simplesamlphp_custom_attributes.module in SimpleSAMLphp Custom Attribute Mapping 8

SimpleSAMLphp Custom Attribute Mapping module.

File

simplesamlphp_custom_attributes.module

<?php

/**
 * @file
 * SimpleSAMLphp Custom Attribute Mapping module.
 */
use Drupal\user\UserInterface;

/**
 * Implements hook_help().
 */
function simplesamlphp_custom_attributes_help($route_name) {
  switch ($route_name) {
    case 'simplesamlphp_custom_attributes.list':
    case 'help.page.simplesamlphp_custom_attributes':
      return t('<p>This module saves SimpleSAMLphp attributes to Drupal user fields.</p>');
  }
}

/**
 * Alter a user account after authentication using attribute mapping.
 *
 * @param Drupal\user\UserInterface $account
 *   The user account that can be altered.
 * @param array $attributes
 *   The SimpleSAMLphp attributes for this user.
 *
 * @return bool|UserInterface
 *   The altered user account
 */
function simplesamlphp_custom_attributes_simplesamlphp_auth_user_attributes(UserInterface $account, array $attributes) {
  $mappings = Drupal::config('simplesamlphp_custom_attributes.mappings')
    ->get('mappings');

  /** @var Drupal\Core\Entity\EntityFieldManagerInterface $entityFieldManager */
  $entityFieldManager = Drupal::service('entity_field.manager');
  $fields = $entityFieldManager
    ->getFieldDefinitions('user', 'user');
  $changed = 0;
  foreach ($mappings as $mapping) {
    if (isset($attributes[$mapping['attribute_name']]) && $account
      ->hasField($mapping['field_name']) && isset($fields[$mapping['field_name']])) {
      $changed = 1;
      $attribute = $attributes[$mapping['attribute_name']];
      $field = $fields[$mapping['field_name']];
      $type = $field
        ->getType();
      $cardinality = $field
        ->getFieldStorageDefinition()
        ->getCardinality();

      // Handle entity reference fields.
      if ($type === 'entity_reference' && is_numeric($attribute)) {
        $attribute = [
          'target_id' => $attribute,
        ];
      }

      // Basic support for cardinality.
      if ($cardinality !== 1 and $type === 'entity_reference') {
        $account
          ->get($mapping['field_name'])
          ->appendItem($attribute);
      }
      else {
        $account
          ->set($mapping['field_name'], $attribute);
      }
    }
  }
  return $changed ? $account : FALSE;
}

Functions

Name	Description
simplesamlphp_custom_attributes_help	Implements hook_help().
simplesamlphp_custom_attributes_simplesamlphp_auth_user_attributes	Alter a user account after authentication using attribute mapping.