RelatedProperties.php in Salesforce Suite 8.3

Namespace

Drupal\salesforce_mapping\Plugin\SalesforceMappingField

File

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

<?php

namespace Drupal\salesforce_mapping\Plugin\SalesforceMappingField;

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\salesforce_mapping\Entity\SalesforceMappingInterface;
use Drupal\salesforce_mapping\SalesforceMappingFieldPluginBase;

/**
 * Adapter for entity Reference and fields.
 *
 * @Plugin(
 *   id = "RelatedProperties",
 *   label = @Translation("Related Entity Properties")
 * )
 */
class RelatedProperties 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' => 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('Select a property from the referenced field.<br />If more than one entity is referenced, the entity at delta zero will be used.<br />An entity reference field will be used to sync an identifier, e.g. Salesforce ID and Node ID.'),
      ];
    }
    return $pluginForm;
  }

  /**
   * {@inheritdoc}
   */
  public function value(EntityInterface $entity, SalesforceMappingInterface $mapping) {
    list($field_name, $referenced_field_name) = explode(':', $this
      ->config('drupal_field_value'), 2);

    // Since we're not setting hard restrictions around bundles/fields, we may
    // have a field that doesn't exist for the given bundle/entity. In that
    // case, calling get() on an entity with a non-existent field argument
    // causes an exception during entity save. Probably a bug, but I haven't
    // found it in the issue queue. So, just check first to make sure the field
    // exists.
    $instances = $this->entityFieldManager
      ->getFieldDefinitions($mapping
      ->get('drupal_entity_type'), $mapping
      ->get('drupal_bundle'));
    if (empty($instances[$field_name])) {
      return;
    }
    $field = $entity
      ->get($field_name);
    if (empty($field->entity)) {

      // This reference field is blank.
      return;
    }
    try {
      $describe = $this->salesforceClient
        ->objectDescribe($mapping
        ->getSalesforceObjectType());
      $field_definition = $describe
        ->getField($this
        ->config('salesforce_field'));
      if ($field_definition['type'] == 'multipicklist') {
        $values = [];
        foreach ($field as $ref_entity) {
          $values[] = $ref_entity->entity
            ->get($referenced_field_name)->value;
        }
        return implode(';', $values);
      }
      else {
        return $field->entity
          ->get($referenced_field_name)->value;
      }
    } catch (\Exception $e) {
      return NULL;
    }
  }

  /**
   * Form options helper.
   */
  protected function getConfigurationOptions($mapping) {
    $instances = $this->entityFieldManager
      ->getFieldDefinitions($mapping
      ->get('drupal_entity_type'), $mapping
      ->get('drupal_bundle'));
    if (empty($instances)) {
      return;
    }
    $options = [];

    // Loop over every field on the mapped entity. For reference fields, expose
    // all properties of the referenced entity.
    foreach ($instances as $instance) {
      if (!$this
        ->instanceOfEntityReference($instance)) {
        continue;
      }
      $settings = $this
        ->selectionPluginManager()
        ->getSelectionHandler($instance)
        ->getConfiguration();
      $entity_type = $settings['target_type'];
      $properties = [];

      // If handler is default and allowed bundles are set, include all fields
      // from all allowed bundles.
      try {
        if (!empty($settings['handler_settings']['target_bundles'])) {
          foreach ($settings['handler_settings']['target_bundles'] as $bundle) {
            $properties += $this->entityFieldManager
              ->getFieldDefinitions($entity_type, $bundle);
          }
        }
        else {
          $properties += $this->entityFieldManager
            ->getBaseFieldDefinitions($entity_type);
          $bundles = array_keys($this->entityTypeBundleInfo
            ->getBundleInfo($entity_type));
          foreach ($bundles as $bundle) {
            $properties += $this->entityFieldManager
              ->getFieldDefinitions($entity_type, $bundle);
          }
        }
      } catch (\Exception $e) {

        // @TODO is there a better way to exclude non-fieldables?
        continue;
      }
      foreach ($properties as $key => $property) {
        $options[(string) $instance
          ->getLabel()][$instance
          ->getName() . ':' . $key] = $property
          ->getLabel();
      }
    }
    if (empty($options)) {
      return;
    }

    // Alphabetize options for UI.
    foreach ($options as $group => &$option_set) {
      asort($option_set);
    }
    asort($options);
    return $options;
  }

}

Classes

Name	Description
RelatedProperties	Adapter for entity Reference and fields.