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http://codedumper.com/asuze (27-Aug @ 09:58)

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  1. <?php
  2.  
  3. /**
  4.  * WordPress User Page
  5.  *
  6.  * Handles authentication, registering, resetting passwords, forgot password,
  7.  * and other user handling.
  8.  *
  9.  * @package WordPress
  10.  */
  11.  
  12. /** Make sure that the WordPress bootstrap has run before continuing. */
  13. require( dirname(__FILE__) . '/wp-load.php' );
  14.  
  15. // Redirect to https login if forced to use SSL
  16. if ( force_ssl_admin() && !is_ssl() ) {
  17.     if ( 0 === strpos($_SERVER['REQUEST_URI'], 'http') ) {
  18.         wp_redirect(preg_replace('|^http://|', 'https://', $_SERVER['REQUEST_URI']));
  19.         exit();
  20.     } else {
  21.         wp_redirect('https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
  22.         exit();
  23.     }
  24. }
  25.  
  26. /**
  27.  * Outputs the header for the login page.
  28.  *
  29.  * @uses do_action() Calls the 'login_head' for outputting HTML in the Log In
  30.  *        header.
  31.  * @uses apply_filters() Calls 'login_headerurl' for the top login link.
  32.  * @uses apply_filters() Calls 'login_headertitle' for the top login title.
  33.  * @uses apply_filters() Calls 'login_message' on the message to display in the
  34.  *        header.
  35.  * @uses $error The error global, which is checked for displaying errors.
  36.  *
  37.  * @param string $title Optional. WordPress Log In Page title to display in
  38.  *        <title/> element.
  39.  * @param string $message Optional. Message to display in header.
  40.  * @param WP_Error $wp_error Optional. WordPress Error Object
  41.  */
  42. function login_header($title = 'Log In', $message = '', $wp_error = '') {
  43.     global $error, $is_iphone, $interim_login, $current_site;
  44.  
  45.     // Don't index any of these forms
  46.     add_filter( 'pre_option_blog_public', '__return_zero' );
  47.     add_action( 'login_head', 'noindex' );
  48.  
  49.     if ( empty($wp_error) )
  50.         $wp_error = new WP_Error();
  51.  
  52.     // Shake it!
  53.     $shake_error_codes = array( 'empty_password', 'empty_email', 'invalid_email', 'invalidcombo', 'empty_username', 'invalid_username', 'incorrect_password' );
  54.     $shake_error_codes = apply_filters( 'shake_error_codes', $shake_error_codes );
  55.  
  56.     if ( $shake_error_codes && $wp_error->get_error_code() && in_array( $wp_error->get_error_code(), $shake_error_codes ) )
  57.         add_action( 'login_head', 'wp_shake_js', 12 );
  58.  
  59.     ?>
  60. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  61. <html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
  62. <head>
  63.     <title><?php bloginfo('name'); ?> &rsaquo; <?php echo $title; ?></title>
  64.     <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
  65. <?php
  66.     wp_admin_css( 'login', true );
  67.     wp_admin_css( 'colors-fresh', true );
  68.  
  69.     if ( $is_iphone ) { ?>
  70.     <meta name="viewport" content="width=320; initial-scale=0.9; maximum-scale=1.0; user-scalable=0;" />
  71.     <style type="text/css" media="screen">
  72.     form { margin-left: 0px; }
  73.     #login { margin-top: 20px; }
  74.     </style>
  75. <?php
  76.     } elseif ( isset($interim_login) && $interim_login ) { ?>
  77.     <style type="text/css" media="all">
  78.     .login #login { margin: 20px auto; }
  79.     </style>
  80. <?php
  81.     }
  82.  
  83.     do_action('login_head'); ?>
  84. </head>
  85. <body class="login">
  86. <?php   if ( !is_multisite() ) { ?>
  87. <div id="login"><h1><a href="<?php echo apply_filters('login_headerurl', 'http://wordpress.org/'); ?>" title="<?php echo apply_filters('login_headertitle', __('Powered by WordPress')); ?>"><?php bloginfo('name'); ?></a></h1>
  88. <?php   } else { ?>
  89. <div id="login"><h1><a href="<?php echo apply_filters('login_headerurl', network_home_url() ); ?>" title="<?php echo apply_filters('login_headertitle', $current_site->site_name ); ?>"><span class="hide"><?php bloginfo('name'); ?></span></a></h1>
  90. <?php   }
  91.  
  92.     $message = apply_filters('login_message', $message);
  93.     if ( !empty( $message ) ) echo $message . "\n";
  94.  
  95.     // Incase a plugin uses $error rather than the $errors object
  96.     if ( !empty( $error ) ) {
  97.         $wp_error->add('error', $error);
  98.         unset($error);
  99.     }
  100.  
  101.     if ( $wp_error->get_error_code() ) {
  102.         $errors = '';
  103.         $messages = '';
  104.         foreach ( $wp_error->get_error_codes() as $code ) {
  105.             $severity = $wp_error->get_error_data($code);
  106.             foreach ( $wp_error->get_error_messages($code) as $error ) {
  107.                 if ( 'message' == $severity )
  108.                     $messages .= '    ' . $error . "<br />\n";
  109.                 else
  110.                     $errors .= '    ' . $error . "<br />\n";
  111.             }
  112.         }
  113.         if ( !empty($errors) )
  114.             echo '<div id="login_error">' . apply_filters('login_errors', $errors) . "</div>\n";
  115.         if ( !empty($messages) )
  116.             echo '<p class="message">' . apply_filters('login_messages', $messages) . "</p>\n";
  117.     }
  118. } // End of login_header()
  119. function wp_shake_js() {
  120.     global $is_iphone;
  121.     if ( $is_iphone )
  122.         return;
  123. ?>
  124. <script type="text/javascript">
  125. addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
  126. function s(id,pos){g(id).left=pos+'px';}
  127. function g(id){return document.getElementById(id).style;}
  128. function shake(id,a,d){c=a.shift();s(id,c);if(a.length>0){setTimeout(function(){shake(id,a,d);},d);}else{try{g(id).position='static';wp_attempt_focus();}catch(e){}}}
  129. addLoadEvent(function(){ var p=new Array(15,30,15,0,-15,-30,-15,0);p=p.concat(p.concat(p));var i=document.forms[0].id;g(i).position='relative';shake(i,p,20);});
  130. </script>
  131. <?php
  132. }
  133.  
  134. /**
  135.  * Handles sending password retrieval email to user.
  136.  *
  137.  * @uses $wpdb WordPress Database object
  138.  *
  139.  * @return bool|WP_Error True: when finish. WP_Error on error
  140.  */
  141. function retrieve_password() {
  142.     global $wpdb, $current_site;
  143.  
  144.     $errors = new WP_Error();
  145.  
  146.     if ( empty( $_POST['user_login'] ) && empty( $_POST['user_email'] ) )
  147.         $errors->add('empty_username', __('<strong>ERROR</strong>: Enter a username or e-mail address.'));
  148.  
  149.     if ( strpos($_POST['user_login'], '@') ) {
  150.         $user_data = get_user_by_email(trim($_POST['user_login']));
  151.         if ( empty($user_data) )
  152.             $errors->add('invalid_email', __('<strong>ERROR</strong>: There is no user registered with that email address.'));
  153.     } else {
  154.         $login = trim($_POST['user_login']);
  155.         $user_data = get_userdatabylogin($login);
  156.     }
  157.  
  158.     do_action('lostpassword_post');
  159.  
  160.     if ( $errors->get_error_code() )
  161.         return $errors;
  162.  
