$query->param('popup')
; # if set to 1, then don't insert links, it's just to show the biblio
-my $tagslib = GetMarcStructure(1,$frameworkcode);
-my $record = GetMarcBiblio($biblionumber);
-my $biblio = GetBiblioData($biblionumber);
# open template
my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
{
}
);
+my $record = GetMarcBiblio($biblionumber);
+if ( not defined $record ) {
+ # biblionumber invalid -> report and exit
+ $template->param( unknownbiblionumber => 1,
+ biblionumber => $biblionumber
+ );
+ output_html_with_http_headers $query, $cookie, $template->output;
+ exit;
+}
+
+my $tagslib = GetMarcStructure(1,$frameworkcode);
+my $biblio = GetBiblioData($biblionumber);
+
if($query->cookie("holdfor")){
my $holdfor_patron = GetMember('borrowernumber' => $query->cookie("holdfor"));
$template->param(