public function getModelClassDesignTime()
{
$modelClass = trim(Input::get('modelClass'));
if ($modelClass && !is_scalar($modelClass)) {
throw new ApplicationException('Model class name should be a string.');
}
if (!strlen($modelClass)) {
$models = $this->listGlobalModels();
$modelClass = key($models);
}
if (!ModelModel::validateModelClassName($modelClass, true)) {
throw new ApplicationException('Invalid model class name.');
}
return $modelClass;
}