  163.     if ( !$user_data ) {
  164.         $errors->add('invalidcombo', __('<strong>ERROR</strong>: Invalid username or e-mail.'));
  165.         return $errors;
  166.     }
  167.  
  168.     // redefining user_login ensures we return the right case in the email
  169.     $user_login = $user_data->user_login;
  170.     $user_email = $user_data->user_email;
  171.  
  172.     do_action('retreive_password', $user_login);  // Misspelled and deprecated
  173.     do_action('retrieve_password', $user_login);
  174.  
  175.     $allow = apply_filters('allow_password_reset', true, $user_data->ID);
  176.  
  177.     if ( ! $allow )
  178.         return new WP_Error('no_password_reset', __('Password reset is not allowed for this user'));
  179.     else if ( is_wp_error($allow) )
  180.         return $allow;
  181.  
  182.     $key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
  183.     if ( empty($key) ) {
  184.         // Generate something random for a key...
  185.         $key = wp_generate_password(20, false);
  186.         do_action('retrieve_password_key', $user_login, $key);
  187.         // Now insert the new md5 key into the db
  188.         $wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));
  189.     }
  190.     $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n";
  191.     $message .= network_site_url() . "\r\n\r\n";
  192.     $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
  193.     $message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n";
  194.     $message .= network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user_login), 'login') . "\r\n";
  195.  
  196.     if ( is_multisite() )
  197.         $blogname = $GLOBALS['current_site']->site_name;
  198.     else
  199.         // The blogname option is escaped with esc_html on the way into the database in sanitize_option
  200.         // we want to reverse this for the plain text arena of emails.
  201.         $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
  202.  
  203.     $title = sprintf( __('[%s] Password Reset'), $blogname );
  204.  
  205.     $title = apply_filters('retrieve_password_title', $title);
  206.     $message = apply_filters('retrieve_password_message', $message, $key);
  207.  
  208.     if ( $message && !wp_mail($user_email, $title, $message) )
  209.         wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') );
  210.  
  211.     return true;
  212. }
  213.  
  214. /**
  215.  * Handles resetting the user's password.
  216.  *
  217.  * @uses $wpdb WordPress Database object
  218.  *
  219.  * @param string $key Hash to validate sending user's password
  220.  * @return bool|WP_Error
  221.  */
  222. function reset_password($key, $login) {
  223.     global $wpdb;
  224.  
  225.     $key = preg_replace('/[^a-z0-9]/i', '', $key);
  226.  
  227.     if ( empty( $key ) || !is_string( $key ) )
  228.         return new WP_Error('invalid_key', __('Invalid key'));
  229.  
  230.     if ( empty($login) || !is_string($login) )
  231.         return new WP_Error('invalid_key', __('Invalid key'));
  232.  
  233.     $user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $key, $login));
  234.     if ( empty( $user ) )
  235.         return new WP_Error('invalid_key', __('Invalid key'));
  236.  
  237.     // Generate something random for a password...
  238.     $new_pass = wp_generate_password();
  239.  
  240.     do_action('password_reset', $user, $new_pass);
  241.  
  242.     wp_set_password($new_pass, $user->ID);
  243.     update_user_option($user->ID, 'default_password_nag', true, true); //Set up the Password change nag.
  244.     $message  = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
  245.     $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n";
  246.     $message .= site_url('wp-login.php', 'login') . "\r\n";
  247.  
  248.     if ( is_multisite() )
  249.         $blogname = $GLOBALS['current_site']->site_name;
  250.     else
  251.         // The blogname option is escaped with esc_html on the way into the database in sanitize_option
  252.         // we want to reverse this for the plain text arena of emails.
  253.         $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
  254.  
  255.     $title = sprintf( __('[%s] Your new password'), $blogname );
  256.  
  257.     $title = apply_filters('password_reset_title', $title);
  258.     $message = apply_filters('password_reset_message', $message, $new_pass);
  259.  
  260.     if ( $message && !wp_mail($user->user_email, $title, $message) )
  261.           wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') );
  262.  
  263.     wp_password_change_notification($user);
  264.  
  265.     return true;
  266. }
  267.  
  268. /**
  269.  * Handles registering a new user.
  270.  *
  271.  * @param string $user_login User's username for logging in
  272.  * @param string $user_email User's email address to send password and add
  273.  * @return int|WP_Error Either user's ID or error on failure.
  274.  */
  275. function register_new_user( $user_login, $user_email ) {
  276.     $errors = new WP_Error();
  277.  
  278.     $sanitized_user_login = sanitize_user( $user_login );
  279.     $user_email = apply_filters( 'user_registration_email', $user_email );
  280.  
  281.     // Check the username
  282.     if ( $sanitized_user_login == '' ) {
  283.         $errors->add( 'empty_username', __( '<strong>ERROR</strong>: Please enter a username.' ) );
  284.     } elseif ( ! validate_username( $user_login ) ) {
  285.         $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
  286.         $sanitized_user_login = '';
  287.     } elseif ( username_exists( $sanitized_user_login ) ) {
  288.         $errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered, please choose another one.' ) );
  289.     }
  290.  
  291.     // Check the e-mail address
  292.     if ( $user_email == '' ) {
  293.         $errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your e-mail address.' ) );
  294.     } elseif ( ! is_email( $user_email ) ) {
  295.         $errors->add( 'invalid_email', __( '<strong>ERROR</strong>: The email address isn&#8217;t correct.' ) );
  296.         $user_email = '';
  297.     } elseif ( email_exists( $user_email ) ) {
  298.         $errors->add( 'email_exists', __( '<strong>ERROR</strong>: This email is already registered, please choose another one.' ) );
  299.     }
  300.  
  301.     do_action( 'register_post', $sanitized_user_login, $user_email, $errors );
  302.  
  303.     $errors = apply_filters( 'registration_errors', $errors, $sanitized_user_login, $user_email );
  304.  
  305.     if ( $errors->get_error_code() )
  306.         return $errors;
  307.  
  308.     $user_pass = wp_generate_password();
  309.     $user_id = wp_create_user( $sanitized_user_login, $user_pass, $user_email );
  310.     if ( ! $user_id ) {
  311.         $errors->add( 'registerfail', sprintf( __( '<strong>ERROR</strong>: Couldn&#8217;t register you... please contact the <a href="mailto:%s">webmaster</a> !' ), get_option( 'admin_email' ) ) );
  312.         return $errors;
  313.     }
  314.  
  315.     update_user_option( $user_id, 'default_password_nag', true, true ); //Set up the Password change nag.
  316.  
  317.     wp_new_user_notification( $user_id, $user_pass );
