public function DropDownLoginAdminForm::buildForm in Drop Down Login 8

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides ConfigFormBase::buildForm

File

src/Form/DropDownLoginAdminForm.php, line 33

Class

DropDownLoginAdminForm

Class SettingsForm.

Namespace

Drupal\drop_down_login\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  $config = $this
    ->config('drop_down_login.admin.settings');
  $form['#tree'] = TRUE;

  // Added css for displaying login fieldset.
  $form['#attached']['library'][] = 'drop_down_login/drop_down_login_settings';
  $drop_down_login_want_myaccount = $config
    ->get('drop_down_login_want_myaccount');
  $form['drop_down_login_setting']['drop_down_login_want_myaccount'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('Enable My Account drop-down after login.'),
    '#default_value' => isset($drop_down_login_want_myaccount['drop_down_login_want_myaccount']) ? $drop_down_login_want_myaccount['drop_down_login_want_myaccount'] : NULL,
    '#description' => $this
      ->t('If you want a drop-down menu to appear with "View Profile"
            and "Logout" (as well as optional links you specify below between these two
            options) instead of just the logout button, check this box.'),
  ];

  // Drop Down links.
  $form['drop_down_login_myaccount_links'] = [
    '#type' => 'details',
    '#weight' => 80,
    '#tree' => TRUE,
    '#title' => $this
      ->t('Additional Links'),
    '#open' => TRUE,
    // Set up the wrapper so that AJAX will be able to replace the fieldset.
    '#prefix' => '<div id="js-ajax-elements-wrapper">',
    '#suffix' => '</div>',
    '#description' => $this
      ->t('If you chose to enable the "My Account" drop-down after login,
            you can include additional links by completing the fields below, one set
            for each link.'),
  ];

  // Getting number of row on fly.
  $num_rows_field = $form_state
    ->get('num_rows');

  // Getting number of row if already added.
  $mapping_rows = empty($form_state
    ->get('empty_rows')) ? $config
    ->get('num_rows') : $form_state
    ->get('empty_rows');

  // Set default counter for row.
  if (!empty($num_rows_field)) {
    $num_rows = $form_state
      ->get('num_rows');
  }
  elseif (!empty($mapping_rows)) {
    $form_state
      ->set('num_rows', $mapping_rows);
    $num_rows = $form_state
      ->get('num_rows');
  }
  elseif (empty($num_rows_field)) {
    $form_state
      ->set('num_rows', []);
    $num_rows = $form_state
      ->get('num_rows');
  }

  // Table view of links.
  $form['drop_down_login_myaccount_links']['table'] = [
    '#type' => 'table',
    '#header' => [
      $this
        ->t('Url Name'),
      $this
        ->t('Url Path'),
      [
        'data' => $this
          ->t('Operations'),
        'colspan' => 3,
      ],
    ],
    '#empty' => $this
      ->t('There are no items yet. Add an item.', [
      '@add-url' => Url::fromRoute('drop_down_login.drop_down_login_admin_settings'),
    ]),
    // TableSelect: Injects a first column containing the selection widget
    // into each table row.
    // Note that you also need to set #tableselect on each form submit button
    // that relies on non-empty selection values (see below).
    '#tableselect' => FALSE,
    // TableDrag: Each array value is a list of callback arguments for
    // drupal_add_tabledrag(). The #id of the table is automatically
    // prepended; if there is none, an HTML ID is auto-generated.
    '#tabledrag' => [
      [
        'action' => 'order',
        'relationship' => 'sibling',
        'group' => 'drop-down-login-item-weight',
      ],
    ],
  ];
  $drop_down_login_myaccount_links = $config
    ->get('drop_down_login_myaccount_links');
  foreach ($num_rows as $delta) {

    // TableDrag: Mark the table row as draggable.
    $form['drop_down_login_myaccount_links']['table'][$delta]['#attributes']['class'][] = 'draggable';

    // Menu name.
    $form['drop_down_login_myaccount_links']['table'][$delta]['menu_name'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Menu Name'),
      '#size' => 60,
      '#required' => TRUE,
      '#default_value' => !empty($drop_down_login_myaccount_links['table'][$delta]) ? $drop_down_login_myaccount_links['table'][$delta]['menu_name'] : NULL,
      '#description' => $this
        ->t('The text to be used for this link in the My Account drop down.'),
    ];

    // Menu url.
    $form['drop_down_login_myaccount_links']['table'][$delta]['menu_url'] = [
      '#type' => 'url',
      '#title' => $this
        ->t('Menu URL'),
      '#size' => 60,
      '#required' => TRUE,
      '#max_length' => 512,
      '#default_value' => !empty($drop_down_login_myaccount_links['table'][$delta]) ? $drop_down_login_myaccount_links['table'][$delta]['menu_url'] : NULL,
      '#description' => $this
        ->t('The path for this menu link. This can be an internal Drupal path such as node/add or an external URL such as http://drupal.org. Enter :front to link to the front page.', [
        ':front' => "<front>",
      ]),
    ];

    // Remove Button.
    $form['drop_down_login_myaccount_links']['table'][$delta]['remove_name'] = [
      '#type' => 'submit',
      '#value' => $this
        ->t('Remove'),
      '#limit_validation_errors' => [],
      '#submit' => [
        '::removeCallback',
      ],
      '#ajax' => [
        'callback' => '::addmoreCallback',
        'wrapper' => 'js-ajax-elements-wrapper',
      ],
      '#attributes' => [
        'class' => [
          'button-small',
        ],
      ],
      '#name' => 'remove_name_' . $delta,
    ];

    // TableDrag: Sort the table row according to its existing/configured
    // weight.
    $form['drop_down_login_myaccount_links']['table'][$delta]['menu']['#weight'] = $delta;

    // Link Weight.
    $form['drop_down_login_myaccount_links']['table'][$delta]['weight'] = [
      '#type' => 'weight',
      '#title' => $this
        ->t('Weight'),
      '#default_value' => $delta,
      '#title-display' => 'invisible',
      // A class is required by drag and drop.
      '#attributes' => [
        'class' => [
          'drop-down-login-item-weight',
        ],
      ],
    ];
  }

  // Add Role Mapping.
  $form['drop_down_login_myaccount_links']['add_name'] = [
    '#type' => 'submit',
    '#value' => $this
      ->t('Add a link'),
    '#submit' => [
      '::addOne',
    ],
    '#limit_validation_errors' => [],
    '#ajax' => [
      'callback' => '::addmoreCallback',
      'wrapper' => 'js-ajax-elements-wrapper',
    ],
  ];
  return parent::buildForm($form, $form_state);
}