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class ModulesListConfirmForm in Drupal 8

Same name and namespace in other branches
  1. 9 core/modules/system/src/Form/ModulesListConfirmForm.php \Drupal\system\Form\ModulesListConfirmForm
  2. 10 core/modules/system/src/Form/ModulesListConfirmForm.php \Drupal\system\Form\ModulesListConfirmForm

Builds a confirmation form for enabling modules with dependencies.

@internal

Hierarchy

Expanded class hierarchy of ModulesListConfirmForm

1 string reference to 'ModulesListConfirmForm'
system.routing.yml in core/modules/system/system.routing.yml
core/modules/system/system.routing.yml

File

core/modules/system/src/Form/ModulesListConfirmForm.php, line 20

Namespace

Drupal\system\Form
View source 
class ModulesListConfirmForm extends ConfirmFormBase {

  /**
   * The module handler service.
   *
   * @var \Drupal\Core\Extension\ModuleHandlerInterface
   */
  protected $moduleHandler;

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

  /**
   * An associative list of modules to enable or disable.
   *
   * @var array
   */
  protected $modules = [];

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

  /**
   * Constructs a ModulesListConfirmForm object.
   *
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler.
   * @param \Drupal\Core\Extension\ModuleInstallerInterface $module_installer
   *   The module installer.
   * @param \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface $key_value_expirable
   *   The key value expirable factory.
   */
  public function __construct(ModuleHandlerInterface $module_handler, ModuleInstallerInterface $module_installer, KeyValueStoreExpirableInterface $key_value_expirable) {
    $this->moduleHandler = $module_handler;
    $this->moduleInstaller = $module_installer;
    $this->keyValueExpirable = $key_value_expirable;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('module_handler'), $container
      ->get('module_installer'), $container
      ->get('keyvalue.expirable')
      ->get('module_list'));
  }

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return $this
      ->t('Some required modules must be enabled');
  }

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

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

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

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $account = $this
      ->currentUser()
      ->id();
    $this->modules = $this->keyValueExpirable
      ->get($account);

    // Redirect to the modules list page if the key value store is empty.
    if (!$this->modules) {
      return $this
        ->redirect('system.modules_list');
    }
    $items = $this
      ->buildMessageList();
    $form['message'] = [
      '#theme' => 'item_list',
      '#items' => $items,
    ];
    return parent::buildForm($form, $form_state);
  }

  /**
   * Builds the message list for the confirmation form.
   *
   * @return \Drupal\Component\Render\MarkupInterface[]
   *   Array of markup for the list of messages on the form.
   *
   * @see \Drupal\system\Form\ModulesListForm::buildModuleList()
   */
  protected function buildMessageList() {
    $items = [];
    if (!empty($this->modules['dependencies'])) {

      // Display a list of required modules that have to be installed as well
      // but were not manually selected.
      foreach ($this->modules['dependencies'] as $module => $dependencies) {
        $items[] = $this
          ->formatPlural(count($dependencies), 'You must enable the @required module to install @module.', 'You must enable the @required modules to install @module.', [
          '@module' => $this->modules['install'][$module],
          // It is safe to implode this because module names are not translated
          // markup and so will not be double-escaped.
          '@required' => implode(', ', $dependencies),
        ]);
      }
    }
    return $items;
  }

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

    // Remove the key value store entry.
    $account = $this
      ->currentUser()
      ->id();
    $this->keyValueExpirable
      ->delete($account);
    if (!empty($this->modules['install'])) {

      // Don't catch the exception that this can throw for missing dependencies:
      // the form doesn't allow modules with unmet dependencies, so the only way
      // this can happen is if the filesystem changed between form display and
      // submit, in which case the user has bigger problems.
      try {

