Same name and namespace in other branches
  1. 8.9.x core/modules/datetime/src/Plugin/Field/FieldType/DateTimeItem.php \Drupal\datetime\Plugin\Field\FieldType\DateTimeItem
  2. 9 core/modules/datetime/src/Plugin/Field/FieldType/DateTimeItem.php \Drupal\datetime\Plugin\Field\FieldType\DateTimeItem

Plugin implementation of the 'datetime' field type.

Plugin annotation


@FieldType(
  id = "datetime",
  label = @Translation("Date"),
  description = {
    @Translation("Ideal when date and time needs to be input by users, like event dates and times"),
    @Translation("Date or date and time stored in a readable string format"),
    @Translation("Easy to read and understand for humans"),
  },
  category = "date_time",
  default_widget = "datetime_default",
  default_formatter = "datetime_default",
  list_class = "\Drupal\datetime\Plugin\Field\FieldType\DateTimeFieldItemList",
  constraints = {"DateTimeFormat" = {}}
)

Hierarchy

Expanded class hierarchy of DateTimeItem

18 files declare their use of DateTimeItem
Date.php in core/modules/datetime/src/Plugin/views/sort/Date.php
Date.php in core/modules/datetime/src/Plugin/views/filter/Date.php
DateFilterTest.php in core/modules/datetime/tests/src/Functional/DateFilterTest.php
DateRangeItem.php in core/modules/datetime_range/src/Plugin/Field/FieldType/DateRangeItem.php
DateTestBase.php in core/modules/datetime/tests/src/Functional/DateTestBase.php

... See full list

File

core/modules/datetime/src/Plugin/Field/FieldType/DateTimeItem.php, line 30

Namespace

Drupal\datetime\Plugin\Field\FieldType
View source
class DateTimeItem extends FieldItemBase implements DateTimeItemInterface {

  /**
   * {@inheritdoc}
   */
  public static function defaultStorageSettings() {
    return [
      'datetime_type' => 'datetime',
    ] + parent::defaultStorageSettings();
  }

  /**
   * Value for the 'datetime_type' setting: store only a date.
   */
  const DATETIME_TYPE_DATE = 'date';

  /**
   * Value for the 'datetime_type' setting: store a date and time.
   */
  const DATETIME_TYPE_DATETIME = 'datetime';

  /**
   * {@inheritdoc}
   */
  public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
    $properties['value'] = DataDefinition::create('datetime_iso8601')
      ->setLabel(new TranslatableMarkup('Date value'))
      ->setRequired(TRUE);
    $properties['date'] = DataDefinition::create('any')
      ->setLabel(new TranslatableMarkup('Computed date'))
      ->setDescription(new TranslatableMarkup('The computed DateTime object.'))
      ->setComputed(TRUE)
      ->setClass('\\Drupal\\datetime\\DateTimeComputed')
      ->setSetting('date source', 'value');
    return $properties;
  }

  /**
   * {@inheritdoc}
   */
  public static function schema(FieldStorageDefinitionInterface $field_definition) {
    return [
      'columns' => [
        'value' => [
          'description' => 'The date value.',
          'type' => 'varchar',
          'length' => 20,
        ],
      ],
      'indexes' => [
        'value' => [
          'value',
        ],
      ],
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function storageSettingsForm(array &$form, FormStateInterface $form_state, $has_data) {
    $element = [];
    $element['datetime_type'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Date type'),
      '#description' => $this
        ->t('Choose the type of date to create.'),
      '#default_value' => $this
        ->getSetting('datetime_type'),
      '#options' => [
        static::DATETIME_TYPE_DATETIME => $this
          ->t('Date and time'),
        static::DATETIME_TYPE_DATE => $this
          ->t('Date only'),
      ],
      '#disabled' => $has_data,
    ];
    return $element;
  }

  /**
   * {@inheritdoc}
   */
  public static function generateSampleValue(FieldDefinitionInterface $field_definition) {
    $type = $field_definition
      ->getSetting('datetime_type');

    // Just pick a date in the past year. No guidance is provided by this Field
    // type.
    $timestamp = \Drupal::time()
      ->getRequestTime() - mt_rand(0, 86400 * 365);
    if ($type == DateTimeItem::DATETIME_TYPE_DATE) {
      $values['value'] = gmdate(static::DATE_STORAGE_FORMAT, $timestamp);
    }
    else {
      $values['value'] = gmdate(static::DATETIME_STORAGE_FORMAT, $timestamp);
    }
    return $values;
  }

  /**
   * {@inheritdoc}
   */
  public function isEmpty() {
    $value = $this
      ->get('value')
      ->getValue();
    return $value === NULL || $value === '';
  }

  /**
   * {@inheritdoc}
   */
  public function onChange($property_name, $notify = TRUE) {

