root/tags/2.0.9/wp-login.php

Revision 4656, 9.9 kB (checked in by markjaquith, 2 years ago)

new function for escaping within attributes: attribute_escape()

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1 <?php
2 require( dirname(__FILE__) . '/wp-config.php' );
3
4 $action = $_REQUEST['action'];
5 $error = '';
6
7 nocache_headers();
8
9 header('Content-Type: '.get_bloginfo('html_type').'; charset='.get_bloginfo('charset'));
10
11 if ( defined('RELOCATE') ) { // Move flag is set
12     if ( isset( $_SERVER['PATH_INFO'] ) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']) )
13         $_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] );
14
15     $schema = ( isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on' ) ? 'https://' : 'http://';
16     if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_settings('siteurl') )
17         update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) );
18 }
19
20 switch($action) {
21
22 case 'logout':
23
24     wp_clearcookie();
25     do_action('wp_logout');
26     nocache_headers();
27
28     $redirect_to = 'wp-login.php';
29     if ( isset($_REQUEST['redirect_to']) )
30         $redirect_to = $_REQUEST['redirect_to'];
31             
32     wp_redirect($redirect_to);
33     exit();
34
35 break;
36
37 case 'lostpassword':
38 do_action('lost_password');
39 ?>
40 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
41 <html xmlns="http://www.w3.org/1999/xhtml">
42 <head>
43     <title>WordPress &raquo; <?php _e('Lost Password') ?></title>
44     <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
45     <link rel="stylesheet" href="<?php echo get_settings('siteurl'); ?>/wp-admin/wp-admin.css" type="text/css" />
46     <script type="text/javascript">
47     function focusit() {
48         // focus on first input field
49         document.getElementById('user_login').focus();
50     }
51     window.onload = focusit;
52     </script>
53     <style type="text/css">
54     #user_login, #email, #submit {
55         font-size: 1.7em;
56     }
57     </style>
58 </head>
59 <body>
60 <div id="login">
61 <h1><a href="http://wordpress.org/">WordPress</a></h1>
62 <p><?php _e('Please enter your information here. We will send you a new password.') ?></p>
63 <?php
64 if ($error)
65     echo "<div id='login_error'>$error</div>";
66 ?>
67
68 <form name="lostpass" action="wp-login.php" method="post" id="lostpass">
69 <p>
70 <input type="hidden" name="action" value="retrievepassword" />
71 <label><?php _e('Username:') ?><br />
72 <input type="text" name="user_login" id="user_login" value="" size="20" tabindex="1" /></label></p>
73 <p><label><?php _e('E-mail:') ?><br />
74 <input type="text" name="email" id="email" value="" size="25" tabindex="2" /></label><br />
75 </p>
76 <p class="submit"><input type="submit" name="submit" id="submit" value="<?php _e('Retrieve Password'); ?> &raquo;" tabindex="3" /></p>
77 </form>
78 <ul>
79     <li><a href="<?php bloginfo('home'); ?>/" title="<?php _e('Are you lost?') ?>">&laquo; <?php _e('Back to blog') ?></a></li>
80 <?php if (get_settings('users_can_register')) : ?>
81     <li><a href="<?php bloginfo('wpurl'); ?>/wp-register.php"><?php _e('Register') ?></a></li>
82 <?php endif; ?>
83     <li><a href="<?php bloginfo('wpurl'); ?>/wp-login.php"><?php _e('Login') ?></a></li>
84 </ul>
85 </div>
86 </body>
87 </html>
88 <?php
89 break;
90
91 case 'retrievepassword':
92     $user_data = get_userdatabylogin($_POST['user_login']);
93     // redefining user_login ensures we return the right case in the email
94     $user_login = $user_data->user_login;
95     $user_email = $user_data->user_email;
96
97     if (!$user_email || $user_email != $_POST['email'])
98         die(sprintf(__('Sorry, that user does not seem to exist in our database. Perhaps you have the wrong username or e-mail address? <a href="%s">Try again</a>.'), 'wp-login.php?action=lostpassword'));
99
100 do_action('retreive_password', $user_login);  // Misspelled and deprecated.
101 do_action('retrieve_password', $user_login);
102
103     // Generate something random for a password... md5'ing current time with a rand salt
104     $key = substr( md5( uniqid( microtime() ) ), 0, 50);
105     // now insert the new pass md5'd into the db
106      $wpdb->query("UPDATE $wpdb->users SET user_activation_key = '$key' WHERE user_login = '$user_login'");
107     $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n";
108     $message .= get_option('siteurl') . "\r\n\r\n";
109     $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
110     $message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n";
111     $message .= get_settings('siteurl') . "/wp-login.php?action=resetpass&key=$key\r\n";
112
113     $m = wp_mail($user_email, sprintf(__('[%s] Password Reset'), get_settings('blogname')), $message);
114
115     if ($m == false) {
116          echo '<p>' . __('The e-mail could not be sent.') . "<br />\n";
117          echo  __('Possible reason: your host may have disabled the mail() function...') . "</p>";
118         die();
119     } else {
120         echo '<p>' .  sprintf(__("The e-mail was sent successfully to %s's e-mail address."), $user_login) . '<br />';
121         echo  "<a href='wp-login.php' title='" . __('Check your e-mail first, of course') . "'>" . __('Click here to login!') . '</a></p>';
122         die();
123     }
124
125 break;
126
127 case 'resetpass' :
128
129     // Generate something random for a password... md5'ing current time with a rand salt
130     $key = preg_replace('/[^a-z0-9]/i', '', $_GET['key']);
131     if ( empty($key) )
132         die( __('Sorry, that key does not appear to be valid.') );
