function menu_edit_item

Menu callback; Build the menu link editing form.

File

core/modules/menu/menu.admin.inc, line 293

Admin page callbacks for the Menu module.

Code

function menu_edit_item($form, &$form_state, $type, $item, $menu) {
  if ($type == 'add' || empty($item)) {
    // This is an add form, initialize the menu link.
    $item = array(
      'menu_name' => $menu['menu_name'],
      'mlid' => 0,
      'plid' => 0,
      'link_title' => '',
      'link_path' => '',
      'langcode' => isset($_GET['langcode']) ? $_GET['langcode'] : LANGUAGE_NONE,
      'weight' => 0,
      'options' => array(),
      'module' => 'menu',
      'expanded' => 0,
      'hidden' => 0,
      'has_children' => 0,
    );
  }
  else {
    // Get the human-readable menu title from the given menu name
    $titles = menu_get_menus();
    $current_title = $titles[$item['menu_name']];

    // Get the current breadcrumb and add a link to that menu's overview page.
    $breadcrumb = menu_get_active_breadcrumb();
    $breadcrumb[] = l($current_title, 'admin/structure/menu/manage/' . $item['menu_name']);
    backdrop_set_breadcrumb($breadcrumb);
  }
  $form['actions'] = array('#type' => 'actions');
  $form['actions']['submit'] = array('#type' => 'submit', '#value' => t('Save'));
  $form['link_title'] = array(
    '#type' => 'textfield',
    '#title' => t('Menu link title'),
    '#maxlength' => 255,
    '#default_value' => $item['link_title'],
    '#description' => t('The text to be used for this link in the menu.'),
    '#required' => TRUE,
  );
  foreach (array('link_path', 'mlid', 'module', 'has_children', 'options') as $key) {
    $form[$key] = array('#type' => 'value', '#value' => $item[$key]);
  }
  // Any item created or edited via this interface is considered "customized".
  $form['customized'] = array('#type' => 'value', '#value' => 1);
  $form['original_item'] = array('#type' => 'value', '#value' => $item);

  $path = $item['link_path'];
  if (isset($item['options']['query'])) {
    $path .= '?' . backdrop_http_build_query($item['options']['query']);
  }
  if (isset($item['options']['fragment'])) {
    $path .= '#' . $item['options']['fragment'];
  }
  $path_alias = backdrop_get_path_alias($path);
  if ($item['module'] == 'menu') {
    $form['link_path'] = array(
      '#type' => 'textfield',
      '#title' => t('Path'),
      '#maxlength' => 255,
      '#default_value' => (!empty($path)) ? $path_alias : $path,
      '#description' => t('The path for this menu link. This can be an internal site path such as %add-node or an external URL such as %external. Enter %front to link to the home page.', array('%front' => '<front>', '%add-node' => 'node/add', '%external' => 'http://example.com')),
      '#required' => TRUE,
      '#autocomplete_path' => 'path-autocomplete',
    );
    $form['actions']['delete'] = array(
      '#type' => 'submit',
      '#value' => t('Delete'),
      '#access' => $item['mlid'],
      '#submit' => array('menu_item_delete_submit'),
      '#weight' => 10,
    );
  }
  else {
    $form['_path'] = array(
      '#type' => 'item',
      '#title' => t('Path'),
      '#description' => l($item['link_title'], $item['href'], $item['options']),
    );
  }

  if (module_exists('language')) {
    $form['langcode'] = array(
      '#type' => 'select',
      '#title' => t('Language'),
      '#default_value' => $item['langcode'],
      '#options' => language_list(TRUE, TRUE),
      '#empty_value' => LANGUAGE_NONE,
      '#empty_option' => t('- All (always shown) -'),
      '#description' => t('Set a language for this menu link. The menu link will only be visible in that language.'),
      '#ajax' => array(
        'callback' => 'menu_update_parent_options_ajax',
        'wrapper' => 'menu-parent-select-wrapper',
      ),
    );
  }
  else {
    // Maintain langcode settings if Language module is not present.
    $form['langcode'] = array(
      '#type' => 'value',
      '#value' => $item['langcode'],
    );
  }

  $form['description'] = array(
    '#type' => 'textarea',
    '#title' => t('Description'),
    '#default_value' => isset($item['options']['attributes']['title']) ? $item['options']['attributes']['title'] : '',
    '#rows' => 1,
    '#description' => t('Shown when hovering over the menu link.'),
  );
  $form['enabled'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enabled'),
    '#default_value' => !$item['hidden'],
    '#description' => t('Menu links that are not enabled will not be listed in any menu.'),
  );
  $form['expanded'] = array(
    '#type' => 'checkbox',
    '#title' => t('Show as expanded'),
    '#default_value' => $item['expanded'],
    '#description' => t('When displayed in a "hierarchical tree" menu style, children of expanded menu links will always be visible.'),
  );

  // Generate a list of possible parents (not including this link or descendants).
  $options = menu_parent_options(menu_get_menus(), $item);
  $default = $item['menu_name'] . ':' . $item['plid'];
  if (!isset($options[$default])) {
    $default = 'main-menu:0';
  }
  $form['parent'] = array(
    '#type' => 'select',
    '#title' => t('Parent link'),
    '#default_value' => $default,
    '#options' => $options,
    '#description' => t('The maximum depth for a link and all its children is fixed at !maxdepth. Some menu links may not be available as parents if selecting them would exceed this limit.', array('!maxdepth' => MENU_MAX_DEPTH)),
    '#attributes' => array('class' => array('menu-title-select')),
    '#prefix' => '<div id="menu-parent-select-wrapper">',
    '#suffix' => '</div>',
  );
  // Get number of items in all possible parent menus, so the weight selector is
  // sized appropriately.
  $menu_names = array_keys(menu_get_menus());
  $menu_options = array();
  foreach ($menu_names as $menu_name) {
    if (isset($options[$menu_name . ':0'])) {
      $menu_options[] = $menu_name;
    }
  }
  // Make sure that we always have values in menu_options.
  $menu_options = !empty($menu_options) ? $menu_options : $menu_names;

  $form['weight'] = array(
    '#type' => 'weight',
    '#title' => t('Weight'),
    '#delta' => _menu_get_menu_weight_delta($menu_options),
    '#default_value' => $item['weight'],
    '#description' => t('Optional. In the menu, the heavier links will sink and the lighter links will be positioned nearer the top.'),
  );

  return $form;
}