/**
* @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);
}
}
/**
* @param ValuesGroup $valuesGroup
* @param FieldSet $fieldSet
* @param bool $isRoot
*
* @return string
*/
protected function exportGroup(ValuesGroup $valuesGroup, FieldSet $fieldSet, $isRoot = false)
{
$result = '';
$exportedGroups = '';
if ($isRoot && $valuesGroup->countValues() > 0 && ValuesGroup::GROUP_LOGICAL_OR === $valuesGroup->getGroupLogical()) {
$result .= '*';
}
foreach ($valuesGroup->getFields() as $name => $values) {
if (0 === $values->count()) {
continue;
}
$result .= $this->labelResolver->resolveFieldLabel($fieldSet, $name);
$result .= ': ' . $this->exportValues($values, $fieldSet->get($name)) . '; ';
}
foreach ($valuesGroup->getGroups() as $group) {
$exportedGroup = '(' . trim($this->exportGroup($group, $fieldSet), ' ;') . '); ';
if ('(); ' !== $exportedGroup && ValuesGroup::GROUP_LOGICAL_OR === $group->getGroupLogical()) {
$exportedGroups .= '*';
}
$exportedGroups .= $exportedGroup;
}
$result .= $exportedGroups;
return trim($result);
}
