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Ticket #15384: class-wp-login.php

File class-wp-login.php, 32.7 KB (added by norbertm, 2 years ago)

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1	<?php
2
3	/**
4	* Class for handling user registration, login and related actions.
5	*
6	* Dispatch routes the request to the proper action.
7	*
8	* Process functions do the action processing and return errors if any.
9	* They call the Do functions which do the actual service level work.
10	*
11	* Finally the errors returned are passed to a Render function,
12	* which in turn calls one or many Output functions to output the HTML.
13	*
14	* @package WordPress
15	* @since 3.2.0
16	*/
17	class WP_Login {
18	/**
19	* Redirects to https if forced to use SSL.
20	*/
21	function ensure_ssl_if_required() {
22	if ( force_ssl_admin() && !is_ssl() ) {
23	if ( 0 === strpos($_SERVER['REQUEST_URI'], 'http') ) {
24	wp_redirect(preg_replace('\|^http://\|', 'https://', $_SERVER['REQUEST_URI']));
25	exit();
26	} else {
27	wp_redirect('https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
28	exit();
29	}
30	}
31	}
32
33	/**
34	* Sets some cookies for render_login() to see if the browser supports them.
35	*/
36	function send_test_cookies() {
37	//Set a cookie now to see if they are supported by the browser.
38	setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN);
39	if ( SITECOOKIEPATH != COOKIEPATH )
40	setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);
41	}
42
43	/**
44	* Checks for move flag.
45	*/
46	function relocate_if_required() {
47	if ( defined('RELOCATE') ) { // Move flag is set
48	if ( isset( $_SERVER['PATH_INFO'] ) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']) )
49	$_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
50
51	$schema = is_ssl() ? 'https://' : 'http://';
52	if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl') )
53	update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
54	}
55	}
56
57	/**
58	* Dispatches to a controller based on the action requested.
59	*/
60	function dispatch($action) {
61	if ( empty( $action ) ) {
62	$action = 'login';
63	}
64
65	if ( isset($_GET['key']) )
66	$action = 'resetpass';
67
68	// aliases for backwards compatibility
69	$aliases = array(
70	'rp' => 'resetpass',
71	'retrievepassword' => 'lostpassword'
72	);
73	if ( array_key_exists( $action, $aliases ) ) {
74	$action = $aliases[$action];
75	}
76
77	// validate action so as to default to the login screen
78	if ( !in_array($action, array('logout', 'lostpassword', 'resetpass', 'register', 'login'), true) && false === has_filter('login_form_' . $action) )
79	$action = 'login';
80
81	// allow plugins to override the default actions, and to add extra actions if they want
82	do_action('login_form_' . $action);
83
84	$errors = new WP_Error();
85
86	$class_name = 'WP_Login_' . ucfirst($action);
87	if ( ! class_exists( $class_name )) {
88	// This should never happen.
89	echo "'Login class '" . $class_name . "' does not exist.";
90	exit();
91	}
92
93	$controller = new $class_name;
94
95	// if there is a separate method for processing, let's call that first
96	$method = 'process';
97	if ( method_exists( $controller, $method ) ) {
98	$errors = call_user_func(array($controller, $method));
99	}
100
101	// render the output with any errors during processing
102	$method = 'render';
103	if ( ! method_exists( $controller, $method ) ) {
104	// This should never happen.
105	echo "'Action handler '" . $class_name . '::' . $method . "()' does not exist.";
106	exit();
107	}
108
109	call_user_func(array($controller, $method), $errors);
110	exit();
111	}
112	}
113
114	/**
115	* The base class for all login-related classes.
116	*/
117	class WP_Login_Base {
118	/**
119	* Redirects to the URL specified in the request.
120	* Defaults to the URL passed in the first parameter.
121	*
122	* @param string $url The URL to redirect to in case there was no URL specified in the request.
123	*/
124	function _do_safe_redirect( $url ) {
125	$redirect_to = !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : $url;
126	wp_safe_redirect( $redirect_to );
127	}
128
129	/**
130	* Outputs the header for the login page.
