class ModulesUninstallForm in Zircon Profile 8

Same name and namespace in other branches

8.0 core/modules/system/src/Form/ModulesUninstallForm.php \Drupal\system\Form\ModulesUninstallForm

Provides a form for uninstalling modules.

Hierarchy

class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LinkGeneratorTrait, RedirectDestinationTrait, UrlGeneratorTrait, StringTranslationTrait
- class \Drupal\system\Form\ModulesUninstallForm

Expanded class hierarchy of ModulesUninstallForm

1 string reference to 'ModulesUninstallForm'

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

File

core/modules/system/src/Form/ModulesUninstallForm.php, line 20: Contains \Drupal\system\Form\ModulesUninstallForm.

Namespace

Drupal\system\Form

View source

class ModulesUninstallForm extends FormBase {

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

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

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

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

  /**
   * Constructs a ModulesUninstallForm 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 function getFormId() {
    return 'system_modules_uninstall';
  }

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

    // Make sure the install API is available.
    include_once DRUPAL_ROOT . '/core/includes/install.inc';

    // Get a list of all available modules.
    $modules = system_rebuild_module_data();
    $uninstallable = array_filter($modules, function ($module) use ($modules) {
      return empty($modules[$module
        ->getName()]->info['required']) && $module->status;
    });

    // Include system.admin.inc so we can use the sort callbacks.
    $this->moduleHandler
      ->loadInclude('system', 'inc', 'system.admin');
    $form['filters'] = array(
      '#type' => 'container',
      '#attributes' => array(
        'class' => array(
          'table-filter',
          'js-show',
        ),
      ),
    );
    $form['filters']['text'] = array(
      '#type' => 'search',
      '#title' => $this
        ->t('Filter modules'),
      '#title_display' => 'invisible',
      '#size' => 30,
      '#placeholder' => $this
        ->t('Filter by name or description'),
      '#description' => $this
        ->t('Enter a part of the module name or description'),
      '#attributes' => array(
        'class' => array(
          'table-filter-text',
        ),
        'data-table' => '#system-modules-uninstall',
        'autocomplete' => 'off',
      ),
    );
    $form['modules'] = array();

    // Only build the rest of the form if there are any modules available to
    // uninstall;
    if (empty($uninstallable)) {
      return $form;
    }
    $profile = drupal_get_profile();

    // Sort all modules by their name.
    uasort($uninstallable, 'system_sort_modules_by_info_name');
    $validation_reasons = $this->moduleInstaller
      ->validateUninstall(array_keys($uninstallable));
    $form['uninstall'] = array(
      '#tree' => TRUE,
    );
    foreach ($uninstallable as $module_key => $module) {
      $name = $module->info['name'] ?: $module
        ->getName();
      $form['modules'][$module
        ->getName()]['#module_name'] = $name;
      $form['modules'][$module
        ->getName()]['name']['#markup'] = $name;
      $form['modules'][$module
        ->getName()]['description']['#markup'] = $this
        ->t($module->info['description']);
      $form['uninstall'][$module
        ->getName()] = array(
        '#type' => 'checkbox',
        '#title' => $this
          ->t('Uninstall @module module', array(
          '@module' => $name,
        )),
        '#title_display' => 'invisible',
      );

      // If a validator returns reasons not to uninstall a module,
      // list the reasons and disable the check box.
      if (isset($validation_reasons[$module_key])) {
        $form['modules'][$module
          ->getName()]['#validation_reasons'] = $validation_reasons[$module_key];
        $form['uninstall'][$module
          ->getName()]['#disabled'] = TRUE;
      }