        // Install the given modules.
        $this->moduleInstaller
          ->install(array_keys($this->modules['install']));
      } catch (PreExistingConfigException $e) {
        $config_objects = $e
          ->flattenConfigObjects($e
          ->getConfigObjects());
        $this
          ->messenger()
          ->addError($this
          ->formatPlural(count($config_objects), 'Unable to install @extension, %config_names already exists in active configuration.', 'Unable to install @extension, %config_names already exist in active configuration.', [
          '%config_names' => implode(', ', $config_objects),
          '@extension' => $this->modules['install'][$e
            ->getExtension()],
        ]));
        return;
      } catch (UnmetDependenciesException $e) {
        $this
          ->messenger()
          ->addError($e
          ->getTranslatedMessage($this
          ->getStringTranslation(), $this->modules['install'][$e
          ->getExtension()]));
        return;
      }
      $module_names = array_values($this->modules['install']);
      $this
        ->messenger()
        ->addStatus($this
        ->formatPlural(count($module_names), 'Module %name has been enabled.', '@count modules have been enabled: %names.', [
        '%name' => $module_names[0],
        '%names' => implode(', ', $module_names),
      ]));
    }
    $form_state
      ->setRedirectUrl($this
      ->getCancelUrl());
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ConfirmFormBase::getCancelText public function Returns a caption for the link which cancels the action. Overrides ConfirmFormInterface::getCancelText 1
ConfirmFormBase::getFormName public function Returns the internal name used to refer to the confirmation item. Overrides ConfirmFormInterface::getFormName
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
FormBase::$configFactory protected property The config factory. 1
FormBase::$requestStack protected property The request stack. 1
FormBase::$routeMatch protected property The route match.
FormBase::config protected function Retrieves a configuration object.
FormBase::configFactory protected function Gets the config factory for this form. 1
FormBase::container private function Returns the service container.
FormBase::currentUser protected function Gets the current user.
FormBase::getRequest protected function Gets the request object.
FormBase::getRouteMatch protected function Gets the route match.
FormBase::logger protected function Gets the logger for a specific channel.
FormBase::redirect protected function Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
FormBase::resetConfigFactory public function Resets the configuration factory.
FormBase::setConfigFactory public function Sets the config factory for this form.
FormBase::setRequestStack public function Sets the request stack object to use.
FormBase::validateForm public function Form validation handler. Overrides FormInterface::validateForm 62
LinkGeneratorTrait::$linkGenerator protected property The link generator. 1
LinkGeneratorTrait::getLinkGenerator Deprecated protected function Returns the link generator.
LinkGeneratorTrait::l Deprecated protected function Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated public function Sets the link generator service.
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. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
ModulesListConfirmForm::$keyValueExpirable protected property The expirable key value store.
ModulesListConfirmForm::$moduleHandler protected property The module handler service.
ModulesListConfirmForm::$moduleInstaller protected property The module installer.
ModulesListConfirmForm::$modules protected property An associative list of modules to enable or disable.
ModulesListConfirmForm::buildForm public function Form constructor. Overrides ConfirmFormBase::buildForm
ModulesListConfirmForm::buildMessageList protected function Builds the message list for the confirmation form. 1
ModulesListConfirmForm::create public static function Instantiates a new instance of this class. Overrides FormBase::create
ModulesListConfirmForm::getCancelUrl public function Returns the route to go to if the user cancels the action. Overrides ConfirmFormInterface::getCancelUrl
ModulesListConfirmForm::getConfirmText public function Returns a caption for the button that confirms the action. Overrides ConfirmFormBase::getConfirmText
ModulesListConfirmForm::getDescription public function Returns additional text to display as a description. Overrides ConfirmFormBase::getDescription
ModulesListConfirmForm::getFormId public function Returns a unique string identifying the form. Overrides FormInterface::getFormId 1
ModulesListConfirmForm::getQuestion public function Returns the question to ask the user. Overrides ConfirmFormInterface::getQuestion 1
ModulesListConfirmForm::submitForm public function Form submission handler. Overrides FormInterface::submitForm
ModulesListConfirmForm::__construct public function Constructs a ModulesListConfirmForm 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. 1
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
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator protected property The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated protected function Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated public function Sets the URL generator service.
UrlGeneratorTrait::url Deprecated protected function Generates a URL or path for a specific route based on the given parameters.