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- <?php
- namespace Drupal\system\Form;
- use Drupal\Core\Config\PreExistingConfigException;
- use Drupal\Core\Config\UnmetDependenciesException;
- use Drupal\Core\Extension\ModuleHandlerInterface;
- use Drupal\Core\Extension\ModuleInstallerInterface;
- use Drupal\Core\Form\ConfirmFormBase;
- use Drupal\Core\Form\FormStateInterface;
- use Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface;
- use Drupal\Core\Url;
- use Symfony\Component\DependencyInjection\ContainerInterface;
- /**
- * Builds a confirmation form for enabling modules with dependencies.
- *
- * @internal
- */
- 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());
- }
- }
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