protected function setupForm()
{
$gathering = false;
$activeSources = array();
if ($this->gaID) {
$gathering = Gathering::getByID($this->gaID);
$activeSources = $gathering->getConfiguredGatheringDataSources();
}
$availableSources = GatheringDataSource::getList();
$this->set('availableSources', $availableSources);
$this->set('activeSources', $activeSources);
$this->set('gathering', $gathering);
}
