thursday_bw's sandbox: Output Alter

Provides hook_alter_output()

Allows modification of page output, after the full page is rendered and before it's passed to the browser.

Usefull applications:

• Add, remove elements from the DOM, allowing modifications to a page post theming.
• Filter the output
  • Pass through HTML validation
  • Pass through HTML tidy
  • Anything else you can think of

Example

/**
 * Implements hook_output_alter().
 */
function my_module_output_alter(&$page) {

  $page = do_something_to_the_output($page);

}