source: trunk/blogs/wp-login.php @ 1941

Revision 1941, 27.0 KB checked in by Xiping.Wang, 4 months ago (diff)

[trunk] update wordpress to 3.3.1
Line 
1<?php
2/**
3 * WordPress User Page
4 *
5 * Handles authentication, registering, resetting passwords, forgot password,
6 * and other user handling.
7 *
8 * @package WordPress
9 */
10
11/** Make sure that the WordPress bootstrap has run before continuing. */
12require( dirname(__FILE__) . '/wp-load.php' );
13
14// Redirect to https login if forced to use SSL
15if ( force_ssl_admin() && !is_ssl() ) {
16        if ( 0 === strpos($_SERVER['REQUEST_URI'], 'http') ) {
17                wp_redirect(preg_replace('|^http://|', 'https://', $_SERVER['REQUEST_URI']));
18                exit();
19        } else {
20                wp_redirect('https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
21                exit();
22        }
23}
24
25/**
26 * Outputs the header for the login page.
27 *
28 * @uses do_action() Calls the 'login_head' for outputting HTML in the Log In
29 *              header.
30 * @uses apply_filters() Calls 'login_headerurl' for the top login link.
31 * @uses apply_filters() Calls 'login_headertitle' for the top login title.
32 * @uses apply_filters() Calls 'login_message' on the message to display in the
33 *              header.
34 * @uses $error The error global, which is checked for displaying errors.
35 *
36 * @param string $title Optional. WordPress Log In Page title to display in
37 *              <title/> element.
38 * @param string $message Optional. Message to display in header.
39 * @param WP_Error $wp_error Optional. WordPress Error Object
40 */
41function login_header($title = 'Log In', $message = '', $wp_error = '') {
42        global $error, $is_iphone, $interim_login, $current_site;
43
44        // Don't index any of these forms
45        add_action( 'login_head', 'wp_no_robots' );
46
47        if ( empty($wp_error) )
48                $wp_error = new WP_Error();
49
50        // Shake it!
51        $shake_error_codes = array( 'empty_password', 'empty_email', 'invalid_email', 'invalidcombo', 'empty_username', 'invalid_username', 'incorrect_password' );
52        $shake_error_codes = apply_filters( 'shake_error_codes', $shake_error_codes );
53
54        if ( $shake_error_codes && $wp_error->get_error_code() && in_array( $wp_error->get_error_code(), $shake_error_codes ) )
55                add_action( 'login_head', 'wp_shake_js', 12 );
56
57        ?>
58<!DOCTYPE html>
59<html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
60<head>
61        <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
62        <title><?php bloginfo('name'); ?> &rsaquo; <?php echo $title; ?></title>
63<?php
64        wp_admin_css( 'wp-admin', true );
65        wp_admin_css( 'colors-fresh', true );
66
67        if ( $is_iphone ) { ?>
68        <meta name="viewport" content="width=320; initial-scale=0.9; maximum-scale=1.0; user-scalable=0;" />
69        <style type="text/css" media="screen">
70        .login form, .login .message, #login_error { margin-left: 0px; }
71        .login #nav, .login #backtoblog { margin-left: 8px; }
72        .login h1 a { width: auto; }
73        #login { padding: 20px 0; }
74        </style>
75<?php
76        }
77
78        do_action( 'login_enqueue_scripts' );
79        do_action( 'login_head' ); ?>
80</head>
81<body class="login">
82<?php   if ( !is_multisite() ) { ?>
83<div id="login"><h1><a href="<?php echo esc_url( apply_filters('login_headerurl', 'http://wordpress.org/') ); ?>" title="<?php echo esc_attr( apply_filters('login_headertitle', __( 'Powered by WordPress' ) ) ); ?>"><?php bloginfo('name'); ?></a></h1>
84<?php   } else { ?>
85<div id="login"><h1><a href="<?php echo esc_url( apply_filters('login_headerurl', network_home_url() ) ); ?>" title="<?php echo esc_attr( apply_filters('login_headertitle', $current_site->site_name ) ); ?>"><span class="hide"><?php bloginfo('name'); ?></span></a></h1>
86<?php   }
87
88        $message = apply_filters('login_message', $message);
89        if ( !empty( $message ) ) echo $message . "\n";
90
91        // In case a plugin uses $error rather than the $wp_errors object
92        if ( !empty( $error ) ) {
93                $wp_error->add('error', $error);
94                unset($error);
95        }
96
97        if ( $wp_error->get_error_code() ) {
