realname_registration.module in Realname registration 6

For using real names during registration/

The realname_registration allows usernames to be generated based upon required first name and last name CCK fields on the registration form.

File

realname_registration.module

<?php

/**
 * @file
 * For using real names during registration/
 *
 * The realname_registration allows usernames to be generated based upon
 * required first name and last name CCK fields on the registration form.
 */

/**
 * Implementation of hook_form_alter().
 */
function realname_registration_form_alter(&$form, $form_state, $form_id) {
  if (!($form_id == 'user_register')) {
    return;
  }
  if (isset($form['account']) && is_array($form['account'])) {
    $form['account']['name']['#type'] = 'hidden';
    $form['account']['name']['#value'] = 'unset_username';
    $form['account']['firstname'] = array(
      '#description' => t('Please enter your first name, this field must only contain letters.'),
      '#maxlength' => 60,
      '#type' => 'textfield',
      '#title' => t('First name'),
      '#weight' => -500,
      '#required' => TRUE,
    );
    $form['account']['lastname'] = array(
      '#description' => t('Please enter your last name, this field must only contain letters.'),
      '#maxlength' => 60,
      '#type' => 'textfield',
      '#title' => t('Last name'),
      '#weight' => -499,
      '#required' => TRUE,
    );
  }
  else {
    $form['name']['#type'] = 'hidden';
    $form['name']['#value'] = 'unset_username';
    $form['firstname'] = array(
      '#description' => t('Please enter your first name, this field must only contain letters.'),
      '#maxlength' => 60,
      '#type' => 'textfield',
      '#title' => t('First name'),
      '#weight' => -500,
      '#required' => TRUE,
    );
    $form['lastname'] = array(
      '#description' => t('Please enter your last name, this field must only contain letters.'),
      '#maxlength' => 60,
      '#type' => 'textfield',
      '#title' => t('Last name'),
      '#weight' => -499,
      '#required' => TRUE,
    );
  }
  $form['#validate'][] = 'realname_registration_validate';
}

/**
 * Implementation of hook_user().
 */
function realname_registration_user($op, &$edit, &$account, $category = NULL) {
  if ($op == 'validate') {
    if (isset($edit['name'])) {
      if ($edit['name'] == 'unset_username') {

        // Generate the username based on first name and last name fields.
        $first_init = drupal_substr($edit['firstname'], 0, 1);
        $lastname = $edit['lastname'];
        $username = strtolower($first_init . $lastname);
        $original_username = $username;
        $i = 0;

        // Check if the username already exists in the database.
        while (db_result(db_query("SELECT COUNT(*) FROM {users} WHERE name = '%s';", $username))) {
          $username = $original_username . ++$i;
        }
        $edit['name'] = $username;
      }
    }
  }
}

/**
 * Form validation handler for user_register_form().
 *
 * @see user_register_form()
 * @see user_register_submit()
 */
function realname_registration_validate($form, &$form_state) {

  // A first name must be letters only.
  if (!preg_match("/^[A-ZÀ-ÖØ-öø-ÿ]+\$/i", $form_state['values']['firstname'])) {
    form_set_error('firstname', t('First name must only contain letters'));
  }

  // A last name must be letters only.
  if (!preg_match("/^[A-ZÀ-ÖØ-öø-ÿ]+\$/i", $form_state['values']['lastname'])) {
    form_set_error('lastname', t('Last name must only contain letters'));
  }
}

Functions

Name	Description
realname_registration_form_alter	Implementation of hook_form_alter().
realname_registration_user	Implementation of hook_user().
realname_registration_validate	Form validation handler for user_register_form().