695 lines
16 KiB
JavaScript
695 lines
16 KiB
JavaScript
/*
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* Simulated browser environment for Rhino
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* By John Resig <http://ejohn.org/>
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* Copyright 2007 John Resig, under the MIT License
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*/
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// The window Object
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var window = this;
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(function(){
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// Browser Navigator
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window.navigator = {
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get userAgent(){
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return "Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3";
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}
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};
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var curLocation = (new java.io.File("./")).toURL();
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window.__defineSetter__("location", function(url){
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var xhr = new XMLHttpRequest();
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xhr.open("GET", url);
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xhr.onreadystatechange = function(){
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curLocation = new java.net.URL( curLocation, url );
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window.document = xhr.responseXML;
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var event = document.createEvent();
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event.initEvent("load");
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window.dispatchEvent( event );
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};
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xhr.send();
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});
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window.__defineGetter__("location", function(url){
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return {
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get protocol(){
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return curLocation.getProtocol() + ":";
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},
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get href(){
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return curLocation.toString();
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},
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toString: function(){
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return this.href;
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}
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};
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});
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// Timers
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var timers = [];
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window.setTimeout = function(fn, time){
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var num;
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return num = setInterval(function(){
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fn();
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clearInterval(num);
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}, time);
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};
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window.setInterval = function(fn, time){
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var num = timers.length;
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timers[num] = new java.lang.Thread(new java.lang.Runnable({
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run: function(){
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while (true){
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java.lang.Thread.currentThread().sleep(time);
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fn();
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}
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}
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}));
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timers[num].start();
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return num;
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};
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window.clearInterval = function(num){
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if ( timers[num] ) {
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timers[num].stop();
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delete timers[num];
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}
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};
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// Window Events
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var events = [{}];
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window.addEventListener = function(type, fn){
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if ( !this.uuid || this == window ) {
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this.uuid = events.length;
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events[this.uuid] = {};
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}
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if ( !events[this.uuid][type] )
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events[this.uuid][type] = [];
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if ( events[this.uuid][type].indexOf( fn ) < 0 )
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events[this.uuid][type].push( fn );
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};
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window.removeEventListener = function(type, fn){
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if ( !this.uuid || this == window ) {
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this.uuid = events.length;
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events[this.uuid] = {};
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}
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if ( !events[this.uuid][type] )
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events[this.uuid][type] = [];
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events[this.uuid][type] =
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events[this.uuid][type].filter(function(f){
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return f != fn;
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});
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};
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window.dispatchEvent = function(event){
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if ( event.type ) {
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if ( this.uuid && events[this.uuid][event.type] ) {
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var self = this;
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events[this.uuid][event.type].forEach(function(fn){
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fn.call( self, event );
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});
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}
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if ( this["on" + event.type] )
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this["on" + event.type].call( self, event );
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}
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};
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// DOM Document
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window.DOMDocument = function(file){
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this._file = file;
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this._dom = Packages.javax.xml.parsers.
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DocumentBuilderFactory.newInstance()
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.newDocumentBuilder().parse(file);
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if ( !obj_nodes.containsKey( this._dom ) )
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obj_nodes.put( this._dom, this );
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};
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DOMDocument.prototype = {
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createTextNode: function(text){
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return makeNode( this._dom.createTextNode(
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text.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">")) );
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},
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createElement: function(name){
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return makeNode( this._dom.createElement(name.toLowerCase()) );
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},
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getElementsByTagName: function(name){
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return new DOMNodeList( this._dom.getElementsByTagName(
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name.toLowerCase()) );
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},
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getElementById: function(id){
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var elems = this._dom.getElementsByTagName("*");
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for ( var i = 0; i < elems.length; i++ ) {
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var elem = elems.item(i);
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if ( elem.getAttribute("id") == id )
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return makeNode(elem);
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}
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return null;
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},
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get body(){
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return this.getElementsByTagName("body")[0];
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},
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get documentElement(){
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return makeNode( this._dom.getDocumentElement() );
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},
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get ownerDocument(){
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return null;
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},
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addEventListener: window.addEventListener,
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removeEventListener: window.removeEventListener,
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dispatchEvent: window.dispatchEvent,
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get nodeName() {
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return "#document";
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},
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importNode: function(node, deep){
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return makeNode( this._dom.importNode(node._dom, deep) );
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},
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toString: function(){
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return "Document" + (typeof this._file == "string" ?
