// The window Object
var window = this;

(function(){

	// Browser Navigator

	window.navigator = {
		get userAgent(){
			return "Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3";
		}
	};
	
	window.__defineSetter__("location", function(url){
		window.document = new DOMDocument(url);
	});
	
	window.__defineGetter__("location", function(url){
		return {
			get protocol(){
				return "file:";
			}
		};
	});
	
	// Timers

	var timers = [];
	
	window.setTimeout = function(fn, time){
		var num;
		return num = setInterval(function(){
			fn();
			clearInterval(num);
		}, time);
	};
	
	window.setInterval = function(fn, time){
		var num = timers.length;
		
		timers[num] = new java.lang.Thread(new java.lang.Runnable({
			run: function(){
				while (true){
					java.lang.Thread.currentThread().sleep(time);
					fn();
				}
			}
		}));
		
		timers[num].start();
	
		return num;
	};
	
	window.clearInterval = function(num){
		if ( timers[num] ) {
			timers[num].stop();
			delete timers[num];
		}
	};
	
	// Window Events

	window.addEventListener = function(){};
	window.removeEventListener = function(){};
	
	// DOM Document
	
	window.DOMDocument = function(file){
		this._file = file;
		this._dom = Packages.javax.xml.parsers.
			DocumentBuilderFactory.newInstance()
				.newDocumentBuilder().parse(file);
	};
	
	DOMDocument.prototype = {
		createTextNode: function(text){
			return makeNode( this._dom.createTextNode(text) );
		},
		createElement: function(name){
			return makeNode( this._dom.createElement(name) );
		},
		getElementsByTagName: function(name){
			return new DOMNodeList( this._dom.getElementsByTagName(name) );
		},
		getElementById: function(id){
			var elems = this._dom.getElementsByTagName("*");
			
			for ( var i = 0; i < elems.length; i++ ) {
				var elem = elems.item(i);
				if ( elem.getAttribute("id") == id )
					return makeNode(elem);
			}
			
			return null;
		},
		get body(){
			return this.getElementsByTagName("body")[0];
		},
		defaultView: {
			getComputedStyle: {
				getPropertyValue: function(){ }
			}
		},
		get documentElement(){
			return makeNode( this._dom.getDocumentElement() );
		},
		get ownerDocument(){
			return this;
		},
		addEventListener: function(){},
		removeEventListener: function(){},
		get nodeName() {
			return "#document";
		},
		importNode: function(node, deep){
			return makeNode( this._dom.importNode(node._dom, deep) );
		},
		toString: function(){
			return "Document" + (typeof this._file == "string" ?
				": " + this._file : "");
		},
		
		get defaultView(){
			return {
				getComputedStyle: function(){
					return {
						getPropertyValue: function(){
							return "";
						}
					}
				}
			};
		}
	};
	
	// DOM NodeList
	
	window.DOMNodeList = function(list){
		this._dom = list;
		this.length = list.getLength();
		
		for ( var i = 0; i < this.length; i++ ) {
			var node = list.item(i);
			this[i] = makeNode( node );
		}
	};
	
	DOMNodeList.prototype = {
		toString: function(){
			return "[ " +
				Array.prototype.join.call( this, ", " ) + " ]";
		},
		valueOf: function(){
			return Array.prototype.map.call(
				this, function(node){return node.valueOf();}).join('');
		}
	};
	
	// DOM Node
	
	window.DOMNode = function(node){
		this._dom = node;
	};
	
	DOMNode.prototype = {
		get nodeType(){
			return this._dom.getNodeType();
		},
		get nodeValue(){
			return this._dom.getNodeValue();
		},
		get nodeName() {
			return this._dom.getNodeName();
		},
		cloneNode: function(deep){
			return makeNode( this._dom.cloneNode(deep) );
		},
		get ownerDocument(){
			return document;
		},
		get documentElement(){
			return document.documentElement;
		},
		get parentNode() {
			return makeNode( this._dom.getParentNode() );
		},
		get nextSibling() {
			return makeNode( this._dom.getNextSibling() );
		},
		get previousSibling() {
			return makeNode( this._dom.getPreviousSibling() );
		},
		toString: function(){
			return '"' + this.nodeValue + '"';
		},
		valueOf: function(){
			return this.nodeValue;
		}
	};

	// DOM Element

	window.DOMElement = function(elem){
		this._dom = elem;
	};
	
