action_download.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/>.

/**
 * Wrapper script redirecting user operations to correct destination.
 *
 * @copyright 1999 Martin Dougiamas  http://dougiamas.com
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 * @package local_hshexport
 */

use local_hshexport\local\helpers\download;

require(__DIR__ . '/../../config.php');
require_once($CFG->libdir.'/csvlib.class.php');

$PAGE->set_url('/local/hshexport/action_download.php');

if (!confirm_sesskey()) {
    throw new \moodle_exception('confirmsesskeybad');
}

$course_code = optional_param('course_code', null, PARAM_ALPHANUMEXT);
$courseid = required_param('courseid', PARAM_INT);
$coursecontextid = required_param('coursecontextid', PARAM_INT);
$roles = required_param_array('roles',PARAM_INT);

$roleids = array_values(array_filter($roles));

$filename = download::get_evaluation_filename($courseid, $course_code);
$users = local_hshexport\local\helpers\user_query::get_users_by_role($courseid, $coursecontextid, $roleids);

if (!$course_code) {
    $course = get_course($courseid);
    $course_code = $course->shortname;
}

$rows = local_hshexport\local\helpers\download::get_rows($users, $course_code);

\csv_export_writer::download_array($filename, $rows, $delimiter='semicolon');