function backup($bf, $preferences, $question, $level = 6)
{
if (!method_exists($this, "extra_question_fields")) {
$extra_question_fields = wrsqz_deprecated_extra_question_fields('match');
} else {
$extra_question_fields = $this->extra_question_fields();
}
if (!method_exists($this, "questionid_column_name")) {
$question_id_column_name = wrsqz_deprecated_question_id_column_name('match');
} else {
$question_id_column_name = $this->questionid_column_name();
}
if (parent::backup($bf, $preferences, $question, $level) !== false) {
return wrsqz_backup('match', 'wmatprom', $bf, $preferences, $question, $level, $extra_question_fields, $question_id_column_name);
}
return false;
}
