Factorize the message/prompt/I18N code of urpm* in a separate module

1 files changed, 109 insertions, 0 deletions

diff --git a/urpm/msg.pm b/urpm/msg.pm
new file mode 100644
index 00000000..bf3272e2
--- /dev/null
+++ b/urpm/msg.pm
@@ -0,0 +1,109 @@
+package urpm::msg;
+
+use strict;
+use Exporter;
+our @ISA = 'Exporter';
+our @EXPORT = qw(N log_it to_utf8 message_input gmessage message);
+
+my $noexpr = N("Nn");
+my $yesexpr = N("Yy");
+
+#- I18N.
+eval {
+    require Locale::gettext;
+    use POSIX qw(LC_ALL);
+    setlocale(LC_ALL, "");
+    Locale::gettext::textdomain("urpmi");
+};
+
+sub N {
+    my ($format, @params) = @_;
+    sprintf(eval { Locale::gettext::gettext($format || '') } || $format, @params);
+}
+
+sub log_it {
+    #- if invoked as a simple user, nothing should be logged.
+    if (our $log) {
+	open my $fh, ">>$log" or die "can't output to log file: $!\n";
+	print $fh @_;
+	close $fh;
+    }
+}
+
+sub to_utf8 { Locale::gettext::iconv($_[0], undef, "UTF-8") }
+
+sub gmessage {
+    my ($msg, %params) = @_;
+    my $ok = to_utf8($params{ok} || N("Ok"));
+    my $cancel = to_utf8($params{cancel} || N("Cancel"));
+    $ok =~ s/,/\\,/g; $cancel =~ s/,/\\,/g;
+    my $buttons = $params{ok_only} ? "$ok:0" : "$ok:0,$cancel:2";
+    foreach (@{$params{add_buttons}}) {
+	s/,/\\,/g;
+	$buttons .= ",$_";
+    }
+    $msg = to_utf8($msg);
+    `gmessage -default "$ok" -buttons "$buttons" "$msg"`;
+}
+
+sub message_input {
+    my ($msg, $default_input, %opts) = @_;
+    my $input;
+    if ($urpm::args::options{X} && !$default_input) {
+	#- if a default input is given, the user doesn't have to choose (and being asked).
+	gmessage($msg, ok_only => 1);
+	$urpm::args::options{bug} and log_it($msg);
+    } else {
+	while (1) {
+	    if ($urpm::args::options{bug}) {
+		print STDOUT $msg;
+	    } else {
+		print SAVEOUT $msg;
+	    }
+	    if ($default_input) {
+		$urpm::args::options{bug} and log_it($default_input);
+		return $default_input;
+	    }
+	    $input = <STDIN>;
+	    defined $input or return undef;
+	    $urpm::args::options{bug} and log_it($input);
+	    if ($opts{boolean}) {
+		$input =~ /^[$noexpr$yesexpr]*$/ and last;
+	    } elsif ($opts{range}) {
+		1 <= $input && $input <= $opts{range} and last;
+	    } else {
+		last;
+	    }
+	    message(N("Sorry, bad choice, try again\n"));
+	}
+    }
+    return $input;
+}
+
+sub message {
+    my ($msg, $no_X) = @_;
+    if ($urpm::args::options{X} && !$no_X && !$::auto) {
+	gmessage($msg, ok_only => 1);
+	$urpm::args::options{bug} and log_it($msg);
+    } else {
+	if ($urpm::args::options{bug}) {
+	    print STDOUT "$msg\n";
+	} else {
+	    print SAVEOUT "$msg\n";
+	}
+    }
+}
+
+1;
+
+__END__
+
+=head1 NAME
+
+urpm::msg - routines to prompt messages from the urpm* tools
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=cut