RelatedIDs.php in Salesforce Suite 8.4

Namespace

Drupal\salesforce_mapping\Plugin\SalesforceMappingField

File

modules/salesforce_mapping/src/Plugin/SalesforceMappingField/RelatedIDs.php

<?php

namespace Drupal\salesforce_mapping\Plugin\SalesforceMappingField;

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\field\Entity\FieldConfig;
use Drupal\salesforce\SFID;
use Drupal\salesforce\SObject;
use Drupal\salesforce_mapping\Entity\SalesforceMappingInterface;
use Drupal\salesforce_mapping\SalesforceMappingFieldPluginBase;
use Drupal\salesforce\Exception as SalesforceException;

/**
 * Adapter for entity Reference and fields.
 *
 * @Plugin(
 *   id = "RelatedIDs",
 *   label = @Translation("Related Entity Ids")
 * )
 */
class RelatedIDs extends SalesforceMappingFieldPluginBase {

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $pluginForm = parent::buildConfigurationForm($form, $form_state);

    // @TODO inspecting the form and form_state feels wrong, but haven't found a good way to get the entity from config before the config is saved.
    $options = $this
      ->getConfigurationOptions($form['#entity']);
    if (empty($options)) {
      $pluginForm['drupal_field_value'] += [
        '#markup' => $this
          ->t('No available entity reference fields.'),
      ];
    }
    else {
      $pluginForm['drupal_field_value'] += [
        '#type' => 'select',
        '#options' => $options,
        '#empty_option' => $this
          ->t('- Select -'),
        '#default_value' => $this
          ->config('drupal_field_value'),
        '#description' => $this
          ->t('If an existing connection is found with the selected entity reference, the linked identifier will be used.<br />For example, Salesforce ID for Drupal to SF, or Node ID for SF to Drupal.<br />If more than one entity is referenced, the entity at delta zero will be used.'),
      ];
    }
    return $pluginForm;
  }

  /**
   * {@inheritdoc}
   */
  public function value(EntityInterface $entity, SalesforceMappingInterface $mapping) {
    $field_name = $this
      ->config('drupal_field_value');
    $instances = $this->entityFieldManager
      ->getFieldDefinitions($entity
      ->getEntityTypeId(), $entity
      ->bundle());
    if (empty($instances[$field_name])) {
      return;
    }
    $field = $entity
      ->get($field_name);
    if (empty($field
      ->getValue()) || is_null($field->entity)) {

      // This reference field is blank or the referenced entity no longer
      // exists.
      return;
    }

    // Now we can actually fetch the referenced entity.
    $field_settings = $field
      ->getFieldDefinition()
      ->getSettings();

    // @TODO this procedural call will go away when sf mapping object becomes a service or field
    $referenced_mappings = $this->mappedObjectStorage
      ->loadByDrupal($field_settings['target_type'], $field->entity
      ->id());
    if (!empty($referenced_mappings)) {
      $mapping = reset($referenced_mappings);
      return $mapping
        ->sfid();
    }
  }

  /**
   * {@inheritdoc}
   */
  public function pullValue(SObject $sf_object, EntityInterface $entity, SalesforceMappingInterface $mapping) {
    if (!$this
      ->pull() || empty($this
      ->config('salesforce_field'))) {
      throw new SalesforceException('No data to pull. Salesforce field mapping is not defined.');
    }
    $value = $sf_object
      ->field($this
      ->config('salesforce_field'));

    // Empty value means nothing to do here.
    if (empty($value)) {
      return NULL;
    }

    // If value is not an SFID, make it one.
    if (!$value instanceof SFID) {
      try {
        $value = new SFID($value);
      } catch (\Exception $e) {
        return NULL;
      }
    }

    // Convert SF Id to Drupal Id.
    $referenced_mappings = $this->mappedObjectStorage
      ->loadBySfid($value);
    if (!empty($referenced_mappings)) {
      $mapped_object = reset($referenced_mappings);
      return $mapped_object
        ->getMappedEntity() ? $mapped_object
        ->getMappedEntity()
        ->id() : NULL;
    }
  }

  /**
   * Helper to build form options.
   */
  private function getConfigurationOptions($mapping) {
    $instances = $this->entityFieldManager
      ->getFieldDefinitions($mapping
      ->get('drupal_entity_type'), $mapping
      ->get('drupal_bundle'));
    $options = [];
    foreach ($instances as $name => $instance) {
      if (!$this
        ->instanceOfEntityReference($instance)) {
        continue;
      }

      // @TODO exclude config entities?
      $options[$name] = $instance
        ->getLabel();
    }
    asort($options);
    return $options;
  }

  /**
   * {@inheritdoc}
   */
  public function getPluginDefinition() {
    $definition = parent::getPluginDefinition();
    $definition['config_dependencies']['config'] = [];

    // Add reference field.
    if ($field = FieldConfig::loadByName($this->mapping
      ->getDrupalEntityType(), $this->mapping
      ->getDrupalBundle(), $this
      ->config('drupal_field_value'))) {
      $definition['config_dependencies']['config'][] = $field
        ->getConfigDependencyName();

      // Add dependencies of referenced field.
      foreach ($field
        ->getDependencies() as $type => $dependency) {
        foreach ($dependency as $item) {
          $definition['config_dependencies'][$type][] = $item;
        }
      }
    }
    return $definition;
  }

  /**
   * {@inheritdoc}
   */
  public function checkFieldMappingDependency(array $dependencies) {
    $definition = $this
      ->getPluginDefinition();
    foreach ($definition['config_dependencies'] as $type => $dependency) {
      foreach ($dependency as $item) {
        if (!empty($dependencies[$type][$item])) {
          return TRUE;
        }
      }
    }
  }

}

Classes

Name	Description
RelatedIDs	Adapter for entity Reference and fields.