DemoGroup.php in Open Social 8.6

Namespace

Drupal\social_demo

File

modules/custom/social_demo/src/DemoGroup.php

<?php

namespace Drupal\social_demo;

use Drupal\user\UserStorageInterface;
use Drupal\file\FileStorageInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\group\Entity\GroupInterface;
use Drush\Log\LogLevel;

/**
 * Class DemoGroup.
 *
 * @package Drupal\social_demo
 */
abstract class DemoGroup extends DemoContent {

  /**
   * The user storage.
   *
   * @var \Drupal\user\UserStorageInterface
   */
  protected $userStorage;

  /**
   * The file storage.
   *
   * @var \Drupal\file\FileStorageInterface
   */
  protected $fileStorage;

  /**
   * DemoGroup constructor.
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, DemoContentParserInterface $parser, UserStorageInterface $user_storage, FileStorageInterface $file_storage) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->parser = $parser;
    $this->userStorage = $user_storage;
    $this->fileStorage = $file_storage;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('social_demo.yaml_parser'), $container
      ->get('entity.manager')
      ->getStorage('user'), $container
      ->get('entity.manager')
      ->getStorage('file'));
  }

  /**
   * {@inheritdoc}
   */
  public function createContent() {
    $data = $this
      ->fetchData();
    foreach ($data as $uuid => $item) {

      // Must have uuid and same key value.
      if ($uuid !== $item['uuid']) {
        drush_log(dt("Group with uuid: {$uuid} has a different uuid in content."), LogLevel::ERROR);
        continue;
      }

      // Check whether group with same uuid already exists.
      $groups = $this->entityStorage
        ->loadByProperties([
        'uuid' => $uuid,
      ]);
      if ($groups) {
        drush_log(dt("Group with uuid: {$uuid} already exists."), LogLevel::WARNING);
        continue;
      }

      // Try to load a user account (author's account).
      $account = $this
        ->loadByUuid('user', $item['uid']);
      if (!$account) {
        drush_log(dt("Account with uuid: {$item['uid']} doesn't exists."), LogLevel::ERROR);
        continue;
      }

      // Create array with data of a group.
      $item['uid'] = $account
        ->id();
      $item['created'] = $item['changed'] = $this
        ->createDate($item['created']);

      // Load image by uuid and set to a group.
      if (!empty($item['image'])) {
        $item['image'] = $this
          ->prepareImage($item['image'], $item['image_alt']);
      }
      else {

        // Set "null" to exclude errors during saving
        // (in cases when image will equal  to "false").
        $item['image'] = NULL;
      }

      // Attach key documents.
      if (!empty($item['files'])) {
        $item['files'] = $this
          ->prepareFiles($item['files']);
      }
      else {

        // Set "null" to exclude errors during saving
        // (in cases when array with files will empty).
        $item['files'] = NULL;
      }
      $entry = $this
        ->getEntry($item);
      $entity = $this->entityStorage
        ->create($entry);
      $entity
        ->save();
      if (!$entity
        ->id()) {
        continue;
      }
      $this->content[$entity
        ->id()] = $entity;
      if (!empty($item['members'])) {
        $managers = !empty($item['managers']) ? $item['managers'] : [];
        $this
          ->addMembers($item['members'], $managers, $entity);
      }
    }
    return $this->content;
  }

  /**
   * {@inheritdoc}
   */
  protected function getEntry(array $item) {
    $entry = [
      'uuid' => $item['uuid'],
      'langcode' => $item['langcode'],
      'type' => $item['type'],
      'label' => $item['label'],
      'field_group_description' => [
        [
          'value' => $item['description'],
          'format' => 'basic_html',
        ],
      ],
      'uid' => $item['uid'],
      'created' => $item['created'],
      'changed' => $item['changed'],
      'field_group_image' => $item['image'],
      'field_group_files' => $item['files'],
    ];
    return $entry;
  }

  /**
   * Converts a date in the correct format.
   *
   * @param string $date_string
   *   The date.
   *
   * @return int|false
   *   Returns a timestamp on success, false otherwise.
   */
  protected function createDate($date_string) {

    // Split from delimiter.
    $timestamp = explode('|', $date_string);
    $date = strtotime($timestamp[0]);
    $date = date('Y-m-d', $date) . 'T' . $timestamp[1] . ':00';
    return strtotime($date);
  }

  /**
   * Adds members to a group.
   *
   * @param array $members
   *   The array of members.
   * @param array $managers
   *   A list of group managers.
   * @param \Drupal\group\Entity\GroupInterface $entity
   *   The GroupInterface entity.
   */
  protected function addMembers(array $members, array $managers, GroupInterface $entity) {
    foreach ($members as $account_uuid) {
      $account = $this->userStorage
        ->loadByProperties([
        'uuid' => $account_uuid,
      ]);
      if (($account = current($account)) && !$entity
        ->getMember($account)) {
        $values = [];

        // If the user should have the manager role, grant it to him now.
        if (in_array($account_uuid, $managers)) {
          $values = [
            'group_roles' => [
              $entity
                ->bundle() . '-group_manager',
            ],
          ];
        }
        $entity
          ->addMember($account, $values);
      }
    }
  }

  /**
   * Prepares an array with list of files to set as field value.
   *
   * @param string $files
   *   The uuid for the file.
   *
   * @return array
   *   Returns an array.
   */
  protected function prepareFiles($files) {
    $values = [];
    foreach ($files as $file_uuid) {
      $file = $this->fileStorage
        ->loadByProperties([
        'uuid' => $file_uuid,
      ]);
      if ($file) {
        $values[] = [
          'target_id' => current($file)
            ->id(),
        ];
      }
    }
    return $values;
  }

}

Classes

Name	Description
DemoGroup	Class DemoGroup.