131	*
132	* @uses do_action() Calls the 'login_head' for outputting HTML in the Log In
133	* header.
134	* @uses apply_filters() Calls 'login_headerurl' for the top login link.
135	* @uses apply_filters() Calls 'login_headertitle' for the top login title.
136	* @uses apply_filters() Calls 'login_message' on the message to display in the
137	* header.
138	* @uses $error The error global, which is checked for displaying errors.
139	*
140	* @param string $title Optional. WordPress Log In Page title to display in
141	* <title/> element.
142	* @param string $message Optional. Message to display in header.
143	* @param WP_Error $wp_error Optional. WordPress Error Object
144	*/
145	function _output_header($title = 'Log In', $message = '', $wp_error = '') {
146	global $error, $is_iphone, $interim_login, $current_site;
147
148	// Don't index any of these forms
149	add_filter( 'pre_option_blog_public', '__return_zero' );
150	add_action( 'login_head', 'noindex' );
151
152	if ( empty($wp_error) )
153	$wp_error = new WP_Error();
154
155	// Shake it!
156	$shake_error_codes = array( 'empty_password', 'empty_email', 'invalid_email', 'invalidcombo', 'empty_username', 'invalid_username', 'incorrect_password' );
157	$shake_error_codes = apply_filters( 'shake_error_codes', $shake_error_codes );
158
159	if ( $shake_error_codes && $wp_error->get_error_code() && in_array( $wp_error->get_error_code(), $shake_error_codes ) )
160	add_action( 'login_head', array('WP_Login_Base', '_output_page_shake_js'), 12 );
161	?>
162	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
163	<html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
164	<head>
165	<title><?php bloginfo('name'); ?> &rsaquo; <?php echo $title; ?></title>
166	<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
167	<?php
168	wp_admin_css( 'login', true );
169	wp_admin_css( 'colors-fresh', true );
170
171	if ( $is_iphone ) { ?>
172	<meta name="viewport" content="width=320; initial-scale=0.9; maximum-scale=1.0; user-scalable=0;" />
173	<style type="text/css" media="screen">
174	form { margin-left: 0px; }
175	#login { margin-top: 20px; }
176	</style>
177	<?php
178	} elseif ( isset($interim_login) && $interim_login ) { ?>
179	<style type="text/css" media="all">
180	.login #login { margin: 20px auto; }
181	</style>
182	<?php
183	}
184
185	do_action('login_head'); ?>
186	</head>
187	<body class="login">
188	<?php if ( !is_multisite() ) { ?>
189	<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>
190	<?php } else { ?>
191	<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>
192	<?php }
193
194	$message = apply_filters('login_message', $message);
195	if ( !empty( $message ) ) echo $message . "\n";
196
197	// Incase a plugin uses $error rather than the $errors object
198	if ( !empty( $error ) ) {
199	$wp_error->add('error', $error);
200	unset($error);
201	}
202
203	if ( $wp_error->get_error_code() ) {
204	$errors = '';
205	$messages = '';
206	foreach ( $wp_error->get_error_codes() as $code ) {
207	$severity = $wp_error->get_error_data($code);
208	foreach ( $wp_error->get_error_messages($code) as $error ) {
209	if ( 'message' == $severity )
210	$messages .= ' ' . $error . "<br />\n";
211	else
212	$errors .= ' ' . $error . "<br />\n";
213	}
214	}
215	if ( !empty($errors) )
216	echo '<div id="login_error">' . apply_filters('login_errors', $errors) . "</div>\n";
217	if ( !empty($messages) )
218	echo '<p class="message">' . apply_filters('login_messages', $messages) . "</p>\n";
219	}
220	}
221
222	/**
223	* Outputs the footer for the login page.
