dojo.js

Ajax最流行书籍

dojo.io.IOEvent=function(_99,data,_101,_102,_103,_104){
this.type=_99;
this.data=data;
this.request=_101;
this.errorMessage=_102;
this.errorUrl=_103;
this.errorCode=_104;
};
dojo.io.IOEvent.UNKOWN_ERROR=0;
dojo.io.IOEvent.IO_ERROR=1;
dojo.io.IOEvent.PARSE_ERROR=2;
dojo.io.Error=function(msg,type,num){
this.message=msg;
this.type=type||"unknown";
this.number=num||0;
};
dojo.io.transports.addTransport=function(name){
this.push(name);
this[name]=dojo.io[name];
};
dojo.io.bind=function(_109){
if(!_109["mimetype"]){
_109.mimetype="text/plain";
}
if(!_109["method"]&&!_109["formNode"]){
_109.method="get";
}else{
if(_109["formNode"]){
_109.method=_109["formNode"].method||"get";
}
}
if(_109["handler"]){
_109.handle=_109.handler;
}
if(!_109["handle"]){
_109.handle=function(){
};
}
if(_109["loaded"]){
_109.load=_109.loaded;
}
if(_109["changeUrl"]){
_109.changeURL=_109.changeUrl;
}
for(var x=0;x<this.hdlrFuncNames.length;x++){
var fn=this.hdlrFuncNames[x];
if(typeof _109[fn]=="function"){
continue;
}
if(typeof _109.handler=="object"){
if(typeof _109.handler[fn]=="function"){
_109[fn]=_109.handler[fn]||_109.handler["handle"]||function(){
};
}
}else{
if(typeof _109["handler"]=="function"){
_109[fn]=_109.handler;
}else{
if(typeof _109["handle"]=="function"){
_109[fn]=_109.handle;
}
}
}
}
var _111="";
if(_109["transport"]){
_111=_109["transport"];
if(!this[_111]){
return false;
}
}else{
for(var x=0;x<dojo.io.transports.length;x++){
var tmp=dojo.io.transports[x];
if((this[tmp])&&(this[tmp].canHandle(_109))){
_111=tmp;
}
}
if(_111==""){
return false;
}
}
this[_111].bind(_109);
return true;
};
dojo.io.argsFromMap=function(map){
var _113=new Object();
var _114="";
for(var x in map){
if(!_113[x]){
_114+=encodeURIComponent(x)+"="+encodeURIComponent(map[x])+"&";
}
}
return _114;
};
dojo.hostenv.startPackage("dojo.alg.Alg");
dojo.alg.find=function(arr,val){
for(var i=0;i<arr.length;++i){
if(arr[i]==val){
return i;
}
}
return -1;
};
dojo.alg.inArray=function(arr,val){
if((!arr||arr.constructor!=Array)&&(val&&val.constructor==Array)){
var a=arr;
arr=val;
val=a;
}
return dojo.alg.find(arr,val)>-1;
};
dojo.alg.inArr=dojo.alg.inArray;
dojo.alg.getNameInObj=function(ns,item){
if(!ns){
ns=dj_global;
}
for(var x in ns){
if(ns[x]===item){
return new String(x);
}
}
return null;
};
dojo.alg.has=function(obj,name){
return (typeof obj[name]!=="undefined");
};
dojo.alg.forEach=function(arr,_120){
for(var i=0;i<arr.length;i++){
_120(arr[i]);
}
};
dojo.alg.for_each=dojo.alg.forEach;
dojo.alg.map=function(arr,obj,_121){
for(var i=0;i<arr.length;++i){
_121.call(obj,arr[i]);
}
};
dojo.alg.for_each_call=dojo.alg.map;
dojo.hostenv.loadModule("dojo.alg.Alg",false,true);
dojo.hostenv.startPackage("dojo.io.BrowserIO");
dojo.hostenv.loadModule("dojo.io.IO");
dojo.hostenv.loadModule("dojo.alg.*");
dojo.io.checkChildrenForFile=function(node){
var _123=false;
for(var x=0;x<node.childNodes.length;x++){
if(node.nodeType==1){
if(node.nodeName.toLowerCase()=="input"){
if(node.getAttribute("type")=="file"){
