BasicSearchResultSetWidget.php

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<?php
 
namespace MediaWiki\Search\SearchWidgets;
 
use ISearchResultSet;
use MediaWiki\MediaWikiServices;
use Message;
use SpecialSearch;
use Status;
 
class BasicSearchResultSetWidget {
    protected $specialPage;
    protected $resultWidget;
    protected $sidebarWidget;
 
    public function __construct(
        SpecialSearch $specialPage,
        SearchResultWidget $resultWidget,
        SearchResultSetWidget $sidebarWidget
    ) {
        $this->specialPage = $specialPage;
        $this->resultWidget = $resultWidget;
        $this->sidebarWidget = $sidebarWidget;
    }
 
    public function render(
        $term,
        $offset,
        ISearchResultSet $titleResultSet = null,
        ISearchResultSet $textResultSet = null
    ) {
        $hasTitle = $titleResultSet ? $titleResultSet->numRows() > 0 : false;
        $hasText = $textResultSet ? $textResultSet->numRows() > 0 : false;
        $hasSecondary = $textResultSet
            ? $textResultSet->hasInterwikiResults( ISearchResultSet::SECONDARY_RESULTS )
            : false;
        $hasSecondaryInline = $textResultSet
            ? $textResultSet->hasInterwikiResults( ISearchResultSet::INLINE_RESULTS )
            : false;
 
        if ( !$hasTitle && !$hasText && !$hasSecondary && !$hasSecondaryInline ) {
            return '';
        }
 
        $out = '';
        if ( $hasTitle ) {
            $out .= $this->header( $this->specialPage->msg( 'titlematches' ) )
                // @phan-suppress-next-line PhanTypeMismatchArgumentNullable titleResultSet is set when used here
                . $this->renderResultSet( $titleResultSet, $offset );
        }
 
        if ( $hasText ) {
            if ( $hasTitle ) {
                $out .= "<div class='mw-search-visualclear'></div>" .
                    $this->header( $this->specialPage->msg( 'textmatches' ) );
            }
            // @phan-suppress-next-line PhanTypeMismatchArgumentNullable textResultSet is set when used
            $out .= $this->renderResultSet( $textResultSet, $offset );
        }
 
        if ( $hasSecondaryInline ) {
            $iwResults = $textResultSet->getInterwikiResults( ISearchResultSet::INLINE_RESULTS );
            foreach ( $iwResults as $interwiki => $results ) {
                if ( $results instanceof Status || $results->numRows() === 0 ) {
                    // ignore bad interwikis for now
                    continue;
                }
                $out .=
                    "<h2 class='mw-search-interwiki-header mw-search-visualclear'>" .
                        $this->specialPage->msg( "search-interwiki-results-{$interwiki}" )->parse() .
                    "</h2>";
                $out .= $this->renderResultSet( $results, $offset );
            }
        }
 
        if ( $hasSecondary ) {
            $out .= $this->sidebarWidget->render(
                $term,
                $textResultSet->getInterwikiResults( ISearchResultSet::SECONDARY_RESULTS )
            );
        }
 
        // Convert the whole thing to desired language variant
        // TODO: Move this up to Special:Search?
        $converter = MediaWikiServices::getInstance()->getLanguageConverterFactory()
            ->getLanguageConverter();
        return $converter->convert( $out );
    }
 
    protected function header( Message $msg ) {
        return "<h2>" .
            "<span class='mw-headline'>" . $msg->escaped() . "</span>" .
        "</h2>";
    }
 
    protected function renderResultSet( ISearchResultSet $resultSet, $offset ) {
        $hits = [];
        foreach ( $resultSet as $result ) {
            $hits[] = $this->resultWidget->render( $result, $offset++ );
        }
 
        return "<ul class='mw-search-results'>" . implode( '', $hits ) . "</ul>";
    }
}