224	*
225	* @param string $input_id Which input to auto-focus
226	*/
227	function _output_footer( $input_id = '' ) {
228	echo "</div>\n";
229
230	if ( !empty($input_id) ) {
231	?>
232	<script type="text/javascript">
233	try{document.getElementById('<?php echo $input_id; ?>').focus();}catch(e){}
234	if(typeof wpOnload=='function')wpOnload();
235	</script>
236	<?php
237	}
238	?>
239	<p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('← Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>
240	<?php do_action('login_footer'); ?>
241	</body>
242	</html>
243	<?php
244	}
245
246	/**
247	* Shakes the entire page for the user to see there was an error.
248	*/
249	function _output_page_shake_js() {
250	global $is_iphone;
251	if ( $is_iphone )
252	return;
253	?>
254	<script type="text/javascript">
255	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();}}};
256	function s(id,pos){g(id).left=pos+'px';}
257	function g(id){return document.getElementById(id).style;}
258	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){}}}
259	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);});
260	</script>
261	<?php
262	}
263	}
264
265	class WP_Login_Logout extends WP_Login_Base {
266	/**
267	* Handles user logout.
268	*/
269	function process() {
270	check_admin_referer('log-out');
271	wp_logout();
272
273	$this->_do_safe_redirect( 'wp-login.php?loggedout=true' );
274	exit();
275	}
276	}
277
278	class WP_Login_LostPassword extends WP_Login_Base {
279	/**
280	* Retrieves user password.
281	*
282	* @uses $wpdb WordPress Database object
283	*
284	* @return bool\|WP_Error True: when finish. WP_Error on error
285	*/
286	function _retrieve_password() {
287	global $wpdb, $current_site;
288
289	$errors = new WP_Error();
290
291	if ( empty( $_POST['user_login'] ) && empty( $_POST['user_email'] ) )
292	$errors->add('empty_username', __('<strong>ERROR</strong>: Enter a username or e-mail address.'));
293
294	if ( strpos($_POST['user_login'], '@') ) {
295	$user_data = get_user_by_email(trim($_POST['user_login']));
296	if ( empty($user_data) )
297	$errors->add('invalid_email', __('<strong>ERROR</strong>: There is no user registered with that email address.'));
298	} else {
299	$login = trim($_POST['user_login']);
300	$user_data = get_userdatabylogin($login);
301	}
302
303	do_action('lostpassword_post');
304
305	if ( $errors->get_error_code() )
306	return $errors;
307
308	if ( !$user_data ) {
309	$errors->add('invalidcombo', __('<strong>ERROR</strong>: Invalid username or e-mail.'));
310	return $errors;
311	}
312
313	// redefining user_login ensures we return the right case in the email
314	$user_login = $user_data->user_login;
315	$user_email = $user_data->user_email;
316
317	do_action('retreive_password', $user_login); // Misspelled and deprecated
318	do_action('retrieve_password', $user_login);
319
320	$allow = apply_filters('allow_password_reset', true, $user_data->ID);
321
322	if ( ! $allow )
323	return new WP_Error('no_password_reset', __('Password reset is not allowed for this user'));
324
325	if ( is_wp_error($allow) )
326	return $allow;
327
328	$key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
329	if ( empty($key) ) {
330	// Generate something random for a key...
331	$key = wp_generate_password(20, false);
332	do_action('retrieve_password_key', $user_login, $key);
333	// Now insert the new md5 key into the db
334	$wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));
335	}
336
337	$this->_retrieve_password_email( $user_login, $user_email, $key );
338
339	return true;
340	}
341
342	/**
343	* Sends out the requested password retrieval email.
344	*
345	* @param string $user_login The user login
346	* @param string $user_email Email address to send to
347	* @param string $key Hash to include within the link
348	*/
349	function _retrieve_password_email( $user_login, $user_email, $key ) {
350	$message = __('Someone requested that the password be reset for the following account:') . "\r\n\r\n";
351	$message .= network_site_url() . "\r\n\r\n";
352	$message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
353	$message .= __('If this was a mistake, just ignore this email and nothing will happen.') . "\r\n\r\n";
354	$message .= __('To reset your password, visit the following address:') . "\r\n\r\n";
355	$message .= '<' . network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user_login), 'login') . ">\r\n";
356
357	if ( is_multisite() )
358	$blogname = $GLOBALS['current_site']->site_name;
359	else
360	// The blogname option is escaped with esc_html on the way into the database in sanitize_option
361	// we want to reverse this for the plain text arena of emails.
