From e171647bc34d730d982c0e08d9731bbeb414be31 Mon Sep 17 00:00:00 2001
From: Mark Wells <mark@freeside.biz>
Date: Fri, 27 Sep 2013 13:08:19 -0700
Subject: [PATCH] prevent nonexistent customer links from breaking ticket
 display, #25063

---
 rt/lib/RT/URI/freeside/Internal.pm      | 36 +++++++++++++++++++++++++--------
 rt/share/html/Ticket/Elements/Customers | 10 +++++----
 2 files changed, 34 insertions(+), 12 deletions(-)

diff --git a/rt/lib/RT/URI/freeside/Internal.pm b/rt/lib/RT/URI/freeside/Internal.pm
index b0962860d..5dc92d421 100644
--- a/rt/lib/RT/URI/freeside/Internal.pm
+++ b/rt/lib/RT/URI/freeside/Internal.pm
@@ -152,6 +152,9 @@ sub AsStringLong {
   if ( $table eq 'cust_main' ) {
 
     my $rec = $self->_FreesideGetRecord();
+    if (!$rec) {
+      return '<I>Customer #'.$self->{'fspkey'}.' (not found)</I>';
+    }
     return '<A HREF="' . $self->HREF . '">' .
                         small_custview( $rec->{'_object'},
                            scalar(FS::Conf->new->config('countrydefault')),
@@ -192,21 +195,38 @@ sub CustomerResolver {
   }
   elsif ( $self->{fstable} eq 'cust_svc' ) {
     my $rec = $self->_FreesideGetRecord();
-    return if !$rec;
-    my $cust_pkg = $rec->{'_object'}->cust_pkg;
-    if ( $cust_pkg ) {
-      my $URI = RT::URI->new($self->CurrentUser);
-      $URI->FromURI('freeside://freeside/cust_main/'.$cust_pkg->custnum);
-      return $URI->Resolver;
+    if ($rec) {
+      my $cust_pkg = $rec->{'_object'}->cust_pkg;
+      if ( $cust_pkg ) {
+        my $URI = RT::URI->new($self->CurrentUser);
+        $URI->FromURI('freeside://freeside/cust_main/'.$cust_pkg->custnum);
+        return $URI->Resolver;
+      }
     }
+    return;
   }
   return;
 }
 
 sub CustomerInfo {
   my $self = shift;
-  $self = $self->CustomerResolver or return;
-  my $rec = $self->_FreesideGetRecord() or return;
+  $self = $self->CustomerResolver;
+  my $rec;
+  my $rec = $self->_FreesideGetRecord() if $self;
+  if (!$rec) {
+    # AsStringLong will report an error;
+    # here, just avoid breaking things
+    my $error = {
+      AgentName     => '',
+      CustomerClass => '',
+      CustomerTags  => [],
+      Referral      => '',
+      InvoiceEmail  => '',
+      BillingType   => '',
+    };
+    return $error;
+  }
+
   my $cust_main = delete $rec->{_object};
   my $agent = $cust_main->agent;
   my $class = $cust_main->cust_class;
diff --git a/rt/share/html/Ticket/Elements/Customers b/rt/share/html/Ticket/Elements/Customers
index d90ef1c44..fed678380 100644
--- a/rt/share/html/Ticket/Elements/Customers
+++ b/rt/share/html/Ticket/Elements/Customers
@@ -43,10 +43,12 @@ while (my $link = $customers->Next) {
   } elsif ( $uri =~ /cust_svc\/(\d+)/ ) {
     my $svc = $link->TargetURI->Resolver;
     my $cust = $svc->CustomerResolver;
-    my $custnum = $cust->{fspkey};
-    $cust_main{$custnum} ||= $cust;
-    $cust_svc{$custnum} ||= [];
-    push @{$cust_svc{$custnum}}, $svc;
+    if ( $cust ) {
+      my $custnum = $cust->{fspkey};
+      $cust_main{$custnum} ||= $cust if $cust;
+      $cust_svc{$custnum} ||= [];
+      push @{$cust_svc{$custnum}}, $svc if $svc;
+    }
   }
 }
 @custnums = sort { $a <=> $b } keys %cust_main;
-- 
2.11.0