Projects : mp-wp : mp-wp_remove-tinymce-and-other-crud

mp-wp/wp-login.php

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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 ran 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 $error;
43
44 if ( empty($wp_error) )
45 $wp_error = new WP_Error();
46 ?>
47<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
48<html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
49<head>
50 <title><?php bloginfo('name'); ?> &rsaquo; <?php echo $title; ?></title>
51 <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
52 <?php
53 wp_admin_css( 'login', true );
54 wp_admin_css( 'colors-fresh', true );
55 do_action('login_head'); ?>
56</head>
57<body class="login">
58
59<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>
60<?php
61 if ( !empty( $message ) ) echo apply_filters('login_message', $message) . "\n";
62
63 // Incase a plugin uses $error rather than the $errors object
64 if ( !empty( $error ) ) {
65 $wp_error->add('error', $error);
66 unset($error);
67 }
68
69 if ( $wp_error->get_error_code() ) {
70 $errors = '';
71 $messages = '';
72 foreach ( $wp_error->get_error_codes() as $code ) {
73 $severity = $wp_error->get_error_data($code);
74 foreach ( $wp_error->get_error_messages($code) as $error ) {
75 if ( 'message' == $severity )
76 $messages .= ' ' . $error . "<br />\n";
77 else
78 $errors .= ' ' . $error . "<br />\n";
79 }
80 }
81 if ( !empty($errors) )
82 echo '<div id="login_error">' . apply_filters('login_errors', $errors) . "</div>\n";
83 if ( !empty($messages) )
84 echo '<p class="message">' . apply_filters('login_messages', $messages) . "</p>\n";
85 }
86} // End of login_header()
87
88/**
89 * Handles sending password retrieval email to user.
90 *
91 * @uses $wpdb WordPress Database object
92 *
93 * @return bool|WP_Error True: when finish. WP_Error on error
94 */
95function retrieve_password() {
96 global $wpdb;
97
98 $errors = new WP_Error();
99
100 if ( empty( $_POST['user_login'] ) && empty( $_POST['user_email'] ) )
101 $errors->add('empty_username', __('<strong>ERROR</strong>: Enter a username or e-mail address.'));
102
103 if ( strpos($_POST['user_login'], '@') ) {
104 $user_data = get_user_by_email(trim($_POST['user_login']));
105 if ( empty($user_data) )
106 $errors->add('invalid_email', __('<strong>ERROR</strong>: There is no user registered with that email address.'));
107 } else {
108 $login = trim($_POST['user_login']);
109 $user_data = get_userdatabylogin($login);
110 }
111
112 do_action('lostpassword_post');
113
114 if ( $errors->get_error_code() )
115 return $errors;
116
117 if ( !$user_data ) {
118 $errors->add('invalidcombo', __('<strong>ERROR</strong>: Invalid username or e-mail.'));
119 return $errors;
120 }
121
122 // redefining user_login ensures we return the right case in the email
123 $user_login = $user_data->user_login;
124 $user_email = $user_data->user_email;
125
126 do_action('retreive_password', $user_login); // Misspelled and deprecated
127 do_action('retrieve_password', $user_login);
128
129 $allow = apply_filters('allow_password_reset', true, $user_data->ID);
130
131 if ( ! $allow )
132 return new WP_Error('no_password_reset', __('Password reset is not allowed for this user'));
133 else if ( is_wp_error($allow) )
134 return $allow;
135
136 $key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
137 if ( empty($key) ) {
138 // Generate something random for a key...
139 $key = wp_generate_password(20, false);
140 do_action('retrieve_password_key', $user_login, $key);
141 // Now insert the new md5 key into the db
142 $wpdb->query($wpdb->prepare("UPDATE $wpdb->users SET user_activation_key = %s WHERE user_login = %s", $key, $user_login));
143 }
144 $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n";
145 $message .= get_option('siteurl') . "\r\n\r\n";
146 $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
147 $message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n";
148 $message .= site_url("wp-login.php?action=rp&key=$key", 'login') . "\r\n";
149
150 if ( !wp_mail($user_email, sprintf(__('[%s] Password Reset'), get_option('blogname')), $message) )
151 die('<p>' . __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') . '</p>');
152
153 return true;
154}
155
156/**
157 * Handles resetting the user's password.
