function fb_init in Drupal for Facebook 7.4

Same name and namespace in other branches

1. 5.2 fb.module \fb_init()
2. 5 fb.module \fb_init()
3. 6.3 fb.module \fb_init()
4. 6.2 fb.module \fb_init()
5. 7.3 fb.module \fb_init()

File

./fb.module, line 59

Code

function fb_init() {
  $fb_app = fb_get_app();
  if ($fb_app) {
    $fba = $fb_app['client_id'];
    $access_token = fb_user_token($fb_app);
  }
  else {
    $fba = 0;
    $access_token = null;
  }

  // Javascript settings needed by fb.js.
  drupal_add_js(array(
    'fb' => array(
      'client_id' => $fba,
      // Default app.
      'ajax_event_url' => url(FB_PATH_AJAX_EVENT, array(
        'absolute' => TRUE,
      )),
      'fb_reloading' => !empty($_REQUEST['fb_reloading']),
      'status' => $access_token ? 'connected' : 'unknown',
    ),
  ), 'setting');
  drupal_add_library('system', 'jquery.cookie');
  if ($fb_app) {

    // App-specific details under app id, so that javascript can potentially work with more than one app at a time.
    // Note that $fba must be prepended, as integers are unsafe to use as keys in drupal_add_js().  See drupal_array_merge_deep_array().
    drupal_add_js(array(
      'fb_app_' . $fba => _fb_js_settings($fb_app),
    ), 'setting');
  }
  if (variable_get(FB_VAR_ADD_JS, FALSE)) {

    // Use Facebook's Javascript SDK.
    fb_require_js();
  }

  // Let third parties know that fb.module is initialized.
  fb_invoke(FB_OP_POST_INIT, array(
    'fb_app' => $fb_app,
  ));
}