  318.  
  319.     return $user_id;
  320. }
  321.  
  322. //
  323. // Main
  324. //
  325.  
  326. $action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'login';
  327. $errors = new WP_Error();
  328.  
  329. if ( isset($_GET['key']) )
  330.     $action = 'resetpass';
  331.  
  332. // validate action so as to default to the login screen
  333. if ( !in_array($action, array('logout', 'lostpassword', 'retrievepassword', 'resetpass', 'rp', 'register', 'login'), true) && false === has_filter('login_form_' . $action) )
  334.     $action = 'login';
  335.  
  336. nocache_headers();
  337.  
  338. header('Content-Type: '.get_bloginfo('html_type').'; charset='.get_bloginfo('charset'));
  339.  
  340. if ( defined('RELOCATE') ) { // Move flag is set
  341.     if ( isset( $_SERVER['PATH_INFO'] ) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']) )
  342.         $_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
  343.  
  344.     $schema = is_ssl() ? 'https://' : 'http://';
  345.     if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl') )
  346.         update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
  347. }
  348.  
  349. //Set a cookie now to see if they are supported by the browser.
  350. setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN);
  351. if ( SITECOOKIEPATH != COOKIEPATH )
  352.     setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);
  353.  
  354. // allow plugins to override the default actions, and to add extra actions if they want
  355. do_action('login_form_' . $action);
  356.  
  357. $http_post = ('POST' == $_SERVER['REQUEST_METHOD']);
  358. switch ($action) {
  359.  
  360. case 'logout' :
  361.     check_admin_referer('log-out');
  362.     wp_logout();
  363.  
  364.     $redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?loggedout=true';
  365.     wp_safe_redirect( $redirect_to );
  366.     exit();
  367.  
  368. break;
  369.  
  370. case 'lostpassword' :
  371. case 'retrievepassword' :
  372.     if ( $http_post ) {
  373.         $errors = retrieve_password();
  374.         if ( !is_wp_error($errors) ) {
  375.             $redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?checkemail=confirm';
  376.             wp_safe_redirect( $redirect_to );
  377.             exit();
  378.         }
  379.     }
  380.  
  381.     if ( isset($_GET['error']) && 'invalidkey' == $_GET['error'] ) $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.'));
  382.     $redirect_to = apply_filters( 'lostpassword_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
  383.  
  384.     do_action('lost_password');
  385.     login_header(__('Lost Password'), '<p class="message">' . __('Please enter your username or e-mail address. You will receive a new password via e-mail.') . '</p>', $errors);
  386.  
  387.     $user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : '';
  388.  
  389. ?>
  390.  
  391. <form name="lostpasswordform" id="lostpasswordform" action="<?php echo site_url('wp-login.php?action=lostpassword', 'login_post') ?>" method="post">
  392.     <p>
  393.         <label><?php _e('Username or E-mail:') ?><br />
  394.         <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
  395.     </p>
  396. <?php do_action('lostpassword_form'); ?>
  397.     <input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
  398.     <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Get New Password'); ?>" tabindex="100" /></p>
  399. </form>
  400.  
  401. <p id="nav">
  402. <?php if (get_option('users_can_register')) : ?>
  403. <a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
  404. <a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a>
  405. <?php else : ?>
  406. <a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a>
  407. <?php endif; ?>
  408. </p>
  409.  
  410. </div>
  411.  
  412. <p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>
  413.  
  414. <script type="text/javascript">
  415. try{document.getElementById('user_login').focus();}catch(e){}
  416. if(typeof wpOnload=='function')wpOnload();
  417. </script>
  418. </body>
  419. </html>
  420. <?php
  421. break;
  422.  
  423. case 'resetpass' :
  424. case 'rp' :
  425.     $errors = reset_password($_GET['key'], $_GET['login']);
  426.  
  427.     if ( ! is_wp_error($errors) ) {
  428.         wp_redirect('wp-login.php?checkemail=newpass');
  429.         exit();
  430.     }
  431.  
  432.     wp_redirect('wp-login.php?action=lostpassword&error=invalidkey');
  433.     exit();
  434.  
  435. break;
  436.  
  437. case 'register' :
  438.     if ( is_multisite() ) {
  439.         // Multisite uses wp-signup.php
  440.         wp_redirect( apply_filters( 'wp_signup_location', get_bloginfo('wpurl') . '/wp-signup.php' ) );
  441.         exit;
  442.     }
  443.  
  444.     if ( !get_option('users_can_register') ) {
  445.         wp_redirect('wp-login.php?registration=disabled');
  446.         exit();
  447.     }
  448.  
  449.     $user_login = '';
  450.     $user_email = '';
  451.     if ( $http_post ) {
  452.         require_once( ABSPATH . WPINC . '/registration.php');
  453.  
  454.         $user_login = $_POST['user_login'];
  455.         $user_email = $_POST['user_email'];
  456.         $errors = register_new_user($user_login, $user_email);
  457.         if ( !is_wp_error($errors) ) {
  458.             $redirect_to = !empty( $_POST['redirect_to'] ) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';
  459.             wp_safe_redirect( $redirect_to );
  460.             exit();
  461.         }
  462.     }
  463.  
  464.     $redirect_to = apply_filters( 'registration_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
  465.     login_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>', $errors);
  466. ?>
  467.  
  468. <form name="registerform" id="registerform" action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" method="post">
  469.     <p>
  470.         <label><?php _e('Username') ?><br />
  471.         <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
  472.     </p>
  473.     <p>
  474.         <label><?php _e('E-mail') ?><br />
  475.         <input type="text" name="user_email" id="user_email" class="input" value="<?php echo esc_attr(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
  476.     </p>
  477. <?php do_action('register_form'); ?>
  478.     <p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
  479.     <br class="clear" />
  480.     <input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
  481.     <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Register'); ?>" tabindex="100" /></p>
  482. </form>
  483.  
  484. <p id="nav">
  485. <a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
  486. <a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
  487. </p>
  488.  
  489. </div>
  490.  
  491. <p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>
  492.  
  493. <script type="text/javascript">
  494. try{document.getElementById('user_login').focus();}catch(e){}
  495. if(typeof wpOnload=='function')wpOnload();
  496. </script>
  497. </body>
  498. </html>
  499. <?php
  500. break;
  501.  
  502. case 'login' :
  503. default:
  504.     $secure_cookie = '';
