+# cust_classnum (false laziness w/ elements/cust_main_dayranges.html, elements/cust_pay_or_refund.html, prepaid_income.html, cust_bill_pay.html, cust_bill_pkg_referral.html, unearned_detail.html, cust_credit.html, cust_credit_refund.html, cust_main::Search::search_sql)
+if ( grep { $_ eq 'cust_classnum' } $cgi->param ) {
+ my @classnums = grep /^\d*$/, $cgi->param('cust_classnum');
+ push @where, 'COALESCE( cust_main.classnum, 0) IN ( '.
+ join(',', map { $_ || '0' } @classnums ).
+ ' )'
+ if @classnums;
+}
+
+
+# custnum
+if ( $cgi->param('custnum') =~ /^(\d+)$/ ) {
+ push @where, "cust_main.custnum = $1";
+}
+
+# we want the package and its definition if available
+my $join_pkg =
+' LEFT JOIN cust_pkg USING (pkgnum)
+ LEFT JOIN part_pkg USING (pkgpart)
+ LEFT JOIN part_fee USING (feepart)';
+
+my $part_pkg = 'part_pkg';
+# "Separate sub-packages from parents"
+my $use_override = $cgi->param('use_override') ? 1 : 0;
+if ( $use_override ) {
+ # still need the real part_pkg for tax applicability,
+ # so alias this one
+ $join_pkg .= " LEFT JOIN part_pkg AS override ON (
+ COALESCE(cust_bill_pkg.pkgpart_override, cust_pkg.pkgpart, 0) = override.pkgpart
+ )";
+ $part_pkg = 'override';
+}
+push @select, "$part_pkg.pkgpart", "$part_pkg.pkg";
+push @select, "COALESCE($part_pkg.taxclass, part_fee.taxclass) AS taxclass"
+ if $conf->exists('enable_taxclasses');
+