69b348a2dd
* started merging patch #463127 - Cookie based authentication, thanks to Piotr Roszatycki & Dan Wilson.
237 lines
8.9 KiB
PHP
237 lines
8.9 KiB
PHP
<?php
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/* $Id$ */
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// +--------------------------------------------------------------------------+
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// | Set of functions used to run http authentication. |
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// | NOTE: Requires Apache loaded as a php module. |
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// +--------------------------------------------------------------------------+
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if (!defined('PMA_HTTP_AUTH_INCLUDED')) {
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define('PMA_HTTP_AUTH_INCLUDED', 1);
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/**
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* Displays authentication form
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*
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* @global string the font face to use in case of failure
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* @global string the default font size to use in case of failure
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* @global string the big font size to use in case of failure
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*
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* @return boolean always true (no return indeed)
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*
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* @access public
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*/
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function PMA_auth()
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{
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global $right_font_family, $font_size, $font_bigger;
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header('WWW-Authenticate: Basic realm="phpMyAdmin ' . sprintf($GLOBALS['strRunning'], (empty($GLOBALS['cfgServer']['verbose']) ? str_replace('\'', '\\\'',$GLOBALS['cfgServer']['host']) : str_replace('\'', '\\\'', $GLOBALS['cfgServer']['verbose']))) . '"');
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header('HTTP/1.0 401 Unauthorized');
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header('status: 401 Unauthorized');
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?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<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']; ?>">
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<head>
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<title><?php echo $GLOBALS['strAccessDenied']; ?></title>
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<style type="text/css">
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<!--
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body {font-family: <?php echo $right_font_family; ?>; font-size: <?php echo $font_size; ?>; color: #000000}
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h1 {font-family: <?php echo $right_font_family; ?>; font-size: <?php echo $font_bigger; ?>; font-weight: bold}
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//-->
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</style>
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</head>
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<body bgcolor="<?php echo $GLOBALS['cfgRightBgColor']; ?>">
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<br /><br />
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<center>
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<h1><?php echo sprintf($GLOBALS['strWelcome'], ' phpMyAdmin ' . PMA_VERSION); ?></h1>
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</center>
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<br />
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<p><?php echo $GLOBALS['strWrongUser']; ?></p>
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</body>
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</html>
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<?php
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echo "\n";
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exit();
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return TRUE;
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} // end of the 'PMA_auth()' function
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/**
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* Gets advanced authentication settings
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*
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* @global string the username if register_globals is on
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* @global string the password if register_globals is on
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* @global array the array of server variables if register_globals is
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* off
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* @global array the array of environment variables if register_globals
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* is off
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* @global string the username for the ? server
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* @global string the password for the ? server
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* @global string the username for the WebSite Professional server
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* @global string the password for the WebSite Professional server
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* @global string the username of the user who logs out
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*
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* @return boolean whether we get authentication settings or not
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*
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* @access public
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*/
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function PMA_auth_check()
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{
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global $PHP_AUTH_USER, $PHP_AUTH_PW;
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global $HTTP_SERVER_VARS, $HTTP_ENV_VARS;
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global $REMOTE_USER, $AUTH_USER, $REMOTE_PASSWORD, $AUTH_PASSWORD;
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global $old_usr;
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// Grabs the $PHP_AUTH_USER variable whatever are the values of the
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// 'register_globals' and the 'variables_order' directives
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// loic1 - 2001/25/11: use the new globals arrays defined with php 4.1+
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if (empty($PHP_AUTH_USER)) {
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if (!empty($_SERVER) && isset($_SERVER['PHP_AUTH_USER'])) {
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$PHP_AUTH_USER = $_SERVER['PHP_AUTH_USER'];
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}
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else if (!empty($HTTP_SERVER_VARS) && isset($HTTP_SERVER_VARS['PHP_AUTH_USER'])) {
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$PHP_AUTH_USER = $HTTP_SERVER_VARS['PHP_AUTH_USER'];
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}
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else if (isset($REMOTE_USER)) {
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$PHP_AUTH_USER = $REMOTE_USER;
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}
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else if (!empty($_ENV) && isset($_ENV['REMOTE_USER'])) {
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$PHP_AUTH_USER = $_ENV['REMOTE_USER'];
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}
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else if (!empty($HTTP_ENV_VARS) && isset($HTTP_ENV_VARS['REMOTE_USER'])) {
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$PHP_AUTH_USER = $HTTP_ENV_VARS['REMOTE_USER'];
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}
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else if (@getenv('REMOTE_USER')) {
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$PHP_AUTH_USER = getenv('REMOTE_USER');
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}
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// Fix from Matthias Fichtner for WebSite Professional - Part 1
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else if (isset($AUTH_USER)) {
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$PHP_AUTH_USER = $AUTH_USER;
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}
