1 package FS::part_pkg::discount_Mixin;
4 use vars qw(@ISA %info);
7 use FS::cust_bill_pkg_discount;
8 use Time::Local qw(timelocal);
11 @ISA = qw(FS::part_pkg);
12 %info = ( 'disabled' => 1 );
16 FS::part_pkg::discount_Mixin - Mixin class for part_pkg:: classes that
21 package FS::part_pkg::...;
22 use base qw( FS::part_pkg::discount_Mixin );
26 my $discount = $self->calc_discount($cust_pkg, $$sdate, $details, $param);
35 Takes all the arguments of calc_recur. Calculates and returns the amount
36 by which to reduce the recurring fee; also increments months used on the
37 discount and generates an invoice detail describing it.
42 my($self, $cust_pkg, $sdate, $details, $param ) = @_;
44 my $br = $self->base_recur($cust_pkg, $sdate);
45 $br += $param->{'override_charges'} if $param->{'override_charges'};
48 #UI enforces just 1 for now, will need ordering when they can be stacked
50 if ( $param->{freq_override} ) {
51 # When a customer pays for more than one month at a time to receive a
52 # term discount, freq_override is set to the number of months.
53 my $real_part_pkg = new FS::part_pkg { $self->hash };
54 $real_part_pkg->pkgpart($param->{real_pkgpart} || $self->pkgpart);
55 # Find a discount with that duration...
56 my @discount = grep { $_->months == $param->{freq_override} }
57 map { $_->discount } $real_part_pkg->part_pkg_discount;
58 my $discount = shift @discount;
59 # and default to bill that many months at once.
60 $param->{months} = $param->{freq_override} unless $param->{months};
63 # Then set the cust_pkg discount.
64 if ($discount->months == $param->{months}) {
65 $cust_pkg->discountnum($discount->discountnum);
66 $error = $cust_pkg->insert_discount;
68 $cust_pkg->discountnum(-1);
69 foreach ( qw( amount percent months ) ) {
70 my $method = "discountnum_$_";
71 $cust_pkg->$method($discount->$_);
73 $error = $cust_pkg->insert_discount;
75 die "error discounting using part_pkg_discount: $error" if $error;
79 my @cust_pkg_discount = $cust_pkg->cust_pkg_discount_active;
80 foreach my $cust_pkg_discount ( @cust_pkg_discount ) {
81 my $discount = $cust_pkg_discount->discount;
82 #UI enforces one or the other (for now? probably for good)
84 $amount += $discount->amount
85 if $cust_pkg->pkgpart == $param->{real_pkgpart};
86 $amount += sprintf('%.2f', $discount->percent * $br / 100 );
87 my $chg_months = $param->{'months'} || $cust_pkg->part_pkg->freq;
89 my $months = $discount->months
91 $discount->months - $cust_pkg_discount->months_used )
94 my $error = $cust_pkg_discount->increment_months_used($months)
95 if $cust_pkg->pkgpart == $param->{real_pkgpart};
96 die "error discounting: $error" if $error;
99 $amount = sprintf('%.2f', $amount);
101 next unless $amount > 0;
103 #record details in cust_bill_pkg_discount
104 my $cust_bill_pkg_discount = new FS::cust_bill_pkg_discount {
105 'pkgdiscountnum' => $cust_pkg_discount->pkgdiscountnum,
109 push @{ $param->{'discounts'} }, $cust_bill_pkg_discount;
111 #add details on discount to invoice
112 my $conf = new FS::Conf;
113 my $money_char = $conf->config('money_char') || '$';
114 $months = sprintf('%.2f', $months) if $months =~ /\./;
117 $d .= $discount->name. ' ' if $discount->name;
118 $d .= 'discount of '. $discount->description_short;
119 $d .= " for $months month". ( $months!=1 ? 's' : '' );
120 $d .= ": $money_char$amount" if $months != 1 || $discount->percent;
123 $tot_discount += $amount;
126 sprintf('%.2f', $tot_discount);