mirror of
https://github.com/catalyst/moodle-auth_outage.git
synced 2026-05-17 05:48:43 +02:00
79 lines
2.8 KiB
PHP
79 lines
2.8 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* This page is used to regenerate and preview a maintenance mode static page.
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*
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* @package auth_outage
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* @author Daniel Thee Roperto <daniel.roperto@catalyst-au.net>
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* @copyright 2016 Catalyst IT
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*
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* @var stdClass $CFG
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*/
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use auth_outage\dml\outagedb;
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use auth_outage\local\controllers\maintenance_static_page;
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if (isset($_GET['file'])) {
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define('NO_DEBUG_DISPLAY', true);
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define('ABORT_AFTER_CONFIG', true);
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require_once(__DIR__.'/../../config.php');
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// We are not using any external libraries or references in this file (cli maintenance is active).
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// If you change the path below maybe you need to change maintenance_static_page::get_resources_folder() as well.
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$resourcedir = $CFG->dataroot.'/auth_outage/climaintenance';
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// Protect against path traversal attacks.
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$file = $resourcedir.'/'.$_GET['file'];
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if (realpath($file) !== $file) {
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// @codingStandardsIgnoreStart
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error_log('Invalid file: '.$_GET['file']);
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// @codingStandardsIgnoreEnd
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http_response_code(404);
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die('Not found.');
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}
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// Detect type, we only support css or PNG images.
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header('Content-Type: '.(substr($file, -3) == 'css' ? 'text/css' : 'image/png'));
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// Use cache.
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$lifetime = 60 * 60 * 24; // 1 day.
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header('Expires: '.gmdate('D, d M Y H:i:s', time() + $lifetime).' GMT');
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header('Pragma: ');
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header('Cache-Control: public, max-age='.$lifetime);
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header('Accept-Ranges: none');
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readfile($file);
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return;
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}
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if (isset($_GET['debug'])) {
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// Use auth/outage/maintenance.php?debug to preview how it will render without triggering maintenance mode.
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require_once(__DIR__.'/../../config.php');
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$id = optional_param('id', null, PARAM_INT);
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$outage = is_null($id) ? outagedb::get_next_starting() : outagedb::get_by_id($id);
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if (is_null($outage)) {
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throw new invalid_parameter_exception('Outage not found.');
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}
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$page = maintenance_static_page::create_from_outage($outage);
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$page->set_preview(true);
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$page->generate();
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readfile($page->get_template_file());
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return;
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} |