*
* This program 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.
*
* This program 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 this program. If not, see .
*/
namespace MediaWiki\SecureLinkFixer;
use RuntimeException;
use Wikimedia\StaticArrayWriter;
/**
* Downloads Mozilla's HSTS preload list and builds it into a PHP file.
*
* We explicitly don't use any MediaWiki code so that this class
* can be run without needing all of MediaWiki to be installed. The
* only exception right now is the StaticArrayWriter class.
*/
class ListFetcher {
/** @var ?callable */
private $output;
/**
* @param callable|null $output
*/
public function __construct( callable $output = null ) {
$this->output = $output;
}
/**
* @param string $text
*/
private function output( $text ) {
if ( $this->output ) {
call_user_func( $this->output, $text );
}
}
/**
* Fetches the latest revision/date available from mozilla-central
*
* @return string[]
*/
public function getLatestInfo() : array {
// phpcs:ignore Generic.Files.LineLength
$feedUrl = 'https://hg.mozilla.org/mozilla-central/atom-log/tip/security/manager/ssl/nsSTSPreloadList.inc';
$feed = file_get_contents( $feedUrl );
preg_match( '!"https://hg.mozilla.org/mozilla-central/rev/([a-f0-9]*?)"!', $feed, $matches );
preg_match( '!(.*?)!', $feed, $updated );
if ( !isset( $matches[1] ) || !isset( $updated[1] ) ) {
throw new RuntimeException( "Unable to parse revision id/updated date for HSTS preload list" );
}
$rev = $matches[1];
$date = substr( $updated[1], 0, 10 );
return [ $rev, $date ];
}
/**
* Downloads the list for the given revision/date and formats it for PHP
*
* @param string $rev mercurial revision
* @param string $date YYYY-MM-DD formatted date
* @return string PHP file code
*/
public function fetchList( $rev, $date ) {
$this->output( "Downloading the HSTS preload list (revision $rev)..." );
// phpcs:ignore Generic.Files.LineLength
$url = "https://hg.mozilla.org/mozilla-central/raw-file/$rev/security/manager/ssl/nsSTSPreloadList.inc";
$lines = explode( "\n", file_get_contents( $url ) );
$this->output( "done\n" );
$inList = false;
$header = <<create( $data, $header );
}
}