function fb_infinite_form_alter in Drupal for Facebook 5

Same name and namespace in other branches

1. 5.2 fb_infinite.module \fb_infinite_form_alter()

Implementation of hook_form_alter.

File

./fb_infinite.module, line 62

This module manages an infinite session for each Facebook App. http://wiki.developers.facebook.com/index.php/Infinite_session_keys

Code

function fb_infinite_form_alter($form_id, &$form) {

  //drupal_set_message("fb_infinte_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_infinite_data = $fb_app_data['fb_infinite'];
    $form['fb_app_data']['fb_infinite'] = array(
      '#type' => 'fieldset',
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
      '#title' => t('Facebook infinite session settings'),
      '#description' => t('An infinite session key is required to access the Facebook API from non-canvas pages.  For example, a cron job.'),
    );
    if (!$node->nid) {

      // User must save apikey and secret before we can prompt for infinite session key.
      $form['fb_app_data']['fb_infinite']['message'] = array(
        '#value' => '<p>' . t('Save your apikey and secret settings first.  Then return here to set up the infinite session.') . '</p>',
      );
    }
    else {
      if ($node->fb_app->canvas) {
        $form['fb_app_data']['fb_infinite']['help'] = array(
          '#value' => t('<a href=!url target=_blank>Get your session key</a>.  If prompted to log in, be sure to check the box that prevents your session from expiring.', array(
            '!url' => "http://apps.facebook.com/" . $node->fb_app->canvas . "/fb/infinite/display",
          )),
          '#prefix' => '<p>',
          '#suffix' => '</p>',
        );
      }
      else {
        $form['fb_app_data']['fb_infinite']['help'] = array(
          '#value' => t('Configure canvas pages for additional help generating an infinite session key.'),
          '#prefix' => '<p>',
          '#suffix' => '</p>',
        );
      }
      $form['fb_app_data']['fb_infinite']['fbu'] = array(
        '#type' => textfield,
        '#title' => t('Facebook User ID'),
        '#default_value' => $fb_infinite_data['fbu'],
      );
      $form['fb_app_data']['fb_infinite']['key'] = array(
        '#type' => textfield,
        '#title' => t('Infinite Session Key'),
        '#default_value' => $fb_infinite_data['key'],
      );

      /* so far, I can't get this to work.
         $form['fb_app_data']['fb_infinite']['code'] =
           array('#type' => textfield,
                 '#title' => t('One-time code'),
                 '#description' => t('Get a one-time code from facebook, <a href=!url target=_blank>here</a>.',
                                     array('!url' => "http://www.facebook.com/code_gen.php?v=1.0&api_key=" . $node->fb_app->apikey)),
           );
         */
    }
  }
}