/**
* Returns whether the field can be left blank according to `allowEmpty`
*
* @param ValidationSet $field the set of rules for a field
* @param array $context a key value list of data containing the validation context.
* @return bool
*/
protected function _canBeEmpty($field, $context)
{
$allowed = $field->isEmptyAllowed();
if (!is_string($allowed) && is_callable($allowed)) {
return $allowed($context);
}
$newRecord = $context['newRecord'];
if (in_array($allowed, array('create', 'update'), true)) {
$allowed = $allowed === 'create' && $newRecord || $allowed === 'update' && !$newRecord;
}
return $allowed;
}
/**
* Returns whether the field can be left blank according to `allowEmpty`
*
* @param ValidationSet $field the set of rules for a field
* @param bool $newRecord whether the data to be validated is new or to be updated.
* @return bool
*/
protected function _canBeEmpty($field, $newRecord)
{
$allowed = $field->isEmptyAllowed();
if (in_array($allowed, array('create', 'update'), true)) {
$allowed = $allowed === 'create' && $newRecord || $allowed === 'update' && !$newRecord;
}
return $allowed;
}