/**
* Validates the provided subdivision values.
*
* @param array $values The field values, keyed by field constants.
* @param AddressFormatInterface $addressFormat The address format.
* @param Constraint $constraint The constraint.
*
* @return array An array of found valid subdivisions.
*/
protected function validateSubdivisions($values, AddressFormatInterface $addressFormat, $constraint)
{
$countryCode = $addressFormat->getCountryCode();
$subdivisionFields = $addressFormat->getUsedSubdivisionFields();
$foundIds = [];
foreach ($subdivisionFields as $index => $field) {
if (empty($values[$field]) || !in_array($field, $constraint->fields)) {
// The field is empty or validation is disabled.
break;
}
$parentField = $index ? $subdivisionFields[$index - 1] : null;
$parentId = $parentField ? $values[$parentField] : null;
$children = $this->subdivisionRepository->getList($countryCode, $parentId);
if (!$children) {
// No predefined subdivisions found.
break;
}
$found = false;
$value = $values[$field];
if (isset($children[$value])) {
$found = true;
$foundIds[] = $value;
}
if (!$found) {
$this->addViolation($field, $constraint->invalidMessage, $value, $addressFormat);
break;
}
}
// Load the found subdivision ids.
$subdivisions = [];
foreach ($foundIds as $id) {
$subdivisions[] = $this->subdivisionRepository->get($id);
}
return $subdivisions;
}
/**
* Gets the address values used to build the view.
*
* @param AddressInterface $address The address.
* @param AddressFormatInterface $addressFormat The address format.
*
* @return array The values, keyed by address field.
*/
protected function getValues(AddressInterface $address, AddressFormatInterface $addressFormat)
{
$values = [];
foreach (AddressField::getAll() as $field) {
$getter = 'get' . ucfirst($field);
$values[$field] = $address->{$getter}();
}
// Replace the subdivision values with the names of any predefined ones.
foreach ($addressFormat->getUsedSubdivisionFields() as $field) {
if (empty($values[$field])) {
// This level is empty, so there can be no sublevels.
break;
}
$subdivision = $this->subdivisionRepository->get($values[$field], $address->getLocale());
if (!$subdivision) {
// This level has no predefined subdivisions, stop.
break;
}
$values[$field] = $subdivision->getCode();
if (!$subdivision->hasChildren()) {
// The current subdivision has no children, stop.
break;
}
}
return $values;
}