public function upload_solution($task_set_id = 0)
{
$this->usermanager->student_login_protected_redirect();
$task_set = $this->get_task_set_by_id($course, $group, $student, $task_set_id);
$task_sets = $this->filter_valid_task_sets($task_set);
$filtered_task_set = count($task_sets) == 1 ? $task_sets[0] : new Task_set();
if ($filtered_task_set->id == intval($task_set_id) && $this->can_upload_file($filtered_task_set, $course)) {
$allowed_file_types_array = trim($filtered_task_set->allowed_file_types) != '' ? array_map('trim', explode(',', $filtered_task_set->allowed_file_types)) : array();
$config['upload_path'] = 'private/uploads/solutions/task_set_' . intval($task_set_id) . '/';
$config['allowed_types'] = 'zip' . (count($allowed_file_types_array) ? '|' . implode('|', $allowed_file_types_array) : '');
$config['max_size'] = intval($this->config->item('maximum_solition_filesize'));
$current_version = $filtered_task_set->get_student_file_next_version($student->id);
$config['file_name'] = $student->id . '_' . $this->normalize_student_name($student) . '_' . substr(md5(time() . rand(-500000, 500000)), 0, 4) . '_' . $current_version . '.zip';
@mkdir($config['upload_path'], DIR_READ_MODE, TRUE);
$this->load->library('upload', $config);
if ($this->upload->do_upload('file')) {
$upload_data = $this->upload->data();
$mimes = $this->upload->mimes_types('zip');
if (is_array($mimes) && !in_array($upload_data['file_type'], $mimes) || is_string($mimes) && $upload_data['file_type'] != $mimes) {
if (!$this->zip_plain_file_to_archive($upload_data['full_path'], $upload_data['client_name'], $upload_data['file_path'])) {
$this->messages->add_message('lang:tasks_task_error_cant_zip_file', Messages::MESSAGE_TYPE_ERROR);
redirect(create_internal_url('tasks/task/' . intval($task_set_id)));
die;
}
}
$this->_transaction_isolation();
$this->db->trans_begin();
$solution = new Solution();
$solution->where('task_set_id', $filtered_task_set->id);
$solution->where('student_id', $student->id);
$solution->get();
$revalidate = 1;
if ($course->test_scoring_deadline >= date('Y-m-d H:i:s') && $filtered_task_set->enable_tests_scoring == 1 && $filtered_task_set->allowed_test_types != '') {
$test_types = explode(',', $filtered_task_set->allowed_test_types);
$tests = new Test();
$tests->where_related('task/task_set', 'id', $filtered_task_set->id);
$tests->where('enabled', 1);
$tests->where('enable_scoring', 1);
$tests->where_in('type', $test_types);
$revalidate = $tests->count() > 0 ? 0 : 1;
}
if ($solution->exists()) {
$solution->ip_address = $_SERVER["REMOTE_ADDR"];
$solution->revalidate = $revalidate;
$solution->save();
} else {
$solution = new Solution();
$solution->ip_address = $_SERVER["REMOTE_ADDR"];
$solution->revalidate = $revalidate;
$solution->save(array('student' => $student, 'task_set' => $filtered_task_set));
}
$solution_version = new Solution_version();
$solution_version->ip_address = $_SERVER["REMOTE_ADDR"];
$solution_version->version = $current_version;
$solution_version->save($solution);
if ($this->db->trans_status()) {
$log = new Log();
$log->add_student_solution_upload_log(sprintf($this->lang->line('tasks_task_solution_upload_log_message'), $config['file_name']), $student, $solution->id);
$this->db->trans_commit();
$this->messages->add_message('lang:tasks_task_solution_uploaded', Messages::MESSAGE_TYPE_SUCCESS);
$this->_action_success();
$this->output->set_internal_value('task_set_id', $solution->task_set_id);
} else {
$this->db->trans_rollback();
@unlink($config['upload_path'] . $config['file_name']);
$this->messages->add_message('lang:tasks_task_solution_canceled_due_db_error', Messages::MESSAGE_TYPE_ERROR);
}
redirect(create_internal_url('tasks/task/' . intval($task_set_id)));
} else {
$this->parser->assign('file_error_message', $this->upload->display_errors('', ''));
$this->task($task_set_id);
}
} else {
$this->messages->add_message('lang:tasks_task_error_cant_upload_solution', Messages::MESSAGE_TYPE_ERROR);
redirect(create_internal_url('tasks/task/' . intval($task_set_id)));
}
}
public function solution_version_switch_download_lock($solution_version_id)
{
$this->_transaction_isolation();
$this->db->trans_begin();
$output = new stdClass();
$output->status = FALSE;
$output->value = FALSE;
$output->message = $this->lang->line('admin_solutions_valuation_version_metadata_download_lock_error_cant_found');
$solution_version = new Solution_version();
$solution_version->include_related('solution');
$solution_version->get_by_id((int) $solution_version_id);
if ($solution_version->exists()) {
$output->value = $solution_version->download_lock == 0 ? FALSE : TRUE;
$solution_version->download_lock = $solution_version->download_lock == 0 ? 1 : 0;
if ($solution_version->save()) {
