fb_actions.module in Drupal for Facebook 5

Same filename and directory in other branches
5.2 fb_actions.module
Actions defined here interact with Facebook's API. This makes it possible to notify facebook of various activities as they happen.
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fb_actions.module
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<?php

/**
 * @file
 * 
 * Actions defined here interact with Facebook's API.  This makes it
 * possible to notify facebook of various activities as they happen.
 */
function fb_actions_action_info() {
  return array(
    'fb_actions_minifeed' => array(
      'type' => 'fb_action',
      'description' => t('Post to Facebook mini-feed'),
      'configurable' => TRUE,
      'hooks' => array(
        'nodeapi' => array(
          'delete',
          'insert',
          'update',
          'view',
        ),
        'comment' => array(
          'delete',
          'insert',
          'update',
          'view',
        ),
        'user' => array(
          'insert',
          'update',
          'delete',
          'login',
          'logout',
        ),
      ),
    ),
    'fb_actions_profile_fbml' => array(
      'type' => 'fb_action',
      'description' => t('Write to Facebook profile'),
      'configurable' => TRUE,
      'hooks' => array(
        'nodeapi' => array(
          'delete',
          'insert',
          'update',
          'view',
        ),
        'comment' => array(
          'delete',
          'insert',
          'update',
          'view',
        ),
        'user' => array(
          'insert',
          'update',
          'delete',
          'login',
          'logout',
        ),
        'cron' => array(
          'run',
        ),
      ),
    ),
    'fb_actions_ref_fbml' => array(
      'type' => 'fb_action',
      'description' => t('Write to Facebook reference FBML'),
      'configurable' => TRUE,
      'hooks' => array(
        'nodeapi' => array(
          'delete',
          'insert',
          'update',
          'view',
        ),
        'comment' => array(
          'delete',
          'insert',
          'update',
          'view',
        ),
        'user' => array(
          'insert',
          'update',
          'delete',
          'login',
          'logout',
        ),
        'cron' => array(
          'run',
        ),
      ),
    ),
    'fb_actions_cron_per_user' => array(
      'type' => 'fb_app',
      'description' => t('Perform an Action once for each user of a Facebook App'),
      'configurable' => TRUE,
      'hooks' => array(
        'cron' => array(
          'run',
        ),
      ),
    ),
  );
}
function fb_actions_minifeed(&$object, $values = array()) {

  //dpm(func_get_args(), 'fb_actions_minifeed');
  if ($values['hook'] == 'nodeapi') {
    $node = $values['node'];
  }
  else {
    if ($values['hook'] == 'comment') {
      $comment = $values['comment'];
      $node = node_load($comment->nid);
    }
    else {
      if ($values['hook'] == 'user') {
        $account = $values['user'];
      }
    }
  }

  // Log into facebook as the current user.
  if ($fb_app = $GLOBALS['fb_app']) {
    if ($values['fb_app_nid'] == FB_APP_CURRENT || $fb_app->nid == $values['fb_app_nid']) {

      // We're in a canvas page for the desired app.  We're already logged in.
      $fb = $GLOBALS['fb'];
    }
  }
  if (!$fb && $values['fb_app_nid'] != FB_APP_CURRENT) {
    global $user;

    // Need to log into this app.
    $fb_app = fb_get_app(array(
      'nid' => $values['fb_app_nid'],
    ));
    $fbu = fb_get_fbu($user->uid, $fb_app);
    if ($fbu) {
      $fb = fb_api_init($fb_app, $fbu);
    }
  }

  // Even if we have an $fb now, it may not have permission to do all things
  // we ask of it.
  if ($fb) {

    // Replace both node and fb_app related tokens
    $title = token_replace($values['title'], 'node', $node);
    $title = token_replace($title, 'comment', $comment);
    $title = token_replace($title, 'user', $account);
    $title = token_replace($title, 'fb_app', $fb_app);
    $body = token_replace($values['body'], 'node', $node);
    $body = token_replace($body, 'comment', $comment);
    $body = token_replace($body, 'user', $account);
    $body = token_replace($body, 'fb_app', $fb_app);

