public function AdminSettingsForm::buildForm in Role Based Theme Switcher 8

Same name and namespace in other branches

1. 9.1.x src/Form/AdminSettingsForm.php \Drupal\role_based_theme_switcher\Form\AdminSettingsForm::buildForm()

Implements admin settings form.

Parameters

array $form: From render array.

\Drupal\Core\Form\FormStateInterface $form_state: Current state of form.

Overrides ConfigFormBase::buildForm

File

src/Form/AdminSettingsForm.php, line 72

Class

AdminSettingsForm

Configure Role Based settings for this site.

Namespace

Drupal\role_based_theme_switcher\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {

  // Load Themes List.
  $themes = $this->themeGlobal
    ->listInfo();

  // Prepare array.
  $themeNames = [
    '' => '--Select--',
  ];
  foreach ($themes as $key => $value) {
    $themeNames[$key] = $key;
  }

  // Load Roles.
  $roles = Role::loadMultiple();
  $roleThemes = $this->configFactory
    ->get('role_based_theme_switcher.RoleBasedThemeSwitchConfig')
    ->get('roletheme');
  $form['role_theme'] = [
    '#type' => 'table',
    '#header' => [
      $this
        ->t('Label'),
      $this
        ->t('Themes List'),
      $this
        ->t('Weight'),
    ],
    '#empty' => $this
      ->t('There are no items yet. Add an item.', []),
    // 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' => 'role_theme-order-weight',
      ],
    ],
  ];

  // Check if anything is assigned.
  // If any role is aasigned any theme.
  // Else Load list of themes on with all roles.
  if (!empty($roleThemes)) {

    // Check if any new role is added.
    // If yes then merge new roles also.
    if (count($roleThemes) == count($roles)) {
      $roles = $roleThemes;
    }
    elseif (count($roleThemes) != count($roles)) {
      foreach ($roles as $rem_key => $rem_val) {
        if (!array_key_exists($rem_key, $roleThemes)) {
          $merge[$rem_key] = [
            'id' => '',
            'weight' => 10,
          ];
          $roleThemes = array_merge($roleThemes, $merge);
        }
      }
      $roles = $roleThemes;
    }
  }
  else {
    $roleThemes = [];
    $i = 0;
    foreach ($roles as $roles_key => $roles_val) {
      if ($roles_key == 'administrator') {
        $roleThemes[$roles_key]['weight'] = $i;
        $roleThemes[$roles_key]['id'] = 'seven';
        $i++;
      }
      else {
        $roleThemes[$roles_key]['weight'] = $i;
        $roleThemes[$roles_key]['id'] = 'bartik';
        $i++;
      }
    }
    $roles = $roleThemes;
  }

  // Build the table rows and columns.
  foreach ($roles as $id => $entity) {

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

    // TableDrag: Sort the table row according to its existing/configured
    // weight.
    // $form['role_theme'][$id]['#weight'] = (int) $roleThemes[$id]['weight'];
    // Some table columns containing raw markup.
    $form['role_theme'][$id]['label'] = [
      '#plain_text' => $this
        ->t('@id User', [
        '@id' => ucfirst($id),
      ]),
    ];
    $form['role_theme'][$id]['id'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Select Theme'),
      '#options' => $themeNames,
      '#default_value' => (string) $roleThemes[$id]['id'],
    ];

    // TableDrag: Weight column element.
    $form['role_theme'][$id]['weight'] = [
      '#type' => 'weight',
      '#title_display' => 'invisible',
      '#default_value' => (int) $roleThemes[$id]['weight'],
      // Classify the weight element for #tabledrag.
      '#attributes' => [
        'class' => [
          'role_theme-order-weight',
        ],
      ],
    ];
  }
  $form['actions'] = [
    '#type' => 'actions',
  ];
  $form['actions']['submit'] = [
    '#type' => 'submit',
    '#value' => $this
      ->t('Save changes'),
  ];
  return parent::buildForm($form, $form_state);
}