158 *
159 * @uses $wpdb WordPress Database object
160 *
161 * @param string $key Hash to validate sending user's password
162 * @return bool|WP_Error
163 */
164function reset_password($key) {
165 global $wpdb;
166
167 $key = preg_replace('/[^a-z0-9]/i', '', $key);
168
169 if ( empty( $key ) )
170 return new WP_Error('invalid_key', __('Invalid key'));
171
172 $user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s", $key));
173 if ( empty( $user ) )
174 return new WP_Error('invalid_key', __('Invalid key'));
175
176 do_action('password_reset', $user);
177
178 // Generate something random for a password...
179 $new_pass = wp_generate_password();
180 wp_set_password($new_pass, $user->ID);
181 $message = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
182 $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n";
183 $message .= site_url('wp-login.php', 'login') . "\r\n";
184
185 if ( !wp_mail($user->user_email, sprintf(__('[%s] Your new password'), get_option('blogname')), $message) )
186 die('<p>' . __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...') . '</p>');
187
188 wp_password_change_notification($user);
189
190 return true;
191}
192
193/**
194 * Handles registering a new user.
195 *
196 * @param string $user_login User's username for logging in
197 * @param string $user_email User's email address to send password and add
198 * @return int|WP_Error Either user's ID or error on failure.
199 */
200function register_new_user($user_login, $user_email) {
201 $errors = new WP_Error();
202
203 $user_login = sanitize_user( $user_login );
204 $user_email = apply_filters( 'user_registration_email', $user_email );
205
206 // Check the username
207 if ( $user_login == '' )
208 $errors->add('empty_username', __('<strong>ERROR</strong>: Please enter a username.'));
209 elseif ( !validate_username( $user_login ) ) {
210 $errors->add('invalid_username', __('<strong>ERROR</strong>: This username is invalid. Please enter a valid username.'));
211 $user_login = '';
212 } elseif ( username_exists( $user_login ) )
213 $errors->add('username_exists', __('<strong>ERROR</strong>: This username is already registered, please choose another one.'));
214
215 // Check the e-mail address
216 if ($user_email == '') {
217 $errors->add('empty_email', __('<strong>ERROR</strong>: Please type your e-mail address.'));
218 } elseif ( !is_email( $user_email ) ) {
219 $errors->add('invalid_email', __('<strong>ERROR</strong>: The email address isn&#8217;t correct.'));
220 $user_email = '';
221 } elseif ( email_exists( $user_email ) )
222 $errors->add('email_exists', __('<strong>ERROR</strong>: This email is already registered, please choose another one.'));
223
224 do_action('register_post', $user_login, $user_email, $errors);
225
226 $errors = apply_filters( 'registration_errors', $errors );
227
228 if ( $errors->get_error_code() )
229 return $errors;
230
231 $user_pass = wp_generate_password();
232 $user_id = wp_create_user( $user_login, $user_pass, $user_email );
233 if ( !$user_id ) {
234 $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')));
235 return $errors;
236 }
237
238 wp_new_user_notification($user_id, $user_pass);
239
240 return $user_id;
241}
242
243//
244// Main
245//
246
247$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : '';
248$errors = new WP_Error();
249
250if ( isset($_GET['key']) )
251 $action = 'resetpass';
252
253nocache_headers();
254
255header('Content-Type: '.get_bloginfo('html_type').'; charset='.get_bloginfo('charset'));
256
257if ( defined('RELOCATE') ) { // Move flag is set
258 if ( isset( $_SERVER['PATH_INFO'] ) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']) )
259 $_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
260
261 $schema = ( isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on' ) ? 'https://' : 'http://';
262 if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl') )
263 update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
264}
265
266//Set a cookie now to see if they are supported by the browser.
267setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN);
268if ( SITECOOKIEPATH != COOKIEPATH )
269 setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);
270
271$http_post = ('POST' == $_SERVER['REQUEST_METHOD']);
272switch ($action) {
273
274case 'logout' :
275 check_admin_referer('log-out');
276 wp_logout();
277
278 $redirect_to = 'wp-login.php?loggedout=true';
279 if ( isset( $_REQUEST['redirect_to'] ) )
280 $redirect_to = $_REQUEST['redirect_to'];
281
282 wp_safe_redirect($redirect_to);
283 exit();
284
285break;
286
287case 'lostpassword' :
288case 'retrievepassword' :
289 if ( $http_post ) {
290 $errors = retrieve_password();
291 if ( !is_wp_error($errors) ) {
292 wp_redirect('wp-login.php?checkemail=confirm');
293 exit();
294 }
295 }
296
297 if ( isset($_GET['error']) && 'invalidkey' == $_GET['error'] ) $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.'));
298
299 do_action('lost_password');
300 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);
301
302 $user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : '';
303
304?>
305
306<form name="lostpasswordform" id="lostpasswordform" action="<?php echo site_url('wp-login.php?action=lostpassword', 'login_post') ?>" method="post">
307 <p>
308 <label><?php _e('Username or E-mail:') ?><br />
309 <input type="text" name="user_login" id="user_login" class="input" value="<?php echo attribute_escape($user_login); ?>" size="20" tabindex="10" /></label>
310 </p>
311<?php do_action('lostpassword_form'); ?>
312 <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" value="<?php _e('Get New Password'); ?>" tabindex="100" /></p>
313</form>
314
315<p id="nav">
316<?php if (get_option('users_can_register')) : ?>
317<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
318<a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a>
319<?php else : ?>
320<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a>
321<?php endif; ?>
322</p>
323
324</div>
325
326<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>
327
328<script type="text/javascript">
329try{document.getElementById('user_login').focus();}catch(e){}
330</script>
331</body>
332</html>
333<?php
334break;
335
336case 'resetpass' :
337case 'rp' :
338 $errors = reset_password($_GET['key']);
339
340 if ( ! is_wp_error($errors) ) {
341 wp_redirect('wp-login.php?checkemail=newpass');
342 exit();
343 }
344
345 wp_redirect('wp-login.php?action=lostpassword&error=invalidkey');
346 exit();
347
348break;
349
350case 'register' :
351 if ( !get_option('users_can_register') ) {
352 wp_redirect('wp-login.php?registration=disabled');
353 exit();
354 }
355
356 $user_login = '';
357 $user_email = '';
358 if ( $http_post ) {
359 require_once( ABSPATH . WPINC . '/registration.php');
360
361 $user_login = $_POST['user_login'];
362 $user_email = $_POST['user_email'];
363 $errors = register_new_user($user_login, $user_email);
364 if ( !is_wp_error($errors) ) {
365 wp_redirect('wp-login.php?checkemail=registered');
366 exit();
367 }
368 }
369
370 login_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>', $errors);
371?>
372
373<form name="registerform" id="registerform" action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" method="post">
374 <p>
375 <label><?php _e('Username') ?><br />
376 <input type="text" name="user_login" id="user_login" class="input" value="<?php echo attribute_escape(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
377 </p>
378 <p>
379 <label><?php _e('E-mail') ?><br />
380 <input type="text" name="user_email" id="user_email" class="input" value="<?php echo attribute_escape(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
381 </p>
382<?php do_action('register_form'); ?>
383 <p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
384 <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" value="<?php _e('Register'); ?>" tabindex="100" /></p>
385</form>
386
387<p id="nav">
388<a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
389<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>
390</p>
391
392</div>
393
394<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>
395
396<script type="text/javascript">
397try{document.getElementById('user_login').focus();}catch(e){}
398</script>
399</body>
400</html>
401<?php
402break;
403
404case 'login' :
405default:
406 $secure_cookie = '';
407
408 // If the user wants ssl but the session is not ssl, force a secure cookie.