98                $errors = '';
99                $messages = '';
100                foreach ( $wp_error->get_error_codes() as $code ) {
101                        $severity = $wp_error->get_error_data($code);
102                        foreach ( $wp_error->get_error_messages($code) as $error ) {
103                                if ( 'message' == $severity )
104                                        $messages .= '  ' . $error . "<br />\n";
105                                else
106                                        $errors .= '    ' . $error . "<br />\n";
107                        }
108                }
109                if ( !empty($errors) )
110                        echo '<div id="login_error">' . apply_filters('login_errors', $errors) . "</div>\n";
111                if ( !empty($messages) )
112                        echo '<p class="message">' . apply_filters('login_messages', $messages) . "</p>\n";
113        }
114} // End of login_header()
115
116/**
117 * Outputs the footer for the login page.
118 *
119 * @param string $input_id Which input to auto-focus
120 */
121function login_footer($input_id = '') {
122        ?>
123        <p id="backtoblog"><a href="<?php echo esc_url( home_url( '/' ) ); ?>" title="<?php esc_attr_e( 'Are you lost?' ); ?>"><?php printf( __( '&larr; Back to %s' ), get_bloginfo( 'title', 'display' ) ); ?></a></p>
124        </div>
125
126<?php if ( !empty($input_id) ) : ?>
127<script type="text/javascript">
128try{document.getElementById('<?php echo $input_id; ?>').focus();}catch(e){}
129if(typeof wpOnload=='function')wpOnload();
130</script>
131<?php endif; ?>
132
133<?php do_action('login_footer'); ?>
134<div class="clear"></div>
135</body>
136</html>
137<?php
138}
139
140function wp_shake_js() {
141        global $is_iphone;
142        if ( $is_iphone )
143                return;
144?>
145<script type="text/javascript">
146addLoadEvent = 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();}}};
147function s(id,pos){g(id).left=pos+'px';}
148function g(id){return document.getElementById(id).style;}
149function 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){}}}
150addLoadEvent(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);});
151</script>
152<?php
153}
154
155/**
156 * Handles sending password retrieval email to user.
157 *
158 * @uses $wpdb WordPress Database object
159 *
160 * @return bool|WP_Error True: when finish. WP_Error on error
161 */
162function retrieve_password() {
163        global $wpdb, $current_site;
164
165        $errors = new WP_Error();
166
167        if ( empty( $_POST['user_login'] ) ) {
168                $errors->add('empty_username', __('<strong>ERROR</strong>: Enter a username or e-mail address.'));
169        } else if ( strpos( $_POST['user_login'], '@' ) ) {
170                $user_data = get_user_by( 'email', trim( $_POST['user_login'] ) );
171                if ( empty( $user_data ) )
172                        $errors->add('invalid_email', __('<strong>ERROR</strong>: There is no user registered with that email address.'));
173        } else {
174                $login = trim($_POST['user_login']);
175                $user_data = get_user_by('login', $login);
176        }
177
178        do_action('lostpassword_post');
179
180        if ( $errors->get_error_code() )
181                return $errors;
182
183        if ( !$user_data ) {
184                $errors->add('invalidcombo', __('<strong>ERROR</strong>: Invalid username or e-mail.'));
185                return $errors;
186        }
187
188        // redefining user_login ensures we return the right case in the email
189        $user_login = $user_data->user_login;
190        $user_email = $user_data->user_email;
191
192        do_action('retreive_password', $user_login);  // Misspelled and deprecated
193        do_action('retrieve_password', $user_login);
194
195        $allow = apply_filters('allow_password_reset', true, $user_data->ID);
196
197        if ( ! $allow )
198                return new WP_Error('no_password_reset', __('Password reset is not allowed for this user'));
199        else if ( is_wp_error($allow) )
200                return $allow;
201
202        $key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
203        if ( empty($key) ) {
204                // Generate something random for a key...
