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elifiner/wp-login-stubs.php

Last active November 9, 2019 01:11
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Wordpress 2.0 wp-login.php for refactoring
Raw
wp-login-stubs.php
<?php
// RG: Stubs to make wp-login.php run independently of Wordpress codebase on modern PHP.
error_reporting(0);
$_REQUEST['action'] = $_REQUEST['action'] ?? '';
class wpdb {
public $users;
public function query($sql) { }
}
class WP_User {
public function has_cap() { }
}
$wpdb = new wpdb();
function nocache_headers() { }
function wp_get_cookie_login() { }
function wp_clearcookie() { }
function wp_safe_redirect() { }
function wp_mail() { return true; }
function wp_login() { };
function do_action() { }
function get_bloginfo() { }
function bloginfo() { }
function get_userdatabylogin()
{
return (object)[
'user_login' => 'user',
'user_email' => '[email protected]',
];
}
function _e($s) { echo $s; }
function __($s) { return $s; }
function get_option() { }
function get_settings() { }
function sanitize_user($s) { return $s; }
function attribute_escape() { }
function is_user_logged_in() { }
Raw
wp-login.php
<?php
require( dirname(__FILE__) . '/wp-login-stubs.php' );
// The following is taken from Wordpress 2.0 codebase:
// https://github.com/WordPress/WordPress/blob/2.0-branch/wp-login.php
$action = $_REQUEST['action'];
$error = '';
nocache_headers();
header('Content-Type: '.get_bloginfo('html_type').'; charset='.get_bloginfo('charset'));
if ( defined('RELOCATE') ) { // Move flag is set
if ( isset( $_SERVER['PATH_INFO'] ) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']) )
$_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
$schema = ( isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on' ) ? 'https://' : 'http://';
if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_settings('siteurl') )
update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
}
switch($action) {
case 'logout':
wp_clearcookie();
do_action('wp_logout');
nocache_headers();
$redirect_to = 'wp-login.php';
if ( isset($_REQUEST['redirect_to']) )
$redirect_to = $_REQUEST['redirect_to'];
wp_safe_redirect($redirect_to);
exit();
break;
case 'lostpassword':
?>
<!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">
<head>
<title>WordPress &raquo; <?php _e('Lost Password') ?></title>
<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
<link rel="stylesheet" href="<?php echo get_settings('siteurl'); ?>/wp-admin/wp-admin.css" type="text/css" />
<script type="text/javascript">
function focusit() {
// focus on first input field
document.getElementById('user_login').focus();
}
window.onload = focusit;
</script>
<style type="text/css">
#user_login, #email, #submit {
font-size: 1.7em;
}
</style>
</head>
<body>
<div id="login">
<h1><a href="http://wordpress.org/">WordPress</a></h1>
<p><?php _e('Please enter your information here. We will send you a new password.') ?></p>
<?php
if ($error)
echo "<div id='login_error'>$error</div>";
?>
<form name="lostpass" action="wp-login.php" method="post" id="lostpass">
<p>
<input type="hidden" name="action" value="retrievepassword" />
<label><?php _e('Username:') ?><br />
<input type="text" name="user_login" id="user_login" value="" size="20" tabindex="1" /></label></p>
<p><label><?php _e('E-mail:') ?><br />
<input type="text" name="email" id="email" value="" size="25" tabindex="2" /></label><br />
</p>
<p class="submit"><input type="submit" name="submit" id="submit" value="<?php _e('Retrieve Password'); ?> &raquo;" tabindex="3" /></p>
</form>
<ul>
<li><a href="<?php bloginfo('home'); ?>/" title="<?php _e('Are you lost?') ?>">&laquo; <?php _e('Back to blog') ?></a></li>
<?php if (get_settings('users_can_register')) : ?>
<li><a href="<?php bloginfo('wpurl'); ?>/wp-register.php"><?php _e('Register') ?></a></li>
<?php endif; ?>
<li><a href="<?php bloginfo('wpurl'); ?>/wp-login.php"><?php _e('Login') ?></a></li>
</ul>
</div>
</body>
</html>
<?php
break;
case 'retrievepassword':
$user_data = get_userdatabylogin($_POST['user_login']);
// redefining user_login ensures we return the right case in the email
$user_login = $user_data->user_login;
$user_email = $user_data->user_email;
if (!$user_email || $user_email != $_POST['email'])
die(sprintf(__('Sorry, that user does not seem to exist in our database. Perhaps you have the wrong username or e-mail address? <a href="%s">Try again</a>.'), 'wp-login.php?action=lostpassword'));
do_action('retreive_password', $user_login); // Misspelled and deprecated.
