?? wp-login.php
字號:
<?php
require('./wp-config.php');
function login($username, $password, $already_md5 = false) {
global $wpdb, $error, $tableusers;
if ( !$username )
return false;
if ( !$password ) {
$error = __('<strong>Error</strong>: The password field is empty.');
return false;
}
$login = $wpdb->get_row("SELECT ID, user_login, user_pass FROM $tableusers WHERE user_login = '$username'");
if (!$login) {
$error = __('<strong>Error</strong>: Wrong login.');
$pwd = '';
return false;
} else {
if ( ($login->user_login == $username && $login->user_pass == $password) || ($already_md5 && $login->user_login == $username && md5($login->user_pass) == $password) ) {
return true;
} else {
$error = __('<strong>Error</strong>: Incorrect password.');
$pwd = '';
return false;
}
}
}
function wp_mail($to, $subject, $message, $headers = '', $more = '') {
if ( function_exists('mb_send_mail') )
return mb_send_mail($to, $subject, $message, $headers, $more);
else
return mail($to, $subject, $message, $headers, $more);
}
if (!function_exists('add_magic_quotes')) {
function add_magic_quotes($array) {
foreach ($array as $k => $v) {
if (is_array($v)) {
$array[$k] = add_magic_quotes($v);
} else {
$array[$k] = addslashes($v);
}
}
return $array;
}
}
if (!get_magic_quotes_gpc()) {
$_GET = add_magic_quotes($_GET);
$_POST = add_magic_quotes($_POST);
$_COOKIE = add_magic_quotes($_COOKIE);
}
$wpvarstoreset = array('action');
for ($i = 0; $i < count($wpvarstoreset); $i = $i + 1) {
$wpvar = $wpvarstoreset[$i];
if (!isset($$wpvar)) {
if (empty($_POST["$wpvar"])) {
if (empty($_GET["$wpvar"])) {
$$wpvar = '';
} else {
$$wpvar = $_GET["$wpvar"];
}
} else {
$$wpvar = $_POST["$wpvar"];
}
}
}
$error = '';
// If someone has moved WordPress let's try to detect it
if ( dirname('http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']) != get_settings('siteurl') )
update_option('siteurl', dirname('http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']) );
switch($action) {
case 'logout':
setcookie('wordpressuser_' . $cookiehash, ' ', time() - 31536000, COOKIEPATH);
setcookie('wordpresspass_' . $cookiehash, ' ', time() - 31536000, COOKIEPATH);
header('Expires: Wed, 11 Jan 1984 05:00:00 GMT');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
if ($is_IIS)
header('Refresh: 0;url=wp-login.php');
else
header('Location: wp-login.php');
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 » <?php _e('Lost Password') ?></title>
<meta http-equiv="Content-Type" content="text/html; charset=<?php bloginfo('charset'); ?>" />
<link rel="stylesheet" href="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>
</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 ($error)
echo "<div id='loginerror'>$error</div>";
?>
<form name="lostpass" action="wp-login.php" method="post" id="lostpass">
<p>
<input type="hidden" name="action" value="retrievepassword" />
<label><?php _e('Login') ?>: <input type="text" name="user_login" id="user_login" value="" size="12" tabindex="1" /></label><br />
<label><?php _e('E-mail') ?>: <input type="text" name="email" id="email" value="" size="12" tabindex="2" /></label><br />
</p>
<p class="submit"><input type="submit" name="submit" value="<?php _e('Retrieve Password'); ?> »" tabindex="3" /></p>
</form>
</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'));
// Generate something random for a password... md5'ing current time with a rand salt
$user_pass = substr( MD5('time' . rand(1, 16000) ), 0, 6);
// now insert the new pass md5'd into the db
$wpdb->query("UPDATE $tableusers SET user_pass = MD5('$user_pass') WHERE user_login = '$user_login'");
$message = __('Login') . ": $user_login\r\n";