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": " + this._file : "");
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},
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get innerHTML(){
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return this.documentElement.outerHTML;
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},
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get defaultView(){
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return {
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getComputedStyle: function(elem){
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return {
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getPropertyValue: function(prop){
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prop = prop.replace(/\-(\w)/g,function(m,c){
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return c.toUpperCase();
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});
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var val = elem.style[prop];
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if ( prop == "opacity" && val == "" )
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val = "1";
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return val;
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}
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};
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}
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};
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},
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createEvent: function(){
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return {
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type: "",
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initEvent: function(type){
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this.type = type;
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}
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};
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}
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};
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function getDocument(node){
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return obj_nodes.get(node);
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}
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// DOM NodeList
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window.DOMNodeList = function(list){
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this._dom = list;
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this.length = list.getLength();
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for ( var i = 0; i < this.length; i++ ) {
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var node = list.item(i);
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this[i] = makeNode( node );
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}
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};
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DOMNodeList.prototype = {
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toString: function(){
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return "[ " +
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Array.prototype.join.call( this, ", " ) + " ]";
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},
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get outerHTML(){
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return Array.prototype.map.call(
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this, function(node){return node.outerHTML;}).join('');
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}
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};
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// DOM Node
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window.DOMNode = function(node){
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this._dom = node;
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};
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DOMNode.prototype = {
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get nodeType(){
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return this._dom.getNodeType();
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},
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get nodeValue(){
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return this._dom.getNodeValue();
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},
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get nodeName() {
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return this._dom.getNodeName();
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},
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cloneNode: function(deep){
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return makeNode( this._dom.cloneNode(deep) );
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},
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get ownerDocument(){
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return getDocument( this._dom.ownerDocument );
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},
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get documentElement(){
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return makeNode( this._dom.documentElement );
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},
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get parentNode() {
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return makeNode( this._dom.getParentNode() );
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},
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get nextSibling() {
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return makeNode( this._dom.getNextSibling() );
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},
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get previousSibling() {
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return makeNode( this._dom.getPreviousSibling() );
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},
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toString: function(){
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return '"' + this.nodeValue + '"';
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},
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get outerHTML(){
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return this.nodeValue;
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}
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};
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// DOM Element
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window.DOMElement = function(elem){
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this._dom = elem;
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this.style = {
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get opacity(){ return this._opacity; },
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set opacity(val){ this._opacity = val + ""; }
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};
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// Load CSS info
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var styles = (this.getAttribute("style") || "").split(/\s*;\s*/);
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for ( var i = 0; i < styles.length; i++ ) {
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var style = styles[i].split(/\s*:\s*/);
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if ( style.length == 2 )
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this.style[ style[0] ] = style[1];
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}
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};
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DOMElement.prototype = extend( new DOMNode(), {
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get nodeName(){
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return this.tagName.toUpperCase();
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},
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get tagName(){
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return this._dom.getTagName();
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},
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toString: function(){
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return "<" + this.tagName + (this.id ? "#" + this.id : "" ) + ">";
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},
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get outerHTML(){
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var ret = "<" + this.tagName, attr = this.attributes;
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for ( var i in attr )
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ret += " " + i + "='" + attr[i] + "'";
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if ( this.childNodes.length || this.nodeName == "SCRIPT" )
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ret += ">" + this.childNodes.outerHTML +
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"</" + this.tagName + ">";
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else
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ret += "/>";
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return ret;
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},
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get attributes(){
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var attr = {}, attrs = this._dom.getAttributes();
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for ( var i = 0; i < attrs.getLength(); i++ )
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attr[ attrs.item(i).nodeName ] = attrs.item(i).nodeValue;
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return attr;
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},
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get innerHTML(){
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return this.childNodes.outerHTML;
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},
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set innerHTML(html){
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html = html.replace(/<\/?([A-Z]+)/g, function(m){
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return m.toLowerCase();
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});
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var nodes = this.ownerDocument.importNode(
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new DOMDocument( new java.io.ByteArrayInputStream(
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(new java.lang.String("<wrap>" + html + "</wrap>"))
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.getBytes("UTF8"))).documentElement, true).childNodes;
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while (this.firstChild)
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this.removeChild( this.firstChild );
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for ( var i = 0; i < nodes.length; i++ )
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this.appendChild( nodes[i] );
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},
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get textContent(){
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return nav(this.childNodes);
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function nav(nodes){
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var str = "";
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for ( var i = 0; i < nodes.length; i++ )
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if ( nodes[i].nodeType == 3 )
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str += nodes[i].nodeValue;
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else if ( nodes[i].nodeType == 1 )
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str += nav(nodes[i].childNodes);