409 if ( !empty($_POST['log']) && !force_ssl_admin() ) {
410 $user_name = sanitize_user($_POST['log']);
411 if ( $user = get_userdatabylogin($user_name) ) {
412 if ( get_user_option('use_ssl', $user->ID) ) {
413 $secure_cookie = true;
414 force_ssl_admin(true);
415 }
416 }
417 }
418
419 if ( isset( $_REQUEST['redirect_to'] ) ) {
420 $redirect_to = $_REQUEST['redirect_to'];
421 // Redirect to https if user wants ssl
422 if ( $secure_cookie && false !== strpos($redirect_to, 'wp-admin') )
423 $redirect_to = preg_replace('|^http://|', 'https://', $redirect_to);
424 } else {
425 $redirect_to = admin_url();
426 }
427
428 if ( !$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ) )
429 $secure_cookie = false;
430
431 $user = wp_signon('', $secure_cookie);
432
433 $redirect_to = apply_filters('login_redirect', $redirect_to, isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '', $user);
434
435 if ( !is_wp_error($user) ) {
436 // If the user can't edit posts, send them to their profile.
437 if ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' ) )
438 $redirect_to = admin_url('profile.php');
439 wp_safe_redirect($redirect_to);
440 exit();
441 }
442
443 $errors = $user;
444 // Clear errors if loggedout is set.
445 if ( !empty($_GET['loggedout']) )
446 $errors = new WP_Error();
447
448 // If cookies are disabled we can't log in even with a valid user+pass
449 if ( isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]) )
450 $errors->add('test_cookie', __("<strong>ERROR</strong>: Cookies are blocked or not supported by your browser. You must <a href='http://www.google.com/cookies.html'>enable cookies</a> to use WordPress."));
451
452 // Some parts of this script use the main login form to display a message
453 if ( isset($_GET['loggedout']) && TRUE == $_GET['loggedout'] ) $errors->add('loggedout', __('You are now logged out.'), 'message');
454 elseif ( isset($_GET['registration']) && 'disabled' == $_GET['registration'] ) $errors->add('registerdisabled', __('User registration is currently not allowed.'));
455 elseif ( isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'] ) $errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message');
456 elseif ( isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'] ) $errors->add('newpass', __('Check your e-mail for your new password.'), 'message');
457 elseif ( isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'] ) $errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message');
458
459 login_header(__('Log In'), '', $errors);
460
461 if ( isset($_POST['log']) )
462 $user_login = ( 'incorrect_password' == $errors->get_error_code() || 'empty_password' == $errors->get_error_code() ) ? attribute_escape(stripslashes($_POST['log'])) : '';
463?>
464
465<?php if ( !isset($_GET['checkemail']) || !in_array( $_GET['checkemail'], array('confirm', 'newpass') ) ) : ?>
466<form name="loginform" id="loginform" action="<?php echo site_url('wp-login.php', 'login_post') ?>" method="post">
467 <p>
468 <label><?php _e('Username') ?><br />
469 <input type="text" name="log" id="user_login" class="input" value="<?php echo $user_login; ?>" size="20" tabindex="10" /></label>
470 </p>
471 <p>
472 <label><?php _e('Password') ?><br />
473 <input type="password" name="pwd" id="user_pass" class="input" value="" size="20" tabindex="20" /></label>
474 </p>
475<?php do_action('login_form'); ?>
476 <p class="forgetmenot"><label><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="90" /> <?php _e('Remember Me'); ?></label></p>
477 <p class="submit">
478 <input type="submit" name="wp-submit" id="wp-submit" value="<?php _e('Log In'); ?>" tabindex="100" />
479 <input type="hidden" name="redirect_to" value="<?php echo attribute_escape($redirect_to); ?>" />
480 <input type="hidden" name="testcookie" value="1" />
481 </p>
482</form>
483<?php endif; ?>
484
485<p id="nav">
486<?php if ( isset($_GET['checkemail']) && in_array( $_GET['checkemail'], array('confirm', 'newpass') ) ) : ?>
487<?php elseif (get_option('users_can_register')) : ?>
488<a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a> |
489<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>
490<?php else : ?>
491<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>
492<?php endif; ?>
493</p>
494
495</div>
496
497<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>
498
499<script type="text/javascript">
500<?php if ( $user_login ) { ?>
501setTimeout( function(){ try{
502d = document.getElementById('user_pass');
503d.value = '';
504d.focus();
505} catch(e){}
506}, 200);
507<?php } else { ?>
508try{document.getElementById('user_login').focus();}catch(e){}
509<?php } ?>
510</script>
511</body>
512</html>
513<?php
514
515break;
516} // end action switch
517?>