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<?php
namespace Drupal\paragraphs_browser\Form;
use Drupal\Component\Utility\Html;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Ajax\CloseModalDialogCommand;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\field\Entity\FieldConfig;
use Drupal\paragraphs_browser\Ajax\AddParagraphTypeCommand;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\Core\Session\AccountInterface;
class ParagraphsBrowserForm extends FormBase {
protected $entity;
protected $entityTypeManager;
protected $entityTypeBundleInfo;
protected $moduleHandler;
protected $currentUser;
public function __construct(EntityTypeManagerInterface $entity_type_manager, EntityTypeBundleInfoInterface $entity_type_bundle_info, ModuleHandlerInterface $module_handler, AccountInterface $current_user) {
$this->entityTypeManager = $entity_type_manager;
$this->entityTypeBundleInfo = $entity_type_bundle_info;
$this->moduleHandler = $module_handler;
$this->currentUser = $current_user;
}
public static function create(ContainerInterface $container) {
return new static($container
->get('entity_type.manager'), $container
->get('entity_type.bundle.info'), $container
->get('module_handler'), $container
->get('current_user'));
}
public function getFormId() {
return 'paragraphs_browser_form';
}
public function buildForm(array $form, FormStateInterface $form_state, FieldConfig $field_config = null, $paragraphs_browser_type = null, $uuid = null) {
$form_state
->addBuildInfo('uuid', $uuid);
$form['#attached']['library'][] = 'paragraphs_browser/modal';
$field_name = $field_config
->getName();
$handler_settings = $field_config
->getSetting('handler_settings');
$target_bundles = is_array($handler_settings['target_bundles']) ? array_keys($handler_settings['target_bundles']) : [];
$paragraph_type_storage = $this->entityTypeManager
->getStorage('paragraphs_type');
$all_paragraph_types = array_keys($this->entityTypeBundleInfo
->getBundleInfo('paragraph'));
if (empty($target_bundles)) {
$target_bundles = $all_paragraph_types;
}
else {
if ($handler_settings['negate']) {
$target_bundles = array_diff($all_paragraph_types, $target_bundles);
}
}
$paragraphs_types = $paragraph_type_storage
->loadMultiple($target_bundles);
if ($this->moduleHandler
->moduleExists('paragraphs_type_permissions')) {
foreach ($target_bundles as $key => $bundle) {
if (!$this->currentUser
->hasPermission('create paragraph content ' . $bundle) && !$this->currentUser
->hasPermission('bypass paragraphs type content access')) {
unset($target_bundles[$key]);
}
}
}
$groups = $paragraphs_browser_type
->groupManager()
->getDisplayGroups();
$mapped_items = [];
foreach ($groups as $group) {
$mapped_items[$group
->getId()] = [];
}
foreach ($target_bundles as $bundle) {
$group_machine_name = $paragraphs_browser_type
->getGroupMap($bundle);
if (isset($mapped_items[$group_machine_name], $groups[$group_machine_name])) {
$mapped_items[$group_machine_name][] = $paragraphs_types[$bundle];
}
else {
$mapped_items['_na'][] = $paragraphs_types[$bundle];
}
}
$mapped_items = array_filter($mapped_items);
$form['#attached']['library'][] = 'core/drupal.states';
$form['paragraph_types'] = [
'#type' => 'container',
'#theme_wrappers' => [
'paragraphs_browser_wrapper',
],
];
$options = [
'all' => 'All',
];
foreach (array_intersect_key($groups, $mapped_items) as $group_machine_name => $group) {
$options[$group_machine_name] = $group
->getLabel();
}
$form['paragraph_types']['filters'] = [
'#title' => 'Filter',
'#type' => 'select',
'#options' => $options,
];
$form['paragraph_types']['pb_modal_text'] = [
'#title' => $this
->t('Search'),
'#type' => 'textfield',
'#size' => 20,
'#placeholder' => $this
->t('simple paragraph ... '),
];
foreach ($mapped_items as $group_machine_name => $items) {
$form['paragraph_types'][$group_machine_name] = [
'#type' => 'container',
'#attributes' => [
'class' => [
$group_machine_name,
],
],
];
$form['paragraph_types'][$group_machine_name]['label'] = [
'#type' => 'markup',
'#markup' => '<h2>' . $groups[$group_machine_name]
->getLabel() . '</h2>',
];
foreach ($items as $paragraph_type) {
$element = [
'#theme' => 'paragraphs_browser_paragraph_type',
];
$element['label'] = [
'#markup' => $paragraph_type
->label(),
];
if ($description = $paragraph_type
->getDescription()) {
$element['description'] = [
'#markup' => $description,
];
}
if ($image_path = $paragraph_type
->getThirdPartySetting('paragraphs_browser', 'image_path', $default = NULL)) {
$src = file_create_url($image_path);
}
else {
$src = $paragraph_type
->getIconUrl();
}
if (!empty($src)) {
$element['icon'] = [
'#type' => 'html_tag',
'#tag' => 'img',
'#attributes' => [
'src' => $src,
'title' => $paragraph_type
->label(),
'alt' => $paragraph_type
->label(),
],
];
}
$form['#parents'] = isset($form['#parents']) ? $form['#parents'] : [];
$id_prefix = implode('-', array_merge($form['#parents'], [
$field_name,
]));
$wrapper_id = Html::getUniqueId($id_prefix . '-add-more-wrapper');
$element['add_more']['add_more_button_' . $paragraph_type
->id()] = [
'#type' => 'submit',
'#name' => strtr($id_prefix, '-', '_') . '_' . $paragraph_type
->id() . '_add_more',
'#value' => $this
->t('Add'),
'#attributes' => [
'class' => [
'field-add-more-submit',
],
],
'#limit_validation_errors' => [],
'#submit' => [
[
get_class($this),
'addMoreSubmit',
],
],
'#ajax' => [
'callback' => [
get_class($this),
'addMoreAjax',
],
'wrapper' => $wrapper_id,
'effect' => 'fade',
],
'#bundle_machine_name' => $paragraph_type
->id(),
];
$form['paragraph_types'][$group_machine_name][$paragraph_type
->id()] = $element;
}
}
return $form;
}
public function submitForm(array &$form, FormStateInterface $form_state) {
}
public static function addMoreAjax(array $form, FormStateInterface $form_state) {
$build_info = $form_state
->getBuildInfo();
$uuid = $build_info['uuid'];
$response = new AjaxResponse();
$command = new AddParagraphTypeCommand($uuid, $form_state
->getTriggeringElement()['#bundle_machine_name']);
$response
->addCommand($command);
$command = new CloseModalDialogCommand();
$response
->addCommand($command);
return $response;
}
public static function addMoreSubmit(array $form, FormStateInterface $form_state) {
$form_state
->setRebuild();
}
}