function module_invoke_all in Drupal 5

Same name and namespace in other branches

1. 4 includes/module.inc \module_invoke_all()
2. 6 includes/module.inc \module_invoke_all()
3. 7 includes/module.inc \module_invoke_all()

Invoke a hook in all enabled modules that implement it.

Parameters

$hook: The name of the hook to invoke.

...: Arguments to pass to the hook.

Return value

An array of return values of the hook implementations. If modules return arrays from their implementations, those are merged into one array.

Related topics

35 calls to module_invoke_all()

comment_render in modules/comment/comment.module

Renders comment(s).

drupal_cron_run in includes/common.inc

Executes a cron run when called

drupal_goto in includes/common.inc

Send the user to a different Drupal page.

drupal_page_footer in includes/common.inc

Perform end-of-request tasks.

drupal_retrieve_form in includes/form.inc

Retrieves the structured array that defines a given form.

... See full list

File

includes/module.inc, line 399

API for loading and interacting with Drupal modules.

Code

function module_invoke_all() {
  $args = func_get_args();
  $hook = array_shift($args);
  $return = array();
  foreach (module_implements($hook) as $module) {
    $function = $module . '_' . $hook;
    $result = call_user_func_array($function, $args);
    if (isset($result) && is_array($result)) {
      $return = array_merge($return, $result);
    }
    else {
      if (isset($result)) {
        $return[] = $result;
      }
    }
  }
  return $return;
}