class.ilTermsOfServiceUserHasLanguageCriterion.php

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<?php declare(strict_types=1);
/* Copyright (c) 1998-2018 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilTermsOfServiceUserHasLanguageCriterion implements ilTermsOfServiceCriterionType
{
    public function getTypeIdent() : string
    {
        return 'usr_language';
    }
 
    public function hasUniqueNature() : bool
    {
        return true;
    }
 
    public function evaluate(ilObjUser $user, ilTermsOfServiceCriterionConfig $config) : bool
    {
        $lng = $config['lng'] ?? '';
 
        if (!is_string($lng) || 2 !== strlen($lng) || !is_string($user->getLanguage())) {
            return false;
        }
 
        $result = strtolower($lng) === strtolower($user->getLanguage());
 
        return $result;
    }
 
    public function ui(ilLanguage $lng) : ilTermsOfServiceCriterionTypeGUI
    {
        return new ilTermsOfServiceUserHasLanguageCriterionGUI($this, $lng);
    }
}