/**
* @param array $workInfo
* @param array $values
* @param array $courseInfo
* @param int $sessionId
* @param int $groupId
* @param int $userId
* @return null|string
*/
function processWorkForm($workInfo, $values, $courseInfo, $sessionId, $groupId, $userId)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$courseId = $courseInfo['real_id'];
$groupId = intval($groupId);
$sessionId = intval($sessionId);
$userId = intval($userId);
$title = $values['title'];
$description = $values['description'];
$contains_file = isset($values['contains_file']) && !empty($values['contains_file']) ? intval($values['contains_file']) : 0;
$saveWork = true;
$message = null;
$filename = null;
$url = null;
if ($values['contains_file']) {
$result = uploadWork($workInfo, $courseInfo);
if (isset($result['error'])) {
$message = $result['error'];
$saveWork = false;
}
$filename = isset($result['filename']) ? $result['filename'] : null;
if (empty($title)) {
$title = isset($result['title']) && !empty($result['title']) ? $result['title'] : get_lang('Untitled');
}
$url = $result['url'];
}
if (empty($title)) {
$title = get_lang('Untitled');
}
if ($saveWork) {
$active = '1';
$params = ['c_id' => $courseId, 'url' => $url, 'filetype' => 'file', 'title' => $title, 'description' => $description, 'contains_file' => $contains_file, 'active' => $active, 'accepted' => '1', 'post_group_id' => $groupId, 'sent_date' => api_get_utc_datetime(), 'parent_id' => $workInfo['id'], 'session_id' => $sessionId, 'user_id' => $userId];
$workId = Database::insert($work_table, $params);
if ($workId) {
$sql = "UPDATE {$work_table} SET id = iid WHERE iid = {$workId} ";
Database::query($sql);
if (array_key_exists('filename', $workInfo) && !empty($filename)) {
$filename = Database::escape_string($filename);
$sql = "UPDATE {$work_table} SET\n filename = '{$filename}'\n WHERE iid = {$workId}";
Database::query($sql);
}
if (array_key_exists('document_id', $workInfo)) {
$documentId = isset($values['document_id']) ? intval($values['document_id']) : 0;
$sql = "UPDATE {$work_table} SET\n document_id = '{$documentId}'\n WHERE iid = {$workId}";
Database::query($sql);
}
api_item_property_update($courseInfo, 'work', $workId, 'DocumentAdded', $userId, $groupId);
sendAlertToUsers($workId, $courseInfo, $sessionId);
Event::event_upload($workId);
$message = Display::return_message(get_lang('DocAdd'));
}
} else {
if (empty($message)) {
$message = Display::return_message(get_lang('IsNotPosibleSaveTheDocument'), 'error');
}
}
return $message;
}
