% if ($error) {
%   $cgi->param('error', $error);
%   $cgi->redirect(popurl(3). 'misc/change_pkg.cgi?'. $cgi->query_string );
% } else {

    <% header(emt("Package changed")) %>
      <SCRIPT TYPE="text/javascript">
        window.top.location.reload();
      </SCRIPT>
    </BODY>
    </HTML>

% }
<%init>

my $curuser = $FS::CurrentUser::CurrentUser;

die "access denied"
  unless $curuser->access_right('Change customer package');

my $cust_pkg = qsearchs({
  'table'     => 'cust_pkg',
  'addl_from' => 'LEFT JOIN cust_main USING ( custnum )',
  'hashref'   => { 'pkgnum' => scalar($cgi->param('pkgnum')), },
  'extra_sql' => ' AND '. $curuser->agentnums_sql,
});
die 'unknown pkgnum' unless $cust_pkg;

my %change = map { $_ => scalar($cgi->param($_)) }
                 qw( locationnum pkgpart );

$change{'keep_dates'} = 1;

if ( $cgi->param('locationnum') == -1 ) {
  my $cust_location = new FS::cust_location {
    'custnum' => $cust_pkg->custnum,
    map { $_ => scalar($cgi->param($_)) }
        qw( address1 address2 city county state zip country )
  };
  $change{'cust_location'} = $cust_location;
}

my $pkg_or_error = $cust_pkg->change( \%change );

my $error = ref($pkg_or_error) ? '' : $pkg_or_error;

</%init>