class SmartDateItem in Smart Date 3.0.x

Plugin implementation of the 'smartdate' field type.

Plugin annotation

@FieldType(
  id = "smartdate",
  label = @Translation("Smart date range"),
  description = @Translation("Create and store timestamp ranges, with an intelligent UI."),
  default_widget = "smartdate_default",
  default_formatter = "smartdate_default",
  list_class = "\Drupal\smart_date\Plugin\Field\FieldType\SmartDateFieldItemList"
)

Hierarchy

• class \Drupal\Core\TypedData\TypedData implements PluginInspectionInterface, TypedDataInterface uses DependencySerializationTrait, StringTranslationTrait, TypedDataTrait
  • class \Drupal\Core\TypedData\Plugin\DataType\Map implements \Drupal\Core\TypedData\Plugin\DataType\IteratorAggregate, ComplexDataInterface
    • class \Drupal\Core\Field\FieldItemBase implements FieldItemInterface
      • class \Drupal\Core\Field\Plugin\Field\FieldType\TimestampItem
        • class \Drupal\smart_date\Plugin\Field\FieldType\SmartDateItem

1 file declares its use of SmartDateItem

SmartDateNormalizer.php in src/Normalizer/SmartDateNormalizer.php

File

src/Plugin/Field/FieldType/SmartDateItem.php, line 23

Namespace

Drupal\smart_date\Plugin\Field\FieldType

class SmartDateItem extends TimestampItem {

  /**
   * {@inheritdoc}
   */
  public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
    $properties['value'] = DataDefinition::create('timestamp')
      ->setLabel(t('Start timestamp value'))
      ->setRequired(TRUE);
    $properties['start_time'] = DataDefinition::create('any')
      ->setLabel(t('Computed start date'))
      ->setDescription(t('The computed start DateTime object.'))
      ->setComputed(TRUE)
      ->setClass(DateTimeComputed::class)
      ->setSetting('date source', 'value');
    $properties['end_value'] = DataDefinition::create('timestamp')
      ->setLabel(t('End timestamp value'))
      ->setRequired(TRUE);
    $properties['end_time'] = DataDefinition::create('any')
      ->setLabel(t('Computed end date'))
      ->setDescription(t('The computed end DateTime object.'))
      ->setComputed(TRUE)
      ->setClass(DateTimeComputed::class)
      ->setSetting('date source', 'end_value');
    $properties['duration'] = DataDefinition::create('integer')
      ->setLabel(t('Duration, in minutes'))
      ->setRequired(FALSE);
    $properties['rrule'] = DataDefinition::create('integer')
      ->setLabel(t('RRule ID'))
      ->setSetting('unsigned', TRUE)
      ->setRequired(FALSE);
    $properties['rrule_index'] = DataDefinition::create('integer')
      ->setLabel(t('RRule Index'))
      ->setSetting('unsigned', TRUE)
      ->setRequired(FALSE);
    $properties['timezone'] = DataDefinition::create('string')
      ->setLabel(t('Timezone'))
      ->setDescription(t('The timezone of this date.'))
      ->setSetting('max_length', 32)
      ->setRequired(FALSE)
      ->addConstraint('AllowedValues', array_keys(system_time_zones(TRUE, FALSE)));
    return $properties;
  }

  /**
   * {@inheritdoc}
   */
  public static function schema(FieldStorageDefinitionInterface $field_definition) {
    $schema = [
      'columns' => [
        'value' => [
          'description' => 'The start time value.',
          'type' => 'int',
        ],
        'end_value' => [
          'description' => 'The end time value.',
          'type' => 'int',
        ],
        'duration' => [
          'description' => 'The difference between start and end times, in minutes.',
          'type' => 'int',
          'size' => 'medium',
        ],
        'rrule' => [
          'description' => 'The ID an associated recurrence rule.',
          'type' => 'int',
        ],
        'rrule_index' => [
          'description' => 'The Index of an associated recurrence rule instance.',
          'type' => 'int',
        ],
        'timezone' => [
          'description' => 'The preferred timezone.',
          'type' => 'varchar',
          'length' => 32,
        ],
      ],
      'indexes' => [
        'value' => [
          'value',
        ],
        'end_value' => [
          'end_value',
        ],
        'rrule' => [
          'rrule',
        ],
        'rrule_index' => [
          'rrule_index',
        ],
      ],
    ];
    return $schema;
  }

  /**
   * {@inheritdoc}
   */
  public static function generateSampleValue(FieldDefinitionInterface $field_definition) {

    // Pick a random timestamp in the past year.
    $timestamp = \Drupal::time()
      ->getRequestTime() - mt_rand(0, 86400 * 365);
    $duration = 60;
    $values['value'] = $timestamp;
    $values['end_value'] = $timestamp + $duration * 60;
    $values['duration'] = $duration;
    $values['timezone'] = 'UTC';
    return $values;
  }

