wikimedia/mediawiki-extensions-CirrusSearch

<?php

namespace CirrusSearch\Search;

/**
 * Index field representing a short technical text.
 * ShortText uses a language agnostic analyzer.
 * @package CirrusSearch
 */
class ShortTextIndexField extends CirrusIndexField {
    /** @inheritDoc */
    protected $typeName = 'text';

    public function getMapping( \SearchEngine $engine ) {
        $config = parent::getMapping( $engine );
        $config['analyzer'] = 'short_text';
        $config['search_analyzer'] = 'short_text_search';
        // NOTE: these fields are not used for scoring yet. We should
        // reevaluate these options to
        // - norms => true
        // if we plan to use such fields for scoring and:
        // - index_options => 'offsets'
        // if we plan to support highlighting
        $config += [
            // Omit the length norm because we use it only for filtering
            'norms' => false,
        ];
        return $config;
    }
}