public function StylesCombo::validateStylesValue in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/ckeditor/src/Plugin/CKEditorPlugin/StylesCombo.php \Drupal\ckeditor\Plugin\CKEditorPlugin\StylesCombo::validateStylesValue()

#element_validate handler for the "styles" element in settingsForm().

File

core/modules/ckeditor/src/Plugin/CKEditorPlugin/StylesCombo.php, line 98

Class

StylesCombo

Defines the "stylescombo" plugin.

Namespace

Drupal\ckeditor\Plugin\CKEditorPlugin

Code

public function validateStylesValue(array $element, FormStateInterface $form_state) {
  $styles_setting = $this
    ->generateStylesSetSetting($element['#value']);
  if ($styles_setting === FALSE) {
    $form_state
      ->setError($element, $this
      ->t('The provided list of styles is syntactically incorrect.'));
  }
  else {
    $style_names = array_map(function ($style) {
      return $style['name'];
    }, $styles_setting);
    if (count($style_names) !== count(array_unique($style_names))) {
      $form_state
        ->setError($element, $this
        ->t('Each style must have a unique label.'));
    }
  }
}