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<?php
namespace SMW;
use SMWQueryResult;
use Title;
/**
* Printer for embedded data.
*
* Embeds in the page output the contents of the pages in the query result set.
* Printouts are ignored: it only matters which pages were returned by the query.
* The optional "titlestyle" formatting parameter can be used to apply a format to
* the headings for the page titles. If "titlestyle" is not specified, a <h1> tag is
* used.
*
* @license GNU GPL v2+
* @since 1.7
*
* @author Fernando Correia
* @author Markus Krötzsch
*/
class EmbeddedResultPrinter extends ResultPrinter {
protected $m_showhead;
protected $m_embedformat;
/**
* @see SMWResultPrinter::handleParameters
*
* @since 1.7
*
* @param array $params
* @param $outputmode
*/
protected function handleParameters( array $params, $outputmode ) {
parent::handleParameters( $params, $outputmode );
$this->m_showhead = !$params['embedonly'];
$this->m_embedformat = $params['embedformat'];
}
public function getName() {
return wfMessage( 'smw_printername_embedded' )->text();
}
/**
* @see ResultPrinter::isDeferrable
*
* {@inheritDoc}
*/
public function isDeferrable() {
return true;
}
protected function getResultText( SMWQueryResult $res, $outputMode ) {
// Ensure that there is an annotation block in place before starting the
// parse and transclution process. Unfortunately we are unable to block
// the inclusion of categories which are attached to a MediaWiki
// object we have no immediate access or control.
$this->transcludeAnnotation = false;
global $wgParser;
// No page should embed itself, find out who we are:
if ( $wgParser->getTitle() instanceof Title ) {
$title = $wgParser->getTitle()->getPrefixedText();
} else { // this is likely to be in vain -- this case is typical if we run on special pages
global $wgTitle;
$title = $wgTitle->getPrefixedText();
}
// print header
$result = '';
$footer = '';
$embstart = '';
$embend = '';
$headstart = '';
$headend = '';
$this->hasTemplates = true;
switch ( $this->m_embedformat ) {
case 'h1': case 'h2': case 'h3': case 'h4': case 'h5': case 'h6':
$headstart = '<' . $this->m_embedformat . '>';
$headend = '</' . $this->m_embedformat . ">\n";
break;
case 'ul': case 'ol':
$result .= '<' . $this->m_embedformat . '>';
$footer = '</' . $this->m_embedformat . '>';
$embstart = '<li>';
$headend = "<br />\n";
$embend = "</li>\n";
break;
}
// Print all result rows:
foreach ( $res->getResults() as $diWikiPage ) {
if ( $diWikiPage instanceof DIWikiPage ) { // ensure that we deal with title-likes
$dvWikiPage = DataValueFactory::getInstance()->newDataValueByItem( $diWikiPage, null );
$result .= $embstart;
if ( $this->m_showhead ) {
$result .= $headstart . $dvWikiPage->getLongWikiText( $this->mLinker ) . $headend;
}
if ( $dvWikiPage->getLongWikiText() != $title ) {
if ( $diWikiPage->getNamespace() == NS_MAIN ) {
$result .= '{{:' . $diWikiPage->getDBkey() . '}}';
} else {
$result .= '{{' . $dvWikiPage->getLongWikiText() . '}}';
}
} else { // block recursion
$result .= '<b>' . $dvWikiPage->getLongWikiText() . '</b>';
}
$result .= $embend;
}
}
// show link to more results
if ( $this->linkFurtherResults( $res ) ) {
$result .= $embstart
. $this->getFurtherResultsLink( $res, $outputMode )->getText( SMW_OUTPUT_WIKI, $this->mLinker )
. $embend;
}
$result .= $footer;
return $result;
}
/**
* @inheritdoc
*/
public function getParamDefinitions( array $definitions ) {
$definitions = parent::getParamDefinitions( $definitions );
$definitions[] = [
'name' => 'embedformat',
'message' => 'smw-paramdesc-embedformat',
'default' => 'h1',
'values' => [ 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'ol', 'ul' ],
];
$definitions[] = [
'name' => 'embedonly',
'type' => 'boolean',
'message' => 'smw-paramdesc-embedonly',
'default' => false,
];
return $definitions;
}
}
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