_base.js

用最近的dojo1.2.1制作前端的ajax购书网站

/*
	Copyright (c) 2004-2008, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
*/


if(!dojo._hasResource["dojox.analytics._base"]){
dojo._hasResource["dojox.analytics._base"]=true;
dojo.provide("dojox.analytics._base");
dojox.analytics=function(){
this._data=[];
this._id=1;
this.sendInterval=dojo.config["sendInterval"]||5000;
this.inTransitRetry=dojo.config["inTransitRetry"]||200;
this.dataUrl=dojo.config["analyticsUrl"]||dojo.moduleUrl("dojox.analytics.logger","dojoxAnalytics.php");
this.sendMethod=dojo.config["sendMethod"]||"xhrPost";
if(dojo.isIE){
this.maxRequestSize=2000;
}else{
this.maxRequestSize=dojo.config["maxRequestSize"]||4000;
}
dojo.addOnLoad(this,"schedulePusher");
dojo.addOnUnload(this,"pushData",true);
};
dojo.extend(dojox.analytics,{schedulePusher:function(_1){
setTimeout(dojo.hitch(this,"checkData"),_1||this.sendInterval);
},addData:function(_2,_3){
if(arguments.length>2){
var d=[];
for(var i=1;i<arguments.length;i++){
d.push(arguments[i]);
}
_3=d;
}
this._data.push({plugin:_2,data:_3});
},checkData:function(){
if(this._inTransit){
this.schedulePusher(this.inTransitRetry);
return;
}
if(this.pushData()){
return;
}
this.schedulePusher();
},pushData:function(){
if(this._data.length>0){
this._inTransit=this._data;
this._data=[];
var _6;
switch(this.sendMethod){
case "script":
_6=dojo.io.script.get({url:this.getQueryPacket(),preventCache:1,callbackParamName:"callback"});
break;
case "xhrPost":
default:
_6=dojo.xhrPost({url:this.dataUrl,content:{id:this._id++,data:dojo.toJson(this._inTransit)}});
break;
}
_6.addCallback(this,"onPushComplete");
return _6;
}
return false;
},getQueryPacket:function(){
while(true){
var _7={id:this._id++,data:dojo.toJson(this._inTransit)};
var _8=this.dataUrl+"?"+dojo.objectToQuery(_7);
if(_8.length>this.maxRequestSize){
this._data.unshift(this._inTransit.pop());
this._split=1;
}else{
return _8;
}
}
},onPushComplete:function(_9){
if(this._inTransit){
delete this._inTransit;
}
if(this._data.length>0){
this.schedulePusher(this.inTransitRetry);
}else{
this.schedulePusher();
}
}});
dojox.analytics=new dojox.analytics();
}