PHP DateFormatterInterface::formatInterval方法代码示例

 /**
  * {@inheritdoc}
  */
 public function settingsForm(array $form, FormStateInterface $form_state)
 {
     $form['num'] = array('#type' => 'number', '#title' => $this->t('How many users would you like to generate?'), '#default_value' => $this->getSetting('num'), '#required' => TRUE, '#min' => 0);
     $form['kill'] = array('#type' => 'checkbox', '#title' => $this->t('Delete all users (except user id 1) before generating new users.'), '#default_value' => $this->getSetting('kill'));
     $options = user_role_names(TRUE);
     unset($options[DRUPAL_AUTHENTICATED_RID]);
     $form['roles'] = array('#type' => 'checkboxes', '#title' => $this->t('Which roles should the users receive?'), '#description' => $this->t('Users always receive the <em>authenticated user</em> role.'), '#options' => $options);
     $form['pass'] = array('#type' => 'textfield', '#title' => $this->t('Password to be set'), '#default_value' => $this->getSetting('pass'), '#size' => 32, '#description' => $this->t('Leave this field empty if you do not need to set a password'));
     $options = array(1 => $this->t('Now'));
     foreach (array(3600, 86400, 604800, 2592000, 31536000) as $interval) {
         $options[$interval] = $this->dateFormatter->formatInterval($interval, 1) . ' ' . $this->t('ago');
     }
     $form['time_range'] = array('#type' => 'select', '#title' => $this->t('How old should user accounts be?'), '#description' => $this->t('User ages will be distributed randomly from the current time, back to the selected time.'), '#options' => $options, '#default_value' => 604800);
     return $form;
 }

 /**
  * Displays the aggregator administration page.
  *
  * @return array
  *   A render array as expected by drupal_render().
  */
 public function adminOverview()
 {
     $entity_manager = $this->entityManager();
     $feeds = $entity_manager->getStorage('aggregator_feed')->loadMultiple();
     $header = array($this->t('Title'), $this->t('Items'), $this->t('Last update'), $this->t('Next update'), $this->t('Operations'));
     $rows = array();
     /** @var \Drupal\aggregator\FeedInterface[] $feeds */
     foreach ($feeds as $feed) {
         $row = array();
         $row[] = $feed->link();
         $row[] = $this->formatPlural($entity_manager->getStorage('aggregator_item')->getItemCount($feed), '1 item', '@count items');
         $last_checked = $feed->getLastCheckedTime();
         $refresh_rate = $feed->getRefreshRate();
         $row[] = $last_checked ? $this->t('@time ago', array('@time' => $this->dateFormatter->formatInterval(REQUEST_TIME - $last_checked))) : $this->t('never');
         if (!$last_checked && $refresh_rate) {
             $next_update = $this->t('imminently');
         } elseif ($last_checked && $refresh_rate) {
             $next_update = $next = $this->t('%time left', array('%time' => $this->dateFormatter->formatInterval($last_checked + $refresh_rate - REQUEST_TIME)));
         } else {
             $next_update = $this->t('never');
         }
         $row[] = $next_update;
         $links['edit'] = ['title' => $this->t('Edit'), 'url' => Url::fromRoute('entity.aggregator_feed.edit_form', ['aggregator_feed' => $feed->id()])];
         $links['delete'] = array('title' => $this->t('Delete'), 'url' => Url::fromRoute('entity.aggregator_feed.delete_form', ['aggregator_feed' => $feed->id()]));
         $links['delete_items'] = array('title' => $this->t('Delete items'), 'url' => Url::fromRoute('aggregator.feed_items_delete', ['aggregator_feed' => $feed->id()]));
         $links['update'] = array('title' => $this->t('Update items'), 'url' => Url::fromRoute('aggregator.feed_refresh', ['aggregator_feed' => $feed->id()]));
         $row[] = array('data' => array('#type' => 'operations', '#links' => $links));
         $rows[] = $row;
     }
     $build['feeds'] = array('#prefix' => '<h3>' . $this->t('Feed overview') . '</h3>', '#type' => 'table', '#header' => $header, '#rows' => $rows, '#empty' => $this->t('No feeds available. <a href=":link">Add feed</a>.', array(':link' => $this->url('aggregator.feed_add'))));
     return $build;
 }

