public function action_get_users()
{
$course_id = $this->request->post('course_id');
$batch_id = $this->request->post('batch_id');
$course_users = Model_Course::get_students($course_id)->as_array(NULL, 'id');
$batch_users = Model_Batch::get_students($batch_id)->as_array(NULL, 'id');
$user_ids = array_unique(array_merge($course_users, $batch_users));
if ($user_ids) {
$data = ORM::factory('user')->where('id', 'IN', $user_ids)->find_all();
$count = ORM::factory('user')->where('id', 'IN', $user_ids)->count_all();
} else {
$data = ORM::factory('user')->where('id', '=', 0)->find_all();
$count = ORM::factory('user')->where('id', '=', 0)->count_all();
}
$cacheimage = CacheImage::instance();
$view = View::factory('course/assign')->bind('data', $data)->bind('count', $count)->bind('cacheimage', $cacheimage)->bind('user_ids', $course_users);
$response = $this->response->body($view)->body();
echo json_encode(array('response' => $response));
}
