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1339 lines
45 KiB
1339 lines
45 KiB
/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012-2020 gnosygnu@gmail.com
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XOWA is licensed under the terms of the General Public License (GPL) Version 3,
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or alternatively under the terms of the Apache License Version 2.0.
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You may use XOWA according to either of these licenses as is most appropriate
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for your project on a case-by-case basis.
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The terms of each license can be found in the source code repository:
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GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
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Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
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*/
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package gplx.xowa.mediawiki.includes;
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// MW.SRC:1.33.1
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import gplx.xowa.mediawiki.XophpArray;
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import gplx.xowa.mediawiki.XophpArray_;
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import gplx.xowa.mediawiki.XophpObject_;
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import gplx.xowa.mediawiki.XophpString_;
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/**
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* The WebRequest class encapsulates getting at data passed in the
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* URL or via a POSTed form stripping illegal input characters and
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* normalizing Unicode sequences.
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*
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* @ingroup HTTP
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*/
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public class XomwWebRequest {
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protected XophpArray data, headers = XophpArray.New();
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/**
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* Flag to make WebRequest::getHeader return an array of values.
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* @since 1.26
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*/
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public static final int GETHEADER_LIST = 1;
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/**
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* The unique request ID.
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* @var string
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*/
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private static String reqId;
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/**
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* Lazy-init response object
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* @var WebResponse
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*/
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// private XomwWebResponse response;
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/**
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* Cached client IP address
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* @var string
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*/
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private String ip;
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/**
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* The timestamp of the start of the request, with microsecond precision.
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* @var float
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*/
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protected float requestTime;
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/**
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* Cached URL protocol
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* @var string
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*/
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protected String protocol;
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// /**
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// * @var SessionId|null Session ID to use for this
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// * request. We can't save the session directly due to reference cycles not
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// * working too well (slow GC in Zend and never collected in HHVM).
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// */
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// protected $sessionId = null;
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/** @var bool Whether this HTTP request is "safe" (even if it is an HTTP post) */
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protected boolean markedAsSafe = false;
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private XophpArray _POST = XophpArray.New(); // XOMW:PHP_GLOBAL
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private XophpArray _GET = XophpArray.New(); // XOMW:PHP_GLOBAL
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/**
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* @codeCoverageIgnore
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*/
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public XomwWebRequest() {
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// this.requestTime = $_SERVER['REQUEST_TIME_FLOAT'];
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// POST overrides GET data
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// We don't use $_REQUEST here to avoid interference from cookies...
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this.data = XophpArray_.array_merge(_POST, _GET);
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}
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// /**
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// * Extract relevant query arguments from the http request uri's path
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// * to be merged with the normal php provided query arguments.
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// * Tries to use the REQUEST_URI data if available and parses it
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// * according to the wiki's configuration looking for any known pattern.
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// *
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// * If the REQUEST_URI is not provided we'll fall back on the PATH_INFO
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// * provided by the server if any and use that to set a 'title' parameter.
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// *
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// * @param string $want If this is not 'all', then the function
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// * will return an empty array if it determines that the URL is
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// * inside a rewrite path.
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// *
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// * @return array Any query arguments found in path matches.
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// */
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// public static function getPathInfo($want = 'all') {
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// global $wgUsePathInfo;
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// // PATH_INFO is mangled due to https://bugs.php.net/bug.php?id=31892
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// // And also by Apache 2.x, double slashes are converted to single slashes.
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// // So we will use REQUEST_URI if possible.
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// $matches = [];
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// if (!empty($_SERVER['REQUEST_URI'])) {
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// // Slurp out the path portion to examine...
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// $url = $_SERVER['REQUEST_URI'];
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// if (!preg_match('!^https?://!', $url)) {
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// $url = 'http://unused' . $url;
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// }
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// Wikimedia\suppressWarnings();
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// $a = parse_url($url);
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// Wikimedia\restoreWarnings();
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// if ($a) {
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// $path = $a['path'] ?? '';
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//
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// global $wgScript;
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// if ($path == $wgScript && $want !== 'all') {
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// // Script inside a rewrite path?
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// // Abort to keep from breaking...
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// return $matches;
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// }
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//
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// $router = new PathRouter;
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//
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// // Raw PATH_INFO style
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// $router.add("$wgScript/$1");
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//
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// if (isset($_SERVER['SCRIPT_NAME'])
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// && preg_match('/\.php/', $_SERVER['SCRIPT_NAME'])
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// ) {
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// # Check for SCRIPT_NAME, we handle index.php explicitly
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// # But we do have some other .php files such as img_auth.php
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// # Don't let root article paths clober the parsing for them
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// $router.add($_SERVER['SCRIPT_NAME'] . "/$1");
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// }
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//
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// global $wgArticlePath;
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// if ($wgArticlePath) {
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// $router.add($wgArticlePath);
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// }
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//
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// global $wgActionPaths;
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// if ($wgActionPaths) {
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// $router.add($wgActionPaths, [ 'action' => '$key' ]);
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// }
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//
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// global $wgVariantArticlePath;
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// if ($wgVariantArticlePath) {
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// $router.add($wgVariantArticlePath,
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// [ 'variant' => '$2' ],
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// [ '$2' => MediaWikiServices::getInstance().getContentLanguage().
