X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FAnnTalk.pm;h=86c3defab56447519c592d3e7dee92728e110bab;hb=d4af9b75c46cddd2cc830961eb615975ed260a9e;hp=b48dc7e0ca56f58a1bc8ed5693541cf89d6bbc93;hpb=6ccc3a6e864a2fee18786a7070400c7c4f22cf7c;p=spider.git

diff --git a/perl/AnnTalk.pm b/perl/AnnTalk.pm
index b48dc7e0..86c3defa 100644
--- a/perl/AnnTalk.pm
+++ b/perl/AnnTalk.pm
@@ -62,6 +62,21 @@ 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;