public SiteSettingsForm::buildForm(array $form, FormStateInterface $form_state)
Form constructor.
Parameters
array $form: An associative array containing the structure of the form.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Return value
array The form structure.
Overrides FormInterface::buildForm
File
- core/lib/Drupal/Core/Installer/Form/SiteSettingsForm.php, line 62
Class
- SiteSettingsForm
- Provides a form to configure and rewrite settings.php.
Namespace
Drupal\Core\Installer\Form
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | 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 = array(); } $form['driver'] = array( '#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', array('@driver_name' => $driver->name())) . '</h2>'; $form['settings'][$key]['#type'] = 'container'; $form['settings'][$key]['#tree'] = TRUE; $form['settings'][$key]['advanced_options']['#parents'] = array($key); $form['settings'][$key]['#states'] = array( 'visible' => array( ':input[name=driver]' => array('value' => $key), ) ); } $form['actions'] = array('#type' => 'actions'); $form['actions']['save'] = array( '#type' => 'submit', '#value' => $this->t('Save and continue'), '#button_type' => 'primary', '#limit_validation_errors' => array( array('driver'), array($default_driver), ), '#submit' => array('::submitForm'), ); $form['errors'] = array(); $form['settings_file'] = array('#type' => 'value', '#value' => $settings_file); return $form;} |
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