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// getVariants() ]
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// );
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// }
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//
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// Hooks::run('WebRequestPathInfoRouter', [ $router ]);
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//
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// $matches = $router.parse($path);
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// }
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// } elseif ($wgUsePathInfo) {
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// if (isset($_SERVER['ORIG_PATH_INFO']) && $_SERVER['ORIG_PATH_INFO'] != '') {
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// // Mangled PATH_INFO
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// // https://bugs.php.net/bug.php?id=31892
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// // Also reported when ini_get('cgi.fix_pathinfo')==false
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// $matches['title'] = substr($_SERVER['ORIG_PATH_INFO'], 1);
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//
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// } elseif (isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'] != '') {
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// // Regular old PATH_INFO yay
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// $matches['title'] = substr($_SERVER['PATH_INFO'], 1);
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// }
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// }
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//
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// return $matches;
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// }
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//
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// /**
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// * Work out an appropriate URL prefix containing scheme and host, based on
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// * information detected from $_SERVER
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// *
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// * @return string
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// */
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// public static function detectServer() {
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// global $wgAssumeProxiesUseDefaultProtocolPorts;
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//
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// $proto = self::detectProtocol();
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// $stdPort = $proto === 'https' ? 443 : 80;
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//
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// $varNames = [ 'HTTP_HOST', 'SERVER_NAME', 'HOSTNAME', 'SERVER_ADDR' ];
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// $host = 'localhost';
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// $port = $stdPort;
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// foreach ($varNames as $varName) {
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// if (!isset($_SERVER[$varName])) {
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// continue;
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// }
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//
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// $parts = IP::splitHostAndPort($_SERVER[$varName]);
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// if (!$parts) {
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// // Invalid, do not use
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// continue;
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// }
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//
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// $host = $parts[0];
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// if ($wgAssumeProxiesUseDefaultProtocolPorts && isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
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// // T72021: Assume that upstream proxy is running on the default
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// // port based on the protocol. We have no reliable way to determine
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// // the actual port in use upstream.
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// $port = $stdPort;
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// } elseif ($parts[1] === false) {
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// if (isset($_SERVER['SERVER_PORT'])) {
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// $port = $_SERVER['SERVER_PORT'];
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// } // else leave it as $stdPort
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// } else {
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// $port = $parts[1];
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// }
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// break;
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// }
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//
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// return $proto . '://' . IP::combineHostAndPort($host, $port, $stdPort);
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// }
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//
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// /**
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// * Detect the protocol from $_SERVER.
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// * This is for use prior to Setup.php, when no WebRequest object is available.
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// * At other times, use the non-static function getProtocol().
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// *
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// * @return string
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// */
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// public static function detectProtocol() {
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// if ((!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off') ||
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// (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) &&
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// $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https')) {
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// return 'https';
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// } else {
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// return 'http';
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// }
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// }
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//
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// /**
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// * Get the number of seconds to have elapsed since request start,
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// * in fractional seconds, with microsecond resolution.
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// *
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// * @return float
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// * @since 1.25
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// */
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// public function getElapsedTime() {
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// return microtime(true) - this.requestTime;
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// }
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//
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// /**
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// * Get the unique request ID.
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// * This is either the value of the UNIQUE_ID envvar (if present) or a
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// * randomly-generated 24-character string.
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// *
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// * @return string
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// * @since 1.27
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// */
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// public static function getRequestId() {
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// // This method is called from various error handlers and should be kept simple.
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//
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// if (!self::$reqId) {
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// self::$reqId = $_SERVER['UNIQUE_ID'] ?? wfRandomString(24);
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// }
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//
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// return self::$reqId;
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// }
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//
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// /**
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// * Override the unique request ID. This is for sub-requests, such as jobs,
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// * that wish to use the same id but are not part of the same execution context.
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// *
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// * @param string $id
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// * @since 1.27
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// */
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// public static function overrideRequestId($id) {
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// self::$reqId = $id;
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// }
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//
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// /**
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// * Get the current URL protocol (http or https)
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// * @return string
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// */
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// public function getProtocol() {
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// if (this.protocol === null) {
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// this.protocol = self::detectProtocol();
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// }
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// return this.protocol;
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// }
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//
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// /**
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// * Check for title, action, and/or variant data in the URL
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// * and interpolate it into the GET variables.
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// * This should only be run after the content language is available,
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// * as we may need the list of language variants to determine
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// * available variant URLs.
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// */
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// public function interpolateTitle() {
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// // T18019: title interpolation on API queries is useless and sometimes harmful
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// if (defined('MW_API')) {
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// return;
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// }
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//
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// $matches = self::getPathInfo('title');
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// foreach ($matches as $key => $val) {
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// this.data[$key] = $_GET[$key] = $_REQUEST[$key] = $val;
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// }
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// }
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//
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// /**
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// * URL rewriting function; tries to extract page title and,
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// * optionally, one other fixed parameter value from a URL path.
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// *
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// * @param string $path The URL path given from the client
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// * @param array $bases One or more URLs, optionally with $1 at the end
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// * @param string|bool $key If provided, the matching key in $bases will be
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// * passed on as the value of this URL parameter
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// * @return array Array of URL variables to interpolate; empty if no match
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// */
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// static function extractTitle($path, $bases, $key = false) {
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// foreach ((array)$bases as $keyValue => $base) {
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// // Find the part after $wgArticlePath
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// $base = str_replace('$1', '', $base);
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// $baseLen = strlen($base);
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// if (substr($path, 0, $baseLen) == $base) {
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// $raw = substr($path, $baseLen);
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// if ($raw !== '') {
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// $matches = [ 'title' => rawurldecode($raw) ];
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// if ($key) {
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// $matches[$key] = $keyValue;
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// }
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// return $matches;
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// }
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// }
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// }
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// return [];
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// }
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//
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// /**
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// * Recursively normalizes UTF-8 strings in the given array.
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// *
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// * @param string|array $data
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// * @return array|string Cleaned-up version of the given
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// * @private
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// */
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// public function normalizeUnicode($data) {
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// if (is_array($data)) {
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// foreach ($data as $key => $val) {
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// $data[$key] = this.normalizeUnicode($val);
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// }
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// } else {
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// $contLang = MediaWikiServices::getInstance().getContentLanguage();
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// $data = $contLang ? $contLang.normalize($data) :
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// UtfNormal\Validator::cleanUp($data);
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// }
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// return $data;
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// }
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/**
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* Fetch a value from the given array or return $default if it's not set.
