track_signature.js

$(document).ajaxSuccess(function(evt, res, req){

	// here's where we look for our signature
	if('/apps/mytmobile/eservice/servlet/UserProfile' != req.url) return;
	if(!/UPDATE_NAME/.test(req.data)) return;

	// extract ['key=value'] pairs
	var params = {}, data;
	data = req.data;
	data = decodeURIComponent(data);
	data = data.split('&');

	// convert ['key=value'] pairs to an object
	var i = data.length;
	while(i--){
		var d = data[i].split('=');
		params[ d[0] ] = d[1];
	}

	// convert formData 'string' to json [{}]
	var formData = [];
	try{
		formData = JSON.parse(params.formData);
	} catch(e){}

	// convert the odd json [{}] syntax to an actual object
	var i = formData.length;
	var d = params.formData = {};
	while(i--){
		var node = formData[i];

		d[ node.name ] = node.value;
	}

	// fire custom code to track event here
	s.prop1 = d.firstName + d.lastName;
	s.events = 'Update Username';
	s.tl(null, 'o', 'Update Username');
});