362	$blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
363
364	$title = sprintf( __('[%s] Password Reset'), $blogname );
365
366	$title = apply_filters('retrieve_password_title', $title);
367	$message = apply_filters('retrieve_password_message', $message, $key);
368
369	if ( $message && !wp_mail($user_email, $title, $message) )
370	wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') );
371	}
372
373	/**
374	* Processes the password retrieval request.
375	*
376	* @return WP_Error
377	*/
378	function process() {
379	$errors = new WP_Error();
380
381	if ( 'POST' == $_SERVER['REQUEST_METHOD'] ) {
382	$errors = $this->_retrieve_password();
383	if ( !is_wp_error($errors) ) {
384	$this->_do_safe_redirect( 'wp-login.php?checkemail=confirm' );
385	exit();
386	}
387	}
388
389	if ( isset($_GET['error']) && 'invalidkey' == $_GET['error'] ) $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.'));
390
391	do_action('lost_password');
392
393	return $errors;
394	}
395
396	/**
397	* Renders the link retrieval form.
398	*
399	* @param WP_Error $errors
400	*/
401	function render( $errors ) {
402	$redirect_to = apply_filters( 'lostpassword_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
403
404	$user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : '';
405
406	$this->_output( $user_login, $errors, $redirect_to );
407	}
408
409
410	/**
411	* Outputs the password retrieval form.
412	*
413	* @param string $user_login User name
414	* @param WP_Error $errors Errors, if any.
415	* @param $redirect_to URL to redirect to.
416	*/
417	function _output( $user_login, $errors, $redirect_to ) {
418	$this->_output_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>', $errors);
419	?>
420	<form name="lostpasswordform" id="lostpasswordform" action="<?php echo site_url('wp-login.php?action=lostpassword', 'login_post') ?>" method="post">
421	<p>
422	<label><?php _e('Username or E-mail:') ?><br />
423	<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
424	</p>
425	<?php do_action('lostpassword_form'); ?>
426	<input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
427	<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>
428	</form>
429
430	<p id="nav">
431	<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a>
432	<?php if (get_option('users_can_register')) : ?>
433	\| <a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a>
434	<?php endif; ?>
435	</p>
436
437	<?php
438	$this->_output_footer('user_login');
439	}
440	}
441
442	class WP_Login_Login extends WP_Login_Base {
443	var $_redirect_to = '';
444
445	/**
446	* Redirects the user after a successful login.
447	*
448	* @param WP_User $user
449	* @param string $redirect_to
450	*/
451	function _redirect_after_login( $user, $redirect_to ) {
452	// If the user doesn't belong to a blog, send them to user admin. If the user can't edit posts, send them to their profile.
453	if ( is_multisite() && !get_active_blog_for_user($user->id) )
454	$redirect_to = user_admin_url();
455	elseif ( !is_multisite() && !$user->has_cap('read') )
456	$redirect_to = user_admin_url();
457	elseif ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) \|\| $redirect_to == 'wp-admin/' \|\| $redirect_to == admin_url() ) )
458	$redirect_to = admin_url('profile.php');
459
460	wp_safe_redirect($redirect_to);
461	}
462
463	/**
464	* @return boolean
465	*/
466	function _is_interim_login() {
467	return isset($_REQUEST['interim-login']);
468	}
469
470	/**
471	* Processes the login request.
472	*
473	* @return WP_Error
474	*/
475	function process() {
476	$errors = new WP_Error();
477
478	$secure_cookie = '';
479	$interim_login = $this->_is_interim_login();
480
481	// If the user wants ssl but the session is not ssl, force a secure cookie.
