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<?php
namespace SRF\Outline;
use SMWResultPrinter as ResultPrinter;
use SMWQueryResult as QueryResult;
/**
* A class to print query results in an outline format, along with some
* helper classes to handle the aggregation
*
* @license GNU GPL v2+
* @since 1.4.3
*
* @author Yaron Koren
*/
class OutlineResultPrinter extends ResultPrinter {
/**
* @see ResultPrinter::getName
*
* {@inheritDoc}
*/
public function getName() {
return wfMessage( 'srf_printername_outline' )->text();
}
/**
* @see SMWResultPrinter::getParamDefinitions
*
* @since 1.8
*
* {@inheritDoc}
*/
public function getParamDefinitions( array $definitions ) {
$params = parent::getParamDefinitions( $definitions );
$params['outlineproperties'] = [
'islist' => true,
'default' => [],
'message' => 'srf_paramdesc_outlineproperties',
];
$params[] = [
'name' => 'template',
'message' => 'smw-paramdesc-template',
'default' => '',
];
$params[] = [
'name' => 'userparam',
'message' => 'smw-paramdesc-userparam',
'default' => '',
];
$params[] = [
'name' => 'named args',
'type' => 'boolean',
'message' => 'smw-paramdesc-named_args',
'default' => true,
];
return $params;
}
/**
* @see ResultPrinter::getResultText
*
* {@inheritDoc}
*/
protected function getResultText( QueryResult $res, $outputMode ) {
// for each result row, create an array of the row itself
// and all its sorted-on fields, and add it to the initial
// 'tree'
$outlineTree = new OutlineTree();
while ( $row = $res->getNext() ) {
$outlineTree->addItem( $this->newOutlineItem( $row ) );
}
// now, cycle through the outline properties, creating the
// tree
foreach ( $this->params['outlineproperties'] as $property ) {
$outlineTree->addProperty( $property );
}
if ( $this->params['template'] !== '' ) {
$this->hasTemplates = true;
$templateBuilder = new TemplateBuilder(
$this->params
);
$templateBuilder->setLinker( $this->mLinker );
$result = $templateBuilder->build( $outlineTree );
} else {
$listTreeBuilder = new ListTreeBuilder(
$this->params + [ 'showHeaders' => $this->mShowHeaders ]
);
$listTreeBuilder->setLinker( $this->mLinker );
$result = $listTreeBuilder->build( $outlineTree );
}
if ( $this->linkFurtherResults( $res ) ) {
$link = $this->getFurtherResultsLink(
$res,
$outputMode
);
$result .= $link->getText( $outputMode, $this->mLinker ) . "\n";
}
return $result;
}
private function newOutlineItem( $row ) {
$outlineItem = new OutlineItem( $row );
foreach ( $row as $field ) {
$name = $field->getPrintRequest()->getText( SMW_OUTPUT_HTML );
if ( !in_array( $name, $this->params['outlineproperties'] ) ) {
continue;
}
while ( ( $dataValue = $field->getNextDataValue() ) !== false ) {
$outlineItem->addFieldValue(
$name,
$dataValue->getLongWikiText( $this->getLinker() )
);
}
}
return $outlineItem;
}
}
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