ApplyForRoleConfirmActionForm.php in Apply for role 8

Namespace

Drupal\apply_for_role\Form

File

src/Form/ApplyForRoleConfirmActionForm.php

<?php

/**
 * @FILE:
 *
 * Contains a form for confirming an apply/delete action on an application.
 */
namespace Drupal\apply_for_role\Form;

use Drupal\Core\Form\ConfirmFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\apply_for_role\application_manager;
use Drupal\Core\Url;
class ApplyForRoleConfirmActionForm extends ConfirmFormBase {
  private $application_manager;
  private $form_action;
  private $application;
  private $roles;
  private $username;

  /**
   * Constructor. Loads application manager and Determines if this is an approval or denial confirmation.
   */
  public function __construct() {
    $this->application_manager = new application_manager();
    $current_uri = \Drupal::request()
      ->getRequestUri();

    // Determine whether this is for approval or denial.
    if (strpos($current_uri, '/admin/people/role-applications/approve') !== FALSE) {
      $this->form_action = 'approve';
    }
    elseif (strpos($current_uri, '/admin/people/role-applications/deny') !== FALSE) {
      $this->form_action = 'deny';
    }
  }

  // Returns the form ID.
  public function getFormId() {
    return 'apply_for_role_confirm_action_form';
  }

  /**
   * Returns what the confirmation button will say.
   */
  public function getConfirmText() {
    if ($this->form_action == 'approve') {
      return $this
        ->t('Approve Application');
    }
    else {
      return $this
        ->t('Deny Application');
    }
  }

  /**
   * Creates the question for the form. Essentially page title.
   */
  public function getQuestion() {
    if ($this->form_action == 'approve') {
      return $this
        ->t('Approve Application');
    }
    else {
      return $this
        ->t('Deny Application');
    }
  }

  /**
   * Creates the description for the cancelation form.
   */
  public function getDescription() {
    if ($this->form_action == 'approve') {
      return $this
        ->t('By approving this application, the user %username above will receive the role(s) %role.', array(
        '%role' => $this->roles,
        '%username' => $this->username,
      ));
    }
    else {
      return $this
        ->t('By denying this application, the user %username will NOT receive the role(s) %role and their application will be marked as denied.', array(
        '%role' => $this->roles,
        '%username' => $this->username,
      ));
    }
  }

  /**
   * Provides the URL to go to if the user cancels this action.
   */
  public function getCancelUrl() {

    //this needs to be a valid route otherwise the cancel link won't appear
    return new Url('apply_for_role.applications_listing');
  }

  /**
   * Form builder. Takes AID, populates some base values.
   */
  public function buildForm(array $form, FormStateInterface $form_state, $aid = NULL) {
    if (!($this->application = $this->application_manager
      ->get_application($aid))) {

      // Some one is passing invalid application ID's.
      return $this
        ->redirect('apply_for_role.applications_listing');
    }
    if ($this->application
      ->get('status') != 0) {

      // Some one is passing already active application ID's.
      return $this
        ->redirect('apply_for_role.applications_listing');
    }
    $this->roles = $this->application_manager
      ->rids_to_text($this->application
      ->get('rids'));
    $this->username = $this->application_manager
      ->display_username_for_application($this->application);
    return parent::buildForm($form, $form_state);
  }

  // Determines what the cancellation text should be on the form.
  public function getCancelText() {
    return $this
      ->t('Cancel');
  }

  /**
   * Form submission handler
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {

    // If the form is valid and submitted, either approve or deny the application based on where the form came from.
    if ($this->form_action == 'approve') {
      $this->application_manager
        ->approve_application($this->application);
      $form_state
        ->setRedirect('apply_for_role.applications_listing');
    }
    else {
      $this->application_manager
        ->deny_application($this->application);
      $form_state
        ->setRedirect('apply_for_role.applications_listing');
    }
  }

}

Classes

Name	Description
ApplyForRoleConfirmActionForm