DemoNode.php in Open Social 8.3

Namespace

Drupal\social_demo

File

modules/custom/social_demo/src/DemoNode.php

<?php

namespace Drupal\social_demo;

use Drupal\Core\Entity\Entity;
use Drupal\flag\Entity\Flagging;
use Drupal\user\UserStorageInterface;
use Drupal\Core\Entity\EntityStorageInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\node\NodeInterface;
use Drupal\group\Entity\GroupContent;
use Drush\Log\LogLevel;

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

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

  /**
   * The entity storage.
   *
   * @var \Drupal\Core\entity\EntityStorageInterface
   */
  protected $groupStorage;

  /**
   * {@inheritdoc}
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, DemoContentParserInterface $parser, UserStorageInterface $user_storage, EntityStorageInterface $group_storage) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->parser = $parser;
    $this->groupStorage = $group_storage;
    $this->userStorage = $user_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('group'));
  }

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

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

      // Check whether node with same uuid already exists.
      $nodes = $this->entityStorage
        ->loadByProperties([
        'uuid' => $uuid,
      ]);
      if (reset($nodes)) {
        drush_log(dt("Node 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 node.
      $item['uid'] = $account
        ->id();
      if (isset($item['created'])) {
        $item['created'] = $this
          ->createDate($item['created']);
      }
      else {
        $item['created'] = \Drupal::time()
          ->getRequestTime();
      }
      $entry = $this
        ->getEntry($item);
      $entity = $this->entityStorage
        ->create($entry);
      $entity
        ->save();
      if ($entity
        ->id()) {
        $this->content[$entity
          ->id()] = $entity;
        if (!empty($item['group'])) {
          $this
            ->createGroupContent($entity, $item['group']);
        }
        if (isset($item['followed_by'])) {
          $this
            ->createFollow($entity, $item['followed_by']);
        }
      }
    }
    return $this->content;
  }

  /**
   * 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) {
    if ($date_string === 'now') {
      return time();
    }

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

  /**
   * {@inheritdoc}
   */
  protected function getEntry(array $item) {
    $entry = [
      'uuid' => $item['uuid'],
      'langcode' => $item['langcode'],
      'created' => $item['created'],
      'uid' => $item['uid'],
      'title' => $item['title'],
      'type' => $item['type'],
      'body' => [
        'value' => $this
          ->checkMentionOrLinkByUuid($item['body']),
        'format' => 'basic_html',
      ],
    ];
    return $entry;
  }

  /**
   * Creates a group content.
   *
   * @param \Drupal\node\NodeInterface $entity
   *   Object of a node.
   * @param string $uuid
   *   UUID of a group.
   */
  public function createGroupContent(NodeInterface $entity, $uuid) {

    // Load the group.
    $groups = $this->groupStorage
      ->loadByProperties([
      'uuid' => $uuid,
    ]);
    if ($groups) {
      $group = current($groups);

      // Get the group content plugin.
      $plugin_id = 'group_node:' . $entity
        ->bundle();
      $plugin = $group
        ->getGroupType()
        ->getContentPlugin($plugin_id);
      $group_content = GroupContent::create([
        'type' => $plugin
          ->getContentTypeConfigId(),
        'gid' => $group
          ->id(),
        'entity_id' => $entity
          ->id(),
      ]);
      $group_content
        ->save();
    }
  }

  /**
   * The function that checks and creates a follow on an entity.
   *
   * @param \Drupal\Core\Entity\Entity $entity
   *   The related entity.
   * @param array $uuids
   *   The array containing uuids.
   */
  public function createFollow(Entity $entity, array $uuids) {
    foreach ($uuids as $uuid) {

      // Load the user(s) by the given uuid(s).
      $account = $this
        ->loadByUuid('user', $uuid);
      $properties = [
        'uid' => $account
          ->id(),
        'entity_type' => 'node',
        'entity_id' => $entity
          ->id(),
        'flag_id' => 'follow_content',
      ];

      // Check the current flaggings.
      $flaggings = \Drupal::entityTypeManager()
        ->getStorage('flagging')
        ->loadByProperties($properties);
      $flagging = reset($flaggings);

      // If the user is already following, then nothing happens.
      // Else we create the flagging with the properties above.
      if (empty($flagging)) {
        $flagging = Flagging::create($properties);
        if ($flagging) {
          $flagging
            ->save();
        }
      }
    }
  }

}

Classes

Name	Description
DemoNode	Class DemoNode.