-
-
Save Ilgrim/648e39309fb76958c43842618bf4b9ba to your computer and use it in GitHub Desktop.
Flask-socket.io emit to specific clients
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<html> | |
<body> | |
<h1>I feel lonely</h1> | |
<script type="text/javascript" src="//code.jquery.com/jquery-2.1.3.min.js"></script> | |
<script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/socket.io/0.9.16/socket.io.min.js"></script> | |
<script type="text/javascript" charset="utf-8"> | |
var socket = io.connect('http://' + document.domain + ':' + location.port); | |
socket.on('connect', function() { | |
socket.emit('connected'); | |
}); | |
socket.on('message', function(data) { | |
$('h1').text(data) | |
}); | |
</script> | |
</body> | |
</html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
from flask import Flask, request | |
from flask.ext.socketio import SocketIO | |
app = Flask(__name__, static_folder='') | |
io = SocketIO(app) | |
clients = [] | |
@app.route('/') | |
def index(): | |
return app.send_static_file('client.html') | |
@io.on('connected') | |
def connected(): | |
print "%s connected" % (request.namespace.socket.sessid) | |
clients.append(request.namespace) | |
@io.on('disconnect') | |
def disconnect(): | |
print "%s disconnected" % (request.namespace.socket.sessid) | |
clients.remove(request.namespace) | |
def hello_to_random_client(): | |
import random | |
from datetime import datetime | |
if clients: | |
k = random.randint(0, len(clients)-1) | |
print "Saying hello to %s" % (clients[k].socket.sessid) | |
clients[k].emit('message', "Hello at %s" % (datetime.now())) | |
if __name__ == '__main__': | |
import thread, time | |
thread.start_new_thread(lambda: io.run(app), ()) | |
while True: | |
time.sleep(1) | |
hello_to_random_client() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment