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ConfigPermListForm.php in Custom Permissions 8.2

Same filename and directory in other branches
  1. 8 src/Form/ConfigPermListForm.php

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src/Form/ConfigPermListForm.php
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<?php

namespace Drupal\config_perms\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\config_perms\Entity\CustomPermsEntity;
use Drupal\Core\Routing\RouteBuilderInterface;
use Drupal\Core\Routing\RouteProviderInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Class ConfigPermListForm.
 *
 * @package Drupal\config_perms\Form
 */
class ConfigPermListForm extends FormBase {

  /**
   * Router Provider service.
   *
   * @var \Drupal\Core\Routing\RouteProvider
   */
  protected $routerProvider;

  /**
   * Router Builder service.
   *
   * @var \Drupal\Core\Routing\RouteBuilder
   */
  protected $routerBuilder;

  /**
   * Class constructor.
   *
   * @param \Drupal\Core\Routing\RouteProviderInterface $router_provider
   *   The router provider service.
   * @param \Drupal\Core\Routing\RouteBuilderInterface $router_builder
   *   The router builder service.
   */
  public function __construct(RouteProviderInterface $router_provider, RouteBuilderInterface $router_builder) {
    $this->routerProvider = $router_provider;
    $this->routerBuilder = $router_builder;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {

    // Instantiates this form class.
    return new static($container
      ->get('router.route_provider'), $container
      ->get('router.builder'));
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'config_perm_list_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form['perms'] = [
      '#type' => 'fieldset',
      '#title' => $this
        ->t('Custom Permissions'),
      '#description' => '<p>' . $this
        ->t("Please note that the order in which permissions are granted are as follows:") . '</p>' . "<ul>\n       <li>" . $this
        ->t("Custom permissions only support routes") . "</li>\n\n       <li>" . $this
        ->t("User 1 still maintains full control") . "</li>\n\n       <li>" . $this
        ->t("Remove the permission 'Administer site configuration' from roles you wish to give access to only specified custom site configuration permissions") . "</li>\n\n      </ul>",
      '#collapsible' => 1,
      '#collapsed' => 0,
    ];
    $perms = CustomPermsEntity::loadMultiple();
    $header = [
      $this
        ->t('Enabled'),
      $this
        ->t('Name'),
      $this
        ->t('Route(s)'),
      '',
      '',
    ];
    $form['perms']['local'] = [
      '#type' => 'table',
      '#header' => $header,
      '#prefix' => '<div id="config_perms-wrapper">',
      '#suffix' => '</div>',
    ];

    /** @var \Drupal\config_perms\Entity\CustomPermsEntity $perm */
    foreach ($perms as $key => $perm) {
      $form['perms']['local'][$key] = [
        '#tree' => TRUE,
      ];
      $form['perms']['local'][$key]['status'] = [
        '#type' => 'checkbox',
        '#default_value' => $perm
          ->status(),
      ];
      $form['perms']['local'][$key]['name'] = [
        '#type' => 'textfield',
        '#default_value' => $perm
          ->label(),
        '#size' => 30,
      ];
      $form['perms']['local'][$key]['route'] = [
        '#type' => 'textarea',
        '#default_value' => $perm
          ->getRoute(),
        '#size' => 50,
        '#rows' => 1,
      ];

      // Delete link.
      $delete_link = $perm
        ->toLink($this
        ->t('Delete'), 'delete-form');
      $form['perms']['local'][$key]['delete'] = $delete_link
        ->toRenderable();
      $form['perms']['local'][$key]['id'] = [
        '#type' => 'hidden',
        '#default_value' => $perm
          ->id(),
      ];
    }
    $num_new = $form_state
      ->getValue('num_new');
    if (empty($num_new)) {
      $form_state
        ->setValue('num_new', '0');
    }
    for ($i = 0; $i < $form_state
      ->getValue('num_new'); $i++) {
      $form['perms']['local']['new']['status'] = [
        '#type' => 'checkbox',
        '#default_value' => '',
      ];
      $form['perms']['local']['new']['name'] = [
        '#type' => 'textfield',
        '#default_value' => '',
        '#size' => 30,
      ];
      $form['perms']['local']['new']['route'] = [
        '#type' => 'textarea',
        '#default_value' => '',
        '#rows' => 2,
        '#size' => 50,
      ];
    }
    $form['perms']['add']['status'] = [
      '#name' => 'status',
      '#id' => 'edit-local-status',
      '#type' => 'submit',
      '#value' => $this
        ->t('Add permission'),
      '#submit' => [
        '::configPermsAdminFormAddSubmit',
      ],
      '#ajax' => [
        'callback' => '::configPermsAdminFormAddCallback',
        'wrapper' => 'config_perms-wrapper',
      ],
    ];
    $form['submit'] = [
      '#type' => 'submit',
      '#value' => $this
        ->t('Save'),
    ];
    return $form;
  }

  /**
   * Callback for add button.
   */
  public function configPermsAdminFormAddCallback($form, $form_state) {
    return $form['perms']['local'];
  }

  /**
   * Submit for add button.
   */
  public function configPermsAdminFormAddSubmit($form, &$form_state) {
    $form_state
      ->setValue('num_new', $form_state
      ->getValue('num_new') + 1);
    $form_state
      ->setRebuild();
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
    $values = $form_state
      ->getValues();
    $perms = CustomPermsEntity::loadMultiple();
    foreach ($values['local'] as $key => $perm) {
      if (empty($perm['name']) && empty($perm['route']) && $key != 'new') {
        $entity = CustomPermsEntity::load($perm['id']);
        $entity
          ->delete();
      }
      else {
        if (empty($perm['name'])) {
          $form_state
            ->setErrorByName("local][" . $key . "", $this
            ->t("The name cannot be empty."));
        }
        if (empty($perm['route'])) {
          $form_state
            ->setErrorByName("local][" . $key . "", $this
            ->t("The route cannot be empty."));
        }
        if (array_key_exists($this
          ->configPermsGenerateMachineName($perm['name']), $perms) && !isset($perm['id'])) {
          $form_state
            ->setErrorByName("local][" . $key . "", $this
            ->t("A permission with that name already exists."));
        }
        if (!empty($perm['route'])) {
          $routes = config_perms_parse_path($perm['route']);
          foreach ($routes as $route) {
            if (count($this->routerProvider
              ->getRoutesByNames([
              $route,
            ])) < 1) {
              $form_state
                ->setErrorByName("local][" . $key . "", $this
                ->t("The route @route is invalid.", [
                '@route' => $perm['route'],
              ]));
            }
          }
        }
      }
    }
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $values = $form_state
      ->getValues();
    $perms = CustomPermsEntity::loadMultiple();
    foreach ($values['local'] as $key => $data) {

      // If new permission.
      if ($key == 'new') {
        $entity = CustomPermsEntity::create();
        $entity
          ->set('id', $this
          ->configPermsGenerateMachineName($data['name']));
      }
      else {

        // Update || Insert.
        $entity = $perms[$data['id']];
      }
      $entity
        ->set('label', $data['name']);
      $entity
        ->set('route', $data['route']);
      $entity
        ->set('status', $data['status']);
      $entity
        ->save();
    }
    $this->routerBuilder
      ->rebuild();
    $this
      ->messenger()
      ->addMessage($this
      ->t('The permissions have been saved.'));
  }

  /**
   * Generate a machine name given a string.
   */
  public function configPermsGenerateMachineName($string) {
    return strtolower(preg_replace('/[^a-zA-Z0-9_]+/', '_', $string));
  }

}

Classes

Namesort descending Description
ConfigPermListForm Class ConfigPermListForm.