DemoConfigManageForm.php in Demonstration site (Sandbox / Snapshot) 8

Namespace

Drupal\demo\Form

File

src/Form/DemoConfigManageForm.php

<?php

namespace Drupal\demo\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;

/**
 * This class returns the demo_config_manage_form in which there will be a button to create the snapshot of the configuration.
 */
class DemoConfigManageForm extends FormBase {

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form['actions'] = [
      '#type' => 'actions',
    ];
    $form['description'] = [
      '#type' => 'item',
      '#description' => t('This will create snapshot of the configuration of your drupal site.'),
    ];
    $form['actions']['submit'] = [
      '#type' => 'submit',
      '#value' => t('+ Create snapshot'),
      '#attributes' => [
        'class' => [
          'btn-primary',
        ],
      ],
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    if ($form_state
      ->setRedirect('demo.export_download')) {
      \Drupal::messenger()
        ->addMessage(t('Snapshot has been created.'));
    }
    else {
      \Drupal::messenger()
        ->addMessage(t('Snapshot not created.'));
    }
  }

}

Classes

Name	Description
DemoConfigManageForm	This class returns the demo_config_manage_form in which there will be a button to create the snapshot of the configuration.