return true;
}
}
if(node.childNodes.length){
for(var x=0;x<node.childNodes.length;x++){
if(dojo.io.checkChildrenForFile(node.childNodes.item(x))){
return true;
}
}
}
}
}
return false;
};
dojo.io.formHasFile=function(_124){
return dojo.io.checkChildrenForFile(_124);
};
dojo.io.buildFormGetString=function(_125){
var ec=encodeURIComponent;
var tvar="";
var ctyp=_125.nodeName?_125.nodeName.toLowerCase():"";
var etyp=_125.type?_125.type.toLowerCase():"";
if(((ctyp=="input")&&(etyp!="radio")&&(etyp!="checkbox"))||(ctyp=="select")||(ctyp=="textarea")){
if((ctyp=="input")&&(etyp=="submit")){
}else{
if(!((ctyp=="select")&&(_125.getAttribute("multiple")))){
tvar=ec(_125.getAttribute("name"))+"="+ec(_125.value)+"&";
}else{
var tn=ec(_125.getAttribute("name"));
var _131=_125.getElementsByTagName("option");
for(var x=0;x<_131.length;x++){
if(_131[x].selected){
tvar+=tn+"="+ec(_131[x].value)+"&";
}
}
}
}
}else{
if(ctyp=="input"){
if(_125.checked){
tvar=ec(_125.getAttribute("name"))+"="+ec(_125.value)+"&";
}
}
}
if(_125.hasChildNodes()){
for(var _132=(_125.childNodes.length-1);_132>=0;_132--){
tvar+=dojo.io.buildFormGetString(_125.childNodes.item(_132));
}
}
return tvar;
};
dojo.io.setIFrameSrc=function(_133,src,_134){
try{
var r=dojo.render.html;
if(!_134){
if(r.safari){
_133.location=src;
}else{
frames[_133.name].location=src;
}
}else{
var idoc=(r.moz)?_133.contentWindow:_133;
idoc.location.replace(src);
dj_debug(_133.contentWindow.location);
}
}
catch(e){
dj_debug("setIFrameSrc: "+e);
}
};
dojo.io.createIFrame=function(_137){
if(window[_137]){
return window[_137];
}
if(window.frames[_137]){
return window.frames[_137];
}
var r=dojo.render.html;
var _138=null;
_138=document.createElement((((r.ie)&&(r.win))?"<iframe name="+_137+">":"iframe"));
with(_138){
name=_137;
setAttribute("name",_137);
id=_137;
}
window[_137]=_138;
document.body.appendChild(_138);
with(_138.style){
position="absolute";
left=top="0px";
height=width="1px";
visibility="hidden";
if(dojo.hostenv.is_debug_){
position="relative";
height="100px";
width="300px";
visibility="visible";
}
}
dojo.io.setIFrameSrc(_138,dojo.hostenv.getBaseScriptUri()+"/blank.html",true);
return _138;
};
dojo.io.cancelDOMEvent=function(evt){
if(!evt){
return false;
}
if(evt.preventDefault){
evt.stopPropagation();
evt.preventDefault();
}else{
if(window.event){
window.event.cancelBubble=true;
window.event.returnValue=false;
}
}
return false;
};
dojo.io.XMLHTTPTransport=new function(){
var _139=this;
this.initialHref=window.location.href;
this.initialHash=window.location.hash;
this.moveForward=false;
var _140={};
this.useCache=false;
this.historyStack=[];
this.forwardStack=[];
this.historyIframe=null;
this.bookmarkAnchor=null;
this.locationTimer=null;
function getCacheKey(url,_141,_142){
return url+"|"+_141+"|"+_142.toLowerCase();
}
function addToCache(url,_143,_144,http){
_140[getCacheKey(url,_143,_144)]=http;
}
function getFromCache(url,_146,_147){
return _140[getCacheKey(url,_146,_147)];
}
this.clearCache=function(){