    // Rewrite links to reference canvas pages
    if ($fb_app->canvas && function_exists('fb_canvas_process_fbml')) {
      $title = fb_canvas_process_fbml($title, $fb_app);
      $body = fb_canvas_process_fbml($body, $fb_app);
    }
    $fb->api_client
      ->feed_publishActionOfUser($title, $body);
    fb_report_errors($fb);
  }
}
function fb_actions_minifeed_form($values) {
  $options = fb_get_app_options(TRUE);
  $form['description'] = array(
    '#value' => t('Note that this action will only succeed when executed from a Facebook canvas page when the user is logged in, or on non-canvas pages when the logged in user has an infinite session key.  These are privacy restrictions enforced by the Facebook API.'),
  );
  $form['fb_app_nid'] = array(
    '#type' => 'select',
    '#title' => t('Application'),
    '#default_value' => $values['fb_app_nid'],
    '#options' => $options,
    '#description' => t('Log into Facebook as which action?  If %current, action will only be performed only on canvas pages.', array(
      '%current' => $options[FB_APP_CURRENT],
    )),
  );
  $form['title'] = array(
    '#type' => 'textfield',
    '#title' => t('Title'),
    '#default_value' => $values['title'],
    '#description' => t('Title line of mini-feed item.  (Most Facebook mini-feed items have only a title, and no message body).'),
    '#required' => TRUE,
  );
  $form['body'] = array(
    '#type' => 'textarea',
    '#title' => t('Body'),
    '#default_value' => $values['body'],
    '#description' => t('Text to publish on mini-feed.  In many cases, only the title is required and this may be left blank.<br />The following tokens will be replaced: !token_help', array(
      '!token_help' => theme('token_help', 'node') . theme('token_help', 'comment') . theme('token_help', 'fb_app'),
    )),
  );
  return $form;
}
function fb_actions_minifeed_validate($form_id, $values) {
}
function fb_actions_minifeed_submit($form_id, $values) {
  return array(
    'fb_app_nid' => $values['fb_app_nid'],
    'body' => $values['body'],
    'title' => $values['title'],
  );
}

/**
 * Implementation of an Action.  See Actions module.
 * 
 * This action updates a user's profile FBML.
 */
function fb_actions_profile_fbml_form($values) {
  $options = fb_get_app_options(TRUE);
  $form['description'] = array(
    '#value' => t('This action will update the current user\'s Facebook profile.  Suitable for canvas pages and cron jobs (if infinite session is configured).'),
  );
  $form['fb_app_nid'] = array(
    '#type' => 'select',
    '#title' => t('Application'),
    '#default_value' => $values['fb_app_nid'],
    '#options' => $options,
    '#description' => t('Log into Facebook as which application?  %current is OK when invoked from canvas pages or cron jobs.', array(
      '%current' => $options[FB_APP_CURRENT],
    )),
  );
  $form['body'] = array(
    '#type' => 'textarea',
    '#title' => t('Profile FBML'),
    '#default_value' => $values['body'],
    '#description' => t('FBML to write to user\'s profile.  Make sure to choose an input filter that allows FBML!<br />The following token will be replaced: !token_help', array(
      '!token_help' => theme('token_help', 'fb_app'),
    )),
  );
  $form['body_filter'] = filter_form($values['body_filter'], NULL, array(
    'body_filter',
  ));
  return $form;
}
function fb_actions_profile_fbml_validate($form_id, $values) {

  // TODO
}
function fb_actions_profile_fbml_submit($form_id, $values) {
  return array(
    'fb_app_nid' => $values['fb_app_nid'],
    'body' => $values['body'],
    'body_filter' => $values['body_filter'],
  );
}
function fb_actions_profile_fbml(&$object, $values) {

  //dpm(func_get_args(), "fb_actions_profile_fbml");
  if ($values['hook'] == 'nodeapi') {
    $node = $values['node'];
  }
  else {
    if ($values['hook'] == 'comment') {
      $comment = $values['comment'];
      $node = node_load($comment->nid);
    }
    else {
      if ($values['hook'] == 'user') {
        $account = $values['user'];

