First commit

.gitignore

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+*.pyc
+*.sw[op]

lazytwinkle/settings.py

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+"""
+Django settings for lazytwinkle project.
+
+Generated by 'django-admin startproject' using Django 1.9.6.
+
+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/
+"""
+
+import os
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/1.9/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = '_=$7elaigl)4ded013_0rgm=dh1bo$txsn_bg%&mr)24fm-g%@'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'lights.apps.LightsConfig',
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+]
+
+MIDDLEWARE_CLASSES = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'lazytwinkle.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'lazytwinkle.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/1.9/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/1.9/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/1.9/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'GMT'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/1.9/howto/static-files/
+
+STATIC_URL = '/static/'

lazytwinkle/urls.py

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+"""lazytwinkle URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/1.9/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  url(r'^$', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  url(r'^$', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.conf.urls import url, include
+    2. Add a URL to urlpatterns:  url(r'^blog/', include('blog.urls'))
+"""
+from django.conf.urls import include, url
+from django.contrib import admin
+
+urlpatterns = [
+    url(r'^lights/', include('lights.urls')),
+    url(r'^admin/', admin.site.urls),
+]

lazytwinkle/wsgi.py

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+"""
+WSGI config for lazytwinkle project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/1.9/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "lazytwinkle.settings")
+
+application = get_wsgi_application()

lib/remote_light/__init__.py

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+__author__ = 'ibbo'

lib/remote_light/eventClient.py

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+import socket
+import time
+import socketController as sc
+
+class EventClient:
+    def __init__(self, host, port):
+        self.host = host
+        self.port = port
+
+    def connect(self):
+        self.socket = socket.create_connection((self.host, self.port))
+
+    def defaultEventHandler(data):
+        print(repr(data))
+
+    def pollEvents(self, eventHandler=defaultEventHandler):
+        while True:
+            data = self.socket.recv(1024)
+            eventHandler(data)
+            time.sleep(1)
+
+def switchHandler(data):
+    if not data:
+        return
+    print("Received: %s" % data)
+    s = data.split(':')
+    switchId = int(s[0])
+    switchState = s[1].strip() == 'true'
+    if switchState:
+        print("Switch %d is on" % switchId)
+        sc.turnOnSocket()
+    else:
+        print("Switch %d is off" % switchId)
+        sc.turnOffSocket()
+
+if __name__ == "__main__":
+    ec = EventClient("localhost", 18000)
+    ec.connect()
+    ec.pollEvents(switchHandler)

lib/remote_light/lightSwitch.py

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+import RPi.GPIO as GPIO
+import signal
+import sys
+import time
+
+
+def setupGPIO():
+    GPIO.setmode(GPIO.BOARD)
+    # K0-K3 data inputs
+    GPIO.setup(11, GPIO.OUT)
+    GPIO.setup(15, GPIO.OUT)
+    GPIO.setup(16, GPIO.OUT)
+    GPIO.setup(13, GPIO.OUT)
+
+    # ASK/FSK
+    GPIO.setup(18, GPIO.OUT)
+
+    # modulator
+    GPIO.setup(22, GPIO.OUT)
+
+    # Disable modulator
+    GPIO.output(22, False)
+
+    # Set modulator to ASK for On Off Keying
+    # by setting MODSEL pin lo
+    GPIO.output(18, False)
+
+    # Init K0-K3 inputs of the encoder to 0000
+    GPIO.output(11, False)
+    GPIO.output(15, False)
+    GPIO.output(16, False)
+    GPIO.output(13, False)
+
+def lightSwitchHandler(data):
+    if not data:
+        return
+    s = data.split(':')
+    switchId = int(s[0])
+    switchState = s[1].strip() == 'true'
+    switchLight(switchState)
+
+def programPlug():
+    switchLight(True)
+    switchLight(False)
+    switchAll(True)
+    switchAll(False)
+
+def switchLight(on):
+    # Last pin determines on or off
+    if on:
+        GPIO.output(11, True)
+        GPIO.output(15, True)
+        GPIO.output(16, True)
+        GPIO.output(13, True)
+    else:
+        GPIO.output(11, True)
+        GPIO.output(15, True)
+        GPIO.output(16, True)
+        GPIO.output(13, False)
+
+    # Send the signal by pulsing the modulator
+    pulse_modulator()
+
+def switchAll(on):
+    if on:
+        GPIO.output(11, True)
+        GPIO.output(15, True)
+        GPIO.output(16, False)
+        GPIO.output(13, True)
+    else:
+        GPIO.output(11, True)
+        GPIO.output(15, True)
+        GPIO.output(16, False)
+        GPIO.output(13, False)
+
+    pulse_modulator()
+
+def pulse_modulator():
+    # let it settle, encoder requires this
+    time.sleep(0.1)
+    GPIO.output(22, True)
+    time.sleep(0.25)
+    GPIO.output(22, False)
+
+def signal_handler(signal, frame):
+    sys.exit(0)
+
+def cleanup():
+    switchLight(False)
+    GPIO.cleanup()
+
+setupGPIO()
+if __name__ == "__main__":
+    pass

