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);
}