--- lib/A3C/Model/StrixSiteSelection.pm	2008/06/15 11:03:50	158
+++ lib/A3C/Model/StrixInstanceSelection.pm	2008/06/17 21:28:28	195
@@ -1,18 +1,18 @@
 use strict;
 use warnings;
 
-package A3C::Model::StrixSiteSelection;
+package A3C::Model::StrixInstanceSelection;
 use Jifty::DBI::Schema;
 
 use Data::Dump qw/dump/;
 
 use A3C::Record schema {
 
-	column strix =>
-		label is _('Site identifier'),
+	column instance =>
+		label is _('Instance identifier'),
 		is mandatory,
 		type is 'text',
-		refers_to A3C::Model::StrixSite by 'site';
+		refers_to A3C::Model::StrixInstance by 'instance';
 
 	column by_user =>
 		label is ('Selected by user'),
@@ -26,15 +26,22 @@
 
 sub since { '0.0.4' };
 
-sub validate_strix {
+sub validate_instance {
 	my $self = shift;
-	my $site = shift;
+	my $instance = shift;
 
-	my $strix = A3C::Model::StrixSiteSelection->new;
-	$strix->load_by_cols( strix => $site );
+	my $strix = A3C::Model::StrixInstanceSelection->new;
+	$strix->load_by_cols( instance => $instance );
 
-	return ( 0, _('Site %1 is allready selected', $site) ) if $strix->id;
-	return 1;
+	if ( $strix->id ) {
+		return ( 0, _('Instance %1 allready selected', $instance) );
+	} else {
+		eval {
+			Strix->dbh( $instance );
+		};
+		return 1 unless $@;
+		return ( 0, $@ );
+	}
 }
 
 sub current_user_can {