/**
* Get's all Role-Assignments for a certain user.
* If no user is set, all role assignments are returned.
*
* @param StudIPUser $user
* @return array with roleids and the assigned userids
*/
public static function getAllRoleAssignments($user=null)
{
if ($user == null)
{
$result = DBManager::get()->query("SELECT * FROM roles_user");
}
else
{
$result = DBManager::get()->prepare("SELECT * FROM roles_user WHERE userid=?");
$result->execute(array($user->getUserid()));
}
$roles_user = array();
while (!$result->EOF)
{
$roles_user[$row["roleid"]] = $row["userid"];
}
return $roles_user;
}
/**
* checks, if this user is identical to the otheruser
*
* @param StudIPUser $otheruser
* @return boolean same user or not
*/
public function isSameUser(StudIPUser $otheruser)
{
return $otheruser->getUserid() === $this->getUserid();
}
