ding_user_profile.module

<?php
/**
 * @file
 * Profile extensive features main file.
 */
/**
 * Implements hook_menu().
 */
function ding_user_profile_menu() {
  $menu = array();

  $menu['admin/config/ding/user_profile'] = array(
    'title' => 'Ding user profile',
    'description' => 'Manage the user profile features',
    'access arguments' => array('manage user profile features'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array('ding_user_profile_admin_form'),
    'file' => 'ding_user_profile.admin.inc',
  );

  return $menu;
}

/**
 * Implements hook_permission().
 */
function ding_user_profile_permission() {
  $perm = array();

  $perm['manage user profile features'] = array(
    'title' => t('User profile features'),
  );

  return $perm;
}

/**
 * Implements hook_form_alter().
 *
 * This will override the description in some specific manner.
 *
 * Since the fields have slightly different structure, #suffix is used
 * instead. Standard #description is blanked and not used here.
 *
 * Especially this counts for date-select fields, where #description is used
 * as a field #title.
 */
function ding_user_profile_form_alter(&$form, &$form_state, $form_id) {
  if ($form_id == 'user_profile_form') {
    $standard_fields = array('pincode', 'mail');

    foreach ($standard_fields as $field) {
      $description = variable_get('user_profile_' . $field, '');
      $form['account'][$field]['#suffix'] = '<div class="description">' . t($description) . '</div>';
      $form['account'][$field]['#description'] = '';
    }

    $profile = 'profile_' . 'provider_alma';

    foreach (element_children($form[$profile]) as $element) {
      $description = variable_get('user_profile_' . $element, '');
      $form[$profile][$element][LANGUAGE_NONE]['#suffix'] = '<div class="description">' . t($description) . '</div>';
      $form[$profile][$element][LANGUAGE_NONE]['#description'] = '';
    }
  }
}