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<?php
/* $Id: http.auth.lib.php,v 2.5 2004/06/16 23:44:47 lem9 Exp $ */
// vim: expandtab sw=4 ts=4 sts=4:
// +--------------------------------------------------------------------------+
// | Set of functions used to run http authentication. |
// | NOTE: Requires PHP loaded as a Apache module. |
// +--------------------------------------------------------------------------+
/**
* Displays authentication form
*
* @global string the font face to use in case of failure
* @global string the default font size to use in case of failure
* @global string the big font size to use in case of failure
*
* @return boolean always true (no return indeed)
*
* @access public
*/
function PMA_auth()
{
global $right_font_family, $font_size, $font_bigger;
header('WWW-Authenticate: Basic realm="phpMyAdmin ' . sprintf($GLOBALS['strRunning'], (empty($GLOBALS['cfg']['Server']['verbose']) ? str_replace('\'', '\\\'',$GLOBALS['cfg']['Server']['host']) : str_replace('\'', '\\\'', $GLOBALS['cfg']['Server']['verbose']))) . '"');
header('HTTP/1.0 401 Unauthorized');
header('status: 401 Unauthorized');
// Defines the charset to be used
header('Content-Type: text/html; charset=' . $GLOBALS['charset']);
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $GLOBALS['available_languages'][$GLOBALS['lang']][2]; ?>" lang="<?php echo $GLOBALS['available_languages'][$GLOBALS['lang']][2]; ?>" dir="<?php echo $GLOBALS['text_dir']; ?>">
<head>
<title><?php echo $GLOBALS['strAccessDenied']; ?></title>
<meta http-equiv="Content-Type" content="text/html; charset=<?php echo $GLOBALS['charset']; ?>" />
<style type="text/css">
<!--
body {font-family: <?php echo $right_font_family; ?>; font-size: <?php echo $font_size; ?>; color: #000000}
h1 {font-family: <?php echo $right_font_family; ?>; font-size: <?php echo $font_bigger; ?>; font-weight: bold}
//-->
</style>
<script language="JavaScript" type="text/javascript">
<!--
/* added 2004-06-10 by Michael Keck
* we need this for Backwards-Compatibility and resolving problems
* with non DOM browsers, which may have problems with css 2 (like NC 4)
*/
var isDOM = (typeof(document.getElementsByTagName) != 'undefined'
&& typeof(document.createElement) != 'undefined')
? 1 : 0;
var isIE4 = (typeof(document.all) != 'undefined'
&& parseInt(navigator.appVersion) >= 4)
? 1 : 0;
var isNS4 = (typeof(document.layers) != 'undefined')
? 1 : 0;
var capable = (isDOM || isIE4 || isNS4)
? 1 : 0;
// Uggly fix for Opera and Konqueror 2.2 that are half DOM compliant
if (capable) {
if (typeof(window.opera) != 'undefined') {
var browserName = ' ' + navigator.userAgent.toLowerCase();
if ((browserName.indexOf('konqueror 7') == 0)) {
capable = 0;
}
} else if (typeof(navigator.userAgent) != 'undefined') {
var browserName = ' ' + navigator.userAgent.toLowerCase();
if ((browserName.indexOf('konqueror') > 0) && (browserName.indexOf('konqueror/3') == 0)) {
capable = 0;
}
} // end if... else if...
} // end if
document.writeln('<link rel="stylesheet" type="text/css" href="<?php echo defined('PMA_PATH_TO_BASEDIR') ? PMA_PATH_TO_BASEDIR : './'; ?>css/phpmyadmin.css.php?lang=<?php echo $GLOBALS['available_languages'][$GLOBALS['lang']][2]; ?>&js_frame=right&js_isDOM=' + isDOM + '" />');
//-->
</script>
<noscript>
<link rel="stylesheet" type="text/css" href="<?php echo defined('PMA_PATH_TO_BASEDIR') ? PMA_PATH_TO_BASEDIR : './'; ?>css/phpmyadmin.css.php?lang=<?php echo $GLOBALS['available_languages'][$GLOBALS['lang']][2]; ?>&js_frame=right" />
</noscript>
</head>
<body bgcolor="<?php echo $GLOBALS['cfg']['RightBgColor']; ?>">
<?php include('./config.header.inc.php'); ?>
<br /><br />
<center>
<h1><?php echo sprintf($GLOBALS['strWelcome'], ' phpMyAdmin ' . PMA_VERSION); ?></h1>
</center>
<br />
<div class="warning"><p><?php echo $GLOBALS['strWrongUser']; ?></p></div>
<?php include('./config.footer.inc.php'); ?>
</body>
</html>
<?php
echo "\n";
exit();
return TRUE;
} // end of the 'PMA_auth()' function
/**
* Gets advanced authentication settings
*
* @global string the username if register_globals is on
* @global string the password if register_globals is on
* @global array the array of server variables if register_globals is
* off
* @global array the array of environment variables if register_globals
* is off
* @global string the username for the ? server
* @global string the password for the ? server
* @global string the username for the WebSite Professional server
* @global string the password for the WebSite Professional server
* @global string the username of the user who logs out
*
