Use the open graph API to post to the Drupal Facebook style status (FBSS) module

fbss2fb.module

<?php

/**
 * @file
 *   Allows posting statuses from Drupal to Facebook.
 *
 */
/**
 * Implementation of hook_menu().
 */
function fbss2fb_menu() {
  $items = array();
  $items['admin/settings/facebook_status/facebook'] = array(
    'title' => 'Facebook',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('fbss2fb_admin'),
    'access arguments' => array('administer Facebook-style Statuses settings'),
    'description' => 'Allows administrators to adjust Facebook integration settings for Facebook-style Statuses.',
    'type' => MENU_LOCAL_TASK,
    'file' => 'fbss2fb.admin.inc',
  );
  return $items;
}


/**
 * Implementation of hook_perm().
 */
function fbss2fb_perm() {
  return array('update status to Facebook');
}

/**
 * Implementation of hook_user().
 */
function fbss2fb_user($op, &$edit, &$account, $category = NULL) {
  global $user, $_fb_app;

  if ($op == 'form' && $category == 'fb_user') {
    $account = user_load(array('uid' => arg(1)));
    if (!user_access('update status to Facebook', $account))
      return; // hide from this user
  
    $fb_user_data = _fb_user_get_config($_fb_app);

    $fbu = _fb_user_get_fbu($account->uid);
    
    if ($fbu) {
      $data = unserialize($account->data);
      $default_setting = variable_get('fbss2fb_default', 'off');
      if ($default_setting != 'disallow') {
        if ($default_setting == 'on-user' || $default_setting == 'off-user') {
          if (!isset($data['fbss2fb_update_status'])) {
            $data['fbss2fb_update_status'] = 0;
            if ($default_setting == 'on-user') {
              $data['fbss2fb_update_status'] = 1;
            }
          }
          $form['fbss2fb_update_status'] = array(
            '#type' => 'checkbox',
            '#title' => t('Enable "Post to Facebook" checkbox for status updates by default'),
            '#default_value' => $data['fbss2fb_update_status'],
            '#weight' => 5,
          );
        }
      }
    }
    return $form;
  }
  elseif ($op == 'update' && $category == 'fb_user' && isset($edit['fbss2fb_update_status'])) {
    user_save($account, array(
      'fbss2fb_update_status' => $edit['fbss2fb_update_status']));
  }
}

/**
 * Implementation of hook_form_FORM_ID_alter().
 */
function fbss2fb_form_facebook_status_box_alter(&$form, $form_state) {
  global $user;
  $account = $user;  
  // Only show option if user has linked local account to Facebook ID and has permission to update status to Facebook.
   if (fb_facebook_user() && fb_api_check_session($GLOBALS['_fb']) && variable_get('fbss2fb_update_status', 'off') != 'disallow' && user_access('update status to Facebook')) {
    // Add checkbox to control posting the status to Facebook.
    $form['fbss2fb_publish'] = array(
      '#type' => 'checkbox',
      '#title' => t('Post to Facebook'),
      '#default_value' => _fbss2fb_update_status_get_default($account),
    );
    $form['fbss-submit']['#submit'][] = 'fbss2fb_facebook_status_box_submit';
   }
}

 function fbss2fb_facebook_status_box_submit(&$form, &$form_state) {
  global $user;
  global $base_root;
  $new_status = trim($form_state['values']['fbss-status']);
  $default = $form_state['values']['sdefault'];
  //Don't send the status if it wasn't changed from the default.
   if ($new_status != $default) {
    if (!empty($form_state['values']['fbss2fb_publish'])) {
      $sid = NULL;
      if (isset($form_state['facebook_status']['sid'])) {
        $sid = $form_state['facebook_status']['sid'];
      }
      $actions = array();
       $actions[] = array('text' => t('See Status Stream'),
         'href' => url($base_root . '/user/' . $user->uid, array('absolute' => TRUE)),
       );

       try { 
	      $fb = $GLOBALS['_fb']; 	
              $facebook_access_token = $fb->getAccessToken(); 	
	      $params = array("message" => $new_status,"access_token" => $facebook_access_token);
              fb_graph("feed", $params, $method = 'POST',$fb);
        
        } catch (Exception $e) {
       
         drupal_set_message("There was a problem posting to your wall.  Please logout and login to set permissions.");
         // The following should bring up a dialog box if extended permissions aren't set. @TODO not working with facebook_status/js
         //  fb_stream_publish_dialog(array('user_message' => $new_status,
         //   'attachment' => $attachment,
         //   'action_links' => $actions,
         //    ));
         // print drupal_json(fb_stream_get_stream_dialog_data());
         //   exit;
         }
      }
          
    }
       
}

/**
 * Gets the default value for the "Post to Facebook" checkbox on the status
 * update form.
 *
 * @param $account
 *   The user account object for the user whose checkbox will be displayed.
 * @return
 *   The default value for the checkbox (1 or 0).
 */
function _fbss2fb_update_status_get_default($account) {
  $data = unserialize($account->data);
  
  $default_setting = variable_get('fbss2fb_default', 'off');
  $return = 0;
  if ($default_setting == 'on-user' || $default_setting == 'on') {
    $return = 1;
  }
  if (($default_setting == 'on-user' || $default_setting == 'off-user') && isset($data['fbss2fb_update_status'])) {
    return $data['fbss2fb_update_status'];
  }
  return $return;
}

/**
 * Implementation of hook_facebook_status_form_ahah_alter().
 */
function fbss2fb_facebook_status_form_ahah_alter(&$new_form, $form) {
  $new_form['facebook'] = $form['facebook'];
}