'un'];
$settings = $editor->getSettings();
if (isset($settings['plugins']['language'])) {
$config = $settings['plugins']['language'];
}
$predefined_languages = ($config['language_list'] === 'all') ?
LanguageManager::getStandardLanguageList() :
LanguageManager::getUnitedNationsLanguageList();
// Generate the language_list setting as expected by the CKEditor Language
// plugin, but key the values by the full language name so that we can sort
// them later on.
foreach ($predefined_languages as $langcode => $language) {
$english_name = $language[0];
$direction = empty($language[2]) ? NULL : $language[2];
if ($direction === LanguageInterface::DIRECTION_RTL) {
$language_list[$english_name] = $langcode . ':' . $english_name . ':rtl';
}
else {
$language_list[$english_name] = $langcode . ':' . $english_name;
}
}
// Sort on full language name.
ksort($language_list);
$config = ['language_list' => array_values($language_list)];
return $config;
}
/**
* {@inheritdoc}
*/
public function getButtons() {
return [
'Language' => [
'label' => $this->t('Language'),
'image_alternative' => [
'#type' => 'inline_template',
'#template' => '' . $this->t('Language') . '',
],
],
];
}
/**
* {@inheritdoc}
*/
public function settingsForm(array $form, FormStateInterface $form_state, Editor $editor) {
// Defaults.
$config = ['language_list' => 'un'];
$settings = $editor->getSettings();
if (isset($settings['plugins']['language'])) {
$config = $settings['plugins']['language'];
}
$predefined_languages = LanguageManager::getStandardLanguageList();
$form['language_list'] = [
'#title' => $this->t('Language list'),
'#title_display' => 'invisible',
'#type' => 'select',
'#options' => [
'un' => $this->t("United Nations' official languages"),
'all' => $this->t('All @count languages', ['@count' => count($predefined_languages)]),
],
'#default_value' => $config['language_list'],
'#description' => $this->t('The list of languages to show in the language dropdown. The basic list will only show the six official languages of the UN. The extended list will show all @count languages that are available in Drupal.', [
':url' => 'https://www.un.org/en/sections/about-un/official-languages',
'@count' => count($predefined_languages),
]),
'#attached' => ['library' => ['ckeditor/drupal.ckeditor.language.admin']],
];
return $form;
}
/**
* {@inheritdoc}
*/
public function getCssFiles(Editor $editor) {
return [
drupal_get_path('module', 'ckeditor') . '/css/plugins/language/ckeditor.language.css',
];
}
}