* @return boolean whether we get authentication settings or not
*
* @access public
*/
function PMA_auth_check()
{
global $PHP_AUTH_USER, $PHP_AUTH_PW;
global $REMOTE_USER, $AUTH_USER, $REMOTE_PASSWORD, $AUTH_PASSWORD;
global $HTTP_AUTHORIZATION;
global $old_usr;
// Grabs the $PHP_AUTH_USER variable whatever are the values of the
// 'register_globals' and the 'variables_order' directives
// loic1 - 2001/25/11: use the new globals arrays defined with php 4.1+
if (empty($PHP_AUTH_USER)) {
if (!empty($_SERVER) && isset($_SERVER['PHP_AUTH_USER'])) {
$PHP_AUTH_USER = $_SERVER['PHP_AUTH_USER'];
}
else if (isset($REMOTE_USER)) {
$PHP_AUTH_USER = $REMOTE_USER;
}
else if (!empty($_ENV) && isset($_ENV['REMOTE_USER'])) {
$PHP_AUTH_USER = $_ENV['REMOTE_USER'];
}
else if (@getenv('REMOTE_USER')) {
$PHP_AUTH_USER = getenv('REMOTE_USER');
}
// Fix from Matthias Fichtner for WebSite Professional - Part 1
else if (isset($AUTH_USER)) {
$PHP_AUTH_USER = $AUTH_USER;
}
else if (!empty($_ENV) && isset($_ENV['AUTH_USER'])) {
$PHP_AUTH_USER = $_ENV['AUTH_USER'];
}
else if (@getenv('AUTH_USER')) {
$PHP_AUTH_USER = getenv('AUTH_USER');
}
}
// Grabs the $PHP_AUTH_PW variable whatever are the values of the
// 'register_globals' and the 'variables_order' directives
// loic1 - 2001/25/11: use the new globals arrays defined with php 4.1+
if (empty($PHP_AUTH_PW)) {
if (!empty($_SERVER) && isset($_SERVER['PHP_AUTH_PW'])) {
$PHP_AUTH_PW = $_SERVER['PHP_AUTH_PW'];
}
else if (isset($REMOTE_PASSWORD)) {
$PHP_AUTH_PW = $REMOTE_PASSWORD;
}
else if (!empty($_ENV) && isset($_ENV['REMOTE_PASSWORD'])) {
$PHP_AUTH_PW = $_ENV['REMOTE_PASSWORD'];
}
else if (@getenv('REMOTE_PASSWORD')) {
$PHP_AUTH_PW = getenv('REMOTE_PASSWORD');
}
// Fix from Matthias Fichtner for WebSite Professional - Part 2
else if (isset($AUTH_PASSWORD)) {
$PHP_AUTH_PW = $AUTH_PASSWORD;
}
else if (!empty($_ENV) && isset($_ENV['AUTH_PASSWORD'])) {
$PHP_AUTH_PW = $_ENV['AUTH_PASSWORD'];
}
else if (@getenv('AUTH_PASSWORD')) {
$PHP_AUTH_PW = getenv('AUTH_PASSWORD');
}
}
// Gets authenticated user settings with IIS
if (empty($PHP_AUTH_USER) && empty($PHP_AUTH_PW)
&& function_exists('base64_decode')) {
if (!empty($HTTP_AUTHORIZATION)
&& substr($HTTP_AUTHORIZATION, 0, 6) == 'Basic ') {
list($PHP_AUTH_USER, $PHP_AUTH_PW) = explode(':', base64_decode(substr($HTTP_AUTHORIZATION, 6)));
}
else if (!empty($_ENV)
&& isset($_ENV['HTTP_AUTHORIZATION'])
&& substr($_ENV['HTTP_AUTHORIZATION'], 0, 6) == 'Basic ') {
list($PHP_AUTH_USER, $PHP_AUTH_PW) = explode(':', base64_decode(substr($_ENV['HTTP_AUTHORIZATION'], 6)));
}
else if (@getenv('HTTP_AUTHORIZATION')
&& substr(getenv('HTTP_AUTHORIZATION'), 0, 6) == 'Basic ') {
list($PHP_AUTH_USER, $PHP_AUTH_PW) = explode(':', base64_decode(substr(getenv('HTTP_AUTHORIZATION'), 6)));
}
} // end IIS
// User logged out -> ensure the new username is not the same
if (!empty($old_usr)
&& (isset($PHP_AUTH_USER) && $old_usr == $PHP_AUTH_USER)) {
$PHP_AUTH_USER = '';
}
// Returns whether we get authentication settings or not
if (empty($PHP_AUTH_USER)) {
return FALSE;
} else {
if (get_magic_quotes_gpc()) {
$PHP_AUTH_USER = stripslashes($PHP_AUTH_USER);
$PHP_AUTH_PW = stripslashes($PHP_AUTH_PW);
}
return TRUE;
}
} // end of the 'PMA_auth_check()' function
/**
* Set the user and password after last checkings if required
*
* @global array the valid servers settings
* @global integer the id of the current server
* @global array the current server settings
* @global string the current username
* @global string the current password
*
* @return boolean always true
*
* @access public
*/
function PMA_auth_set_user()
{
global $cfg, $server;
global $PHP_AUTH_USER, $PHP_AUTH_PW;
// Ensures valid authentication mode, 'only_db', bookmark database and
// table names and relation table name are used
if ($cfg['Server']['user'] != $PHP_AUTH_USER) {
$servers_cnt = count($cfg['Servers']);
for ($i = 1; $i <= $servers_cnt; $i++) {
if (isset($cfg['Servers'][$i])
&& ($cfg['Servers'][$i]['host'] == $cfg['Server']['host'] && $cfg['Servers'][$i]['user'] == $PHP_AUTH_USER)) {
$server = $i;
$cfg['Server'] = $cfg['Servers'][$i];
break;
}
} // end for
} // end if
$cfg['Server']['user'] = $PHP_AUTH_USER;
$cfg['Server']['password'] = $PHP_AUTH_PW;
return TRUE;
} // end of the 'PMA_auth_set_user()' function
/**
* User is not allowed to login to MySQL -> authentication failed
*
* @return boolean always true (no return indeed)
*
* @access public
*/
function PMA_auth_fails()
{
PMA_auth();
return TRUE;
} // end of the 'PMA_auth_fails()' function
?>
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