1 files changed, 207 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Page/ConceptPage.php b/www/wiki/extensions/SemanticMediaWiki/src/Page/ConceptPage.php
new file mode 100644
index 00000000..56ebf905
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Page/ConceptPage.php
@@ -0,0 +1,207 @@
+<?php
+
+namespace SMW\Page;
+
+use Html;
+use SMW\ApplicationFactory;
+use SMW\DataValueFactory;
+use SMW\DIConcept;
+use SMW\DIProperty;
+use SMW\MediaWiki\Collator;
+use SMW\Message;
+use SMWDataItem as DataItem;
+use SMW\Utils\HtmlTabs;
+use SMW\Page\ListBuilder;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class ConceptPage extends Page {
+
+	/**
+	 * @var DIProperty
+	 */
+	private $property;
+
+	/**
+	 * @var Store
+	 */
+	private $store;
+
+	/**
+	 * @var DataValue
+	 */
+	private $propertyValue;
+
+	/**
+	 * @see Page::initParameters()
+	 *
+	 * @note We use a smaller limit here; property pages might become large.
+	 */
+	protected function initParameters() {
+		$this->limit = $this->getOption( 'pagingLimit' );
+	}
+
+	/**
+	 * Returns the HTML which is added to $wgOut after the article text.
+	 *
+	 * @return string
+	 */
+	protected function getHtml() {
+
+		$context = $this->getContext();
+		$context->getOutput()->addModuleStyles( 'ext.smw.page.styles' );
+
+		$request = $context->getRequest();
+		$store = ApplicationFactory::getInstance()->getStore();
+
+		// limit==0: configuration setting to disable this completely
+		if ( $this->limit > 0 ) {
+			$descriptionFactory = ApplicationFactory::getInstance()->getQueryFactory()->newDescriptionFactory();
+
+			$description = $descriptionFactory->newConceptDescription( $this->getDataItem() );
+			$query = \SMWPageLister::getQuery( $description, $this->limit, $this->from, $this->until );
+
+			$query->setLimit( $request->getVal( 'limit', $this->getOption( 'pagingLimit' ) ) );
+			$query->setOffset( $request->getVal( 'offset', '0' ) );
+			$query->setContextPage( $this->getDataItem() );
+			$query->setOption( $query::NO_DEPENDENCY_TRACE, true );
+			$query->setOption( $query::NO_CACHE, true );
+
+			$queryResult = $store->getQueryResult( $query );
+
+			$diWikiPages = $queryResult->getResults();
+
+			if ( $this->until !== '' ) {
+				$diWikiPages = array_reverse( $diWikiPages );
+			}
+
+			$errors = $queryResult->getErrors();
+		} else {
+			$diWikiPages = [];
+			$errors = [];
+		}
+
+		// Make navigation point to the result list.
+		$this->mTitle->setFragment( '#smw-result' );
+
+		$titleText = htmlspecialchars( $this->mTitle->getText() );
+		$resultCount = count( $diWikiPages );
+
+		$limit = $request->getVal( 'limit', $this->getOption( 'pagingLimit' ) );
+		$offset = $request->getVal( 'offset', '0' );
+
+		$query = [
+			'from' => $request->getVal( 'from', '' ),
+			'until' => $request->getVal( 'until', '' ),
+			'value' => $request->getVal( 'value', '' )
+		];
+
+		$navigationLinks = Html::rawElement(
+			'div',
+			[
+				'class' => 'smw-page-navigation'
+			],
+			Html::rawElement(
+				'div',
+				[
+					'class' => 'clearfix'
+				],
+				ListPager::pagination( $this->mTitle, $limit, $offset, $resultCount, $query + [ '_target' => '#smw-result' ] )
+			) . Html::rawElement(
+				'div',
+				[
+					'style' => 'margin-top:10px;margin-bottom:10px;'
+				],
+				wfMessage( 'smw_conceptarticlecount', ( $resultCount < $limit ? $resultCount : $limit ) )->parse()
+			)
+		);
+
+		$htmlTabs = new HtmlTabs();
+		$htmlTabs->setGroup( 'concept' );
+
+		if ( $this->mTitle->exists() ) {
+
+			$listBuilder = new ListBuilder(
+				$store
+			);
+
+			$html = $navigationLinks . $listBuilder->getColumnList( $diWikiPages );
+		} else {
+			$html = '';
+		}
+
+		$htmlTabs->tab(
+			'smw-concept-list',
+			$this->msg( 'smw-concept-tab-list' ) . $this->getCachedCount( $store ),
+			[
+				'hide' => $html === ''
+			]
+		);
+
+		$htmlTabs->content( 'smw-concept-list', $html );
+
+		// Improperty values
+		$html = smwfEncodeMessages( $errors );
+
+		$htmlTabs->tab( 'smw-concept-errors', $this->msg( 'smw-concept-tab-errors' ),  [ 'hide' => $html === '' ] );
+		$htmlTabs->content( 'smw-concept-errors', $html );
+
+		$html = $htmlTabs->buildHTML(
+			[ 'class' => 'smw-concept clearfix' ]
+		);
+
+		return Html::element(
+			'div',
+			[
+				'id' => 'smwfootbr'
+			]
+		) . Html::element(
+			'a',
+			[
+				'name' => 'smw-result'
+			],
+			null
+		) . Html::rawElement(
+			'div',
+			[
+				'id' => 'mw-pages'
+			],
+			$html
+		);
+	}
+
+	private function getCachedCount( $store ) {
+
+		$concept = $store->getConceptCacheStatus(
+			$this->getDataItem()
+		);
+
+		if ( !$concept instanceof DIConcept || $concept->getCacheStatus() !== 'full' ) {
+			return '';
+		}
+
+		$cacheCount = $concept->getCacheCount();
+		$date = $this->getContext()->getLanguage()->timeanddate( $concept->getCacheDate() );
+
+		$countMsg = Message::get( [ 'smw-concept-indicator-cache-update', $date ] );
+		$indicatorClass = ( $cacheCount < 25000 ? ( $cacheCount > 5000 ? ' moderate' : '' ) : ' high' );
+
+		return Html::rawElement(
+			'div',
+			[
+				'title' => $countMsg,
+				'class' => 'usage-count' . $indicatorClass
+			],
+			$cacheCount
+		);
+	}
+
+	private function msg( $params, $type = Message::TEXT, $lang = Message::USER_LANGUAGE ) {
+		return Message::get( $params, $type, $lang );
+	}
+
+}