1 files changed, 64 insertions, 0 deletions
diff --git a/FS/FS/part_event/Condition/cust_birthdate.pm b/FS/FS/part_event/Condition/cust_birthdate.pm
new file mode 100644
index 0000000..874e3ac
--- /dev/null
+++ b/FS/FS/part_event/Condition/cust_birthdate.pm
@@ -0,0 +1,64 @@
+package FS::part_event::Condition::cust_birthdate;
+use base qw( FS::part_event::Condition );
+use strict;
+use warnings;
+use DateTime;
+
+=head2 NAME
+
+FS::part_event::Condition::cust_birthdate
+
+=head1 DESCRIPTION
+
+Billing event triggered by the time until the customer's next
+birthday (cust_main.birthdate)
+
+=cut
+
+sub description {
+  'Customer birthdate occurs within the given timeframe';
+}
+
+sub option_fields {
+  (
+    timeframe => {
+      label => 'Timeframe',
+      type   => 'freq',
+      value  => '1m',
+    }
+  );
+}
+
+sub condition {
+  my( $self, $object, %opt ) = @_;
+  my $cust_main = $self->cust_main($object);
+
+  my $birthdate = $cust_main->birthdate || return 0;
+
+  my %timeframe;
+  if ( $self->option('timeframe') =~ /(\d+)([mwdh])/ ) {
+    my $k = {qw|m months w weeks d days h hours|}->{$2};
+    $timeframe{ $k } = $1;
+  } else {
+    die "Unparsable timeframe given: ".$self->option('timeframe');
+  }
+
+  my $ck_dt = DateTime->from_epoch( epoch => $opt{time} );
+  my $bd_dt = DateTime->from_epoch( epoch => $birthdate );
+
+  # Find the birthday for this calendar year.  If customer birthday
+  # has already passed this year, find the birthday for next year.
+  my $next_bd_dt = DateTime->new(
+    month => $bd_dt->month,
+    day   => $bd_dt->day,
+    year  => $ck_dt->year,
+  );
+  $next_bd_dt->add( years => 1 )
+    if DateTime->compare( $next_bd_dt, $ck_dt ) == -1;
+
+  # Does next birthday occur between now and specified duration?
+  $ck_dt->add( %timeframe );
+  DateTime->compare( $next_bd_dt, $ck_dt ) != 1 ? 1 : 0;
+}
+
+1;