205                $key = wp_generate_password(20, false);
206                do_action('retrieve_password_key', $user_login, $key);
207                // Now insert the new md5 key into the db
208                $wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));
209        }
210        $message = __('Someone requested that the password be reset for the following account:') . "\r\n\r\n";
211        $message .= network_site_url() . "\r\n\r\n";
212        $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
213        $message .= __('If this was a mistake, just ignore this email and nothing will happen.') . "\r\n\r\n";
214        $message .= __('To reset your password, visit the following address:') . "\r\n\r\n";
215        $message .= '<' . network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user_login), 'login') . ">\r\n";
216
217        if ( is_multisite() )
218                $blogname = $GLOBALS['current_site']->site_name;
219        else
220                // The blogname option is escaped with esc_html on the way into the database in sanitize_option
221                // we want to reverse this for the plain text arena of emails.
222                $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
223
224        $title = sprintf( __('[%s] Password Reset'), $blogname );
225
226        $title = apply_filters('retrieve_password_title', $title);
227        $message = apply_filters('retrieve_password_message', $message, $key);
228
229        if ( $message && !wp_mail($user_email, $title, $message) )
230                wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') );
231
232        return true;
233}
234
235/**
236 * Retrieves a user row based on password reset key and login
237 *
238 * @uses $wpdb WordPress Database object
239 *
240 * @param string $key Hash to validate sending user's password
241 * @param string $login The user login
242 *
243 * @return object|WP_Error
244 */
245function check_password_reset_key($key, $login) {
246        global $wpdb;
247
248        $key = preg_replace('/[^a-z0-9]/i', '', $key);
249
250        if ( empty( $key ) || !is_string( $key ) )
251                return new WP_Error('invalid_key', __('Invalid key'));
252
253        if ( empty($login) || !is_string($login) )
254                return new WP_Error('invalid_key', __('Invalid key'));
255
256        $user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $key, $login));
257
258        if ( empty( $user ) )
259                return new WP_Error('invalid_key', __('Invalid key'));
260
261        return $user;
262}
263
264/**
265 * Handles resetting the user's password.
266 *
267 * @uses $wpdb WordPress Database object
268 *
269 * @param string $key Hash to validate sending user's password
270 */
271function reset_password($user, $new_pass) {
272        do_action('password_reset', $user, $new_pass);
273
274        wp_set_password($new_pass, $user->ID);
275
276        wp_password_change_notification($user);
277}
278
279/**
280 * Handles registering a new user.
281 *
282 * @param string $user_login User's username for logging in
283 * @param string $user_email User's email address to send password and add
284 * @return int|WP_Error Either user's ID or error on failure.
285 */
286function register_new_user( $user_login, $user_email ) {
287        $errors = new WP_Error();
288
289        $sanitized_user_login = sanitize_user( $user_login );
290        $user_email = apply_filters( 'user_registration_email', $user_email );
291
292        // Check the username
293        if ( $sanitized_user_login == '' ) {
294                $errors->add( 'empty_username', __( '<strong>ERROR</strong>: Please enter a username.' ) );
295        } elseif ( ! validate_username( $user_login ) ) {
296                $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
297                $sanitized_user_login = '';
298        } elseif ( username_exists( $sanitized_user_login ) ) {
299                $errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered, please choose another one.' ) );
300        }
301
302        // Check the e-mail address
303        if ( $user_email == '' ) {
304                $errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your e-mail address.' ) );
305        } elseif ( ! is_email( $user_email ) ) {
306                $errors->add( 'invalid_email', __( '<strong>ERROR</strong>: The email address isn&#8217;t correct.' ) );
307                $user_email = '';
308        } elseif ( email_exists( $user_email ) ) {
309                $errors->add( 'email_exists', __( '<strong>ERROR</strong>: This email is already registered, please choose another one.' ) );
310        }
311
312        do_action( 'register_post', $sanitized_user_login, $user_email, $errors );
313
314        $errors = apply_filters( 'registration_errors', $errors, $sanitized_user_login, $user_email );
315
316        if ( $errors->get_error_code() )
317                return $errors;
318
319        $user_pass = wp_generate_password( 12, false);
320        $user_id = wp_create_user( $sanitized_user_login, $user_pass, $user_email );
321        if ( ! $user_id ) {
322                $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' ) ) );
323                return $errors;
324        }
325
326        update_user_option( $user_id, 'default_password_nag', true, true ); //Set up the Password change nag.
