function restore_backup_form

Form constructor for the list of available database module updates.

File

core/restore.php, line 80

Administrative page for restoring backup database and configuration files.

Code

function restore_backup_form($form, &$form_state) {
  $backups = backup_directory_list();

  // This function uses st() because it needs to function even when there is
  // no database available.
  $help = st('The restore process may take several minutes, depending on the size of your database.');
  $no_backups_help = st('No backups are currently available to be restored.');
  $form['help'] = array(
    '#type' => 'help',
    '#markup' => $no_backups_help,
    '#weight' => -5,
  );

  if ($backups) {
    $form['help']['#markup'] = $help;

    $form['backup'] = array(
      '#type' => 'radios',
      '#title' => st('Select backup'),
      '#options' => array(),
    );

    $backups = backup_directory_list();
    backdrop_sort($backups, array('timestamp' => SORT_NUMERIC), SORT_DESC);
    foreach ($backups as $backup_directory => $backup_info) {
      $form['backup']['#options'][$backup_directory] = $backup_info['label'] ? : $backup_info['name'];
      if (!$backup_info['valid']) {
        $form['backup'][$backup_directory]['#disabled'] = TRUE;
        $form['backup'][$backup_directory]['#description'] = st('This backup is missing a backup information file and cannot be restored.');
      }
      else {
        if ($backup_info['description']) {
          $form['backup'][$backup_directory]['#description'] = check_plain($backup_info['description']);
        }
        else {
          $form['backup'][$backup_directory]['#description'] = st('Contains backup files: @list', array(
            '@list' => implode(', ', array_keys($backup_info['targets'])),
          ));
        }
      }
    }

    // Set the default to the most recent backup.
    $first_backup = key($form['backup']['#options']);
    $form['backup']['#default_value'] = $first_backup;
    $form['backup']['#options'][$first_backup] .= ' ' . st('(most recent)');

    $form['actions'] = array('#type' => 'actions');
    $form['actions']['submit'] = array(
      '#type' => 'submit',
      '#value' => st('Restore backup'),
    );
  }

  $form['actions']['cancel'] = array(
    '#type' => 'link',
    '#href' => '<front>',
    '#title' => st('Cancel'),
  );

  return $form;
}