From eb2615b623ff2af6212e7917f7fe62338b7f3aba Mon Sep 17 00:00:00 2001
From: Manuel Kamper <kamp@noreply.kmpr.at>
Date: Fri, 31 Mar 2023 18:38:00 +0000
Subject: [PATCH] fixed #45

---
 NTP.py | 77 +++++++++++++++++++++++++++++-----------------------------
 1 file changed, 39 insertions(+), 38 deletions(-)

diff --git a/NTP.py b/NTP.py
index 274a65b..f7bcf34 100644
--- a/NTP.py
+++ b/NTP.py
@@ -1,38 +1,39 @@
-import utime as time
-import socket
-import ustruct as struct
-import machine
-
-class NTP():
-    def __init__(self, Logger):
-        self.Logger = Logger
-    
-    def SetRTCTimeFromNTP(self, host, gmt_offset, auto_summertime):
-        self.Logger.LogMessage("getting date and time from NTP " + host)
-        NTP_DELTA = 2208988800
-        NTP_QUERY = bytearray(48)
-        NTP_QUERY[0] = 0x1B
-        addr = socket.getaddrinfo(host, 123)[0][-1]
-        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-        try:
-            s.settimeout(5)
-            res = s.sendto(NTP_QUERY, addr)
-            msg = s.recv(48)
-        except Exception as err:
-            self.Logger.LogMessage("Error: " + str(err))
-            return False
-        finally:
-            s.close()
-        ntp_time = struct.unpack("!I", msg[40:44])[0] + (3600 * gmt_offset) #gmt offset from config
-        tm = time.gmtime(ntp_time - NTP_DELTA)
-        if (auto_summertime):
-            self.Logger.LogMessage("performing auto_summertime adjustment")
-            #Time of March change for the current year
-            t1 = time.mktime((tm[0],3,(31-(int(5*tm[0]/4+4))%7),1,0,0,0,0))
-            #Time of October change for the current year
-            t2 = time.mktime((tm[0],10,(31-(int(5*tm[0]/4+1))%7),1,0,0,0,0))
-            t = time.mktime((tm[0], tm[1], tm[2], tm[6] + 1, tm[3], tm[4], tm[5], 0))
-            if t >= t1 and t < t2:
-                tm = time.gmtime(tm + 3600)
-        machine.RTC().datetime((tm[0], tm[1], tm[2], tm[6] + 1, tm[3], tm[4], tm[5], 0))
-        return True
+import utime as time
+import socket
+import ustruct as struct
+import machine
+
+class NTP():
+    def __init__(self, Logger):
+        self.Logger = Logger
+    
+    def SetRTCTimeFromNTP(self, host, gmt_offset, auto_summertime):
+        self.Logger.LogMessage("getting date and time from NTP " + host)
+        NTP_DELTA = 2208988800
+        NTP_QUERY = bytearray(48)
+        NTP_QUERY[0] = 0x1B
+        addr = socket.getaddrinfo(host, 123)[0][-1]
+        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+        try:
+            s.settimeout(5)
+            res = s.sendto(NTP_QUERY, addr)
+            msg = s.recv(48)
+        except Exception as err:
+            self.Logger.LogMessage("Error: " + str(err))
+            return False
+        finally:
+            s.close()
+        ntp_time = struct.unpack("!I", msg[40:44])[0] + (3600 * gmt_offset) #gmt offset from config
+        tm = time.gmtime(ntp_time - NTP_DELTA)
+        if (auto_summertime):
+            self.Logger.LogMessage("performing auto_summertime adjustment")
+            #Time of March change for the current year
+            t1 = time.mktime((tm[0],3,(31-(int(5*tm[0]/4+4))%7),1,0,0,0,0))
+            #Time of October change for the current year
+            t2 = time.mktime((tm[0],10,(31-(int(5*tm[0]/4+1))%7),1,0,0,0,0))
+            t = time.mktime((tm[0], tm[1], tm[2], tm[6] + 1, tm[3], tm[4], tm[5], 0))
+            if t >= t1 and t < t2:
+                tm = time.gmtime(ntp_time - NTP_DELTA + 3600)
+        machine.RTC().datetime((tm[0], tm[1], tm[2], tm[6] + 1, tm[3], tm[4], tm[5], 0))
+        return True
+