<cfset event.copyToScope( variables, "currentUser, currentCart, userSession")> <cfset me = variables.currentUser> <cfset cart = variables.currentCart>
<cfdump var="#userSession#"> shows the cart isn't in the session <cfdump var="#currentCart#" label="currentCart"> which comes from the session as well, returns the object. I will give the direct calls a try. I had thought about always having the cart exist but hadn't worked towards it yet. Thanks also for reminding me about pastebin. Jeff On Monday, October 29, 2012 1:45:00 PM UTC-4, Jared Rypka-Hauer wrote: > > Can you show the code you're using to get the cart from the event into the > page's variables scope? It's possible that there's a structCopy() involved > rather than a simple assignment. > > The difference is that doing a structCopy() would cause a separate > instance of session.cart to be set to the event object and/or the variables > scope of your template. If that's the case then the behavior you're seeing > makes perfect sense. If this is the case, the byRef nature of structs that > you're depending on isn't going to work because you have a discrete COPY of > the objects in the event object and variables scope. For some reason this > is ringing a bell in the back of my mind as far as MG's functionality and > unexpected behaviors. > > You may be right, I may be crazy. But I just might be the lunatic you're > looking for. Give it a try, see what happens. :) > > Just for shits and giggles, you could also try replacing your function > calls with direct references to the relevant variable. I know it breaks > encapsulation, but I'm not suggesting you do it for your production code, > just remark out your calls to UserSession and CurrentCart and replace them > with direct references to the variables. That will eliminate your machinery > from the equation and tell you if you have a bug in your code or if there's > something deeper going on. > > You could also try setting session.cart to "" rather than using > structDelete(). Replace structKeyExists() with isStruct() and just have > session.cart always exist... > > Man it's been a long time since I've responded to a community support > request like this... feels good! > > Let us know what you find out! > > J > > PS - If you really want help with this you might be best off to post the > code to the template in question, both controllers, your UserSession and > your Cart to something like pastebin.com or nomorepasting.com and send us > links to them all so we can see the whole codebase in a format that's > familiar and easily readable. Both of those resources provide ColdFusion > code support so they will color code highlight things correctly. > > http://pastebin.com > http://www.nomorepasting.com/paste.php > > > On Oct 29, 2012, at 12:26 PM, Jeff P <[email protected] <javascript:>> > wrote: > > This is in a controller called OrderController Here is the code: > > <cffunction name="processOrder" access="public" returntype="void" > output="false"> > <cfargument name="event" type="any"> > > <!--- get the cart data ---> > <cfset var cart = beans.UserSession.getCurrentCart()> > > <cfif returnCode eq "Y"> > <!--- if payment is successful, ---> > <!--- clear database tables for the cart ---> > <cfset beans.cartService.removeCartFromDatabase(cart)> > <!--- clear the cart session ---> > <cfset beans.UserSession.clearCartSession()> > <cfset beans.UserSession.clearCheckout()> > <!--- delete the credit card temp stuff ---> > <cfset beans.OrderService.deleteCreditCardData(myOrder)> > <cfset arguments.event.setValue("publicOrderNumber", > myOrder.getPublicOrderNumber())> > <cfset arguments.event.addResult("paymentAccepted")> > <cfelse> > ..... > </cfif> > > The code to clear the cart session and checkout in the UserSession cfc are: > > <cffunction name="clearCartSession" access="public" output="false"> > <cflock timeout="3" type="exclusive" scope="session"> > <cfset structDelete( session, "cart" )> > </cflock> > </cffunction> > <cffunction name="clearCheckout" access="public" output="false"> > <cflock timeout="3" type="exclusive" scope="session"> > <cfset structDelete( session, "checkout" )> > </cflock> > </cffunction> > > Thank you Dan. > > On Monday, October 29, 2012 11:02:52 AM UTC-4, Dan Wilson - > [email protected] <javascript:> wrote: >> >> Show the portion of code where you delete the cart after a successful >> transaction. >> >> DW >> On Oct 29, 2012 10:41 AM, "Jeff P" <[email protected]> wrote: >> >>> Hey everybody, >>> >>> I'm experiencing so strangeness with sessions and am hoping you folks >>> could shed some light on on what's happening. I have a cart app in MG >>> 3.1.299. When I complete an order and delete the cart from the session and >>> show the order complete page a dump of the session shows the cart is no >>> longer in the session scope. However, another call to the session on the >>> same page shows the cart as a valid struct within the session. >>> >>> In my Controller.cfc I have an onRequestStart function that copies the >>> cart and the user (if they exist) to the event scope. I also have it >>> copying the entire session through the UserSession.cfc to try to figure >>> this out. Here are the pertinent parts of my controller.cfc and >>> userSession.cfc: >>> >>> *Controller.cfc* >>> >>> <cffunction name="onRequestStart" access="public" >>> output="false"> >>> <cfargument name="event" type="any"> >>> <!