class JobCheckoutManager in Translation Management Tool 8

Provides functionality related to job checkout and submissions.

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class JobCheckoutManager {
  use StringTranslationTrait;
  use MessengerTrait;

  /**
   * @var \Symfony\Component\HttpFoundation\RequestStack
   */
  protected $requestStack;

  /**
   * @var \Drupal\Core\Extension\ModuleHandler
   */
  protected $moduleHandler;

  /**
   * @var \Drupal\tmgmt\JobQueue
   */
  protected $jobQueue;

  /**
   * @var \Drupal\Core\Config\ConfigFactoryInterface
   */
  protected $configFactory;

  /**
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;
  public function __construct(RequestStack $request_stack, JobQueue $job_queue, ModuleHandler $module_handler, ConfigFactoryInterface $config_factory, EntityTypeManagerInterface $entity_type_manager) {
    $this->requestStack = $request_stack;
    $this->jobQueue = $job_queue;
    $this->moduleHandler = $module_handler;
    $this->configFactory = $config_factory;
    $this->entityTypeManager = $entity_type_manager;
  }

  /**
   * Attempts to checkout a number of jobs and prepare the necessary redirects.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   Form state array, used to set the initial redirect.
   * @param \Drupal\tmgmt\JobInterface[] $jobs
   *   Array of jobs to attempt checkout
   *
   * @ingroup tmgmt_job
   */
  public function checkoutAndRedirect(FormStateInterface $form_state, array $jobs) {
    $checkout_jobs = $this
      ->checkoutMultiple($jobs);
    $jobs_ready_for_checkout = array_udiff($jobs, $checkout_jobs, function (JobInterface $a, JobInterface $b) {
      if ($a
        ->id() < $b
        ->id()) {
        return -1;
      }
      elseif ($a
        ->id() > $b
        ->id()) {
        return 1;
      }
      else {
        return 0;
      }
    });

    // If necessary, do a redirect.
    if ($checkout_jobs || $jobs_ready_for_checkout) {
      $request = $this->requestStack
        ->getCurrentRequest();
      if ($request->query
        ->has('destination')) {

        // Remove existing destination, as that will prevent us from being
        // redirect to the job checkout page. Set the destination as the final
        // redirect instead.
        $redirect = $request->query
          ->get('destination');
        $request->query
          ->remove('destination');
      }
      else {
        $redirect = Url::fromRoute('<current>')
          ->getInternalPath();
      }
      $this->jobQueue
        ->startQueue(array_merge($checkout_jobs, $jobs_ready_for_checkout), $redirect);

      // Prepare a batch job for the jobs that can be submitted already.
      if ($jobs_ready_for_checkout) {
        $batch = array(
          'title' => t('Submitting jobs'),
          'operations' => [],
          'finished' => [
            JobCheckoutManager::class,
            'batchSubmitFinished',
          ],
        );
        foreach ($jobs_ready_for_checkout as $job) {
          $batch['operations'][] = [
            [
              JobCheckoutManager::class,
              'batchSubmit',
            ],
            [
              $job
                ->id(),
              NULL,
            ],
          ];
        }
        batch_set($batch);
      }
      else {
        $form_state
          ->setRedirectUrl($this->jobQueue
          ->getNextUrl());
      }

      // Count of the job messages is one less due to the final redirect.
      $this
        ->messenger()
        ->addStatus($this
        ->getStringTranslation()
        ->formatPlural(count($checkout_jobs), t('One job needs to be checked out.'), t('@count jobs need to be checked out.')));
    }
  }

  /**
   * Attempts to check out a number of jobs.
   *
   * Performs a number of checks on each job and also allows to alter the
   * behavior through hooks.
   *
   * @param \Drupal\tmgmt\JobInterface[] $jobs
   *   The jobs to be checked out.
   * @param bool $skip_request_translation
   *   (optional) If TRUE, the jobs that can be submitted immediately will be
   *   prepared but not submitted yet. They will not be returned, the caller
   *   is responsible for submitting them.
   *
   * @return \Drupal\tmgmt\JobInterface[]
   *   List of jobs that have not been submitted immediately and need to be
   *   processed.
   *
   * @ingroup tmgmt_job
   *
   * @see \Drupal\tmgmt\JobCheckoutManager::checkoutAndRedirect()
   */
  public function checkoutMultiple(array $jobs, $skip_request_translation = FALSE) {
    $remaining_jobs = array();

    // Allow other modules to jump in and eg. auto-checkout with rules or use a
    // customized checkout form.
    $this->moduleHandler
      ->alter('tmgmt_job_checkout_before', $remaining_jobs, $jobs);
    $denied = 0;
    foreach ($jobs as $job) {
      if (!$job
        ->isUnprocessed()) {

        // Job is already checked out, just ignore that one. This could happen
        // if jobs have already been submitted in the before hook.
        continue;
      }
      if (!$this->configFactory
        ->get('tmgmt.settings')
        ->get('quick_checkout') || $this
        ->needsCheckoutForm($job)) {
        if (!$job
          ->access('submit')) {

          // Ignore jobs if the user is not allowed to submit, ignore.
          $denied++;

          // Make sure that the job is saved.
          $job
            ->save();
          continue;
        }
        $remaining_jobs[] = $job;
      }
      else {

        // No manual checkout required. Request translations now, save the job
        // in case someone excepts to be able to load the job and have the
        // translator available.
        $job
          ->save();
        if (!$skip_request_translation) {
          $this
            ->requestTranslation($job);
        }
      }
    }

    // Allow other modules to jump in and eg. auto-checkout with rules or use a
    // customized checkout form.
    $this->moduleHandler
      ->alter('tmgmt_job_checkout_after', $remaining_jobs, $jobs);

    // Display message for created jobs that can not be checked out.
    if ($denied) {
      $this
        ->messenger()
        ->addStatus($this
        ->getStringTranslation()
        ->formatPlural($denied, 'One job has been created.', '@count jobs have been created.'));
    }
    return $remaining_jobs;
  }

  /**
   * Check if a job needs a checkout form.
   *
   * The current checks include if there is more than one translator available,
   * if he has settings and if the job has a fixed target language.
   *
   * @param \Drupal\tmgmt\JobInterface $job
   *   The job item.
   *
   * @return bool
   *   TRUE if the job needs a checkout form.
   */
  public function needsCheckoutForm(JobInterface $job) {

    // If the job has no target language (or source language, even though this
    // should never be the case in our use case), checkout is mandatory.
    if (!$job
      ->getTargetLangcode() || !$job
      ->getSourceLangcode()) {
      return TRUE;
    }

    // If no translator is pre-selected, try to pick one automatically.
    if (!$job
      ->hasTranslator()) {

      // If there is more than a single translator available or if there are no
      // translators available at all checkout is mandatory.
      $translators = tmgmt_translator_load_available($job);
      if (empty($translators) || count($translators) > 1) {
        return TRUE;
      }
      $translator = reset($translators);
      $job->translator = $translator
        ->id();
    }

    // If that translator has settings, the checkout is mandatory.
    if ($job
      ->getTranslator()
      ->hasCheckoutSettings($job)) {
      return TRUE;
    }
    return FALSE;
  }

  /**
   * Batch dispatch callback for submitting a job.
   *
   * @param int $job_id
   *   The job ID to submit.
   * @param int|null $template_job_id
   *   (optional) A template job to use for the translator and settings.
   */
  public static function batchSubmit($job_id, $template_job_id = NULL, &$context) {
    \Drupal::service('tmgmt.job_checkout_manager')
      ->doBatchSubmit($job_id, $template_job_id);
  }

  /**
   * Batch callback for submitting a job.
   *
   * @param int $job_id
   *   The job ID to submit.
   * @param int|null $template_job_id
   *   (optional) A template job to use for the translator and settings.
   */
  public function doBatchSubmit($job_id, $template_job_id = NULL) {

    /** @var \Drupal\tmgmt\JobInterface $job */
    $job = $this->entityTypeManager
      ->getStorage('tmgmt_job')
      ->load($job_id);
    if (!$job) {
      return;
    }

    // Delete duplicates.
    if ($existing_items_ids = $job
      ->getConflictingItemIds()) {
      $item_storage = $this->entityTypeManager
        ->getStorage('tmgmt_job_item');
      if (count($existing_items_ids) == $job
        ->getItems()) {
        $this
          ->messenger()
          ->addStatus($this
          ->t('All job items for job @label are conflicting, the job can not be submitted.', [
          '@label' => $job
            ->label(),
        ]));
        return;
      }
      $item_storage
        ->delete($item_storage
        ->loadMultiple($existing_items_ids));
      $num_of_items = count($existing_items_ids);
      $this
        ->messenger()
        ->addWarning($this
        ->getStringTranslation()
        ->formatPlural($num_of_items, '1 conflicting item has been dropped for job @label.', '@count conflicting items have been dropped for job @label.', [
        '@label' => $job
          ->label(),
      ]));
    }
    if ($template_job_id && $job_id != $template_job_id) {

