abstract class FieldHandlerBase in CMS Content Sync 8

Same name and namespace in other branches

2.1.x src/Plugin/FieldHandlerBase.php \Drupal\cms_content_sync\Plugin\FieldHandlerBase
2.0.x src/Plugin/FieldHandlerBase.php \Drupal\cms_content_sync\Plugin\FieldHandlerBase

Common base class for field handler plugins.

View source

abstract class FieldHandlerBase extends PluginBase implements ContainerFactoryPluginInterface, FieldHandlerInterface {

  /**
   * A logger instance.
   *
   * @var \Psr\Log\LoggerInterface
   */
  protected $logger;

  /**
   * @var string
   */
  protected $entityTypeName;

  /**
   * @var string
   */
  protected $bundleName;

  /**
   * @var string
   */
  protected $fieldName;

  /**
   * @var \Drupal\Core\Field\FieldDefinitionInterface
   */
  protected $fieldDefinition;

  /**
   * @var array
   *            Additional settings as provided by
   *            {@see FieldHandlerInterface::getHandlerSettings}
   */
  protected $settings;

  /**
   * @var \Drupal\cms_content_sync\Entity\Flow
   */
  protected $flow;

  /**
   * Constructs a Drupal\rest\Plugin\ResourceBase object.
   *
   * @param array                    $configuration
   *                                                    A configuration array containing information about the plugin instance.
   *                                                    Must contain entity_type_name, bundle_name, field_name, field_definition,
   *                                                    settings and sync (see above).
   * @param string                   $plugin_id
   *                                                    The plugin_id for the plugin instance
   * @param mixed                    $plugin_definition
   *                                                    The plugin implementation definition
   * @param \Psr\Log\LoggerInterface $logger
   *                                                    A logger instance
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, LoggerInterface $logger) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->logger = $logger;
    $this->entityTypeName = $configuration['entity_type_name'];
    $this->bundleName = $configuration['bundle_name'];
    $this->fieldName = $configuration['field_name'];
    $this->fieldDefinition = $configuration['field_definition'];
    $this->settings = $configuration['settings'];
    $this->flow = $configuration['sync'];
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('logger.factory')
      ->get('cms_content_sync'));
  }

  /**
   * @return string
   */
  public function getFieldName() {
    return $this->fieldName;
  }

  /**
   * {@inheritdoc}
   */
  public function getAllowedPushOptions() {
    return [
      PushIntent::PUSH_DISABLED,
      PushIntent::PUSH_AUTOMATICALLY,
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function getAllowedPullOptions() {
    return [
      PullIntent::PULL_DISABLED,
      PullIntent::PULL_AUTOMATICALLY,
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function getHandlerSettings($current_values, $type = 'both') {

    // Nothing special here.
    return [];
  }

  /**
   * {@inheritdoc}
   */
  public function validateHandlerSettings(array &$form, FormStateInterface $form_state, $settings_key, $current_values) {

    // No settings means no validation.
  }

  /**
   * {@inheritdoc}
   */
  public function pull(PullIntent $intent) {
    $action = $intent
      ->getAction();
    $entity = $intent
      ->getEntity();

    // Deletion doesn't require any action on field basis for static data.
    if (SyncIntent::ACTION_DELETE == $action) {
      return false;
    }
    if ($intent
      ->shouldMergeChanges() && !$this
      ->forceMergeOverwrite()) {
      return false;
    }
    if (PullIntent::PULL_AUTOMATICALLY != $this->settings['import']) {
      return false;
    }

    // These fields can't be changed.
    if (!$entity
      ->isNew()) {
      if ('default_langcode' === $this->fieldName) {
        return true;
      }
    }
    $data = $intent
      ->getProperty($this->fieldName);
    if (empty($data)) {
      $entity
        ->set($this->fieldName, null);
    }
    else {
      $entity
        ->set($this->fieldName, $data);
    }
    return true;
  }

  /**
   * {@inheritdoc}
   */
  public function push(PushIntent $intent) {
    $action = $intent
      ->getAction();
    $entity = $intent
      ->getEntity();
    if (PushIntent::PUSH_AUTOMATICALLY != $this->settings['export']) {
      return false;
    }

    // Deletion doesn't require any action on field basis for static data.
    if (SyncIntent::ACTION_DELETE == $action) {
      return false;
    }
    $intent
      ->setProperty($this->fieldName, $entity
      ->get($this->fieldName)
      ->getValue());
    return true;
  }

  /**
   * @return false
   */
  protected function forceMergeOverwrite() {
    return 'changed' == $this->fieldName;
  }

}

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
FieldHandlerBase::$bundleName	protected	property
FieldHandlerBase::$entityTypeName	protected	property
FieldHandlerBase::$fieldDefinition	protected	property
FieldHandlerBase::$fieldName	protected	property
FieldHandlerBase::$flow	protected	property
FieldHandlerBase::$logger	protected	property	A logger instance.
FieldHandlerBase::$settings	protected	property	Additional settings as provided by {
FieldHandlerBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
FieldHandlerBase::forceMergeOverwrite	protected	function		1
FieldHandlerBase::getAllowedPullOptions	public	function	Get the allowed pull options. Overrides FieldHandlerInterface::getAllowedPullOptions
FieldHandlerBase::getAllowedPushOptions	public	function	Get the allowed push options. Overrides FieldHandlerInterface::getAllowedPushOptions
FieldHandlerBase::getFieldName	public	function	Overrides FieldHandlerInterface::getFieldName
FieldHandlerBase::getHandlerSettings	public	function	Get the handler settings. Overrides FieldHandlerInterface::getHandlerSettings	3
FieldHandlerBase::pull	public	function	Overrides FieldHandlerInterface::pull	8
FieldHandlerBase::push	public	function	Overrides FieldHandlerInterface::push	8
FieldHandlerBase::validateHandlerSettings	public	function	Validate the settings defined above. $form and $form_state are the same as in the Form API. $settings_key is the index at $form['sync_entities'] for this handler instance. Overrides FieldHandlerInterface::validateHandlerSettings	1
FieldHandlerBase::__construct	public	function	Constructs a Drupal\rest\Plugin\ResourceBase object. Overrides PluginBase::__construct
FieldHandlerInterface::supports	public static	function	Check if this handler supports the given field instance.	10
MessengerTrait::$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::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
StringTranslationTrait::$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.

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abstract class FieldHandlerBase in CMS Content Sync 8

Hierarchy

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