do_action('retrieve_password', $user_login);
// Generate something random for a password... md5'ing current time with a rand salt
$key = substr( md5( uniqid( microtime() ) ), 0, 50);
// now insert the new pass md5'd into the db
$wpdb->query("UPDATE $wpdb->users SET user_activation_key = '$key' WHERE user_login = '$user_login'");
$message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n";
$message .= get_option('siteurl') . "\r\n\r\n";
$message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
$message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n";
$message .= get_settings('siteurl') . "/wp-login.php?action=resetpass&key=$key\r\n";
$m = wp_mail($user_email, sprintf(__('[%s] Password Reset'), get_settings('blogname')), $message);
if ($m == false) {
echo '<p>' . __('The e-mail could not be sent.') . "<br />\n";
echo __('Possible reason: your host may have disabled the mail() function...') . "</p>";
die();
} else {
echo '<p>' . sprintf(__("The e-mail was sent successfully to %s's e-mail address."), $user_login) . '<br />';
echo "<a href='wp-login.php' title='" . __('Check your e-mail first, of course') . "'>" . __('Click here to login!') . '</a></p>';
die();
}
break;
case 'resetpass' :
// Generate something random for a password... md5'ing current time with a rand salt
$key = preg_replace('/[^a-z0-9]/i', '', $_GET['key']);
if ( empty($key) )
die( __('Sorry, that key does not appear to be valid.') );
$user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE user_activation_key = '$key'");
if ( !$user )
die( __('Sorry, that key does not appear to be valid.') );
do_action('password_reset');
$new_pass = substr( md5( uniqid( microtime() ) ), 0, 7);
$wpdb->query("UPDATE $wpdb->users SET user_pass = MD5('$new_pass'), user_activation_key = '' WHERE user_login = '$user->user_login'");
wp_cache_delete($user->ID, 'users');
wp_cache_delete($user->user_login, 'userlogins');
$message = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
$message .= sprintf(__('Password: %s'), $new_pass) . "\r\n";
$message .= get_settings('siteurl') . "/wp-login.php\r\n";
$m = wp_mail($user->user_email, sprintf(__('[%s] Your new password'), get_settings('blogname')), $message);
if ($m == false) {
echo '<p>' . __('The e-mail could not be sent.') . "<br />\n";
echo __('Possible reason: your host may have disabled the mail() function...') . '</p>';
die();
} else {
echo '<p>' . sprintf(__('Your new password is in the mail.'), $user_login) . '<br />';
echo "<a href='wp-login.php' title='" . __('Check your e-mail first, of course') . "'>" . __('Click here to login!') . '</a></p>';
// send a copy of password change notification to the admin
$message = sprintf(__('Password Lost and Changed for user: %s'), $user->user_login) . "\r\n";
wp_mail(get_settings('admin_email'), sprintf(__('[%s] Password Lost/Change'), get_settings('blogname')), $message);
die();
}
break;
case 'login' :
default:
$user_login = '';
$user_pass = '';
$using_cookie = false;
if ( !isset( $_REQUEST['redirect_to'] ) || is_user_logged_in() )
$redirect_to = 'wp-admin/';
else
$redirect_to = $_REQUEST['redirect_to'];
if( $_POST ) {
$user_login = $_POST['log'];
$user_login = sanitize_user( $user_login );
$user_pass = $_POST['pwd'];
$rememberme = $_POST['rememberme'];
} else {
$cookie_login = wp_get_cookie_login();
if ( ! empty($cookie_login) ) {
$using_cookie = true;
$user_login = $cookie_login['login'];
$user_pass = $cookie_login['password'];
}
}
do_action('wp_authenticate', array(&$user_login, &$user_pass));
if ( $user_login && $user_pass ) {
$user = new WP_User(0, $user_login);
// If the user can't edit posts, send them to their profile.
if ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' ) )
$redirect_to = get_settings('siteurl') . '/wp-admin/profile.php';
if ( wp_login($user_login, $user_pass, $using_cookie) ) {
if ( !$using_cookie )
wp_setcookie($user_login, $user_pass, false, '', '', $rememberme);
do_action('wp_login', $user_login);
wp_safe_redirect($redirect_to);
exit;
} else {
if ( $using_cookie )
$error = __('Your session has expired.');
}
} else if ( $user_login || $user_pass ) {
$error = __('<strong>Error</strong>: The password field is empty.');
}
?>
<!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">
<head>
<title>WordPress &rsaquo; <?php _e('Login') ?></title>
<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
<link rel="stylesheet" href="<?php bloginfo('wpurl'); ?>/wp-admin/wp-admin.css" type="text/css" />
<script type="text/javascript">
function focusit() {
document.getElementById('log').focus();
}
window.onload = focusit;
</script>
</head>
<body>
<div id="login">
<h1><a href="http://wordpress.org/">WordPress</a></h1>
<?php
if ( $error )
echo "<div id='login_error'>$error</div>";
?>
<form name="loginform" id="loginform" action="wp-login.php" method="post">
<p><label><?php _e('Username:') ?><br /><input type="text" name="log" id="log" value="<?php echo attribute_escape(stripslashes($user_login)); ?>" size="20" tabindex="1" /></label></p>
<p><label><?php _e('Password:') ?><br /> <input type="password" name="pwd" id="pwd" value="" size="20" tabindex="2" /></label></p>
<p>
<label><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="3" />
<?php _e('Remember me'); ?></label></p>
<p class="submit">
<input type="submit" name="submit" id="submit" value="<?php _e('Login'); ?> &raquo;" tabindex="4" />
<input type="hidden" name="redirect_to" value="<?php echo attribute_escape($redirect_to); ?>" />
</p>
</form>
<ul>
<li><a href="<?php bloginfo('home'); ?>/" title="<?php _e('Are you lost?') ?>">&laquo; <?php _e('Back to blog') ?></a></li>
<?php if (get_settings('users_can_register')) : ?>
<li><a href="<?php bloginfo('wpurl'); ?>/wp-register.php"><?php _e('Register') ?></a></li>
<?php endif; ?>
<li><a href="<?php bloginfo('wpurl'); ?>/wp-login.php?action=lostpassword" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a></li>
</ul>
</div>
</body>
</html>
<?php
break;
} // end action switch
?>
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