327
328        wp_new_user_notification( $user_id, $user_pass );
329
330        return $user_id;
331}
332
333//
334// Main
335//
336
337$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'login';
338$errors = new WP_Error();
339
340if ( isset($_GET['key']) )
341        $action = 'resetpass';
342
343// validate action so as to default to the login screen
344if ( !in_array($action, array('logout', 'lostpassword', 'retrievepassword', 'resetpass', 'rp', 'register', 'login'), true) && false === has_filter('login_form_' . $action) )
345        $action = 'login';
346
347nocache_headers();
348
349header('Content-Type: '.get_bloginfo('html_type').'; charset='.get_bloginfo('charset'));
350
351if ( defined('RELOCATE') ) { // Move flag is set
352        if ( isset( $_SERVER['PATH_INFO'] ) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']) )
353                $_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
354
355        $schema = is_ssl() ? 'https://' : 'http://';
356        if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl') )
357                update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
358}
359
360//Set a cookie now to see if they are supported by the browser.
361setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN);
362if ( SITECOOKIEPATH != COOKIEPATH )
363        setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);
364
365// allow plugins to override the default actions, and to add extra actions if they want
366do_action( 'login_init' );
367do_action( 'login_form_' . $action );
368
369$http_post = ('POST' == $_SERVER['REQUEST_METHOD']);
370switch ($action) {
371
372case 'logout' :
373        check_admin_referer('log-out');
374        wp_logout();
375
376        $redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?loggedout=true';
377        wp_safe_redirect( $redirect_to );
378        exit();
379
380break;
381
382case 'lostpassword' :
383case 'retrievepassword' :
384
385        if ( $http_post ) {
386                $errors = retrieve_password();
387                if ( !is_wp_error($errors) ) {
388                        $redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : 'wp-login.php?checkemail=confirm';
389                        wp_safe_redirect( $redirect_to );
390                        exit();
391                }
392        }
393
394        if ( isset($_GET['error']) && 'invalidkey' == $_GET['error'] ) $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.'));
395        $redirect_to = apply_filters( 'lostpassword_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
396
397        do_action('lost_password');
398        login_header(__('Lost Password'), '<p class="message">' . __('Please enter your username or email address. You will receive a link to create a new password via email.') . '</p>', $errors);
399
400        $user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : '';
401
402?>
403
404<form name="lostpasswordform" id="lostpasswordform" action="<?php echo esc_url( site_url( 'wp-login.php?action=lostpassword', 'login_post' ) ); ?>" method="post">
405        <p>
406                <label for="user_login" ><?php _e('Username or E-mail:') ?><br />
407                <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
408        </p>
409<?php do_action('lostpassword_form'); ?>
410        <input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
411        <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>
412</form>
413
414<p id="nav">
415<a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e('Log in') ?></a>
416<?php if ( get_option( 'users_can_register' ) ) : ?>
417 | <a href="<?php echo esc_url( site_url( 'wp-login.php?action=register', 'login' ) ); ?>"><?php _e( 'Register' ); ?></a>
418<?php endif; ?>
419</p>
420
421<?php
422login_footer('user_login');
423break;
424
425case 'resetpass' :
426case 'rp' :
427        $user = check_password_reset_key($_GET['key'], $_GET['login']);
428
429        if ( is_wp_error($user) ) {
430                wp_redirect( site_url('wp-login.php?action=lostpassword&error=invalidkey') );
431                exit;
432        }
433
434        $errors = '';
435
436        if ( isset($_POST['pass1']) && $_POST['pass1'] != $_POST['pass2'] ) {
437                $errors = new WP_Error('password_reset_mismatch', __('The passwords do not match.'));
438        } elseif ( isset($_POST['pass1']) && !empty($_POST['pass1']) ) {
439                reset_password($user, $_POST['pass1']);
440                login_header( __( 'Password Reset' ), '<p class="message reset-pass">' . __( 'Your password has been reset.' ) . ' <a href="' . esc_url( wp_login_url() ) . '">' . __( 'Log in' ) . '</a></p>' );