  505.     $interim_login = isset($_REQUEST['interim-login']);
  506.  
  507.     // If the user wants ssl but the session is not ssl, force a secure cookie.
  508.     if ( !empty($_POST['log']) && !force_ssl_admin() ) {
  509.         $user_name = sanitize_user($_POST['log']);
  510.         if ( $user = get_userdatabylogin($user_name) ) {
  511.             if ( get_user_option('use_ssl', $user->ID) ) {
  512.                 $secure_cookie = true;
  513.                 force_ssl_admin(true);
  514.             }
  515.         }
  516.     }
  517.  
  518.     if ( isset( $_REQUEST['redirect_to'] ) ) {
  519.         $redirect_to = $_REQUEST['redirect_to'];
  520.         // Redirect to https if user wants ssl
  521.         if ( $secure_cookie && false !== strpos($redirect_to, 'wp-admin') )
  522.             $redirect_to = preg_replace('|^http://|', 'https://', $redirect_to);
  523.     } else {
  524.         $redirect_to = admin_url();
  525.     }
  526.  
  527.     $reauth = empty($_REQUEST['reauth']) ? false : true;
  528.  
  529.     // If the user was redirected to a secure login form from a non-secure admin page, and secure login is required but secure admin is not, then don't use a secure
  530.     // cookie and redirect back to the referring non-secure admin page.  This allows logins to always be POSTed over SSL while allowing the user to choose visiting
  531.     // the admin via http or https.
  532.     if ( !$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ) )
  533.         $secure_cookie = false;
  534.  
  535.     $user = wp_signon('', $secure_cookie);
  536.  
  537.     $redirect_to = apply_filters('login_redirect', $redirect_to, isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '', $user);
  538.  
  539.     if ( !is_wp_error($user) && !$reauth ) {
  540.         if ( $interim_login ) {
  541.             $message = '<p class="message">' . __('You have logged in successfully.') . '</p>';
  542.             login_header( '', $message ); ?>
  543.             <script type="text/javascript">setTimeout( function(){window.close()}, 8000);</script>
  544.             <p class="alignright">
  545.             <input type="button" class="button-primary" value="<?php esc_attr_e('Close'); ?>" onclick="window.close()" /></p>
  546.             </div></body></html>
  547. <?php        exit;
  548.         }
  549.         // If the user can't edit posts, send them to their profile.
  550.         if ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' || $redirect_to == admin_url() ) )
  551.             $redirect_to = admin_url('profile.php');
  552.         wp_safe_redirect($redirect_to);
  553.         exit();
  554.     }
  555.  
  556.     $errors = $user;
  557.     // Clear errors if loggedout is set.
  558.     if ( !empty($_GET['loggedout']) || $reauth )
  559.         $errors = new WP_Error();
  560.  
  561.     // If cookies are disabled we can't log in even with a valid user+pass
  562.     if ( isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]) )
  563.         $errors->add('test_cookie', __("<strong>ERROR</strong>: Cookies are blocked or not supported by your browser. You must <a href='http://www.google.com/cookies.html'>enable cookies</a> to use WordPress."));
  564.  
  565.     // Some parts of this script use the main login form to display a message
  566.     if        ( isset($_GET['loggedout']) && TRUE == $_GET['loggedout'] )
  567.         $errors->add('loggedout', __('You are now logged out.'), 'message');
  568.     elseif    ( isset($_GET['registration']) && 'disabled' == $_GET['registration'] )
  569.         $errors->add('registerdisabled', __('User registration is currently not allowed.'));
  570.     elseif    ( isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'] )
  571.         $errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message');
  572.     elseif    ( isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'] )
  573.         $errors->add('newpass', __('Check your e-mail for your new password.'), 'message');
  574.     elseif    ( isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'] )
  575.         $errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message');
  576.     elseif    ( $interim_login )
  577.         $errors->add('expired', __('Your session has expired. Please log-in again.'), 'message');
  578.  
  579.     // Clear any stale cookies.
  580.     if ( $reauth )
  581.         wp_clear_auth_cookie();
  582.  
  583.     login_header(__('Log In'), '', $errors);
  584.  
  585.     if ( isset($_POST['log']) )
  586.         $user_login = ( 'incorrect_password' == $errors->get_error_code() || 'empty_password' == $errors->get_error_code() ) ? esc_attr(stripslashes($_POST['log'])) : '';
  587.     $rememberme = ! empty( $_POST['rememberme'] );
  588. ?>
  589.  
  590. <form name="loginform" id="loginform" action="<?php echo site_url('wp-login.php', 'login_post') ?>" method="post">
  591.     <p>
  592.         <label><?php _e('Username') ?><br />
  593.         <input type="text" name="log" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
  594.     </p>
  595.     <p>
  596.         <label><?php _e('Password') ?><br />
  597.         <input type="password" name="pwd" id="user_pass" class="input" value="" size="20" tabindex="20" /></label>
  598.     </p>
  599. <?php do_action('login_form'); ?>
  600.     <p class="forgetmenot"><label><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="90"<?php checked( $rememberme ); ?> /> <?php esc_attr_e('Remember Me'); ?></label></p>
  601.     <p class="submit">
  602.         <input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Log In'); ?>" tabindex="100" />
  603. <?php    if ( $interim_login ) { ?>
  604.         <input type="hidden" name="interim-login" value="1" />
  605. <?php    } else { ?>
  606.         <input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
  607. <?php     } ?>
  608.         <input type="hidden" name="testcookie" value="1" />
  609.     </p>
  610. </form>
  611.  
  612. <?php if ( !$interim_login ) { ?>
  613. <p id="nav">
  614. <?php if ( isset($_GET['checkemail']) && in_array( $_GET['checkemail'], array('confirm', 'newpass') ) ) : ?>
  615. <?php elseif ( get_option('users_can_register') ) : ?>
  616. <a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a> |
  617. <a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
  618. <?php else : ?>
  619. <a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
  620. <?php endif; ?>
  621. </p>
  622. </div>
  623. <p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>
  624. <?php } else { ?>
  625. </div>
  626. <?php } ?>
  627.  
  628. <script type="text/javascript">
  629. function wp_attempt_focus(){
  630. setTimeout( function(){ try{
  631. <?php if ( $user_login || $interim_login ) { ?>
  632. d = document.getElementById('user_pass');
  633. <?php } else { ?>
  634. d = document.getElementById('user_login');
  635. <?php } ?>
  636. d.value = '';
  637. d.focus();
  638. } catch(e){}
  639. }, 200);
  640. }
  641.  
  642. <?php if ( !$error ) { ?>
  643. wp_attempt_focus();
  644. <?php } ?>
  645. if(typeof wpOnload=='function')wpOnload();
  646. </script>
  647. </body>
  648. </html>
  649. <?php
  650.  
  651. break;
  652. } // end action switch
  653. ?>
  654.  

