abstract class FieldableEntity in Drupal 10

Base class for D7 source plugins which need to collect field values from the Field API.

Refer to the existing implementations for examples:

For available configuration keys, refer to the parent classes.

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\migrate\Plugin\migrate\source\SourcePluginBase implements RollbackAwareInterface, MigrateSourceInterface
      • class \Drupal\migrate\Plugin\migrate\source\SqlBase implements ContainerFactoryPluginInterface, RequirementsInterface
        • class \Drupal\migrate_drupal\Plugin\migrate\source\DrupalSqlBase implements DependentPluginInterface uses DependencyTrait
          • class \Drupal\migrate_drupal\Plugin\migrate\source\d7\FieldableEntity

See also

\Drupal\node\Plugin\migrate\source\d7\Node

\Drupal\user\Plugin\migrate\source\d7\User

\Drupal\migrate\Plugin\migrate\source\SqlBase

\Drupal\migrate\Plugin\migrate\source\SourcePluginBase

8 files declare their use of FieldableEntity

Comment.php in core/modules/comment/src/Plugin/migrate/source/d7/Comment.php

CommentEntityTranslation.php in core/modules/comment/src/Plugin/migrate/source/d7/CommentEntityTranslation.php

Node.php in core/modules/node/src/Plugin/migrate/source/d7/Node.php

NodeEntityTranslation.php in core/modules/node/src/Plugin/migrate/source/d7/NodeEntityTranslation.php

Term.php in core/modules/taxonomy/src/Plugin/migrate/source/d7/Term.php

... See full list

File

core/modules/migrate_drupal/src/Plugin/migrate/source/d7/FieldableEntity.php, line 20

Namespace

Drupal\migrate_drupal\Plugin\migrate\source\d7

abstract class FieldableEntity extends DrupalSqlBase {

  /**
   * Returns all non-deleted field instances attached to a specific entity type.
   *
   * Typically, getFields() is used in the prepareRow method of a source plugin
   * to get a list of all the field instances of the entity. A source plugin can
   * then loop through the list of fields to do any other preparation before
   * processing the row. Typically, a source plugin will use getFieldValues()
   * to get the values of each field.
   *
   * @param string $entity_type
   *   The entity type ID.
   * @param string|null $bundle
   *   (optional) The bundle.
   *
   * @return array[]
   *   The field instances, keyed by field name.
   */
  protected function getFields($entity_type, $bundle = NULL) {
    $query = $this
      ->select('field_config_instance', 'fci')
      ->fields('fci')
      ->condition('fci.entity_type', $entity_type)
      ->condition('fci.bundle', $bundle ?? $entity_type)
      ->condition('fci.deleted', 0);

    // Join the 'field_config' table and add the 'translatable' setting to the
    // query.
    $query
      ->leftJoin('field_config', 'fc', '[fci].[field_id] = [fc].[id]');
    $query
      ->addField('fc', 'translatable');
    return $query
      ->execute()
      ->fetchAllAssoc('field_name');
  }

  /**
   * Retrieves field values for a single field of a single entity.
   *
   * Typically, getFieldValues() is used in the prepareRow method of a source
   * plugin where the return values are placed on the row source.
   *
   * @param string $entity_type
   *   The entity type.
   * @param string $field
   *   The field name.
   * @param int $entity_id
   *   The entity ID.
   * @param int|null $revision_id
   *   (optional) The entity revision ID.
   * @param string $language
   *   (optional) The field language.
   *
   * @return array
   *   The raw field values, keyed and sorted by delta.
   */
  protected function getFieldValues($entity_type, $field, $entity_id, $revision_id = NULL, $language = NULL) {
    $table = (isset($revision_id) ? 'field_revision_' : 'field_data_') . $field;
    $query = $this
      ->select($table, 't')
      ->fields('t')
      ->condition('entity_type', $entity_type)
      ->condition('entity_id', $entity_id)
      ->condition('deleted', 0)
      ->orderBy('delta');
    if (isset($revision_id)) {
      $query
        ->condition('revision_id', $revision_id);
    }