_140={};
};
function doLoad(_148,http,url,_149,_150){
if(http.status==200){
var ret;
if(_148.mimetype=="text/javascript"){
ret=dj_eval(http.responseText);
}else{
if(_148.mimetype=="text/xml"){
ret=http.responseXML;
if(!ret||typeof ret=="string"){
ret=dojo.xml.domUtil.createDocumentFromText(http.responseText);
}
}else{
ret=http.responseText;
}
}
if(_150){
addToCache(url,_149,_148.method,http);
}
if(typeof _148.load=="function"){
_148.load("load",ret,http);
}else{
if(typeof _148.handle=="function"){
_148.handle("load",ret,http);
}
}
}else{
var _152=new dojo.io.Error("XMLHttpTransport Error: "+http.status+" "+http.statusText);
if(typeof _148.error=="function"){
_148.error("error",_152);
}else{
if(typeof _148.handle=="function"){
_148.handle("error",_152,_152);
}
}
}
}
this.addToHistory=function(args){
var _154=args["back"]||args["backButton"]||args["handle"];
var hash=null;
if(!this.historyIframe){
this.historyIframe=window.frames["djhistory"];
}
if(!this.bookmarkAnchor){
this.bookmarkAnchor=document.createElement("a");
document.body.appendChild(this.bookmarkAnchor);
this.bookmarkAnchor.style.display="none";
}
if((!args["changeURL"])||(dojo.render.html.ie)){
var url=dojo.hostenv.getBaseScriptUri()+"blank.html?"+(new Date()).getTime();
this.moveForward=true;
dojo.io.setIFrameSrc(this.historyIframe,url,false);
}
if(args["changeURL"]){
hash="#"+((args["changeURL"]!==true)?args["changeURL"]:(new Date()).getTime());
setTimeout("window.location.href = '"+hash+"';",1);
this.bookmarkAnchor.href=hash;
if(dojo.render.html.ie){
var _156=_154;
var lh=null;
var hsl=this.historyStack.length-1;
if(hsl>=0){
while(!this.historyStack[hsl]["urlHash"]){
hsl--;
}
lh=this.historyStack[hsl]["urlHash"];
}
if(lh){
_154=function(){
if(window.location.hash!=""){
setTimeout("window.location.href = '"+lh+"';",1);
}
_156();
};
}
this.forwardStack=[];
var _159=args["forward"]||args["forwardbutton"];
var tfw=function(){
if(window.location.hash!=""){
window.location.href=hash;
}
if(_159){
_159();
}
};
if(args["forward"]){
args.forward=tfw;
}else{
if(args["forwardButton"]){
args.forwardButton=tfw;
}
}
}else{
if(dojo.render.html.moz){
if(!this.locationTimer){
this.locationTimer=setInterval("dojo.io.XMLHTTPTransport.checkLocation();",200);
}
}
}
}
this.historyStack.push({"url":url,"callback":_154,"kwArgs":args,"urlHash":hash});
};
this.checkLocation=function(){
var hsl=this.historyStack.length;
if((window.location.hash==this.initialHash)||(window.location.href==this.initialHref)&&(hsl==1)){
this.handleBackButton();
return;
}
if(this.forwardStack.length>0){
if(this.forwardStack[this.forwardStack.length-1].urlHash==window.location.hash){
this.handleForwardButton();
return;
}
}
if((hsl>=2)&&(this.historyStack[hsl-2])){
if(this.historyStack[hsl-2].urlHash==window.location.hash){
this.handleBackButton();
return;
}
}
};
this.iframeLoaded=function(evt,_161){
var isp=_161.href.split("?");
if(isp.length<2){
if(this.historyStack.length==1){
this.handleBackButton();
}
return;
}
var _163=isp[1];
