1.20.x views.api.php hook_views_pre_execute(&$view)

This hook is called right before the execute process. The query is now fully built, but it has not yet been run through db_rewrite_sql.

Adding output to the view can be accomplished by placing text on $view->attachment_before and $view->attachment_after.

Parameters

$view: The view object about to be processed.

Related topics

Views hooks Hooks that can be implemented by other modules in order to implement the Views API.

File

modules/views/views.api.php, line 769
Describe hooks provided by the Views module.

Code

function hook_views_pre_execute(&$view) {
  // Whenever a view queries more than two tables, show a message that notifies
  // view administrators that the query might be heavy. This action could be
  // performed later in the execution process, but not earlier.
  if (count($view->query->tables) > 2 && user_access('administer views')) {
    backdrop_set_message(t('The view %view may be heavy to execute.', array('%view' => $view->name)), 'warning');
  }
}