    // Enforce that the computed date is recalculated.
    if ($property_name == 'value') {
      $this->date = NULL;
    }
    parent::onChange($property_name, $notify);
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ComplexDataInterface::get public function Gets a property object.
ComplexDataInterface::getDataDefinition public function Gets the data definition. Overrides TypedDataInterface::getDataDefinition
ComplexDataInterface::getProperties public function Gets an array of property objects. 1
ComplexDataInterface::set public function Sets a property value. 1
ComplexDataInterface::toArray public function Returns an array of all property values. 1
DateTimeItem::DATETIME_TYPE_DATE constant Value for the 'datetime_type' setting: store only a date.
DateTimeItem::DATETIME_TYPE_DATETIME constant Value for the 'datetime_type' setting: store a date and time.
DateTimeItem::defaultStorageSettings public static function Defines the storage-level settings for this plugin. Overrides FieldItemBase::defaultStorageSettings
DateTimeItem::generateSampleValue public static function Generates placeholder field values. Overrides FieldItemBase::generateSampleValue 1
DateTimeItem::isEmpty public function Determines whether the data structure is empty. Overrides ComplexDataInterface::isEmpty 1
DateTimeItem::onChange public function React to changes to a child property or item. Overrides TraversableTypedDataInterface::onChange 1
DateTimeItem::propertyDefinitions public static function Defines field item properties. Overrides FieldItemInterface::propertyDefinitions 1
DateTimeItem::schema public static function Returns the schema for the field. Overrides FieldItemInterface::schema 1
DateTimeItem::storageSettingsForm public function Returns a form for the storage-level settings. Overrides FieldItemBase::storageSettingsForm 1
DateTimeItemInterface::DATETIME_STORAGE_FORMAT constant Defines the format that date and time should be stored in.
DateTimeItemInterface::DATE_STORAGE_FORMAT constant Defines the format that dates should be stored in.
DateTimeItemInterface::STORAGE_TIMEZONE constant Defines the timezone that dates should be stored in.
FieldItemBase::calculateDependencies public static function Calculates dependencies for field items. Overrides FieldItemInterface::calculateDependencies 2
FieldItemBase::calculateStorageDependencies public static function Calculates dependencies for field items on the storage level. Overrides FieldItemInterface::calculateStorageDependencies
FieldItemBase::defaultFieldSettings public static function Defines the field-level settings for this plugin. Overrides FieldItemInterface::defaultFieldSettings 6
FieldItemBase::delete public function Defines custom delete behavior for field values. Overrides FieldItemInterface::delete 2
FieldItemBase::deleteRevision public function Defines custom revision delete behavior for field values. Overrides FieldItemInterface::deleteRevision
FieldItemBase::fieldSettingsForm public function Returns a form for the field-level settings. Overrides FieldItemInterface::fieldSettingsForm 6
FieldItemBase::fieldSettingsFromConfigData public static function Returns a settings array in the field type's canonical representation. Overrides FieldItemInterface::fieldSettingsFromConfigData 1
FieldItemBase::fieldSettingsSummary public static function Returns a short summary of the field's field-level settings. Overrides FieldItemInterface::fieldSettingsSummary
FieldItemBase::fieldSettingsToConfigData public static function Returns a settings array that can be stored as a configuration value. Overrides FieldItemInterface::fieldSettingsToConfigData 1
FieldItemBase::getEntity public function Gets the entity that field belongs to. Overrides FieldItemInterface::getEntity
FieldItemBase::getFieldDefinition public function Gets the field definition. Overrides FieldItemInterface::getFieldDefinition
FieldItemBase::getLangcode public function Gets the langcode of the field values held in the object. Overrides FieldItemInterface::getLangcode
FieldItemBase::getSetting protected function Returns the value of a field setting.
FieldItemBase::getSettings protected function Returns the array of field settings.
FieldItemBase::mainPropertyName public static function Returns the name of the main property, if any. Overrides FieldItemInterface::mainPropertyName 8
FieldItemBase::onDependencyRemoval public static function Informs the plugin that a dependency of the field will be deleted. Overrides FieldItemInterface::onDependencyRemoval
FieldItemBase::postSave public function Defines custom post-save behavior for field values. Overrides FieldItemInterface::postSave 2
FieldItemBase::preSave public function Defines custom presave behavior for field values. Overrides FieldItemInterface::preSave 6
FieldItemBase::setValue public function Sets the data value. Overrides TypedDataInterface::setValue 3
FieldItemBase::storageSettingsFromConfigData public static function Returns a settings array in the field type's canonical representation. Overrides FieldItemInterface::storageSettingsFromConfigData 1
FieldItemBase::storageSettingsSummary public static function Returns a short summary of the field's storage-level settings. Overrides FieldItemInterface::storageSettingsSummary
FieldItemBase::storageSettingsToConfigData public static function Returns a settings array that can be stored as a configuration value. Overrides FieldItemInterface::storageSettingsToConfigData 1
FieldItemBase::view public function Returns a renderable array for a single field item. Overrides FieldItemInterface::view
FieldItemBase::writePropertyValue protected function Different to the parent Map class, we avoid creating property objects as far as possible in order to optimize performance. Thus we just update $this->values if no property object has been created yet.
FieldItemBase::__construct public function 1
FieldItemBase::__get public function Magic method: Gets a property value. Overrides FieldItemInterface::__get 2
FieldItemBase::__isset public function Magic method: Determines whether a property is set. Overrides FieldItemInterface::__isset
FieldItemBase::__set public function Magic method: Sets a property value. Overrides FieldItemInterface::__set 1
FieldItemBase::__unset public function Magic method: Unsets a property. Overrides FieldItemInterface::__unset
TypedDataInterface::applyDefaultValue public function Applies the default value. 6
TypedDataInterface::createInstance public static function Constructs a TypedData object given its definition and context. 1
TypedDataInterface::getConstraints public function Gets a list of validation constraints. 9
TypedDataInterface::getName public function Returns the name of a property or item. 1
TypedDataInterface::getParent public function Returns the parent data structure; i.e. either complex data or a list. 1
TypedDataInterface::getPropertyPath public function Returns the property path of the data. 1
TypedDataInterface::getRoot public function Returns the root of the typed data tree. 1
TypedDataInterface::getString public function Returns a string representation of the data. 1
TypedDataInterface::getValue public function Gets the data value. 1
TypedDataInterface::setContext public function Sets the context of a property or item via a context aware parent. 1
TypedDataInterface::validate public function Validates the currently set data value. 1