if(this.moveForward){
this.moveForward=false;
return;
}
var last=this.historyStack.pop();
if(!last){
if(this.forwardStack.length>0){
var next=this.forwardStack[this.forwardStack.length-1];
if(_163==next.url.split("?")[1]){
this.handleForwardButton();
}
}
return;
}
this.historyStack.push(last);
if(this.historyStack.length>=2){
if(isp[1]==this.historyStack[this.historyStack.length-2].url.split("?")[1]){
this.handleBackButton();
}
}else{
this.handleBackButton();
}
};
this.handleBackButton=function(){
var last=this.historyStack.pop();
if(!last){
return;
}
if(last["callback"]){
last.callback();
}else{
if(last.kwArgs["backButton"]){
last.kwArgs["backButton"]();
}else{
if(last.kwArgs["back"]){
last.kwArgs["back"]();
}else{
if(last.kwArgs["handle"]){
last.kwArgs.handle("back");
}
}
}
}
this.forwardStack.push(last);
};
this.handleForwardButton=function(){
var last=this.forwardStack.pop();
if(!last){
return;
}
if(last.kwArgs["forward"]){
last.kwArgs.back();
}else{
if(last.kwArgs["forwardButton"]){
last.kwArgs.forwardButton();
}else{
if(last.kwArgs["handle"]){
last.kwArgs.handle("forward");
}
}
}
this.historyStack.push(last);
};
this.canHandle=function(_166){
return dojo.alg.inArray(_166["mimetype"],["text/plain","text/html","text/xml","text/javascript"])&&dojo.alg.inArray(_166["method"].toLowerCase(),["post","get"])&&!(_166["formNode"]&&dojo.io.formHasFile(_166["formNode"]));
};
this.bind=function(_167){
if(!_167["url"]){
if(!_167["formNode"]&&(_167["backButton"]||_167["back"]||_167["changeURL"]||_167["watchForURL"])&&(!window["djConfig"]&&!window["djConfig"]["preventBackButtonFix"])){
this.addToHistory(_167);
return true;
}
}
var url=_167.url;
var _168="";
if(_167["formNode"]){
var ta=_167.formNode.getAttribute("action");
if((ta)&&(!_167["url"])){
url=ta;
}
var tp=_167.formNode.getAttribute("method");
if((tp)&&(!_167["method"])){
_167.method=tp;
}
_168+=dojo.io.buildFormGetString(_167.formNode);
}
if(!_167["method"]){
_167.method="get";
}
if(_167["content"]){
_168+=dojo.io.argsFromMap(_167.content);
}
if(_167["postContent"]&&_167.method.toLowerCase()=="post"){
_168=_167.postContent;
}
if(_167["backButton"]||_167["back"]||_167["changeURL"]){
this.addToHistory(_167);
}
var _171=_167["sync"]?false:true;
var _172=_167["useCache"]==true||(this.useCache==true&&_167["useCache"]!=false);
if(_172){
var _173=getFromCache(url,_168,_167.method);
if(_173){
doLoad(_167,_173,url,_168,false);
return;
}
}
var http=dojo.hostenv.getXmlhttpObject();
var _174=false;
if(_171){
http.onreadystatechange=function(){
if((4==http.readyState)&&(http.status)){
if(_174){
return;
}
_174=true;
doLoad(_167,http,url,_168,_172);
}
};
}
if(_167.method.toLowerCase()=="post"){
http.open("POST",url,_171);
http.setRequestHeader("Content-Type",_167["contentType"]||"application/x-www-form-urlencoded");
http.send(_168);
}else{
http.open("GET",url+((_168!="")?"?"+_168:""),_171);
http.send(null);
}
if(!_171){
doLoad(_167,http,url,_168,_172);
}
return;
};
dojo.io.transports.addTransport("XMLHTTPTransport");
};