function MenuForm::form

Overrides EntityForm::form

File

core/modules/menu_ui/src/MenuForm.php, line 100

Class

MenuForm

Base form for menu edit forms.

Namespace

Code

public function form(array $form, FormStateInterface $form_state) {
    $menu = $this->entity;
    if ($this->operation == 'edit') {
        $form['#title'] = $this->t('Edit menu %label', [
            '%label' => $menu->label(),
        ]);
    }
    $form['label'] = [
        '#type' => 'textfield',
        '#title' => $this->t('Title'),
        '#default_value' => $menu->label(),
        '#required' => TRUE,
    ];
    $form['id'] = [
        '#type' => 'machine_name',
        '#title' => $this->t('Menu name'),
        '#default_value' => $menu->id(),
        '#maxlength' => MenuStorage::MAX_ID_LENGTH,
        '#description' => $this->t('A unique name to construct the URL for the menu. It must only contain lowercase letters, numbers and hyphens.'),
        '#machine_name' => [
            'exists' => [
                $this,
                'menuNameExists',
            ],
            'source' => [
                'label',
            ],
            'replace_pattern' => '[^a-z0-9-]+',
            'replace' => '-',
        ],
        // A menu's machine name cannot be changed.
'#disabled' => !$menu->isNew() || $menu->isLocked(),
    ];
    $form['description'] = [
        '#type' => 'textfield',
        '#title' => $this->t('Administrative summary'),
        '#maxlength' => 512,
        '#default_value' => $menu->getDescription(),
    ];
    $form['langcode'] = [
        '#type' => 'language_select',
        '#title' => $this->t('Menu language'),
        '#languages' => LanguageInterface::STATE_ALL,
        '#default_value' => $menu->language()
            ->getId(),
    ];
    // Add menu links administration form for existing menus.
    if (!$menu->isNew() || $menu->isLocked()) {
        // Form API supports constructing and validating self-contained sections
        // within forms, but does not allow handling the form section's submission
        // equally separated yet. Therefore, we use a $form_state key to point to
        // the parents of the form section.
        // @see self::submitOverviewForm()
        $form_state->set('menu_overview_form_parents', [
            'links',
        ]);
        $form['links'] = [];
        $form['links'] = $this->buildOverviewForm($form['links'], $form_state);
    }
    return parent::form($form, $form_state);
}