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*
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* @param array $arr
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* @param string $name
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* @param mixed $default
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* @return mixed
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*/
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private Object getGPCVal(XophpArray arr, String name, Object defaultVal) {
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// PHP is so nice to not touch input data, except sometimes:
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// https://secure.php.net/variables.external#language.variables.external.dot-in-names
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// Work around PHP *feature* to avoid *bugs* elsewhere.
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name = XophpString_.strtr(name, ".", "_");
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if (XophpArray_.isset(arr, name)) {
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Object data = arr.Get_by(name);
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if (XophpArray_.isset(_GET, name) && XophpString_.is_string(data)) {
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// Check for alternate/legacy character encoding.
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// $contLang = MediaWikiServices::getInstance().getContentLanguage();
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// $data = $contLang.checkTitleEncoding($data);
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}
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// $data = this.normalizeUnicode($data);
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return data;
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} else {
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return defaultVal;
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}
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}
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//
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// /**
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// * Fetch a scalar from the input without normalization, or return $default
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// * if it's not set.
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// *
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// * Unlike self::getVal(), this does not perform any normalization on the
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// * input value.
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// *
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// * @since 1.28
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// * @param string $name
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// * @param string|null $default
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// * @return string|null
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// */
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// public function getRawVal($name, $default = null) {
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// $name = strtr($name, '.', '_'); // See comment in self::getGPCVal()
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// if (isset(this.data[$name]) && !is_array(this.data[$name])) {
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// $val = this.data[$name];
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// } else {
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// $val = $default;
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// }
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// if (is_null($val)) {
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// return $val;
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// } else {
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// return (string)$val;
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// }
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// }
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/**
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* Fetch a scalar from the input or return $default if it's not set.
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* Returns a string. Arrays are discarded. Useful for
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* non-freeform text inputs (e.g. predefined internal text keys
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* selected by a drop-down menu). For freeform input, see getText().
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*
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* @param string $name
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* @param string|null $default Optional default (or null)
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* @return string|null
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*/
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public String getVal(String name) {return getVal(name, null);}
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public String getVal(String name, String defaultVal) {
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Object val = this.getGPCVal(this.data, name, defaultVal);
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if (XophpArray.is_array(val)) {
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val = defaultVal;
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}
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if (XophpObject_.is_null(val)) {
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return null;
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} else {
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return (String)val;
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}
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}
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// /**
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// * Set an arbitrary value into our get/post data.
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// *
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// * @param string $key Key name to use
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// * @param mixed $value Value to set
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// * @return mixed Old value if one was present, null otherwise
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// */
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// public function setVal($key, $value) {
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// $ret = this.data[$key] ?? null;
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// this.data[$key] = $value;
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// return $ret;
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// }
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//
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// /**
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// * Unset an arbitrary value from our get/post data.
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// *
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// * @param string $key Key name to use
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// * @return mixed Old value if one was present, null otherwise
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// */
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// public function unsetVal($key) {
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// if (!isset(this.data[$key])) {
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// $ret = null;
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// } else {
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// $ret = this.data[$key];
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// unset(this.data[$key]);
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// }
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// return $ret;
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// }
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//
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// /**
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// * Fetch an array from the input or return $default if it's not set.
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// * If source was scalar, will return an array with a single element.
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// * If no source and no default, returns null.
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// *
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// * @param string $name
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// * @param array|null $default Optional default (or null)
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// * @return array|null
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// */
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// public function getArray($name, $default = null) {
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// $val = this.getGPCVal(this.data, $name, $default);
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// if (is_null($val)) {
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// return null;
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// } else {
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// return (array)$val;
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// }
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// }
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//
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// /**
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// * Fetch an array of integers, or return $default if it's not set.
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// * If source was scalar, will return an array with a single element.
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// * If no source and no default, returns null.
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// * If an array is returned, contents are guaranteed to be integers.
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// *
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// * @param string $name
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// * @param array|null $default Option default (or null)
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// * @return array Array of ints
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// */
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// public function getIntArray($name, $default = null) {
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// $val = this.getArray($name, $default);
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// if (is_array($val)) {
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// $val = array_map('intval', $val);
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// }
|
|
// return $val;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch an integer value from the input or return $default if not set.
|
|
// * Guaranteed to return an integer; non-numeric input will typically
|
|
// * return 0.
|
|
// *
|
|
// * @param string $name
|
|
// * @param int $default
|
|
// * @return int
|
|
// */
|
|
// public function getInt($name, $default = 0) {
|
|
// return intval(this.getRawVal($name, $default));
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch an integer value from the input or return null if empty.
|
|
// * Guaranteed to return an integer or null; non-numeric input will
|
|
// * typically return null.
|
|
// *
|
|
// * @param string $name
|
|
// * @return int|null
|
|
// */
|
|
// public function getIntOrNull($name) {
|
|
// $val = this.getRawVal($name);
|
|
// return is_numeric($val)
|
|
// ? intval($val)
|
|
// : null;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch a floating point value from the input or return $default if not set.
|
|
// * Guaranteed to return a float; non-numeric input will typically
|
|
// * return 0.
|
|
// *
|
|
// * @since 1.23
|
|
// * @param string $name
|
|
// * @param float $default
|
|
// * @return float
|
|
// */
|
|
// public function getFloat($name, $default = 0.0) {
|
|
// return floatval(this.getRawVal($name, $default));
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch a boolean value from the input or return $default if not set.