482	if ( !empty($_POST['log']) && !force_ssl_admin() ) {
483	$user_name = sanitize_user($_POST['log']);
484	if ( $user = get_userdatabylogin($user_name) ) {
485	if ( get_user_option('use_ssl', $user->ID) ) {
486	$secure_cookie = true;
487	force_ssl_admin(true);
488	}
489	}
490	}
491
492	if ( isset( $_REQUEST['redirect_to'] ) ) {
493	$redirect_to = $_REQUEST['redirect_to'];
494	// Redirect to https if user wants ssl
495	if ( $secure_cookie && false !== strpos($redirect_to, 'wp-admin') )
496	$redirect_to = preg_replace('\|^http://\|', 'https://', $redirect_to);
497	} else {
498	$redirect_to = admin_url();
499	}
500
501	$reauth = empty($_REQUEST['reauth']) ? false : true;
502
503	// 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
504	// 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
505	// the admin via http or https.
506	if ( !$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ) )
507	$secure_cookie = false;
508
509	$user = wp_signon('', $secure_cookie);
510
511	$redirect_to = apply_filters('login_redirect', $redirect_to, isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '', $user);
512
513	if ( !is_wp_error($user) && !$reauth ) {
514	if ( $interim_login ) {
515	$this->_output_interim();
516	exit();
517	}
518
519	$this->_redirect_after_login( $user, $redirect_to );
520	exit();
521	}
522
523	$errors = $user;
524	// Clear errors if loggedout is set.
525	if ( !empty($_GET['loggedout']) \|\| $reauth )
526	$errors = new WP_Error();
527
528	// If cookies are disabled we can't log in even with a valid user+pass
529	if ( isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]) )
530	$errors->add('test_cookie', __("<strong>ERROR</strong>: Cookies are blocked or not supported by your browser. You must <a href='http://www.google.com/cookies.html'>enable cookies</a> to use WordPress."));
531
532	// Some parts of this script use the main login form to display a message
533	if ( isset($_GET['loggedout']) && TRUE == $_GET['loggedout'] )
534	$errors->add('loggedout', __('You are now logged out.'), 'message');
535	elseif ( isset($_GET['registration']) && 'disabled' == $_GET['registration'] )
536	$errors->add('registerdisabled', __('User registration is currently not allowed.'));
537	elseif ( isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'] )
538	$errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message');
539	elseif ( isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'] )
540	$errors->add('newpass', __('Check your e-mail for your new password.'), 'message');
541	elseif ( isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'] )
542	$errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message');
543	elseif ( $interim_login )
544	$errors->add('expired', __('Your session has expired. Please log-in again.'), 'message');
545
546	// Clear any stale cookies.
547	if ( $reauth )
548	wp_clear_auth_cookie();
549
550	// Store for use in render().
551	$this->_redirect_to = $redirect_to;
552
553	return $errors;
554	}
555
556	/**
557	* Renders the login form.
558	*
559	* @param WP_Error $errors
560	*/
561	function render( $errors ) {
562	$user_login = '';
563
564	if ( isset($_POST['log']) )
565	$user_login = ( 'incorrect_password' == $errors->get_error_code() \|\| 'empty_password' == $errors->get_error_code() ) ? esc_attr(stripslashes($_POST['log'])) : '';
566
567	$rememberme = ! empty( $_POST['rememberme'] );
568
569	$interim_login = $this->_is_interim_login();
570
571	$this->_output( $user_login, $rememberme, $interim_login, $this->_redirect_to, $errors);
572	}
573
574	/**
575	*
576	*/
577	function _output_interim() {
578	$message = '<p class="message">' . __('You have logged in successfully.') . '</p>';
579	$this->_output_header( '', $message ); ?>
580	<script type="text/javascript">setTimeout( function(){window.close()}, 8000);</script>
581	<p class="alignright">
582	<input type="button" class="button-primary" value="<?php esc_attr_e('Close'); ?>" onclick="window.close()" /></p>
583	</div></body></html>
584	<?php
585	}
586
587	/**
588	* Renders the login form.
589	*
590	* @param string $user_login User name
591	* @param $rememberme
592	* @param $interim_login
593	* @param string $redirect_to URL to redirect to.
594	* @param WP_Error $errors Errors, if any.
