Hack for dealing with ASCII, Latin-1 and UTF-8 character-sets. Other

Latin-n character sets might work, more or less.

diff --git a/lib/ZOOM/IRSpy/Test/Ping.pm b/lib/ZOOM/IRSpy/Test/Ping.pm
index 09e6781..5128302 100644 (file)
--- a/lib/ZOOM/IRSpy/Test/Ping.pm
+++ b/lib/ZOOM/IRSpy/Test/Ping.pm
@@ -1,4 +1,4 @@
-# $Id: Ping.pm,v 1.20 2007-02-23 15:03:44 mike Exp $
+# $Id: Ping.pm,v 1.21 2007-03-02 11:56:15 mike Exp $
 
 # See the "Main" test package for documentation
 
@@ -13,6 +13,9 @@ our @ISA = qw(ZOOM::IRSpy::Test);
 
 use ZOOM::IRSpy::Utils qw(isodate);
 
+use Text::Iconv;
+my $conv = new Text::Iconv("LATIN1", "UTF8");
+
 
 sub start {
     my $class = shift();
@@ -52,7 +55,25 @@ sub maybe_connected {
        foreach my $opt (qw(serverImplementationId
                            serverImplementationName
                            serverImplementationVersion)) {
-           $conn->record()->store_result($opt, value => $conn->option($opt));
+           # There doesn't seem to be a reliable way to tell what
+           # character set the server uses for these.  At least one
+           # server (z3950.bcl.jcyl.es:210/AbsysCCFL) returns an ISO
+           # 8859-1 string containing an o-acute, which breaks the
+           # XML parser if we just insert it naively.  It seems
+           # reasonable, though, to guess that the great majority of
+           # servers will use ASCII, Latin-1 or Unicode.  The first
+           # of these is a subset of the second, so that brings it to
+           # down to two.  The strategy is simply this: assume it's
+           # ASCII-Latin-1, and try to convert to UTF-8.  If that
+           # conversion works, fine; if not, assume it's because the
+           # string was already UTF-8, so use it as is.
+           my $val = $conn->option($opt);
+           my $maybe = $conv->convert($val);
+           if (defined $conv->retval() && $maybe ne $val) {
+               $conn->log("irspy", "converted '$val' from Latin-1 to UTF-8");
+               $val = $maybe;
+           }
+           $conn->record()->store_result($opt, value => $val);
        }
     }