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else if (!empty($_ENV) && isset($_ENV['AUTH_USER'])) {
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$PHP_AUTH_USER = $_ENV['AUTH_USER'];
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}
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else if (!empty($HTTP_ENV_VARS) && isset($HTTP_ENV_VARS['AUTH_USER'])) {
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$PHP_AUTH_USER = $HTTP_ENV_VARS['AUTH_USER'];
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}
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else if (@getenv('AUTH_USER')) {
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$PHP_AUTH_USER = getenv('AUTH_USER');
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}
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}
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// Grabs the $PHP_AUTH_PW variable whatever are the values of the
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// 'register_globals' and the 'variables_order' directives
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// loic1 - 2001/25/11: use the new globals arrays defined with php 4.1+
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if (empty($PHP_AUTH_PW)) {
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if (!empty($_SERVER) && isset($_SERVER['PHP_AUTH_PW'])) {
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$PHP_AUTH_PW = $_SERVER['PHP_AUTH_PW'];
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}
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else if (!empty($HTTP_SERVER_VARS) && isset($HTTP_SERVER_VARS['PHP_AUTH_PW'])) {
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$PHP_AUTH_PW = $HTTP_SERVER_VARS['PHP_AUTH_PW'];
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}
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else if (isset($REMOTE_PASSWORD)) {
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$PHP_AUTH_PW = $REMOTE_PASSWORD;
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}
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else if (!empty($_ENV) && isset($_ENV['REMOTE_PASSWORD'])) {
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$PHP_AUTH_PW = $_ENV['REMOTE_PASSWORD'];
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}
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else if (!empty($HTTP_ENV_VARS) && isset($HTTP_ENV_VARS['REMOTE_PASSWORD'])) {
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$PHP_AUTH_PW = $HTTP_ENV_VARS['REMOTE_PASSWORD'];
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}
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else if (@getenv('REMOTE_PASSWORD')) {
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$PHP_AUTH_PW = getenv('REMOTE_PASSWORD');
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}
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// Fix from Matthias Fichtner for WebSite Professional - Part 2
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else if (isset($AUTH_PASSWORD)) {
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$PHP_AUTH_PW = $AUTH_PASSWORD;
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}
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else if (!empty($_ENV) && isset($_ENV['AUTH_PASSWORD'])) {
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$PHP_AUTH_PW = $_ENV['AUTH_PASSWORD'];
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}
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else if (!empty($HTTP_ENV_VARS) && isset($HTTP_ENV_VARS['AUTH_PASSWORD'])) {
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$PHP_AUTH_PW = $HTTP_ENV_VARS['AUTH_PASSWORD'];
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}
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else if (@getenv('AUTH_PASSWORD')) {
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$PHP_AUTH_PW = getenv('AUTH_PASSWORD');
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}
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}
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// User logged out -> ensure the new username is not the same
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if (!empty($old_usr)
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&& (isset($PHP_AUTH_USER) && $old_usr == $PHP_AUTH_USER)) {
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$PHP_AUTH_USER = '';
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}
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// Returns whether we get authentication settings or not
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if (empty($PHP_AUTH_USER)) {
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return FALSE;
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} else {
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if (get_magic_quotes_gpc()) {
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$PHP_AUTH_USER = stripslashes($PHP_AUTH_USER);
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$PHP_AUTH_PW = stripslashes($PHP_AUTH_PW);
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}
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return TRUE;
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}
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} // end of the 'PMA_auth_check()' function
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/**
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* Set the user and password after last checkings if required
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*
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* @global array the valid servers settings
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* @global integer the id of the current server
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* @global array the current server settings
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* @global string the current username
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* @global string the current password
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*
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* @return boolean always true
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*
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* @access public
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*/
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function PMA_auth_set_user()
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{
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global $cfgServers, $server, $cfgServer;
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global $PHP_AUTH_USER, $PHP_AUTH_PW;
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// Ensures the valid 'only_db' setting is used
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if ($cfgServer['user'] != $PHP_AUTH_USER) {
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$servers_cnt = count($cfgServers);
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for ($i = 1; $i <= $servers_cnt; $i++) {
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if (isset($cfgServers[$i])
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&& ($cfgServers[$i]['host'] == $cfgServer['host'] && $cfgServers[$i]['user'] == $PHP_AUTH_USER)) {
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$server = $i;
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$cfgServer = $cfgServers[$i];
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break;
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}
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} // end for
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} // end if
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$cfgServer['user'] = $PHP_AUTH_USER;
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$cfgServer['password'] = $PHP_AUTH_PW;
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return TRUE;
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} // end of the 'PMA_auth_set_user()' function
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/**
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* User is not allowed to login to MySQL -> authentication failed
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*
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* @return boolean always true (no return indeed)
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*
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* @access public
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*/
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function PMA_auth_fails()
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{
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PMA_auth();
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return TRUE;
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} // end of the 'PMA_auth()' function
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} // $__PMA_HTTP_AUTH_LIB__
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?>
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