$output->value = $solution_version->download_lock == 0 ? FALSE : TRUE;
$output->status = TRUE;
if ($output->value) {
$output->message = $this->lang->line('admin_solutions_valuation_version_metadata_download_lock_enabled');
} else {
$output->message = $this->lang->line('admin_solutions_valuation_version_metadata_download_lock_disabled');
}
$this->db->trans_commit();
$this->_action_success();
$this->output->set_internal_value('student_id', (int) $solution_version->solution_student_id);
} else {
$output->message = $this->lang->line('admin_solutions_valuation_version_metadata_download_lock_error_cant_save');
$this->db->trans_rollback();
}
}
$this->output->set_content_type('application/json');
$this->output->set_output(json_encode($output));
}
public function upload_solution($task_set_id_url, $task_id_url)
{
$task_set_id = url_get_id($task_set_id_url);
$task_id = url_get_id($task_id_url);
$this->_transaction_isolation();
$this->db->trans_begin();
$date = date('Y-m-d H:i:s');
$student = new Student();
$student->get_by_id($this->usermanager->get_student_id());
$course = new Course();
$course->where_related('active_for_student', 'id', $student->id);
$course->where_related('participant', 'student_id', $student->id);
$course->where_related('participant', 'allowed', 1);
$course->include_related('period', 'name');
$course->get();
$task_set = new Task_set();
$task_set->where_related($course);
$task_set->where('published', 1);
$task_set->group_start();
$task_set->where('publish_start_time <=', $date);
$task_set->or_where('publish_start_time', NULL);
$task_set->group_end();
$task_set->get_by_id($task_set_id);
$task = $task_set->task->include_join_fields()->get_by_id($task_id);
$project_selection = new Project_selection();
$project_selection->where_related($student);
$project_selection->where_related($task_set);
$project_selection->where_related($task);
$project_selection->get();
if ($student->exists() && $course->exists() && $task_set->exists() && $task->exists() && $project_selection->exists()) {
if ($date <= $task_set->upload_end_time) {
$config['upload_path'] = 'private/uploads/solutions/task_set_' . intval($task_set_id) . '/';
$config['allowed_types'] = 'zip';
$config['max_size'] = intval($this->config->item('maximum_solition_filesize'));
$current_version = $task_set->get_student_file_next_version($student->id);
$config['file_name'] = $student->id . '_' . $this->normalize_student_name($student) . '_' . substr(md5(time() . rand(-500000, 500000)), 0, 4) . '_' . $current_version . '.zip';
@mkdir($config['upload_path'], DIR_READ_MODE);
$this->load->library('upload', $config);
if ($this->upload->do_upload('file')) {
$solution = new Solution();
$solution->where('task_set_id', $task_set->id);
$solution->where('student_id', $student->id);
$solution->get();
$revalidate = 1;
if ($solution->exists()) {
$solution->ip_address = $_SERVER["REMOTE_ADDR"];
$solution->revalidate = $revalidate;
$solution->save();
} else {
$solution = new Solution();
$solution->ip_address = $_SERVER["REMOTE_ADDR"];
$solution->revalidate = $revalidate;
$solution->save(array('student' => $student, 'task_set' => $task_set));
}
$solution_version = new Solution_version();
$solution_version->ip_address = $_SERVER["REMOTE_ADDR"];
$solution_version->version = $current_version;
$solution_version->save($solution);
if ($this->db->trans_status()) {
$log = new Log();
$log->add_student_solution_upload_log(sprintf($this->lang->line('projects_task_solution_upload_log_message'), $config['file_name']), $student, $solution->id);
$this->db->trans_commit();
$this->messages->add_message('lang:projects_task_solution_uploaded', Messages::MESSAGE_TYPE_SUCCESS);
$this->_action_success();
$this->output->set_internal_value('task_set_id', $solution->task_set_id);
$this->output->set_internal_value('task_id', $task->id);
} else {
$this->db->trans_rollback();
@unlink($config['upload_path'] . $config['file_name']);
$this->messages->add_message('lang:projects_task_solution_canceled_due_db_error', Messages::MESSAGE_TYPE_ERROR);
}
redirect(create_internal_url('projects/task/' . $task_set_id_url . '/' . $task_id_url));
} else {
$this->db->trans_rollback();
$this->parser->assign('file_error_message', $this->upload->display_errors('', ''));
$this->task($task_set_id_url, $task_id_url);
}
} else {
$this->db->trans_rollback();
$this->messages->add_message('lang:projects_task_solution_upload_time_error', Messages::MESSAGE_TYPE_ERROR);
redirect(create_internal_url('projects/task/' . $task_set_id_url . '/' . $task_id_url));
}
} else {
$this->db->trans_rollback();
$this->messages->add_message('lang:projects_task_solution_database_data_wrong_error', Messages::MESSAGE_TYPE_ERROR);
redirect(create_internal_url('projects/task/' . $task_set_id_url . '/' . $task_id_url));
}
}
