Option to set schedules based on UTC time (#783)

code/espurna/ntp.ino

@@ -88,8 +88,10 @@ void _ntpUpdate() {
         wsSend(_ntpWebSocketOnSend);
     #endif
 
-    if (strlen(ntpDateTime().c_str())) {
-        DEBUG_MSG_P(PSTR("[NTP] Time: %s\n"), (char *) ntpDateTime().c_str());
+    if (ntpSynced()) {
+        time_t t = now();
+        DEBUG_MSG_P(PSTR("[NTP] UTC Time  : %s\n"), (char *) ntpDateTime(ntpLocal2UTC(t)).c_str());
+        DEBUG_MSG_P(PSTR("[NTP] Local Time: %s\n"), (char *) ntpDateTime(t).c_str());
     }
 
 }
@@ -143,6 +145,12 @@ String ntpDateTime() {
     return String();
 }
 
+time_t ntpLocal2UTC(time_t local) {
+    int offset = getSetting("ntpOffset", NTP_TIME_OFFSET).toInt();
+    if (NTP.isSummerTime()) offset += 60;
+    return local - offset * 60;
+}
+
 // -----------------------------------------------------------------------------
 
 void ntpSetup() {

code/espurna/scheduler.ino

@@ -35,6 +35,7 @@ void _schWebSocketOnSend(JsonObject &root){
             scheduler["schType"] = getSetting("schType", i, 0).toInt();
             scheduler["schHour"] = getSetting("schHour", i, 0).toInt();
             scheduler["schMinute"] = getSetting("schMinute", i, 0).toInt();
+            scheduler["schUTC"] = getSetting("schUTC", i, 0).toInt() == 1;
             scheduler["schWDs"] = getSetting("schWDs", i, "");
         }
 
@@ -64,22 +65,25 @@ void _schConfigure() {
             delSetting("schMinute", i);
             delSetting("schWDs", i);
             delSetting("schType", i);
+            delSetting("schUTC", i);
 
         } else {
 
             #if DEBUG_SUPPORT
 
-                int sch_enabled = getSetting("schEnabled", i, 1).toInt() == 1;
+                bool sch_enabled = getSetting("schEnabled", i, 1).toInt() == 1;
                 int sch_action = getSetting("schAction", i, 0).toInt();
                 int sch_hour = getSetting("schHour", i, 0).toInt();
                 int sch_minute = getSetting("schMinute", i, 0).toInt();
+                bool sch_utc = getSetting("schUTC", i, 0).toInt() == 1;
                 String sch_weekdays = getSetting("schWDs", i, "");
                 unsigned char sch_type = getSetting("schType", i, SCHEDULER_TYPE_SWITCH).toInt();
 
                 DEBUG_MSG_P(
-                    PSTR("[SCH] Schedule #%d: %s #%d to %d at %02d:%02d on %s%s\n"),
+                    PSTR("[SCH] Schedule #%d: %s #%d to %d at %02d:%02d %s on %s%s\n"),
                     i, SCHEDULER_TYPE_SWITCH == sch_type ? "switch" : "channel", sch_switch,
-                    sch_action, sch_hour, sch_minute, (char *) sch_weekdays.c_str(),
+                    sch_action, sch_hour, sch_minute, sch_utc ? "UTC" : "local time",
+                    (char *) sch_weekdays.c_str(),
                     sch_enabled ? "" : " (disabled)"
                 );
 
@@ -91,11 +95,11 @@ void _schConfigure() {
 
 }
 
-bool _schIsThisWeekday(String weekdays){
+bool _schIsThisWeekday(time_t t, String weekdays){
 
     // Convert from Sunday to Monday as day 1
-    int w = weekday(now()) - 1;
-    if (w == 0) w = 7;
+    int w = weekday(t) - 1;
+    if (0 == w) w = 7;
 
     char pch;
     char * p = (char *) weekdays.c_str();
@@ -107,8 +111,7 @@ bool _schIsThisWeekday(String weekdays){
 
 }
 
-int _schMinutesLeft(unsigned char schedule_hour, unsigned char schedule_minute){
-    time_t t = now();
+int _schMinutesLeft(time_t t, unsigned char schedule_hour, unsigned char schedule_minute){
     unsigned char now_hour = hour(t);
     unsigned char now_minute = minute(t);
     return (schedule_hour - now_hour) * 60 + schedule_minute - now_minute;
@@ -116,6 +119,9 @@ int _schMinutesLeft(unsigned char schedule_hour, unsigned char schedule_minute){
 
 void _schCheck() {
 
+    time_t local_time = now();
+    time_t utc_time = ntpLocal2UTC(local_time);
+
     // Check schedules
     for (unsigned char i = 0; i < SCHEDULER_MAX_SCHEDULES; i++) {
 
@@ -125,12 +131,16 @@ void _schCheck() {
         // Skip disabled schedules
         if (getSetting("schEnabled", i, 1).toInt() == 0) continue;
 
+        // Get the datetime used for the calculation
+        bool sch_utc = getSetting("schUTC", i, 0).toInt() == 1;
+        time_t t = sch_utc ? utc_time : local_time;
+
         String sch_weekdays = getSetting("schWDs", i, "");
-        if (_schIsThisWeekday(sch_weekdays)) {
+        if (_schIsThisWeekday(t, sch_weekdays)) {
 
             int sch_hour = getSetting("schHour", i, 0).toInt();
             int sch_minute = getSetting("schMinute", i, 0).toInt();
-            int minutes_to_trigger = _schMinutesLeft(sch_hour, sch_minute);
+            int minutes_to_trigger = _schMinutesLeft(t, sch_hour, sch_minute);
 
             if (minutes_to_trigger == 0) {
 

code/html/custom.js

@@ -179,7 +179,7 @@ function addValue(data, name, value) {
     // These fields will always be a list of values
     var is_group = [
         "ssid", "pass", "gw", "mask", "ip", "dns",
-        "schEnabled", "schSwitch","schAction","schType","schHour","schMinute","schWDs",
+        "schEnabled", "schSwitch","schAction","schType","schHour","schMinute","schWDs","schUTC",
         "relayBoot", "relayPulse", "relayTime",
         "mqttGroup", "mqttGroupInv", "relayOnDisc",
         "dczRelayIdx", "dczMagnitude",
@@ -1303,7 +1303,7 @@ function initUrls(root) {
     });
 
     urls.ws.protocol = "ws";
-    
+
 }
 
 function connectToURL(url) {

code/html/index.html

@@ -1252,6 +1252,9 @@
                 </div>
                 <div class="pure-u-0 pure-u-lg-1-3"></div>
 
+                <label class="pure-u-1 pure-u-lg-1-4">Use UTC time</label>
+                <div class="pure-u-1 pure-u-lg-3-4"><input type="checkbox" name="schUTC" /></div>
+
                 <label class="pure-u-1 pure-u-lg-1-4">And weekday is one of</label>
                 <div class="pure-u-2-5 pure-u-lg-1-5">
                     <input class="pure-u-23-24 pure-u-lg-23-24" name="schWDs" type="text" maxlength="15" tabindex="0" value="1,2,3,4,5,6,7" />