274 lines
8.0 KiB
C++
274 lines
8.0 KiB
C++
#include "src/dependencies/timezone/Timezone.h"
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#include "wled.h"
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/*
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* Acquires time from NTP server
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*/
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Timezone* tz;
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#define TZ_UTC 0
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#define TZ_UK 1
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#define TZ_EUROPE_CENTRAL 2
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#define TZ_EUROPE_EASTERN 3
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#define TZ_US_EASTERN 4
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#define TZ_US_CENTRAL 5
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#define TZ_US_MOUNTAIN 6
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#define TZ_US_ARIZONA 7
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#define TZ_US_PACIFIC 8
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#define TZ_CHINA 9
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#define TZ_JAPAN 10
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#define TZ_AUSTRALIA_EASTERN 11
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#define TZ_NEW_ZEALAND 12
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#define TZ_NORTH_KOREA 13
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#define TZ_INDIA 14
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#define TZ_SASKACHEWAN 15
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#define TZ_AUSTRALIA_NORTHERN 16
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#define TZ_AUSTRALIA_SOUTHERN 17
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#define TZ_INIT 255
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byte tzCurrent = TZ_INIT; //uninitialized
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void updateTimezone() {
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delete tz;
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TimeChangeRule tcrDaylight = {Last, Sun, Mar, 1, 0}; //UTC
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TimeChangeRule tcrStandard = tcrDaylight; //UTC
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switch (currentTimezone) {
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case TZ_UK : {
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tcrDaylight = {Last, Sun, Mar, 1, 60}; //British Summer Time
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tcrStandard = {Last, Sun, Oct, 2, 0}; //Standard Time
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break;
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}
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case TZ_EUROPE_CENTRAL : {
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tcrDaylight = {Last, Sun, Mar, 2, 120}; //Central European Summer Time
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tcrStandard = {Last, Sun, Oct, 3, 60}; //Central European Standard Time
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break;
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}
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case TZ_EUROPE_EASTERN : {
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tcrDaylight = {Last, Sun, Mar, 3, 180}; //East European Summer Time
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tcrStandard = {Last, Sun, Oct, 4, 120}; //East European Standard Time
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break;
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}
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case TZ_US_EASTERN : {
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tcrDaylight = {Second, Sun, Mar, 2, -240}; //EDT = UTC - 4 hours
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tcrStandard = {First, Sun, Nov, 2, -300}; //EST = UTC - 5 hours
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break;
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}
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case TZ_US_CENTRAL : {
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tcrDaylight = {Second, Sun, Mar, 2, -300}; //CDT = UTC - 5 hours
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tcrStandard = {First, Sun, Nov, 2, -360}; //CST = UTC - 6 hours
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break;
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}
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case TZ_US_MOUNTAIN : {
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tcrDaylight = {Second, Sun, Mar, 2, -360}; //MDT = UTC - 6 hours
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tcrStandard = {First, Sun, Nov, 2, -420}; //MST = UTC - 7 hours
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break;
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}
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case TZ_US_ARIZONA : {
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tcrDaylight = {First, Sun, Nov, 2, -420}; //MST = UTC - 7 hours
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tcrStandard = {First, Sun, Nov, 2, -420}; //MST = UTC - 7 hours
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break;
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}
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case TZ_US_PACIFIC : {
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tcrDaylight = {Second, Sun, Mar, 2, -420}; //PDT = UTC - 7 hours
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tcrStandard = {First, Sun, Nov, 2, -480}; //PST = UTC - 8 hours
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break;
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}
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case TZ_CHINA : {
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tcrDaylight = {Last, Sun, Mar, 1, 480}; //CST = UTC + 8 hours
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tcrStandard = tcrDaylight;
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break;
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}
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case TZ_JAPAN : {
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tcrDaylight = {Last, Sun, Mar, 1, 540}; //JST = UTC + 9 hours
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tcrStandard = tcrDaylight;
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break;
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}
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case TZ_AUSTRALIA_EASTERN : {
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tcrDaylight = {Second, Sun, Oct, 2, 660}; //AEDT = UTC + 11 hours
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tcrStandard = {First, Sun, Apr, 3, 600}; //AEST = UTC + 10 hours
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break;
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}
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case TZ_NEW_ZEALAND : {
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tcrDaylight = {Second, Sun, Sep, 2, 780}; //NZDT = UTC + 13 hours
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tcrStandard = {First, Sun, Apr, 3, 720}; //NZST = UTC + 12 hours
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break;
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}
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case TZ_NORTH_KOREA : {
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tcrDaylight = {Last, Sun, Mar, 1, 510}; //Pyongyang Time = UTC + 8.5 hours
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tcrStandard = tcrDaylight;
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break;
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}
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case TZ_INDIA : {
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tcrDaylight = {Last, Sun, Mar, 1, 330}; //India Standard Time = UTC + 5.5 hours
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tcrStandard = tcrDaylight;
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break;
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}
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case TZ_SASKACHEWAN : {
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tcrDaylight = {First, Sun, Nov, 2, -360}; //CST = UTC - 6 hours
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tcrStandard = tcrDaylight;
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break;
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}
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case TZ_AUSTRALIA_NORTHERN : {
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tcrStandard = {First, Sun, Apr, 3, 570}; //ACST = UTC + 9.5 hours
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tcrStandard = tcrDaylight;
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break;
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}
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case TZ_AUSTRALIA_SOUTHERN : {
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tcrDaylight = {First, Sun, Oct, 2, 630}; //ACDT = UTC + 10.5 hours
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tcrStandard = {First, Sun, Apr, 3, 570}; //ACST = UTC + 9.5 hours
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break;
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}
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}
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tzCurrent = currentTimezone;
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tz = new Timezone(tcrDaylight, tcrStandard);
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}
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void handleNetworkTime()
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{
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if (ntpEnabled && ntpConnected && millis() - ntpLastSyncTime > 50000000L && WLED_CONNECTED)
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{
