function NavigationUserBlock::build

Overrides BlockPluginInterface::build

File

core/modules/navigation/src/Plugin/Block/NavigationUserBlock.php, line 70

Class

NavigationUserBlock

Defines a user navigation block.

Namespace

Code

public function build() : array {
    $menu_name = static::NAVIGATION_LINKS_MENU;
    $parameters = new MenuTreeParameters();
    $parameters->setMinDepth(0)
        ->setMaxDepth(2)
        ->onlyEnabledLinks();
    $subtree = $this->menuTree
        ->load($menu_name, $parameters);
    // Create a parent link that serves as a wrapper.
    // If the menu is removed for any reason, this item shows a link to the
    // user profile page as a fallback.
    $link = MenuLinkDefault::create($this->container, [], 'navigation.user_links.user.wrapper', $this->menuLinkDefinition());
    $tree = new MenuLinkTreeElement($link, TRUE, 1, FALSE, $subtree);
    $manipulators = [
        [
            'callable' => 'menu.default_tree_manipulators:checkAccess',
        ],
        [
            'callable' => 'menu.default_tree_manipulators:generateIndexAndSort',
        ],
    ];
    $tree = $this->menuTree
        ->transform([
        $tree,
    ], $manipulators);
    $build = $this->menuTree
        ->build($tree);
    $build['#title'] = $this->configuration['label'];
    $build += [
        '#attached' => [
            'library' => [
                'navigation/internal.user-block',
            ],
        ],
        '#attributes' => [
            'data-user-block' => TRUE,
        ],
    ];
    return $build;
}