class ModulesUninstallConfirmForm in Drupal 9

Same name and namespace in other branches

8 core/modules/system/src/Form/ModulesUninstallConfirmForm.php \Drupal\system\Form\ModulesUninstallConfirmForm

Builds a confirmation form to uninstall selected modules.

@internal

Hierarchy

class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, RedirectDestinationTrait, StringTranslationTrait
- class \Drupal\Core\Form\ConfirmFormBase implements ConfirmFormInterface
  - class \Drupal\system\Form\ModulesUninstallConfirmForm uses ConfigDependencyDeleteFormTrait

Expanded class hierarchy of ModulesUninstallConfirmForm

1 string reference to 'ModulesUninstallConfirmForm'

system.routing.yml in core/modules/system/system.routing.yml: core/modules/system/system.routing.yml

File

core/modules/system/src/Form/ModulesUninstallConfirmForm.php, line 21

Namespace

Drupal\system\Form

View source

class ModulesUninstallConfirmForm extends ConfirmFormBase {
  use ConfigDependencyDeleteFormTrait;

  /**
   * The module installer service.
   *
   * @var \Drupal\Core\Extension\ModuleInstallerInterface
   */
  protected $moduleInstaller;

  /**
   * The expirable key value store.
   *
   * @var \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface
   */
  protected $keyValueExpirable;

  /**
   * The configuration manager.
   *
   * @var \Drupal\Core\Config\ConfigManagerInterface
   */
  protected $configManager;

  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * An array of modules to uninstall.
   *
   * @var array
   */
  protected $modules = [];

  /**
   * The module extension list.
   *
   * @var \Drupal\Core\Extension\ModuleExtensionList
   */
  protected $moduleExtensionList;

  /**
   * Constructs a ModulesUninstallConfirmForm object.
   *
   * @param \Drupal\Core\Extension\ModuleInstallerInterface $module_installer
   *   The module installer.
   * @param \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface $key_value_expirable
   *   The key value expirable factory.
   * @param \Drupal\Core\Config\ConfigManagerInterface $config_manager
   *   The configuration manager.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   * @param \Drupal\Core\Extension\ModuleExtensionList $extension_list_module
   *   The module extension list.
   */
  public function __construct(ModuleInstallerInterface $module_installer, KeyValueStoreExpirableInterface $key_value_expirable, ConfigManagerInterface $config_manager, EntityTypeManagerInterface $entity_type_manager, ModuleExtensionList $extension_list_module) {
    $this->moduleInstaller = $module_installer;
    $this->keyValueExpirable = $key_value_expirable;
    $this->configManager = $config_manager;
    $this->entityTypeManager = $entity_type_manager;
    $this->moduleExtensionList = $extension_list_module;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('module_installer'), $container
      ->get('keyvalue.expirable')
      ->get('modules_uninstall'), $container
      ->get('config.manager'), $container
      ->get('entity_type.manager'), $container
      ->get('extension.list.module'));
  }

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return $this
      ->t('Confirm uninstall');
  }

  /**
   * {@inheritdoc}
   */
  public function getConfirmText() {
    return $this
      ->t('Uninstall');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return new Url('system.modules_uninstall');
  }

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return $this
      ->t('Would you like to continue with uninstalling the above?');
  }

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {

    // Retrieve the list of modules from the key value store.
    $account = $this
      ->currentUser()
      ->id();
    $this->modules = $this->keyValueExpirable
      ->get($account);

    // Prevent this page from showing when the module list is empty.
    if (empty($this->modules)) {
      $this
        ->messenger()
        ->addError($this
        ->t('The selected modules could not be uninstalled, either due to a website problem or due to the uninstall confirmation form timing out. Please try again.'));
      return $this
        ->redirect('system.modules_uninstall');
    }
    $data = $this->moduleExtensionList
      ->getList();
    $form['text']['#markup'] = '<p>' . $this
      ->t('The following modules will be completely uninstalled from your site, and <em>all data from these modules will be lost</em>!') . '</p>';
    $form['modules'] = [
      '#theme' => 'item_list',
      '#items' => array_map(function ($module) use ($data) {
        return $data[$module]->info['name'];
      }, $this->modules),
    ];

