/**
* @param \DOMNode $parent
* @param ValuesGroup $valuesGroup
* @param FieldSet $fieldSet
*/
private function exportGroupNode(\DOMNode $parent, ValuesGroup $valuesGroup, FieldSet $fieldSet)
{
$fields = $valuesGroup->getFields();
if ($valuesGroup->countValues() > 0) {
$fieldsNode = $this->document->createElement('fields');
foreach ($fields as $name => $values) {
if (!$values->count()) {
continue;
}
$fieldLabel = $this->labelResolver->resolveFieldLabel($fieldSet, $name);
$fieldNode = $this->document->createElement('field');
$fieldNode->setAttribute('name', $fieldLabel);
$this->exportValuesToNode($values, $fieldNode, $fieldSet->get($name));
$fieldsNode->appendChild($fieldNode);
}
$parent->appendChild($fieldsNode);
}
if ($valuesGroup->hasGroups()) {
$groupsNode = $this->document->createElement('groups');
foreach ($valuesGroup->getGroups() as $group) {
$groupNode = $this->document->createElement('group');
$groupNode->setAttribute('logical', $group->getGroupLogical());
$this->exportGroupNode($groupNode, $group, $fieldSet);
$groupsNode->appendChild($groupNode);
}
$parent->appendChild($groupsNode);
}
}