From d8e4a5b71da218293214acc9c9b6be2ccb095271 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anton=20L=2E=20=C5=A0ijanec?= <sijanecantonluka@gmail.com>
Date: Thu, 16 Apr 2020 21:37:16 +0200
Subject: weather station + http time

---
 f010_raznefunkcije.ino | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

(limited to 'f010_raznefunkcije.ino')

diff --git a/f010_raznefunkcije.ino b/f010_raznefunkcije.ino
index 9613049..b940625 100644
--- a/f010_raznefunkcije.ino
+++ b/f010_raznefunkcije.ino
@@ -71,6 +71,7 @@ String getContentType(String filename) { // convert the file extension to the MI
   else if (filename.endsWith(".gz")) return "application/x-gzip";
   else if (filename.endsWith(".xml")) return "text/xml";
   else if (filename.endsWith(".svg")) return "text/svg+xml";
+  else if (filename.endsWith(".csv")) return "text/csv";
   return "application/octet-stream";
 }
 
@@ -109,6 +110,60 @@ String fihr(int code, String text) { // format inline html response
 const int NTP_PACKET_SIZE = 48; // NTP time is in the first 48 bytes of message
 byte packetBuffer[NTP_PACKET_SIZE]; //buffer to hold incoming & outgoing packets
 
+time_t getHttpTime() {
+  const char * headerKeys[] = {"date"} ;
+  const size_t numberOfHeaders = 1;
+  HTTPClient http;
+  http.begin("http://razor.arnes.si/.well-known/time"); 
+  http.collectHeaders(headerKeys, numberOfHeaders);
+  int httpCode = http.GET();
+  String headerDate;
+  if (httpCode > 0) {
+    for(int i = 0; i< http.headers(); i++){
+      Serial.println(http.header(i));
+    }
+    headerDate = http.header("date");
+    
+  } else {
+    if(razhroscevanje) Serial.println("unable to get http time");
+    return 0;
+  }
+  http.end();
+  // string, delimeter, array, length
+  String locenoSPresledki[5];
+  String locenoZDvopicjem[3];
+  explode(headerDate, " ", locenoSPresledki, 5);
+  int dan = locenoSPresledki[1].toInt();
+  String mesc = locenoSPresledki[2];
+  int leto = locenoSPresledki[3].toInt();
+  explode(locenoSPresledki[4], ":", locenoZDvopicjem, 3);
+  int ura = locenoZDvopicjem[0].toInt();
+  int minuta = locenoZDvopicjem[1].toInt();
+  int sekund = locenoZDvopicjem[2].toInt();
+  int mesec;
+  if(mesc == "Jan") mesec=1;
+  else if(mesc == "Feb") mesec=2;
+  else if(mesc == "Mar") mesec=3;
+  else if(mesc == "Apr") mesec=4;
+  else if(mesc == "May") mesec=5;
+  else if(mesc == "Jun") mesec=6;
+  else if(mesc == "Jul") mesec=7;
+  else if(mesc == "Aug") mesec=8;
+  else if(mesc == "Sep") mesec=9;
+  else if(mesc == "Oct") mesec=10;
+  else if(mesc == "Nov") mesec=11;
+  else if(mesc == "Dec") mesec=12;
+  tmElements_t tm;
+  tm.Hour = ura;
+  tm.Minute = minuta;
+  tm.Second = sekund;
+  tm.Day = dan;
+  tm.Month = mesec;
+  tm.Year = leto-1970;
+  if(razhroscevanje) Serial.println("httpUpdate ("+mesc+","+mesec+"): "+String(makeTime(tm)));
+  return makeTime(tm);
+}
+
 time_t getNtpTime()
 {
   IPAddress ntpServerIP; // NTP server's ip address
@@ -162,3 +217,7 @@ void sendNTPpacket(IPAddress &address)
   Udp.write(packetBuffer, NTP_PACKET_SIZE);
   Udp.endPacket();
 }
+
+time_t timeSyncProvider() {
+  return getHttpTime();
+}
-- 
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