public function ColorFieldWidgetBox::settingsColorValidate in Color Field 8.2

Use element validator to make sure that hex values are in correct format.

Parameters

array $element: The Default colors element.

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

File

src/Plugin/Field/FieldWidget/ColorFieldWidgetBox.php, line 61

Class

ColorFieldWidgetBox

Plugin implementation of the color_field box widget.

Namespace

Drupal\color_field\Plugin\Field\FieldWidget

Code

public function settingsColorValidate(array $element, FormStateInterface $form_state) {
  $default_colors = $form_state
    ->getValue($element['#parents']);
  $colors = '';
  if (!empty($default_colors)) {
    preg_match_all("/#[0-9a-f]{6}/i", $default_colors, $default_colors, PREG_SET_ORDER);
    foreach ($default_colors as $color) {
      if (!empty($colors)) {
        $colors .= ',';
      }
      $colors .= strtolower($color[0]);
    }
  }
  $form_state
    ->setValue($element['#parents'], $colors);
}