<?php
// $Id$

/**
 * Implementation of hook_update_1().  This is a placeholder in case table
 * installation is ever necessary for the module.
 */
function logintoboggan_update_1() {

}

/**
 * Implementation of hook_update_2()
 */
function logintoboggan_update_2() {
  // get all serialized user data.
  $users = db_query('SELECT uid, data FROM {users}');
  while($user = db_fetch_object($users)) {
    $data = unserialize($user->data);
    $updated_data = array();
    // Extract conf_mail and conf_pass from the user's data
    if (is_array($data)) {
      foreach($data as $key => $value) {
        if (!in_array($key, array('conf_mail', 'conf_pass'))) {
          $updated_data[$key] = $value;
        }
      }
      // reinsert the cleaned data for the user
      $updated_data = db_escape_string(serialize($updated_data));
      db_query("UPDATE {users} SET data = '%s' WHERE uid = %d", $updated_data, $user->uid);
    }
  }

  drupal_set_message(t('logintoboggan cleaning of user data successful'));
  return $ret;
}

/**
 * Implementation of hook_update_3()
 */
function logintoboggan_update_3() {

  if (variable_get('reg_passwd_set', 0) == 2) {
    variable_set('reg_passwd_set', 1);
  }
}