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

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

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

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property
DependencySerializationTrait::$_serviceIds	protected	property
DependencySerializationTrait::__sleep	public	function		2
DependencySerializationTrait::__wakeup	public	function		2
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	1
FieldItemBase::defaultFieldSettings	public static	function	Defines the field-level settings for this plugin. Overrides FieldItemInterface::defaultFieldSettings	7
FieldItemBase::defaultStorageSettings	public static	function	Defines the storage-level settings for this plugin. Overrides FieldItemInterface::defaultStorageSettings	10
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	7
FieldItemBase::fieldSettingsFromConfigData	public static	function	Returns a settings array in the field type's canonical representation. Overrides FieldItemInterface::fieldSettingsFromConfigData	1
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	1
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	7
FieldItemBase::setValue	public	function	Sets the data value. Overrides Map::setValue	4
FieldItemBase::storageSettingsForm	public	function	Returns a form for the storage-level settings. Overrides FieldItemInterface::storageSettingsForm	8
FieldItemBase::storageSettingsFromConfigData	public static	function	Returns a settings array in the field type's canonical representation. Overrides FieldItemInterface::storageSettingsFromConfigData	2
FieldItemBase::storageSettingsToConfigData	public static	function	Returns a settings array that can be stored as a configuration value. Overrides FieldItemInterface::storageSettingsToConfigData	2
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 $this->values if no property object has been created yet. Overrides Map::writePropertyValue
FieldItemBase::__construct	public	function	Constructs a TypedData object given its definition and context. Overrides TypedData::__construct	1
FieldItemBase::__get	public	function	Magic method: Gets a property value. Overrides FieldItemInterface::__get	2
FieldItemBase::__isset	public	function	Magic method: Determines whether a property is set. Overrides FieldItemInterface::__isset
FieldItemBase::__set	public	function	Magic method: Sets a property value. Overrides FieldItemInterface::__set	1
FieldItemBase::__unset	public	function	Magic method: Unsets a property. Overrides FieldItemInterface::__unset
Map::$definition	protected	property	The data definition. Overrides TypedData::$definition
Map::$properties	protected	property	The array of properties.
Map::$values	protected	property	An array of values for the contained properties.
Map::applyDefaultValue	public	function	Applies the default value. Overrides TypedData::applyDefaultValue	4
Map::get	public	function	Gets a property object. Overrides ComplexDataInterface::get
Map::getIterator	public	function
Map::getProperties	public	function	Gets an array of property objects. Overrides ComplexDataInterface::getProperties
Map::getString	public	function	Returns a string representation of the data. Overrides TypedData::getString
Map::getValue	public	function	Gets the data value. Overrides TypedData::getValue	1
Map::set	public	function	Sets a property value. Overrides ComplexDataInterface::set
Map::toArray	public	function	Returns an array of all property values. Overrides ComplexDataInterface::toArray	1
Map::__clone	public	function	Magic method: Implements a deep clone.
SmartDateItem::generateSampleValue	public static	function	Generates placeholder field values. Overrides TimestampItem::generateSampleValue
SmartDateItem::isEmpty	public	function	Determines whether the data structure is empty. Overrides Map::isEmpty
SmartDateItem::onChange	public	function	React to changes to a child property or item. Overrides Map::onChange
SmartDateItem::propertyDefinitions	public static	function	Defines field item properties. Overrides TimestampItem::propertyDefinitions
SmartDateItem::schema	public static	function	Returns the schema for the field. Overrides TimestampItem::schema
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	4
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.
TypedData::$name	protected	property	The property name.
TypedData::$parent	protected	property	The parent typed data object.
TypedData::createInstance	public static	function	Constructs a TypedData object given its definition and context. Overrides TypedDataInterface::createInstance
TypedData::getConstraints	public	function	Gets a list of validation constraints. Overrides TypedDataInterface::getConstraints	9
TypedData::getDataDefinition	public	function	Gets the data definition. Overrides TypedDataInterface::getDataDefinition
TypedData::getName	public	function	Returns the name of a property or item. Overrides TypedDataInterface::getName
TypedData::getParent	public	function	Returns the parent data structure; i.e. either complex data or a list. Overrides TypedDataInterface::getParent
TypedData::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
TypedData::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
TypedData::getPropertyPath	public	function	Returns the property path of the data. Overrides TypedDataInterface::getPropertyPath
TypedData::getRoot	public	function	Returns the root of the typed data tree. Overrides TypedDataInterface::getRoot
TypedData::setContext	public	function	Sets the context of a property or item via a context aware parent. Overrides TypedDataInterface::setContext
TypedData::validate	public	function	Validates the currently set data value. Overrides TypedDataInterface::validate
TypedDataTrait::$typedDataManager	protected	property	The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager	public	function	Gets the typed data manager.	2
TypedDataTrait::setTypedDataManager	public	function	Sets the typed data manager.	2