        // untested
      }
    }
  }

  // Determine which app to use
  if ($object) {
    $fb_app = $object;
  }
  else {
    if ($values['fb_app_nid'] && is_numeric($values['fb_app_nid'])) {
      $fb_app = fb_get_app(array(
        'nid' => $values['fb_app_nid'],
      ));
    }
    else {
      if ($values['fb_app_nid'] == FB_APP_CURRENT) {
        $fb_app = $GLOBALS['fb_app'];
      }
    }
  }

  // Login to facebook as either the current user or the infinite session
  if ($fb_app) {
    $fb = fb_api_init($fb_app, FB_FBU_ANY);
  }
  if ($fb && $fb
    ->get_loggedin_user()) {
    global $user;
    $fbu = fb_get_fbu($user->uid, $fb_app);

    // Replace fb_app related tokens
    $body = token_replace($values['body'], 'fb_app', $fb_app);
    $body = check_markup($body, $values['body_filter'], FALSE);

    // Links in profile FBML must be fully-qualified.  Here we attempt to
    // replace relative links with fully qualified ones.
    global $base_url, $base_path;
    $patterns[] = '/"' . str_replace('/', '\\/', $base_path) . '([^"]*)"/';
    $replacements[] = '"' . $base_url . '/$1"';
    $body = preg_replace($patterns, $replacements, $body);

    // Rewrite links to reference canvas pages
    if ($fb_app->canvas && function_exists('fb_canvas_process_fbml')) {
      $body = fb_canvas_process_fbml($body, $fb_app);
    }
    if (variable_get('fb_actions_verbose', FALSE)) {
      watchdog('fb_actions', t('Setting Facebook profile markup for !user to %body', array(
        '!user' => theme('username', $user),
        '%body' => htmlentities($body),
      )));
    }
    $fb->api_client
      ->profile_setFBML($body, $fbu);
    fb_report_errors($fb);
  }
}

/**
 * Implementation of an Action.
 * 
 * This action updates reference FBML.
 * http://developer.facebook.com/documentation.php?v=1.0&method=fbml.setRefHandle
 */
function fb_actions_ref_fbml_form($values) {
  $form['description'] = array(
    '#value' => t('This action will update reference FBML.  See Facebook\'s documentation of the &lt;fb:ref&gt; tag.  Suitable for canvas pages and cron jobs (if infinite session is configured).'),
  );
  $options = fb_get_app_options(TRUE);
  $form['fb_app_nid'] = array(
    '#type' => 'select',
    '#title' => t('Application'),
    '#default_value' => $values['fb_app_nid'],
    '#options' => $options,
    '#description' => t('Log into Facebook as which application?  %current is OK when invoked from canvas pages or cron jobs.', array(
      '%current' => $options[FB_APP_CURRENT],
    )),
  );
  $form['handle'] = array(
    '#type' => 'textfield',
    '#title' => t('Handle'),
    '#default_value' => $values['handle'],
  );
  $form['body'] = array(
    '#type' => 'textarea',
    '#title' => t('Reference FBML'),
    '#default_value' => $values['body'],
    '#description' => t('FBML to write to user\'s profile.<br />The following token will be replaced: !token_help', array(
      '!token_help' => theme('token_help', 'fb_app'),
    )),
  );
  $form['body_filter'] = filter_form($values['body_filter'], NULL, array(
    'body_filter',
  ));
  return $form;
}
function fb_actions_ref_fbml_validate($form_id, $values) {

  // TODO
}
function fb_actions_ref_fbml_submit($form_id, $values) {
  return array(
    'fb_app_nid' => $values['fb_app_nid'],
    'handle' => $values['handle'],
    'body' => $values['body'],
    'body_filter' => $values['body_filter'],
  );
}
function fb_actions_ref_fbml(&$object, $values) {
  if ($values['hook'] == 'nodeapi') {
    $node =& $object;
  }
  else {
    if ($values['hook'] == 'comment') {
      $node = node_load($object['nid']);
      $comment =& $object;
    }
    else {
      if ($values['hook'] == 'user') {
        $account =& $object;
      }
    }
  }