|
|
// * Guaranteed to return true or false, with normal PHP semantics for
|
|
// * boolean interpretation of strings.
|
|
// *
|
|
// * @param string $name
|
|
// * @param bool $default
|
|
// * @return bool
|
|
// */
|
|
// public function getBool($name, $default = false) {
|
|
// return (bool)this.getRawVal($name, $default);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch a boolean value from the input or return $default if not set.
|
|
// * Unlike getBool, the string "false" will result in boolean false, which is
|
|
// * useful when interpreting information sent from JavaScript.
|
|
// *
|
|
// * @param string $name
|
|
// * @param bool $default
|
|
// * @return bool
|
|
// */
|
|
// public function getFuzzyBool($name, $default = false) {
|
|
// return this.getBool($name, $default)
|
|
// && strcasecmp(this.getRawVal($name), 'false') !== 0;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return true if the named value is set in the input, whatever that
|
|
// * value is (even "0"). Return false if the named value is not set.
|
|
// * Example use is checking for the presence of check boxes in forms.
|
|
// *
|
|
// * @param string $name
|
|
// * @return bool
|
|
// */
|
|
// public function getCheck($name) {
|
|
// # Checkboxes and buttons are only present when clicked
|
|
// # Presence connotes truth, absence false
|
|
// return this.getRawVal($name, null) !== null;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch a text string from the given array or return $default if it's not
|
|
// * set. Carriage returns are stripped from the text. This should generally
|
|
// * be used for form "<textarea>" and "<input>" fields, and for
|
|
// * user-supplied freeform text input.
|
|
// *
|
|
// * @param string $name
|
|
// * @param string $default Optional
|
|
// * @return string
|
|
// */
|
|
// public function getText($name, $default = '') {
|
|
// $val = this.getVal($name, $default);
|
|
// return str_replace("\r\n", "\n", $val);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Extracts the given named values into an array.
|
|
// * If no arguments are given, returns all input values.
|
|
// * No transformation is performed on the values.
|
|
// *
|
|
// * @return array
|
|
// */
|
|
// public function getValues() {
|
|
// $names = func_get_args();
|
|
// if (count($names) == 0) {
|
|
// $names = array_keys(this.data);
|
|
// }
|
|
//
|
|
// $retVal = [];
|
|
// foreach ($names as $name) {
|
|
// $value = this.getGPCVal(this.data, $name, null);
|
|
// if (!is_null($value)) {
|
|
// $retVal[$name] = $value;
|
|
// }
|
|
// }
|
|
// return $retVal;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Returns the names of all input values excluding those in $exclude.
|
|
// *
|
|
// * @param array $exclude
|
|
// * @return array
|
|
// */
|
|
// public function getValueNames($exclude = []) {
|
|
// return array_diff(array_keys(this.getValues()), $exclude);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get the values passed in the query string.
|
|
// * No transformation is performed on the values.
|
|
// *
|
|
// * @codeCoverageIgnore
|
|
// * @return array
|
|
// */
|
|
// public function getQueryValues() {
|
|
// return $_GET;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get the values passed via POST.
|
|
// * No transformation is performed on the values.
|
|
// *
|
|
// * @since 1.32
|
|
// * @codeCoverageIgnore
|
|
// * @return array
|
|
// */
|
|
// public function getPostValues() {
|
|
// return $_POST;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the contents of the Query with no decoding. Use when you need to
|
|
// * know exactly what was sent, e.g. for an OAuth signature over the elements.
|
|
// *
|
|
// * @codeCoverageIgnore
|
|
// * @return string
|
|
// */
|
|
// public function getRawQueryString() {
|
|
// return $_SERVER['QUERY_STRING'];
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the contents of the POST with no decoding. Use when you need to
|
|
// * know exactly what was sent, e.g. for an OAuth signature over the elements.
|
|
// *
|
|
// * @return string
|
|
// */
|
|
// public function getRawPostString() {
|
|
// if (!this.wasPosted()) {
|
|
// return '';
|
|
// }
|
|
// return this.getRawInput();
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the raw request body, with no processing. Cached since some methods
|
|
// * disallow reading the stream more than once. As stated in the php docs, this
|
|
// * does not work with enctype="multipart/form-data".
|
|
// *
|
|
// * @return string
|
|
// */
|
|
// public function getRawInput() {
|
|
// static $input = null;
|
|
// if ($input === null) {
|
|
// $input = file_get_contents('php://input');
|
|
// }
|
|
// return $input;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get the HTTP method used for this request.
|
|
// *
|
|
// * @return string
|
|
// */
|
|
// public function getMethod() {
|
|
// return $_SERVER['REQUEST_METHOD'] ?? 'GET';
|
|
// }
|
|
//
|
|
// /**
|
|
// * Returns true if the present request was reached by a POST operation,
|
|
// * false otherwise (GET, HEAD, or command-line).
|
|
// *
|
|
// * Note that values retrieved by the object may come from the
|
|
// * GET URL etc even on a POST request.
|
|
// *
|
|
// * @return bool
|
|
// */
|
|
// public function wasPosted() {
|
|
// return this.getMethod() == 'POST';
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the session for this request
|
|
// *
|
|
// * This might unpersist an existing session if it was invalid.
|
|
// *
|
|
// * @since 1.27
|
|
// * @note For performance, keep the session locally if you will be making
|
|
// * much use of it instead of calling this method repeatedly.
