/**
* @param Model_User $user
* @param Model_Problem $problem
* @param int $language
* @param string $source_code
*
* @return Model_Solution
*/
public static function create($user, $problem, $language, $source_code)
{
$solution = new Model_Solution();
$solution->user_id = $user->user_id;
$solution->problem_id = $problem->problem_id;
$solution->language = $language;
$solution->ip = Request::$client_ip;
$solution->set_source_code($source_code);
$problem->have_new_solution();
$user->take_new_submit();
return $solution;
}
