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Home » API reference » BUEditor 8.2 » BUEditorButtonForm.php » BUEditorButtonForm

public function BUEditorButtonForm::form in BUEditor 8.2

Same name and namespace in other branches
  1. 8 src/Form/BUEditorButtonForm.php \Drupal\bueditor\Form\BUEditorButtonForm::form()

Gets the actual form array to be built.

Overrides EntityForm::form

See also

\Drupal\Core\Entity\EntityForm::processForm()

\Drupal\Core\Entity\EntityForm::afterBuild()

File

src/Form/BUEditorButtonForm.php, line 16

Class

BUEditorButtonForm
Base form for BUEditor Button entities.

Namespace

Drupal\bueditor\Form

Code

public function form(array $form, FormStateInterface $form_state) {
  $bueditor_button = $this
    ->getEntity();

  // Check duplication
  if ($this
    ->getOperation() === 'duplicate') {
    $bueditor_button = $bueditor_button
      ->createDuplicate();
    $bueditor_button
      ->set('label', $this
      ->t('Duplicate of @label', [
      '@label' => $bueditor_button
        ->label(),
    ]));
    $this
      ->setEntity($bueditor_button);
  }

  // Label
  $form['label'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Name'),
    '#default_value' => $bueditor_button
      ->label(),
    '#maxlength' => 64,
    '#required' => TRUE,
  ];

  // Id
  $id = $bueditor_button
    ->id();
  $form['id'] = [
    '#type' => 'machine_name',
    '#machine_name' => [
      'exists' => [
        get_class($bueditor_button),
        'load',
      ],
      'source' => [
        'label',
      ],
    ],
    '#default_value' => $id && strpos($id, 'custom_') === 0 ? substr($id, 7) : $id,
    '#maxlength' => 32,
    '#required' => TRUE,
    '#field_prefix' => 'custom_',
  ];

  // Template button
  $code = $bueditor_button
    ->get('code');
  $template = $bueditor_button
    ->get('template');
  $js_info = $this
    ->t('If the code starts with <code>js:</code> it is executed as javascript inside <code>function(E, $){...}</code> where <code>E</code> is the editor instance, and <code>$</code> is JQuery. Ex: <code>js: console.log(this, E, $);</code>');
  $template_checked = [
    ':input[name="is_template"]' => [
      'checked' => TRUE,
    ],
  ];
  $template_unchecked = [
    ':input[name="is_template"]' => [
      'checked' => FALSE,
    ],
  ];
  $form['is_template'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('This is a template button'),
    '#default_value' => $template && !$code,
  ];
  $form['template_button'] = [
    '#type' => 'details',
    '#title' => $this
      ->t('Template button'),
    '#description' => $this
      ->t('A template button is used for inserting a custom element into toolbar.'),
    '#open' => TRUE,
    '#states' => [
      'visible' => $template_checked,
    ],
  ];

  // Template
  $form['template_button']['template'] = [
    '#type' => 'textarea',
    '#title' => $this
      ->t('Template'),
    '#default_value' => $template,
    '#description' => $this
      ->t('Html template that will be inserted into toolbar.') . '<br />' . $js_info,
    '#states' => [
      'required' => $template_checked,
    ],
  ];

  // Normal button
  $form['button'] = [
    '#type' => 'details',
    '#title' => $this
      ->t('Button properties'),
    '#open' => TRUE,
    '#states' => [
      'visible' => $template_unchecked,
    ],
  ];

  // Code
  $form['button']['code'] = [
    '#type' => 'textarea',
    '#title' => $this
      ->t('Code'),
    '#default_value' => $code,
    '#description' => $this
      ->t('Text to insert into editor textarea. Ex: <code>&lt;strong&gt;|&lt;/strong&gt;</code>. The vertical bar <strong>|</strong> represents the cursor position or the selected text in the textarea.') . '<br />' . $js_info,
    '#states' => [
      'required' => $template_unchecked,
    ],
  ];

  // Button text
  $form['button']['text'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Button text'),
    '#default_value' => $bueditor_button
      ->get('text'),
    '#description' => $this
      ->t('A text label or html icon for the button element.'),
  ];

  // Tooltip
  $form['button']['tooltip'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Tooltip'),
    '#default_value' => $bueditor_button
      ->get('tooltip'),
    '#description' => $this
      ->t('Descriptive text displayed on button hover.'),
  ];

  // Class name
  $form['button']['cname'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Class name'),
    '#default_value' => $bueditor_button
      ->get('cname'),
    '#description' => $this
      ->t('Additional class name for the button element.') . '<br />' . $this
      ->t('Font icon class can be used as <code>ficon-NAME</code> where <code>NAME</code> is one of %names.', [
      '%names' => 'bold, italic, underline, strike, image, link, quote, code, ul, ol, table, template, undo, redo, preview, help',
    ]),
  ];

  // Class name
  $form['button']['shortcut'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Shortcut'),
    '#default_value' => $bueditor_button
      ->get('shortcut'),
    '#description' => $this
      ->t('Button shortcut as a combination of Modifier keys (<kbd>Ctrl</kbd>, <kbd>Alt</kbd>, <kbd>Shift</kbd>) and Alphanumeric keys(<kbd>0-9</kbd>, <kbd>A-Z</kbd>) or special keys like Back space(<kbd>BACKSPACE</kbd>), Tabulator(<kbd>TAB</kbd>), Return(<kbd>ENTER</kbd>), Escape(<kbd>ESC</kbd>), Space(<kbd>SPACE</kbd>), Arrow keys(<kbd>LEFT|RIGHT|UP|DOWN</kbd>), Function keys(<kbd>F1-F12</kbd>).') . '<br />' . $this
      ->t('Example shortcuts: <kbd>Ctrl+M</kbd>, <kbd>Alt+Shift+5</kbd>, <kbd>Ctrl+Shift+ENTER</kbd>.') . '<br />' . $this
      ->t('Make sure not to override default shortcuts like <kbd>Ctrl+A|C|V|X</kbd> which are critical for text editing.'),
  ];

  // Libraries
  $form['libraries'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Required libraries'),
    '#default_value' => implode(', ', $bueditor_button
      ->get('libraries')),
    '#description' => $this
      ->t('Comma separated list of required drupal libraries for the button. Ex: core/drupal.progress, node/drupal.node.preview'),
  ];

  // Add demo
  if (!$bueditor_button
    ->isNew()) {
    $bueditor_editor = \Drupal::entityTypeManager()
      ->getStorage('bueditor_editor')
      ->create([
      'id' => '_button_demo',
      'settings' => [
        'toolbar' => [
          $bueditor_button
            ->id(),
        ],
      ],
    ]);
    $attached['library'] = $bueditor_editor
      ->getLibraries();
    $attached['drupalSettings']['bueditor']['demoSettings'] = $bueditor_editor
      ->getJSSettings();
    $form['demo'] = [
      '#type' => 'text_format',
      '#base_type' => 'textarea',
      '#title' => $this
        ->t('Demo'),
      '#weight' => 1000,
      '#attributes' => [
        'class' => [
          'bueditor-demo',
        ],
      ],
      '#attached' => $attached,
      '#editor' => FALSE,
      '#input' => FALSE,
      '#value' => NULL,
    ];
  }

  // Add library
  $form['#attached']['library'][] = 'bueditor/drupal.bueditor.admin';
  return parent::form($form, $form_state);
}