1 files changed, 190 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Page/ListBuilder/ListBuilder.php b/www/wiki/extensions/SemanticMediaWiki/src/Page/ListBuilder/ListBuilder.php
new file mode 100644
index 00000000..98185608
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Page/ListBuilder/ListBuilder.php
@@ -0,0 +1,190 @@
+<?php
+
+namespace SMW\Page\ListBuilder;
+
+use Html;
+use SMW\DIProperty;
+use SMW\RequestOptions;
+use SMW\Store;
+use SMWDataItem as DataItem;
+use SMWPageLister as PageLister;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class ListBuilder {
+
+	/**
+	 * @var Store
+	 */
+	private $store;
+
+	/**
+	 * @var string
+	 */
+	private $languageCode = 'en';
+
+	/**
+	 * @var integer
+	 */
+	private $listLimit = 0;
+
+	/**
+	 * @var string
+	 */
+	private $listHeader = '';
+
+	/**
+	 * @var boolean
+	 */
+	private $isUserDefined = false;
+
+	/**
+	 * @var boolean
+	 */
+	private $checkProperty = true;
+
+	/**
+	 * @var integer
+	 */
+	private $itemCount = 0;
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param Store $store
+	 */
+	public function __construct( Store $store ) {
+		$this->store = $store;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param string $languageCode
+	 */
+	public function setLanguageCode( $languageCode ) {
+		$this->languageCode = $languageCode;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param boolean $isUserDefined
+	 */
+	public function isUserDefined( $isUserDefined ) {
+		$this->isUserDefined = $isUserDefined;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param integer $listLimit
+	 */
+	public function setListLimit( $listLimit ) {
+		$this->listLimit = $listLimit;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param string $listHeader
+	 */
+	public function setListHeader( $listHeader ) {
+		$this->listHeader = $listHeader;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param boolean $checkProperty
+	 */
+	public function checkProperty( $checkProperty ) {
+		$this->checkProperty = $checkProperty;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @return integer
+	 */
+	public function getItemCount() {
+		return $this->itemCount;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param DIProperty $property
+	 * @param DataItem $dataItem
+	 * @param RequestOptions $requestOptions
+	 *
+	 * @return string
+	 */
+	public function createHtml( DIProperty $property, DataItem $dataItem, RequestOptions $requestOptions ) {
+
+		$subjectList =  $this->store->getPropertySubjects(
+			$property,
+			$dataItem,
+			$requestOptions
+		);
+
+		// May return an iterator
+		if ( $subjectList instanceof \Iterator ) {
+			$subjectList = iterator_to_array( $subjectList );
+		}
+
+		$more = false;
+
+		// Pop the +1 look ahead from the list
+		if ( is_array( $subjectList ) && count( $subjectList ) > $this->listLimit ) {
+			array_pop( $subjectList );
+			$more = true;
+		}
+
+		$result = '';
+		$this->itemCount = is_array( $subjectList ) ? count( $subjectList ) : 0;
+
+		$callback = null;
+		$message = wfMessage( 'smw-propertylist-count', $this->itemCount )->text();
+
+		if ( $more ) {
+			$callback = function() use ( $property, $dataItem ) {
+				return \Html::element(
+					'a',
+					[
+						'href' => \SpecialPage::getSafeTitleFor( 'SearchByProperty' )->getLocalURL( [
+							'property' => $property->getLabel(),
+							'value' => $dataItem->getDBKey()
+						] )
+					],
+					wfMessage( 'smw_browse_more' )->text()
+				);
+			};
+
+			$message = wfMessage( 'smw-propertylist-count-more-available', $this->itemCount )->text();
+		}
+
+		if ( $this->itemCount > 0 ) {
+			$titleText = htmlspecialchars( str_replace( '_', ' ', $dataItem->getDBKey() ) );
+			$result .= "<div id=\"{$this->listHeader}\">" . "\n<p>";
+
+			$result .= $message . "</p>";
+			$property = $this->checkProperty ? $property : null;
+
+			if ( $this->itemCount < 6 ) {
+				$result .= PageLister::getShortList( 0, $this->itemCount, $subjectList, $property, $callback );
+			} else {
+				$result .= PageLister::getColumnList( 0, $this->itemCount, $subjectList, $property, $callback );
+			}
+
+			$result .= "\n</div>";
+		}
+
+		return $result;
+	}
+
+}