Adding internationalized message for empty cart

lib/WebGUI/Shop/Cart.pm

@@ -695,8 +695,20 @@ sub www_view {
         </script>
         |);
 
+    my @items = @{$self->getItems};
+    if(scalar(@items) < 1) {
+        # there are no items in the cart, return a message to the template
+        my %var = (
+            message => $i18n->get('empty cart')
+        );
+
+        # render the cart
+        my $template = WebGUI::Asset::Template->new($session, $session->setting->get("shopCartTemplateId"));
+        return $session->style->userStyle($template->process(\%var));
+    }
+    
     # generate template variables for the items in the cart
-    foreach my $item (@{$self->getItems}) {
+    foreach my $item (@items) {
         my $sku = $item->getSku;
         $sku->applyOptions($item->get("options"));
         my %properties = (

lib/WebGUI/i18n/English/Shop.pm

@@ -873,6 +873,13 @@ our $I18N = {
 		context => q|a button the user clicks on to go back to shopping after viewing the cart|
 	},
 
+    'empty cart' => { 
+		message => q|There are no items currently in your cart.|,
+		lastUpdated => 0,
+		context => q|a message to the user that the cart is empty|
+	},
+
+
 	'shop' => { 
 		message => q|Shop|,
 		lastUpdated => 0,

t/Shop/Cart.t

@@ -27,7 +27,7 @@ use WebGUI::TestException;
 #----------------------------------------------------------------------------
 # Init
 my $session         = WebGUI::Test->session;
-
+my $i18n = WebGUI::International->new($session, "Shop");
 
 #----------------------------------------------------------------------------
 # Tests
@@ -52,6 +52,9 @@ my $cart = WebGUI::Shop::Cart->newBySession($session);
 isa_ok($cart, "WebGUI::Shop::Cart");
 isa_ok($cart->session, "WebGUI::Session");
 
+my $message = $i18n->get('empty cart') . "\n";
+like($cart->www_view, qr/There are no items currently in your cart./, 'Display empty cart message');
+
 my $root = WebGUI::Asset->getRoot($session);
 my $product = $root->addChild({
     className=>"WebGUI::Asset::Sku::Donation",