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- <?php
- namespace Drupal\Core\Installer\Form;
- use Drupal\Component\Utility\Crypt;
- use Drupal\Core\Database\Database;
- use Drupal\Core\Form\FormBase;
- use Drupal\Core\Form\FormStateInterface;
- use Drupal\Core\Render\RendererInterface;
- use Symfony\Component\DependencyInjection\ContainerInterface;
- /**
- * Provides a form to configure and rewrite settings.php.
- *
- * @internal
- */
- class SiteSettingsForm extends FormBase {
- /**
- * The site path.
- *
- * @var string
- */
- protected $sitePath;
- /**
- * The renderer.
- *
- * @var \Drupal\Core\Render\RendererInterface
- */
- protected $renderer;
- /**
- * Constructs a new SiteSettingsForm.
- *
- * @param string $site_path
- * The site path.
- */
- public function __construct($site_path, RendererInterface $renderer) {
- $this->sitePath = $site_path;
- $this->renderer = $renderer;
- }
- /**
- * {@inheritdoc}
- */
- public static function create(ContainerInterface $container) {
- return new static(
- $container->get('site.path'),
- $container->get('renderer')
- );
- }
- /**
- * {@inheritdoc}
- */
- public function getFormId() {
- return 'install_settings_form';
- }
- /**
- * {@inheritdoc}
- */
- public function buildForm(array $form, FormStateInterface $form_state) {
- $settings_file = './' . $this->sitePath . '/settings.php';
- $form['#title'] = $this->t('Database configuration');
- $drivers = drupal_get_database_types();
- $drivers_keys = array_keys($drivers);
- // Unless there is input for this form (for a non-interactive installation,
- // input originates from the $settings array passed into install_drupal()),
- // check whether database connection settings have been prepared in
- // settings.php already.
- // Note: The installer even executes this form if there is a valid database
- // connection already, since the submit handler of this form is responsible
- // for writing all $settings to settings.php (not limited to $databases).
- $input = &$form_state->getUserInput();
- if (!isset($input['driver']) && $database = Database::getConnectionInfo()) {
- $input['driver'] = $database['default']['driver'];
- $input[$database['default']['driver']] = $database['default'];
- }
- if (isset($input['driver'])) {
- $default_driver = $input['driver'];
- // In case of database connection info from settings.php, as well as for a
- // programmed form submission (non-interactive installer), the table prefix
- // information is usually normalized into an array already, but the form
- // element only allows to configure one default prefix for all tables.
- $prefix = &$input[$default_driver]['prefix'];
- if (isset($prefix) && is_array($prefix)) {
- $prefix = $prefix['default'];
- }
- $default_options = $input[$default_driver];
- }
- // If there is no database information yet, suggest the first available driver
- // as default value, so that its settings form is made visible via #states
- // when JavaScript is enabled (see below).
- else {
- $default_driver = current($drivers_keys);
- $default_options = [];
- }
- $form['driver'] = [
- '#type' => 'radios',
- '#title' => $this->t('Database type'),
- '#required' => TRUE,
- '#default_value' => $default_driver,
- ];
- if (count($drivers) == 1) {
- $form['driver']['#disabled'] = TRUE;
- }
- // Add driver specific configuration options.
- foreach ($drivers as $key => $driver) {
- $form['driver']['#options'][$key] = $driver->name();
- $form['settings'][$key] = $driver->getFormOptions($default_options);
- $form['settings'][$key]['#prefix'] = '<h2 class="js-hide">' . $this->t('@driver_name settings', ['@driver_name' => $driver->name()]) . '</h2>';
- $form['settings'][$key]['#type'] = 'container';
- $form['settings'][$key]['#tree'] = TRUE;
- $form['settings'][$key]['advanced_options']['#parents'] = [$key];
- $form['settings'][$key]['#states'] = [
- 'visible' => [
- ':input[name=driver]' => ['value' => $key],
- ],
- ];
- }
- $form['actions'] = ['#type' => 'actions'];
- $form['actions']['save'] = [
- '#type' => 'submit',
- '#value' => $this->t('Save and continue'),
- '#button_type' => 'primary',
- '#limit_validation_errors' => [
- ['driver'],
- [$default_driver],
- ],
- '#submit' => ['::submitForm'],
- ];
- $form['errors'] = [];
- $form['settings_file'] = ['#type' => 'value', '#value' => $settings_file];
- return $form;
- }
- /**
- * {@inheritdoc}
- */
- public function validateForm(array &$form, FormStateInterface $form_state) {
- $driver = $form_state->getValue('driver');
- $database = $form_state->getValue($driver);
- $drivers = drupal_get_database_types();
- $reflection = new \ReflectionClass($drivers[$driver]);
- $install_namespace = $reflection->getNamespaceName();
- // Cut the trailing \Install from namespace.
- $database['namespace'] = substr($install_namespace, 0, strrpos($install_namespace, '\\'));
- $database['driver'] = $driver;
- $form_state->set('database', $database);
- foreach ($this->getDatabaseErrors($database, $form_state->getValue('settings_file')) as $name => $message) {
- $form_state->setErrorByName($name, $message);
- }
- }
- /**
- * Get any database errors and links them to a form element.
- *
- * @param array $database
- * An array of database settings.
- * @param string $settings_file
- * The settings file that contains the database settings.
- *
- * @return array
- * An array of form errors keyed by the element name and parents.
- */
- protected function getDatabaseErrors(array $database, $settings_file) {
- $errors = install_database_errors($database, $settings_file);
- $form_errors = array_filter($errors, function ($value) {
- // Errors keyed by something other than an integer already are linked to
- // form elements.
- return is_int($value);
- });
- // Find the generic errors.
- $errors = array_diff_key($errors, $form_errors);
- if (count($errors)) {
- $error_message = [
- '#type' => 'inline_template',
- '#template' => '{% trans %}Resolve all issues below to continue the installation. For help configuring your database server, see the <a href="https://www.drupal.org/getting-started/install">installation handbook</a>, or contact your hosting provider.{% endtrans%}{{ errors }}',
- '#context' => [
- 'errors' => [
- '#theme' => 'item_list',
- '#items' => $errors,
- ],
- ],
- ];
- // These are generic errors, so we do not have any specific key of the
- // database connection array to attach them to; therefore, we just put
- // them in the error array with standard numeric keys.
- $form_errors[$database['driver'] . '][0'] = $this->renderer->renderPlain($error_message);
- }
- return $form_errors;
- }
- /**
- * {@inheritdoc}
- */
- public function submitForm(array &$form, FormStateInterface $form_state) {
- global $install_state;
- // Update global settings array and save.
- $settings = [];
- $database = $form_state->get('database');
- $settings['databases']['default']['default'] = (object) [
- 'value' => $database,
- 'required' => TRUE,
- ];
- $settings['settings']['hash_salt'] = (object) [
- 'value' => Crypt::randomBytesBase64(55),
- 'required' => TRUE,
- ];
- drupal_rewrite_settings($settings);
- // Add the config directories to settings.php.
- drupal_install_config_directories();
- // Indicate that the settings file has been verified, and check the database
- // for the last completed task, now that we have a valid connection. This
- // last step is important since we want to trigger an error if the new
- // database already has Drupal installed.
- $install_state['settings_verified'] = TRUE;
- $install_state['config_verified'] = TRUE;
- $install_state['database_verified'] = TRUE;
- $install_state['completed_task'] = install_verify_completed_task();
- }
- }
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