function CodeBlock::validateConfigurationForm

File

core/modules/ckeditor5/src/Plugin/CKEditor5Plugin/CodeBlock.php, line 46

Class

CodeBlock

CKEditor 5 Code Block plugin configuration.

Namespace

Code

public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
  $form_value = $form_state->getValue('languages');
  [
    $styles,
    $not_parseable_lines,
  ] = self::parseLanguagesFromValue($form_value);
  if (!empty($not_parseable_lines)) {
    $line_numbers = array_keys($not_parseable_lines);
    $form_state->setError($form['languages'], $this->formatPlural(count($not_parseable_lines), 'Line @line-number does not contain a valid value. Enter a valid language key followed by a pipe symbol and a label.', 'Lines @line-numbers do not contain a valid value. Enter a valid language key followed by a pipe symbol and a label.', [
      '@line-number' => reset($line_numbers),
      '@line-numbers' => implode(', ', $line_numbers),
    ]));
  }
  $form_state->setValue('languages', $styles);
}