ConfigController.php in Zircon Profile 8

Contains \Drupal\config\Controller\ConfigController.

Namespace

Drupal\config\Controller

File

core/modules/config/src/Controller/ConfigController.php

<?php

/**
 * @file
 * Contains \Drupal\config\Controller\ConfigController.
 */
namespace Drupal\config\Controller;

use Drupal\Core\Archiver\ArchiveTar;
use Drupal\Component\Serialization\Yaml;
use Drupal\Core\Config\ConfigManagerInterface;
use Drupal\Core\Config\StorageInterface;
use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\Diff\DiffFormatter;
use Drupal\Core\Url;
use Drupal\system\FileDownloadController;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Request;

/**
 * Returns responses for config module routes.
 */
class ConfigController implements ContainerInjectionInterface {

  /**
   * The target storage.
   *
   * @var \Drupal\Core\Config\StorageInterface
   */
  protected $targetStorage;

  /**
   * The source storage.
   *
   * @var \Drupal\Core\Config\StorageInterface
   */
  protected $sourceStorage;

  /**
   * The configuration manager.
   *
   * @var \Drupal\Core\Config\ConfigManagerInterface
   */
  protected $configManager;

  /**
   * The file download controller.
   *
   * @var \Drupal\system\FileDownloadController
   */
  protected $fileDownloadController;

  /**
   * The diff formatter.
   *
   * @var \Drupal\Core\Diff\DiffFormatter
   */
  protected $diffFormatter;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('config.storage'), $container
      ->get('config.storage.sync'), $container
      ->get('config.manager'), new FileDownloadController(), $container
      ->get('diff.formatter'));
  }

  /**
   * Constructs a ConfigController object.
   *
   * @param \Drupal\Core\Config\StorageInterface $target_storage
   *   The target storage.
   * @param \Drupal\Core\Config\StorageInterface $source_storage
   *   The source storage
   * @param \Drupal\system\FileDownloadController $file_download_controller
   *   The file download controller.
   */
  public function __construct(StorageInterface $target_storage, StorageInterface $source_storage, ConfigManagerInterface $config_manager, FileDownloadController $file_download_controller, DiffFormatter $diff_formatter) {
    $this->targetStorage = $target_storage;
    $this->sourceStorage = $source_storage;
    $this->configManager = $config_manager;
    $this->fileDownloadController = $file_download_controller;
    $this->diffFormatter = $diff_formatter;
  }

  /**
   * Downloads a tarball of the site configuration.
   */
  public function downloadExport() {
    file_unmanaged_delete(file_directory_temp() . '/config.tar.gz');
    $archiver = new ArchiveTar(file_directory_temp() . '/config.tar.gz', 'gz');

    // Get raw configuration data without overrides.
    foreach ($this->configManager
      ->getConfigFactory()
      ->listAll() as $name) {
      $archiver
        ->addString("{$name}.yml", Yaml::encode($this->configManager
        ->getConfigFactory()
        ->get($name)
        ->getRawData()));
    }

    // Get all override data from the remaining collections.
    foreach ($this->targetStorage
      ->getAllCollectionNames() as $collection) {
      $collection_storage = $this->targetStorage
        ->createCollection($collection);
      foreach ($collection_storage
        ->listAll() as $name) {
        $archiver
          ->addString(str_replace('.', '/', $collection) . "/{$name}.yml", Yaml::encode($collection_storage
          ->read($name)));
      }
    }
    $request = new Request(array(
      'file' => 'config.tar.gz',
    ));
    return $this->fileDownloadController
      ->download($request, 'temporary');
  }

  /**
   * Shows diff of specified configuration file.
   *
   * @param string $source_name
   *   The name of the configuration file.
   * @param string $target_name
   *   (optional) The name of the target configuration file if different from
   *   the $source_name.
   * @param string $collection
   *   (optional) The configuration collection name. Defaults to the default
   *   collection.
   *
   * @return string
   *   Table showing a two-way diff between the active and staged configuration.
   */
  public function diff($source_name, $target_name = NULL, $collection = NULL) {
    if (!isset($collection)) {
      $collection = StorageInterface::DEFAULT_COLLECTION;
    }
    $diff = $this->configManager
      ->diff($this->targetStorage, $this->sourceStorage, $source_name, $target_name, $collection);
    $this->diffFormatter->show_header = FALSE;
    $build = array();
    $build['#title'] = t('View changes of @config_file', array(
      '@config_file' => $source_name,
    ));

    // Add the CSS for the inline diff.
    $build['#attached']['library'][] = 'system/diff';
    $build['diff'] = array(
      '#type' => 'table',
      '#header' => array(
        array(
          'data' => t('Active'),
          'colspan' => '2',
        ),
        array(
          'data' => t('Staged'),
          'colspan' => '2',
        ),
      ),
      '#rows' => $this->diffFormatter
        ->format($diff),
    );
    $build['back'] = array(
      '#type' => 'link',
      '#attributes' => array(
        'class' => array(
          'dialog-cancel',
        ),
      ),
      '#title' => "Back to 'Synchronize configuration' page.",
      '#url' => Url::fromRoute('config.sync'),
    );
    return $build;
  }

}

Classes

Name	Description
ConfigController	Returns responses for config module routes.