function install_settings_form in Drupal 7

Same name and namespace in other branches

1. 5 install.php \install_settings_form()
2. 6 install.php \install_settings_form()

Form constructor for a form to configure and rewrite settings.php.

Parameters

$install_state: An array of information about the current installation state.

See also

install_settings_form_validate()

install_settings_form_submit()

Related topics

File

includes/install.core.inc, line 887

API functions for installing Drupal.

Code

function install_settings_form($form, &$form_state, &$install_state) {
  global $databases;
  $profile = $install_state['parameters']['profile'];
  $install_locale = $install_state['parameters']['locale'];
  drupal_static_reset('conf_path');
  $conf_path = './' . conf_path(FALSE);
  $settings_file = $conf_path . '/settings.php';
  $database = isset($databases['default']['default']) ? $databases['default']['default'] : array();
  drupal_set_title(st('Database configuration'));
  $drivers = drupal_get_database_types();
  $drivers_keys = array_keys($drivers);
  $form['driver'] = array(
    '#type' => 'radios',
    '#title' => st('Database type'),
    '#required' => TRUE,
    '#default_value' => !empty($database['driver']) ? $database['driver'] : current($drivers_keys),
    '#description' => st('The type of database your @drupal data will be stored in.', array(
      '@drupal' => drupal_install_profile_distribution_name(),
    )),
  );
  if (count($drivers) == 1) {
    $form['driver']['#disabled'] = TRUE;
    $form['driver']['#description'] .= ' ' . st('Your PHP configuration only supports a single database type, so it has been automatically selected.');
  }

  // Add driver specific configuration options.
  foreach ($drivers as $key => $driver) {
    $form['driver']['#options'][$key] = $driver
      ->name();
    $form['settings'][$key] = $driver
      ->getFormOptions($database);
    $form['settings'][$key]['#prefix'] = '<h2 class="js-hide">' . st('@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',
  );
  $form['actions']['save'] = array(
    '#type' => 'submit',
    '#value' => st('Save and continue'),
    '#limit_validation_errors' => array(
      array(
        'driver',
      ),
      array(
        isset($form_state['input']['driver']) ? $form_state['input']['driver'] : current($drivers_keys),
      ),
    ),
    '#submit' => array(
      'install_settings_form_submit',
    ),
  );
  $form['errors'] = array();
  $form['settings_file'] = array(
    '#type' => 'value',
    '#value' => $settings_file,
  );
  return $form;
}