1 files changed, 61 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/SPARQLStore/QueryEngine/DescriptionInterpreters/ThingDescriptionInterpreter.php b/www/wiki/extensions/SemanticMediaWiki/src/SPARQLStore/QueryEngine/DescriptionInterpreters/ThingDescriptionInterpreter.php
new file mode 100644
index 00000000..4ca00f6a
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/SPARQLStore/QueryEngine/DescriptionInterpreters/ThingDescriptionInterpreter.php
@@ -0,0 +1,61 @@
+<?php
+
+namespace SMW\SPARQLStore\QueryEngine\DescriptionInterpreters;
+
+use SMW\Query\Language\Description;
+use SMW\Query\Language\ThingDescription;
+use SMW\SPARQLStore\QueryEngine\ConditionBuilder;
+use SMW\SPARQLStore\QueryEngine\DescriptionInterpreter;
+use SMWExporter as Exporter;
+
+/**
+ * @license GNU GPL v2+
+ * @since 2.1
+ *
+ * @author Markus Krötzsch
+ * @author mwjames
+ */
+class ThingDescriptionInterpreter implements DescriptionInterpreter {
+
+	/**
+	 * @var ConditionBuilder
+	 */
+	private $conditionBuilder;
+
+	/**
+	 * @var Exporter
+	 */
+	private $exporter;
+
+	/**
+	 * @since 2.1
+	 *
+	 * @param ConditionBuilder|null $conditionBuilder
+	 */
+	public function __construct( ConditionBuilder $conditionBuilder = null ) {
+		$this->conditionBuilder = $conditionBuilder;
+		$this->exporter = Exporter::getInstance();
+	}
+
+	/**
+	 * @since 2.2
+	 *
+	 * {@inheritDoc}
+	 */
+	public function canInterpretDescription( Description $description ) {
+		return $description instanceof ThingDescription;
+	}
+
+	/**
+	 * @since 2.2
+	 *
+	 * {@inheritDoc}
+	 */
+	public function interpretDescription( Description $description ) {
+		return $this->conditionBuilder->newTrueCondition(
+			$this->conditionBuilder->getJoinVariable(),
+			$this->conditionBuilder->getOrderByProperty()
+		);
+	}
+
+}