Plain Code

<?php

/**
 * WordPress User Page
 *
 * Handles authentication, registering, resetting passwords, forgot password,
 * and other user handling.
 *
 * @package WordPress
 */

/** Make sure that the WordPress bootstrap has run before continuing. */
require( dirname(__FILE__) . '/wp-load.php' );

// Redirect to https login if forced to use SSL
if ( force_ssl_admin() && !is_ssl() ) {
    if ( 0 === strpos($_SERVER['REQUEST_URI'], 'http') ) {
        wp_redirect(preg_replace('|^http://|', 'https://', $_SERVER['REQUEST_URI']));
        exit();
    } else {
        wp_redirect('https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
        exit();
    }
}

/**
 * Outputs the header for the login page.
 *
 * @uses do_action() Calls the 'login_head' for outputting HTML in the Log In
 *        header.
 * @uses apply_filters() Calls 'login_headerurl' for the top login link.
 * @uses apply_filters() Calls 'login_headertitle' for the top login title.
 * @uses apply_filters() Calls 'login_message' on the message to display in the
 *        header.
 * @uses $error The error global, which is checked for displaying errors.
 *
 * @param string $title Optional. WordPress Log In Page title to display in
 *        <title/> element.
 * @param string $message Optional. Message to display in header.
 * @param WP_Error $wp_error Optional. WordPress Error Object
 */
function login_header($title = 'Log In', $message = '', $wp_error = '') {
    global $error, $is_iphone, $interim_login, $current_site;

    // Don't index any of these forms
    add_filter( 'pre_option_blog_public', '__return_zero' );
    add_action( 'login_head', 'noindex' );

    if ( empty($wp_error) )
        $wp_error = new WP_Error();

    // Shake it!
    $shake_error_codes = array( 'empty_password', 'empty_email', 'invalid_email', 'invalidcombo', 'empty_username', 'invalid_username', 'incorrect_password' );
    $shake_error_codes = apply_filters( 'shake_error_codes', $shake_error_codes );

    if ( $shake_error_codes && $wp_error->get_error_code() && in_array( $wp_error->get_error_code(), $shake_error_codes ) )
        add_action( 'login_head', 'wp_shake_js', 12 );

    ?>
<!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" <?php language_attributes(); ?>>
<head>
    <title><?php bloginfo('name'); ?> &rsaquo; <?php echo $title; ?></title>
    <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
<?php
    wp_admin_css( 'login', true );
    wp_admin_css( 'colors-fresh', true );

    if ( $is_iphone ) { ?>
    <meta name="viewport" content="width=320; initial-scale=0.9; maximum-scale=1.0; user-scalable=0;" />
    <style type="text/css" media="screen">
    form { margin-left: 0px; }
    #login { margin-top: 20px; }
    </style>
<?php
    } elseif ( isset($interim_login) && $interim_login ) { ?>
    <style type="text/css" media="all">
    .login #login { margin: 20px auto; }
    </style>
<?php
    }

    do_action('login_head'); ?>
</head>
<body class="login">
<?php   if ( !is_multisite() ) { ?>
<div id="login"><h1><a href="<?php echo apply_filters('login_headerurl', 'http://wordpress.org/'); ?>" title="<?php echo apply_filters('login_headertitle', __('Powered by WordPress')); ?>"><?php bloginfo('name'); ?></a></h1>
<?php   } else { ?>
<div id="login"><h1><a href="<?php echo apply_filters('login_headerurl', network_home_url() ); ?>" title="<?php echo apply_filters('login_headertitle', $current_site->site_name ); ?>"><span class="hide"><?php bloginfo('name'); ?></span></a></h1>
<?php   }

