/**
* Установка строки со специализациями курса
*/
private function setSpecializations(Course $course, array $specialties)
{
$em = $this->getDoctrine()->getManager();
$repo = $em->getRepository('LearningMainBundle:Specialization');
$specCollection = new ArrayCollection();
$specTitles = array();
foreach ($specialties as $specId) {
$specialty = $repo->findOneById($specId);
$specCollection[] = $repo->findOneById($specId);
$specTitles[] = $specialty->getTitle();
}
$specialtiesStr = implode(' | ', $specTitles);
$course->setSpecializations($specCollection);
$course->setSpecializationsStr($specialtiesStr);
}