class LanguageContentSettingsTaxonomyVocabulary

class LanguageContentSettingsTaxonomyVocabulary extends DrupalSqlBase {
    
    /**
     * {@inheritdoc}
     */
    public function query() {
        $query = $this->select('vocabulary', 'v')
            ->fields('v', [
            'vid',
        ]);
        if ($this->getDatabase()
            ->schema()
            ->fieldExists('vocabulary', 'language')) {
            $query->addField('v', 'language');
        }
        return $query;
    }
    
    /**
     * {@inheritdoc}
     */
    public function fields() {
        return [
            'vid' => $this->t('The vocabulary ID.'),
            'language' => $this->t('The default language for new terms.'),
            'state' => $this->t('The i18n taxonomy translation setting.'),
        ];
    }
    
    /**
     * {@inheritdoc}
     */
    public function prepareRow(Row $row) {
        // Get the i18n taxonomy translation setting for this vocabulary.
        // 0 - No multilingual options
        // 1 - Localizable terms. Run through the localization system.
        // 2 - Predefined language for a vocabulary and its terms.
        // 3 - Per-language terms, translatable (referencing terms with different
        // languages) but not localizable.
        $i18ntaxonomy_vocabulary = $this->variableGet('i18ntaxonomy_vocabulary', []);
        $vid = $row->getSourceProperty('vid');
        $state = 0;
        if (array_key_exists($vid, $i18ntaxonomy_vocabulary)) {
            $state = $i18ntaxonomy_vocabulary[$vid];
        }
        $row->setSourceProperty('state', $state);
        return parent::prepareRow($row);
    }
    
    /**
     * {@inheritdoc}
     */
    public function getIds() {
        $ids['vid']['type'] = 'integer';
        return $ids;
    }

}