/**
* Extract the sig node looking at the incomming xml type
* @param array $sig_model as a DomNode
* @param DomNode $parent_node - The parent node to check for the content
* @param $object mixed relevent object instance(passed by reference)
* @param $original_type the type in the first place
* @param $classmap - the type name to class map
*/
function wsf_infer_sig_node_from_xml($sig_node, $parent_node, &$object, $original_type, $classmap)
{
ws_log_write(__FILE__, __LINE__, WSF_LOG_DEBUG, "Calling infer sig mode from xml");
// first it is to be safte to keep the element type as the original type and the sig node too
$the_element_type = $original_type;
$the_sig_node = $sig_node;
// second we have to find whether there is xsi:type in the xml.
$xml_type = NULL;
$xsi_type_attri_node = $parent_node->getAttributeNodeNS(WSF_XSI_NAMESPACE, "type");
if ($xsi_type_attri_node) {
$xml_type = $xsi_type_attri_node->value;
}
ws_log_write(__FILE__, __LINE__, WSF_LOG_DEBUG, "xml type {$xml_type}");
if ($xml_type) {
//looks like there is a type declared in the xml, so find possible types..
$inheriting_type_found = FALSE;
$xml_type_local_value = $xml_type;
$pos = strpos($xml_type, ":");
if ($pos !== FALSE) {
$xml_type_local_value = substr($xml_type, $pos + 1);
}
$sig_child_nodes = $sig_node->childNodes;
foreach ($sig_child_nodes as $sig_child_node) {
if ($sig_child_node->localName == WSF_INHERITING_TYPE) {
$sig_child_attris = $sig_child_node->attributes;
$type_name = $type_ns = "";
if ($sig_child_attris->getNamedItem(WSF_XSI_TYPE)) {
$type_name = $sig_child_attris->getNamedItem(WSF_XSI_TYPE)->value;
}
if ($xml_type_local_value == $type_name) {
ws_log_write(__FILE__, __LINE__, WSF_LOG_DEBUG, "type name {$type_name} found ");
$the_element_type = $type_name;
$the_sig_node = $sig_child_node;
$inheriting_type_found = TRUE;
break;
}
}
}
}
if (is_array($classmap) && array_key_exists($the_element_type, $classmap)) {
$class_name = $classmap[$the_element_type];
}
if (!isset($class_name) || $class_name == NULL) {
$class_name = $the_element_type;
}
try {
$ref_class = new ReflectionClass($class_name);
if ($ref_class->isInstantiable()) {
$object = $ref_class->newInstance();
}
} catch (Exception $e) {
$object = new WSFUnknownSchemaConstruct();
}
return $the_sig_node;
}
