public function do_upload_student_solution($solution_id)
{
$this->_transaction_isolation();
$this->db->trans_begin();
$solution = new Solution();
$solution->include_related('task_set', '*', TRUE, TRUE);
$solution->include_related('student');
$solution->get_by_id((int) $solution_id);
if ($solution->exists()) {
if ($solution->task_set->exists()) {
$allowed_file_types_array = trim($solution->task_set->allowed_file_types) != '' ? array_map('trim', explode(',', $solution->task_set->allowed_file_types)) : array();
$config['upload_path'] = 'private/uploads/solutions/task_set_' . intval($solution->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'));
$config['file_name'] = $solution->student_id . '_' . $this->normalize_student_name($solution->student_fullname) . '_' . substr(md5(time() . rand(-500000, 500000)), 0, 4) . '_' . $solution->task_set->get_student_file_next_version($solution->student_id) . '.zip';
@mkdir($config['upload_path'], DIR_READ_MODE);
$this->load->library('upload', $config);
if ($this->upload->do_upload('upload')) {
$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'])) {
$this->messages->add_message('lang:admin_solutions_upload_cant_zip_file', Messages::MESSAGE_TYPE_ERROR);
redirect(create_internal_url('admin_solutions/student_solution_upload/' . intval($solution_id)));
die;
}
}
$solution->revalidate = 1;
$solution->save();
if ($this->db->trans_status()) {
$log = new Log();
$log->add_teacher_solution_upload_log(sprintf($this->lang->line('admin_solutions_upload_log_message'), $config['file_name']), $this->usermanager->get_teacher_id(), $solution->student_id, $solution->id);
$this->db->trans_commit();
$this->messages->add_message('lang:admin_solutions_upload_success', Messages::MESSAGE_TYPE_SUCCESS);
$this->_action_success();
$this->output->set_internal_value('student_id', $solution->student_id);
} else {
$this->db->trans_rollback();
@unlink($config['upload_path'] . $config['file_name']);
$this->messages->add_message('lang:admin_solutions_upload_failed', Messages::MESSAGE_TYPE_ERROR);
}
redirect(create_internal_url('admin_solutions/student_solution_upload/' . intval($solution_id)));
} else {
$this->db->trans_rollback();
$this->parser->assign('file_error_message', $this->upload->display_errors('', ''));
$this->student_solution_upload($solution_id);
}
} else {
$this->db->trans_rollback();
$this->messages->add_message('lang:admin_solutions_upload_task_set_not_found', Messages::MESSAGE_TYPE_ERROR);
}
} else {
$this->db->trans_rollback();
$this->student_solution_upload($solution_id);
}
}
public function details($log_id)
{
$log = new Log();
$log->include_related('student');
$log->include_related('teacher');
$log->get_by_id($log_id);
if ($log->exists()) {
if ($log->log_type == Log::LOG_TYPE_STUDENT_SOLUTION_UPLOAD || $log->log_type == Log::LOG_TYPE_TEACHER_SOLUTION_UPLOAD) {
$solution = new Solution();
$solution->include_related('student');
$solution->include_related('task_set');
$solution->include_related('task_set/course');
$solution->include_related('task_set/course/period');
$solution->get_by_id((int) $log->affected_row_primary_id);
$this->parser->assign('solution', $solution);
} elseif ($log->log_type == Log::LOG_TYPE_STUDENT_SOLUTION_DOWNLOAD) {
$additional_data = unserialize($log->additional_data);
$task_set = new Task_set();
$task_set->include_related('course');
$task_set->include_related('course/period');
$task_set->get_by_id(@$additional_data['task_set_id']);
$this->parser->assign(array('task_set' => $task_set, 'filename' => @$additional_data['solution_file']));
}
}
$this->parser->add_css_file('admin_logs.css');
$this->parser->parse('backend/logs/details.tpl', array('log' => $log));
}