    // Add 'language' as a query condition if it has been defined by Entity
    // Translation.
    if ($language) {
      $query
        ->condition('language', $language);
    }
    $values = [];
    foreach ($query
      ->execute() as $row) {
      foreach ($row as $key => $value) {
        $delta = $row['delta'];
        if (strpos($key, $field) === 0) {
          $column = substr($key, strlen($field) + 1);
          $values[$delta][$column] = $value;
        }
      }
    }
    return $values;
  }

  /**
   * Checks if an entity type uses Entity Translation.
   *
   * @param string $entity_type
   *   The entity type.
   *
   * @return bool
   *   Whether the entity type uses entity translation.
   */
  protected function isEntityTranslatable($entity_type) {
    return in_array($entity_type, $this
      ->variableGet('entity_translation_entity_types', []), TRUE);
  }

  /**
   * Gets an entity source language from the 'entity_translation' table.
   *
   * @param string $entity_type
   *   The entity type.
   * @param int $entity_id
   *   The entity ID.
   *
   * @return string|bool
   *   The entity source language or FALSE if no source language was found.
   */
  protected function getEntityTranslationSourceLanguage($entity_type, $entity_id) {
    try {
      return $this
        ->select('entity_translation', 'et')
        ->fields('et', [
        'language',
      ])
        ->condition('entity_type', $entity_type)
        ->condition('entity_id', $entity_id)
        ->condition('source', '')
        ->execute()
        ->fetchField();
    } catch (\Exception $e) {
      return FALSE;
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property
DependencySerializationTrait::$_serviceIds	protected	property
DependencySerializationTrait::__wakeup	public	function		2
DependencyTrait::$dependencies	protected	property	The object's dependencies.
DependencyTrait::addDependencies	protected	function	Adds multiple dependencies.
DependencyTrait::addDependency	protected	function	Adds a dependency.
DrupalSqlBase::$entityTypeManager	protected	property	The entity type manager.
DrupalSqlBase::$requirements	protected	property	If the source provider is missing.
DrupalSqlBase::$systemData	protected	property	The contents of the system table.
DrupalSqlBase::calculateDependencies	public	function	Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies
DrupalSqlBase::checkRequirements	public	function	Checks if requirements for this plugin are OK. Overrides SqlBase::checkRequirements	4
DrupalSqlBase::create	public static	function	Creates an instance of the plugin. Overrides SqlBase::create	2
DrupalSqlBase::getModuleSchemaVersion	protected	function	Retrieves a module schema_version from the source Drupal database.
DrupalSqlBase::getSystemData	public	function	Retrieves all system data information from the source Drupal database.
DrupalSqlBase::moduleExists	protected	function	Checks if a given module is enabled in the source Drupal database.
DrupalSqlBase::variableGet	protected	function	Reads a variable from a source Drupal database.
DrupalSqlBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object. Overrides SqlBase::__construct	5
FieldableEntity::getEntityTranslationSourceLanguage	protected	function	Gets an entity source language from the 'entity_translation' table.
FieldableEntity::getFields	protected	function	Returns all non-deleted field instances attached to a specific entity type.
FieldableEntity::getFieldValues	protected	function	Retrieves field values for a single field of a single entity.
FieldableEntity::isEntityTranslatable	protected	function	Checks if an entity type uses Entity Translation.
MessengerTrait::$messenger	protected	property	The messenger.	18
MessengerTrait::messenger	public	function	Gets the messenger.	18
MessengerTrait::setMessenger	public	function	Sets the messenger.
MigrateSourceInterface::fields	public	function	Returns available fields on the source.	87
MigrateSourceInterface::getIds	public	function	Defines the source fields uniquely identifying a source row.	87
MigrateSourceInterface::NOT_COUNTABLE		constant	Indicates that the source is not countable.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
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
PluginBase::getDerivativeId	public	function
PluginBase::getPluginDefinition	public	function		2
PluginBase::getPluginId	public	function
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
SourcePluginBase::$cache	protected	property	The backend cache.
SourcePluginBase::$cacheCounts	protected	property	Whether this instance should cache the source count.	1
SourcePluginBase::$cacheKey	protected	property	Key to use for caching counts.
