Issue #1320852: Fixed machine name form element, added machine name column to...

function theme_role_export_user_admin_roles($variables) {

  $form = $variables['form'];

  $header = array(t('Name'), t('Weight'), array('data' => t('Operations'), 'colspan' => 2));

  $header = array(t('Name'), t('Machine name'), t('Weight'), array('data' => t('Operations'), 'colspan' => 2));

  foreach (element_children($form['roles']) as $rid) {

    $name = $form['roles'][$rid]['#role']->name;

    $machine_name = $form['roles'][$rid]['#role']->machine_name;

    $row = array();

    if (in_array($rid, array(DRUPAL_ANONYMOUS_RID, DRUPAL_AUTHENTICATED_RID))) {

      $row[] = t('@name <em>(locked)</em>', array('@name' => $name));

      $row[] = '';

      $row[] = drupal_render($form['roles'][$rid]['weight']);

      $row[] = '';

      $row[] = l(t('edit permissions'), 'admin/people/permissions/' . $rid);

    }

    else {

      $row[] = check_plain($name);

      $row[] = check_plain($machine_name);

      $row[] = drupal_render($form['roles'][$rid]['weight']);

      $row[] = l(t('edit role'), 'admin/people/permissions/roles/edit/' . $rid);

      $row[] = l(t('edit permissions'), 'admin/people/permissions/' . $rid);

    }

    $rows[] = array('data' => $row, 'class' => array('draggable'));

  }

  $rows[] = array(array('data' => drupal_render($form['name']) . drupal_render($form['machine_name']) . drupal_render($form['add']), 'colspan' => 4, 'class' => 'edit-name'));

  $rows[] = array(array('data' => drupal_render($form['name']) . drupal_render($form['machine_name']) . drupal_render($form['add']), 'colspan' => 5, 'class' => 'edit-name'));

  drupal_add_tabledrag('user-roles', 'order', 'sibling', 'role-weight');

function role_export_form_alter(&$form, &$form_state, $form_id) {

  switch ($form_id) {

    case 'user_admin_roles':

      // Add the machine name to the role objects in the form.

      $roles = role_export_roles();

      foreach ($form['roles'] as $key => &$element) {

        if (is_numeric($key)) {

          $element['#role'] = $roles[$key];

        }

      }

      $form['#theme'] = array('role_export_user_admin_roles');

      drupal_add_css(drupal_get_path('module', 'role_export') . '/role_export.css');

      $form['name']['#description'] = t('The human-readable name of this role.<br />This text will be displayed as part of the list on the <em>Roles</em> page.');

      $form['machine_name'] = array(

 */

function role_export_theme() {

  return array(

    'user_admin_roles' => array(

    'role_export_user_admin_roles' => array(

      'render element' => 'form',

      'file' => 'role_export.admin.inc',

      'function' => 'theme_role_export_user_admin_roles',