/**
* Un-friends a user
*
* @return string
*/
public function deleteUnfriend()
{
try {
//User must be logged in
if (!$this->auth->check()) {
//Notify error
$this->keeper->put('notificationError', 'You must log in to continue');
//Return to login
redirect('/login', 'location');
}
//Set validation rules
$this->form_validation->set_rules('user_id', 'User identifier', 'required|xss_clean');
//Validation fails
if ($this->form_validation->run() === false) {
//Raise exception
throw new Exception('User identifier missing', 422);
}
//Un-friends them
$results = $this->userRepo->unfriendUsers($this->auth->user(), $this->userRepo->findUser($this->input->post('user_id')));
//Return results
echo json_encode(['error' => !$results]);
} catch (Exception $e) {
//Unexpected error
echo json_encode(['error' => true, 'message' => $e->getMessage()]);
}
}