acp_styles::uninstall_style PHP Метод

    protected function uninstall_style($style)
    {
        $id = $style['style_id'];
        $path = $style['style_path'];
        // Check if style has child styles
        $sql = 'SELECT style_id
			FROM ' . STYLES_TABLE . '
			WHERE style_parent_id = ' . (int) $id . " OR style_parent_tree = '" . $this->db->sql_escape($path) . "'";
        $result = $this->db->sql_query($sql);
        $conflict = $this->db->sql_fetchrow($result);
        $this->db->sql_freeresult($result);
        if ($conflict !== false) {
            return sprintf($this->user->lang['STYLE_UNINSTALL_DEPENDENT'], $style['style_name']);
        }
        // Change default style for users
        $sql = 'UPDATE ' . USERS_TABLE . '
			SET user_style = 0
			WHERE user_style = ' . $id;
        $this->db->sql_query($sql);
        // Uninstall style
        $sql = 'DELETE FROM ' . STYLES_TABLE . '
			WHERE style_id = ' . $id;
        $this->db->sql_query($sql);
        return true;
    }