    $message = apply_filters('login_message', $message);
    if ( !empty( $message ) ) echo $message . "\n";

    // Incase a plugin uses $error rather than the $errors object
    if ( !empty( $error ) ) {
        $wp_error->add('error', $error);
        unset($error);
    }

    if ( $wp_error->get_error_code() ) {
        $errors = '';
        $messages = '';
        foreach ( $wp_error->get_error_codes() as $code ) {
            $severity = $wp_error->get_error_data($code);
            foreach ( $wp_error->get_error_messages($code) as $error ) {
                if ( 'message' == $severity )
                    $messages .= '    ' . $error . "<br />\n";
                else
                    $errors .= '    ' . $error . "<br />\n";
            }
        }
        if ( !empty($errors) )
            echo '<div id="login_error">' . apply_filters('login_errors', $errors) . "</div>\n";
        if ( !empty($messages) )
            echo '<p class="message">' . apply_filters('login_messages', $messages) . "</p>\n";
    }
} // End of login_header()
function wp_shake_js() {
    global $is_iphone;
    if ( $is_iphone )
        return;
?>
<script type="text/javascript">
addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
function s(id,pos){g(id).left=pos+'px';}
function g(id){return document.getElementById(id).style;}
function shake(id,a,d){c=a.shift();s(id,c);if(a.length>0){setTimeout(function(){shake(id,a,d);},d);}else{try{g(id).position='static';wp_attempt_focus();}catch(e){}}}
addLoadEvent(function(){ var p=new Array(15,30,15,0,-15,-30,-15,0);p=p.concat(p.concat(p));var i=document.forms[0].id;g(i).position='relative';shake(i,p,20);});
</script>
<?php
}

/**
 * Handles sending password retrieval email to user.
 *
 * @uses $wpdb WordPress Database object
 *
 * @return bool|WP_Error True: when finish. WP_Error on error
 */
function retrieve_password() {
    global $wpdb, $current_site;

    $errors = new WP_Error();

    if ( empty( $_POST['user_login'] ) && empty( $_POST['user_email'] ) )
        $errors->add('empty_username', __('<strong>ERROR</strong>: Enter a username or e-mail address.'));

    if ( strpos($_POST['user_login'], '@') ) {
        $user_data = get_user_by_email(trim($_POST['user_login']));
        if ( empty($user_data) )
            $errors->add('invalid_email', __('<strong>ERROR</strong>: There is no user registered with that email address.'));
    } else {
        $login = trim($_POST['user_login']);
        $user_data = get_userdatabylogin($login);
    }

    do_action('lostpassword_post');

    if ( $errors->get_error_code() )
        return $errors;

    if ( !$user_data ) {
        $errors->add('invalidcombo', __('<strong>ERROR</strong>: Invalid username or e-mail.'));
        return $errors;
    }

    // redefining user_login ensures we return the right case in the email
    $user_login = $user_data->user_login;
    $user_email = $user_data->user_email;

    do_action('retreive_password', $user_login);  // Misspelled and deprecated
    do_action('retrieve_password', $user_login);

    $allow = apply_filters('allow_password_reset', true, $user_data->ID);

    if ( ! $allow )
        return new WP_Error('no_password_reset', __('Password reset is not allowed for this user'));
    else if ( is_wp_error($allow) )
        return $allow;

    $key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
    if ( empty($key) ) {
        // Generate something random for a key...
        $key = wp_generate_password(20, false);
        do_action('retrieve_password_key', $user_login, $key);
        // Now insert the new md5 key into the db
        $wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));
    }
    $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n";
    $message .= network_site_url() . "\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";
    $message .= network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user_login), 'login') . "\r\n";

    if ( is_multisite() )
        $blogname = $GLOBALS['current_site']->site_name;
    else
        // The blogname option is escaped with esc_html on the way into the database in sanitize_option
        // we want to reverse this for the plain text arena of emails.
        $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);

    $title = sprintf( __('[%s] Password Reset'), $blogname );

    $title = apply_filters('retrieve_password_title', $title);
    $message = apply_filters('retrieve_password_message', $message, $key);

    if ( $message && !wp_mail($user_email, $title, $message) )
        wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') );

    return true;
}

/**
 * Handles resetting the user's password.
 *
 * @uses $wpdb WordPress Database object
 *
 * @param string $key Hash to validate sending user's password
 * @return bool|WP_Error
 */
function reset_password($key, $login) {
    global $wpdb;

    $key = preg_replace('/[^a-z0-9]/i', '', $key);

    if ( empty( $key ) || !is_string( $key ) )
        return new WP_Error('invalid_key', __('Invalid key'));

    if ( empty($login) || !is_string($login) )
        return new WP_Error('invalid_key', __('Invalid key'));

    $user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $key, $login));
    if ( empty( $user ) )
        return new WP_Error('invalid_key', __('Invalid key'));

    // Generate something random for a password...
    $new_pass = wp_generate_password();

    do_action('password_reset', $user, $new_pass);

    wp_set_password($new_pass, $user->ID);
    update_user_option($user->ID, 'default_password_nag', true, true); //Set up the Password change nag.
    $message  = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
    $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n";
    $message .= site_url('wp-login.php', 'login') . "\r\n";

    if ( is_multisite() )
        $blogname = $GLOBALS['current_site']->site_name;
    else
        // The blogname option is escaped with esc_html on the way into the database in sanitize_option
        // we want to reverse this for the plain text arena of emails.
        $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);

    $title = sprintf( __('[%s] Your new password'), $blogname );

