), $this->getConfig()->getDefaultEndpoint(), '?graph');
+    	$graph = !$this->getConfig()->getDefaultGraphOnly() ? '?graph' : null;
+        return $this->getSparqlImplementation($this->getConfig()->getDefaultSparqlDialect(), $this->getConfig()->getDefaultEndpoint(), $graph);
     }
 
 }

model/Vocabulary.php

@@ -58,8 +58,9 @@ public function getSparql()
         $endpoint = $this->getEndpoint();
         $graph = $this->getGraph();
         $dialect = $this->config->getSparqlDialect() ?? $this->model->getConfig()->getDefaultSparqlDialect();
+        $conceptSchemes = $this->config->getConceptSchemeURIs() ?? null;
 
-        return $this->model->getSparqlImplementation($dialect, $endpoint, $graph);
+        return $this->model->getSparqlImplementation($dialect, $endpoint, $graph, $conceptSchemes);
     }
 
     /**

model/VocabularyConfig.php

@@ -307,6 +307,14 @@ public function getDataURLs()
         return $ret;
     }
 
+    /**
+     * Returns an array of concept schemes to restrict to using skos:inScheme.
+     */
+    public function getConceptSchemeURIs()
+    {
+        return $this->getResources("skosmos:conceptSchemes");
+    }
+
     /**
      * Returns the main Concept Scheme URI of that Vocabulary,
      * or null if not set.