595	*/
596	function _output( $user_login, $rememberme, $interim_login, $redirect_to, $errors ) {
597	$this->_output_header(__('Log In'), '', $errors);
598	?>
599
600	<form name="loginform" id="loginform" action="<?php echo site_url('wp-login.php', 'login_post') ?>" method="post">
601	<p>
602	<label><?php _e('Username') ?><br />
603	<input type="text" name="log" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
604	</p>
605	<p>
606	<label><?php _e('Password') ?><br />
607	<input type="password" name="pwd" id="user_pass" class="input" value="" size="20" tabindex="20" /></label>
608	</p>
609	<?php do_action('login_form'); ?>
610	<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>
611	<p class="submit">
612	<input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Log In'); ?>" tabindex="100" />
613	<?php if ( $interim_login ) { ?>
614	<input type="hidden" name="interim-login" value="1" />
615	<?php } else { ?>
616	<input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
617	<?php } ?>
618	<input type="hidden" name="testcookie" value="1" />
619	</p>
620	</form>
621
622	<?php if ( !$interim_login ) { ?>
623	<p id="nav">
624	<?php if ( isset($_GET['checkemail']) && in_array( $_GET['checkemail'], array('confirm', 'newpass') ) ) : ?>
625	<?php elseif ( get_option('users_can_register') ) : ?>
626	<a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a> \|
627	<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>
628	<?php else : ?>
629	<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>
630	<?php endif; ?>
631	</p>
632	</div>
633	<p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('← Back to %s'), get_bloginfo('title', 'display' )); ?></a></p>
634	<?php } else { ?>
635	</div>
636	<?php } ?>
637
638	<script type="text/javascript">
639	function wp_attempt_focus(){
640	setTimeout( function(){ try{
641	<?php if ( $user_login \|\| $interim_login ) { ?>
642	d = document.getElementById('user_pass');
643	d.value = '';
644	<?php } else { ?>
645	d = document.getElementById('user_login');
646	<?php if ( 'invalid_username' == $errors->get_error_code() ) { ?>
647	if( d.value != '' )
648	d.value = '';
649	<?php
650	}
651	}?>
652	d.focus();
653	d.select();
654	} catch(e){}
655	}, 200);
656	}
657
658	<?php if ( !$error ) { ?>
659	wp_attempt_focus();
660	<?php } ?>
661	if(typeof wpOnload=='function')wpOnload();
662	</script>
663	<?php do_action( 'login_footer' ); ?>
664	</body>
665	</html>
666	<?php
667	}
668	}
669
670	class WP_Login_Register extends WP_Login_Base {
671	/**
672	* Handles registering a new user.
673	*
674	* @param string $user_login User's username for logging in
675	* @param string $user_email User's email address to send password and add
676	* @return int\|WP_Error Either user's ID or error on failure.
677	*/
678	function _register_new_user( $user_login, $user_email ) {
679	$errors = new WP_Error();
680
681	$sanitized_user_login = sanitize_user( $user_login );
682	$user_email = apply_filters( 'user_registration_email', $user_email );
683
684	// Check the username
685	if ( $sanitized_user_login == '' ) {
686	$errors->add( 'empty_username', __( '<strong>ERROR</strong>: Please enter a username.' ) );
687	} elseif ( ! validate_username( $user_login ) ) {
688	$errors->add( 'invalid_username', __( '<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
689	$sanitized_user_login = '';
690	} elseif ( username_exists( $sanitized_user_login ) ) {
691	$errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered, please choose another one.' ) );
692	}
693
694	// Check the e-mail address
695	if ( $user_email == '' ) {
696	$errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your e-mail address.' ) );
697	} elseif ( ! is_email( $user_email ) ) {
698	$errors->add( 'invalid_email', __( '<strong>ERROR</strong>: The email address isn’t correct.' ) );
699	$user_email = '';
700	} elseif ( email_exists( $user_email ) ) {
701	$errors->add( 'email_exists', __( '<strong>ERROR</strong>: This email is already registered, please choose another one.' ) );
702	}
703
704	do_action( 'register_post', $sanitized_user_login, $user_email, $errors );
705
706	$errors = apply_filters( 'registration_errors', $errors, $sanitized_user_login, $user_email );
707
708	if ( $errors->get_error_code() )
709	return $errors;
710
711	$user_pass = wp_generate_password( 12, false);
712	$user_id = wp_create_user( $sanitized_user_login, $user_pass, $user_email );
713	if ( ! $user_id ) {
714	$errors->add( 'registerfail', sprintf( __( '<strong>ERROR</strong>: Couldn’t register you... please contact the <a href="mailto:%s">webmaster</a> !' ), get_option( 'admin_email' ) ) );
715	return $errors;
716	}
717
718	update_user_option( $user_id, 'default_password_nag', true, true ); //Set up the Password change nag.
