/** * Validates imported data. */ function validate_data($user_classes) { global $purification_option_for_usernames; $errors = array(); $classcodes = array(); $usergroup = new UserGroup(); foreach ($user_classes as $index => $user_class) { $user_class['line'] = $index + 1; // 1. Check whether mandatory fields are set. $mandatory_fields = array('UserName', 'ClassName'); foreach ($mandatory_fields as $field) { if (!isset($user_class[$field]) || strlen($user_class[$field]) == 0) { $user_class['error'] = get_lang($field . 'Mandatory'); $errors[] = $user_class; } } // 2. Check whether class code exists. if (isset($user_class['ClassName']) && strlen($user_class['ClassName']) != 0) { // 2.1 Check whether code has been already used in this CVS-file. if (!isset($classcodes[$user_class['ClassName']])) { // 2.1.1 Check whether code exists in DB $exists = $usergroup->usergroup_exists($user_class['ClassName']); if (!$exists) { $user_class['error'] = get_lang('CodeDoesNotExists') . ': ' . $user_class['ClassName']; $errors[] = $user_class; } else { $classcodes[$user_class['CourseCode']] = 1; } } } // 3. Check username, first, check whether it is empty. if (!UserManager::is_username_empty($user_class['UserName'])) { // 3.1. Check whether username is too long. if (UserManager::is_username_too_long($user_class['UserName'])) { $user_class['error'] = get_lang('UserNameTooLong') . ': ' . $user_class['UserName']; $errors[] = $user_class; } $username = UserManager::purify_username($user_class['UserName'], $purification_option_for_usernames); // 3.2. Check whether username exists. if (UserManager::is_username_available($username)) { $user_class['error'] = get_lang('UnknownUser') . ': ' . $username; $errors[] = $user_class; } } } return $errors; }
/** * Validates imported data. */ function validate_data($classes) { $errors = array(); $usergroup = new UserGroup(); foreach ($classes as $index => $class) { // 1. Check wheter ClassName is available. if (!isset($class['name']) || strlen(trim($class['name'])) == 0) { $class['line'] = $index + 2; $class['error'] = get_lang('MissingClassName'); $errors[] = $class; } else { if ($usergroup->usergroup_exists($class['name'])) { $class['line'] = $index + 2; $class['error'] = get_lang('ClassNameExists') . ' <strong>' . $class['ClassName'] . '</strong>'; $errors[] = $class; } } } return $errors; }