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if(!dojo._hasResource["dojox.analytics._base"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.analytics._base"] = true;
dojo.provide("dojox.analytics._base");
dojox.analytics = function(){
//where we store data until we're ready to send it off.
//the data queue;
this._data = [] ;
//id of messages for this session/page
this._id=1;
//some default values
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;
}
//while we can go ahead and being logging as soon as this constructor is completed
//we're not going to schedule pushing data to the server until after the page
//has completed loading
dojo.addOnLoad(this, "schedulePusher");
dojo.addOnUnload(this, "pushData", true);
};
dojo.extend(dojox.analytics, {
schedulePusher: function(interval){
// summary:
// schedule the data pushing routines to happen in interval ms
setTimeout(dojo.hitch(this, "checkData"), interval||this.sendInterval);
},
addData: function(dataType, data){
// summary:
// add data to the queue. Will be pusshed to the server on the next
// data push
if (arguments.length>2){
var d = [];
for(var i=1;i<arguments.length;i++){
d.push(arguments[i]);
}
data = d;
}
this._data.push({plugin: dataType, data: data});
},
checkData: function(){
// summary
if (this._inTransit){
this.schedulePusher(this.inTransitRetry);
return;
}
if (this.pushData()){return}
this.schedulePusher();
},
pushData: function(){
// summary
// pushes data to the server if any exists. If a push is done, return
// the deferred after hooking up completion callbacks. If there is no data
// to be pushed, return false;
if (this._data.length>0){
//clear the queue
this._inTransit=this._data;
this._data=[];
var def;
switch(this.sendMethod){
case "script":
def = dojo.io.script.get({url: this.getQueryPacket(), preventCache: 1, callbackParamName: "callback"});
break;
case "xhrPost":
default:
console.info("post send: ", this._inTransit);
def = dojo.xhrPost({url:this.dataUrl, content: {id: this._id++, data: dojo.toJson(this._inTransit)}});
break;
}
def.addCallback(this, "onPushComplete");
return def;
}
return false;
},
getQueryPacket: function(){
while(true){
var content = {id: this._id++, data: dojo.toJson(this._inTransit)};
//FIXME would like a much better way to get the query down to lenght
var query = this.dataUrl + '?' + dojo.objectToQuery(content);
if (query.length>this.maxRequestSize){
this._data.unshift(this._inTransit.pop());
this._split=1;
}else{
//console.log("script send: ", this._inTransit, " Remaining in queue: ", this._data.length);
return query;
}
}
},
onPushComplete: function(results){
// summary
// if our data push was successfully, remove the _inTransit data and schedule the next
// parser run.
if (this._inTransit){
delete this._inTransit;
}
if (this._data.length>0){
this.schedulePusher(this.inTransitRetry);
} else {
this.schedulePusher();
}
}
});
//create the analytics singleton
dojox.analytics = new dojox.analytics();
}
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