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64 lines
2.1 KiB
PHP
64 lines
2.1 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 file is serving optimised JS
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*
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* @package moodlecore
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* @copyright 2010 Petr Skoda (skodak)
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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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// we need just the values from config.php and minlib.php
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define('ABORT_AFTER_CONFIG', true);
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require('../config.php'); // this stops immediately at the beginning of lib/setup.php
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$file = min_optional_param('file', '', 'SAFEPATH');
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$rev = min_optional_param('rev', 0, 'INT');
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$jspath = $CFG->dirroot.$file;
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if (empty($file) or strpos($file, '/') !== 0 or !preg_match('/\.js$/', $file) or !file_exists($jspath)) {
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header('HTTP/1.0 404 not found');
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die('JS file was not found, sorry.');
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}
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send_cached_js($jspath);
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//=================================================================================
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//=== utility functions ==
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// we are not using filelib because we need to fine tune all header
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// parameters to get the best performance.
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function send_cached_js($jspath) {
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$lifetime = 60*60*24*20;
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header('Content-Disposition: inline; filename="javascript.php"');
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header('Last-Modified: '. gmdate('D, d M Y H:i:s', filemtime($jspath)) .' GMT');
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header('Expires: '. gmdate('D, d M Y H:i:s', time() + $lifetime) .' GMT');
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header('Pragma: ');
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header('Accept-Ranges: none');
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header('Content-Type: application/x-javascript');
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if (!min_enable_zlib_compression()) {
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header('Content-Length: '.filesize($jspath));
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}
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readfile($jspath);
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die;
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}
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