drupal/core/modules/content_translation/content_translation.pages.inc

302 lines
12 KiB
PHP

<?php
/**
* @file
* The content translation user interface.
*/
use Drupal\Core\Language\Language;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityNG;
/**
* Translations overview page callback.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entity whose translation overview should be displayed.
*/
function content_translation_overview(EntityInterface $entity) {
$controller = content_translation_controller($entity->entityType());
$entity_manager = Drupal::entityManager();
$languages = language_list();
$original = $entity->language()->langcode;
$translations = $entity->getTranslationLanguages();
$field_ui = module_exists('field_ui') && user_access('administer ' . $entity->entityType() . ' fields');
$path = $controller->getViewPath($entity);
$base_path = $controller->getBasePath($entity);
$edit_path = $controller->getEditPath($entity);
$header = array(t('Language'), t('Translation'), t('Source language'), t('Status'), t('Operations'));
$rows = array();
if (language_multilingual()) {
// If we have a view path defined for the current entity get the switch
// links based on it.
if ($path) {
$links = _content_translation_get_switch_links($path);
}
// Determine whether the current entity is translatable.
$translatable = FALSE;
foreach (field_info_instances($entity->entityType(), $entity->bundle()) as $instance) {
$field_name = $instance['field_name'];
$field = field_info_field($field_name);
if ($field['translatable']) {
$translatable = TRUE;
break;
}
}
foreach ($languages as $language) {
$language_name = $language->name;
$langcode = $language->langcode;
$add_path = $base_path . '/translations/add/' . $original . '/' . $langcode;
$translate_path = $base_path . '/translations/edit/' . $langcode;
$delete_path = $base_path . '/translations/delete/' . $langcode;
if ($base_path) {
$add_links = _content_translation_get_switch_links($add_path);
$edit_links = _content_translation_get_switch_links($edit_path);
$translate_links = _content_translation_get_switch_links($translate_path);
$delete_links = _content_translation_get_switch_links($delete_path);
}
$operations = array(
'data' => array(
'#type' => 'operations',
'#links' => array(),
),
);
$links = &$operations['data']['#links'];
if (isset($translations[$langcode])) {
// Existing translation in the translation set: display status.
$source = isset($entity->translation[$langcode]['source']) ? $entity->translation[$langcode]['source'] : '';
$is_original = $langcode == $original;
$translation = $translations[$langcode];
$label = $entity->label($langcode);
$link = isset($links->links[$langcode]['href']) ? $links->links[$langcode] : array('href' => $path, 'language' => $language);
$row_title = l($label, $link['href'], $link);
if (empty($link['href'])) {
$row_title = $is_original ? $label : t('n/a');
}
// If the user is allowed to edit the entity we point the edit link to
// the entity form, otherwise if we are not dealing with the original
// language we point the link to the translation form.
if ($edit_path && $controller->getAccess($entity, 'update')) {
$links['edit'] = isset($edit_links->links[$langcode]['href']) ? $edit_links->links[$langcode] : array('href' => $edit_path, 'language' => $language);
}
elseif (!$is_original && $controller->getTranslationAccess($entity, 'update')) {
$links['edit'] = isset($translate_links->links[$langcode]['href']) ? $translate_links->links[$langcode] : array('href' => $translate_path, 'language' => $language);
}
if (isset($links['edit'])) {
$links['edit']['title'] = t('Edit');
}
$translation = $entity->translation[$langcode];
$status = !empty($translation['status']) ? t('Published') : t('Not published');
// @todo Add a theming function here.
$status = '<span class="status">' . $status . '</span>' . (!empty($translation['outdated']) ? ' <span class="marker">' . t('outdated') . '</span>' : '');
if ($is_original) {
$language_name = t('<strong>@language_name (Original language)</strong>', array('@language_name' => $language_name));
$source_name = t('n/a');
}
else {
$source_name = isset($languages[$source]) ? $languages[$source]->name : t('n/a');
if ($controller->getTranslationAccess($entity, 'delete')) {
$links['delete'] = isset($delete_links->links[$langcode]['href']) ? $delete_links->links[$langcode] : array('href' => $delete_links, 'language' => $language);
$links['delete']['title'] = t('Delete');
}
}
}
else {
// No such translation in the set yet: help user to create it.
$row_title = $source_name = t('n/a');
$source = $entity->language()->langcode;
if ($source != $langcode && $controller->getTranslationAccess($entity, 'create')) {
if ($translatable) {
$links['add'] = isset($add_links->links[$langcode]['href']) ? $add_links->links[$langcode] : array('href' => $add_path, 'language' => $language);
$links['add']['title'] = t('Add');
}
elseif ($field_ui) {
$entity_path = $entity_manager->getAdminPath($entity->entityType(), $entity->bundle());
// Link directly to the fields tab to make it easier to find the
// setting to enable translation on fields.
$path = $entity_path . '/fields';
$links['nofields'] = array('title' => t('No translatable fields'), 'href' => $path, 'language' => $language);
}
}
$status = t('Not translated');
}
$rows[] = array($language_name, $row_title, $source_name, $status, $operations);
}
}
drupal_set_title(t('Translations of %label', array('%label' => $entity->label())), PASS_THROUGH);
// Add metadata to the build render array to let other modules know about
// which entity this is.
