function view::destroy in Views (for Drupal 7) 6.2

Same name and namespace in other branches

1. 6.3 includes/view.inc \view::destroy()
2. 7.3 includes/view.inc \view::destroy()

Unset references so that a $view object may be properly garbage collected.

File

includes/view.inc, line 1605

view.inc Provides the view object type and associated methods.

Class

view

An object to contain all of the data to generate a view, plus the member functions to build the view query, execute the query and render the output.

Code

function destroy() {
  foreach (array_keys($this->display) as $display_id) {
    if (isset($this->display[$display_id]->handler) && is_object($this->display[$display_id]->handler)) {
      $this->display[$display_id]->handler
        ->destroy();
      unset($this->display[$display_id]->handler);
    }
  }
  foreach (views_object_types() as $type => $info) {
    if (isset($this->{$type})) {
      $handlers =& $this->{$type};
      foreach ($handlers as $id => $item) {
        $handlers[$id]
          ->destroy();
      }
      unset($handlers);
    }
  }
  if (isset($this->style_plugin)) {
    $this->style_plugin
      ->destroy();
    unset($this->style_plugin);
  }

  // Clear these to make sure the view can be processed/used again.
  if (isset($this->display_handler)) {
    unset($this->display_handler);
  }
  if (isset($this->current_display)) {
    unset($this->current_display);
  }
  if (isset($this->query)) {
    unset($this->query);
  }
}