X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FAnnTalk.pm;h=71bd272f2736dc6e28642035f92a86311607260c;hb=766014807e2521cc60a219c6eda5b49d13ffc70f;hp=b48dc7e0ca56f58a1bc8ed5693541cf89d6bbc93;hpb=6ccc3a6e864a2fee18786a7070400c7c4f22cf7c;p=spider.git

diff --git a/perl/AnnTalk.pm b/perl/AnnTalk.pm
index b48dc7e0..71bd272f 100644
--- a/perl/AnnTalk.pm
+++ b/perl/AnnTalk.pm
@@ -3,22 +3,25 @@
 #
 # Copyright (c) 2000 Dirk Koopman
 #
-# $Id$
+#
 #
 
 package AnnTalk;
 
 use strict;
 
+use DXVars;
 use DXUtil;
 use DXDebug;
 use DXDupe;
-use DXVars;
+use DXLog;
+use DXLogPrint;
+use Time::HiRes qw(gettimeofday tv_interval);
 
 use vars qw(%dup $duplth $dupage $filterdef);
 
-$duplth = 60;					# the length of text to use in the deduping
-$dupage = 5*24*3600;			# the length of time to hold spot dups
+$duplth = 30;					# the length of text to use in the deduping
+$dupage = 18*3600;				# the length of time to hold ann dups
 $filterdef = bless ([
 			  # tag, sort, field, priv, special parser 
 			  ['by', 'c', 0],
@@ -34,27 +37,43 @@ $filterdef = bless ([
 			  ['origin_dxcc', 'nc', 10],
 			  ['origin_itu', 'ni', 11],
 			  ['origin_zone', 'nz', 12],
-			 ], 'Filter::Cmd');
+			  ['by_state', 'nz', 13],
+			  ['origin_state', 'nz', 14],
+		   ], 'Filter::Cmd');
 
-use vars qw($VERSION $BRANCH);
-$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
-$main::build += $VERSION;
-$main::branch += $BRANCH;
+our $maxcache = 130;
+our @anncache;
+
+sub init
+{
+	my $t0 = [gettimeofday];
+	dbg("AnnTalk: loading up to $maxcache announcements into cache");
+	@anncache = DXLog::search(0, $maxcache, $main::systime, 'ann');
+	shift @anncache while @anncache > $maxcache;
+	my $l = @anncache;
+	dbg("AnnTalk: loaded last $l announcements into cache in " . _diffms($t0) . "mS");
+}
+
+sub add_anncache
+{
+	push @anncache, [ $main::systime, @_ ];
+	shift @anncache while @anncache > $maxcache;
+}
 
 # enter the spot for dup checking and return true if it is already a dup
 sub dup
 {
-	my ($call, $to, $text) = @_; 
+	my ($call, $to, $text, $t) = @_; 
 
+	$t ||= $main::systime + $dupage;
 	chomp $text;
 	unpad($text);
 	$text =~ s/\%([0-9A-F][0-9A-F])/chr(hex($1))/eg;
+#	$text = Encode::encode("iso-8859-1", $text) if $main::can_encode && Encode::is_utf8($text, 1);
+	$text =~ s/[^\#a-zA-Z0-9]//g;
 	$text = substr($text, 0, $duplth) if length $text > $duplth; 
-	$text = pack("C*", map {$_ & 127} unpack("C*", $text));
-	$text =~ s/[^a-zA-Z0-9]//g;
-	my $dupkey = "A$to|\L$text";
-	return DXDupe::check($dupkey, $main::systime + $dupage);
+	my $dupkey = "A$call|$to|\L$text";
+	return DXDupe::check($dupkey, $t);
 }
 
 sub listdups
@@ -62,6 +81,22 @@ sub listdups
 	return DXDupe::listdups('A', $dupage, @_);
 }
 
+# is this text field a likely announce to talk substitution?
+# this may involve all sorts of language dependant heuristics, but 
+# then again, it might not
+sub is_talk_candidate
+{
+	my ($from, $text) = @_;
+	my $call;
 
+	($call) = $text =~ /^\s*(?:[Xx]|[Tt][Oo]?:?)\s+([\w-]+)/;
+	($call) = $text =~ /^\s*>\s*([\w-]+)\b/ unless $call;
+	($call) = $text =~ /^\s*([\w-]+):?\b/ unless $call;
+	if ($call) {
+		$call = uc $call;
+		return is_callsign($call);
+	}
+    return undef;
+}
 1;