zikula / core

        if ($userEntity->getGroups()->contains($group)) {

            $this->addFlash('warning', $this->__('The selected user is already a member of this group.'));

        } else {

            $userEntity->addGroup($group);

            $this->get('doctrine')->getManager()->flush();

            $this->addFlash('status', $this->__('Done! The user was added to the group.'));

            // Let other modules know that we have updated a group.

            $addUserEvent = new GenericEvent(['gid' => $group->getGid(), 'uid' => $userEntity->getUid()]);

            $this->get('event_dispatcher')->dispatch(GroupEvents::GROUP_ADD_USER, $addUserEvent);

        }

        return $this->redirectToRoute('zikulagroupsmodule_membership_adminlist', ['gid' => $group->getGid()]);

    }

        $alreadyGroupMember = $group->getUsers()->contains($userEntity);

        if ($groupTypeIsPrivate || $groupTypeIsCore || $groupStateIsClosed || $groupCountIsLimit || $alreadyGroupMember) {

            $this->addFlash('error', $this->getSpecificGroupMessage($groupTypeIsPrivate, $groupTypeIsCore, $groupStateIsClosed, $groupCountIsLimit, $alreadyGroupMember));

        } else {

            $userEntity->addGroup($group);

            $this->get('doctrine')->getManager()->flush();

            $this->addFlash('success', $this->__f('Joined the "%group" group', ['%group' => $group->getName()]));

            // Let other modules know that we have updated a group.

            $addUserEvent = new GenericEvent(['gid' => $group->getGid(), 'uid' => $userEntity->getUid()]);

            $this->get('event_dispatcher')->dispatch(GroupEvents::GROUP_ADD_USER, $addUserEvent);

        }

        return $this->redirectToRoute('zikulagroupsmodule_group_list');

    }

        ]);

        if ($form->handleRequest($request)->isValid()) {

            if ($form->get('remove')->isClicked()) {

                $user->removeGroup($group);

                $this->get('doctrine')->getManager()->flush();

                $this->addFlash('status', $this->__('Done! The user was removed from the group.'));

                $removeUserEvent = new GenericEvent(null, ['gid' => $gid, 'uid' => $uid]);

                $this->get('event_dispatcher')->dispatch(GroupEvents::GROUP_REMOVE_USER, $removeUserEvent);

            }

            if ($form->get('cancel')->isClicked()) {

                $this->addFlash('status', $this->__('Operation cancelled.'));

            }