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return str;
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}
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},
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set textContent(text){
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while (this.firstChild)
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this.removeChild( this.firstChild );
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this.appendChild( this.ownerDocument.createTextNode(text));
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},
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style: {},
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clientHeight: 0,
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clientWidth: 0,
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offsetHeight: 0,
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offsetWidth: 0,
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get disabled() {
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var val = this.getAttribute("disabled");
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return val != "false" && !!val;
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},
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set disabled(val) { return this.setAttribute("disabled",val); },
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get checked() {
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var val = this.getAttribute("checked");
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return val != "false" && !!val;
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},
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set checked(val) { return this.setAttribute("checked",val); },
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get selected() {
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if ( !this._selectDone ) {
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this._selectDone = true;
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if ( this.nodeName == "OPTION" && !this.parentNode.getAttribute("multiple") ) {
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var opt = this.parentNode.getElementsByTagName("option");
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if ( this == opt[0] ) {
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var select = true;
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for ( var i = 1; i < opt.length; i++ )
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if ( opt[i].selected ) {
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select = false;
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break;
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}
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if ( select )
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this.selected = true;
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}
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}
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}
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var val = this.getAttribute("selected");
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return val != "false" && !!val;
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},
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set selected(val) { return this.setAttribute("selected",val); },
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get className() { return this.getAttribute("class") || ""; },
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set className(val) {
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return this.setAttribute("class",
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val.replace(/(^\s*|\s*$)/g,""));
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},
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get type() { return this.getAttribute("type") || ""; },
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set type(val) { return this.setAttribute("type",val); },
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get value() { return this.getAttribute("value") || ""; },
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set value(val) { return this.setAttribute("value",val); },
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get src() { return this.getAttribute("src") || ""; },
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set src(val) { return this.setAttribute("src",val); },
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get id() { return this.getAttribute("id") || ""; },
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set id(val) { return this.setAttribute("id",val); },
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getAttribute: function(name){
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return this._dom.hasAttribute(name) ?
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new String( this._dom.getAttribute(name) ) :
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null;
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},
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setAttribute: function(name,value){
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this._dom.setAttribute(name,value);
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},
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removeAttribute: function(name){
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this._dom.removeAttribute(name);
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},
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get childNodes(){
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return new DOMNodeList( this._dom.getChildNodes() );
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},
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get firstChild(){
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return makeNode( this._dom.getFirstChild() );
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},
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get lastChild(){
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return makeNode( this._dom.getLastChild() );
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},
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appendChild: function(node){
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this._dom.appendChild( node._dom );
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},
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insertBefore: function(node,before){
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this._dom.insertBefore( node._dom, before ? before._dom : before );
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},
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removeChild: function(node){
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this._dom.removeChild( node._dom );
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},
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getElementsByTagName: DOMDocument.prototype.getElementsByTagName,
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addEventListener: window.addEventListener,
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removeEventListener: window.removeEventListener,
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dispatchEvent: window.dispatchEvent,
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click: function(){
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var event = document.createEvent();
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event.initEvent("click");
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this.dispatchEvent(event);
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},
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submit: function(){
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var event = document.createEvent();
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event.initEvent("submit");
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this.dispatchEvent(event);
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},
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focus: function(){
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var event = document.createEvent();
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event.initEvent("focus");
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this.dispatchEvent(event);
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},
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blur: function(){
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var event = document.createEvent();
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event.initEvent("blur");
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this.dispatchEvent(event);
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},
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get elements(){
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return this.getElementsByTagName("*");
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},
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get contentWindow(){
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return this.nodeName == "IFRAME" ? {
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document: this.contentDocument
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} : null;
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},
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get contentDocument(){
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if ( this.nodeName == "IFRAME" ) {
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if ( !this._doc )
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this._doc = new DOMDocument(
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new java.io.ByteArrayInputStream((new java.lang.String(
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"<html><head><title></title></head><body></body></html>"))
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.getBytes("UTF8")));
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return this._doc;
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} else
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return null;
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}
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});
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// Helper method for extending one object with another
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function extend(a,b) {
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for ( var i in b ) {
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var g = b.__lookupGetter__(i), s = b.__lookupSetter__(i);
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if ( g || s ) {
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if ( g )
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a.__defineGetter__(i, g);
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if ( s )
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a.__defineSetter__(i, s);
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} else
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a[i] = b[i];
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}
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return a;
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}
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// Helper method for generating the right
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// DOM objects based upon the type
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var obj_nodes = new java.util.HashMap();
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function makeNode(node){
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if ( node ) {
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if ( !obj_nodes.containsKey( node ) )
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obj_nodes.put( node, node.getNodeType() ==
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Packages.org.w3c.dom.Node.ELEMENT_NODE ?