 /**
  * {@inheritdoc}
  */
 public function settingsForm(array $form, FormStateInterface $form_state)
 {
     $types = $this->nodeTypeStorage->loadMultiple();
     if (empty($types)) {
         $create_url = $this->urlGenerator->generateFromRoute('node.type_add');
         $this->setMessage($this->t('You do not have any content types that can be generated. <a href=":create-type">Go create a new content type</a>', array(':create-type' => $create_url)), 'error', FALSE);
         return;
     }
     $options = array();
     foreach ($types as $type) {
         $options[$type->id()] = array('type' => array('#markup' => $type->label()));
         if ($this->commentManager) {
             $comment_fields = $this->commentManager->getFields('node');
             $map = array($this->t('Hidden'), $this->t('Closed'), $this->t('Open'));
             $fields = array();
             foreach ($comment_fields as $field_name => $info) {
                 // Find all comment fields for the bundle.
                 if (in_array($type->id(), $info['bundles'])) {
                     $instance = FieldConfig::loadByName('node', $type->id(), $field_name);
                     $default_value = $instance->getDefaultValueLiteral();
                     $default_mode = reset($default_value);
                     $fields[] = new FormattableMarkup('@field: @state', array('@field' => $instance->label(), '@state' => $map[$default_mode['status']]));
                 }
             }
             // @todo Refactor display of comment fields.
             if (!empty($fields)) {
                 $options[$type->id()]['comments'] = array('data' => array('#theme' => 'item_list', '#items' => $fields));
             } else {
                 $options[$type->id()]['comments'] = $this->t('No comment fields');
             }
         }
     }
     $header = array('type' => $this->t('Content type'));
     if ($this->commentManager) {
         $header['comments'] = array('data' => $this->t('Comments'), 'class' => array(RESPONSIVE_PRIORITY_MEDIUM));
     }
     $form['node_types'] = array('#type' => 'tableselect', '#header' => $header, '#options' => $options);
     $form['kill'] = array('#type' => 'checkbox', '#title' => $this->t('<strong>Delete all content</strong> in these content types before generating new content.'), '#default_value' => $this->getSetting('kill'));
     $form['num'] = array('#type' => 'number', '#title' => $this->t('How many nodes would you like to generate?'), '#default_value' => $this->getSetting('num'), '#required' => TRUE, '#min' => 0);
     $options = array(1 => $this->t('Now'));
     foreach (array(3600, 86400, 604800, 2592000, 31536000) as $interval) {
         $options[$interval] = $this->dateFormatter->formatInterval($interval, 1) . ' ' . $this->t('ago');
     }
     $form['time_range'] = array('#type' => 'select', '#title' => $this->t('How far back in time should the nodes be dated?'), '#description' => $this->t('Node creation dates will be distributed randomly from the current time, back to the selected time.'), '#options' => $options, '#default_value' => 604800);
     $form['max_comments'] = array('#type' => $this->moduleHandler->moduleExists('comment') ? 'number' : 'value', '#title' => $this->t('Maximum number of comments per node.'), '#description' => $this->t('You must also enable comments for the content types you are generating. Note that some nodes will randomly receive zero comments. Some will receive the max.'), '#default_value' => $this->getSetting('max_comments'), '#min' => 0, '#access' => $this->moduleHandler->moduleExists('comment'));
     $form['title_length'] = array('#type' => 'number', '#title' => $this->t('Maximum number of words in titles'), '#default_value' => $this->getSetting('title_length'), '#required' => TRUE, '#min' => 1, '#max' => 255);
     $form['add_alias'] = array('#type' => 'checkbox', '#disabled' => !$this->moduleHandler->moduleExists('path'), '#description' => $this->t('Requires path.module'), '#title' => $this->t('Add an url alias for each node.'), '#default_value' => FALSE);
     $form['add_statistics'] = array('#type' => 'checkbox', '#title' => $this->t('Add statistics for each node (node_counter table).'), '#default_value' => TRUE, '#access' => $this->moduleHandler->moduleExists('statistics'));
     $options = array();
     // We always need a language.
     $languages = $this->languageManager->getLanguages(LanguageInterface::STATE_ALL);
     foreach ($languages as $langcode => $language) {
         $options[$langcode] = $language->getName();
     }
     $form['add_language'] = array('#type' => 'select', '#title' => $this->t('Set language on nodes'), '#multiple' => TRUE, '#description' => $this->t('Requires locale.module'), '#options' => $options, '#default_value' => array($this->languageManager->getDefaultLanguage()->getId()));
     $form['#redirect'] = FALSE;
     return $form;
 }

 /**
  * {@inheritdoc}
  */
 public function validateForm(array &$form, FormStateInterface $form_state)
 {
     $message = parent::validateForm($form, $form_state);
     // Check if flood control has been activated for sending emails.
     if (!$this->currentUser()->hasPermission('administer contact forms') && (!$message->isPersonal() || !$this->currentUser()->hasPermission('administer users'))) {
         $limit = $this->config('contact.settings')->get('flood.limit');
         $interval = $this->config('contact.settings')->get('flood.interval');
         if (!$this->flood->isAllowed('contact', $limit, $interval)) {
             $form_state->setErrorByName('', $this->t('You cannot send more than %limit messages in @interval. Try again later.', array('%limit' => $limit, '@interval' => $this->dateFormatter->formatInterval($interval))));
         }
     }
     return $message;
 }

 /**
  * {@inheritdoc}
  */
 public function summary()
 {
     return $this->t('Node age: @age', ['@age' => $this->dateFormatter->formatInterval($this->configuration['age'])]);
 }

 public function summaryTitle()
 {
     $results_lifespan = $this->getLifespan('results');
     $output_lifespan = $this->getLifespan('output');
     return $this->dateFormatter->formatInterval($results_lifespan, 1) . '/' . $this->dateFormatter->formatInterval($output_lifespan, 1);
 }

 /**
  * {@inheritdoc}
  */
 public function render(ResultRow $values)
 {
     $value = $values->{$this->field_alias};
     return $this->dateFormatter->formatInterval($value, isset($this->options['granularity']) ? $this->options['granularity'] : 2);
 }