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<?php
/**
* fakeserver.php - Helper functions for faking a server in unit tests.
**
* 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 2 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.
*
* @category Stud.IP
* @copyright (c) 2014 Stud.IP e.V.
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @since File available since Release 3.0
* @author Robert Costa <rcosta@uos.de>
*/
# common set-up, usually done by lib/bootstraph.php and
# config/config_local.inc.php when run on web server
$STUDIP_BASE_PATH = realpath(dirname(__FILE__) . '/../..');
$ABSOLUTE_PATH_STUDIP = $STUDIP_BASE_PATH . '/public/';
/**
* Set various variables that are usually present when running Stud.IP on a
* server.
*
* @param $uri string URI to "opened" site on faked server.
* @param $domains string-array Value to which $STUDIP_DOMAINS is set.
*/
function fakeServer($uri, $domains) {
global $STUDIP_DOMAINS;
fakeServerGlobals($uri);
$STUDIP_DOMAINS = $domains;
unset($GLOBALS['TransformInternalLinks_domainData']);
computeRelativePath();
computeAbsoluteURI();
}
/**
* Set various PHP globals that are usually present on a server.
* @param $uri string URI to "opened" site on faked server.
*/
function fakeServerGlobals($uri) {
$urlComponents = parse_url($uri);
if (isset($urlComponents['host'])) {
$_SERVER['SERVER_NAME'] = $urlComponents['host'];
$_SERVER['HTTP_HOST'] = $urlComponents['host'];
}
$_SERVER['HTTPS'] = false;
$_SERVER['SERVER_PORT'] = 80;
if (isset($urlComponents['scheme'])
&& mb_strtolower($urlComponents['scheme']) == 'https'
) {
$_SERVER['HTTPS'] = 'on';
$_SERVER['SERVER_PORT'] = 443;
}
if (isset($urlComponents['port'])) {
$_SERVER['SERVER_PORT'] = $urlComponents['port'];
}
$path = '';
if (isset($urlComponents['path'])) {
$_SERVER['PHP_SELF'] = $urlComponents['path'];
$path = $urlComponents['path'];
}
$query = isset($urlComponents['query']) ? ('?' . $urlComponents['query']) : '';
$fragment = isset($urlComponents['fragment']) ? ('#' . $urlComponents['fragment']) : '';
$_SERVER['REQUEST_URI'] = $path . $query . $fragment;
if (!isset(Config::get()->CONVERT_IDNA_URL)) {
Config::get()->CONVERT_IDNA_URL = false;
}
}
/**
* Compute $CANONICAL_RELATIVE_PATH_STUDIP. Must be called after fakeserver().
*/
function computeRelativePath() {
global $_SERVER, $CANONICAL_RELATIVE_PATH_STUDIP;
// code copied from config/config_local.inc.php
$CANONICAL_RELATIVE_PATH_STUDIP = dirname($_SERVER['PHP_SELF']);
if (DIRECTORY_SEPARATOR != '/') {
$CANONICAL_RELATIVE_PATH_STUDIP = str_replace(
DIRECTORY_SEPARATOR, '/', $CANONICAL_RELATIVE_PATH_STUDIP
);
}
if (mb_substr($CANONICAL_RELATIVE_PATH_STUDIP, -1) != '/') {
$CANONICAL_RELATIVE_PATH_STUDIP .= '/';
}
}
/**
* Computes $ABSOLUTE_URI_STUDIP. Must be called after computeRelativePath.
*/
function computeAbsoluteURI() {
global $_SERVER, $ABSOLUTE_URI_STUDIP, $CANONICAL_RELATIVE_PATH_STUDIP;
// code copied from config/config_local.inc.php
if (isset($_SERVER['SERVER_NAME'])) {
// work around possible bug in lighttpd
if (mb_strpos($_SERVER['SERVER_NAME'], ':') !== false) {
list($_SERVER['SERVER_NAME'], $_SERVER['SERVER_PORT']) =
explode(':', $_SERVER['SERVER_NAME']);
}
$https = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on';
$ABSOLUTE_URI_STUDIP = $https ? 'https' : 'http';
$ABSOLUTE_URI_STUDIP .= '://'.$_SERVER['SERVER_NAME'];
if ($https && $_SERVER['SERVER_PORT'] != 443 ||
!$https && $_SERVER['SERVER_PORT'] != 80
) {
$ABSOLUTE_URI_STUDIP .= ':'.$_SERVER['SERVER_PORT'];
}
$ABSOLUTE_URI_STUDIP .= $CANONICAL_RELATIVE_PATH_STUDIP;
}
}
/**
* Utility to help with debugging unit test creation.
* Should not be called in working unit tests.
*/
function echoWebGlobals()
{
echo PHP_EOL . "base path\t" . $GLOBALS['STUDIP_BASE_PATH'];
echo PHP_EOL . "PHP self\t" . $_SERVER['PHP_SELF'];
echo PHP_EOL . "relative path\t" . $GLOBALS['CANONICAL_RELATIVE_PATH_STUDIP'];
echo PHP_EOL . "server name\t" . $_SERVER['SERVER_NAME'];
echo PHP_EOL . "server port\t" . $_SERVER['SERVER_PORT'];
echo PHP_EOL . "HTTPS\t\t" . $_SERVER['HTTPS'];
echo PHP_EOL . "absolute URI\t" . $GLOBALS['ABSOLUTE_URI_STUDIP'];
}
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