      /** @var \Drupal\tmgmt\JobInterface $template_job */
      $template_job = $this->entityTypeManager
        ->getStorage('tmgmt_job')
        ->load($template_job_id);
      if ($template_job) {
        $job
          ->set('translator', $template_job
          ->getTranslatorId());
        $job
          ->set('settings', $template_job
          ->get('settings')
          ->getValue());

        // If there is a custom label on the template job, copy that as well.
        if ($template_job
          ->get('label')->value) {
          $job
            ->set('label', $template_job
            ->get('label')->value);
        }
      }
    }
    $translator = $job
      ->getTranslator();

    // Check translator availability.
    $translatable_status = $translator
      ->checkTranslatable($job);
    if (!$translatable_status
      ->getSuccess()) {
      $this
        ->messenger()
        ->addError($this
        ->t('Job @label is not translatable with the chosen settings: @reason', [
        '@label' => $job
          ->label(),
        '@reason' => $translatable_status
          ->getReason(),
      ]));
      return;
    }
    if ($this
      ->requestTranslation($job)) {
      $this->jobQueue
        ->markJobAsProcessed($job);
    }
  }

  /**
   * Batch dispatch submission finished callback.
   */
  public static function batchSubmitFinished($success, $results, $operations) {
    return \Drupal::service('tmgmt.job_checkout_manager')
      ->doBatchSubmitFinished($success, $results, $operations);
  }

  /**
   * Batch submission finished callback.
   */
  public function doBatchSubmitFinished($success, $results, $operations) {
    if ($redirect = $this->jobQueue
      ->getNextUrl()) {

      // Proceed to the next redirect queue item, if there is one.
      return new RedirectResponse($redirect
        ->setAbsolute()
        ->toString());
    }
    elseif ($destination = $this->jobQueue
      ->getDestination()) {

      // Proceed to the defined destination if there is one.
      return new RedirectResponse(Url::fromUri('base:' . $destination)
        ->setAbsolute()
        ->toString());
    }
    else {

      // Per default we want to redirect the user to the overview.
      return new RedirectResponse(Url::fromRoute('view.tmgmt_job_overview.page_1')
        ->setAbsolute()
        ->toString());
    }
  }

  /**
   * Requests translations for a job and prints messages which have happened since
   * then.
   *
   * @param \Drupal\tmgmt\JobInterface $job
   *   The job object for which translations should be requested.
   *
   * @return bool
   *   TRUE if it worked, FALSE if there were any errors of the type error which
   *   means that something did go wrong.
   */
  function requestTranslation(JobInterface $job) {

    // Process the translation request.
    $job
      ->requestTranslation();
    return tmgmt_write_request_messages($job);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
JobCheckoutManager::$configFactory	protected	property
JobCheckoutManager::$entityTypeManager	protected	property
JobCheckoutManager::$jobQueue	protected	property
JobCheckoutManager::$moduleHandler	protected	property
JobCheckoutManager::$requestStack	protected	property
JobCheckoutManager::batchSubmit	public static	function	Batch dispatch callback for submitting a job.
JobCheckoutManager::batchSubmitFinished	public static	function	Batch dispatch submission finished callback.
JobCheckoutManager::checkoutAndRedirect	public	function	Attempts to checkout a number of jobs and prepare the necessary redirects.
JobCheckoutManager::checkoutMultiple	public	function	Attempts to check out a number of jobs.
JobCheckoutManager::doBatchSubmit	public	function	Batch callback for submitting a job.
JobCheckoutManager::doBatchSubmitFinished	public	function	Batch submission finished callback.
JobCheckoutManager::needsCheckoutForm	public	function	Check if a job needs a checkout form.
JobCheckoutManager::requestTranslation		function	Requests translations for a job and prints messages which have happened since then.
JobCheckoutManager::__construct	public	function
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.

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class JobCheckoutManager in Translation Management Tool 8

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