1 files changed, 380 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Page/PropertyPage.php b/www/wiki/extensions/SemanticMediaWiki/src/Page/PropertyPage.php
new file mode 100644
index 00000000..c8580337
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Page/PropertyPage.php
@@ -0,0 +1,380 @@
+<?php
+
+namespace SMW\Page;
+
+use Html;
+use SMW\ApplicationFactory;
+use SMW\DataValueFactory;
+use SMW\DataValues\ValueFormatters\DataValueFormatter;
+use SMW\DIProperty;
+use SMW\Message;
+use SMW\Page\ListBuilder\ListBuilder as SimpleListBuilder;
+use SMW\Page\ListBuilder\ValueListBuilder;
+use SMW\PropertyRegistry;
+use SMW\PropertySpecificationReqMsgBuilder;
+use SMW\RequestOptions;
+use SMW\Store;
+use SMW\StringCondition;
+use Title;
+use SMW\Utils\HtmlTabs;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class PropertyPage extends Page {
+
+	/**
+	 * @var Store
+	 */
+	private $store;
+
+	/**
+	 * @var PropertySpecificationReqMsgBuilder
+	 */
+	private $propertySpecificationReqMsgBuilder;
+
+	/**
+	 * @var DIProperty
+	 */
+	private $property;
+
+	/**
+	 * @var DataValue
+	 */
+	private $propertyValue;
+
+	/**
+	 * @var ListBuilder
+	 */
+	private $listBuilder;
+
+	/**
+	 * @see 3.0
+	 *
+	 * @param Title $title
+	 * @param Store $store
+	 * @param PropertySpecificationReqMsgBuilder $propertySpecificationReqMsgBuilder
+	 */
+	public function __construct( Title $title, Store $store, PropertySpecificationReqMsgBuilder $propertySpecificationReqMsgBuilder ) {
+		parent::__construct( $title );
+		$this->store = $store;
+		$this->propertySpecificationReqMsgBuilder = $propertySpecificationReqMsgBuilder;
+	}
+
+	/**
+	 * @see Page::initParameters()
+	 */
+	protected function initParameters() {
+		// We use a smaller limit here; property pages might become large
+		$this->limit = $this->getOption( 'pagingLimit' );
+		$this->property = DIProperty::newFromUserLabel( $this->getTitle()->getText() );
+		$this->propertyValue = DataValueFactory::getInstance()->newDataValueByItem( $this->property );
+	}
+
+	/**
+	 * @see Page::getIntroductoryText
+	 *
+	 * @since 3.0
+	 *
+	 * @return string
+	 */
+	protected function getIntroductoryText() {
+
+		$redirectTarget = $this->store->getRedirectTarget( $this->property );
+
+		if ( !$redirectTarget->equals( $this->property ) ) {
+			return '';
+		}
+
+		$this->propertySpecificationReqMsgBuilder->setSemanticData(
+			$this->fetchSemanticDataFromEditInfo()
+		);
+
+		$this->propertySpecificationReqMsgBuilder->check(
+			$this->property
+		);
+
+		return $this->propertySpecificationReqMsgBuilder->getMessage();
+	}
+
+	/**
+	 * @see Page::isLockedView
+	 *
+	 * @since 3.0
+	 *
+	 * @return boolean
+	 */
+	protected function isLockedView() {
+		return $this->propertySpecificationReqMsgBuilder->reqLock();
+	}
+
+	/**
+	 * @see Page::getRedirectTargetURL
+	 *
+	 * @since 3.0
+	 *
+	 * @return string|boolean
+	 */
+	protected function getRedirectTargetURL() {
+
+		$label = $this->getTitle()->getText();
+
+		$property = new DIProperty(
+			PropertyRegistry::getInstance()->findPropertyIdByLabel( $label )
+		);
+
+		// Ensure to redirect to `Property:Modification date` and not using
+		// a possible user contextualized version such as `Property:Date de modification`
+		$canonicalLabel = $property->getCanonicalLabel();
+
+		if ( $canonicalLabel !== '' && $label !== $canonicalLabel ) {
+			return $property->getCanonicalDiWikiPage()->getTitle()->getFullURL();
+		}
+
+		return false;
+	}
+
+	/**
+	 * Returns the HTML which is added to $wgOut after the article text.