|
|
// * @return Session
|
|
// */
|
|
// public function getSession() {
|
|
// if (this.sessionId !== null) {
|
|
// $session = SessionManager::singleton().getSessionById((string)this.sessionId, true, this);
|
|
// if ($session) {
|
|
// return $session;
|
|
// }
|
|
// }
|
|
//
|
|
// $session = SessionManager::singleton().getSessionForRequest(this);
|
|
// this.sessionId = $session.getSessionId();
|
|
// return $session;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Set the session for this request
|
|
// * @since 1.27
|
|
// * @private For use by MediaWiki\Session classes only
|
|
// * @param SessionId $sessionId
|
|
// */
|
|
// public function setSessionId(SessionId $sessionId) {
|
|
// this.sessionId = $sessionId;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get the session id for this request, if any
|
|
// * @since 1.27
|
|
// * @private For use by MediaWiki\Session classes only
|
|
// * @return SessionId|null
|
|
// */
|
|
// public function getSessionId() {
|
|
// return this.sessionId;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get a cookie from the $_COOKIE jar
|
|
// *
|
|
// * @param string $key The name of the cookie
|
|
// * @param string|null $prefix A prefix to use for the cookie name, if not $wgCookiePrefix
|
|
// * @param mixed|null $default What to return if the value isn't found
|
|
// * @return mixed Cookie value or $default if the cookie not set
|
|
// */
|
|
// public function getCookie($key, $prefix = null, $default = null) {
|
|
// if ($prefix === null) {
|
|
// global $wgCookiePrefix;
|
|
// $prefix = $wgCookiePrefix;
|
|
// }
|
|
// return this.getGPCVal($_COOKIE, $prefix . $key, $default);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the path and query string portion of the main request URI.
|
|
// * This will be suitable for use as a relative link in HTML output.
|
|
// *
|
|
// * @throws MWException
|
|
// * @return string
|
|
// */
|
|
// public static function getGlobalRequestURL() {
|
|
// // This method is called on fatal errors; it should not depend on anything complex.
|
|
//
|
|
// if (isset($_SERVER['REQUEST_URI']) && strlen($_SERVER['REQUEST_URI'])) {
|
|
// $base = $_SERVER['REQUEST_URI'];
|
|
// } elseif (isset($_SERVER['HTTP_X_ORIGINAL_URL'])
|
|
// && strlen($_SERVER['HTTP_X_ORIGINAL_URL'])
|
|
// ) {
|
|
// // Probably IIS; doesn't set REQUEST_URI
|
|
// $base = $_SERVER['HTTP_X_ORIGINAL_URL'];
|
|
// } elseif (isset($_SERVER['SCRIPT_NAME'])) {
|
|
// $base = $_SERVER['SCRIPT_NAME'];
|
|
// if (isset($_SERVER['QUERY_STRING']) && $_SERVER['QUERY_STRING'] != '') {
|
|
// $base .= '?' . $_SERVER['QUERY_STRING'];
|
|
// }
|
|
// } else {
|
|
// // This shouldn't happen!
|
|
// throw new MWException("Web server doesn't provide either " .
|
|
// "REQUEST_URI, HTTP_X_ORIGINAL_URL or SCRIPT_NAME. Report details " .
|
|
// "of your web server configuration to https://phabricator.wikimedia.org/");
|
|
// }
|
|
// // User-agents should not send a fragment with the URI, but
|
|
// // if they do, and the web server passes it on to us, we
|
|
// // need to strip it or we get false-positive redirect loops
|
|
// // or weird output URLs
|
|
// $hash = strpos($base, '#');
|
|
// if ($hash !== false) {
|
|
// $base = substr($base, 0, $hash);
|
|
// }
|
|
//
|
|
// if ($base[0] == '/') {
|
|
// // More than one slash will look like it is protocol relative
|
|
// return preg_replace('!^/+!', '/', $base);
|
|
// } else {
|
|
// // We may get paths with a host prepended; strip it.
|
|
// return preg_replace('!^[^:]+://[^/]+/+!', '/', $base);
|
|
// }
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the path and query string portion of the request URI.
|
|
// * This will be suitable for use as a relative link in HTML output.
|
|
// *
|
|
// * @throws MWException
|
|
// * @return string
|
|
// */
|
|
// public function getRequestURL() {
|
|
// return self::getGlobalRequestURL();
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the request URI with the canonical service and hostname, path,
|
|
// * and query string. This will be suitable for use as an absolute link
|
|
// * in HTML or other output.
|
|
// *
|
|
// * If $wgServer is protocol-relative, this will return a fully
|
|
// * qualified URL with the protocol that was used for this request.
|
|
// *
|
|
// * @return string
|
|
// */
|
|
// public function getFullRequestURL() {
|
|
// return wfGetServerUrl(PROTO_CURRENT) . this.getRequestURL();
|
|
// }
|
|
//
|
|
// /**
|
|
// * @param string $key
|
|
// * @param string $value
|
|
// * @return string
|
|
// */
|
|
// public function appendQueryValue($key, $value) {
|
|
// return this.appendQueryArray([ $key => $value ]);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Appends or replaces value of query variables.
|
|
// *
|
|
// * @param array $array Array of values to replace/add to query
|
|
// * @return string
|
|
// */
|
|
// public function appendQueryArray($array) {
|
|
// $newquery = this.getQueryValues();
|
|
// unset($newquery['title']);
|
|
// $newquery = array_merge($newquery, $array);
|
|
//
|
|
// return wfArrayToCgi($newquery);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Check for limit and offset parameters on the input, and return sensible
|
|
// * defaults if not given. The limit must be positive and is capped at 5000.
|
|
// * Offset must be positive but is not capped.
|
|
// *
|
|
// * @param int $deflimit Limit to use if no input and the user hasn't set the option.
|
|
// * @param string $optionname To specify an option other than rclimit to pull from.
