1 files changed, 90 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Query/Deferred.php b/www/wiki/extensions/SemanticMediaWiki/src/Query/Deferred.php
new file mode 100644
index 00000000..23ed1382
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Query/Deferred.php
@@ -0,0 +1,90 @@
+<?php
+
+namespace SMW\Query;
+
+use Html;
+use ParserOutput;
+use SMWQuery as Query;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class Deferred {
+
+	/**
+	 * Identifies the showMode
+	 */
+	const SHOW_MODE = 'dq.showmode';
+
+	/**
+	 * Identifies unparsed parameters
+	 */
+	const QUERY_PARAMETERS = 'dq.parameters';
+
+	/**
+	 * Identifies the @control element
+	 */
+	const CONTROL_ELEMENT = 'dq.control';
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param ParserOutput $parserOutput
+	 */
+	public static function registerResources( ParserOutput $parserOutput ) {
+		$parserOutput->addModuleStyles( 'ext.smw.deferred.styles' );
+		$parserOutput->addModules( 'ext.smw.deferred' );
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param Query $query
+	 *
+	 * @return string
+	 */
+	public static function buildHTML( Query $query ) {
+
+		$isShowMode = $query->getOption( self::SHOW_MODE );
+		$params = $query->getOption( 'query.params' );
+
+		// Ensures that a generated string can appear next to another text
+		$element = $isShowMode ? 'span' : 'div';
+
+		$result = Html::rawElement(
+			$element,
+			[
+				'class' => 'smw-deferred-query' . ( isset( $params['class'] ) ? ' ' . $params['class'] : '' ),
+				'data-query'  => json_encode(
+					[
+						'query'  => trim( $query->getOption( self::QUERY_PARAMETERS ) ),
+						'params' => $params,
+						'limit'  => $query->getLimit(),
+						'offset' => $query->getOffset(),
+						'max'    => $GLOBALS['smwgQMaxInlineLimit'],
+						'cmd'    => $isShowMode ? 'show' : 'ask'
+					]
+				)
+			],
+			Html::rawElement(
+				$element,
+				[
+					'id' => 'deferred-control',
+					'data-control' => $isShowMode ? '' : $query->getOption( self::CONTROL_ELEMENT )
+				]
+			) . Html::rawElement(
+				$element,
+				[
+					'id' => 'deferred-output',
+					'class' => 'smw-loading-image-dots'
+				]
+			)
+		);
+
+		return $result;
+	}
+
+}