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class Field in Drupal 9

Same name in this branch
  1. 9 core/modules/field/src/Plugin/migrate/source/d6/Field.php \Drupal\field\Plugin\migrate\source\d6\Field
  2. 9 core/modules/field/src/Plugin/migrate/source/d7/Field.php \Drupal\field\Plugin\migrate\source\d7\Field
Same name and namespace in other branches
  1. 8 core/modules/field/src/Plugin/migrate/source/d6/Field.php \Drupal\field\Plugin\migrate\source\d6\Field

Drupal 6 field source from database.

For available configuration keys, refer to the parent classes:

Plugin annotation


@MigrateSource(
  id = "d6_field",
  source_module = "content"
)

Hierarchy

Expanded class hierarchy of Field

See also

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

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

15 string references to 'Field'
ConfigTranslationFieldListBuilder::buildHeader in core/modules/config_translation/src/Controller/ConfigTranslationFieldListBuilder.php
Builds the header row for the entity listing.
DataFieldRow::buildOptionsForm in core/modules/rest/src/Plugin/views/row/DataFieldRow.php
Provide a form for setting options.
EntityFormDisplayEditForm::getTableHeader in core/modules/field_ui/src/Form/EntityFormDisplayEditForm.php
Returns an array containing the table headers.
EntityViewDisplayEditForm::getTableHeader in core/modules/field_ui/src/Form/EntityViewDisplayEditForm.php
Returns an array containing the table headers.
field.info.yml in core/modules/field/field.info.yml
core/modules/field/field.info.yml

... See full list

File

core/modules/field/src/Plugin/migrate/source/d6/Field.php, line 20

Namespace

Drupal\field\Plugin\migrate\source\d6
View source
class Field extends DrupalSqlBase {

  /**
   * {@inheritdoc}
   */
  public function query() {
    $query = $this
      ->select('content_node_field', 'cnf')
      ->fields('cnf', [
      'field_name',
      'type',
      'global_settings',
      'required',
      'multiple',
      'db_storage',
      'module',
      'db_columns',
      'active',
      'locked',
    ])
      ->distinct();

    // Only import fields which are actually being used.
    $query
      ->innerJoin('content_node_field_instance', 'cnfi', '[cnfi].[field_name] = [cnf].[field_name]');
    return $query;
  }

  /**
   * {@inheritdoc}
   */
  public function fields() {
    return [
      'field_name' => $this
        ->t('Field name'),
      'type' => $this
        ->t('Type (text, integer, ....)'),
      'widget_type' => $this
        ->t('An instance-specific widget type'),
      'global_settings' => $this
        ->t('Global settings. Shared with every field instance.'),
      'required' => $this
        ->t('Required'),
      'multiple' => $this
        ->t('Multiple'),
      'db_storage' => $this
        ->t('DB storage'),
      'module' => $this
        ->t('Module'),
      'db_columns' => $this
        ->t('DB Columns'),
      'active' => $this
        ->t('Active'),
      'locked' => $this
        ->t('Locked'),
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function prepareRow(Row $row) {

    // The instance widget_type helps determine what D8 field type we'll use.
    // Identify the distinct widget_types being used in D6.
    $widget_types = $this
      ->select('content_node_field_instance', 'cnfi')
      ->fields('cnfi', [
      'widget_type',
    ])
      ->condition('field_name', $row
      ->getSourceProperty('field_name'))
      ->distinct()
      ->orderBy('widget_type')
      ->execute()
      ->fetchCol();

    // Arbitrarily use the first widget_type - if there are multiples, let the
    // migrator know.
    $row
      ->setSourceProperty('widget_type', $widget_types[0]);
    if (count($widget_types) > 1) {
      $this->migration
        ->getIdMap()
        ->saveMessage([
        'field_name' => $row
          ->getSourceProperty('field_name'),
      ], $this
        ->t('Widget types @types are used in Drupal 6 field instances: widget type @selected_type applied to the Drupal 8 base field', [
        '@types' => implode(', ', $widget_types),
        '@selected_type' => $widget_types[0],
      ]));
    }

    // Unserialize data.
    $global_settings = unserialize($row
      ->getSourceProperty('global_settings'));
    $db_columns = unserialize($row
      ->getSourceProperty('db_columns'));
    $row
      ->setSourceProperty('global_settings', $global_settings);
    $row
      ->setSourceProperty('db_columns', $db_columns);
    return parent::prepareRow($row);
  }

  /**
   * {@inheritdoc}
   */
  public function getIds() {
    $ids['field_name'] = [
      'type' => 'string',
      'alias' => 'cnf',
    ];
    return $ids;
  }

}

Members

Namesort descending 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 1
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 3
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 6
Field::fields public function Returns available fields on the source. Overrides MigrateSourceInterface::fields 2
Field::getIds public function Defines the source fields uniquely identifying a source row. Overrides MigrateSourceInterface::getIds 2
Field::prepareRow public function Adds additional data to the row. Overrides SourcePluginBase::prepareRow
Field::query public function Overrides SqlBase::query 2
MessengerTrait::$messenger protected property The messenger. 27
MessengerTrait::messenger public function Gets the messenger. 27
MessengerTrait::setMessenger public function Sets the messenger.
MigrateSourceInterface::NOT_COUNTABLE constant Indicates that the source is not countable.
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$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 2
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.
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::$trackChanges protected property Flags whether to track changes to incoming data. 1
SourcePluginBase::aboveHighwater protected function Check if the incoming data is newer than what we've previously imported.
SourcePluginBase::count public function Gets the source count. 9
SourcePluginBase::current public function
SourcePluginBase::getCache protected function Gets the cache object.
SourcePluginBase::getCurrentIds public function Gets the currentSourceIds data member.
SourcePluginBase::getHighWater protected function The current value of the high water mark.
SourcePluginBase::getHighWaterField protected function Get the name of the field used as the high watermark.
SourcePluginBase::getHighWaterProperty protected function Get information on the property used as the high watermark.
SourcePluginBase::getHighWaterStorage protected function Get the high water storage object.
SourcePluginBase::getIterator protected function Returns the iterator that will yield the row arrays to be processed.
SourcePluginBase::getModuleHandler protected function Gets the module handler.
SourcePluginBase::getSourceModule public function Gets the source module providing the source data. Overrides MigrateSourceInterface::getSourceModule
SourcePluginBase::key public function Gets the iterator key.
SourcePluginBase::next public function
SourcePluginBase::postRollback public function Performs post-rollback tasks. Overrides RollbackAwareInterface::postRollback
SourcePluginBase::preRollback public function Performs pre-rollback tasks. Overrides RollbackAwareInterface::preRollback
SourcePluginBase::rewind public function Rewinds the iterator.
SourcePluginBase::rowChanged protected function Checks if the incoming row has changed since our last import.
SourcePluginBase::saveHighWater protected function Save the new high water mark.
SourcePluginBase::valid public function Checks whether the iterator is currently valid.
SqlBase::$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::$query protected property The query string.
SqlBase::$state protected property State service for retrieving database info.
SqlBase::doCount protected function Gets the source count using countQuery(). Overrides SourcePluginBase::doCount
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::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. 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.