SourcePluginBase::$currentRow	protected	property	The current row from the query.
SourcePluginBase::$currentSourceIds	protected	property	The primary key of the current row.
SourcePluginBase::$highWaterProperty	protected	property	Information on the property used as the high-water mark.
SourcePluginBase::$highWaterStorage	protected	property	The key-value storage for the high-water value.
SourcePluginBase::$idMap	protected	property	The migration ID map.
SourcePluginBase::$iterator	protected	property	The iterator to iterate over the source rows.
SourcePluginBase::$mapRowAdded	protected	property	Flags whether source plugin will read the map row and add to data row.
SourcePluginBase::$migration	protected	property	The entity migration object.
SourcePluginBase::$moduleHandler	protected	property	The module handler service.	2
SourcePluginBase::$originalHighWater	protected	property	The high water mark at the beginning of the import operation.
SourcePluginBase::$skipCount	protected	property	Whether this instance should not attempt to count the source.	1
SourcePluginBase::$trackChanges	protected	property	Flags whether to track changes to incoming data.	1
SourcePluginBase::aboveHighWater	protected	function	Check if the incoming data is newer than what we've previously imported.
SourcePluginBase::count	public	function		2
SourcePluginBase::current	public	function
SourcePluginBase::getCache	protected	function	Gets the cache object.
SourcePluginBase::getCurrentIds	public	function	Gets the currentSourceIds data member.
SourcePluginBase::getHighWater	protected	function	The current value of the high water mark.
SourcePluginBase::getHighWaterField	protected	function	Get the name of the field used as the high watermark.
SourcePluginBase::getHighWaterProperty	protected	function	Get information on the property used as the high watermark.
SourcePluginBase::getHighWaterStorage	protected	function	Get the high water storage object.
SourcePluginBase::getIterator	protected	function	Returns the iterator that will yield the row arrays to be processed.
SourcePluginBase::getModuleHandler	protected	function	Gets the module handler.
SourcePluginBase::getSourceModule	public	function	Gets the source module providing the source data. Overrides MigrateSourceInterface::getSourceModule
SourcePluginBase::key	public	function
SourcePluginBase::next	public	function
SourcePluginBase::postRollback	public	function	Performs post-rollback tasks. Overrides RollbackAwareInterface::postRollback
SourcePluginBase::prepareRow	public	function	Adds additional data to the row. Overrides MigrateSourceInterface::prepareRow	50
SourcePluginBase::preRollback	public	function	Performs pre-rollback tasks. Overrides RollbackAwareInterface::preRollback
SourcePluginBase::rewind	public	function
SourcePluginBase::rowChanged	protected	function	Checks if the incoming row has changed since our last import.
SourcePluginBase::saveHighWater	protected	function	Save the new high water mark.
SourcePluginBase::valid	public	function
SqlBase::$batch	protected	property	The count of the number of batches run.
SqlBase::$batchSize	protected	property	Number of records to fetch from the database during each batch.
SqlBase::$database	protected	property	The database object.	1
SqlBase::$query	protected	property	The query string.	82
SqlBase::$state	protected	property	State service for retrieving database info.
SqlBase::doCount	protected	function	Gets the source count using countQuery(). Overrides SourcePluginBase::doCount	6
SqlBase::fetchNextBatch	protected	function	Prepares query for the next set of data from the source database.
SqlBase::fetchNextRow	protected	function	Position the iterator to the following row. Overrides SourcePluginBase::fetchNextRow
SqlBase::getDatabase	public	function	Gets the database connection object.	2
SqlBase::initializeIterator	protected	function	Initializes the iterator with the source data. Overrides SourcePluginBase::initializeIterator	18
SqlBase::mapJoinable	protected	function	Checks if we can join against the map table.	1
SqlBase::prepareQuery	protected	function	Adds tags and metadata to the query.
SqlBase::query	abstract public	function		82
SqlBase::select	protected	function	Wrapper for database select.
SqlBase::setUpDatabase	protected	function	Gets a connection to the referenced database.
SqlBase::__sleep	public	function	Overrides DependencySerializationTrait::__sleep
SqlBase::__toString	public	function	Prints the query string when the object is used as a string. Overrides MigrateSourceInterface::__toString
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	3
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.	1
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.