441                login_footer();
442                exit;
443        }
444
445        wp_enqueue_script('utils');
446        wp_enqueue_script('user-profile');
447
448        login_header(__('Reset Password'), '<p class="message reset-pass">' . __('Enter your new password below.') . '</p>', $errors );
449
450?>
451<form name="resetpassform" id="resetpassform" action="<?php echo esc_url( site_url( 'wp-login.php?action=resetpass&key=' . urlencode( $_GET['key'] ) . '&login=' . urlencode( $_GET['login'] ), 'login_post' ) ); ?>" method="post">
452        <input type="hidden" id="user_login" value="<?php echo esc_attr( $_GET['login'] ); ?>" autocomplete="off" />
453
454        <p>
455                <label for="pass1"><?php _e('New password') ?><br />
456                <input type="password" name="pass1" id="pass1" class="input" size="20" value="" autocomplete="off" /></label>
457        </p>
458        <p>
459                <label for="pass2"><?php _e('Confirm new password') ?><br />
460                <input type="password" name="pass2" id="pass2" class="input" size="20" value="" autocomplete="off" /></label>
461        </p>
462
463        <div id="pass-strength-result" class="hide-if-no-js"><?php _e('Strength indicator'); ?></div>
464        <p class="description indicator-hint"><?php _e('Hint: The password should be at least seven characters long. To make it stronger, use upper and lower case letters, numbers and symbols like ! " ? $ % ^ &amp; ).'); ?></p>
465
466        <br class="clear" />
467        <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Reset Password'); ?>" tabindex="100" /></p>
468</form>
469
470<p id="nav">
471<a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log in' ); ?></a>
472<?php if ( get_option( 'users_can_register' ) ) : ?>
473 | <a href="<?php echo esc_url( site_url( 'wp-login.php?action=register', 'login' ) ); ?>"><?php _e( 'Register' ); ?></a>
474<?php endif; ?>
475</p>
476
477<?php
478login_footer('user_pass');
479break;
480
481case 'register' :
482        if ( is_multisite() ) {
483                // Multisite uses wp-signup.php
484                wp_redirect( apply_filters( 'wp_signup_location', site_url('wp-signup.php') ) );
485                exit;
486        }
487
488        if ( !get_option('users_can_register') ) {
489                wp_redirect( site_url('wp-login.php?registration=disabled') );
490                exit();
491        }
492
493        $user_login = '';
494        $user_email = '';
495        if ( $http_post ) {
496                $user_login = $_POST['user_login'];
497                $user_email = $_POST['user_email'];
498                $errors = register_new_user($user_login, $user_email);
499                if ( !is_wp_error($errors) ) {
500                        $redirect_to = !empty( $_POST['redirect_to'] ) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';
501                        wp_safe_redirect( $redirect_to );
502                        exit();
503                }
504        }
505
506        $redirect_to = apply_filters( 'registration_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
507        login_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>', $errors);
508?>
509
510<form name="registerform" id="registerform" action="<?php echo esc_url( site_url('wp-login.php?action=register', 'login_post') ); ?>" method="post">
511        <p>
512                <label for="user_login"><?php _e('Username') ?><br />
513                <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
514        </p>
515        <p>
516                <label for="user_email"><?php _e('E-mail') ?><br />
517                <input type="email" name="user_email" id="user_email" class="input" value="<?php echo esc_attr(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
518        </p>
519<?php do_action('register_form'); ?>
520        <p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
521        <br class="clear" />
522        <input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
523        <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Register'); ?>" tabindex="100" /></p>
524</form>
525
526<p id="nav">
527<a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log in' ); ?></a> |
528<a href="<?php echo esc_url( wp_lostpassword_url() ); ?>" title="<?php esc_attr_e( 'Password Lost and Found' ) ?>"><?php _e( 'Lost your password?' ); ?></a>
529</p>
530
531<?php
532login_footer('user_login');
533break;
534
535case 'login' :
536default:
537        $secure_cookie = '';
538        $interim_login = isset($_REQUEST['interim-login']);
539
540        // If the user wants ssl but the session is not ssl, force a secure cookie.
