Issue #2326885 by tim.plunkett, sidharthap: Convert language_element_info() to Element classes.
webchick
parent
962e7bff7d
commit
f57fa98616
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@ -198,8 +198,8 @@ class EntityForm extends FormBase implements EntityFormInterface {
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*/
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protected function actions(array $form, FormStateInterface $form_state) {
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// @todo Consider renaming the action key from submit to save. The impacts
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// are hard to predict. For example, see
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// language_configuration_element_process().
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// are hard to predict. For example, see
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// \Drupal\language\Element\LanguageConfiguration::processLanguageConfiguration().
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$actions['submit'] = array(
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'#type' => 'submit',
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'#value' => $this->t('Save'),
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@ -171,87 +171,20 @@ function language_process_language_select($element) {
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/**
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* Implements hook_element_info().
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*
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* @todo Remove once https://www.drupal.org/node/2326409 is in.
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*/
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function language_element_info() {
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$types['language_configuration'] = array(
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'#input' => TRUE,
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'#tree' => TRUE,
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'#process' => array('language_configuration_element_process'),
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'#process' => array(
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'\Drupal\language\Element\LanguageConfiguration::processLanguageConfiguration',
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),
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);
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return $types;
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}
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/**
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* Returns the default options for the language configuration form element.
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*
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* @return array
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* An array containing the default options.
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*/
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function language_configuration_element_default_options() {
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$language_options = array(
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'site_default' => t("Site's default language (!language)", array('!language' => \Drupal::languageManager()->getDefaultLanguage()->name)),
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'current_interface' => t('Current interface language'),
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'authors_default' => t("Author's preferred language"),
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);
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$languages = \Drupal::languageManager()->getLanguages(LanguageInterface::STATE_ALL);
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foreach ($languages as $langcode => $language) {
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$language_options[$langcode] = $language->locked ? t('- @name -', array('@name' => $language->name)) : $language->name;
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}
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return $language_options;
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}
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/**
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* Process handler for the language_configuration form element.
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*/
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function language_configuration_element_process($element, FormStateInterface $form_state, &$form) {
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$options = isset($element['#options']) ? $element['#options'] : array();
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// Avoid validation failure since we are moving the '#options' key in the
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// nested 'language' select element.
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unset($element['#options']);
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$element['langcode'] = array(
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'#type' => 'select',
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'#title' => t('Default language'),
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'#options' => $options + language_configuration_element_default_options(),
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'#description' => t('Explanation of the language options is found on the <a href="@languages_list_page">languages list page</a>.', array('@languages_list_page' => url('admin/config/regional/language'))),
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'#default_value' => isset($element['#default_value']['langcode']) ? $element['#default_value']['langcode'] : NULL,
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);
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$element['language_show'] = array(
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'#type' => 'checkbox',
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'#title' => t('Show language selector on create and edit pages'),
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'#default_value' => isset($element['#default_value']['language_show']) ? $element['#default_value']['language_show'] : NULL,
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);
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// Add the entity type and bundle information to the form if they are set.
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// They will be used, in the submit handler, to generate the names of the
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// variables that will store the settings and are a way to uniquely identify
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// the entity.
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$language = $form_state->get('language') ?: [];
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$language += [
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$element['#name'] => [
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'entity_type' => $element['#entity_information']['entity_type'],
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'bundle' => $element['#entity_information']['bundle'],
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],
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];
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$form_state->set('language', $language);
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// Do not add the submit callback for the language content settings page,
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// which is handled separately.
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if ($form['#form_id'] != 'language_content_settings_form') {
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// Determine where to attach the language_configuration element submit handler.
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// @todo Form API: Allow form widgets/sections to declare #submit handlers.
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if (isset($form['actions']['submit']['#submit']) && array_search('language_configuration_element_submit', $form['actions']['submit']['#submit']) === FALSE) {
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$form['actions']['submit']['#submit'][] = 'language_configuration_element_submit';
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}
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elseif (array_search('language_configuration_element_submit', $form['#submit']) === FALSE) {
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$form['#submit'][] = 'language_configuration_element_submit';
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}
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}
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return $element;
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}
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/**
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* Submit handler for the forms that have a language_configuration element.
