LarsBergqvist’s gists

LarsBergqvist / requires_authorization.py

Created September 3, 2016 17:25

Authorization decorator with Python Flask

	def ok_user_and_password(username, password):
	return username == app.config['USERNAME'] and password == app.config['PASSWORD']

	def authenticate():
	message = {'message': "Authenticate."}
	resp = jsonify(message)

	resp.status_code = 401
	resp.headers['WWW-Authenticate'] = 'Basic realm="Main"'

LarsBergqvist / flask_with_authorization.py

Created September 3, 2016 19:45

Flask routes with authorization

	@app.route('/api/secret')
	@requires_authorization
	def api_secret():
	return jsonify({'message':get_secret_message()})

	@app.route('/')
	@requires_authorization
	def index():
	return render_template('index.html', message=get_secret_message())

LarsBergqvist / generate_key_and_cert.sh

Created September 3, 2016 19:49

Generate a key and a certificate

	openssl genrsa 1024 > ssl.key
	openssl req -new -x509 -nodes -sha1 -days 365 -key ssl.key > ssl.cert

LarsBergqvist / flask_with_ssl.py

Created September 3, 2016 19:50

Starting flask with SSL

	context = ('ssl.cert', 'ssl.key')
	app.run(host='0.0.0.0', port=80, ssl_context=context)

LarsBergqvist / flask_getopt_example.py

Created September 3, 2016 19:55

Example on parsing the arguments to the start script for Python Flask

	import sys, getopt
	from basic_auth import app

	def main(argv):
	user = ''
	password = ''

	try:
	opts, args = getopt.getopt(argv,"u:p:")
	except getopt.GetoptError:

LarsBergqvist / SRController.js

Last active September 7, 2016 07:20

An AngularJS controller that makes requests to api.sr.se

	var myApp = angular.module('myApp', []);

	myApp.controller('SRChannelsController', ['$scope', '$http', function($scope, $http) {

	$scope.header = 'Radio channels on Sveriges Radio';
	$scope.filter = "Riks";

	$scope.filterChanged = function() {
	getChannelsInfo($scope.filter);
	};

LarsBergqvist / index.html

Created September 7, 2016 07:20

View for the SRChannelsController

	<!DOCTYPE html>
	<html ng-app="myApp">

	<head>
	<script data-require="angular.js@1.4.8" data-semver="1.4.8" src="https://code.angularjs.org/1.4.8/angular.js"></script>
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.css" />
	<script src="SRController.js"></script>
	<link rel="stylesheet" href="style.css" />
	</head>

LarsBergqvist / neopixel_micropython_with_stop_button.py

Last active January 16, 2017 06:44

While loop with stop button criteria

	#
	# A script for an Adafruit Huzzah (ESP8266) with a NeoPixel ring attached
	# With a button connected to a GPIO pin so that we can exit the infinite while loop
	# (needed if the script is used as main.py)
	#
	from machine import Pin
	from neopixel import NeoPixel
	import time

	OUTPUTPIN = 14 # use GPIO14 as output to NeoPixel ring

LarsBergqvist / ArduinoAnalogInput.pde

Last active October 7, 2016 07:34

Connecting an Arduino to a Processing sketch

	int maxBarHeight = 600;
	int barWidth = 400;

	//IArduinoIntegration arduino = new ArduinoFakeIntegration();
	IArduinoIntegration arduino = new ArduinoIntegration(this);

	// A list with bars to draw
	// Specify the matching Arduino analog pin number and a color for the bar that should represent the input voltage
	BarSpec[] barSpecs = { new BarSpec(0, color(150,150,20)),
	new BarSpec(1, color(20,100,20)),

LarsBergqvist / ArduinoIntegration.pde

Last active October 6, 2016 10:43

Wrapper class for using the Arduino Firmata library in Processing

	import processing.core.PApplet;
	import processing.serial.*;
	import cc.arduino.*;

	public class ArduinoIntegration implements IArduinoIntegration {

	// Change this so that it matches the usb device connected to the Arduino
	String arduinoUSBDeviceName = "/dev/tty.usbmodem1421";

	Arduino arduino;

Lars Bergqvist LarsBergqvist