public function FormAlter::alterEntityViewDisplayForm in Layout Builder Restrictions 8

Same name and namespace in other branches

1. 8.2 src/Form/FormAlter.php \Drupal\layout_builder_restrictions\Form\FormAlter::alterEntityViewDisplayForm()

The actual form elements.

File

src/Form/FormAlter.php, line 124

Class

FormAlter

Supplement form UI to add setting for which blocks & layouts are available.

Namespace

Drupal\layout_builder_restrictions\Form

Code

public function alterEntityViewDisplayForm(&$form, FormStateInterface $form_state, $form_id) {
  $display = $form_state
    ->getFormObject()
    ->getEntity();
  $is_enabled = $display
    ->isLayoutBuilderEnabled();
  if ($is_enabled) {
    $form['#entity_builders'][] = [
      $this,
      'entityFormEntityBuild',
    ];

    // Block settings.
    $form['layout']['layout_builder_restrictions']['allowed_blocks'] = [
      '#type' => 'details',
      '#title' => t('Blocks available for placement'),
      '#states' => [
        'disabled' => [
          ':input[name="layout[enabled]"]' => [
            'checked' => FALSE,
          ],
        ],
        'invisible' => [
          ':input[name="layout[enabled]"]' => [
            'checked' => FALSE,
          ],
        ],
      ],
    ];
    $allowed_blocks = $display
      ->getThirdPartySetting('layout_builder_restrictions', 'allowed_blocks', []);
    foreach ($this
      ->getBlockDefinitions($display) as $category => $blocks) {
      $category_form = [
        '#type' => 'fieldset',
        '#title' => $category,
        '#parents' => [
          'layout_builder_restrictions',
          'allowed_blocks',
        ],
      ];
      $category_setting = in_array($category, array_keys($allowed_blocks)) ? "restricted" : "all";
      $category_form['restriction_behavior'] = [
        '#type' => 'radios',
        '#options' => [
          "all" => t('Allow all existing & new %category blocks.', [
            '%category' => $category,
          ]),
          "restricted" => t('Choose specific %category blocks:', [
            '%category' => $category,
          ]),
        ],
        '#default_value' => $category_setting,
        '#parents' => [
          'layout_builder_restrictions',
          'allowed_blocks',
          $category,
          'restriction',
        ],
      ];
      foreach ($blocks as $block_id => $block) {
        $enabled = FALSE;
        if ($category_setting == 'restricted' && in_array($block_id, $allowed_blocks[$category])) {
          $enabled = TRUE;
        }
        $category_form[$block_id] = [
          '#type' => 'checkbox',
          '#title' => $block['admin_label'],
          '#default_value' => $enabled,
          '#parents' => [
            'layout_builder_restrictions',
            'allowed_blocks',
            $category,
            $block_id,
          ],
          '#states' => [
            'invisible' => [
              ':input[name="layout_builder_restrictions[allowed_blocks][' . $category . '][restriction]"]' => [
                'value' => "all",
              ],
            ],
          ],
        ];
      }
      $form['layout']['layout_builder_restrictions']['allowed_blocks'][$category] = $category_form;
    }

    // Layout settings.
    $allowed_layouts = $display
      ->getThirdPartySetting('layout_builder_restrictions', 'allowed_layouts', []);
    $layout_form = [
      '#type' => 'details',
      '#title' => t('Layouts available for sections'),
      '#parents' => [
        'layout_builder_restrictions',
        'allowed_layouts',
      ],
      '#states' => [
        'disabled' => [
          ':input[name="layout[enabled]"]' => [
            'checked' => FALSE,
          ],
        ],
        'invisible' => [
          ':input[name="layout[enabled]"]' => [
            'checked' => FALSE,
          ],
        ],
      ],
    ];
    $layout_form['layout_restriction'] = [
      '#type' => 'radios',
      '#options' => [
        "all" => t('Allow all existing & new layouts.'),
        "restricted" => t('Allow only specific layouts:'),
      ],
      '#default_value' => !empty($allowed_layouts) ? "restricted" : "all",
    ];
    $definitions = $this->layoutManager
      ->getFilteredDefinitions('layout_builder', []);
    foreach ($definitions as $plugin_id => $definition) {
      $enabled = FALSE;
      if (!empty($allowed_layouts) && in_array($plugin_id, $allowed_layouts)) {
        $enabled = TRUE;
      }
      $layout_form['layouts'][$plugin_id] = [
        '#type' => 'checkbox',
        '#default_value' => $enabled,
        '#description' => [
          $definition
            ->getIcon(60, 80, 1, 3),
          [
            '#type' => 'container',
            '#children' => $definition
              ->getLabel(),
          ],
        ],
        '#states' => [
          'invisible' => [
            ':input[name="layout_builder_restrictions[allowed_layouts][layout_restriction]"]' => [
              'value' => "all",
            ],
          ],
        ],
      ];
    }
    $form['layout']['layout_builder_restrictions']['allowed_layouts'] = $layout_form;
  }
}