Widely praised for its in-depth coverage of Drupal internals, bestselling Pro Drupal Development has been completely updated for Drupal 6 in this latest edition, and there are even more tricks of the trade to help you further yourself as a professional Drupal developer. Assuming you already know how to install and bring a standard installation online, John K. VanDyk gives you everything else you need to customize your Drupal installation however you see fit. Pro Drupal Development, Second Edition delves deep into Drupal internals, showing you how to take full advantage of its powerful architecture. What you'll learn* Find out how to create your own modules, develop your own themes, and produce your own filters.* Learn the inner workings of each key part of Drupal, including user management, sessions, the node system, caching, and the various APIs available to you.* Discover how to optimize your Drupal installation to perform well under high-load situations.* Gain the knowledge needed to secure your Drupal installation and other best practice techniques.* Learn to integrate Ajax into and internationalize your Drupal web site. Who is this book for? Web developers maintaining and creating sites with Drupal. It is assumed that you already know the basics of Drupal and are able to install and bring up a basic installation. This book takes you deeper into the internals of Drupal and teaches how to tweak and modify it in order to create that perfect web site. Simply put, if you are working with Drupal, you need Pro Drupal Development, Second Edition. About the Apress Pro Series The Apress Pro series books are practical, professional tutorials to keep you on and moving up the professional ladder. You have gotten the job, now you need to hone your skills in these tough competitive times. The Apress Pro series expands your skills and expertise in exactly the areas you need. Master the content of a Pro book, and you will always be able to get the job done in a professional development project. Written by experts in their field, Pro series books from Apress give you the hard-won solutions to problems you will face in your professional programming career.