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<?php |
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namespace Maps\SemanticMW\ResultPrinters; |
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use MapsKMLFormatter; |
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use ParamProcessor\ParamDefinition; |
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use SMW\FileExportPrinter; |
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use SMWQueryResult; |
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/** |
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* SMWResultPrinter class for printing a query result as KML. |
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* |
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* @file SM_KMLPrinter.php |
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* @ingroup SemanticMaps |
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* |
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* @licence GNU GPL v2+ |
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* @author Jeroen De Dauw < [email protected] > |
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*/ |
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class KmlPrinter extends FileExportPrinter { |
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/** |
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* Handler of the print request. |
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* |
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* @param SMWQueryResult $res |
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* @param $outputmode |
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* |
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* @return array |
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*/ |
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public function getResultText( SMWQueryResult $res, $outputmode ) { |
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if ( $outputmode == SMW_OUTPUT_FILE ) { |
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return $this->getKML( $res, $outputmode ); |
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} else { |
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return $this->getKMLLink( $res, $outputmode ); |
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} |
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} |
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/** |
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* Returns the KML for the query result. |
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* |
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* @param SMWQueryResult $res |
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* @param integer $outputmode |
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* |
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* @return string |
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*/ |
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private function getKML( SMWQueryResult $res, $outputmode ) { |
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$queryHandler = new QueryHandler( $res, $outputmode, $this->params['linkabsolute'] ); |
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$queryHandler->setText( $this->params['text'] ); |
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$queryHandler->setTitle( $this->params['title'] ); |
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$queryHandler->setSubjectSeparator( '' ); |
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$queryHandler->setPageLinkText( $this->params['pagelinktext'] ); |
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$formatter = new MapsKMLFormatter( $this->params ); |
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$shapes = $queryHandler->getShapes(); |
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$formatter->addPlacemarks( $shapes['locations'] ); |
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return $formatter->getKML(); |
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} |
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/** |
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* Returns a link (HTML) pointing to a query that returns the actual KML file. |
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* |
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* @param SMWQueryResult $res |
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* @param integer $outputmode |
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* |
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* @return string |
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*/ |
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private function getKMLLink( SMWQueryResult $res, $outputmode ) { |
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$searchLabel = $this->getSearchLabel( $outputmode ); |
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$link = $res->getQueryLink( |
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$searchLabel ? $searchLabel : wfMessage( 'semanticmaps-kml-link' )->inContentLanguage()->text() |
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); |
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$link->setParameter( 'kml', 'format' ); |
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$link->setParameter( $this->params['linkabsolute'] ? 'yes' : 'no', 'linkabsolute' ); |
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$link->setParameter( $this->params['pagelinktext'], 'pagelinktext' ); |
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if ( $this->params['title'] !== '' ) { |
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$link->setParameter( $this->params['title'], 'title' ); |
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} |
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if ( $this->params['text'] !== '' ) { |
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$link->setParameter( $this->params['text'], 'text' ); |
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} |
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// Fix for offset-error in getQueryLink() |
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// (getQueryLink by default sets offset to point to the next |
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// result set, fix by setting it to 0 if now explicitly set) |
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if ( array_key_exists( 'offset', $this->params ) ) { |
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$link->setParameter( $this->params['offset'], 'offset' ); |
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} else { |
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$link->setParameter( 0, 'offset' ); |
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} |
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if ( array_key_exists( 'limit', $this->params ) ) { |
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$link->setParameter( $this->params['limit'], 'limit' ); |
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} else { // Use a reasonable default limit. |
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$link->setParameter( 20, 'limit' ); |
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} |
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$this->isHTML = ( $outputmode == SMW_OUTPUT_HTML ); |
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return $link->getText( $outputmode, $this->mLinker ); |
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} |
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/** |
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* @see SMWResultPrinter::getParamDefinitions |
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* |
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* @param ParamDefinition[] $definitions |
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* |
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* @return array of ParamDefinition|array |
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*/ |
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public function getParamDefinitions( array $definitions ) { |
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global $egMapsDefaultLabel, $egMapsDefaultTitle; |
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$params = parent::getParamDefinitions( $definitions ); |
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$params['text'] = [ |
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'message' => 'semanticmaps-kml-text', |
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'default' => $egMapsDefaultLabel, |
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]; |
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$params['title'] = [ |
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'message' => 'semanticmaps-kml-title', |
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'default' => $egMapsDefaultTitle, |
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]; |
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$params['linkabsolute'] = [ |
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'message' => 'semanticmaps-kml-linkabsolute', |
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'type' => 'boolean', |
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'default' => true, |
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]; |
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$params['pagelinktext'] = [ |
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'message' => 'semanticmaps-kml-pagelinktext', |
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'default' => wfMessage( 'semanticmaps-default-kml-pagelink' )->text(), |
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]; |
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return $params; |
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} |
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/** |
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* @see SMWIExportPrinter::getMimeType |
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* |
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* @param SMWQueryResult $queryResult |
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* |
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* @return string |
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*/ |
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public function getMimeType( SMWQueryResult $queryResult ) { |
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return 'application/vnd.google-earth.kml+xml'; |
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} |
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/** |
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* @see SMWIExportPrinter::getFileName |
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* |
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* @param SMWQueryResult $queryResult |
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* |
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* @return string|boolean |
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*/ |
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public function getFileName( SMWQueryResult $queryResult ) { |
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return 'kml.kml'; |
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} |
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/** |
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* @see SMWResultPrinter::getName() |
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*/ |
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public final function getName() { |
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return wfMessage( 'semanticmaps-kml' )->text(); |
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} |
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/** |
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* @see SMWResultPrinter::handleParameters |
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* |
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* @param array $params |
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* @param $outputmode |
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*/ |
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protected function handleParameters( array $params, $outputmode ) { |
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$this->params = $params; |
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} |
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} |
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JeroenDeDauw /
Maps
