Added taxes()

1 files changed, 31 insertions, 6 deletions

diff --git a/InternetSecure.pm b/InternetSecure.pm
index 10d7d6e..a7b1d0f 100755
--- a/InternetSecure.pm
+++ b/InternetSecure.pm
@@ -42,9 +42,12 @@ sub set_defaults {
 				receipt_number	sales_number	uuid	guid
 				date
 				card_type	cardholder
-				total_amount
+				total_amount	taxes
 				avs_response	cvv2_response
 			));
+	
+	# Just in case someone tries to call taxes() *before* submit()
+	$self->taxes( {} );
 }
 
 # OnlinePayment's get_fields now filters out undefs in 3.x. :(
@@ -223,6 +226,27 @@ sub infuse {
 	}
 }
 
+sub extract_taxes {
+	my ($self, $response) = @_;
+
+	my %taxes;
+
+	my $products = $response->{Products};
+	return unless $products;
+
+	foreach my $node (@$products) {
+		my $flags = $node->{flags};
+		if ($flags &&
+			grep($_ eq '{TAX}', @$flags) &&
+			grep($_ eq '{CALCULATED}', @$flags))
+		{
+			$taxes{ $node->{code} } = $node->{subtotal};
+		}
+	}
+
+	return %taxes;
+}
+
 # Parse the server's response and set various fields
 #
 sub parse_response {
@@ -267,7 +291,7 @@ sub parse_response {
 	
 	$self->card_type(CARD_TYPES->{$self->card_type});
 	
-	$self->{products_raw} = $response->{Products};
+	$self->taxes( { $self->extract_taxes($response) } );
 
 	return $self;
 }
@@ -513,6 +537,11 @@ Date and time of the transaction.  Format is C<YYYY/MM/DD hh:mm:ss>.
 
 Total amount billed for this order, including taxes.
 
+=item taxes()
+
+Returns a I<reference> to a hash that maps tax names (such as C<GST>) to the
+amount that was billed for each.
+
 =item cardholder()
 
 Cardholder's name.  This is currently a mere copy of the B<name> field passed
@@ -535,10 +564,6 @@ following:
 
 =back
 
-=item products_raw()
-
-...
-
 
 =back