John Grant johngrantuk
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>{% block title %}Sensor Example{% endblock %}</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| </head> | |
| <body> | |
| {% load staticfiles%} |
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| from django.shortcuts import render | |
| def sensor(request): | |
| return render(request, "sensor.html", { | |
| 'sensor': '99', | |
| }) |
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| def ws_disconnect(message): | |
| print("Someone left us...") | |
| Group("sensor").discard(message.reply_channel) |
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| def ws_message(message): | |
| # ASGI WebSocket packet-received and send-packet message types | |
| # both have a "text" key for their textual data. | |
| print("Received!!" + message['text']) |
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| from sensor.consumers import ws_message, ws_connect, ws_disconnect | |
| channel_routing = { | |
| 'websocket.connect': ws_connect, | |
| 'websocket.receive': ws_message, | |
| 'websocket.disconnect': ws_disconnect, | |
| } |
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| import os | |
| import channels.asgi | |
| os.environ.setdefault(“DJANGO_SETTINGS_MODULE”, “sensor.settings”) | |
| channel_layer = channels.asgi.get_channel_layer() |
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| """ | |
| Django settings for sensor project. | |
| Generated by 'django-admin startproject' using Django 1.9.2. | |
| For more information on this file, see | |
| https://docs.djangoproject.com/en/1.9/topics/settings/ | |
| For the full list of settings and their values, see | |
| https://docs.djangoproject.com/en/1.9/ref/settings/ |
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| from channels import Group | |
| def ws_connect(message): | |
| print("Someone connected.") | |
| path = message['path'] # i.e. /sensor/ | |
| if path == b’/sensor/': | |
| print("Adding new user to sensor group") | |
| Group(“sensor").add(message.reply_channel) # Adds user to group for broadcast | |
| message.reply_channel.send({ # Reply to individual directly |
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