	DOMElement.prototype = extend( new DOMNode(), {
		get nodeName(){
			return this.tagName.toUpperCase();
		},
		get tagName(){
			return this._dom.getTagName();
		},
		toString: function(){
			return "<" + this.tagName + (this.id ? "#" + this.id : "" ) + ">";
		},
		valueOf: function(){
			var ret = "<" + this.tagName, attr = this.attributes;
			
			for ( var i in attr )
				ret += " " + i + "='" + attr[i] + "'";
				
			if ( this.childNodes.length || this.nodeName == "SCRIPT" )
				ret += ">" + this.childNodes.valueOf() + 
					"</" + this.tagName + ">";
			else
				ret += "/>";
			
			return ret;
		},
		
		get attributes(){
			var attr = {}, attrs = this._dom.getAttributes();
			
			for ( var i = 0; i < attrs.getLength(); i++ )
				attr[ attrs.item(i).nodeName ] = attrs.item(i).nodeValue;
				
			return attr;
		},
		
		get innerHTML(){
			return this.childNodes.valueOf();	
		},
		set innerHTML(html){
			var nodes = this.ownerDocument.importNode(
				new DOMDocument( new java.io.ByteArrayInputStream(
					(new java.lang.String("<wrap>" + html + "</wrap>"))
						.getBytes())).documentElement, true).childNodes;
				
			while (this.firstChild)
				this.removeChild( this.firstChild );
			
			for ( var i = 0; i < nodes.length; i++ )
				this.appendChild( nodes[i] );
		},
		
		get textContent(){
			return nav(this.childNodes);
			
			function nav(nodes){
				var str = "";
				for ( var i = 0; i < nodes.length; i++ )
					if ( nodes[i].nodeType == 3 )
						str += nodes[i].nodeValue;
					else if ( nodes[i].nodeType == 1 )
						str += nav(nodes[i].childNodes);
				return str;
			}
		},
		set textContent(text){
			while (this.firstChild)
				this.removeChild( this.firstChild );
			this.appendChild( document.createTextNode(text) );
			this.innerHTML = document.createTextNode(text).nodeValue;
		},
		
		style: {},
		clientHeight: 0,
		clientWidth: 0,
		offsetHeight: 0,
		offsetWidth: 0,
		
		get disabled() { return !!this.getAttribute("disabled"); },
		set disabled(val) { return this.setAttribute("disabled",val); },
		
		get checked() { return !!this.getAttribute("checked"); },
		set checked(val) { return this.setAttribute("checked",val); },
		
		get selected() { return !!this.getAttribute("selected"); },
		set selected(val) { return this.setAttribute("selected",val); },

		get className() { return this.getAttribute("class") || ""; },
		set className(val) { return this.setAttribute("class",val); },
		
		get type() { return this.getAttribute("type") || ""; },
		set type(val) { return this.setAttribute("type",val); },
		
		get value() { return this.getAttribute("value") || ""; },
		set value(val) { return this.setAttribute("value",val); },
		
		get src() { return this.getAttribute("src") || ""; },
		set src(val) { return this.setAttribute("src",val); },
		
		get id() { return this.getAttribute("id") || ""; },
		set id(val) { return this.setAttribute("id",val); },
		
		getAttribute: function(name){
			return this._dom.hasAttribute(name) ?
				this._dom.getAttribute(name) :
				null;
		},
		setAttribute: function(name,value){
			this._dom.setAttribute(name,value);
		},
		removeAttribute: function(name){
			this._dom.removeAttribute(name);
		},
		
		get childNodes(){
			return new DOMNodeList( this._dom.getChildNodes() );
		},
		get firstChild(){
			return makeNode( this._dom.getFirstChild() );
		},
		get lastChild(){
			return makeNode( this._dom.getLastChild() );
		},
		appendChild: function(node){
			this._dom.appendChild( node._dom );
		},
		insertBefore: function(node,before){
			this._dom.insertBefore( node._dom, before ? before._dom : before );
		},
		removeChild: function(node){
			this._dom.removeChild( node._dom );
		},

		getElementsByTagName: DOMDocument.prototype.getElementsByTagName,
		addEventListener: function(){},
		removeEventListener: function(){},
		click: function(){},
		submit: function(){},
		focus: function(){},
		blur: function(){},
		elements: []
	});
	
	// Helper method for extending one object with another
	
	function extend(a,b) {
		for ( var i in b ) {
			var g = b.__lookupGetter__(i), s = b.__lookupSetter__(i);
			
			if ( g || s ) {
				if ( g )
					a.__defineGetter__(i, g);
				if ( s )
					a.__defineSetter__(i, s);
			} else
				a[i] = b[i];
		}
		return a;
	}
	
	// Helper method for generating the right
	// DOM objects based upon the type
	
	var obj_nodes = new java.util.HashMap();
	
	function makeNode(node){
		if ( node ) {
			if ( !obj_nodes.containsKey( node ) )
				obj_nodes.put( node, node.getNodeType() == 
					Packages.org.w3c.dom.Node.ELEMENT_NODE ?
						new DOMElement( node ) : new DOMNode( node ) );
			
			return obj_nodes.get(node);
		} else
			return null;
	}
	
	// XMLHttpRequest

	window.XMLHttpRequest = function(){ };
	
	XMLHttpRequest.prototype = {
		open: function(){ },
		setRequestHeader: function(){ },
		getResponseHeader: function(){ },
		readyState: 0,
		responseText: "",
		responseXML: {},
		status: 0
	};
})();