+<%init>
+
+my $curuser = $FS::CurrentUser::CurrentUser;
+
+die "access denied"
+ unless $curuser->access_right('Edit customer package dates');
+
+my $pkgnum = $cgi->param('pkgnum') or die;
+my $old = qsearchs('cust_pkg',{'pkgnum'=>$pkgnum});
+my %hash = $old->hash;
+foreach ( qw( start_date setup bill last_bill contract_end ) ) {
+ if ( $cgi->param($_) =~ /^(\d+)$/ ) {
+ $hash{$_} = $1;
+ } else {
+ $hash{$_} = '';
+ }
+ # adjourn, expire, resume not editable this way
+}
+
+my $new;
+my $error;
+$new = new FS::cust_pkg \%hash;
+$error = $new->replace($old);
+
+if (!$error) {
+ my @supp_pkgs = $old->supplemental_pkgs;
+ foreach $new (@supp_pkgs) {
+ foreach ( qw( start_date setup contract_end ) ) {
+ # propagate these to supplementals
+ $new->set($_, $hash{$_});
+ }
+ if ( $hash{'bill'} ne $old->get('bill') ) {
+ if ( $hash{'bill'} and $old->get('bill') ) {
+ # adjust by the same interval
+ my $diff = $hash{'bill'} - $old->get('bill');
+ $new->set('bill', $new->get('bill') + $diff);
+ } else {
+ # absolute date
+ $new->set('bill', $hash{'bill'});
+ }
+ }
+ $error = $new->replace;
+ $error .= ' (supplemental package '.$new->pkgnum.')' if $error;
+ last if $error;
+ }
+}