+	 *
+	 * @return string
+	 */
+	protected function getHtml() {
+
+		if ( !$this->store->getRedirectTarget( $this->property )->equals( $this->property ) ) {
+			return '';
+		}
+
+		$context = $this->getContext();
+		$languageCode = $context->getLanguage()->getCode();
+
+		$html = '';
+		$matches = [];
+
+		$context->getOutput()->addModuleStyles( 'ext.smw.page.styles' );
+		$context->getOutput()->addModules( 'smw.property.page' );
+
+		$context->getOutput()->setPageTitle(
+			$this->propertyValue->getFormattedLabel( DataValueFormatter::WIKI_LONG )
+		);
+
+		$this->listBuilder = new SimpleListBuilder(
+			$this->store
+		);
+
+		$this->listBuilder->setLanguageCode(
+			$languageCode
+		);
+
+		$this->listBuilder->isUserDefined(
+			$this->property->isUserDefined()
+		);
+
+		if ( $this->mParserOutput instanceof \ParserOutput ) {
+			preg_match_all(
+				"/" . "<section class=\"smw-property-specification\"(.*)?>([\s\S]*?)<\/section>" . "/m",
+				$this->mParserOutput->getText(),
+				$matches
+			);
+		}
+
+		$isFirst = true;
+
+		$htmlTabs = new HtmlTabs();
+		$htmlTabs->setGroup( 'property' );
+
+		$html = $this->makeValueList( $languageCode );
+		$isFirst = $html === '';
+
+		$htmlTabs->tab( 'smw-property-value', $this->msg( 'smw-property-tab-usage' ) . $this->getUsageCount(), [ 'hide' => $html === '' ] );
+		$htmlTabs->content( 'smw-property-value', $html );
+
+		// Redirects
+		list( $html, $itemCount ) = $this->makeList( 'redirect', '_REDI', true );
+		$isFirst = $isFirst && $html === '';
+
+		$htmlTabs->tab( 'smw-property-redi', $this->msg( 'smw-property-tab-redirects' ) . $itemCount, [ 'hide' => $html === '' ] );
+		$htmlTabs->content( 'smw-property-redi', $html );
+
+		// Subproperties
+		list( $html, $itemCount ) = $this->makeList( 'subproperty', '_SUBP', true );
+		$isFirst = $isFirst && $html === '';
+
+		$htmlTabs->tab( 'smw-property-subp', $this->msg( 'smw-property-tab-subproperties' ) . $itemCount,  [ 'hide' => $html === '' ] );
+		$htmlTabs->content( 'smw-property-subp', $html );
+
+		// Improperty values
+		list( $html, $itemCount ) = $this->makeList( 'error', '_ERRP', false );
+		$isFirst = $isFirst && $html === '';
+
+		$htmlTabs->tab( 'smw-property-errp', $this->msg( 'smw-property-tab-errors' ) . $itemCount, [ 'hide' => $html === '', 'class' => 'smw-tab-warning' ] );
+		$htmlTabs->content( 'smw-property-errp', $html );
+
+		if ( isset( $matches[2] ) && $matches[2] !== [] ) {
+			$html = "<div>" . implode('</div><div>', $matches[2] ) . "</div>";
+		} else {
+			$html = '';
+		}
+
+		$htmlTabs->tab(
+			'smw-property-spec',
+			$this->msg( 'smw-property-tab-specification' ),
+			[
+				'hide' => $html === '',
+				'class' => $isFirst ? 'smw-tab-spec' : 'smw-tab-spec smw-tab-right'
+			]
+		);
+
+		$htmlTabs->content( 'smw-property-spec', $html );
+
+		$html = $htmlTabs->buildHTML(
+			[ 'class' => 'smw-property clearfix' ]
+		);
+
+		return $html;
+	}
+
+	private function fetchSemanticDataFromEditInfo() {
+
+		$applicationFactory = ApplicationFactory::getInstance();
+
+		if ( $this->getPage()->getRevision() === null ) {
+			return null;
+		}
+
+		$editInfoProvider = $applicationFactory->newMwCollaboratorFactory()->newEditInfoProvider(
+			$this->getPage(),
+			$this->getPage()->getRevision()
+		);
+
