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- <?php
- namespace Drupal\system\Form;
- use Drupal\Core\Extension\ModuleHandlerInterface;
- use Drupal\Core\Extension\ModuleInstallerInterface;
- use Drupal\Core\Form\FormBase;
- use Drupal\Core\Form\FormStateInterface;
- use Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface;
- use Symfony\Component\DependencyInjection\ContainerInterface;
- /**
- * Provides a form for uninstalling modules.
- *
- * @internal
- */
- 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'] = [
- '#type' => 'container',
- '#attributes' => [
- 'class' => ['table-filter', 'js-show'],
- ],
- ];
- $form['filters']['text'] = [
- '#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' => [
- 'class' => ['table-filter-text'],
- 'data-table' => '#system-modules-uninstall',
- 'autocomplete' => 'off',
- ],
- ];
- $form['modules'] = [];
- // Only build the rest of the form if there are any modules available to
- // uninstall;
- if (empty($uninstallable)) {
- return $form;
- }
- // Sort all modules by their name.
- uasort($uninstallable, 'system_sort_modules_by_info_name');
- $validation_reasons = $this->moduleInstaller->validateUninstall(array_keys($uninstallable));
- $form['uninstall'] = ['#tree' => TRUE];
- foreach ($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()] = [
- '#type' => 'checkbox',
- '#title' => $this->t('Uninstall @module module', ['@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.
- foreach (array_keys($module->required_by) as $dependent) {
- if (drupal_get_installed_schema_version($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'] = ['#type' => 'actions'];
- $form['actions']['submit'] = [
- '#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('', $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');
- }
- }
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