moodle/analytics/classes/admin_setting_predictor.php
David Monllao 413f19bc49 MDL-59211 analytics: Make cibot happy
Part of MDL-57791 epic.
2017-07-24 08:36:49 +02:00

64 lines
2.2 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Extension to show an error message if the selected predictor is not available.
*
* @package core_analytics
* @copyright 2017 David Monllao {@link http://www.davidmonllao.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace core_analytics;
defined('MOODLE_INTERNAL') || die();
require_once(__DIR__ . '/../../lib/adminlib.php');
/**
* Extension to show an error message if the selected predictor is not available.
*
* @package core_analytics
* @copyright 2017 David Monllao {@link http://www.davidmonllao.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class admin_setting_predictor extends \admin_setting_configselect {
/**
* Save a setting
*
* @param string $data
* @return string empty of error string
*/
public function write_setting($data) {
if (!$this->load_choices() or empty($this->choices)) {
return '';
}
if (!array_key_exists($data, $this->choices)) {
return '';
}
// Calling it here without checking if it is ready because we check it below and show it as a controlled case.
$selectedprocessor = \core_analytics\manager::get_predictions_processor($data, false);
$isready = $selectedprocessor->is_ready();
if ($isready !== true) {
return get_string('errorprocessornotready', 'analytics', $isready);
}
return ($this->config_write($this->name, $data) ? '' : get_string('errorsetting', 'admin'));
}
}