    $title = apply_filters('password_reset_title', $title);
    $message = apply_filters('password_reset_message', $message, $new_pass);

    if ( $message && !wp_mail($user->user_email, $title, $message) )
          wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') );

    wp_password_change_notification($user);

    return true;
}

/**
 * Handles registering a new user.
 *
 * @param string $user_login User's username for logging in
 * @param string $user_email User's email address to send password and add
 * @return int|WP_Error Either user's ID or error on failure.
 */
function register_new_user( $user_login, $user_email ) {
    $errors = new WP_Error();

    $sanitized_user_login = sanitize_user( $user_login );
    $user_email = apply_filters( 'user_registration_email', $user_email );

    // Check the username
    if ( $sanitized_user_login == '' ) {
        $errors->add( 'empty_username', __( '<strong>ERROR</strong>: Please enter a username.' ) );
    } elseif ( ! validate_username( $user_login ) ) {
        $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
        $sanitized_user_login = '';
    } elseif ( username_exists( $sanitized_user_login ) ) {
        $errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered, please choose another one.' ) );
    }

    // Check the e-mail address
    if ( $user_email == '' ) {
        $errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your e-mail address.' ) );
    } elseif ( ! is_email( $user_email ) ) {
        $errors->add( 'invalid_email', __( '<strong>ERROR</strong>: The email address isn&#8217;t correct.' ) );
        $user_email = '';
    } elseif ( email_exists( $user_email ) ) {
        $errors->add( 'email_exists', __( '<strong>ERROR</strong>: This email is already registered, please choose another one.' ) );
    }

    do_action( 'register_post', $sanitized_user_login, $user_email, $errors );

    $errors = apply_filters( 'registration_errors', $errors, $sanitized_user_login, $user_email );

    if ( $errors->get_error_code() )
        return $errors;

    $user_pass = wp_generate_password();
    $user_id = wp_create_user( $sanitized_user_login, $user_pass, $user_email );
    if ( ! $user_id ) {
        $errors->add( 'registerfail', sprintf( __( '<strong>ERROR</strong>: Couldn&#8217;t register you... please contact the <a href="mailto:%s">webmaster</a> !' ), get_option( 'admin_email' ) ) );
        return $errors;
    }

    update_user_option( $user_id, 'default_password_nag', true, true ); //Set up the Password change nag.

    wp_new_user_notification( $user_id, $user_pass );

    return $user_id;
}

//
// Main
//

$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'login';
$errors = new WP_Error();

if ( isset($_GET['key']) )
    $action = 'resetpass';

// validate action so as to default to the login screen
if ( !in_array($action, array('logout', 'lostpassword', 'retrievepassword', 'resetpass', 'rp', 'register', 'login'), true) && false === has_filter('login_form_' . $action) )
    $action = 'login';

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'] );

    $schema = is_ssl() ? 'https://' : 'http://';
    if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl') )
        update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
}

//Set a cookie now to see if they are supported by the browser.
setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN);
if ( SITECOOKIEPATH != COOKIEPATH )
    setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);

// allow plugins to override the default actions, and to add extra actions if they want
do_action('login_form_' . $action);

$http_post = ('POST' == $_SERVER['REQUEST_METHOD']);
switch ($action) {

case 'logout' :
    check_admin_referer('log-out');
    wp_logout();

    $redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?loggedout=true';
    wp_safe_redirect( $redirect_to );
    exit();

break;

case 'lostpassword' :
case 'retrievepassword' :
    if ( $http_post ) {
        $errors = retrieve_password();
        if ( !is_wp_error($errors) ) {
            $redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?checkemail=confirm';
            wp_safe_redirect( $redirect_to );
            exit();
        }
    }

    if ( isset($_GET['error']) && 'invalidkey' == $_GET['error'] ) $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.'));
    $redirect_to = apply_filters( 'lostpassword_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );

    do_action('lost_password');
    login_header(__('Lost Password'), '<p class="message">' . __('Please enter your username or e-mail address. You will receive a new password via e-mail.') . '</p>', $errors);

    $user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : '';

?>

<form name="lostpasswordform" id="lostpasswordform" action="<?php echo site_url('wp-login.php?action=lostpassword', 'login_post') ?>" method="post">
    <p>
        <label><?php _e('Username or E-mail:') ?><br />
        <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
    </p>
<?php do_action('lostpassword_form'); ?>
    <input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
    <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Get New Password'); ?>" tabindex="100" /></p>
</form>

<p id="nav">
<?php if (get_option('users_can_register')) : ?>
<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
<a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a>
<?php else : ?>
<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a>
<?php endif; ?>
</p>

</div>

<p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>

<script type="text/javascript">
try{document.getElementById('user_login').focus();}catch(e){}
if(typeof wpOnload=='function')wpOnload();
</script>
</body>
</html>
<?php
break;

case 'resetpass' :
case 'rp' :
    $errors = reset_password($_GET['key'], $_GET['login']);

    if ( ! is_wp_error($errors) ) {
        wp_redirect('wp-login.php?checkemail=newpass');
        exit();
    }

    wp_redirect('wp-login.php?action=lostpassword&error=invalidkey');
    exit();

break;

case 'register' :
    if ( is_multisite() ) {
        // Multisite uses wp-signup.php
        wp_redirect( apply_filters( 'wp_signup_location', get_bloginfo('wpurl') . '/wp-signup.php' ) );
        exit;
    }

    if ( !get_option('users_can_register') ) {
        wp_redirect('wp-login.php?registration=disabled');
        exit();
    }

    $user_login = '';
    $user_email = '';
    if ( $http_post ) {
        require_once( ABSPATH . WPINC . '/registration.php');

        $user_login = $_POST['user_login'];
        $user_email = $_POST['user_email'];
        $errors = register_new_user($user_login, $user_email);
        if ( !is_wp_error($errors) ) {
            $redirect_to = !empty( $_POST['redirect_to'] ) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';
            wp_safe_redirect( $redirect_to );
            exit();
        }
    }

    $redirect_to = apply_filters( 'registration_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
    login_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>', $errors);
?>

<form name="registerform" id="registerform" action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" method="post">
    <p>
        <label><?php _e('Username') ?><br />
        <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
    </p>
    <p>
        <label><?php _e('E-mail') ?><br />
        <input type="text" name="user_email" id="user_email" class="input" value="<?php echo esc_attr(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
    </p>
<?php do_action('register_form'); ?>
    <p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
    <br class="clear" />
    <input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
    <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Register'); ?>" tabindex="100" /></p>
</form>

