WPML - Count posts

function count_posts($language_code = '', $post_type = 'post', $post_status = 'puplish'){

    global $sitepress, $wpdb;

    //get default language code
    $default_language_code = $sitepress->get_default_language();

    //adjust post type to format WPML uses
    switch($post_type){
        case 'page':
            $post_type = 'post_page';
        break;
        case 'post':
            $post_type = 'post_post';
        break;
    }

    //are we dealing with originals or translations?
    $slc_param = $sitepress->get_default_language() == $language_code ? "IS NULL" : "= '{$default_language_code}'";

    $query = "SELECT COUNT( {$wpdb->prefix}posts.ID )
                FROM {$wpdb->prefix}posts
                LEFT JOIN {$wpdb->prefix}icl_translations ON {$wpdb->prefix}posts.ID = {$wpdb->prefix}icl_translations.element_id
                WHERE {$wpdb->prefix}icl_translations.language_code = '{$language_code}'
                AND {$wpdb->prefix}icl_translations.source_language_code $slc_param
                AND {$wpdb->prefix}icl_translations.element_type = '{$post_type}'
                AND {$wpdb->prefix}posts.post_status = '$post_status'";

return $wpdb->get_var( $query );
}