l10n_server-2.x-dev/l10n_community/src/Plugin/Block/FrontStatisticsBlock.php

<?php
declare(strict_types=1);

namespace Drupal\l10n_community\Plugin\Block;

use Drupal\Core\Access\AccessResult;
use Drupal\Core\Block\BlockBase;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\l10n_community\L10nStatistics;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Provides a front statistics block.
 *
 * @Block(
 *   id = "l10n_community_front_statistics",
 *   admin_label = @Translation("Quick statistics"),
 *   category = @Translation("L10n")
 * )
 */
class FrontStatisticsBlock extends BlockBase implements ContainerFactoryPluginInterface {

  /**
   * The l10n_community.statistics service.
   *
   * @var \Drupal\l10n_community\L10nStatistics
   */
  protected $statistics;

  /**
   * Constructs a new LanguageStatisticsBlock instance.
   *
   * @param array $configuration
   *   The plugin configuration, i.e. an array with configuration values keyed
   *   by configuration option name. The special key 'context' may be used to
   *   initialize the defined contexts by setting it to an array of context
   *   values keyed by context names.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param mixed $plugin_definition
   *   The plugin implementation definition.
   * @param \Drupal\l10n_community\L10nStatistics $statistics
   *   The l10n_community.statistics service.
   */
  public function __construct(
    array $configuration,
    $plugin_id,
    $plugin_definition,
    L10nStatistics $statistics
  ) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->statistics = $statistics;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(
    ContainerInterface $container,
    array $configuration,
    $plugin_id,
    $plugin_definition
  ) {
    return new static(
      $configuration,
      $plugin_id,
      $plugin_definition,
      $container->get('l10n_community.statistics')
    );
  }

  /**
   * {@inheritdoc}
   */
  public function build() {
    $items = [];
    $stats_numbers = $this->statistics->getLanguageStatistics();
    if (isset($stats_numbers['groups'])) {
      $items = [
        $this->formatPlural($stats_numbers['groups'], '1 translation group', '@count translation groups'),
      ];
    }

    $items = array_merge($items, [
      $this->formatPlural($stats_numbers['users'], '1 contributor', '@count contributors'),
      $this->formatPlural($stats_numbers['projects'], '1 project managed', '@count projects managed'),
      $this->formatPlural($stats_numbers['releases_parsed'], '1 release parsed', '@count releases parsed') . ' (' . $this->formatPlural($stats_numbers['releases_queue'], '1 in queue', '@count in queue') . ')',
      $this->formatPlural($stats_numbers['files'], '1 file scanned', '@count files scanned'),
      $this->formatPlural($stats_numbers['strings'], '1 string to translate', '@count strings to translate'),
      $this->formatPlural($stats_numbers['translations'], '1 translation recorded', '@count translations recorded'),
      $this->formatPlural($stats_numbers['suggestions'], '1 suggestion awaiting approval', '@count suggestions awaiting approval'),
    ]);

    $build['content'] = [
      '#theme' => 'item_list',
      '#items' => $items,
    ];
    return $build;
  }

  /**
   * {@inheritdoc}
   */
  protected function blockAccess(AccountInterface $account) {
    return AccessResult::allowedIf(
      $account->hasPermission('access localization community')
    );
  }

}