package ru.atflash.server.serialization
{
/**
* Сериализует аттрибуты и вложенности в виде массива
* @author rzer
* @version 1.01
*/
public class CleverXML {
public static function serialize(packet:Object):String {
try {
var xml:XML = objectToXML(packet, packet.id, true);
var result:String = xml.toXMLString();
}catch (err:Error) {
trace("4:[CXML] Error while serialize object", err.message);
}
return result;
}
public static function deserialize(val:String):Object {
try {
var xml:XML = new XML(val);
var obj:Object = objectFromXML(xml, true);
} catch (err:Error) {
trace("3:[CXML] Error while deserialize xml:",err.message, val);
}
return obj;
}
private static function objectFromXML(source:XML, insertId:Boolean = false):Object {
if (source.toXMLString() == "") {
return null;
}
var result:Object = parseAttributes(source);
if (insertId) {
result["id"] = source.name().toString();
}
for (var i:int = 0; i < source.children().length(); i++) {
var anItem:XML = source.children()[i];
var aName:String = anItem.name().toString();
var anArray:Array = result[aName];
if (!anArray) {
anArray = new Array();
}
anArray.push(objectFromXML(anItem));
result[aName] = anArray;
}
return result;
}
private static function objectToXML(source:Object, nodeName:String, ignoreID:Boolean = false):XML {
var result:XML = <packet/>;
result.setName(nodeName);
for (var item:String in source) {
var anItem:* = source[item];
switch (typeof(anItem)) {
case "boolean":
case "string":
case "number": {
if (!ignoreID || item != "id") {
result.@[item] = anItem;
}
break;
}
case "object": {
if (anItem is Array) {
var anArray:Array;
anArray = anItem as Array;
if (anArray.length > 0) {
for (var i:int = 0; i < anArray.length; i++) {
result.appendChild(objectToXML(anArray[i], item));
}
} else {
result.appendChild(objectToXML(anItem as Object, item));
}
} else {
result.appendChild(objectToXML(anItem as Object, item));
}
break;
}
case "xml": {
result.appendChild(anItem);
break;
}
}
}
return result;
}
private static function parseAttributes(source:XML):Object {
var result:Object = new Object();
var aList:XMLList = source.attributes();
for (var i:int = 0; i < aList.length(); i++) {
var anItem:XML = aList[i];
var aName:String = anItem.name().toString();
var anAttribute:String = anItem.toXMLString();
if (String(Number(anAttribute)) == anAttribute) {
result[aName] = Number(anAttribute);
} else {
result[aName] = anAttribute;
}
}
return(result);
}
}
}