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class DateTimeTimeAgoFormatter in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/modules/datetime/src/Plugin/Field/FieldFormatter/DateTimeTimeAgoFormatter.php \Drupal\datetime\Plugin\Field\FieldFormatter\DateTimeTimeAgoFormatter

Plugin implementation of the 'Time ago' formatter for 'datetime' fields.

Plugin annotation


@FieldFormatter(
  id = "datetime_time_ago",
  label = @Translation("Time ago"),
  field_types = {
    "datetime"
  }
)

Hierarchy

Expanded class hierarchy of DateTimeTimeAgoFormatter

File

core/modules/datetime/src/Plugin/Field/FieldFormatter/DateTimeTimeAgoFormatter.php, line 32
Contains \Drupal\datetime\Plugin\Field\FieldFormatter\DateTimeTimeAgoFormatter.

Namespace

Drupal\datetime\Plugin\Field\FieldFormatter
View source 
class DateTimeTimeAgoFormatter extends FormatterBase implements ContainerFactoryPluginInterface {

  /**
   * The date formatter service.
   *
   * @var \Drupal\Core\Datetime\DateFormatterInterface
   */
  protected $dateFormatter;

  /**
   * The current Request object.
   *
   * @var \Symfony\Component\HttpFoundation\Request
   */
  protected $request;

  /**
   * Constructs a DateTimeTimeAgoFormatter object.
   *
   * @param string $plugin_id
   *   The plugin_id for the formatter.
   * @param mixed $plugin_definition
   *   The plugin implementation definition.
   * @param \Drupal\Core\Field\FieldDefinitionInterface $field_definition
   *   The definition of the field to which the formatter is associated.
   * @param array $settings
   *   The formatter settings.
   * @param string $label
   *   The formatter label display setting.
   * @param string $view_mode
   *   The view mode.
   * @param array $third_party_settings
   *   Third party settings.
   * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
   *   The date formatter service.
   * @param \Symfony\Component\HttpFoundation\Request $request
   *   The current request.
   */
  public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, $label, $view_mode, array $third_party_settings, DateFormatterInterface $date_formatter, Request $request) {
    parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $label, $view_mode, $third_party_settings);
    $this->dateFormatter = $date_formatter;
    $this->request = $request;
  }

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    $settings = array(
      'future_format' => '@interval hence',
      'past_format' => '@interval ago',
      'granularity' => 2,
    ) + parent::defaultSettings();
    return $settings;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($plugin_id, $plugin_definition, $configuration['field_definition'], $configuration['settings'], $configuration['label'], $configuration['view_mode'], $configuration['third_party_settings'], $container
      ->get('date.formatter'), $container
      ->get('request_stack')
      ->getCurrentRequest());
  }

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $elements = array();
    foreach ($items as $delta => $item) {
      $date = $item->date;
      $output = '';
      if (!empty($item->date)) {
        if ($this
          ->getFieldSetting('datetime_type') == 'date') {

          // A date without time will pick up the current time, use the default.
          datetime_date_default_time($date);
        }
        $output = $this
          ->formatDate($date);
      }
      $elements[$delta] = array(
        '#markup' => $output,
      );
    }
    return $elements;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $form = parent::settingsForm($form, $form_state);
    $form['future_format'] = array(
      '#type' => 'textfield',
      '#title' => $this
        ->t('Future format'),
      '#default_value' => $this
        ->getSetting('future_format'),
      '#description' => $this
        ->t('Use <em>@interval</em> where you want the formatted interval text to appear.'),
    );
    $form['past_format'] = array(
      '#type' => 'textfield',
      '#title' => $this
        ->t('Past format'),
      '#default_value' => $this
        ->getSetting('past_format'),
      '#description' => $this
        ->t('Use <em>@interval</em> where you want the formatted interval text to appear.'),
    );
    $form['granularity'] = array(
      '#type' => 'number',
      '#title' => $this
        ->t('Granularity'),
      '#default_value' => $this
        ->getSetting('granularity'),
      '#description' => $this
        ->t('How many time units should be shown in the formatted output.'),
    );
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();
    $future_date = new DrupalDateTime('1 year 1 month 1 week 1 day 1 hour 1 minute');
    $past_date = new DrupalDateTime('-1 year -1 month -1 week -1 day -1 hour -1 minute');
    $summary[] = t('Future date: %display', array(
      '%display' => $this
        ->formatDate($future_date),
    ));
    $summary[] = t('Past date: %display', array(
      '%display' => $this
        ->formatDate($past_date),
    ));
    return $summary;
  }