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if (millis() - ntpPacketSentTime > 10000)
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{
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sendNTPPacket();
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ntpPacketSentTime = millis();
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}
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if (checkNTPResponse())
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{
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ntpLastSyncTime = millis();
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}
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}
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}
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void sendNTPPacket()
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{
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if (!ntpServerIP.fromString(ntpServerName)) //see if server is IP or domain
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{
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#ifdef ESP8266
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WiFi.hostByName(ntpServerName, ntpServerIP, 750);
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#else
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WiFi.hostByName(ntpServerName, ntpServerIP);
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#endif
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}
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DEBUG_PRINTLN(F("send NTP"));
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byte pbuf[NTP_PACKET_SIZE];
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memset(pbuf, 0, NTP_PACKET_SIZE);
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pbuf[0] = 0b11100011; // LI, Version, Mode
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pbuf[1] = 0; // Stratum, or type of clock
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pbuf[2] = 6; // Polling Interval
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pbuf[3] = 0xEC; // Peer Clock Precision
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// 8 bytes of zero for Root Delay & Root Dispersion
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pbuf[12] = 49;
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pbuf[13] = 0x4E;
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pbuf[14] = 49;
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pbuf[15] = 52;
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ntpUdp.beginPacket(ntpServerIP, 123); //NTP requests are to port 123
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ntpUdp.write(pbuf, NTP_PACKET_SIZE);
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ntpUdp.endPacket();
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}
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bool checkNTPResponse()
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{
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int cb = ntpUdp.parsePacket();
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if (cb) {
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DEBUG_PRINT(F("NTP recv, l="));
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DEBUG_PRINTLN(cb);
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byte pbuf[NTP_PACKET_SIZE];
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ntpUdp.read(pbuf, NTP_PACKET_SIZE); // read the packet into the buffer
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unsigned long highWord = word(pbuf[40], pbuf[41]);
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unsigned long lowWord = word(pbuf[42], pbuf[43]);
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if (highWord == 0 && lowWord == 0) return false;
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unsigned long secsSince1900 = highWord << 16 | lowWord;
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DEBUG_PRINT(F("Unix time = "));
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unsigned long epoch = secsSince1900 - 2208988799UL; //subtract 70 years -1sec (on avg. more precision)
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setTime(epoch);
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DEBUG_PRINTLN(epoch);
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if (countdownTime - now() > 0) countdownOverTriggered = false;
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return true;
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}
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return false;
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}
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void updateLocalTime()
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{
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if (currentTimezone != tzCurrent) updateTimezone();
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unsigned long tmc = now()+ utcOffsetSecs;
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localTime = tz->toLocal(tmc);
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}
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void getTimeString(char* out)
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{
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updateLocalTime();
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byte hr = hour(localTime);
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if (useAMPM)
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{
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if (hr > 11) hr -= 12;
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if (hr == 0) hr = 12;
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}
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sprintf(out,"%i-%i-%i, %i:%s%i:%s%i",year(localTime), month(localTime), day(localTime),
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hr,(minute(localTime)<10)?"0":"",minute(localTime),
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(second(localTime)<10)?"0":"",second(localTime));
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if (useAMPM)
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{
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strcat(out,(hour(localTime) > 11)? " PM":" AM");
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}
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}
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void setCountdown()
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{
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if (currentTimezone != tzCurrent) updateTimezone();
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countdownTime = tz->toUTC(getUnixTime(countdownHour, countdownMin, countdownSec, countdownDay, countdownMonth, countdownYear));
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if (countdownTime - now() > 0) countdownOverTriggered = false;
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}
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//returns true if countdown just over
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bool checkCountdown()
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{
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unsigned long n = now();
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if (countdownMode) localTime = countdownTime - n + utcOffsetSecs;
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if (n > countdownTime) {
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if (countdownMode) localTime = n - countdownTime + utcOffsetSecs;
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if (!countdownOverTriggered)
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{
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if (macroCountdown != 0) applyMacro(macroCountdown);
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countdownOverTriggered = true;
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return true;
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}
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}
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return false;
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}
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byte weekdayMondayFirst()
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{
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byte wd = weekday(localTime) -1;
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if (wd == 0) wd = 7;
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return wd;
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}
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void checkTimers()
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{
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if (lastTimerMinute != minute(localTime)) //only check once a new minute begins
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{
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lastTimerMinute = minute(localTime);
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for (uint8_t i = 0; i < 8; i++)
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{
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if (timerMacro[i] != 0
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&& (timerHours[i] == hour(localTime) || timerHours[i] == 24) //if hour is set to 24, activate every hour
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&& timerMinutes[i] == minute(localTime)
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&& (timerWeekday[i] & 0x01) //timer is enabled
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&& timerWeekday[i] >> weekdayMondayFirst() & 0x01) //timer should activate at current day of week
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{
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applyPreset(timerMacro[i]);
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}
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}
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}
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}
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