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*/
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@ -0,0 +1,118 @@
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<?php
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/**
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* @file
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* Contains \Drupal\language\Element\LanguageConfiguration.
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*/
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namespace Drupal\language\Element;
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use Drupal\Core\Form\FormStateInterface;
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use Drupal\Core\Language\LanguageInterface;
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use Drupal\Core\Render\Element\FormElement;
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/**
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* Provides language element configuration.
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*
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* @todo Annotate once https://www.drupal.org/node/2326409 is in.
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* FormElement("language_configuration")
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*/
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class LanguageConfiguration extends FormElement {
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/**
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* {@inheritdoc}
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*/
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public function getInfo() {
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$class = get_class($this);
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return array(
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'#input' => TRUE,
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'#tree' => TRUE,
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'#process' => array(
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array($class, 'processLanguageConfiguration'),
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),
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);
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}
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/**
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* Process handler for the language_configuration form element.
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*/
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public static function processLanguageConfiguration(&$element, FormStateInterface $form_state, &$form) {
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$options = isset($element['#options']) ? $element['#options'] : array();
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// Avoid validation failure since we are moving the '#options' key in the
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// nested 'language' select element.
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unset($element['#options']);
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$element['langcode'] = array(
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'#type' => 'select',
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'#title' => t('Default language'),
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'#options' => $options + static::getDefaultOptions(),
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'#description' => t('Explanation of the language options is found on the <a href="@languages_list_page">languages list page</a>.', array('@languages_list_page' => url('admin/config/regional/language'))),
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'#default_value' => isset($element['#default_value']['langcode']) ? $element['#default_value']['langcode'] : NULL,
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);
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$element['language_show'] = array(
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'#type' => 'checkbox',
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'#title' => t('Show language selector on create and edit pages'),
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'#default_value' => isset($element['#default_value']['language_show']) ? $element['#default_value']['language_show'] : NULL,
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);
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// Add the entity type and bundle information to the form if they are set.
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// They will be used, in the submit handler, to generate the names of the
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// variables that will store the settings and are a way to uniquely identify
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// the entity.
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$language = $form_state->get('language') ?: [];
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$language += array(
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$element['#name'] => array(
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'entity_type' => $element['#entity_information']['entity_type'],
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'bundle' => $element['#entity_information']['bundle'],
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),
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);
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$form_state->set('language', $language);
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// Do not add the submit callback for the language content settings page,
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// which is handled separately.
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if ($form['#form_id'] != 'language_content_settings_form') {
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// Determine where to attach the language_configuration element submit
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// handler.
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// @todo Form API: Allow form widgets/sections to declare #submit
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// handlers.
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if (isset($form['actions']['submit']['#submit']) && array_search('language_configuration_element_submit', $form['actions']['submit']['#submit']) === FALSE) {
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$form['actions']['submit']['#submit'][] = 'language_configuration_element_submit';
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}
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elseif (array_search('language_configuration_element_submit', $form['#submit']) === FALSE) {
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$form['#submit'][] = 'language_configuration_element_submit';
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}
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}
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return $element;
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}
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/**
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* Returns the default options for the language configuration form element.
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*
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* @return array
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* An array containing the default options.
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*/
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protected static function getDefaultOptions() {
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$language_options = array(
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'site_default' => t("Site's default language (!language)", array('!language' => static::languageManager()->getDefaultLanguage()->name)),
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'current_interface' => t('Current interface language'),
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'authors_default' => t("Author's preferred language"),
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);
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$languages = static::languageManager()->getLanguages(LanguageInterface::STATE_ALL);
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foreach ($languages as $langcode => $language) {
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$language_options[$langcode] = $language->locked ? t('- @name -', array('@name' => $language->name)) : $language->name;
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}
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return $language_options;
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}
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/**
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* Wraps the language manager.
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*
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* @return \Drupal\Core\Language\LanguageManagerInterface
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*/
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protected static function languageManager() {
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return \Drupal::languageManager();
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}
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}
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