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= ':' . HTTP_SERVER_PORT;
}
CHAPTER 4 ?–  CREATING THE PRODUCT CATALOG: PART 1 111
However, you should add the HTTP_SERVER_PORT to config.php anyway to make it easier to modify in case
you move the application to a server that runs on another port. If HTTP_SERVER_PORT would be, for example,
8080, the links to index.php specified earlier would be transformed to

Summary
This long chapter was well worth the effort when you consider how much theory you??™ve learned
and applied to the TShirtShop project! In this chapter, you accomplished the following:
??? You created the department table and populated it with data.
??? You learned how to access this data from the data tier using PDO and then how to
access the data tier method from the business tier.
??? You learned how to use PHP 5 exceptions.
??? You implemented the user interface using a Smarty template.
In the next chapter, you will finish creating the product catalog by displaying the site??™s
categories and products! After that??™s accomplished, we??™ll have the opportunity to review the
structure our web site is built on and the theory you??™ve learned so far.
CHAPTER 4 ?–  CREATING THE PRODUCT CATALOG: PART 1 112
Creating the Product Catalog:
Part 2
In the previous chapter, you implemented a selectable list of departments for the TShirtShop
web site.


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