|
|
// * @return int[] First element is limit, second is offset
|
|
// */
|
|
// public function getLimitOffset($deflimit = 50, $optionname = 'rclimit') {
|
|
// global $wgUser;
|
|
//
|
|
// $limit = this.getInt('limit', 0);
|
|
// if ($limit < 0) {
|
|
// $limit = 0;
|
|
// }
|
|
// if (($limit == 0) && ($optionname != '')) {
|
|
// $limit = $wgUser.getIntOption($optionname);
|
|
// }
|
|
// if ($limit <= 0) {
|
|
// $limit = $deflimit;
|
|
// }
|
|
// if ($limit > 5000) {
|
|
// $limit = 5000; # We have *some* limits...
|
|
// }
|
|
//
|
|
// $offset = this.getInt('offset', 0);
|
|
// if ($offset < 0) {
|
|
// $offset = 0;
|
|
// }
|
|
//
|
|
// return [ $limit, $offset ];
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the path to the temporary file where PHP has stored the upload.
|
|
// *
|
|
// * @param string $key
|
|
// * @return string|null String or null if no such file.
|
|
// */
|
|
// public function getFileTempname($key) {
|
|
// $file = new WebRequestUpload(this, $key);
|
|
// return $file.getTempName();
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the upload error or 0
|
|
// *
|
|
// * @param string $key
|
|
// * @return int
|
|
// */
|
|
// public function getUploadError($key) {
|
|
// $file = new WebRequestUpload(this, $key);
|
|
// return $file.getError();
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return the original filename of the uploaded file, as reported by
|
|
// * the submitting user agent. HTML-style character entities are
|
|
// * interpreted and normalized to Unicode normalization form C, in part
|
|
// * to deal with weird input from Safari with non-ASCII filenames.
|
|
// *
|
|
// * Other than this the name is not verified for being a safe filename.
|
|
// *
|
|
// * @param string $key
|
|
// * @return string|null String or null if no such file.
|
|
// */
|
|
// public function getFileName($key) {
|
|
// $file = new WebRequestUpload(this, $key);
|
|
// return $file.getName();
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return a WebRequestUpload object corresponding to the key
|
|
// *
|
|
// * @param string $key
|
|
// * @return WebRequestUpload
|
|
// */
|
|
// public function getUpload($key) {
|
|
// return new WebRequestUpload(this, $key);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Return a handle to WebResponse style object, for setting cookies,
|
|
// * headers and other stuff, for Request being worked on.
|
|
// *
|
|
// * @return WebResponse
|
|
// */
|
|
// public function response() {
|
|
// /* Lazy initialization of response object for this request */
|
|
// if (!is_object(this.response)) {
|
|
// $class = (this instanceof FauxRequest) ? FauxResponse::class : WebResponse::class;
|
|
// this.response = new $class();
|
|
// }
|
|
// return this.response;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Initialise the header list
|
|
// */
|
|
// protected function initHeaders() {
|
|
// if (count(this.headers)) {
|
|
// return;
|
|
// }
|
|
//
|
|
// $apacheHeaders = function_exists('apache_request_headers') ? apache_request_headers() : false;
|
|
// if ($apacheHeaders) {
|
|
// foreach ($apacheHeaders as $tempName => $tempValue) {
|
|
// this.headers[strtoupper($tempName)] = $tempValue;
|
|
// }
|
|
// } else {
|
|
// foreach ($_SERVER as $name => $value) {
|
|
// if (substr($name, 0, 5) === 'HTTP_') {
|
|
// $name = str_replace('_', '-', substr($name, 5));
|
|
// this.headers[$name] = $value;
|
|
// } elseif ($name === 'CONTENT_LENGTH') {
|
|
// this.headers['CONTENT-LENGTH'] = $value;
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get an array containing all request headers
|
|
// *
|
|
// * @return array Mapping header name to its value
|
|
// */
|
|
// public function getAllHeaders() {
|
|
// this.initHeaders();
|
|
// return this.headers;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get a request header, or false if it isn't set.
|
|
// *
|
|
// * @param string $name Case-insensitive header name
|
|
// * @param int $flags Bitwise combination of:
|
|
// * WebRequest::GETHEADER_LIST Treat the header as a comma-separated list
|
|
// * of values, as described in RFC 2616 § 4.2.
|
|
// * (since 1.26).
|
|
// * @return string|array|bool False if header is unset; otherwise the
|
|
// * header value(s) as either a string (the default) or an array, if
|
|
// * WebRequest::GETHEADER_LIST flag was set.
|
|
// */
|
|
// public function getHeader($name, $flags = 0) {
|
|
// this.initHeaders();
|
|
// $name = strtoupper($name);
|
|
// if (!isset(this.headers[$name])) {
|
|
// return false;
|
|
// }
|
|
// $value = this.headers[$name];
|
|
// if ($flags & self::GETHEADER_LIST) {
|
|
// $value = array_map('trim', explode(',', $value));
|
|
// }
|
|
// return $value;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Get data from the session
|
|
// *
|
|
// * @note Prefer this.getSession() instead if making multiple calls.
|
|
// * @param string $key Name of key in the session
|
|
// * @return mixed
|
|
// */
|
|
// public function getSessionData($key) {
|
|
// return this.getSession().get($key);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Set session data
|
|
// *
|
|
// * @note Prefer this.getSession() instead if making multiple calls.
|
|
// * @param string $key Name of key in the session
|
|
// * @param mixed $data
|
|
// */
|
|
// public function setSessionData($key, $data) {
|
|
// this.getSession().set($key, $data);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Check if Internet Explorer will detect an incorrect cache extension in
|
|
// * PATH_INFO or QUERY_STRING. If the request can't be allowed, show an error
|
|
// * message or redirect to a safer URL. Returns true if the URL is OK, and
|
|
// * false if an error message has been shown and the request should be aborted.
