public LanguageAddForm::validateCustom(array $form, FormStateInterface $form_state)
Validates the language addition form on custom language button.
File
- core/modules/language/src/Form/LanguageAddForm.php, line 110
Class
- LanguageAddForm
- Controller for language addition forms.
Namespace
Drupal\language\Form
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | public function validateCustom(array $form, FormStateInterface $form_state) { if ($form_state->getValue('predefined_langcode') == 'custom') { $langcode = $form_state->getValue('langcode'); // Reuse the editing form validation routine if we add a custom language. $this->validateCommon($form['custom_language'], $form_state); if ($language = $this->languageManager->getLanguage($langcode)) { $form_state->setErrorByName('langcode', $this->t('The language %language (%langcode) already exists.', array('%language' => $language->getName(), '%langcode' => $langcode))); } } else { $form_state->setErrorByName('predefined_langcode', $this->t('Use the <em>Add language</em> button to save a predefined language.')); }} |
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