  // Log into facebook as the current user.
  if ($fb_app = $GLOBALS['fb_app']) {
    if ($values['fb_app_nid'] == FB_APP_CURRENT || $fb_app->nid == $values['fb_app_nid']) {

      // We're in a canvas page for the desired app.  We're already logged in.
      $fb = $GLOBALS['fb'];
    }
  }
  if (!$fb && $values['fb_app_nid'] != FB_APP_CURRENT) {

    // Need to log into this app.
    $fb_app = fb_get_app(array(
      'nid' => $values['fb_app_nid'],
    ));
    $fb = fb_api_init($fb_app, FB_FBU_INFINITE_SESSION);
  }

  // This will be set on canvas pages and Facebook App cron actions.
  if ($fb && $fb_app) {

    // Replace fb_app related tokens
    $body = token_replace($values['body'], 'fb_app', $fb_app);
    $body = check_markup($body, $values['body_filter'], FALSE);
    if ($fb_app->canvas && function_exists('fb_canvas_process_fbml')) {
      $body = fb_canvas_process_fbml($body, $fb_app);
    }
    if (variable_get('fb_actions_verbose', FALSE)) {
      watchdog('fb_actions', t('Setting Facebook ref FBML for %handle to %body', array(
        '%handle' => $values['handle'],
        '%body' => htmlentities($body),
      )));
    }
    $fb->api_client
      ->fbml_setRefHandle($values['handle'], $body);
    fb_report_errors($fb);
  }
}
function fb_actions_cron_per_user_form($values) {
  $form['description'] = array(
    '#value' => t('This action will iterate through user\'s of a Facebook Application, attempt to log into the Facebook API as that user (or failing that, the infinite session user), and execute additional actions.  Use this to perform per-user actions during a Facebook cron job.'),
  );
  $options = fb_get_app_options(FALSE);
  $form['fb_app_nids'] = array(
    '#type' => 'select',
    '#title' => t('Application'),
    '#multiple' => TRUE,
    '#required' => TRUE,
    '#default_value' => $values['fb_app_nids'],
    '#options' => $options,
    '#description' => t('Perform these actions for each user of which applications?'),
  );
  foreach (actions_get_all_actions() as $aid => $action) {
    $options[$action['type']][$aid] = $action['description'];
  }
  $form['actions'] = array(
    '#type' => 'select',
    '#title' => t('Actions'),
    '#default_value' => $values['actions'],
    '#multiple' => TRUE,
    '#required' => TRUE,
    '#options' => $options,
    '#description' => t('Select one or more actions to perform while logged in as a Facebook Application user.'),
  );
  $form['throttle'] = array(
    '#type' => 'textfield',
    '#title' => t('Throttle'),
    '#default_value' => $values['throttle'],
    '#required' => TRUE,
    '#description' => t('Number of users to iterate through each time this action is invoked.  Recommended: start with a small number and increase when you are sure things are working.'),
  );
  return $form;
}
function fb_actions_cron_per_user_submit($form_id, $values) {
  return array(
    'fb_app_nids' => $values['fb_app_nids'],
    'actions' => $values['actions'],
    'throttle' => $values['throttle'],
  );
}
function fb_actions_cron_per_user($obj, $values) {

  //$args = func_get_args();

  //watchdog('fb_action_debug', "fb_actions_cron_per_user" . dpr($args, 1), WATCHDOG_ERROR);
  foreach ($values['fb_app_nids'] as $nid) {
    $fb_app = fb_get_app(array(
      'nid' => $nid,
    ));

    // Set paths as if on a canvas page.
    // perform per-user actions
    // Save current settings
    $before_fb = $GLOBALS['fb'];
    $before_fb_app = $GLOBALS['fb_app'];
    $before_user = $GLOBALS['user'];

    // Find some users of the app, for whom cron has not run recently.
    $result = db_query("SELECT * FROM {fb_user_app} WHERE apikey='%s' AND fbu > 0 AND added > 0 ORDER BY time_cron ASC LIMIT %d", $fb_app->apikey, $values['throttle']);
    while ($data = db_fetch_object($result)) {