--- copy the cart to the event scope if it exists. ---> >>> <cfif beans.UserSession.cartExists()> >>> <cfset arguments.event.setValue("currentCart", >>> beans.UserSession.getCurrentCart())> >>> </cfif> >>> <!--- and for the user if they're logged in. ---> >>> <cfif beans.UserSession.loggedIn()> >>> <cfset arguments.event.setValue("currentUser", >>> beans.UserSession.getCurrentUser())> >>> </cfif> >>> <!--- return the whole session for some testing ---> >>> <cfset arguments.event.setValue("userSession", >>> beans.UserSession.getSession())> >>> </cffunction> >>> >>> *UserSession.cfc* >>> >>> <cffunction name="cartExists" access="public" output="false"> >>> <cflock timeout="3" type="readonly" scope="session"> >>> <cfreturn structKeyExists( session, "cart" )> >>> </cflock> >>> </cffunction> >>> >>> <cffunction name="getCurrentCart" access="public" output="false"> >>> <cflock timeout="3" type="readonly" scope="session"> >>> <cfreturn session.cart> >>> </cflock> >>> </cffunction> >>> <cffunction name="getCurrentUser" access="public" output="false"> >>> <cflock timeout="3" type="readonly" scope="session"> >>> <cfreturn session.user> >>> </cflock> >>> </cffunction> >>> <cffunction name="getSession" access="public" output="false"> >>> <cflock timeout="3" type="readonly" scope="session"> >>> <cfreturn session> >>> </cflock> >>> </cffunction> >>> >>> <cffunction name="loggedIn" access="public" output="false"> >>> <cflock timeout="3" type="readonly" scope="session"> >>> <cfreturn structKeyExists( session, "user" )> >>> </cflock> >>> </cffunction> >>> >>> In my template I have a chink of code that displays a link to the cart >>> if it exists and has at least one item in it: >>> >>> If I use the currentCart variable set in Controller.cfc, it returns the >>> cart from the session after the order is processed even though a cfdump of >>> the session shows it isn't there. >>> >>> <cfif isStruct(variables.currentCart) and >>> variables.currentCart.getItemCount() gte 1> >>> <div class="row-fluid"> >>> <div id="viewCart" class="span12"> >>> <a href="#click_ViewCart#">Your cart: <span >>> class="bold">#variables.currentCart.getItemCount()#</span> item<cfif >>> variables.currentCart.getItemCount() neq 1>s</cfif></a> <a >>> href="#click_ViewCart#"><img src="images/shoppingCart.png" alt="view >>> cart"></a> >>> </div> >>> </div> >>> </cfif> >>> >>> *The display section still shows up after the order is complete*. >>> >>> But, If I use the entire getSession function from the Controller.cfc it >>> acts as it's supposed to: >>> >>> <cfif structKeyExists(variables.userSession, "cart") and >>> variables.userSession.cart.getItemCount() gte 1> >>> <div class="row-fluid"> >>> <div id="viewCart" class="span12"> >>> <a href="#click_ViewCart#">Your cart: <span >>> class="bold">#variables.userSession.cart.getItemCount()#</span> item<cfif >>> variables.userSession.cart.getItemCount() neq 1>s</cfif></a> <a >>> href="#click_ViewCart#"><img src="images/shoppingCart.png" alt="view >>> cart"></a> >>> </div> >>> </div> >>> </cfif> >>> >>> *The display section doesn't show up after the order is complete.* >>> >>> How can one call to the session return that the cart doesn't exist and >>> then a second, later call to the session on the same page return that it >>> does? >>> >>> Thank you for looking at this, >>> >>> Jeff P. >>> >>> -- >>> Model-Glue Sites: >>> Home Page: http://www.model-glue.com >>> Documentation: http://docs.model-glue.com >>> Bug Tracker: http://bugs.model-glue.com >>> Blog: http://www.model-glue.com/blog >>> >>> You received this message because you are subscribed to the Google >>> Groups "model-glue" group. >>> To post to this group, send email to [email protected] >>> To unsubscribe from this group, send email to >>> [email protected] >>> For more options, visit this group at >>> http://groups.google.com/group/model-glue?hl=en >> >> > -- > Model-Glue Sites: > Home Page: http://www.model-glue.com > Documentation: http://docs.model-glue.com > Bug Tracker: http://bugs.model-glue.com > Blog: http://www.model-glue.com/blog > > You received this message because you are subscribed to the Google > Groups "model-glue" group. > To post to this group, send email to [email protected]<javascript:> > To unsubscribe from this group, send email to > [email protected] <javascript:> > For more options, visit this group at > http://groups.google.com/group/model-glue?hl=en > > > -- Model-Glue Sites: Home Page: http://www.model-glue.com Documentation: http://docs.model-glue.com Bug Tracker: http://bugs.model-glue.com Blog: http://www.model-glue.com/blog You received this message because you are subscribed to the Google Groups "model-glue" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/model-glue?hl=en
