LtiToolProviderAttributesSettingsForm.php in LTI Tool Provider 8

Namespace

Drupal\lti_tool_provider_attributes\Form

File

modules/lti_tool_provider_attributes/src/Form/LtiToolProviderAttributesSettingsForm.php

<?php

namespace Drupal\lti_tool_provider_attributes\Form;

use Drupal;
use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
class LtiToolProviderAttributesSettingsForm extends ConfigFormBase {

  /**
   * {@inheritdoc}
   */
  public function getFormId() : string {
    return 'lti_tool_provider_attributes_form';
  }

  /**
   * {@inheritdoc}
   */
  protected function getEditableConfigNames() : array {
    return [
      'lti_tool_provider_attributes.settings',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state, $filter = '') : array {
    $settings = $this
      ->config('lti_tool_provider_attributes.settings');
    $mapped_attributes = $settings
      ->get('mapped_attributes');
    $lti_launch = $this
      ->config('lti_tool_provider.settings')
      ->get('lti_launch');
    $form['mapped_attributes'] = [
      '#type' => 'table',
      '#tree' => true,
      '#caption' => t('This page allows you to map LTI attrubutes to Drupal user attributes. This is applied every time a user logs in via LTI.'),
      '#header' => [
        t('User Field'),
        t('LTI Attribute'),
      ],
    ];

    /* @var $entityManager Drupal\Core\Entity\EntityFieldManagerInterface */
    $entityManager = Drupal::service('entity_field.manager');
    $userFieldDefinitions = $entityManager
      ->getFieldDefinitions('user', 'user');
    foreach ($userFieldDefinitions as $key => $field) {
      $type = $field
        ->getType();
      if ($type === 'string') {
        $form['mapped_attributes'][$key] = [
          'user_attribute' => [
            '#type' => 'item',
            '#title' => $field
              ->getLabel(),
          ],
          'lti_attribute' => [
            '#type' => 'select',
            '#required' => false,
            '#empty_option' => t('None'),
            '#empty_value' => true,
            '#default_value' => $mapped_attributes[$key],
            '#options' => array_combine($lti_launch, $lti_launch),
          ],
        ];
      }
    }
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $settings = $this
      ->config('lti_tool_provider_attributes.settings');
    $lti_launch = $this
      ->config('lti_tool_provider.settings')
      ->get('lti_launch');
    $mapped_attributes = [];
    foreach ($form_state
      ->getValue('mapped_attributes') as $key => $value) {
      if (in_array($value['lti_attribute'], $lti_launch)) {
        $mapped_attributes[$key] = $value['lti_attribute'];
      }
    }
    $settings
      ->set('mapped_attributes', $mapped_attributes)
      ->save();
  }

}

Classes

Name	Description
LtiToolProviderAttributesSettingsForm