FuzzyLikeThis.php

<?php
declare( strict_types = 1 );
 
namespace MediaWiki\Extension\Translate\TtmServer;
 
use Elastica\Query\AbstractQuery;
 
class FuzzyLikeThis extends AbstractQuery {
    private array $fieldNames = [];
    private string $likeText = '';
    private bool $ignoreTermFrequency = false;
    private int $maxQueryTerms = 25;
    private int $fuzziness = 2;
    private int $prefixLength = 0;
    private ?string $analyzer = null;
 
    public function addFieldNames( array $fieldNames ): self {
        $this->fieldNames = $fieldNames;
        return $this;
    }
 
    public function setLikeText( string $text ): self {
        $this->likeText = trim( $text );
 
        return $this;
    }
 
    public function setIgnoreTermFrequency( bool $ignoreTermFrequency ): self {
        $this->ignoreTermFrequency = $ignoreTermFrequency;
 
        return $this;
    }
 
    public function setFuzziness( int $value ): self {
        $this->fuzziness = $value;
 
        return $this;
    }
 
    public function setPrefixLength( int $value ): self {
        $this->prefixLength = $value;
 
        return $this;
    }
 
    public function setMaxQueryTerms( int $value ): self {
        $this->maxQueryTerms = $value;
 
        return $this;
    }
 
    public function setAnalyzer( string $text ): self {
        $this->analyzer = trim( $text );
 
        return $this;
    }
 
    public function toArray(): array {
        $args = [];
        if ( $this->fieldNames !== [] ) {
            $args['fields'] = $this->fieldNames;
        }
 
        if ( $this->analyzer ) {
            $args['analyzer'] = $this->analyzer;
        }
 
        $args['fuzziness'] = ( $this->fuzziness > 0 ) ? $this->fuzziness : 0;
 
        $args['like_text'] = $this->likeText;
        $args['prefix_length'] = $this->prefixLength;
        $args['ignore_tf'] = $this->ignoreTermFrequency;
        $args['max_query_terms'] = $this->maxQueryTerms;
 
        $data = parent::toArray();
        $args = array_merge( $args, $data['fuzzy_like_this'] );
 
        return [ 'fuzzy_like_this' => $args ];
    }
}