class TimestampFormatter in Drupal 8

Same name and namespace in other branches

9 core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampFormatter.php \Drupal\Core\Field\Plugin\Field\FieldFormatter\TimestampFormatter
10 core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampFormatter.php \Drupal\Core\Field\Plugin\Field\FieldFormatter\TimestampFormatter

Plugin implementation of the 'timestamp' formatter.

Plugin annotation


@FieldFormatter(
  id = "timestamp",
  label = @Translation("Default"),
  field_types = {
    "timestamp",
    "created",
    "changed",
  }
)

Hierarchy

class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
  - class \Drupal\Core\Field\PluginSettingsBase implements DependentPluginInterface, PluginSettingsInterface
    class \Drupal\Core\Field\FormatterBase implements FormatterInterface, ContainerFactoryPluginInterface
    class \Drupal\Core\Field\Plugin\Field\FieldFormatter\TimestampFormatter implements ContainerFactoryPluginInterface

Expanded class hierarchy of TimestampFormatter

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampFormatter.php, line 27

Namespace

Drupal\Core\Field\Plugin\Field\FieldFormatter

View source

class TimestampFormatter extends FormatterBase implements ContainerFactoryPluginInterface {

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

  /**
   * The date format entity storage.
   *
   * @var \Drupal\Core\Entity\EntityStorageInterface
   */
  protected $dateFormatStorage;

  /**
   * Constructs a new TimestampFormatter.
   *
   * @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 \Drupal\Core\Entity\EntityStorageInterface $date_format_storage
   *   The date format storage.
   */
  public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, $label, $view_mode, array $third_party_settings, DateFormatterInterface $date_formatter, EntityStorageInterface $date_format_storage) {
    parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $label, $view_mode, $third_party_settings);
    $this->dateFormatter = $date_formatter;
    $this->dateFormatStorage = $date_format_storage;
  }

  /**
   * {@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('entity_type.manager')
      ->getStorage('date_format'));
  }

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'date_format' => 'medium',
      'custom_date_format' => '',
      'timezone' => '',
    ] + parent::defaultSettings();
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $elements = parent::settingsForm($form, $form_state);
    $date_formats = [];
    foreach ($this->dateFormatStorage
      ->loadMultiple() as $machine_name => $value) {
      $date_formats[$machine_name] = $this
        ->t('@name format: @date', [
        '@name' => $value
          ->label(),
        '@date' => $this->dateFormatter
          ->format(REQUEST_TIME, $machine_name),
      ]);
    }
    $date_formats['custom'] = $this
      ->t('Custom');
    $elements['date_format'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Date format'),
      '#options' => $date_formats,
      '#default_value' => $this
        ->getSetting('date_format') ?: 'medium',
    ];
    $elements['custom_date_format'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Custom date format'),
      '#description' => $this
        ->t('See <a href="http://php.net/manual/function.date.php" target="_blank">the documentation for PHP date formats</a>.'),
      '#default_value' => $this
        ->getSetting('custom_date_format') ?: '',
    ];
    $elements['custom_date_format']['#states']['visible'][] = [
      ':input[name="fields[' . $this->fieldDefinition
        ->getName() . '][settings_edit_form][settings][date_format]"]' => [
        'value' => 'custom',
      ],
    ];
    $elements['timezone'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Time zone'),
      '#options' => [
        '' => $this
          ->t('- Default site/user time zone -'),
      ] + system_time_zones(FALSE, TRUE),
      '#default_value' => $this
        ->getSetting('timezone'),
    ];
    return $elements;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();
    $date_format = $this
      ->getSetting('date_format');
    $summary[] = $this
      ->t('Date format: @date_format', [
      '@date_format' => $date_format,
    ]);
    if ($this
      ->getSetting('date_format') === 'custom' && ($custom_date_format = $this
      ->getSetting('custom_date_format'))) {
      $summary[] = $this
        ->t('Custom date format: @custom_date_format', [
        '@custom_date_format' => $custom_date_format,
      ]);
    }
    if ($timezone = $this
      ->getSetting('timezone')) {
      $summary[] = $this
        ->t('Time zone: @timezone', [
        '@timezone' => $timezone,
      ]);
    }
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $elements = [];
    $date_format = $this
      ->getSetting('date_format');
    $custom_date_format = '';
    $timezone = $this
      ->getSetting('timezone') ?: NULL;
    $langcode = NULL;

    // If an RFC2822 date format is requested, then the month and day have to
    // be in English. @see http://www.faqs.org/rfcs/rfc2822.html
    if ($date_format === 'custom' && ($custom_date_format = $this
      ->getSetting('custom_date_format')) === 'r') {
      $langcode = 'en';
    }
    foreach ($items as $delta => $item) {
      $elements[$delta] = [
        '#cache' => [
          'contexts' => [
            'timezone',
          ],
        ],
        '#markup' => $this->dateFormatter
          ->format($item->value, $date_format, $custom_date_format, $timezone, $langcode),
      ];
    }
    return $elements;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_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::$viewMode	protected	property	The view mode.
FormatterBase::getFieldSetting	protected	function	Returns the value of a field setting.
FormatterBase::getFieldSettings	protected	function	Returns the array of field settings.
FormatterBase::isApplicable	public static	function	Returns if the formatter can be used for the provided field. Overrides FormatterInterface::isApplicable	14
FormatterBase::prepareView	public	function	Allows formatters to load information for field values being displayed. Overrides FormatterInterface::prepareView	2
FormatterBase::view	public	function	Builds a renderable array for a fully themed field. Overrides FormatterInterface::view	1
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginSettingsBase::$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	6
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 $settings.
PluginSettingsBase::onDependencyRemoval	public	function	Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval	3
PluginSettingsBase::setSetting	public	function	Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings	public	function	Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting	public	function	Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting	public	function	Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	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.
TimestampFormatter::$dateFormatStorage	protected	property	The date format entity storage.
TimestampFormatter::$dateFormatter	protected	property	The date formatter service.
TimestampFormatter::create	public static	function	Creates an instance of the plugin. Overrides FormatterBase::create
TimestampFormatter::defaultSettings	public static	function	Defines the default settings for this plugin. Overrides PluginSettingsBase::defaultSettings
TimestampFormatter::settingsForm	public	function	Returns a form to configure settings for the formatter. Overrides FormatterBase::settingsForm
TimestampFormatter::settingsSummary	public	function	Returns a short summary for the current formatter settings. Overrides FormatterBase::settingsSummary
TimestampFormatter::viewElements	public	function	Builds a renderable array for a field value. Overrides FormatterInterface::viewElements
TimestampFormatter::__construct	public	function	Constructs a new TimestampFormatter. Overrides FormatterBase::__construct

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class TimestampFormatter in Drupal 8

Plugin annotation

Hierarchy

File

Namespace

Members

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