Re: very strange session behavior -- fails on port 80, works on 9090

francisco j sanchez wrote: > hello. I have been working on this bug for days now, and have scoured > these forums and the web to no avail. I am fairly new to PHP, so > please forgive me if I don't provide the right info. > > here is the problem: > as of 9 days ago, when someone arrives at a document on our site via > google (or directly to a document on our site via any method), and > they add it to their cart, and then navigate to the cart, it is empty. > if you navigate around the site first, all is well. > > here is the grand anomaly: > i have the EXACT SAME code running on 80 and 9090 (normally, 9090 is a > testing site pointing to its own directory, but since this bug > surfaced, i've changed things). The bug can be reproduced over and > over again on 80, and never on 9090. they are also using the same db. > > here is how to recreate it: > go to http://www.examplemotion.com/legaldoc/view.php/112 and > add to > cart. check the cart by clicking the "Cart" link in the nav. it is > empty. now, go to > http://www.examplemotion.com:9090/legaldoc/view.php/112 and add > to > cart. check the cart by clicking the same nav link, and the doc is > there, in the cart. ??? clear your cookies to reproduce, and, don't > be logged in. > > here is some background: > i am using Qcodo 0.5, PHP 5.2.6, apache 2.2, mysql 14.12. box and > services hosted by godaddy. i have reverted the repo (SVN) to a known > working version with the same results. in any file that you land on, > including view.php, there is a call to > require_once(../includes/prepend.inc.php) which calls session_start(). > although, i understand that is implicit with any $_SESSION['foo'] > assignments. in any case, session_start() should be called within > prepend.inc.php. the id of the doc is successfully added to the > session variable $_SESSION['cart'] in an array, and can be output to > the page after adding the doc, but when you navigate away (either by > going to the cart directly, or clicking 'checkout'), the session > variable has disappeared. when clicking on checkout, it should take > you to the register/login page, unless the cart is empty, in which > case you are redirected to the search page. > > please let me know if you need any more information. any help would > be _very_much_appreciated_!!! > > thanks! > > --fjs-- > > It's a cookie problem. When you visit http://www.examplemotion.com and click add to cart and then click any link it the nav the links in the nav point to http://examplemotion.com (notice the absence of www). The cookie is per domain and www.examplemotion.com is different than examplemotion.com depending on your settings. -- Thanks! -Shawn http://www.spidean.com