function layout_template_toggle_enabled

Menu callback; Enable or disable a layout template.

File

modules/layout/layout.admin.inc, line 2108

Admin page callbacks for the Layout module.

Code

function layout_template_toggle_enabled($template_name, $status) {
  if (backdrop_get_token('layout-template-' . $template_name) !== $_GET['token']) {
    return MENU_ACCESS_DENIED;
  }
  $template_info = layout_get_layout_template_info($template_name);
  if (!$template_info) {
    return MENU_NOT_FOUND;
  }

  $config = config('layout.settings');
  $data = $config->get();
  $errors = FALSE;

  if (!$status) {
    if (!in_array($template_name, $data['excluded_templates'])) {
      $data['excluded_templates'][] = $template_name;
    }
    // Check which layout templates are in use.
    foreach (layout_load_all() as $layout) {
      $info = layout_get_layout_template_info($layout->layout_template);
      if (in_array($layout->layout_template, $data['excluded_templates'])) {
        $errors = TRUE;
        break;
      }
    }
    if ($errors) {
      backdrop_set_message(t('The "@layout" layout template is currently in use and may not be disabled.', array('@layout' => $info['title'])), 'error');
    }
    else {
      backdrop_set_message(t('Layout template "@title" disabled.', array('@title' => $template_info['title'])));
    }
  }
  else {
    $data['excluded_templates'] = array_diff($data['excluded_templates'], array($template_name));
    backdrop_set_message(t('Layout template "@title" enabled.', array('@title' => $template_info['title'])));
  }

  if (!$errors) {
    $config->setData($data);
    $config->save();
  }

  backdrop_goto('admin/structure/layouts/settings');
}