From 68e2c0c4815c17d353499463e5141d6c59c44b6a Mon Sep 17 00:00:00 2001
From: Dirk Koopman <djk@tobit.co.uk>
Date: Sat, 17 Jan 2015 19:56:10 +0000
Subject: [PATCH] add min/max outside temperature

---
 loop.pl | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/loop.pl b/loop.pl
index 21c436d..ca85bbd 100755
--- a/loop.pl
+++ b/loop.pl
@@ -280,6 +280,7 @@ sub process
 	}
 
 	my $tmp;
+	my $temp;
 	my $rain;
 	my %h;
 
@@ -294,8 +295,8 @@ sub process
 		$tmp = unpack("s", substr $blk,9,2) / 10;
 		$h{Temp_In} = nearest(0.1, f2c($tmp));
 
-		$tmp  = unpack("s", substr $blk,12,2) / 10;
-		$h{Temp_Out}  = nearest(0.1, f2c($tmp));
+		$temp  = nearest(0.1, f2c(unpack("s", substr $blk,12,2) / 10));
+		$h{Temp_Out}  = $temp;
 
 		$tmp = unpack("C", substr $blk,14,1);
 		$h{Wind} = nearest(0.1, mph2mps($tmp));
@@ -345,6 +346,14 @@ sub process
 
 		my $ts = time;
 		my $s;
+		my $dayno = int($ts/86400);
+		if ($dayno > $ld->{last_day}) {
+			$ld->{Temp_Out_Max} = $ld->{Temp_Out_Min} = $temp;
+			$ld->{last_day} = $dayno;
+		}
+		$ld->{Temp_Out_Max} = $temp if $temp > $ld->{Temp_Out_Max};
+		$ld->{Temp_Out_Min} = $temp if $temp < $ld->{Temp_Out_Min};
+
 		if ($ts >= $ld->{last_hour} + 3600) {
 			$h{Pressure_Trend}    = unpack("C", substr $blk,3,1);
 			$h{Pressure_Trend_txt} = $bar_trend{$h{Pressure_Trend}};
@@ -356,6 +365,8 @@ sub process
 			$h{Sunrise}  =~ s/(\d{2})(\d{2})/$1:$2/;
 			$h{Sunset}   = sprintf( "%04d", unpack("S", substr $blk,93,2) );
 			$h{Sunset}  =~ s/(\d{2})(\d{2})/$1:$2/;
+			$h{Temp_Out_Max} = $ld->{Temp_Out_Max};
+			$h{Temp_Out_Min} = $ld->{Temp_Out_Min};
 
 			if ($loop_count) {	# i.e not the first
 				my $a = wind_average(scalar @{$ld->{wind_hour}} ? @{$ld->{wind_hour}} : {w => $h{Wind}, d => $h{Dir}});
@@ -395,6 +406,9 @@ sub process
 			}
 			$ld->{last_rain_min} = $rain;
 
+			$h{Temp_Out_Max} = $ld->{Temp_Out_Max};
+			$h{Temp_Out_Min} = $ld->{Temp_Out_Min};
+
 			$s = genstr($ts, 'm', \%h);
 			
 			$ld->{last_min} = int($ts/60)*60;
@@ -554,7 +568,7 @@ sub calc_rain
 	$ld->{rain24} ||= [];
 	
 	my $Rain_1h = nearest(0.1, $rain >= $ld->{last_rain_hour} ? $rain - $ld->{last_rain_hour} : $rain); # this is the rate for this hour, so far
-	my $rm = $rain >= $ld->{last_rain_min} ? $rain - $ld->{last_rain_min} : $rain;
+	my $rm = nearest(0.1, $rain >= $ld->{last_rain_min} ? $rain - $ld->{last_rain_min} : $rain);
 	my $Rain_1m = nearest(0.1, $rm);
 	push @{$ld->{rain24}}, $Rain_1m;
 	$ld->{rain_24} += $rm;
-- 
2.43.0