    // List the dependent entities.
    $this
      ->addDependencyListsToForm($form, 'module', $this->modules, $this->configManager, $this->entityTypeManager);
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {

    // Clear the key value store entry.
    $account = $this
      ->currentUser()
      ->id();
    $this->keyValueExpirable
      ->delete($account);

    // Uninstall the modules.
    $this->moduleInstaller
      ->uninstall($this->modules);
    $this
      ->messenger()
      ->addStatus($this
      ->t('The selected modules have been uninstalled.'));
    $form_state
      ->setRedirectUrl($this
      ->getCancelUrl());
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ConfigDependencyDeleteFormTrait::addDependencyListsToForm	protected	function	Adds form elements to list affected configuration entities.
ConfigDependencyDeleteFormTrait::t	abstract protected	function	Translates a string to the current language or to a given language.
ConfirmFormBase::getCancelText	public	function	Returns a caption for the link which cancels the action. Overrides ConfirmFormInterface::getCancelText	2
ConfirmFormBase::getFormName	public	function	Returns the internal name used to refer to the confirmation item. Overrides ConfirmFormInterface::getFormName
DependencySerializationTrait::$_entityStorages	protected	property
DependencySerializationTrait::$_serviceIds	protected	property
DependencySerializationTrait::__sleep	public	function		2
DependencySerializationTrait::__wakeup	public	function		2
FormBase::$configFactory	protected	property	The config factory.	3
FormBase::$requestStack	protected	property	The request stack.	1
FormBase::$routeMatch	protected	property	The route match.
FormBase::config	protected	function	Retrieves a configuration object.
FormBase::configFactory	protected	function	Gets the config factory for this form.	3
FormBase::container	private	function	Returns the service container.
FormBase::currentUser	protected	function	Gets the current user.
FormBase::getRequest	protected	function	Gets the request object.
FormBase::getRouteMatch	protected	function	Gets the route match.
FormBase::logger	protected	function	Gets the logger for a specific channel.
FormBase::redirect	protected	function	Returns a redirect response object for the specified route.
FormBase::resetConfigFactory	public	function	Resets the configuration factory.
FormBase::setConfigFactory	public	function	Sets the config factory for this form.
FormBase::setRequestStack	public	function	Sets the request stack object to use.
FormBase::validateForm	public	function	Form validation handler. Overrides FormInterface::validateForm	72
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	27
MessengerTrait::messenger	public	function	Gets the messenger.	27
MessengerTrait::setMessenger	public	function	Sets the messenger.
ModulesUninstallConfirmForm::$configManager	protected	property	The configuration manager.
ModulesUninstallConfirmForm::$entityTypeManager	protected	property	The entity type manager.
ModulesUninstallConfirmForm::$keyValueExpirable	protected	property	The expirable key value store.
ModulesUninstallConfirmForm::$moduleExtensionList	protected	property	The module extension list.
ModulesUninstallConfirmForm::$moduleInstaller	protected	property	The module installer service.
ModulesUninstallConfirmForm::$modules	protected	property	An array of modules to uninstall.
ModulesUninstallConfirmForm::buildForm	public	function	Form constructor. Overrides ConfirmFormBase::buildForm
ModulesUninstallConfirmForm::create	public static	function	Instantiates a new instance of this class. Overrides FormBase::create
ModulesUninstallConfirmForm::getCancelUrl	public	function	Returns the route to go to if the user cancels the action. Overrides ConfirmFormInterface::getCancelUrl
ModulesUninstallConfirmForm::getConfirmText	public	function	Returns a caption for the button that confirms the action. Overrides ConfirmFormBase::getConfirmText
ModulesUninstallConfirmForm::getDescription	public	function	Returns additional text to display as a description. Overrides ConfirmFormBase::getDescription
ModulesUninstallConfirmForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId
ModulesUninstallConfirmForm::getQuestion	public	function	Returns the question to ask the user. Overrides ConfirmFormInterface::getQuestion
ModulesUninstallConfirmForm::submitForm	public	function	Form submission handler. Overrides FormInterface::submitForm
ModulesUninstallConfirmForm::__construct	public	function	Constructs a ModulesUninstallConfirmForm object.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	4
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2

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class ModulesUninstallConfirmForm in Drupal 9

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