$message .= __('Password') . ": $user_pass\r\n";
$message .= get_settings('siteurl') . '/wp-login.php';
$m = wp_mail($user_email, sprintf(__("[%s] Your login and 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(__("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>';
// send a copy of password change notification to the admin
wp_mail(get_settings('admin_email'), sprintf(__('[%s] Password Lost/Change'), get_settings('blogname')), sprintf(__('Password Lost and Changed for user: %s'), $user_login));
die();
}
break;
case 'login' :
default:
if( !empty($_POST) ) {
$log = $_POST['log'];
$pwd = md5($_POST['pwd']);
$redirect_to = preg_replace('|[^a-z0-9-~+_.?#=&;,/:]|i', '', $_POST['redirect_to']);
}
$user = get_userdatabylogin($log);
if (0 == $user->user_level) {
$redirect_to = get_settings('siteurl') . '/wp-admin/profile.php';
}
if ( !login($log, $pwd) ) {
header('Expires: Wed, 11 Jan 1984 05:00:00 GMT');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
} else {
$user_login = $log;
$user_pass = $pwd;
setcookie('wordpressuser_'.$cookiehash, $user_login, time() + 31536000, COOKIEPATH);
setcookie('wordpresspass_'.$cookiehash, md5($user_pass), time() + 31536000, COOKIEPATH);
header('Expires: Wed, 11 Jan 1984 05:00:00 GMT');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
if ($is_IIS)
header("Refresh: 0;url=$redirect_to");
else
header("Location: $redirect_to");
}
if( !empty($_COOKIE['wordpressuser_' . $cookiehash]) && !empty($_COOKIE['wordpresspass_' . $cookiehash]) ) {
$user_login = $_COOKIE['wordpressuser_' . $cookiehash];
$user_pass_md5 = $_COOKIE['wordpresspass_' . $cookiehash];
}
if ( !login($user_login, $user_pass_md5, true) ) {
if ( !empty($_COOKIE['wordpressuser_' . $cookiehash]) )
$error = 'Your session has expired.';
} else {
header('Expires: Wed, 5 Jun 1979 23:41:00 GMT'); // Michel's birthday
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
header('Location: wp-admin/');
exit();
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<head>
<title>WordPress › <?php _e('Login') ?></title>
<meta http-equiv="Content-Type" content="text/html; charset=<?php bloginfo('charset'); ?>" />
<link rel="stylesheet" href="wp-admin/wp-admin.css" type="text/css" />
<script type="text/javascript">
function focusit() {
// focus on first input field
document.getElementById('log').focus();
}
window.onload = focusit;
</script>
</head>
<body>
<div id="login">
<h1><a href="http://wordpress.org/">WordPress</a></h1>
<?php
if ($error)
echo "<div id='login_error'>$error</div>";
?>
<form name="loginform" id="loginform" action="wp-login.php?action=login" method="post">
<p><label><?php _e('Login') ?>: <input type="text" name="log" id="log" value="" size="20" tabindex="1" /></label></p>
<p><label><?php _e('Password') ?>: <input type="password" name="pwd" value="" size="20" tabindex="2" /></label></p>
<p class="submit"><input type="submit" name="submit" value="<?php _e('Login'); ?> »" tabindex="3" />
<?php if (isset($_GET["redirect_to"])) { ?>
<input type="hidden" name="redirect_to" value="<?php echo $_GET["redirect_to"] ?>" />
<?php } else { ?>
<input type="hidden" name="redirect_to" value="wp-admin/" />
<?php } ?>
</p>
</form>
<ul>
<li><a href="<?php echo get_settings('home'); ?>" title="<?php _e('Are you lost?') ?>">« <?php _e('Back to blog') ?></a></li>
<?php if (get_settings('users_can_register')) : ?>
<li><a href="<?php echo get_settings('siteurl'); ?>/wp-register.php"><?php _e('Register') ?></a></li>
<?php endif; ?>
<li><a href="<?php echo get_settings('siteurl'); ?>/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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