class ModulesListConfirmForm in Drupal 9

Same name and namespace in other branches

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

Builds a confirmation form for enabling modules with dependencies.

@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\ModulesListConfirmForm

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;
      }

      // Unset the messenger to make sure that we'll get the service from the
      // new container.
      $this->messenger = NULL;
      $module_names = array_values($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

Name	Modifiers	Type	Description	Overrides
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::$messenger	protected	property	The messenger.	27
MessengerTrait::messenger	public	function	Gets the messenger.	27
MessengerTrait::setMessenger	public	function	Sets the messenger.
ModulesListConfirmForm::$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.	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
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.

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class ModulesListConfirmForm in Drupal 9

Hierarchy

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