+		return $editInfoProvider->fetchSemanticData();
+	}
+
+	private function makeList( $key, $propertyKey, $checkProperty = true ) {
+
+		// Ignore the list when a filter is present
+		if ( $this->getContext()->getRequest()->getVal( 'filter', '' ) !== '' ) {
+			return [ '', '' ];
+		}
+
+		$propertyListLimit = $this->getOption( 'smwgPropertyListLimit' );
+		$listLimit = $propertyListLimit[$key];
+
+		$requestOptions = new RequestOptions();
+		$requestOptions->sort = true;
+		$requestOptions->ascending = true;
+
+		// +1 look ahead
+		$requestOptions->setLimit(
+			$listLimit + 1
+		);
+
+		$this->listBuilder->setListLimit(
+			$listLimit
+		);
+
+		$this->listBuilder->setListHeader(
+			'smw-propertylist-' . $key
+		);
+
+		$this->listBuilder->checkProperty(
+			$checkProperty
+		);
+
+		$html = $this->listBuilder->createHtml(
+			new DIProperty( $propertyKey ),
+			$this->getDataItem(),
+			$requestOptions
+		);
+
+		$itemCount = Html::rawElement(
+			'span',
+			[
+				'class' => 'item-count'
+			],
+			$this->listBuilder->getItemCount()
+		);
+
+		return [ $html, $itemCount ];
+	}
+
+	private function makeValueList( $languageCode ) {
+
+		$request = $this->getContext()->getRequest();
+
+		$valueListBuilder = new ValueListBuilder(
+			$this->store
+		);
+
+		$valueListBuilder->setLanguageCode(
+			$languageCode
+		);
+
+		$valueListBuilder->setPagingLimit(
+			$this->getOption( 'pagingLimit' )
+		);
+
+		$valueListBuilder->setMaxPropertyValues(
+			$this->getOption( 'smwgMaxPropertyValues' )
+		);
+
+		return $valueListBuilder->createHtml(
+			$this->property,
+			$this->getDataItem(),
+			[
+				'limit'  => $request->getVal( 'limit', $this->getOption( 'pagingLimit' ) ),
+				'offset' => $request->getVal( 'offset', '0' ),
+				'from'   => $request->getVal( 'from', '' ),
+				'until'  => $request->getVal( 'until', '' ),
+				'filter' => $request->getVal( 'filter', '' )
+			]
+		);
+	}
+
+	private function msg( $params, $type = Message::TEXT, $lang = Message::USER_LANGUAGE ) {
+		return Message::get( $params, $type, $lang );
+	}
+
+	private function getUsageCount() {
+
+		$requestOptions = new RequestOptions();
+		$requestOptions->setLimit( 1 );
+
+		// Label that corresponds to the display and sort characteristics
+		if ( $this->property->isUserDefined() ) {
+			$searchLabel = $this->propertyValue->getSearchLabel();
+		} else {
+			$searchLabel = $this->property->getKey();
+			$requestOptions->setOption( RequestOptions::SEARCH_FIELD, 'smw_title' );
+		}
+
+		$requestOptions->addStringCondition( $searchLabel, StringCondition::COND_EQ );
+
+		$cachedLookupList = $this->store->getPropertiesSpecial( $requestOptions );
+		$usageList = $cachedLookupList->fetchList();
+
+		if ( !$usageList || $usageList === [] ) {
+			return '';
+		}
+
+		$usage = end( $usageList );
+		$usageCount = $usage[1];
+		$date = $this->getContext()->getLanguage()->timeanddate( $cachedLookupList->getTimestamp() );
+
+		$countMsg = Message::get( [ 'smw-property-indicator-last-count-update', $date ] );
+		$indicatorClass = ( $usageCount < 25000 ? ( $usageCount > 5000 ? ' moderate' : '' ) : ' high' );
+
+		return Html::rawElement(
+			'span',
+			[
+				'title' => $countMsg,
+				'class' => 'usage-count'  . $indicatorClass
+			],
+			$usageCount
+		);
+	}
+
+}