From edc4edfd6dce0f2f76c03cb651bc49ba268ef03c Mon Sep 17 00:00:00 2001
From: Dirk Koopman <djk@tobit.co.uk>
Date: Fri, 7 Jan 2022 09:40:07 +0000
Subject: [PATCH] merge in mojo Spot dedupe

---
 perl/DXProtHandle.pm |  9 ++++++---
 perl/DXUtil.pm       |  2 +-
 perl/Spot.pm         | 14 ++++----------
 3 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/perl/DXProtHandle.pm b/perl/DXProtHandle.pm
index 20aaf5a8..10518167 100644
--- a/perl/DXProtHandle.pm
+++ b/perl/DXProtHandle.pm
@@ -1568,8 +1568,12 @@ sub _decode_pc92_call
 	$version =~ s/\D+//g;
 	$build =~ s/^0\.//;
 	$build =~ s/\D+//g;
-	$ip =~ s/,/:/g if $ip;
-	return ($call, $is_node, $is_extnode, $here, $version+0, $build+0, $ip);
+	if ($ip) {
+		$ip =~ s/,/:/g;
+		$ip =~ s/^::ffff://i;
+	}
+	dbg("$icall = '" . join("', '", $call, $is_node, $is_extnode, $here, $version, $build, $ip) . "'") if isdbg('pc92');
+	return ($call, $is_node, $is_extnode, $here, $version, $build, $ip);
 }
 
 # decode a pc92 call: flag call : version : build
@@ -1617,7 +1621,6 @@ sub _add_thingy
 	my @rout;
 
 	# remove spurious IPV6 prefix on IPV4 addresses
-	$ip =~ s/^::ffff:// if $ip;
 	$build ||= 0;
 	$version ||= 0;
 
diff --git a/perl/DXUtil.pm b/perl/DXUtil.pm
index 51272d74..be6dfb4d 100644
--- a/perl/DXUtil.pm
+++ b/perl/DXUtil.pm
@@ -222,7 +222,7 @@ sub phash
 	my $ref = shift;
 	my $out;
 
-	while (my $k = sort keys %$ref) {
+	foreach my $k (sort keys %$ref) {
 		$out .= "${k}=>$ref->{$k}, ";
 	}
 	$out =~ s/, $// if $out;
diff --git a/perl/Spot.pm b/perl/Spot.pm
index 8c353b90..862f9602 100644
--- a/perl/Spot.pm
+++ b/perl/Spot.pm
@@ -383,9 +383,8 @@ sub readfile($)
 }
 
 # enter the spot for dup checking and return true if it is already a dup
-sub dup
-{
-	my ($freq, $call, $d, $text, $by, $cty) = @_; 
+sub dup {
+	my ($freq, $call, $d, $text, $by, $node) = @_; 
 
 	# dump if too old
 	return 2 if $d < $main::systime - $dupage;
@@ -404,21 +403,16 @@ sub dup
 	chomp $text;
 	$text =~ s/\%([0-9A-F][0-9A-F])/chr(hex($1))/eg;
 	$text = uc unpad($text);
-	if ($cty && $text && length $text <= 4) {
-		unless ($text =~ /^C?Q/ || $text =~ /^[\d\W]+$/) {
-			my @try = Prefix::cty_data($text);
-			$text = "" if @try && $cty == $try[0];
-		}
-	}
 	my $otext = $text;
 #	$text = Encode::encode("iso-8859-1", $text) if $main::can_encode && Encode::is_utf8($text, 1);
 	$text =~ s/^\+\w+\s*//;			# remove leading LoTW callsign
 	$text =~ s/\s{2,}[\dA-Z]?[A-Z]\d?$// if length $text > 24;
 	$text =~ s/[\W\x00-\x2F\x7B-\xFF]//g; # tautology, just to make quite sure!
 	$text = substr($text, 0, $duplth) if length $text > $duplth; 
-	my $ldupkey = "X$freq|$call|$by|$text";
+	my $ldupkey = "X$|$call|$by|$node|$freq|$d|$text";
 	my $t = DXDupe::find($ldupkey);
 	return 1 if $t && $t - $main::systime > 0;
+	
 	DXDupe::add($ldupkey, $main::systime+$dupage);
 	$otext = substr($otext, 0, $duplth) if length $otext > $duplth; 
 	$otext =~ s/\s+$//;
-- 
2.43.0