function _fb_settings_honor_signed_request in Drupal for Facebook 7.3

Same name and namespace in other branches

1. 6.3 fb_settings.inc \_fb_settings_honor_signed_request()

Get the fb_settings from a parsed signed request. http://developers.facebook.com/docs/authentication/canvas signed request will be found on canvas pages, and some connect pages and ajax callbacks.

1 call to _fb_settings_honor_signed_request()

fb_settings.inc in ./fb_settings.inc

This file is to be included from your sites/.../settings.php file.

File

./fb_settings.inc, line 89

This file is to be included from your sites/.../settings.php file.

Code

function _fb_settings_honor_signed_request($sr) {
  if (isset($sr['page'])) {

    // Iframe page tab.
    fb_settings(FB_SETTINGS_CB_PAGE, $sr['page']['id']);
    fb_settings(FB_SETTINGS_PAGE_ID, $sr['page']['id']);
    fb_settings(FB_SETTINGS_TYPE, FB_SETTINGS_TYPE_PAGE_TAB);
    if (isset($sr['user_id'])) {
      fb_settings(FB_SETTINGS_FBU, $sr['user_id']);
    }
  }
  if (isset($sr['profile_id'])) {

    // Only on old FBML tabs.  Deprecated now that iframe tabs are preferred.
    fb_settings(FB_SETTINGS_CB_PAGE, $sr['profile_id']);
    fb_settings(FB_SETTINGS_CB_PAGE, $sr['profile_id']);
    fb_settings(FB_SETTINGS_TYPE, FB_SETTINGS_TYPE_PROFILE);
    if ($sr['user_id'] != $sr['profile_id']) {
      fb_settings(FB_SETTINGS_FBU, $sr['user_id']);
    }
  }
  elseif (isset($sr['user_id'])) {
    fb_settings(FB_SETTINGS_FBU, $sr['user_id']);
  }
  if (isset($sr['oauth_token'])) {
    fb_settings(FB_SETTINGS_TOKEN, $sr['oauth_token']);
    if (!fb_settings(FB_SETTINGS_ID)) {

      // Prefer app id learned from url rewriting over that learned from signed request (because sr may be encrypted).
      $tokens = explode('|', $sr['oauth_token']);
      if (($app_id = $tokens[0]) && !empty($tokens[1])) {
        fb_settings(FB_SETTINGS_ID, $app_id);
      }
    }
  }
}