New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f

1 files changed, 127 insertions, 0 deletions

diff --git a/includes/js/dojox/analytics/_base.js b/includes/js/dojox/analytics/_base.js
new file mode 100644
index 0000000..8d6bd66
--- /dev/null
+++ b/includes/js/dojox/analytics/_base.js
@@ -0,0 +1,127 @@
+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();
+
+}