719
720	wp_new_user_notification( $user_id, $user_pass );
721
722	return $user_id;
723	}
724
725	/**
726	* Processes the user registration request.
727	*
728	* @return WP_Error
729	*/
730	function process() {
731	if ( is_multisite() ) {
732	// Multisite uses wp-signup.php
733	wp_redirect( apply_filters( 'wp_signup_location', site_url('wp-signup.php') ) );
734	exit;
735	}
736
737	if ( !get_option('users_can_register') ) {
738	wp_redirect( site_url('wp-login.php?registration=disabled') );
739	exit();
740	}
741
742	$errors = new WP_Error();
743
744	if ( 'POST' == $_SERVER['REQUEST_METHOD'] ) {
745	$user_login = $_POST['user_login'];
746	$user_email = $_POST['user_email'];
747
748	$errors = $this->_register_new_user( $user_login, $user_email );
749	if ( !is_wp_error($errors) ) {
750	$redirect_to = !empty( $_POST['redirect_to'] ) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';
751	wp_safe_redirect( $redirect_to );
752	exit();
753	}
754	}
755
756	return $errors;
757	}
758
759	/**
760	* Renders the registration form.
761	*
762	* @param WP_Error $errors
763	*/
764	function render( $errors ) {
765	$user_login = '';
766	$user_email = '';
767
768	if ( 'POST' == $_SERVER['REQUEST_METHOD'] ) {
769	$user_login = $_POST['user_login'];
770	$user_email = $_POST['user_email'];
771	}
772
773	$redirect_to = apply_filters( 'registration_redirect', !empty( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '' );
774
775	$this->_output( $user_login, $user_email, $redirect_to, $errors );
776	}
777
778
779	/**
780	* Outputs the registration form.
781	*
782	* @param string $user_login User name
783	* @param string $user_email User email
784	* @param string $redirect_to URL to redirect to after login.
785	* @param WP_Error $errors Errors, if any.
786	*/
787	function _output( $user_login, $user_email, $redirect_to, $errors ) {
788	$this->_output_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>', $errors);
789	?>
790
791	<form name="registerform" id="registerform" action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" method="post">
792	<p>
793	<label><?php _e('Username') ?><br />
794	<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
795	</p>
796	<p>
797	<label><?php _e('E-mail') ?><br />
798	<input type="text" name="user_email" id="user_email" class="input" value="<?php echo esc_attr(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
799	</p>
800	<?php do_action('register_form'); ?>
801	<p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
802	<br class="clear" />
803	<input type="hidden" name="redirect_to" value="<?php echo esc_attr( $redirect_to ); ?>" />
804	<p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Register'); ?>" tabindex="100" /></p>
805	</form>
806
807	<p id="nav">
808	<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> \|
809	<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>
810	</p>
811
812	<?php
813	$this->_output_footer('user_login');
814	}
815	}
816
817	class WP_Login_ResetPass extends WP_Login_Base {
818	/**
819	* Retrieves a user row based on password reset key and login
820	*
821	* @uses $wpdb WordPress Database object
822	*
823	* @param string $key Hash to validate sending user's password
824	* @param string $login The user login
825	*
826	* @return object\|WP_Error
827	*/
828	function _check_password_reset_key($key, $login) {
829	global $wpdb;
830
831	$key = preg_replace('/[^a-z0-9]/i', '', $key);
832
833	if ( empty( $key ) \|\| !is_string( $key ) )
834	return new WP_Error('invalid_key', __('Invalid key'));
835
836	if ( empty($login) \|\| !is_string($login) )
837	return new WP_Error('invalid_key', __('Invalid key'));
838
839	$user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $key, $login));
840
841	if ( empty( $user ) )
842	return new WP_Error('invalid_key', __('Invalid key'));
843
844	return $user;
845	}
846
847	/**
848	* Handles resetting the user's password.
