X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FGeomag.pm;h=e84e5d50c35a5d4a472800713cd02480c81ea084;hb=88665a2bed3b9ec9e97237938a95a045b2a21bb4;hp=d68e724d436214b64825b2052164122e22628397;hpb=324bd80ed4aef7e2636f5a03288788ce11ab2663;p=spider.git

diff --git a/perl/Geomag.pm b/perl/Geomag.pm
index d68e724d..e84e5d50 100644
--- a/perl/Geomag.pm
+++ b/perl/Geomag.pm
@@ -14,24 +14,31 @@ use DXVars;
 use DXUtil;
 use DXLog;
 use Julian;
-use FileHandle;
-use Carp;
+use IO::File;
+use DXDebug;
 
 use strict;
-use vars qw($date $sfi $k $a $forecast @allowed @denied $fp $node $from);
+use vars qw($date $sfi $k $a $r $forecast @allowed @denied $fp $node $from 
+            $dirprefix $param
+            %dup $duplth $dupage);
 
 $fp = 0;						# the DXLog fcb
 $date = 0;						# the unix time of the WWV (notional)
 $sfi = 0;						# the current SFI value
 $k = 0;							# the current K value
 $a = 0;							# the current A value
+$r = 0;							# the current R value
 $forecast = "";					# the current geomagnetic forecast
 $node = "";						# originating node
 $from = "";						# who this came from
 @allowed = ();					# if present only these callsigns are regarded as valid WWV updators
 @denied = ();					# if present ignore any wwv from these callsigns
-my $dirprefix = "$main::data/wwv";
-my $param = "$dirprefix/param";
+%dup = ();						# the spot duplicates hash
+$duplth = 20;					# the length of text to use in the deduping
+$dupage = 12*3600;				# the length of time to hold spot dups
+
+$dirprefix = "$main::data/wwv";
+$param = "$dirprefix/param";
 
 sub init
 {
@@ -44,13 +51,14 @@ sub init
 # write the current data away
 sub store
 {
-	my $fh = new FileHandle;
+	my $fh = new IO::File;
 	open $fh, "> $param" or confess "can't open $param $!";
 	print $fh "# Geomagnetic data parameter file last mod:", scalar gmtime, "\n";
 	print $fh "\$date = $date;\n";
 	print $fh "\$sfi = $sfi;\n";
 	print $fh "\$a = $a;\n";
 	print $fh "\$k = $k;\n";
+	print $fh "\$r = $r;\n";
 	print $fh "\$from = '$from';\n";
 	print $fh "\$node = '$node';\n";
 	print $fh "\@denied = qw(", join(' ', @denied), ");\n" if @denied > 0;
@@ -58,19 +66,24 @@ sub store
 	close $fh;
 	
 	# log it
-	$fp->writeunix($date, "$from^$date^$sfi^$a^$k^$forecast^$node");
+	$fp->writeunix($date, "$from^$date^$sfi^$a^$k^$forecast^$node^$r");
 }
 
 # update WWV info in one go (usually from a PC23)
 sub update
 {
-	my ($mydate, $mytime, $mysfi, $mya, $myk, $myforecast, $myfrom, $mynode) = @_;
+	my ($mydate, $mytime, $mysfi, $mya, $myk, $myforecast, $myfrom, $mynode, $myr) = @_;
 	if ((@allowed && grep {$_ eq $from} @allowed) || 
 		(@denied && !grep {$_ eq $from} @denied) ||
 		(@allowed == 0 && @denied == 0)) {
 		
 		#	my $trydate = cltounix($mydate, sprintf("%02d18Z", $mytime));
 		if ($mydate >= $date) {
+			if ($myr) {
+				$r = 0 + $myr;
+			} else {
+				$r = 0 unless abs ($mysfi - $sfi) > 3;
+			}
 			$sfi = 0 + $mysfi;
 			$k = 0 + $myk;
 			$a = 0 + $mya;
@@ -125,6 +138,11 @@ sub k
 	@_ ? $k = shift : $k ;
 }
 
+sub r
+{
+	@_ ? $r = shift : $r ;
+}
+
 sub a
 {
 	@_ ? $a = shift : $a ;
@@ -135,6 +153,7 @@ sub forecast
 	@_ ? $forecast = shift : $forecast ;
 }
 
+
 #
 # print some items from the log backwards in time
 #
@@ -155,7 +174,7 @@ sub search
 	$eval = qq(
 			   my \$c;
 			   my \$ref;
-			   for (\$c = \$	#in; \$c >= 0; \$c--) {
+			   for (\$c = \$#in; \$c >= 0; \$c--) {
 					\$ref = \$in[\$c];
 					if ($search) {
 						\$count++;
@@ -225,5 +244,41 @@ sub readfile
 	}
 	return @in;
 }
+
+# enter the spot for dup checking and return true if it is already a dup
+sub dup
+{
+	my ($d, $sfi, $k, $a, $text) = @_; 
+
+	# dump if too old
+	return 2 if $d < $main::systime - $dupage;
+ 
+	$d /= 60;                            # to the nearest minute
+	chomp $text;
+	$text = substr($text, 0, $duplth) if length $text > $duplth; 
+	my $dupkey = "$d|$sfi|$k|$a|$text";
+	return 1 if exists $dup{$dupkey};
+	$dup{$dupkey} = $d * 60;         # in seconds (to the nearest minute)
+	return 0; 
+}
+
+# called every hour and cleans out the dup cache
+sub process
+{
+	my $cutoff = $main::systime - $dupage;
+	while (my ($key, $val) = each %dup) {
+		delete $dup{$key} if $val < $cutoff;
+	}
+}
+
+sub listdups
+{
+	my @out;
+	for (sort { $dup{$a} <=> $dup{$b} } keys %dup) {
+		my $val = $dup{$_};
+		push @out, "$_ = $val (" . cldatetime($val) . ")";
+	}
+	return @out;
+}
 1;
 __END__;