fix prefix error

[spider.git] / perl / Prefix.pm

diff --git a/perl/Prefix.pm b/perl/Prefix.pm
index 01e3079c7387c46b2aa39d010c4d6dd95fea5c12..32b1e72ec0ec65c57ae4ba4218c3b163b394a8b1 100644 (file)
--- a/perl/Prefix.pm
+++ b/perl/Prefix.pm
@@ -173,18 +173,28 @@ sub extract
                }
   
                # which is the shortest part (first if equal)?
+               dbg("Parts: $call = " . join('|', @parts))      if isdbg('prefix');
                $sp = $parts[0];
                foreach $p (@parts) {
-                       $sp = $p if length $sp > length $p;
+                       $sp = $p if length $p < length $sp;
                }
-               # now start to resolve it from the left hand end
-               for ($i = 1; $i <= length $sp; ++$i) {
+               $sp =~ s/-\d+$//;     # remove any SSID
+               
+#              # now start to resolve it from the left hand end
+#              for ($i = 1; $i <= length $sp; ++$i) {
+               # now start to resolve it from the right hand end
+               for ($i = length $sp; $i >= 1; --$i) {
                        my @wout = get(substr($sp, 0, $i));
-                       last if @wout > 0 && $wout[0] gt $sp;
-                       last if @wout == 0;
+                       next if @wout > 0 && $wout[0] gt $sp;
+#                      last if @wout == 0;
                        push @out, @wout;
+                       last if @wout;
                }
        }
+       if (isdbg('prefix')) {
+               my $dd = new Data::Dumper([ \@out ], [qw(@out)]);
+               dbg($dd->Dumpxs);
+       }
        return @out;
 }