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<!DOCTYPE html>
<html>
<head>
<script src="http://yandex.st/jquery/1.7.1/jquery.min.js"></script>
<script src="http://yandex.st/jquery/flot/0.7/jquery.flot.min.js"></script>
<script>
$(document).ready(function() {
updater.start();
});
$(document).unload(function() {
});
updater = {
socket: null,
plot: null,
visits: [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ],
chatters: [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ],
points: 10,
options: {
legend: { show: true }
},
start: function() {
if ("WebSocket" in window) {
socket = new WebSocket("ws://localhost:8888/statssocket");
} else {
socket = new MozWebSocket("ws://localhost:8888/statssocket");
}
socket.onmessage = function(event) {
data = JSON.parse(event.data);
updater.update_plot(data);
}
updater.plot = $.plot($('#placeholder'),
[ updater.visits, updater.chatters ],
updater.options);
},
append_data: function(visits, chatters) {
if (updater.visits.length > updater.points) {
updater.visits = updater.visits.slice(1);
updater.chatters = updater.chatters.slice(1);
}
updater.visits.push(visits);
updater.chatters.push(chatters);
},
prepare_data: function(arr) {
var len = arr.length;
var res = [];
for (var i=0; i < len; i++) {
res.push([i, arr[i]]);
}
return res;
},
update_plot: function(data) {
updater.append_data(data.visits, data.chatters);
var visits = updater.prepare_data(updater.visits);
var chatters = updater.prepare_data(updater.chatters);
updater.plot = $.plot($('#placeholder'),
[ {label: 'Global visits', data: visits},
{label: 'Active users', data: chatters}
], updater.options);
},
plot: function(visits, chatters) {
},
stop: function() {
updater.socket.close();
updater.socket = null;
}
};
</script>
<title> Site statistics </title>
</head>
<body>
<div>
<div id="placeholder" style="width:920px;height:400px;float:left;"></div>
<div id="table"></div>
</div>
</body>
</html>
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