/**
*
* @param SimpleXMLElement $xml
* @param PiBX_AST_Structure $ast
* @param object $parentObject
*/
private function parseStructure(SimpleXMLElement $xml, PiBX_AST_Structure $ast, $parentObject)
{
$name = $ast->getName();
$type = $ast->getType();
if ($type == '') {
if ($ast->getStructureType() === PiBX_AST_StructureType::CHOICE()) {
return $this->parseChoiceStructure($xml, $ast, $parentObject);
} elseif ($ast->getStructureType() === PiBX_AST_StructureType::ORDERED()) {
throw new RuntimeException('Not supported yet.');
} else {
throw new RuntimeException('Invalid <structure>.');
}
} else {
// a structure with a type is a reference to the type
if (!PiBX_ParseTree_BaseType::isBaseType($type)) {
$structAst = $this->binding->getASTForClass($type);
$newObject = new $type();
$parsedObject = $this->parseXml($xml, $structAst, $newObject);
$setter = $ast->getSetMethod();
$parentObject->{$setter}($parsedObject);
} else {
return $parentObject;
}
}
}
private function marshalStructure($object, PiBX_AST_Structure $ast)
{
$lastNode = $this->parentDomNode;
if ($ast->getStructureType() === PiBX_AST_StructureType::CHOICE()) {
$this->parentDomNode = $this->currentDomNode;
if ($ast->hasChildren()) {
$childrenCount = $ast->countChildren();
$currentChoice = null;
for ($i = 0; $i < $childrenCount; $i++) {
$child = $ast->get($i);
$testMethod = $child->getTestMethod();
if ($object->{$testMethod}()) {
$currentChoice = $child;
break;
}
}
$this->marshalObject($object, $currentChoice);
}
} elseif ($ast->getStructureType() === PiBX_AST_StructureType::ORDERED()) {
throw new RuntimeException('Currently not supported.');
} else {
$this->parentDomNode->removeChild($this->currentDomNode);
// when a structure has no type, it is a referenced complex-type
// used as a type-attribute
$getter = $ast->getGetMethod();
$obj = $object->{$getter}();
$classname = $this->binding->getClassnameForName($ast->getName());
$structureAst = $this->binding->getASTForClass($classname);
$this->marshalObject($obj, $structureAst);
}
$this->parentDomNode = $lastNode;
}