<p id="nav">
<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
<a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
</p>

</div>

<p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>

<script type="text/javascript">
try{document.getElementById('user_login').focus();}catch(e){}
if(typeof wpOnload=='function')wpOnload();
</script>
</body>
</html>
<?php
break;

case 'login' :
default:
    $secure_cookie = '';
    $interim_login = isset($_REQUEST['interim-login']);

    // If the user wants ssl but the session is not ssl, force a secure cookie.
    if ( !empty($_POST['log']) && !force_ssl_admin() ) {
        $user_name = sanitize_user($_POST['log']);
        if ( $user = get_userdatabylogin($user_name) ) {
            if ( get_user_option('use_ssl', $user->ID) ) {
                $secure_cookie = true;
                force_ssl_admin(true);
            }
        }
    }

    if ( isset( $_REQUEST['redirect_to'] ) ) {
        $redirect_to = $_REQUEST['redirect_to'];
        // Redirect to https if user wants ssl
        if ( $secure_cookie && false !== strpos($redirect_to, 'wp-admin') )
            $redirect_to = preg_replace('|^http://|', 'https://', $redirect_to);
    } else {
        $redirect_to = admin_url();
    }

    $reauth = empty($_REQUEST['reauth']) ? false : true;

    // If the user was redirected to a secure login form from a non-secure admin page, and secure login is required but secure admin is not, then don't use a secure
    // cookie and redirect back to the referring non-secure admin page.  This allows logins to always be POSTed over SSL while allowing the user to choose visiting
    // the admin via http or https.
    if ( !$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ) )
        $secure_cookie = false;

    $user = wp_signon('', $secure_cookie);

    $redirect_to = apply_filters('login_redirect', $redirect_to, isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '', $user);

    if ( !is_wp_error($user) && !$reauth ) {
        if ( $interim_login ) {
            $message = '<p class="message">' . __('You have logged in successfully.') . '</p>';
            login_header( '', $message ); ?>
            <script type="text/javascript">setTimeout( function(){window.close()}, 8000);</script>
            <p class="alignright">
            <input type="button" class="button-primary" value="<?php esc_attr_e('Close'); ?>" onclick="window.close()" /></p>
            </div></body></html>
<?php        exit;
        }
        // If the user can't edit posts, send them to their profile.
        if ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' || $redirect_to == admin_url() ) )
            $redirect_to = admin_url('profile.php');
        wp_safe_redirect($redirect_to);
        exit();
    }

    $errors = $user;
    // Clear errors if loggedout is set.
    if ( !empty($_GET['loggedout']) || $reauth )
        $errors = new WP_Error();

    // If cookies are disabled we can't log in even with a valid user+pass
    if ( isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]) )
        $errors->add('test_cookie', __("<strong>ERROR</strong>: Cookies are blocked or not supported by your browser. You must <a href='http://www.google.com/cookies.html'>enable cookies</a> to use WordPress."));

    // Some parts of this script use the main login form to display a message
    if        ( isset($_GET['loggedout']) && TRUE == $_GET['loggedout'] )
        $errors->add('loggedout', __('You are now logged out.'), 'message');
    elseif    ( isset($_GET['registration']) && 'disabled' == $_GET['registration'] )
        $errors->add('registerdisabled', __('User registration is currently not allowed.'));
    elseif    ( isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'] )
        $errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message');
    elseif    ( isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'] )
        $errors->add('newpass', __('Check your e-mail for your new password.'), 'message');
    elseif    ( isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'] )
        $errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message');
    elseif    ( $interim_login )
        $errors->add('expired', __('Your session has expired. Please log-in again.'), 'message');

    // Clear any stale cookies.
    if ( $reauth )
        wp_clear_auth_cookie();

    login_header(__('Log In'), '', $errors);

    if ( isset($_POST['log']) )
        $user_login = ( 'incorrect_password' == $errors->get_error_code() || 'empty_password' == $errors->get_error_code() ) ? esc_attr(stripslashes($_POST['log'])) : '';
    $rememberme = ! empty( $_POST['rememberme'] );
?>

<form name="loginform" id="loginform" action="<?php echo site_url('wp-login.php', 'login_post') ?>" method="post">
    <p>
        <label><?php _e('Username') ?><br />
        <input type="text" name="log" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
    </p>
    <p>
        <label><?php _e('Password') ?><br />
        <input type="password" name="pwd" id="user_pass" class="input" value="" size="20" tabindex="20" /></label>
    </p>
<?php do_action('login_form'); ?>
    <p class="forgetmenot"><label><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="90"<?php checked( $rememberme ); ?> /> <?php esc_attr_e('Remember Me'); ?></label></p>
    <p class="submit">
        <input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Log In'); ?>" tabindex="100" />
<?php    if ( $interim_login ) { ?>
        <input type="hidden" name="interim-login" value="1" />
<?php    } else { ?>
        <input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
<?php     } ?>
        <input type="hidden" name="testcookie" value="1" />
    </p>
</form>

<?php if ( !$interim_login ) { ?>
<p id="nav">
<?php if ( isset($_GET['checkemail']) && in_array( $_GET['checkemail'], array('confirm', 'newpass') ) ) : ?>
<?php elseif ( get_option('users_can_register') ) : ?>
<a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a> |
<a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
<?php else : ?>
<a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
<?php endif; ?>
</p>
</div>
<p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>
<?php } else { ?>
</div>
<?php } ?>

<script type="text/javascript">
function wp_attempt_focus(){
setTimeout( function(){ try{
<?php if ( $user_login || $interim_login ) { ?>
d = document.getElementById('user_pass');
<?php } else { ?>
d = document.getElementById('user_login');
<?php } ?>
d.value = '';
d.focus();
} catch(e){}
}, 200);
}

<?php if ( !$error ) { ?>
wp_attempt_focus();
<?php } ?>
if(typeof wpOnload=='function')wpOnload();
</script>
</body>
</html>
<?php

break;
} // end action switch
?>

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