From 82fca8a493a6490e385b40ebea690b29bf35bdbd Mon Sep 17 00:00:00 2001
From: "Jason (Jayce^) Hall" <jayce@lug-nut.com>
Date: Thu, 8 Jan 2015 15:37:52 -0700
Subject: [PATCH] Similar to cust_bill_suspend, create the ability to CANCEL
 the packages on an invoice. Create an invoice event that can trigger this.

---
 FS/FS/cust_bill.pm                          | 32 +++++++++++++++++++++++++-
 FS/FS/part_event/Action/cust_bill_cancel.pm | 35 +++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+), 1 deletion(-)
 create mode 100644 FS/FS/part_event/Action/cust_bill_cancel.pm

diff --git a/FS/FS/cust_bill.pm b/FS/FS/cust_bill.pm
index 92ff5f37d..0b8cb0254 100644
--- a/FS/FS/cust_bill.pm
+++ b/FS/FS/cust_bill.pm
@@ -641,7 +641,7 @@ sub suspend {
   my $self = shift;
 
   grep { $_->suspend(@_) } 
-  grep { $_->getfield('cancel') } 
+  grep {! $_->getfield('cancel') } 
   $self->cust_pkg;
 
 }
@@ -665,6 +665,36 @@ sub cust_suspend_if_balance_over {
   }
 }
 
+=item cancel
+
+Cancel the packages on this invoice. Largely similar to the cust_main version, but does not bother yet with banned payment options
+
+=cut
+
+sub cancel {
+  my( $self, %opt ) = @_;
+
+  warn "$me cancel called on cust_bill ". $self->invnum . " with options ".
+       join(', ', map { "$_: $opt{$_}" } keys %opt ). "\n"
+    if $DEBUG;
+
+  return ( 'access denied' )
+    unless $FS::CurrentUser::CurrentUser->access_right('Cancel customer');
+
+  my @pkgs = $self->cust_pkg;
+
+  if ( !$opt{nobill} && $conf->exists('bill_usage_on_cancel') ) {
+    $opt{nobill} = 1;
+    my $error = $self->cust_main->bill( pkg_list => [ @pkgs ], cancel => 1 );
+    warn "Error billing during cancel, custnum ". $self->custnum. ": $error"
+      if $error;
+  }
+
+  grep { $_ } map { $_->cancel(%opt) }
+  grep {! $_->getfield('cancel') } 
+  @pkgs;
+}
+
 =item cust_bill_pay
 
 Returns all payment applications (see L<FS::cust_bill_pay>) for this invoice.
diff --git a/FS/FS/part_event/Action/cust_bill_cancel.pm b/FS/FS/part_event/Action/cust_bill_cancel.pm
new file mode 100644
index 000000000..70cce4686
--- /dev/null
+++ b/FS/FS/part_event/Action/cust_bill_cancel.pm
@@ -0,0 +1,35 @@
+package FS::part_event::Action::cust_bill_cancel;
+
+use strict;
+use base qw( FS::part_event::Action );
+
+sub description { 'Cancel packages on this invoice'; }
+
+sub eventtable_hashref {
+  { 'cust_bill' => 1 };
+}
+
+sub option_fields {
+  (
+    'reasonnum'    => { 'label'        => 'Reason',
+                        'type'         => 'select-reason',
+                        'reason_class' => 'C',
+                      },
+  );
+}
+
+sub default_weight { 10; }
+
+sub do_action {
+  my( $self, $cust_bill ) = @_;
+
+  my @err = $cust_bill->cancel(
+    'reason'  => $self->option('reasonnum'),
+  );
+
+  die join(' / ', @err) if scalar(@err);
+
+  return '';
+}
+
+1;
-- 
2.11.0