541        if ( !empty($_POST['log']) && !force_ssl_admin() ) {
542                $user_name = sanitize_user($_POST['log']);
543                if ( $user = get_user_by('login', $user_name) ) {
544                        if ( get_user_option('use_ssl', $user->ID) ) {
545                                $secure_cookie = true;
546                                force_ssl_admin(true);
547                        }
548                }
549        }
550
551        if ( isset( $_REQUEST['redirect_to'] ) ) {
552                $redirect_to = $_REQUEST['redirect_to'];
553                // Redirect to https if user wants ssl
554                if ( $secure_cookie && false !== strpos($redirect_to, 'wp-admin') )
555                        $redirect_to = preg_replace('|^http://|', 'https://', $redirect_to);
556        } else {
557                $redirect_to = admin_url();
558        }
559
560        $reauth = empty($_REQUEST['reauth']) ? false : true;
561
562        // 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
563        // 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
564        // the admin via http or https.
565        if ( !$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ) )
566                $secure_cookie = false;
567
568        $user = wp_signon('', $secure_cookie);
569
570        $redirect_to = apply_filters('login_redirect', $redirect_to, isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '', $user);
571
572        if ( !is_wp_error($user) && !$reauth ) {
573                if ( $interim_login ) {
574                        $message = '<p class="message">' . __('You have logged in successfully.') . '</p>';
575                        login_header( '', $message ); ?>
576                        <script type="text/javascript">setTimeout( function(){window.close()}, 8000);</script>
577                        <p class="alignright">
578                        <input type="button" class="button-primary" value="<?php esc_attr_e('Close'); ?>" onclick="window.close()" /></p>
579                        </div></body></html>
580<?php           exit;
581                }
582
583                if ( ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' || $redirect_to == admin_url() ) ) {
584                        // If the user doesn't belong to a blog, send them to user admin. If the user can't edit posts, send them to their profile.
585                        if ( is_multisite() && !get_active_blog_for_user($user->ID) && !is_super_admin( $user->ID ) )
586                                $redirect_to = user_admin_url();
587                        elseif ( is_multisite() && !$user->has_cap('read') )
588                                $redirect_to = get_dashboard_url( $user->ID );
589                        elseif ( !$user->has_cap('edit_posts') )
590                                $redirect_to = admin_url('profile.php');
591                }
592                wp_safe_redirect($redirect_to);
593                exit();
594        }
595
596        $errors = $user;
597        // Clear errors if loggedout is set.
