flatpress/fp-includes/core/core.cookie.php
2007-10-30 10:30:07 +00:00

169 lines
4.7 KiB
PHP

<?php
function cookie_setup() {
global $fp_config;
// md5(BLOG_BASEURL);
if ( !defined('COOKIEHASH') )
define('COOKIEHASH', $fp_config['general']['blogid']);
if ( !defined('USER_COOKIE') )
define('USER_COOKIE', 'fpuser_'. COOKIEHASH);
if ( !defined('PASS_COOKIE') )
define('PASS_COOKIE', 'fppass_'. COOKIEHASH);
if ( !defined('SESS_COOKIE') )
define('SESS_COOKIE', 'fpsess_'. COOKIEHASH);
if ( !defined('COOKIEPATH') )
define('COOKIEPATH', preg_replace('|https?://[^/]+|i', '', BLOG_BASEURL ) );
if ( !defined('SITECOOKIEPATH') )
define('SITECOOKIEPATH', preg_replace('|https?://[^/]+|i', '', BLOG_BASEURL ) );
if ( !defined('COOKIE_DOMAIN') )
define('COOKIE_DOMAIN', false);
}
// Cookie safe redirect. Works around IIS Set-Cookie bug.
// http://support.microsoft.com/kb/q176113/
if ( !function_exists('wp_redirect') ) :
function wp_redirect($location, $status = 302) {
global $is_IIS;
$location = apply_filters('wp_redirect', $location, $status);
if ( !$location ) // allows the wp_redirect filter to cancel a redirect
return false;
$location = preg_replace('|[^a-z0-9-~+_.?#=&;,/:%]|i', '', $location);
# $location = wp_kses_no_null($location);
$location = preg_replace('/\0+/', '', $location);
$location = preg_replace('/(\\\\0)+/', '', $location);
$strip = array('%0d', '%0a');
$location = str_replace($strip, '', $location);
if ( $is_IIS ) {
header("Refresh: 0;url=$location");
} else {
if ( php_sapi_name() != 'cgi-fcgi' )
status_header($status); // This causes problems on IIS and some FastCGI setups
header("Location: $location");
}
}
endif;
if ( !function_exists('wp_get_cookie_login') ):
function wp_get_cookie_login() {
if ( empty($_COOKIE[USER_COOKIE]) || empty($_COOKIE[PASS_COOKIE]) )
return false;
return array('login' => $_COOKIE[USER_COOKIE], 'password' => $_COOKIE[PASS_COOKIE]);
}
endif;
function cookie_set($username, $password, $already_md5 = false, $home = '', $siteurl = '', $remember = false) {
if ( !$already_md5 )
$password = md5( md5($password) ); // Double hash the password in the cookie.
if ( empty($home) )
$cookiepath = COOKIEPATH;
else
$cookiepath = preg_replace('|https?://[^/]+|i', '', $home . '/' );
if ( empty($siteurl) ) {
$sitecookiepath = SITECOOKIEPATH;
$cookiehash = COOKIEHASH;
} else {
$sitecookiepath = preg_replace('|https?://[^/]+|i', '', $siteurl . '/' );
$cookiehash = md5($siteurl);
}
if ( $remember )
$expire = time() + 31536000;
else
$expire = 0;
setcookie(USER_COOKIE, $username, $expire, $cookiepath, COOKIE_DOMAIN);
setcookie(PASS_COOKIE, $password, $expire, $cookiepath, COOKIE_DOMAIN);
if ( $cookiepath != $sitecookiepath ) {
setcookie(USER_COOKIE, $username, $expire, $sitecookiepath, COOKIE_DOMAIN);
setcookie(PASS_COOKIE, $password, $expire, $sitecookiepath, COOKIE_DOMAIN);
}
}
function cookie_clear() {
setcookie(USER_COOKIE, ' ', time() - 31536000, COOKIEPATH, COOKIE_DOMAIN);
setcookie(PASS_COOKIE, ' ', time() - 31536000, COOKIEPATH, COOKIE_DOMAIN);
setcookie(USER_COOKIE, ' ', time() - 31536000, SITECOOKIEPATH, COOKIE_DOMAIN);
setcookie(PASS_COOKIE, ' ', time() - 31536000, SITECOOKIEPATH, COOKIE_DOMAIN);
}
if ( !function_exists('wp_login') ) :
function wp_login($username, $password, $already_md5 = false) {
global $wpdb, $error;
$username = sanitize_user($username);
if ( '' == $username )
return false;
if ( '' == $password ) {
$error = __('<strong>ERROR</strong>: The password field is empty.');
return false;
}
$login = get_userdatabylogin($username);
//$login = $wpdb->get_row("SELECT ID, user_login, user_pass FROM $wpdb->users WHERE user_login = '$username'");
if (!$login) {
$error = __('<strong>ERROR</strong>: Invalid username.');
return false;
} else {
// If the password is already_md5, it has been double hashed.
// Otherwise, it is plain text.
if ( ($already_md5 && md5($login->user_pass) == $password) || ($login->user_login == $username && $login->user_pass == md5($password)) ) {
return true;
} else {
$error = __('<strong>ERROR</strong>: Incorrect password.');
$pwd = '';
return false;
}
}
}
endif;
if ( !function_exists('is_user_logged_in') ) :
function is_user_logged_in() {
$user = wp_get_current_user();
if ( $user->id == 0 )
return false;
return true;
}
endif;
if ( !function_exists('auth_redirect') ) :
function auth_redirect() {
// Checks if a user is logged in, if not redirects them to the login page
if ( (!empty($_COOKIE[USER_COOKIE]) &&
!wp_login($_COOKIE[USER_COOKIE], $_COOKIE[PASS_COOKIE], true)) ||
(empty($_COOKIE[USER_COOKIE])) ) {
nocache_headers();
wp_redirect(get_option('siteurl') . '/wp-login.php?redirect_to=' . urlencode($_SERVER['REQUEST_URI']));
exit();
}
}
endif;
?>