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<?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/>.
/**
* This file is responsible for serving the one huge CSS of each theme.
*
* @package core
* @copyright 2009 Petr Skoda (skodak) {@link http://skodak.org}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
// disable moodle specific debug messages and any errors in output,
// comment out when debugging or better look into error log!
define('NO_DEBUG_DISPLAY', true);
// we need just the values from config.php and minlib.php
define('ABORT_AFTER_CONFIG', true);
require('../config.php'); // this stops immediately at the beginning of lib/setup.php
require_once("$CFG->dirroot/lib/jslib.php");
if ($slashargument = min_get_slash_argument()) {
$slashargument = ltrim($slashargument, '/');
if (substr_count($slashargument, '/') < 2) {
image_not_found();
}
// image must be last because it may contain "/"
list($themename, $rev, $type) = explode('/', $slashargument, 3);
$themename = min_clean_param($themename, 'SAFEDIR');
$rev = min_clean_param($rev, 'INT');
$type = min_clean_param($type, 'SAFEDIR');
} else {
$themename = min_optional_param('theme', 'standard', 'SAFEDIR');
$rev = min_optional_param('rev', 0, 'INT');
$type = min_optional_param('type', 'head', 'RAW');
}
if ($type !== 'head' and $type !== 'footer') {
header('HTTP/1.0 404 not found');
die('Theme was not found, sorry.');
}
if (file_exists("$CFG->dirroot/theme/$themename/config.php")) {
// exists
} else if (!empty($CFG->themedir) and file_exists("$CFG->themedir/$themename/config.php")) {
// exists
} else {
header('HTTP/1.0 404 not found');
die('Theme was not found, sorry.');
}
$candidate = "$CFG->cachedir/theme/$themename/javascript_$type.js";
$etag = sha1("$themename/$rev/$type");
if ($rev > -1 and file_exists($candidate)) {
if (!empty($_SERVER['HTTP_IF_NONE_MATCH']) || !empty($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
// we do not actually need to verify the etag value because our files
// never change in cache because we increment the rev parameter
js_send_unmodified(filemtime($candidate), $etag);
}
js_send_cached($candidate, $etag);
}
//=================================================================================
// ok, now we need to start normal moodle script, we need to load all libs and $DB
define('ABORT_AFTER_CONFIG_CANCEL', true);
define('NO_MOODLE_COOKIES', true); // Session not used here
define('NO_UPGRADE_CHECK', true); // Ignore upgrade check
require("$CFG->dirroot/lib/setup.php");
$theme = theme_config::load($themename);
$rev = theme_get_revision();
$etag = sha1("$themename/$rev/$type");
if ($rev > -1) {
js_write_cache_file_content($candidate, js_minify($theme->javascript_files($type)));
// verify nothing failed in cache file creation
clearstatcache();
if (file_exists($candidate)) {
js_send_cached($candidate, $etag);
}
}
js_send_uncached($theme->javascript_content($type));