SearchEngineConfig.php

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<?php
 
use MediaWiki\HookContainer\HookContainer;
use MediaWiki\HookContainer\HookRunner;
use MediaWiki\MainConfigNames;
use MediaWiki\User\UserIdentity;
use MediaWiki\User\UserOptionsLookup;
 
class SearchEngineConfig {
 
    private $config;
 
    private $language;
 
    private $engineMappings;
 
    private $hookRunner;
 
    private $userOptionsLookup;
 
    public function __construct(
        Config $config,
        Language $lang,
        HookContainer $hookContainer,
        array $mappings,
        UserOptionsLookup $userOptionsLookup
    ) {
        $this->config = $config;
        $this->language = $lang;
        $this->engineMappings = $mappings;
        $this->hookRunner = new HookRunner( $hookContainer );
        $this->userOptionsLookup = $userOptionsLookup;
    }
 
    public function getConfig() {
        return $this->config;
    }
 
    public function searchableNamespaces() {
        $arr = [];
        foreach ( $this->language->getNamespaces() as $ns => $name ) {
            if ( $ns >= NS_MAIN ) {
                $arr[$ns] = $name;
            }
        }
 
        $this->hookRunner->onSearchableNamespaces( $arr );
        return $arr;
    }
 
    public function userNamespaces( $user ) {
        $arr = [];
        foreach ( $this->searchableNamespaces() as $ns => $name ) {
            if ( $this->userOptionsLookup->getOption( $user, 'searchNs' . $ns ) ) {
                $arr[] = $ns;
            }
        }
 
        return $arr;
    }
 
    public function defaultNamespaces() {
        return array_keys( $this->config->get( MainConfigNames::NamespacesToBeSearchedDefault ),
            true );
    }
 
    public function getSearchTypes() {
        $alternatives = $this->config->get( MainConfigNames::SearchTypeAlternatives ) ?: [];
        array_unshift( $alternatives, $this->config->get( MainConfigNames::SearchType ) );
 
        return $alternatives;
    }
 
    public function getSearchType() {
        return $this->config->get( MainConfigNames::SearchType );
    }
 
    public function getSearchMappings() {
        return $this->engineMappings;
    }
 
    public function namespacesAsText( $namespaces ) {
        $formatted = array_map( [ $this->language, 'getFormattedNsText' ], $namespaces );
        foreach ( $formatted as $key => $ns ) {
            if ( empty( $ns ) ) {
                $formatted[$key] = wfMessage( 'blanknamespace' )->text();
            }
        }
        return $formatted;
    }
}