/**
* {@inheritdoc}
*/
public function render(ResultRow $values)
{
$value = $this->getValue($values);
if (empty($value)) {
return '';
}
$entity = $this->getEntity($values);
$address = $entity->{$this->definition['field_name']}->first();
switch ($this->definition['property']) {
case 'administrative_area':
$parent_id = NULL;
$needs_parent = FALSE;
break;
case 'locality':
$parent_id = $address->administrative_area;
$needs_parent = TRUE;
break;
case 'dependent_locality':
$parent_id = $address->locality;
$needs_parent = TRUE;
break;
}
if (!$needs_parent || !empty($parent_id)) {
$subdivisions = $this->subdivisionRepository->getList($address->country_code, $parent_id);
if (isset($subdivisions[$value])) {
$value = $subdivisions[$value];
}
}
return $this->sanitizeValue($value);
}
/**
* Gets the address values used for rendering.
*
* @param \Drupal\address\AddressInterface $address
* The address.
* @param \Drupal\address\Entity\AddressFormatInterface $address_format
* The address format.
*
* @return array
* The values, keyed by address field.
*/
protected function getValues(AddressInterface $address, AddressFormatInterface $address_format)
{
$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 ($address_format->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;
}
/**
* Builds the subdivision form elements.
*
* @param array $form
* The form.
* @param array $values
* The form values.
* @param \Drupal\address\Entity\AddressFormatInterface $address_format
* The address format for the selected country.
*
* @return array
* The form with the added subdivision elements.
*/
protected function buildSubdivisionElements(array $form, array $values, AddressFormatInterface $address_format)
{
$depth = $this->subdivisionRepository->getDepth($values['country_code']);
if ($depth === 0) {
// No predefined data found.
return $form;
}
$labels = LabelHelper::getFieldLabels($address_format);
$subdivision_fields = $address_format->getUsedSubdivisionFields();
$current_depth = 1;
foreach ($subdivision_fields as $index => $field) {
$property = FieldHelper::getPropertyName($field);
$parent_property = $index ? FieldHelper::getPropertyName($subdivision_fields[$index - 1]) : NULL;
if ($parent_property && empty($values[$parent_property])) {
// No parent value selected.
break;
}
$parent_id = $parent_property ? $values[$parent_property] : NULL;
$subdivisions = $this->subdivisionRepository->getList($values['country_code'], $parent_id);
if (empty($subdivisions)) {
break;
}
$form[$property] = ['#type' => 'select', '#title' => $labels[$field], '#options' => $subdivisions, '#default_value' => $values[$property], '#empty_option' => $this->t('- All -')];
if ($current_depth < $depth) {
$form[$property]['#ajax'] = ['callback' => [get_class($this), 'ajaxRefresh'], 'wrapper' => $form['#wrapper_id']];
}
$current_depth++;
}
return $form;
}
/**
* Gets the address values used for rendering.
*
* @param \Drupal\address\AddressInterface $address
* The address.
* @param \Drupal\address\Entity\AddressFormatInterface $address_format
* The address format.
*
* @return array
* The values, keyed by address field.
*/
protected function getValues(AddressInterface $address, AddressFormatInterface $address_format)
{
$values = [];
foreach (AddressField::getAll() as $field) {
$getter = 'get' . ucfirst($field);
$values[$field] = $address->{$getter}();
}
foreach ($address_format->getUsedSubdivisionFields() as $field) {
$value = $values[$field];
// The template needs access to both the subdivision code and name.
$values[$field] = ['code' => '', 'name' => $value];
if (empty($value)) {
// This level is empty, so there can be no sublevels.
break;
}
$subdivision = $this->subdivisionRepository->get($value, $address->getLocale());
if (!$subdivision) {
// This level has no predefined subdivisions, stop.
break;
}
// Replace the subdivision values with the predefined ones.
$values[$field] = ['code' => $subdivision->getCode(), 'name' => $subdivision->getName()];
if (!$subdivision->hasChildren()) {
// The current subdivision has no children, stop.
break;
}
}
return $values;
}
/**
* 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 a list of form fields for the provided address format.
*
* @param AddressFormatInterface $addressFormat
* @param array $subdivisions An array of needed subdivisions.
*
* @return array An array in the $field => $formOptions format.
*/
protected function getFormFields(AddressFormatInterface $addressFormat, $subdivisions)
{
// @todo Add support for having multiple fields in the same line.
$fields = [];
$labels = $this->getFieldLabels($addressFormat);
$requiredFields = $addressFormat->getRequiredFields();
$groupedFields = $addressFormat->getGroupedFields();
foreach ($groupedFields as $lineFields) {
foreach ($lineFields as $field) {
$fields[$field] = ['label' => $labels[$field], 'required' => in_array($field, $requiredFields)];
}
}
// Add choices for predefined subdivisions.
foreach ($subdivisions as $field => $parentId) {
// @todo Pass the form locale to get the translated values.
$children = $this->subdivisionRepository->getList($addressFormat->getCountryCode(), $parentId);
if ($children) {
$fields[$field]['choices'] = $children;
}
}
return $fields;
}
/**
* Processes the subdivision elements, adding predefined values where found.
*
* @param array $element
* The existing form element array.
* @param array $values
* An array of address values, keyed by property name.
* @param \Drupal\address\Entity\AddressFormatInterface $address_format
* The address format.
*
* @return array
* The processed form element array.
*/
protected function processSubdivisionElements(array $element, array $values, AddressFormatInterface $address_format)
{
$depth = $this->subdivisionRepository->getDepth($values['country_code']);
if ($depth === 0) {
// No predefined data found.
return $element;
}
$subdivision_properties = [];
foreach ($address_format->getUsedSubdivisionFields() as $field) {
$subdivision_properties[] = FieldHelper::getPropertyName($field);
}
// Load and insert the subdivisions for each parent id.
$currentDepth = 1;
foreach ($subdivision_properties as $index => $property) {
if (!isset($element[$property]) || !Element::isVisibleElement($element[$property])) {
break;
}
$parent_property = $index ? $subdivision_properties[$index - 1] : NULL;
if ($parent_property && empty($values[$parent_property])) {
break;
}
$parent_id = $parent_property ? $values[$parent_property] : NULL;
$subdivisions = $this->subdivisionRepository->getList($values['country_code'], $parent_id);
if (empty($subdivisions)) {
break;
}
$element[$property]['#type'] = 'select';
$element[$property]['#options'] = $subdivisions;
$element[$property]['#empty_value'] = '';
unset($element[$property]['#size']);
if ($currentDepth < $depth) {
$element[$property]['#ajax'] = ['callback' => [get_class($this), 'ajaxRefresh'], 'wrapper' => $element['#wrapper_id']];
}
$currentDepth++;
}
return $element;
}
