Add example

Add new example to CI build

Clean-up whitespace

Author: marcelstoer

.travis.yml

@@ -22,6 +22,7 @@ env:
     - PLATFORMIO_CI_SRC=examples/OpenWeatherMapCurrentDemo
     - PLATFORMIO_CI_SRC=examples/OpenWeatherMapForecastDemo
     - PLATFORMIO_CI_SRC=examples/AstronomyDemo
+    - PLATFORMIO_CI_SRC=examples/SunMoonCalcDemo
     - PLATFORMIO_CI_SRC=examples/AerisForecastsDemo
     - PLATFORMIO_CI_SRC=examples/AerisObservationDemo
     - PLATFORMIO_CI_SRC=examples/AerisSunMoonDemo

examples/SunMoonCalcDemo/SunMoonCalcDemo.ino

@@ -0,0 +1,121 @@
+/**The MIT License (MIT)
+
+Copyright (c) 2018 by ThingPulse Ltd., https://thingpulse.com
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#include <Arduino.h>
+#include <ESP8266WiFi.h>
+#include <ESPHTTPClient.h>
+#include <time.h>
+#include "SunMoonCalc.h"
+
+/**
+ * WiFi Settings
+ */
+const char* WIFI_SSID     = "yourssid";
+const char* WIFI_PASSWORD = "yourpassw0rd";
+
+// initiate the WifiClient
+WiFiClient wifiClient;
+
+/**
+ * Helper funtions
+ */
+void connectWifi() {
+  Serial.print("Connecting to ");
+  Serial.println(WIFI_SSID);
+  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(".");
+  }
+  Serial.println("");
+  Serial.println("WiFi connected!");
+  Serial.println(WiFi.localIP());
+}
+
+void printResult(SunMoonCalc::Result result) {
+  Serial.println("Sun");
+  Serial.println("\tRise: " + formatTime(result.sun.rise));
+  Serial.println("\tNoon: " + formatTime(result.sun.transit));
+  Serial.println("\tSet: " + formatTime(result.sun.set));
+  Serial.println("\tAzimuth: " + String(result.sun.azimuth) + "°");
+  Serial.println("\tElevation: " + String(result.sun.elevation) + "°");
+  Serial.println("\tDistance: " + String(result.sun.distance) + "km");
+  Serial.println("Moon");
+  Serial.println("\tRise: " + formatTime(result.moon.rise));
+  Serial.println("\tNoon: " + formatTime(result.moon.transit));
+  Serial.println("\tSet: " + formatTime(result.moon.set));
+  Serial.println("\tAzimuth: " + String(result.moon.azimuth) + "°");
+  Serial.println("\tElevation: " + String(result.moon.elevation) + "°");
+  Serial.println("\tDistance: " + String(result.moon.distance) + "km");
+  Serial.println("\tAge: " + String(result.moon.age) + " days");
+  Serial.println("\tIllumination: " + String(result.moon.illumination * 100) + "%");
+  Serial.println("\tPhase: " + result.moon.phase.name);
+}
+
+String padWithZeroBelowTen(int d) {
+  return d < 10 ? "0" + String(d) : String(d);
+}
+
+String formatTime(time_t timestamp) {
+  tm *date = gmtime(&timestamp);
+  String year = "" + String(date->tm_year + 1900);
+  String month = padWithZeroBelowTen(date->tm_mon + 1);
+  String day = padWithZeroBelowTen(date->tm_mday);
+  return year + "-" + month + "-" + day + " " + padWithZeroBelowTen(date->tm_hour) + ":" +
+         padWithZeroBelowTen(date->tm_min) + ":" + padWithZeroBelowTen(date->tm_sec) + " UTC";
+}
+// END helper functions
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println();
+  delay(500);
+  connectWifi();
+  Serial.println();
+  
+  Serial.println("Syncing time...");
+  configTime(0, 0, "pool.ntp.org");  
+  // some explanations about this POSIX format: https://www.ibm.com/developerworks/aix/library/au-aix-posix/
+  // -> represents a central European timezone identifier such as Europe/Berlin
+  setenv("TZ", "CET-1CEST,M3.5.0,M10.5.0/3", 0);
+  while(time(nullptr) <= 100000) {
+    Serial.print(".");
+    delay(100);
+  }
+  Serial.println("Time sync'ed");
+
+  // prepare the time input value
+  time_t tnow = time(nullptr);
+  Serial.println(String(ctime(&tnow)));
+  
+  // 'now' has to be UTC, lat/lng in degrees not raadians
+  SunMoonCalc smCalc = SunMoonCalc(tnow, 52.520008, 13.404954);
+  const SunMoonCalc::Result result = smCalc.calculateSunAndMoonData();
+
+  // for reference you may want to compare results (remember: they're in UTC!) to https://www.timeanddate.com/moon/
+  printResult(result);
+}
+
+void loop() {
+  // no-op, only run the code once
+}