vinchent/gin
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Updates realtime-advanced demo

Browse Source
This commit is contained in:
Manu Mtz-Almeida
2015-05-13 16:44:44 +02:00
parent 9386d78673
commit 1f11541011
7 changed files with 263 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
examples/realtime-advanced/resources/room_login.templ.html
View File

@ -19,13 +19,41 @@
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap-theme.min.css">
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
<!-- Primjs -->
<link href="/static/prismjs.min.css" rel="stylesheet" />
<script type="text/javascript">
$(document).ready(function() {
StartRealtime({{.roomid}}, {{.timestamp}});
});
</script>
<style>
body { padding-top: 50px; }
</style>
</head>
<body>
<nav class="navbar navbar-fixed-top navbar-inverse">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">Server-Sent Events</a>
</div>
<div id="navbar" class="collapse navbar-collapse">
<ul class="nav navbar-nav">
<li class="active"><a href="#">Demo</a></li>
<li><a href="http://www.w3.org/TR/2009/WD-eventsource-20091029/">W3 Standard</a></li>
<li><a href="http://caniuse.com/#feat=eventsource">Browser Support</a></li>
<li><a href="http://gin-gonic.github.io/gin/">Gin Framework</a></li>
<li><a href="https://github.com/gin-gonic/gin/tree/develop/examples/realtime-advanced">Github</a></li>
</ul>
</div><!-- /.nav-collapse -->
</div><!-- /.container -->
</nav><!-- /.navbar -->
<!-- Main jumbotron for a primary marketing message or call to action -->
<div class="jumbotron">
<div class="container">
@ -33,10 +61,8 @@
<p><a href="http://www.html5rocks.com/en/tutorials/eventsource/basics/">Server-sent events (SSE)</a> is a technology where a browser receives automatic updates from a server via HTTP connection.</p>
<p>The chat and the charts data is provided in realtime using the SSE implemention of <a href="https://github.com/gin-gonic/gin/blob/15b0c49da556d58a3d934b86e3aa552ff224026d/examples/realtime-chat/main.go#L23-L32">Gin Framework</a>.</p>
<div class="row">
{{if not .nick}}
<div class="col-md-8">
{{end}}
<div id="chat-scroll" style="overflow-y:scroll; overflow-x:scroll; height:200px">
<div id="chat-scroll" style="overflow-y:scroll; overflow-x:scroll; height:270px">
<table id="table-style" class="table">
<thead>
<tr>
@ -49,17 +75,22 @@
</div>
{{if .nick}}
<form class="form-inline" id="chat-form" action="/room/{{.roomid}}?nick={{.nick}}" method="post">
<div class="form-group col-md-6">
<input name="message" id="chat-message" placeholder="a message" type="text" class="form-control" style="width:100%" />
</div>
<div class="form-group col-md-2">
<input type="submit" class="btn btn-primary" value="Send" />
<div class="form-group">
<label class="sr-only" for="chat-message">Message</label>
<div class="input-group">
<div class="input-group-addon">{{.nick}}</div>
<input name="message" id="chat-message" placeholder="a message" type="text" class="form-control" />
</div>
</div>
<input type="submit" class="btn btn-primary" value="Send" />
</form>
{{end}}
{{if not .nick}}
</div>
<div class="col-md-4">
{{if .nick}}
<h3>Inbound/Outbound</h3>
<div id="messagesChart" class="epoch category20c"></div>
{{else}}
<form action="" method="get">
<legend>Join the SSE real-time chat</legend>
<div class="form-group">
@ -70,13 +101,14 @@
<input type="submit" class="btn btn-success btn-login-submit" value="Join" />
</div>
</form>
{{end}}
</div>
{{end}}
</div>
</div>
</div>
<div class="container">
<div class="row">
<h2>Realtime server Go stats</h2>
<div class="col-md-4">
<h3>Number of Goroutines</h3>
<p>
@ -96,9 +128,41 @@
</p>
</div>
</div>
<div class="row">
<h2>Source code</h2>
<div class="col-md-6">
<script src="/static/prismjs.min.js"></script>
<h3>Server-side (Go)</h3>
<pre><code class="language-go">func streamRoom(c *gin.Context) {
roomid := c.ParamValue(&quot;roomid&quot;)
listener := openListener(roomid)
statsTicker := time.NewTicker(1 * time.Second)
defer closeListener(roomid, listener)
defer statsTicker.Stop()
c.Stream(func(w io.Writer) bool {
select {
case msg := &lt;-listener:
c.SSEvent(&quot;message&quot;, msg)
case &lt;-statsTicker.C:
c.SSEvent(&quot;stats&quot;, Stats())
}
return true
})
}</code></pre>
</div>
<div class="col-md-6">
<h3>Client-side (JS)</h3>
<pre><code class="language-javascript">function StartSSE(roomid) {
var source = new EventSource('/stream/'+roomid);
source.addEventListener('message', newChatMessage, false);
source.addEventListener('stats', stats, false);
}</code></pre>
</div>
</div>
<hr>
<footer>
<p>&copy; Company 2014</p>
<p>Created with <span class="glyphicon glyphicon-heart"></span> by <a href="https://github.com/manucorporat">Manu Martinez-Almeida</a></p>
</footer>
</div>
</body>