Add a creation date to the Cart.

Use that date to expire carts older than an interval, via a new workflow.
Config file changes, tests, i18n.

lib/WebGUI/Shop/Cart.pm

@@ -175,7 +175,7 @@ sub create {
         WebGUI::Error::InvalidObject->throw(expected=>"WebGUI::Session", got=>(ref $session), error=>"Need a session.");
     }
     my $cartId = $session->id->generate;
-    $session->db->write('insert into cart (cartId, sessionId) values (?,?)', [$cartId, $session->getId]);
+    $session->db->write('insert into cart (cartId, sessionId, creationDate) values (?,?,UNIX_TIMESTAMP())', [$cartId, $session->getId]);
     return $class->new($session, $cartId);
 }
 
@@ -561,6 +561,10 @@ The unique id of the configured shipping driver that will be used to ship these
 
 The ID of a user being checked out, if they're being checked out by a cashier.
 
+=head4 creationDate
+
+The date the cart was created.
+
 =cut
 
 sub update {
@@ -569,7 +573,7 @@ sub update {
         WebGUI::Error::InvalidParam->throw(error=>"Need a properties hash ref.");
     }
     my $id = id $self;
-    foreach my $field (qw(shippingAddressId posUserId shipperId)) {
+    foreach my $field (qw(shippingAddressId posUserId shipperId creationDate)) {
         $properties{$id}{$field} = (exists $newProperties->{$field}) ? $newProperties->{$field} : $properties{$id}{$field};
     }
     $self->session->db->setRow("cart","cartId",$properties{$id});

lib/WebGUI/Workflow/Activity/RemoveOldCarts.pm

@@ -0,0 +1,110 @@
+package WebGUI::Workflow::Activity::RemoveOldCarts;
+
+
+=head1 LEGAL
+
+ -------------------------------------------------------------------
+  WebGUI is Copyright 2001-2009 Plain Black Corporation.
+ -------------------------------------------------------------------
+  Please read the legal notices (docs/legal.txt) and the license
+  (docs/license.txt) that came with this distribution before using
+  this software.
+ -------------------------------------------------------------------
+  http://www.plainblack.com                     info@plainblack.com
+ -------------------------------------------------------------------
+
+=cut
+
+use strict;
+use base 'WebGUI::Workflow::Activity';
+use WebGUI::International;
+use WebGUI::Asset::Sku::Product;
+use WebGUI::Inbox;
+
+=head1 NAME
+
+Package WebGUI::Workflow::Activity::RemoveOldCarts
+
+=head1 DESCRIPTION
+
+Remove carts that are older than a configurable threshold.
+
+=head1 SYNOPSIS
+
+See WebGUI::Workflow::Activity for details on how to use any activity.
+
+=head1 METHODS
+
+These methods are available from this class:
+
+=cut
+
+#-------------------------------------------------------------------
+
+=head2 definition ( session, definition )
+
+See WebGUI::Workflow::Activity::defintion() for details.
+
+=cut 
+
+sub definition {
+    my $class = shift;
+    my $session = shift;
+    my $definition = shift;
+    my $i18n = WebGUI::International->new($session, 'Workflow_Activity_RemoveOldCarts');
+    push(@{$definition}, {
+        name=>$i18n->get('activityName'),
+        properties=> {
+            cartTimeout => {
+                fieldType=>'interval',
+                label=>$i18n->get('cart timeout'),
+                defaultValue=>48*3600,
+                hoverHelp=>$i18n->get('cart timeout help'),
+                },
+            }
+        });
+    return $class->SUPER::definition($session,$definition);
+}
+
+
+#-------------------------------------------------------------------
+
+=head2 execute ( [ object ] )
+
+See WebGUI::Workflow::Activity::execute() for details.
+
+=cut
+
+sub execute {
+    my ($self)  = @_;
+    my $session = $self->session;
+    my $now = time();
+    my $finishTime = $now + $self->getTTL;
+    my $expired = 0;
+    my $cartIds = [];
+    my $limit = $now - $self->get('cartTimeout');
+    $session->log->warn("limit: $limit");
+    my $expiredCarts = $session->db->read('select cartId from cart where creationDate < '.$limit);
+    $expiredCarts->execute();
+    CART: while( my ($cartId) = $expiredCarts->array() ) {
+        my $cart = eval {
+            WebGUI::Shop::Cart->new($session, $cartId);
+        };
+        next CART if WebGUI::Error->caught;
+        $session->log->warn("cartId: $cartId");
+        $cart->delete; ##Delete will empty, then delete.
+        ##Time check and set flag
+        if (time() > $finishTime) {
+            $expired = 1;
+            last CART;
+        }
+    }
+    ##If timer expired, then store message and limit and release
+    if ($expired) {
+        return $self->WAITING(1);
+    }
+
+    return $self->COMPLETE;
+}
+
+1;

lib/WebGUI/i18n/English/Workflow_Activity_RemoveOldCarts.pm

@@ -0,0 +1,25 @@
+package WebGUI::i18n::English::Workflow_Activity_RemoveOldCarts;
+use strict;
+
+our $I18N = {
+	'cart timeout help' => {
+		message => q|How old should carts be before we delete them?|,
+		context => q|the hover help for the storage timeout field|,
+		lastUpdated => 0,
+	},
+
+	'cart timeout' => {
+		message => q|Cart Timeout|,
+		context => q|a label indicating how old carts should be before we delete them|,
+		lastUpdated => 0,
+	},
+
+	'activityName' => {
+		message => q|Remove Old Carts|,
+		context => q|The name of this workflow activity.|,
+		lastUpdated => 0,
+	},
+
+};
+
+1;