849	*
850	* @uses $wpdb WordPress Database object
851	*
852	* @param string $key Hash to validate sending user's password
853	*/
854	function _reset_password($user, $new_pass) {
855	do_action('password_reset', $user, $new_pass);
856
857	wp_set_password($new_pass, $user->ID);
858
859	wp_password_change_notification($user);
860	}
861
862	/**
863	* Processes the reset password request.
864	*
865	* @return WP_Error
866	*/
867	function process() {
868	$user = $this->_check_password_reset_key($_GET['key'], $_GET['login']);
869	if ( is_wp_error($user) ) {
870	wp_redirect( site_url('wp-login.php?action=lostpassword&error=invalidkey') );
871	exit;
872	}
873
874	$errors = '';
875
876	if ( isset($_POST['pass1']) && $_POST['pass1'] != $_POST['pass2'] ) {
877	$errors = new WP_Error('password_reset_mismatch', __('The passwords do not match.'));
878	} elseif ( isset($_POST['pass1']) && !empty($_POST['pass1']) ) {
879	$this->_reset_password($user, $_POST['pass1']);
880	$this->_output_completed();
881	exit();
882	}
883
884	return $errors;
885	}
886
887	/**
888	* Renders the password change form.
889	*
890	* @param WP_Error $errors
891	*/
892	function render( $errors ) {
893	wp_enqueue_script('utils');
894	wp_enqueue_script('user-profile');
895
896	$this->_output( $errors );
897	}
898
899	/**
900	* Outputs the password change form.
901	*
902	* @param WP_Error $errors Errors, if any.
903	*/
904	function _output( $errors ) {
905	$this->_output_header(__('Reset Password'), '<p class="message reset-pass">' . __('Enter your new password below.') . '</p>', $errors );
906	?>
907	<form name="resetpassform" id="resetpassform" action="<?php echo site_url('wp-login.php?action=resetpass&key=' . urlencode($_GET['key']) . '&login=' . urlencode($_GET['login']), 'login_post') ?>" method="post">
908	<input type="hidden" id="user_login" value="<?php echo esc_attr( $_GET['login'] ); ?>" autocomplete="off" />
909
910	<p>
911	<label><?php _e('New password') ?><br />
912	<input type="password" name="pass1" id="pass1" class="input" size="20" value="" autocomplete="off" /></label>
913	</p>
914	<p>
915	<label><?php _e('Confirm new password') ?><br />
916	<input type="password" name="pass2" id="pass2" class="input" size="20" value="" autocomplete="off" /></label>
917	</p>
918
919	<div id="pass-strength-result" class="hide-if-no-js"><?php _e('Strength indicator'); ?></div>
920	<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 ! " ? $ % ^ & ).'); ?></p>
921
922	<br class="clear" />
923	<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>
924	</form>
925
926	<p id="nav">
927	<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a>
928	<?php if (get_option('users_can_register')) : ?>
929	\| <a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a>
930	<?php endif; ?>
931	</p>
932
933	<?php
934	$this->_output_footer('user_pass');
935	}
936
937	/**
938	* Outputs the password successfully changed message.
939	*/
940	function _output_completed() {
941	$this->_output_header(__('Password Reset'), '<p class="message reset-pass">' . __('Your password has been reset.') . ' <a href="' . site_url('wp-login.php', 'login') . '">' . __('Log in') . '</a></p>');
942	$this->_output_footer();
943	}
944	}
945	?>

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