133     $user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE user_activation_key = '$key'");
134     if ( !$user )
135         die( __('Sorry, that key does not appear to be valid.') );
136
137     do_action('password_reset');
138
139     $new_pass = substr( md5( uniqid( microtime() ) ), 0, 7);
140      $wpdb->query("UPDATE $wpdb->users SET user_pass = MD5('$new_pass'), user_activation_key = '' WHERE user_login = '$user->user_login'");
141     wp_cache_delete($user->ID, 'users');
142     wp_cache_delete($user->user_login, 'userlogins');   
143     $message  = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
144     $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n";
145     $message .= get_settings('siteurl') . "/wp-login.php\r\n";
146
147     $m = wp_mail($user->user_email, sprintf(__('[%s] Your new password'), get_settings('blogname')), $message);
148
149     if ($m == false) {
150         echo '<p>' . __('The e-mail could not be sent.') . "<br />\n";
151         echo  __('Possible reason: your host may have disabled the mail() function...') . '</p>';
152         die();
153     } else {
154         echo '<p>' .  sprintf(__('Your new password is in the mail.'), $user_login) . '<br />';
155         echo  "<a href='wp-login.php' title='" . __('Check your e-mail first, of course') . "'>" . __('Click here to login!') . '</a></p>';
156         // send a copy of password change notification to the admin
157         $message = sprintf(__('Password Lost and Changed for user: %s'), $user->user_login) . "\r\n";
158         wp_mail(get_settings('admin_email'), sprintf(__('[%s] Password Lost/Change'), get_settings('blogname')), $message);
159         die();
160     }
161 break;
162
163 case 'login' :
164 default:
165
166     $user_login = '';
167     $user_pass = '';
168     $using_cookie = false;
169     if ( !isset( $_REQUEST['redirect_to'] ) )
170         $redirect_to = 'wp-admin/';
171     else
172         $redirect_to = $_REQUEST['redirect_to'];
173
174     if( $_POST ) {
175         $user_login = $_POST['log'];
176         $user_login = sanitize_user( $user_login );
177         $user_pass  = $_POST['pwd'];
178         $rememberme = $_POST['rememberme'];
179     } else {
180         $cookie_login = wp_get_cookie_login();
181         if ( ! empty($cookie_login) ) {
182             $using_cookie = true;
183             $user_login = $cookie_login['login'];
184             $user_pass = $cookie_login['password'];
185         }
186     }
187
188     do_action('wp_authenticate', array(&$user_login, &$user_pass));
189
190     if ( $user_login && $user_pass ) {
191         $user = new WP_User(0, $user_login);
192     
193         // If the user can't edit posts, send them to their profile.
194         if ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' ) )
195             $redirect_to = get_settings('siteurl') . '/wp-admin/profile.php';
196     
197         if ( wp_login($user_login, $user_pass, $using_cookie) ) {
198             if ( !$using_cookie )
199                 wp_setcookie($user_login, $user_pass, false, '', '', $rememberme);
200             do_action('wp_login', $user_login);
201             wp_redirect($redirect_to);
202             exit;
203         } else {
204             if ( $using_cookie )           
205                 $error = __('Your session has expired.');
206         }
207     } else if ( $user_login || $user_pass ) {
208         $error = __('<strong>Error</strong>: The password field is empty.');
209     }
210 ?>
211 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
212 <html xmlns="http://www.w3.org/1999/xhtml">
213 <head>
214     <title>WordPress &rsaquo; <?php _e('Login') ?></title>
215     <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
216     <link rel="stylesheet" href="<?php bloginfo('wpurl'); ?>/wp-admin/wp-admin.css" type="text/css" />
217     <script type="text/javascript">
218     function focusit() {
219         document.getElementById('log').focus();
220     }
221     window.onload = focusit;
222     </script>
223 </head>
224 <body>
225
226 <div id="login">
227 <h1><a href="http://wordpress.org/">WordPress</a></h1>
228 <?php
229 if ( $error )
230     echo "<div id='login_error'>$error</div>";
231 ?>
232
233 <form name="loginform" id="loginform" action="wp-login.php" method="post">
234 <p><label><?php _e('Username:') ?><br /><input type="text" name="log" id="log" value="<?php echo attribute_escape(stripslashes($user_login)); ?>" size="20" tabindex="1" /></label></p>
235 <p><label><?php _e('Password:') ?><br /> <input type="password" name="pwd" id="pwd" value="" size="20" tabindex="2" /></label></p>
236 <p>
237   <label><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="3" />
238   <?php _e('Remember me'); ?></label></p>
239 <p class="submit">
240     <input type="submit" name="submit" id="submit" value="<?php _e('Login'); ?> &raquo;" tabindex="4" />
241     <input type="hidden" name="redirect_to" value="<?php echo attribute_escape($redirect_to); ?>" />
242 </p>
243 </form>
244 <ul>
245     <li><a href="<?php bloginfo('home'); ?>/" title="<?php _e('Are you lost?') ?>">&laquo; <?php _e('Back to blog') ?></a></li>
246 <?php if (get_settings('users_can_register')) : ?>
247     <li><a href="<?php bloginfo('wpurl'); ?>/wp-register.php"><?php _e('Register') ?></a></li>
248 <?php endif; ?>
249     <li><a href="<?php bloginfo('wpurl'); ?>/wp-login.php?action=lostpassword" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a></li>
250 </ul>
251 </div>
252
253 </body>
254 </html>
255 <?php
256
257 break;
258 } // end action switch
259 ?>
260
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