      // Log into facebook as the user from the database
      $account = fb_user_get_local_user($data->fbu, $fb_app);
      if (variable_get('fb_actions_verbose', FALSE)) {
        watchdog('fb_action_debug', "fb_actions_cron_per_user fbu is {$data->fbu}, local user is " . theme('username', $account), WATCHDOG_ERROR);
      }
      if (!$account || !$account->uid) {
        watchdog('fb cron', t('Facebook user %fbu does not correspond to a local account.', array(
          '%fbu' => $data->fbu,
        )));

        //db_query("DELETE FROM {fb_user_app} WHERE apikey='%s' AND fbu = %d",

        //         $fb_app->apikey,
        //         $data->fbu);
      }
      else {

        // If here, local user has been found.
        $fb = fb_api_init($fb_app, $data->fbu);
        if (!$fb || !$fb->api_client
          ->users_getLoggedInUser()) {

          // Failed to log in as the current user, fallback to infinite session.
          $fb = fb_api_init($fb_app, FB_FBU_INFINITE_SESSION);
        }
        if (!$fb || !$fb->api_client
          ->users_getLoggedInUser()) {
          watchdog('fb cron', t('Failed to log into %app during cron.  Try testing infinite session key.', array(
            '%app' => $fb_app->title,
          )));
        }
        else {

          // if here, we're logged into facebook.
          // Set things up as if this were a canvas page.
          $GLOBALS['user'] = $account;
          $GLOBALS['fb'] = $fb;
          $GLOBALS['fb_app'] = $fb_app;

          // Invoke any actions that we've been configured to invoke.
          actions_do($values['actions'], $fb_app);
        }

        // end if able to log into facebook
      }

      // end if local user found.
      // Record how recently cron was run for this user.  We do this even if
      // we failed to log in, because we don't want persistent problems to
      // clog the cron queue.  We'll get to this user again, eventually.
      db_query("UPDATE {fb_user_app} SET time_cron=%d WHERE apikey='%s' AND fbu=%d", time(), $fb_app->apikey, $data->fbu);
    }

    // Restore global variables
    $GLOBALS['user'] = $before_user;
    $GLOBALS['fb'] = $before_fb;
    $GLOBALS['fb_app'] = $before_fb_app;
  }
}

///////////////////////////////////////////////////////////////////

// Below this line is obsolete code.  Actions have changed considerably, and the following is deprecated.  Recommended that you get the very latest actions module and start using it.

/**
 * Implementation of an Action.  See Actions module.
 * 
 * This action publishes to a user's mini-feed.
 */
function action_fb_write_minifeed($op, $edit = array(), $node) {
  if ($op == 'metadata') {
    return array(
      'description' => t('Post to Facebook mini-feed'),
      'type' => t('Facebook'),
      'batchable' => FALSE,
      'configurable' => TRUE,
    );
  }
  else {
    if ($op == 'form') {
      $options = fb_get_app_options(TRUE);
      $form['description'] = array(
        '#value' => t('Note that this action will only succeed when executed from a Facebook canvas page when the user is logged in, or on non-canvas pages when the logged in user has an infinite session key.  These are privacy restrictions enforced by the Facebook API.'),
      );
      $form['fb_app_nid'] = array(
        '#type' => 'select',
        '#title' => t('Application'),
        '#default_value' => $edit['fb_app_nid'],
        '#options' => $options,
        '#description' => t('Log into Facebook as which action?  If %current, action will only be performed only on canvas pages.', array(
          '%current' => $options[FB_APP_CURRENT],
        )),
      );
      $form['title'] = array(
        '#type' => 'textfield',
        '#title' => t('Title'),
        '#default_value' => $edit['title'],
        '#description' => t('Title line of mini-feed item.  (Most Facebook mini-feed items have only a title, and no message body).'),
        '#required' => TRUE,
      );
      $form['body'] = array(
        '#type' => 'textarea',
        '#title' => t('Body'),
        '#default_value' => $edit['body'],
        '#description' => t('Text to publish on mini-feed.  In many cases, only the title is required and this may be left blank.<br />The following token will be replaced: !token_help', array(
          '!token_help' => theme('token_help', 'node') . theme('token_help', 'fb_app'),
        )),
      );
      return $form;
    }
    else {
      if ($op == 'submit') {
        return array(
          'fb_app_nid' => $edit['fb_app_nid'],
          'body' => $edit['body'],
          'title' => $edit['title'],
        );
      }
      else {
        if ($op == 'do') {