|
|
// *
|
|
// * @param array $extWhitelist
|
|
// * @throws HttpError
|
|
// * @return bool
|
|
// */
|
|
// public function checkUrlExtension($extWhitelist = []) {
|
|
// $extWhitelist[] = 'php';
|
|
// if (IEUrlExtension::areServerVarsBad($_SERVER, $extWhitelist)) {
|
|
// if (!this.wasPosted()) {
|
|
// $newUrl = IEUrlExtension::fixUrlForIE6(
|
|
// this.getFullRequestURL(), $extWhitelist);
|
|
// if ($newUrl !== false) {
|
|
// this.doSecurityRedirect($newUrl);
|
|
// return false;
|
|
// }
|
|
// }
|
|
// throw new HttpError(403,
|
|
// 'Invalid file extension found in the path info or query string.');
|
|
// }
|
|
// return true;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Attempt to redirect to a URL with a QUERY_STRING that's not dangerous in
|
|
// * IE 6. Returns true if it was successful, false otherwise.
|
|
// *
|
|
// * @param string $url
|
|
// * @return bool
|
|
// */
|
|
// protected function doSecurityRedirect($url) {
|
|
// header('Location: ' . $url);
|
|
// header('Content-Type: text/html');
|
|
// $encUrl = htmlspecialchars($url);
|
|
// echo <<<HTML
|
|
// <!DOCTYPE html>
|
|
//<html>
|
|
//<head>
|
|
//<title>Security redirect</title>
|
|
//</head>
|
|
//<body>
|
|
//<h1>Security redirect</h1>
|
|
//<p>
|
|
// We can't serve non-HTML content from the URL you have requested, because
|
|
// Internet Explorer would interpret it as an incorrect and potentially dangerous
|
|
// content type.</p>
|
|
//<p>Instead, please use <a href="$encUrl">this URL</a>, which is the same as the
|
|
// URL you have requested, except that "&*" is appended. This prevents Internet
|
|
// Explorer from seeing a bogus file extension.
|
|
// </p>
|
|
//</body>
|
|
//</html>
|
|
// HTML;
|
|
// echo "\n";
|
|
// return true;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Parse the Accept-Language header sent by the client into an array
|
|
// *
|
|
// * @return array Array(languageCode => q-value) sorted by q-value in
|
|
// * descending order then appearing time in the header in ascending order.
|
|
// * May contain the "language" '*', which applies to languages other than those explicitly listed.
|
|
// * This is aligned with rfc2616 section 14.4
|
|
// * Preference for earlier languages appears in rfc3282 as an extension to HTTP/1.1.
|
|
// */
|
|
// public function getAcceptLang() {
|
|
// // Modified version of code found at
|
|
// // http://www.thefutureoftheweb.com/blog/use-accept-language-header
|
|
// $acceptLang = this.getHeader('Accept-Language');
|
|
// if (!$acceptLang) {
|
|
// return [];
|
|
// }
|
|
//
|
|
// // Return the language codes in lower case
|
|
// $acceptLang = strtolower($acceptLang);
|
|
//
|
|
// // Break up string into pieces (languages and q factors)
|
|
// $lang_parse = null;
|
|
// preg_match_all(
|
|
// '/([a-z]{1,8}(-[a-z]{1,8})*|\*)\s*(;\s*q\s*=\s*(1(\.0{0,3})?|0(\.[0-9]{0,3})?)?)?/',
|
|
// $acceptLang,
|
|
// $lang_parse
|
|
// );
|
|
//
|
|
// if (!count($lang_parse[1])) {
|
|
// return [];
|
|
// }
|
|
//
|
|
// $langcodes = $lang_parse[1];
|
|
// $qvalues = $lang_parse[4];
|
|
// $indices = range(0, count($lang_parse[1]) - 1);
|
|
//
|
|
// // Set default q factor to 1
|
|
// foreach ($indices as $index) {
|
|
// if ($qvalues[$index] === '') {
|
|
// $qvalues[$index] = 1;
|
|
// } elseif ($qvalues[$index] == 0) {
|
|
// unset($langcodes[$index], $qvalues[$index], $indices[$index]);
|
|
// }
|
|
// }
|
|
//
|
|
// // Sort list. First by $qvalues, then by order. Reorder $langcodes the same way
|
|
// array_multisort($qvalues, SORT_DESC, SORT_NUMERIC, $indices, $langcodes);
|
|
//
|
|
// // Create a list like "en" => 0.8
|
|
// $langs = array_combine($langcodes, $qvalues);
|
|
//
|
|
// return $langs;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Fetch the raw IP from the request
|
|
// *
|
|
// * @since 1.19
|
|
// *
|
|
// * @throws MWException
|
|
// * @return string
|
|
// */
|
|
// protected function getRawIP() {
|
|
// if (!isset($_SERVER['REMOTE_ADDR'])) {
|
|
// return null;
|
|
// }
|
|
//
|
|
// if (is_array($_SERVER['REMOTE_ADDR']) || strpos($_SERVER['REMOTE_ADDR'], ',') !== false) {
|
|
// throw new MWException(__METHOD__
|
|
// . " : Could not determine the remote IP address due to multiple values.");
|
|
// } else {
|
|
// $ipchain = $_SERVER['REMOTE_ADDR'];
|
|
// }
|
|
//
|
|
// return IP::canonicalize($ipchain);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Work out the IP address based on various globals
|
|
// * For trusted proxies, use the XFF client IP (first of the chain)
|
|
// *
|
|
// * @since 1.19
|
|
// *
|
|
// * @throws MWException
|
|
// * @return string
|
|
// */
|
|
// public function getIP() {
|
|
// global $wgUsePrivateIPs;
|
|
//
|
|
// # Return cached result
|
|
// if (this.ip !== null) {
|
|
// return this.ip;
|
|
// }
|
|
//
|
|
// # collect the originating ips
|
|
// $ip = this.getRawIP();
|
|
// if (!$ip) {
|
|
// throw new MWException('Unable to determine IP.');
|
|
// }
|
|
//
|
|
// # Append XFF
|
|
// $forwardedFor = this.getHeader('X-Forwarded-For');
|
|
// if ($forwardedFor !== false) {
|
|
// $proxyLookup = MediaWikiServices::getInstance().getProxyLookup();
|
|
// $isConfigured = $proxyLookup.isConfiguredProxy($ip);
|
|
// $ipchain = array_map('trim', explode(',', $forwardedFor));
|
|
// $ipchain = array_reverse($ipchain);
|
|
// array_unshift($ipchain, $ip);
|
|
//
|
|
// # Step through XFF list and find the last address in the list which is a
|
|
// # trusted server. Set $ip to the IP address given by that trusted server,
|
|
// # unless the address is not sensible (e.g. private). However, prefer private
|
|
// # IP addresses over proxy servers controlled by this site (more sensible).