  /**
   * Formats a date/time as a time interval.
   *
   * @param \Drupal\Core\Datetime\DrupalDateTime|object $date
   *   A date/time object.
   *
   * @return string
   *   The formatted date/time string using the past or future format setting.
   */
  protected function formatDate(DrupalDateTime $date) {
    $granularity = $this
      ->getSetting('granularity');
    $timestamp = $date
      ->getTimestamp();
    $options = [
      'granularity' => $granularity,
    ];
    if ($this->request->server
      ->get('REQUEST_TIME') > $timestamp) {
      return SafeMarkup::format($this
        ->getSetting('past_format'), [
        '@interval' => $this->dateFormatter
          ->formatTimeDiffSince($timestamp, $options),
      ]);
    }
    else {
      return SafeMarkup::format($this
        ->getSetting('future_format'), [
        '@interval' => $this->dateFormatter
          ->formatTimeDiffUntil($timestamp, $options),
      ]);
    }
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DateTimeTimeAgoFormatter::$dateFormatter protected property The date formatter service.
DateTimeTimeAgoFormatter::$request protected property The current Request object.
DateTimeTimeAgoFormatter::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
DateTimeTimeAgoFormatter::defaultSettings public static function Defines the default settings for this plugin. Overrides PluginSettingsBase::defaultSettings
DateTimeTimeAgoFormatter::formatDate protected function Formats a date/time as a time interval.
DateTimeTimeAgoFormatter::settingsForm public function Returns a form to configure settings for the formatter. Overrides FormatterBase::settingsForm
DateTimeTimeAgoFormatter::settingsSummary public function Returns a short summary for the current formatter settings. Overrides FormatterBase::settingsSummary
DateTimeTimeAgoFormatter::viewElements public function Builds a renderable array for a field value. Overrides FormatterInterface::viewElements
DateTimeTimeAgoFormatter::__construct public function Constructs a DateTimeTimeAgoFormatter object. Overrides FormatterBase::__construct
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
FormatterBase::$fieldDefinition protected property The field definition.
FormatterBase::$label protected property The label display setting.
FormatterBase::$settings protected property The formatter settings. Overrides PluginSettingsBase::$settings
FormatterBase::$viewMode protected property The view mode.
FormatterBase::getFieldSetting protected function Returns the value of a field setting.
FormatterBase::getFieldSettings protected function Returns the array of field settings.
FormatterBase::isApplicable public static function Returns if the formatter can be used for the provided field. Overrides FormatterInterface::isApplicable 9
FormatterBase::prepareView public function Allows formatters to load information for field values being displayed. Overrides FormatterInterface::prepareView 2
FormatterBase::view public function Builds a renderable array for a fully themed field. Overrides FormatterInterface::view 1
PluginBase::$configuration protected property Configuration information passed into the plugin. 2
PluginBase::$pluginDefinition protected property The plugin implementation definition.
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginSettingsBase::$defaultSettingsMerged protected property Whether default settings have been merged into the current $settings.
PluginSettingsBase::$thirdPartySettings protected property The plugin settings injected by third party modules.
PluginSettingsBase::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies 1
PluginSettingsBase::getSetting public function Returns the value of a setting, or its default value if absent. Overrides PluginSettingsInterface::getSetting
PluginSettingsBase::getSettings public function Returns the array of settings, including defaults for missing settings. Overrides PluginSettingsInterface::getSettings
PluginSettingsBase::getThirdPartyProviders public function Gets the list of third parties that store information. Overrides ThirdPartySettingsInterface::getThirdPartyProviders
PluginSettingsBase::getThirdPartySetting public function Gets the value of a third-party setting. Overrides ThirdPartySettingsInterface::getThirdPartySetting
PluginSettingsBase::getThirdPartySettings public function Gets all third-party settings of a given module. Overrides ThirdPartySettingsInterface::getThirdPartySettings
PluginSettingsBase::mergeDefaults protected function Merges default settings values into $settings.
PluginSettingsBase::onDependencyRemoval public function Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval 1
PluginSettingsBase::setSetting public function Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings public function Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting public function Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting public function Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$stringTranslation protected property The string translation service.
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.