function fb_user_form_alter in Drupal for Facebook 5

Same name and namespace in other branches

1. 5.2 fb_user.module \fb_user_form_alter()
2. 6.3 fb_user.module \fb_user_form_alter()
3. 6.2 fb_user.module \fb_user_form_alter()
4. 7.3 fb_user.module \fb_user_form_alter()

File

./fb_user.module, line 561

This module allows Drupal user records to be associated with Facebook user ids. It can create local user accounts when Facebook users visit an application's canvas pages.

Code

function fb_user_form_alter($form_id, &$form) {

  //drupal_set_message("fb_user_form_alter($form_id) " . dpr($form, 1));

  // Add our settings to the fb_app edit form.
  if (is_array($form['fb_app_data'])) {
    $node = $form['#node'];
    $fb_app_data = fb_app_get_data($node->fb_app);
    $fb_user_data = $fb_app_data['fb_user'];
    $form['fb_app_data']['fb_user'] = array(
      '#type' => 'fieldset',
      '#title' => t('Facebook user settings'),
      '#tree' => TRUE,
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
    );
    $form['fb_app_data']['fb_user']['require_login'] = array(
      '#type' => 'radios',
      '#title' => t('Require Login'),
      '#description' => t('When viewing canvas pages, how strict do you want to be?  Most FBML applications will not want \'Allow anyone\' because facebook allows no persistent session; features like drupal_set_message() will not work properly.  Also facebook does not allow form submissions unless the user logs in.'),
      '#options' => array(
        FB_USER_OPTION_ALLOW_ANON => t('Allow anyone'),
        FB_USER_OPTION_REQUIRE_LOGIN => t('Allow logged-in users'),
        FB_USER_OPTION_REQUIRE_ADD => t('Allow users who have added this app to their profile'),
      ),
      '#default_value' => $fb_user_data['require_login'],
      '#required' => TRUE,
    );

    // TODO: fix this so that it prompts for username with autocomplete, not a uid.
    $form['fb_app_data']['fb_user']['not_logged_in_uid'] = array(
      '#type' => 'textfield',
      '#title' => t('Not logged in user (uid)'),
      '#description' => t('If allowing non-logged in users, when such a user visits the site, which Drupal user should they be treated as?  Use 0 for the anonymous user (recommended - this feature is experimental and likely to disappear).'),
      '#default_value' => $fb_user_data['not_logged_in_uid'],
    );
    $form['fb_app_data']['fb_user']['logged_in_uid'] = array(
      '#type' => 'textfield',
      '#title' => t('Logged in user (uid)'),
      '#description' => t('If allowing logged in users, when such a user visits the site, and they do not have a local Drupal account, which Drupal user should they be treated as?  Use 0 for the Anonymous user, or create a dedicated account for this purpose.'),
      '#default_value' => $fb_user_data['logged_in_uid'],
    );
    $form['fb_app_data']['fb_user']['create_account'] = array(
      '#type' => 'radios',
      '#title' => t('Create Local Account'),
      '#description' => t('This option will create a local account automatically and map the local account to the Facebook account.  This happens whenever the user visits a canvas page, except user/ pages and the landing page for anonymous users.'),
      '#options' => array(
        FB_USER_OPTION_CREATE_NEVER => t('Never (user/register page will still work)'),
        FB_USER_OPTION_CREATE_LOGIN => t('If user has logged in'),
        FB_USER_OPTION_CREATE_ADD => t('If user has added this app'),
      ),
      '#default_value' => $fb_user_data['create_account'],
      '#required' => TRUE,
    );
    $form['fb_app_data']['fb_user']['map_account'] = array(
      '#type' => 'radios',
      '#title' => t('Map Accounts'),
      '#description' => t('This option maps a Facebook account to a previously created local account, when a user logs in or registers via a canvas page.'),
      '#options' => array(
        FB_USER_OPTION_MAP_NEVER => t('Never map accounts'),
        FB_USER_OPTION_MAP_ALWAYS => t('Map account when user logs in or registers'),
      ),
      '#default_value' => $fb_user_data['map_account'],
      '#required' => TRUE,
    );

    // TODO: prompt for role with a select.  Don't make user figure out id
    $form['fb_app_data']['fb_user']['new_user_rid'] = array(
      '#type' => 'select',
      '#title' => t('New user role'),
      '#options' => user_roles(1),
      '#description' => t('When a user has added this application, they will receive this role.'),
      '#default_value' => $fb_user_data['new_user_rid'],
    );
    $form['fb_app_data']['fb_user']['unique_account'] = array(
      '#type' => 'checkbox',
      '#title' => t('Make Local Account Unique'),
      '#description' => t('When creating a local account, a unique account will apply only to this app.  A non-unique account will be shared by all apps which do not have this checked.'),
      '#default_value' => $fb_user_data['unique_account'],
    );
  }
}