lib/remote_light/socketController.py

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+__author__ = 'ibbo'
+#import the required modules
+import RPi.GPIO as GPIO
+import time
+
+# set the pins numbering mode
+GPIO.setmode(GPIO.BOARD)
+
+# Select the GPIO pins used for the encoder K0-K3 data inputs
+GPIO.setup(11, GPIO.OUT)
+GPIO.setup(15, GPIO.OUT)
+GPIO.setup(16, GPIO.OUT)
+GPIO.setup(13, GPIO.OUT)
+
+# Select the signal to select ASK/FSK
+GPIO.setup(18, GPIO.OUT)
+
+# Select the signal used to enable/disable the modulator
+GPIO.setup(22, GPIO.OUT)
+
+# Disable the modulator by setting CE pin lo
+GPIO.output (22, False)
+
+# Set the modulator to ASK for On Off Keying
+# by setting MODSEL pin lo
+GPIO.output (18, False)
+
+# Initialise K0-K3 inputs of the encoder to 0000
+GPIO.output (11, False)
+GPIO.output (15, False)
+GPIO.output (16, False)
+GPIO.output (13, False)
+
+# The On/Off code pairs correspond to the hand controller codes.
+# True = '1', False ='0'
+
+def turnOnSocket():
+    # Set K0-K3
+    print "sending code 1111 socket 1 on"
+    GPIO.output (11, True)
+    GPIO.output (15, True)
+    GPIO.output (16, True)
+    GPIO.output (13, True)
+    # let it settle, encoder requires this
+    time.sleep(0.1)
+    # Enable the modulator
+    GPIO.output (22, True)
+    # keep enabled for a period
+    time.sleep(0.25)
+    # Disable the modulator
+    GPIO.output (22, False)
+
+def turnOffSocket():
+    # Set K0-K3
+    print "sending code 0111 Socket 1 off"
+    GPIO.output (11, True)
+    GPIO.output (15, True)
+    GPIO.output (16, True)
+    GPIO.output (13, False)
+    # let it settle, encoder requires this
+    time.sleep(0.1)
+    # Enable the modulator
+    GPIO.output (22, True)
+    # keep enabled for a period
+    time.sleep(0.25)
+    # Disable the modulator
+    GPIO.output (22, False)

lights/admin.py

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+from django.contrib import admin
+
+# Register your models here.

lights/apps.py

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+from __future__ import unicode_literals
+
+from django.apps import AppConfig
+
+
+class LightsConfig(AppConfig):
+    name = 'lights'

lights/models.py

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+from __future__ import unicode_literals
+
+from django.db import models
+
+# Create your models here.

lights/templates/lights/index.html

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+<p>Use the buttons below to switch the conservatory lights on/off</p>
+
+<form action="/lights/on" method="post">
+{% csrf_token %}
+    <button type="submit">Turn lights on</button>
+</form>
+<form action="/lights/off" method="post">
+{% csrf_token %}
+    <button type="submit">Turn lights off</button>
+</form>