function backup($bf, $preferences, $question, $level = 6)
{
$status = true;
$calculateds = get_records("question_calculated", "question", $question, "id");
//If there are calculated-s
if ($calculateds) {
//Iterate over each calculateds
foreach ($calculateds as $calculated) {
$status = $status && fwrite($bf, start_tag("CALCULATED", $level, true));
//Print calculated contents
fwrite($bf, full_tag("ANSWER", $level + 1, false, $calculated->answer));
fwrite($bf, full_tag("TOLERANCE", $level + 1, false, $calculated->tolerance));
fwrite($bf, full_tag("TOLERANCETYPE", $level + 1, false, $calculated->tolerancetype));
fwrite($bf, full_tag("CORRECTANSWERLENGTH", $level + 1, false, $calculated->correctanswerlength));
fwrite($bf, full_tag("CORRECTANSWERFORMAT", $level + 1, false, $calculated->correctanswerformat));
//Now backup numerical_units
$status = question_backup_numerical_units($bf, $preferences, $question, 7);
//Now backup required dataset definitions and items...
$status = question_backup_datasets($bf, $preferences, $question, 7);
//End calculated data
$status = $status && fwrite($bf, end_tag("CALCULATED", $level, true));
}
//Now print question_answers
$status = question_backup_answers($bf, $preferences, $question);
}
return $status;
}
/**
* Backup the data in the question
*
* This is used in question/backuplib.php
*/
function backup($bf, $preferences, $question, $level = 6)
{
$status = true;
$numericals = get_records('question_numerical', 'question', $question, 'id ASC');
//If there are numericals
if ($numericals) {
//Iterate over each numerical
foreach ($numericals as $numerical) {
$status = fwrite($bf, start_tag("NUMERICAL", $level, true));
//Print numerical contents
fwrite($bf, full_tag("ANSWER", $level + 1, false, $numerical->answer));
fwrite($bf, full_tag("TOLERANCE", $level + 1, false, $numerical->tolerance));
//Now backup numerical_units
$status = question_backup_numerical_units($bf, $preferences, $question, 7);
$status = fwrite($bf, end_tag("NUMERICAL", $level, true));
}
//Now print question_answers
$status = question_backup_answers($bf, $preferences, $question);
}
return $status;
}