          // Log into facebook as the current user.
          if ($fb_app = $GLOBALS['fb_app']) {
            if ($edit['fb_app_nid'] == FB_APP_CURRENT || $fb_app->nid == $edit['fb_app_nid']) {

              // We're in a canvas page for the desired app.  We're already logged in.
              $fb = $GLOBALS['fb'];
            }
          }
          if (!$fb && $edit['fb_app_nid'] != FB_APP_CURRENT) {
            global $user;

            // Need to log into this app.
            $fb_app = fb_get_app(array(
              'nid' => $edit['fb_app_nid'],
            ));
            $fbu = fb_get_fbu($user->uid, $fb_app);
            if ($fbu) {
              $fb = fb_api_init($fb_app, $fbu);
            }
          }

          // Even if we have an $fb now, it may not have permission to do all things
          // we ask of it.
          if ($fb) {

            // Replace both node and fb_app related tokens
            $title = token_replace($edit['title'], 'node', $node);
            $title = token_replace($title, 'fb_app', $fb_app);
            $body = token_replace($edit['body'], 'node', $node);
            $body = token_replace($body, 'fb_app', $fb_app);
            $fb->api_client
              ->feed_publishActionOfUser($title, $body);
            fb_report_errors($fb);
          }
        }
      }
    }
  }
}

/**
 * Implementation of an Action.  See Actions module.
 * 
 * This action updates a user's profile FBML.
 */
function action_fb_set_profile_fbml($op, $edit = array(), $obj) {
  if ($op == 'metadata') {
    return array(
      'description' => t('Facebook set profile FBML'),
      'type' => t('Facebook'),
      'batchable' => FALSE,
      'configurable' => TRUE,
    );
  }
  else {
    if ($op == 'form') {
      $options = fb_get_app_options(TRUE);
      $form['description'] = array(
        '#value' => t('This action will update the current user\'s Facebook profile.  Suitable for canvas pages and cron jobs (if infinite session is configured).'),
      );
      $form['fb_app_nid'] = array(
        '#type' => 'select',
        '#title' => t('Application'),
        '#default_value' => $edit['fb_app_nid'],
        '#options' => $options,
        '#description' => t('Log into Facebook as which application?  %current is OK when invoked from canvas pages or cron jobs.', array(
          '%current' => $options[FB_APP_CURRENT],
        )),
      );
      $form['body'] = array(
        '#type' => 'textarea',
        '#title' => t('Profile FBML'),
        '#default_value' => $edit['body'],
        '#description' => t('FBML to write to user\'s profile.<br />The following token will be replaced: !token_help', array(
          '!token_help' => theme('token_help', 'fb_app'),
        )),
      );
      return $form;
    }
    else {
      if ($op == 'submit') {
        return array(
          'fb_app_nid' => $edit['fb_app_nid'],
          'body' => $edit['body'],
        );
      }
      else {
        if ($op == 'do') {

          // Log into facebook as the current user.
          if ($fb_app = $GLOBALS['fb_app']) {
            if ($edit['fb_app_nid'] == FB_APP_CURRENT || $fb_app->nid == $edit['fb_app_nid']) {

              // We're in a canvas page for the desired app.  We're already logged in.
              $fb = $GLOBALS['fb'];
            }
          }
          if (!$fb && $edit['fb_app_nid'] != FB_APP_CURRENT) {

            // Need to log into this app.
            $fb_app = fb_get_app(array(
              'nid' => $edit['fb_app_nid'],
            ));
            $fb = fb_api_init($fb_app, FB_FBU_INFINITE_SESSION);
          }
          if ($fb) {
            global $user;
            $fbu = fb_get_fbu($user->uid, $fb_app);