$build['#entity'] = $entity;
$build['content_translation_overview'] = array(
'#theme' => 'table',
'#header' => $header,
'#rows' => $rows,
);
return $build;
}
/**
* Returns the localized links for the given path.
*
* @param string $path
* The path for which language switch links should be provided.
*
* @returns
* A renderable array of language switch links.
*/
function _content_translation_get_switch_links($path) {
$links = language_negotiation_get_switch_links(Language::TYPE_CONTENT, $path);
if (empty($links)) {
// If content language is set up to fall back to the interface language,
// then there will be no switch links for Language::TYPE_CONTENT, ergo we
// also need to use interface switch links.
$links = language_negotiation_get_switch_links(Language::TYPE_INTERFACE, $path);
}
return $links;
}
/**
* Page callback for the translation addition page.
*
* @param EntityInterface $entity
* The entity being translated.
* @param Language $source
* (optional) The language of the values being translated. Defaults to the
* entity language.
* @param Language $target
* (optional) The language of the translated values. Defaults to the current
* content language.
*
* @return array
* A processed form array ready to be rendered.
*/
function content_translation_add_page(EntityInterface $entity, Language $source = NULL, Language $target = NULL) {
$source = !empty($source) ? $source : $entity->language();
$target = !empty($target) ? $target : language(Language::TYPE_CONTENT);
// @todo Exploit the upcoming hook_entity_prepare() when available.
content_translation_prepare_translation($entity, $source, $target);
$info = $entity->entityInfo();
$operation = isset($info['default_operation']) ? $info['default_operation'] : 'default';
$form_state['langcode'] = $target->langcode;
$form_state['content_translation']['source'] = $source;
$form_state['content_translation']['target'] = $target;
$controller = content_translation_controller($entity->entityType());
$form_state['content_translation']['translation_form'] = !$controller->getAccess($entity, 'update');
return Drupal::entityManager()->getForm($entity, $operation, $form_state);
}
/**
* Page callback for the translation edit page.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entity being translated.
* @param \Drupal\Core\Language\Language $language
* (optional) The language of the translated values. Defaults to the current
* content language.
*
* @return array
* A processed form array ready to be rendered.
*/
function content_translation_edit_page(EntityInterface $entity, Language $language = NULL) {
$language = !empty($language) ? $language : language(Language::TYPE_CONTENT);
$info = $entity->entityInfo();
$operation = isset($info['default_operation']) ? $info['default_operation'] : 'default';
$form_state['langcode'] = $language->langcode;
$form_state['content_translation']['translation_form'] = TRUE;
return Drupal::entityManager()->getForm($entity, $operation, $form_state);
}
/**
* Populates target values with the source values.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entitiy being translated.
* @param \Drupal\Core\Language\Language $source
* The language to be used as source.
* @param \Drupal\Core\Language\Language $target
* The language to be used as target.
*/
function content_translation_prepare_translation(EntityInterface $entity, Language $source, Language $target) {
// @todo Unify field and property handling.
$instances = field_info_instances($entity->entityType(), $entity->bundle());
$entity = $entity->getNGEntity();
if ($entity instanceof EntityNG) {
$source_translation = $entity->getTranslation($source->langcode);
$target_translation = $entity->getTranslation($target->langcode);
foreach ($target_translation->getPropertyDefinitions() as $property_name => $definition) {
// @todo The "key" part should not be needed. Remove it as soon as things
// do not break.
$key = key($entity->{$property_name}[0]->getProperties());
$target_translation->$property_name->{$key} = $source_translation->$property_name->{$key};
}
}
else {
foreach ($instances as $field_name => $instance) {
$field = field_info_field($field_name);
if (!empty($field['translatable'])) {
$value = $entity->get($field_name);
$value[$target->langcode] = isset($value[$source->langcode]) ? $value[$source->langcode] : array();
$entity->set($field_name, $value);
}
}
}
}
/**
* Form constructor for the translation deletion confirmation.
*/
function content_translation_delete_confirm(array $form, array $form_state, EntityInterface $entity, Language $language) {
$langcode = $language->langcode;
$controller = content_translation_controller($entity->entityType());
return confirm_form(
$form,
t('Are you sure you want to delete the @language translation of %label?', array('@language' => $language->name, '%label' => $entity->label())),
$controller->getEditPath($entity),
t('This action cannot be undone.'),
t('Delete'),
t('Cancel')
);
}
/**
* Form submission handler for content_translation_delete_confirm().
*/
function content_translation_delete_confirm_submit(array $form, array &$form_state) {
list($entity, $language) = $form_state['build_info']['args'];
$controller = content_translation_controller($entity->entityType());
// Remove the translated values.
$controller->removeTranslation($entity, $language->langcode);
$entity->save();
// Remove any existing path alias for the removed translation.
// @todo This should be taken care of by the Path module.
if (module_exists('path')) {
$conditions = array('source' => $controller->getViewPath($entity), 'langcode' => $language->langcode);
drupal_container()->get('path.crud')->delete($conditions);
}
$form_state['redirect'] = $controller->getBasePath($entity) . '/translations';
}