Fix bug #10914.

Move email notifications about of PayDriver and into Transaction.  Send
a notification when the cart value is 0 due to shop credit.

docs/changelog/7.x.x.txt

@@ -15,6 +15,7 @@
  - fixed #11057: Deleting wiki attachments
  - fixed #11122: Survey icon is missing from admin console
  - fixed #11107: linked image with caption
+ - fixed #10914: Shop: No email notifications sent when the cart has net value 0
 
 7.8.1
  - mark $session->datetime->time as deprecated and remove its use from core code

docs/upgrades/upgrade_7.8.1-7.8.2.pl

@@ -22,7 +22,8 @@ use Getopt::Long;
 use WebGUI::Session;
 use WebGUI::Storage;
 use WebGUI::Asset;
-
+use WebGUI::Shop::Pay;
+use WebGUI::Shop::PayDriver;
 
 my $toVersion = '7.8.2';
 my $quiet; # this line required
@@ -32,6 +33,7 @@ my $session = start(); # this line required
 
 fixTableDefaultCharsets($session);
 correctWikiAttachmentPermissions( $session );
+transactionsNotifications( $session );
 
 finish($session); # this line required
 
@@ -99,6 +101,31 @@ sub correctWikiAttachmentPermissions {
     print "Done.\n" unless $quiet;
 }
 
+#----------------------------------------------------------------------------
+# Describe what our function does
+sub transactionsNotifications {
+    my $session = shift;
+    print "\tMove Shop notifications from PayDriver to Transactions... " unless $quiet;
+    my $pay = WebGUI::Shop::Pay->new($session);
+    my $gateways = $pay->getPaymentGateways;
+    my $defaultNotificationGroup = '3';
+    my $defaultTemplate          = 'bPz1yk6Y9uwMDMBcmMsSCg';
+    if (@{ $gateways }) {
+        my $firstGateway = $gateways->[0];
+        $defaultNotificationGroup = $firstGateway->get('saleNotificationGroupId');
+        $defaultTemplate          = $firstGateway->get('receiptEmailTemplateId' );
+        foreach my $gateway (@{ $gateways }) {
+            my $properties = $gateway->get();
+            delete $properties->{ saleNotificationGroupId };
+            delete $properties->{ receiptEmailTemplateId  };
+            $gateway->update($properties);
+        }
+    }
+    $session->setting->add('shopSaleNotificationGroupId', $defaultNotificationGroup);
+    $session->setting->add('shopReceiptEmailTemplateId',  $defaultTemplate);
+    print "Done.\n" unless $quiet;
+}
+
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