diff options
Diffstat (limited to 'www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialBrowse.php')
| -rw-r--r-- | www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialBrowse.php | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialBrowse.php b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialBrowse.php new file mode 100644 index 00000000..dcea1342 --- /dev/null +++ b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialBrowse.php @@ -0,0 +1,224 @@ +<?php + +namespace SMW\MediaWiki\Specials; + +use Html; +use SMW\ApplicationFactory; +use SMW\DataValueFactory; +use SMW\Encoder; +use SMW\MediaWiki\Specials\Browse\HtmlBuilder; +use SMW\MediaWiki\Specials\Browse\FieldBuilder; +use SMW\Message; +use SMWInfolink as Infolink; +use SpecialPage; + +/** + * A factbox view on one specific article, showing all the Semantic data about it + * + * @license GNU GPL v2+ + * @since 1.6 + * + * @author mwjames + */ +class SpecialBrowse extends SpecialPage { + + /** + * @see SpecialPage::__construct + */ + public function __construct() { + parent::__construct( 'Browse', '', true, false, 'default', true ); + } + + /** + * @see SpecialPage::execute + * + * @param string $query string + */ + public function execute( $query ) { + + $this->setHeaders(); + $webRequest = $this->getRequest(); + + // get the GET parameters + $articletext = $webRequest->getVal( 'article' ); + + if ( $webRequest->getText( 'cl', '' ) !== '' ) { + $query = Infolink::decodeCompactLink( 'cl:'. $webRequest->getText( 'cl' ) ); + } else { + $query = Infolink::decodeCompactLink( $query ); + } + + $isEmptyRequest = $query === null && ( $webRequest->getVal( 'article' ) === '' || $webRequest->getVal( 'article' ) === null ); + + // @see SMWInfolink::encodeParameters + if ( $query === null && $this->getRequest()->getCheck( 'x' ) ) { + $query = $this->getRequest()->getVal( 'x' ); + } + + // Auto-generated link is marked with a leading : + if ( $query !== '' && $query{0} === ':' ) { + $articletext = Encoder::unescape( $query ); + } elseif ( $articletext === null ) { + $articletext = $query; + } + + // no GET parameters? Then try the URL + if ( $articletext === null ) { + } + + $dataValue = DataValueFactory::getInstance()->newTypeIDValue( + '_wpg', + $articletext + ); + + $out = $this->getOutput(); + $out->setHTMLTitle( $dataValue->getTitle() ); + + $out->addModuleStyles( [ + 'mediawiki.ui', + 'mediawiki.ui.button', + 'mediawiki.ui.input', + 'ext.smw.browse.styles' + ] ); + + $out->addModules( [ + 'ext.smw.browse', + 'ext.smw.tooltip' + ] ); + + $out->addHTML( + $this->buildHTML( $webRequest, $dataValue, $isEmptyRequest ) + ); + + $this->addExternalHelpLinks( $dataValue ); + } + + private function buildHTML( $webRequest, $dataValue, $isEmptyRequest ) { + + if ( $isEmptyRequest && !$this->including() ) { + return Message::get( 'smw-browse-intro', Message::TEXT, Message::USER_LANGUAGE ) . FieldBuilder::createQueryForm(); + } + + if ( !$dataValue->isValid() ) { + + foreach ( $dataValue->getErrors() as $error ) { + $error = Message::decode( $error, Message::TEXT, Message::USER_LANGUAGE ); + } + + $html = Html::rawElement( + 'div', + [ + 'class' => 'smw-callout smw-callout-error' + ], + Message::get( [ 'smw-browse-invalid-subject', $error ], Message::TEXT, Message::USER_LANGUAGE ) + ); + + if ( !$this->including() ) { + $html .= FieldBuilder::createQueryForm( $webRequest->getVal( 'article' ) ); + } + + return $html; + } + + $applicationFactory = ApplicationFactory::getInstance(); + $dataItem = $dataValue->getDataItem(); + + $htmlBuilder = $this->newHtmlBuilder( + $webRequest, + $dataItem, + $applicationFactory->getStore(), + $applicationFactory->getSettings() + ); + + $options = $htmlBuilder->getOptions(); + + if ( $webRequest->getVal( 'format' ) === 'json' ) { + $semanticDataSerializer = $applicationFactory->newSerializerFactory()->newSemanticDataSerializer(); + $res = $semanticDataSerializer->serialize( + $applicationFactory->getStore()->getSemanticData( $dataItem ) + ); + + $this->getOutput()->disable(); + header( 'Content-type: ' . 'application/json' . '; charset=UTF-8' ); + echo json_encode( $res, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE ); + } + + if ( $webRequest->getVal( 'output' ) === 'legacy' || !$htmlBuilder->getOption( 'api' ) ) { + return $htmlBuilder->legacy(); + } + + // Ajax/API is doing the data fetch + return $htmlBuilder->placeholder(); + } + + private function newHtmlBuilder( $webRequest, $dataItem, $store, $settings ) { + + $htmlBuilder = new HtmlBuilder( + $store, + $dataItem + ); + + $htmlBuilder->setOptions( + [ + 'dir' => $webRequest->getVal( 'dir' ), + 'group' => $webRequest->getVal( 'group' ), + 'printable' => $webRequest->getVal( 'printable' ), + 'offset' => $webRequest->getVal( 'offset' ), + 'including' => $this->including(), + 'showInverse' => $settings->isFlagSet( 'smwgBrowseFeatures', SMW_BROWSE_SHOW_INVERSE ), + 'showAll' => $settings->isFlagSet( 'smwgBrowseFeatures', SMW_BROWSE_SHOW_INCOMING ), + 'showGroup' => $settings->isFlagSet( 'smwgBrowseFeatures', SMW_BROWSE_SHOW_GROUP ), + 'showSort' => $settings->isFlagSet( 'smwgBrowseFeatures', SMW_BROWSE_SHOW_SORTKEY ), + 'api' => $settings->isFlagSet( 'smwgBrowseFeatures', SMW_BROWSE_USE_API ), + + // WebRequest::getGPCVal/getVal doesn't understand `.` as in + // `valuelistlimit.out` + + 'valuelistlimit.out' => $webRequest->getVal( + 'valuelistlimit-out', + $settings->dotGet( 'smwgPagingLimit.browse.valuelist.outgoing' ) + ), + 'valuelistlimit.in' => $webRequest->getVal( + 'valuelistlimit-in', + $settings->dotGet( 'smwgPagingLimit.browse.valuelist.incoming' ) + ), + ] + ); + + return $htmlBuilder; + } + + private function addExternalHelpLinks( $dataValue ) { + + if ( $this->getRequest()->getVal( 'printable' ) === 'yes' ) { + return null; + } + + if ( $dataValue->isValid() ) { + $link = SpecialPage::getTitleFor( 'ExportRDF', $dataValue->getTitle()->getPrefixedText() ); + + $this->getOutput()->setIndicators( [ + 'browse' => Html::rawElement( + 'div', + [ + 'class' => 'smw-page-indicator-rdflink' + ], + Html::rawElement( + 'a', + [ + 'href' => $link->getLocalUrl( 'syntax=rdf' ) + ], + 'RDF' + ) + ) + ] ); + } + + $this->addHelpLink( wfMessage( 'smw-specials-browse-helplink' )->escaped(), true ); + } + + protected function getGroupName() { + return 'smw_group'; + } + +} |