|
|
// # Note that some XFF values might be "unknown" with Squid/Varnish.
|
|
// foreach ($ipchain as $i => $curIP) {
|
|
// $curIP = IP::sanitizeIP(IP::canonicalize($curIP));
|
|
// if (!$curIP || !isset($ipchain[$i + 1]) || $ipchain[$i + 1] === 'unknown'
|
|
// || !$proxyLookup.isTrustedProxy($curIP)
|
|
// ) {
|
|
// break; // IP is not valid/trusted or does not point to anything
|
|
// }
|
|
// if (
|
|
// IP::isPublic($ipchain[$i + 1]) ||
|
|
// $wgUsePrivateIPs ||
|
|
// $proxyLookup.isConfiguredProxy($curIP) // T50919; treat IP as sane
|
|
// ) {
|
|
// // Follow the next IP according to the proxy
|
|
// $nextIP = IP::canonicalize($ipchain[$i + 1]);
|
|
// if (!$nextIP && $isConfigured) {
|
|
// // We have not yet made it past CDN/proxy servers of this site,
|
|
// // so either they are misconfigured or there is some IP spoofing.
|
|
// throw new MWException("Invalid IP given in XFF '$forwardedFor'.");
|
|
// }
|
|
// $ip = $nextIP;
|
|
// // keep traversing the chain
|
|
// continue;
|
|
// }
|
|
// break;
|
|
// }
|
|
// }
|
|
//
|
|
// # Allow extensions to improve our guess
|
|
// Hooks::run('GetIP', [ &$ip ]);
|
|
//
|
|
// if (!$ip) {
|
|
// throw new MWException("Unable to determine IP.");
|
|
// }
|
|
//
|
|
// wfDebug("IP: $ip\n");
|
|
// this.ip = $ip;
|
|
// return $ip;
|
|
// }
|
|
//
|
|
// /**
|
|
// * @param string $ip
|
|
// * @return void
|
|
// * @since 1.21
|
|
// */
|
|
// public function setIP($ip) {
|
|
// this.ip = $ip;
|
|
// }
|
|
//
|
|
// /**
|
|
// * Check if this request uses a "safe" HTTP method
|
|
// *
|
|
// * Safe methods are verbs (e.g. GET/HEAD/OPTIONS) used for obtaining content. Such requests
|
|
// * are not expected to mutate content, especially in ways attributable to the client. Verbs
|
|
// * like POST and PUT are typical of non-safe requests which often change content.
|
|
// *
|
|
// * @return bool
|
|
// * @see https://tools.ietf.org/html/rfc7231#section-4.2.1
|
|
// * @see https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html
|
|
// * @since 1.28
|
|
// */
|
|
// public function hasSafeMethod() {
|
|
// if (!isset($_SERVER['REQUEST_METHOD'])) {
|
|
// return false; // CLI mode
|
|
// }
|
|
//
|
|
// return in_array($_SERVER['REQUEST_METHOD'], [ 'GET', 'HEAD', 'OPTIONS', 'TRACE' ]);
|
|
// }
|
|
//
|
|
// /**
|
|
// * Whether this request should be identified as being "safe"
|
|
// *
|
|
// * This means that the client is not requesting any state changes and that database writes
|
|
// * are not inherently required. Ideally, no visible updates would happen at all. If they
|
|
// * must, then they should not be publicly attributed to the end user.
|
|
// *
|
|
// * In more detail:
|
|
// * - Cache populations and refreshes MAY occur.
|
|
// * - Private user session updates and private server logging MAY occur.
|
|
// * - Updates to private viewing activity data MAY occur via DeferredUpdates.
|
|
// * - Other updates SHOULD NOT occur (e.g. modifying content assets).
|
|
// *
|
|
// * @return bool
|
|
// * @see https://tools.ietf.org/html/rfc7231#section-4.2.1
|
|
// * @see https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html
|
|
// * @since 1.28
|
|
// */
|
|
// public function isSafeRequest() {
|
|
// if (this.markedAsSafe && this.wasPosted()) {
|
|
// return true; // marked as a "safe" POST
|
|
// }
|
|
//
|
|
// return this.hasSafeMethod();
|
|
// }
|
|
//
|
|
// /**
|
|
// * Mark this request as identified as being nullipotent even if it is a POST request
|
|
// *
|
|
// * POST requests are often used due to the need for a client payload, even if the request
|
|
// * is otherwise equivalent to a "safe method" request.
|
|
// *
|
|
// * @see https://tools.ietf.org/html/rfc7231#section-4.2.1
|
|
// * @see https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html
|
|
// * @since 1.28
|
|
// */
|
|
// public function markAsSafeRequest() {
|
|
// this.markedAsSafe = true;
|
|
// }
|
|
}
|