598        if ( !empty($_GET['loggedout']) || $reauth )
599                $errors = new WP_Error();
600
601        // If cookies are disabled we can't log in even with a valid user+pass
602        if ( isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]) )
603                $errors->add('test_cookie', __("<strong>ERROR</strong>: Cookies are blocked or not supported by your browser. You must <a href='http://www.google.com/cookies.html'>enable cookies</a> to use WordPress."));
604
605        // Some parts of this script use the main login form to display a message
606        if              ( isset($_GET['loggedout']) && TRUE == $_GET['loggedout'] )
607                $errors->add('loggedout', __('You are now logged out.'), 'message');
608        elseif  ( isset($_GET['registration']) && 'disabled' == $_GET['registration'] )
609                $errors->add('registerdisabled', __('User registration is currently not allowed.'));
610        elseif  ( isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'] )
611                $errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message');
612        elseif  ( isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'] )
613                $errors->add('newpass', __('Check your e-mail for your new password.'), 'message');
614        elseif  ( isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'] )
615                $errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message');
616        elseif  ( $interim_login )
617                $errors->add('expired', __('Your session has expired. Please log-in again.'), 'message');
618
619        // Clear any stale cookies.
620        if ( $reauth )
621                wp_clear_auth_cookie();
622
623        login_header(__('Log In'), '', $errors);
624
625        if ( isset($_POST['log']) )
626                $user_login = ( 'incorrect_password' == $errors->get_error_code() || 'empty_password' == $errors->get_error_code() ) ? esc_attr(stripslashes($_POST['log'])) : '';
627        $rememberme = ! empty( $_POST['rememberme'] );
628?>
629
630<form name="loginform" id="loginform" action="<?php echo esc_url( site_url( 'wp-login.php', 'login_post' ) ); ?>" method="post">
631        <p>
632                <label for="user_login"><?php _e('Username') ?><br />
633                <input type="text" name="log" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
634        </p>
635        <p>
636                <label for="user_pass"><?php _e('Password') ?><br />
637                <input type="password" name="pwd" id="user_pass" class="input" value="" size="20" tabindex="20" /></label>
638        </p>
639<?php do_action('login_form'); ?>
640        <p class="forgetmenot"><label for="rememberme"><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="90"<?php checked( $rememberme ); ?> /> <?php esc_attr_e('Remember Me'); ?></label></p>
641        <p class="submit">
642                <input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Log In'); ?>" tabindex="100" />
643<?php   if ( $interim_login ) { ?>
644                <input type="hidden" name="interim-login" value="1" />
645<?php   } else { ?>
646                <input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
647<?php   } ?>
648                <input type="hidden" name="testcookie" value="1" />
649        </p>
650</form>
651
652<?php if ( !$interim_login ) { ?>
653<p id="nav">
654<?php if ( isset($_GET['checkemail']) && in_array( $_GET['checkemail'], array('confirm', 'newpass') ) ) : ?>
655<?php elseif ( get_option('users_can_register') ) : ?>
656<a href="<?php echo esc_url( site_url( 'wp-login.php?action=register', 'login' ) ); ?>"><?php _e( 'Register' ); ?></a> |
657<a href="<?php echo esc_url( wp_lostpassword_url() ); ?>" title="<?php esc_attr_e( 'Password Lost and Found' ); ?>"><?php _e( 'Lost your password?' ); ?></a>
658<?php else : ?>
659<a href="<?php echo esc_url( wp_lostpassword_url() ); ?>" title="<?php esc_attr_e( 'Password Lost and Found' ); ?>"><?php _e( 'Lost your password?' ); ?></a>
660<?php endif; ?>
661</p>
662<?php } ?>
663
664<script type="text/javascript">
665function wp_attempt_focus(){
666setTimeout( function(){ try{
667<?php if ( $user_login || $interim_login ) { ?>
668d = document.getElementById('user_pass');
669d.value = '';
670<?php } else { ?>
671d = document.getElementById('user_login');
672<?php if ( 'invalid_username' == $errors->get_error_code() ) { ?>
673if( d.value != '' )
674d.value = '';
675<?php
676}
677}?>
678d.focus();
679d.select();
680} catch(e){}
681}, 200);
682}
683
684<?php if ( !$error ) { ?>
685wp_attempt_focus();
686<?php } ?>
687if(typeof wpOnload=='function')wpOnload();
688</script>
689
690<?php
691login_footer();
692break;
693} // end action switch
694?>
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