Current File : //www/varak.net/wiki.varak.net/extensions/CirrusSearch/includes/LanguageDetector/HttpAccept.php
<?php
namespace CirrusSearch\LanguageDetector;
use CirrusSearch;
/**
* Try to detect language via Accept-Language header. Takes the
* first accept-language that is not the current content language.
*/
class HttpAccept implements Detector {
/**
* Current wiki language
* @var string
*/
protected $wikiLang;
/**
* Current HTTP languages
* @var array
*/
protected $httpLang;
public function __construct() {
$this->wikiLang = $GLOBALS['wgContLang']->getCode();
$this->httpLang = array_keys( $GLOBALS['wgRequest']->getAcceptLang() );
}
/**
* Detect language
*
* @param CirrusSearch $cirrus Searching class
* @param string $text Text to detect language
* @return string|null Preferred language, or null if none found
*/
public function detect( CirrusSearch $cirrus, $text ) {
foreach ( $this->httpLang as $lang ) {
if ( $lang == '*' ) {
continue;
}
list( $shortLang ) = explode( "-", $lang, 2 );
if ( $shortLang !== $this->wikiLang ) {
// return only the primary-tag, stripping the subtag
// so the language to wiki map doesn't need all
// possible combinations (quite a few).
return $shortLang;
}
}
return null;
}
}
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