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<?php
/* For licensing terms, see /license.txt */
namespace Chamilo\CoreBundle\Entity\Repository;
use Chamilo\CoreBundle\Entity\Course;
use Doctrine\Common\Collections\Criteria;
use Doctrine\ORM\EntityRepository;
use Doctrine\ORM\Query\Expr\Join;
use Doctrine\ORM\QueryBuilder;
/**
* Class CourseRepository
* The functions inside this class must return an instance of QueryBuilder.
*/
class CourseRepository extends EntityRepository
{
/**
* Get all users that are registered in the course. No matter the status.
*
* @return \Doctrine\ORM\QueryBuilder
*/
public function getSubscribedUsers(Course $course)
{
// Course builder
$queryBuilder = $this->createQueryBuilder('c');
// Selecting user info.
$queryBuilder->select('DISTINCT user');
// Selecting courses for users.
$queryBuilder->innerJoin('c.users', 'subscriptions');
$queryBuilder->innerJoin(
'ChamiloUserBundle:User',
'user',
Join::WITH,
'subscriptions.user = user.id'
);
if (api_is_western_name_order()) {
$queryBuilder->add('orderBy', 'user.firstname ASC');
} else {
$queryBuilder->add('orderBy', 'user.lastname ASC');
}
$wherePart = $queryBuilder->expr()->andx();
// Get only users subscribed to this course
$wherePart->add($queryBuilder->expr()->eq('c.id', $course->getId()));
$queryBuilder->where($wherePart);
return $queryBuilder;
}
/**
* Gets students subscribed in the course.
*
* @return QueryBuilder
*/
public function getSubscribedStudents(Course $course)
{
return self::getSubscribedUsersByStatus($course, STUDENT);
}
/**
* Gets the students subscribed in the course.
*
* @return QueryBuilder
*/
public function getSubscribedCoaches(Course $course)
{
$queryBuilder = $this->getSubscribedUsers($course);
//@todo add criterias
return $queryBuilder;
}
/**
* Gets the teachers subscribed in the course.
*
* @return QueryBuilder
*/
public function getSubscribedTeachers(Course $course)
{
return self::getSubscribedUsersByStatus($course, COURSEMANAGER);
}
/**
* @param int $status use legacy chamilo constants COURSEMANAGER|STUDENT
*
* @return QueryBuilder
*/
public function getSubscribedUsersByStatus(Course $course, $status)
{
$queryBuilder = $this->getSubscribedUsers($course);
$wherePart = $queryBuilder->expr()->andx();
$wherePart->add($queryBuilder->expr()->eq('c.status', $status));
return $queryBuilder;
}
public function getCoursesWithNoSession($urlId)
{
$queryBuilder = $this->createQueryBuilder('c');
$criteria = Criteria::create();
$queryBuilder = $queryBuilder
->select('c')
->leftJoin('c.urls', 'u')
->leftJoin('c.sessions', 's')
/*->leftJoin(
'ChamiloCoreBundle:SessionRelCourse',
'sc',
Join::WITH,
'c != sc.course'
)->leftJoin(
'ChamiloCoreBundle:AccessUrlRelCourse',
'ac',
Join::WITH,
'c = ac.course'
)*/
->where($queryBuilder->expr()->isNull('s'))
//->where($queryBuilder->expr()->eq('s', 0))
->where($queryBuilder->expr()->eq('u.url', $urlId))
->getQuery();
$courses = $queryBuilder->getResult();
$courseList = [];
/** @var Course $course */
foreach ($courses as $course) {
if (empty($course->getSessions()->count() == 0)) {
$courseList[] = $course;
}
}
return $courseList;
}
}
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