ParagraphsFrontendUIController.php in Paragraphs frontend ui 8
File
src/Controller/ParagraphsFrontendUIController.php
View source
<?php
namespace Drupal\paragraphs_frontend_ui\Controller;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Ajax\ReplaceCommand;
use Drupal\Core\Entity\Plugin\DataType\EntityAdapter;
use Drupal\Core\TypedData\TypedData;
use Drupal\paragraphs\Entity\Paragraph;
class ParagraphsFrontendUIController extends ControllerBase {
public function up($paragraph, $js = 'nojs') {
$paragraph = $paragraph
->getTranslation($this
->langcode());
extract($this
->getParentData($paragraph));
$paragraph_items = $parent->{$parent_field_name}
->getValue();
foreach ($paragraph_items as $delta => $paragraph_item) {
if ($paragraph_item['target_id'] == $paragraph
->id()) {
if ($delta > 0) {
$prev_paragraph = $paragraph_items[$delta - 1];
$paragraph_items[$delta - 1] = $paragraph_items[$delta];
$paragraph_items[$delta] = $prev_paragraph;
}
break;
}
}
$parent->{$parent_field_name}
->setValue($paragraph_items);
$parent
->save();
return $this
->refreshWithAJaxResponse($parent, $parent_field_name);
}
public function down($paragraph, $js = 'nojs') {
$paragraph = $paragraph
->getTranslation($this
->langcode());
extract($this
->getParentData($paragraph));
$paragraph_items = $parent->{$parent_field_name}
->getValue();
$numitems = count($paragraph_items);
foreach ($paragraph_items as $delta => $paragraph_item) {
if ($paragraph_item['target_id'] == $paragraph
->id()) {
if ($delta < $numitems) {
$next_paragraph = $paragraph_items[$delta + 1];
$paragraph_items[$delta + 1] = $paragraph_items[$delta];
$paragraph_items[$delta] = $next_paragraph;
}
break;
}
}
$parent->{$parent_field_name}
->setValue($paragraph_items);
$parent
->save();
return $this
->refreshWithAJaxResponse($parent, $parent_field_name);
}
public function duplicate($paragraph, $js = 'nojs') {
$paragraph
->getTranslation($this
->langcode());
extract($this
->getParentData($paragraph));
$paragraph_items = $parent->{$parent_field_name}
->getValue();
$paragraphs_new = [];
foreach ($paragraph_items as $delta => $paragraph_item) {
$paragraphs_new[] = $paragraph_item;
if ($paragraph_item['target_id'] == $paragraph
->id()) {
$cloned_paragraph = $paragraph
->createDuplicate();
$cloned_paragraph
->save();
$paragraphs_new[] = [
'target_id' => $cloned_paragraph
->id(),
'target_revision_id' => $cloned_paragraph
->getRevisionId(),
];
}
}
$parent->{$parent_field_name}
->setValue($paragraphs_new);
$parent
->save();
return $this
->refreshWithAJaxResponse($parent, $parent_field_name);
}
public function addSet($paragraph, $js = 'nojs') {
$form = \Drupal::formBuilder()
->getForm('Drupal\\paragraphs_frontend_ui\\Form\\ParagraphsFrontendUIAddSet', $paragraph);
return $form;
}
public function accessUp($paragraph) {
$paragraph = Paragraph::load($paragraph);
extract($this
->getParentData($paragraph));
$paragraph_items = $parent->{$parent_field_name}
->getValue();
if ($paragraph_items[0]['target_id'] == $paragraph
->id()) {
return AccessResult::forbidden();
}
else {
return AccessResult::allowed();
}
}
public function accessDown($paragraph) {
$paragraph = Paragraph::load($paragraph);
extract($this
->getParentData($paragraph));
$paragraph_items = $parent->{$parent_field_name}
->getValue();
$last_item = end($paragraph_items);
if ($last_item['target_id'] == $paragraph
->id()) {
return AccessResult::forbidden();
}
else {
return AccessResult::allowed();
}
}
private function getParentData($paragraph) {
$parent = $paragraph
->getParentEntity()
->getTranslation($this
->langcode());
return [
'parent' => $parent,
'parent_type' => $parent
->getEntityTypeId(),
'parent_bundle' => $parent
->getType(),
'parent_entity_id' => $parent
->id(),
'parent_field_name' => $paragraph
->get('parent_field_name')
->getValue()[0]['value'],
];
}
private function refreshWithAJaxResponse($entity, $field_name) {
$identifier = '[data-paragraphs-frontend-ui=' . $field_name . '-' . $entity
->id() . ']';
$field = $entity
->get($field_name);
$this
->forceValueLanguage($field, $this
->langcode());
$response = new AjaxResponse();
$response
->addCommand(new ReplaceCommand($identifier, $field
->view('default')));
return $response;
}
private function langcode() {
return $this
->languageManager()
->getCurrentLanguage()
->getId();
}
function forceValueLanguage(TypedData &$value, $language) {
$parent = $value
->getParent()
->getValue();
if (!$parent
->hasTranslation($language)) {
return;
}
$parent_translated = $parent
->getTranslation($language);
$name = $value
->getName();
$adapter = EntityAdapter::createFromEntity($parent_translated);
$value
->setContext($name, $adapter);
}
}