            // Replace fb_app related tokens
            $body = token_replace($edit['body'], 'fb_app', $fb_app);

            // TODO: enable filters for body.
            // print("Setting facebook profile markup for $user->name to " . dpr($body, 1));
            $fb->api_client
              ->profile_setFBML($body, $fbu);
            fb_report_errors($fb);
          }
        }
      }
    }
  }
}

/**
 * Implementation of an Action.
 * 
 * This action updates reference FBML.
 * http://developer.facebook.com/documentation.php?v=1.0&method=fbml.setRefHandle
 */
function action_fb_set_ref_fbml($op, $edit = array(), $fb_app) {
  if ($op == 'metadata') {
    return array(
      'description' => t('Facebook set reference FBML'),
      'type' => t('Facebook App'),
      'batchable' => FALSE,
      'configurable' => TRUE,
    );
  }
  else {
    if ($op == 'form') {
      $options = fb_get_app_options(TRUE);
      $form['description'] = array(
        '#value' => t('This action will update reference FBML.  See Facebook\'s documentation of the &lt;fb:ref&gt; tag.  Suitable for canvas pages and cron jobs (if infinite session is configured).'),
      );
      $form['fb_app_nid'] = array(
        '#type' => 'select',
        '#title' => t('Application'),
        '#default_value' => $edit['fb_app_nid'],
        '#options' => $options,
        '#description' => t('Log into Facebook as which application?  %current is OK when invoked from canvas pages or cron jobs.', array(
          '%current' => $options[FB_APP_CURRENT],
        )),
      );
      $form['handle'] = array(
        '#type' => 'textfield',
        '#title' => t('Handle'),
        '#default_value' => $edit['handle'],
      );
      $form['body'] = array(
        '#type' => 'textarea',
        '#title' => t('Profile FBML'),
        '#default_value' => $edit['body'],
        '#description' => t('FBML to write to user\'s profile.<br />The following token will be replaced: !token_help', array(
          '!token_help' => theme('token_help', 'fb_app'),
        )),
      );
      $form['body_filter'] = filter_form($edit['body_filter'], NULL, array(
        'body_filter',
      ));
      return $form;
    }
    else {
      if ($op == 'submit') {
        return array(
          'handle' => $edit['handle'],
          'body' => $edit['body'],
          'body_filter' => $edit['body_filter'],
        );
      }
      else {
        if ($op == 'do') {
          if ($GLOBALS['fb_app']->apikey == $fb_app->apikey) {

            // Use global FB api, if set up.
            $fb = $GLOBALS['fb'];
          }
          else {
            $fb = fb_api_init($fb_app, FB_FBU_INFINITE_SESSION);
          }

          // This will be set on canvas pages and Facebook App cron actions.
          if ($fb) {

            // Replace fb_app related tokens
            $body = token_replace($edit['body'], 'fb_app', $fb_app);
            $body = check_markup($body, $edit['body_filter'], FALSE);
            $fb->api_client
              ->fbml_setRefHandle($edit['handle'], $body);

            // TODO: enable filters for body.
            $fb->api_client
              ->profile_setFBML($body, $fbu);
            fb_report_errors($fb);
          }
        }
      }
    }
  }
}
Functions

Name	Description
action_fb_set_profile_fbml	Implementation of an Action. See Actions module.
action_fb_set_ref_fbml	Implementation of an Action.
action_fb_write_minifeed	Implementation of an Action. See Actions module.
fb_actions_action_info	@file
fb_actions_cron_per_user
fb_actions_cron_per_user_form
fb_actions_cron_per_user_submit
fb_actions_minifeed
fb_actions_minifeed_form
fb_actions_minifeed_submit
fb_actions_minifeed_validate
fb_actions_profile_fbml
fb_actions_profile_fbml_form	Implementation of an Action. See Actions module.
fb_actions_profile_fbml_submit
fb_actions_profile_fbml_validate
fb_actions_ref_fbml
fb_actions_ref_fbml_form	Implementation of an Action.
fb_actions_ref_fbml_submit
fb_actions_ref_fbml_validate
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fb_actions.module in Drupal for Facebook 5

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