      // All modules which depend on this one must be uninstalled first, before
      // we can allow this module to be uninstalled. (The installation profile
      // is excluded from this list.)
      foreach (array_keys($module->required_by) as $dependent) {
        if ($dependent != $profile && drupal_get_installed_schema_version($dependent) != SCHEMA_UNINSTALLED) {
          $name = isset($modules[$dependent]->info['name']) ? $modules[$dependent]->info['name'] : $dependent;
          $form['modules'][$module
            ->getName()]['#required_by'][] = $name;
          $form['uninstall'][$module
            ->getName()]['#disabled'] = TRUE;
        }
      }
    }
    $form['#attached']['library'][] = 'system/drupal.system.modules';
    $form['actions'] = array(
      '#type' => 'actions',
    );
    $form['actions']['submit'] = array(
      '#type' => 'submit',
      '#value' => $this
        ->t('Uninstall'),
    );
    return $form;
  }

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

    // Form submitted, but no modules selected.
    if (!array_filter($form_state
      ->getValue('uninstall'))) {
      $form_state
        ->setErrorByName('uninstall', $this
        ->t('No modules selected.'));
      $form_state
        ->setRedirect('system.modules_uninstall');
    }
  }

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

    // Save all the values in an expirable key value store.
    $modules = $form_state
      ->getValue('uninstall');
    $uninstall = array_keys(array_filter($modules));
    $account = $this
      ->currentUser()
      ->id();

    // Store the values for 6 hours. This expiration time is also used in
    // the form cache.
    $this->keyValueExpirable
      ->setWithExpire($account, $uninstall, 6 * 60 * 60);

    // Redirect to the confirm form.
    $form_state
      ->setRedirect('system.modules_uninstall_confirm');
  }

}

Members

Name	Modifiers	Type	Description	Overrides
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.	3
FormBase::$loggerFactory	protected	property	The logger factory.
FormBase::$requestStack	protected	property	The request stack.	1
FormBase::$routeMatch	protected	property	The route match.
FormBase::config	protected	function	Retrieves a configuration object.
FormBase::configFactory	protected	function	Gets the config factory for this form.	3
FormBase::container	private	function	Returns the service container.
FormBase::currentUser	protected	function	Gets the current user.
FormBase::getRequest	protected	function	Gets the request object.
FormBase::getRouteMatch	protected	function	Gets the route match.
FormBase::logger	protected	function	Gets the logger for a specific channel.
FormBase::resetConfigFactory	public	function	Resets the configuration factory.
FormBase::setConfigFactory	public	function	Sets the config factory for this form.
FormBase::setRequestStack	public	function	Sets the request stack object to use.
LinkGeneratorTrait::$linkGenerator	protected	property	The link generator.	1
LinkGeneratorTrait::getLinkGenerator	protected	function	Returns the link generator.
LinkGeneratorTrait::l	protected	function	Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator	public	function	Sets the link generator service.
ModulesUninstallForm::$keyValueExpirable	protected	property	The expirable key value store.
ModulesUninstallForm::$moduleHandler	protected	property	The module handler service.
ModulesUninstallForm::$moduleInstaller	protected	property	The module installer service.
ModulesUninstallForm::buildForm	public	function	Form constructor. Overrides FormInterface::buildForm
ModulesUninstallForm::create	public static	function	Instantiates a new instance of this class. Overrides FormBase::create
ModulesUninstallForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId
ModulesUninstallForm::submitForm	public	function	Form submission handler. Overrides FormInterface::submitForm
ModulesUninstallForm::validateForm	public	function	Form validation handler. Overrides FormBase::validateForm
ModulesUninstallForm::__construct	public	function	Constructs a ModulesUninstallForm object.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.
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::$stringTranslation	protected	property	The string translation service.
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator	protected	property	The url generator.
UrlGeneratorTrait::getUrlGenerator	protected	function	Returns the URL generator service.
UrlGeneratorTrait::redirect	protected	function	Returns a redirect response object for the specified route.
UrlGeneratorTrait::setUrlGenerator	public	function	Sets the URL generator service.
UrlGeneratorTrait::url	protected	function	Generates a URL or path for a specific route based on the given parameters.

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class ModulesUninstallForm in Zircon Profile 8

Hierarchy

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