From 21bfe3bc6887b68cac08439f9c242ff506814c44 Mon Sep 17 00:00:00 2001
From: Christophe Maudoux <chrmdx@gmail.com>
Date: Wed, 15 Apr 2020 00:51:18 +0200
Subject: [PATCH] Test if viewer is enabled (#2148)

---
 lemonldap-ng-manager/lib/Lemonldap/NG/Manager.pm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lemonldap-ng-manager/lib/Lemonldap/NG/Manager.pm b/lemonldap-ng-manager/lib/Lemonldap/NG/Manager.pm
index d448b25df..783a4298b 100644
--- a/lemonldap-ng-manager/lib/Lemonldap/NG/Manager.pm
+++ b/lemonldap-ng-manager/lib/Lemonldap/NG/Manager.pm
@@ -172,7 +172,9 @@ sub tplParams {
 sub javascript {
     my ( $self, $req ) = @_;
     my $res = eval {
-        $self->hLoadedPlugins->{viewer}->diffRule->( $req, $req->{userData} );
+             $self->hLoadedPlugins->{viewer}
+          && $self->hLoadedPlugins->{viewer}
+          ->diffRule->( $req, $req->{userData} );
     } || 0;
     print STDERR $@ if $@;
     my $impPrefix = $self->{impersonationPrefix} || 'real_';