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new DOMElement( node ) : new DOMNode( node ) );
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return obj_nodes.get(node);
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} else
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return null;
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}
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// XMLHttpRequest
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// Originally implemented by Yehuda Katz
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window.XMLHttpRequest = function(){
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this.headers = {};
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this.responseHeaders = {};
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};
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XMLHttpRequest.prototype = {
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open: function(method, url, async, user, password){
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this.readyState = 1;
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if (async)
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this.async = true;
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this.method = method || "GET";
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this.url = url;
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this.onreadystatechange();
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},
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setRequestHeader: function(header, value){
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this.headers[header] = value;
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},
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getResponseHeader: function(header){ },
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send: function(data){
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var self = this;
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function makeRequest(){
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var url = new java.net.URL(curLocation, self.url);
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if ( url.getProtocol() == "file" ) {
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if ( self.method == "PUT" ) {
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var out = new java.io.FileWriter(
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new java.io.File( new java.net.URI( url.toString() ) ) ),
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text = new java.lang.String( data || "" );
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out.write( text, 0, text.length() );
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out.flush();
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out.close();
|
|
} else if ( self.method == "DELETE" ) {
|
|
var file = new java.io.File( new java.net.URI( url.toString() ) );
|
|
file["delete"]();
|
|
} else {
|
|
var connection = url.openConnection();
|
|
connection.connect();
|
|
handleResponse();
|
|
}
|
|
} else {
|
|
var connection = url.openConnection();
|
|
|
|
connection.setRequestMethod( self.method );
|
|
|
|
// Add headers to Java connection
|
|
for (var header in self.headers)
|
|
connection.addRequestProperty(header, self.headers[header]);
|
|
|
|
connection.connect();
|
|
|
|
// Stick the response headers into responseHeaders
|
|
for (var i = 0; ; i++) {
|
|
var headerName = connection.getHeaderFieldKey(i);
|
|
var headerValue = connection.getHeaderField(i);
|
|
if (!headerName && !headerValue) break;
|
|
if (headerName)
|
|
self.responseHeaders[headerName] = headerValue;
|
|
}
|
|
|
|
handleResponse();
|
|
}
|
|
|
|
function handleResponse(){
|
|
self.readyState = 4;
|
|
self.status = parseInt(connection.responseCode) || undefined;
|
|
self.statusText = connection.responseMessage || "";
|
|
|
|
var stream = new java.io.InputStreamReader(connection.getInputStream()),
|
|
buffer = new java.io.BufferedReader(stream), line;
|
|
|
|
while ((line = buffer.readLine()) != null)
|
|
self.responseText += line;
|
|
|
|
self.responseXML = null;
|
|
|
|
if ( self.responseText.match(/^\s*</) ) {
|
|
try {
|
|
self.responseXML = new DOMDocument(
|
|
new java.io.ByteArrayInputStream(
|
|
(new java.lang.String(
|
|
self.responseText)).getBytes("UTF8")));
|
|
} catch(e) {}
|
|
}
|
|
}
|
|
|
|
self.onreadystatechange();
|
|
}
|
|
|
|
if (this.async)
|
|
(new java.lang.Thread(new java.lang.Runnable({
|
|
run: makeRequest
|
|
}))).start();
|
|
else
|
|
makeRequest();
|
|
},
|
|
abort: function(){},
|
|
onreadystatechange: function(){},
|
|
getResponseHeader: function(header){
|
|
if (this.readyState < 3)
|
|
throw new Error("INVALID_STATE_ERR");
|
|
else {
|
|
var returnedHeaders = [];
|
|
for (var rHeader in this.responseHeaders) {
|
|
if (rHeader.match(new Regexp(header, "i")))
|
|
returnedHeaders.push(this.responseHeaders[rHeader]);
|
|
}
|
|
|
|
if (returnedHeaders.length)
|
|
return returnedHeaders.join(", ");
|
|
}
|
|
|
|
return null;
|
|
},
|
|
getAllResponseHeaders: function(header){
|
|
if (this.readyState < 3)
|
|
throw new Error("INVALID_STATE_ERR");
|
|
else {
|
|
var returnedHeaders = [];
|
|
|
|
for (var header in this.responseHeaders)
|
|
returnedHeaders.push( header + ": " + this.responseHeaders[header] );
|
|
|
|
return returnedHeaders.join("\r\n");
|
|
}
|
|
},
|
|
async: true,
|
|
readyState: 0,
|
|
responseText: "",
|
|
status: 0
|
|
};
|
|
})();
|