hook_form_alter

I recently needed to alter the address fields within the Ubercart 3 billing pane. Unfortunately, due to the way Ubercart 3 builds these form elements, the standard hook_form_alter() hook was not going to work. After a few hours of searching I finally discovered this post:

https://drupal.org/node/2063949#comment-7750227

With that information I was able to alter my billing pane's company field into a select list taken from a taxonomy. The code below was entered into my theme's template.php file.

Today's project required me to fine tune Drupal's standard book module. Basically, I needed to limit the choices in the 'Book Outline' area to only display books that the user was the author of. Unfortunately, Drupal's default permissions don't allow for this. Either the user can administer all outlines or none, nothing in between.

The other day I was tasked with redirecting the Drupal login form to the user account page. On any other form this would work by adding the #redirect tag to the form in a form alter function like this:

Today I needed to create a view the filtered items by a range of prices. The prices for these nodes were stored in a CCK number field. After searching for an easy 'plug and play' method of doing this I quickly began writing my own code to accomplish this task. To summarize, I accomplished this by using the following functions: