X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/cc7b1505cd9fafd87c3672f669e13e98b0c544f7..11be8dc178e77d0b46189bbd8e33a216a9b90942:/wp-login.php diff --git a/wp-login.php b/wp-login.php index 3a45bc9e..dab6324f 100644 --- a/wp-login.php +++ b/wp-login.php @@ -1,8 +1,254 @@ element. + * @param string $message Optional. Message to display in header. + * @param WP_Error $wp_error Optional. WordPress Error Object + */ +function login_header($title = 'Log In', $message = '', $wp_error = '') { + global $error; + + if ( empty($wp_error) ) + $wp_error = new WP_Error(); + ?> + +> + + <?php bloginfo('name'); ?> › <?php echo $title; ?> + + + + + +

+add('error', $error); + unset($error); + } + + if ( $wp_error->get_error_code() ) { + $errors = ''; + $messages = ''; + foreach ( $wp_error->get_error_codes() as $code ) { + $severity = $wp_error->get_error_data($code); + foreach ( $wp_error->get_error_messages($code) as $error ) { + if ( 'message' == $severity ) + $messages .= ' ' . $error . "
\n"; + else + $errors .= ' ' . $error . "
\n"; + } + } + if ( !empty($errors) ) + echo '
' . apply_filters('login_errors', $errors) . "
\n"; + if ( !empty($messages) ) + echo '

' . apply_filters('login_messages', $messages) . "

\n"; + } +} // End of login_header() + +/** + * Handles sending password retrieval email to user. + * + * @uses $wpdb WordPress Database object + * + * @return bool|WP_Error True: when finish. WP_Error on error + */ +function retrieve_password() { + global $wpdb; + + $errors = new WP_Error(); + + if ( empty( $_POST['user_login'] ) && empty( $_POST['user_email'] ) ) + $errors->add('empty_username', __('ERROR: Enter a username or e-mail address.')); + + if ( strpos($_POST['user_login'], '@') ) { + $user_data = get_user_by_email(trim($_POST['user_login'])); + if ( empty($user_data) ) + $errors->add('invalid_email', __('ERROR: There is no user registered with that email address.')); + } else { + $login = trim($_POST['user_login']); + $user_data = get_userdatabylogin($login); + } + + do_action('lostpassword_post'); + + if ( $errors->get_error_code() ) + return $errors; + + if ( !$user_data ) { + $errors->add('invalidcombo', __('ERROR: Invalid username or e-mail.')); + return $errors; + } + + // redefining user_login ensures we return the right case in the email + $user_login = $user_data->user_login; + $user_email = $user_data->user_email; + + do_action('retreive_password', $user_login); // Misspelled and deprecated + do_action('retrieve_password', $user_login); + + $allow = apply_filters('allow_password_reset', true, $user_data->ID); + + if ( ! $allow ) + return new WP_Error('no_password_reset', __('Password reset is not allowed for this user')); + else if ( is_wp_error($allow) ) + return $allow; + + $key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login)); + if ( empty($key) ) { + // Generate something random for a key... + $key = wp_generate_password(20, false); + do_action('retrieve_password_key', $user_login, $key); + // Now insert the new md5 key into the db + $wpdb->query($wpdb->prepare("UPDATE $wpdb->users SET user_activation_key = %s WHERE user_login = %s", $key, $user_login)); + } + $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n"; + $message .= get_option('siteurl') . "\r\n\r\n"; + $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n"; + $message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n"; + $message .= site_url("wp-login.php?action=rp&key=$key", 'login') . "\r\n"; + + if ( !wp_mail($user_email, sprintf(__('[%s] Password Reset'), get_option('blogname')), $message) ) + die('

' . __('The e-mail could not be sent.') . "
\n" . __('Possible reason: your host may have disabled the mail() function...') . '

'); + + return true; +} + +/** + * Handles resetting the user's password. + * + * @uses $wpdb WordPress Database object + * + * @param string $key Hash to validate sending user's password + * @return bool|WP_Error + */ +function reset_password($key) { + global $wpdb; + + $key = preg_replace('/[^a-z0-9]/i', '', $key); + + if ( empty( $key ) ) + return new WP_Error('invalid_key', __('Invalid key')); + + $user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s", $key)); + if ( empty( $user ) ) + return new WP_Error('invalid_key', __('Invalid key')); + + do_action('password_reset', $user); + + // Generate something random for a password... + $new_pass = wp_generate_password(); + wp_set_password($new_pass, $user->ID); + $message = sprintf(__('Username: %s'), $user->user_login) . "\r\n"; + $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n"; + $message .= site_url('wp-login.php', 'login') . "\r\n"; + + if ( !wp_mail($user->user_email, sprintf(__('[%s] Your new password'), get_option('blogname')), $message) ) + die('

' . __('The e-mail could not be sent.') . "
\n" . __('Possible reason: your host may have disabled the mail() function...') . '

'); + + wp_password_change_notification($user); + + return true; +} + +/** + * Handles registering a new user. + * + * @param string $user_login User's username for logging in + * @param string $user_email User's email address to send password and add + * @return int|WP_Error Either user's ID or error on failure. + */ +function register_new_user($user_login, $user_email) { + $errors = new WP_Error(); + + $user_login = sanitize_user( $user_login ); + $user_email = apply_filters( 'user_registration_email', $user_email ); + + // Check the username + if ( $user_login == '' ) + $errors->add('empty_username', __('ERROR: Please enter a username.')); + elseif ( !validate_username( $user_login ) ) { + $errors->add('invalid_username', __('ERROR: This username is invalid. Please enter a valid username.')); + $user_login = ''; + } elseif ( username_exists( $user_login ) ) + $errors->add('username_exists', __('ERROR: This username is already registered, please choose another one.')); + + // Check the e-mail address + if ($user_email == '') { + $errors->add('empty_email', __('ERROR: Please type your e-mail address.')); + } elseif ( !is_email( $user_email ) ) { + $errors->add('invalid_email', __('ERROR: The email address isn’t correct.')); + $user_email = ''; + } elseif ( email_exists( $user_email ) ) + $errors->add('email_exists', __('ERROR: This email is already registered, please choose another one.')); + + do_action('register_post', $user_login, $user_email, $errors); + + $errors = apply_filters( 'registration_errors', $errors ); + + if ( $errors->get_error_code() ) + return $errors; + + $user_pass = wp_generate_password(); + $user_id = wp_create_user( $user_login, $user_pass, $user_email ); + if ( !$user_id ) { + $errors->add('registerfail', sprintf(__('ERROR: Couldn’t register you... please contact the webmaster !'), get_option('admin_email'))); + return $errors; + } + + wp_new_user_notification($user_id, $user_pass); + + return $user_id; +} + +// +// Main +// + +$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : ''; +$errors = new WP_Error(); -$action = $_REQUEST['action']; -$error = ''; +if ( isset($_GET['key']) ) + $action = 'resetpass'; nocache_headers(); @@ -13,243 +259,255 @@ if ( defined('RELOCATE') ) { // Move flag is set $_SERVER['PHP_SELF'] = str_replace( $_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF'] ); $schema = ( isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on' ) ? 'https://' : 'http://'; - if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_settings('siteurl') ) + if ( dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl') ) update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) ); } -switch($action) { +//Set a cookie now to see if they are supported by the browser. +setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN); +if ( SITECOOKIEPATH != COOKIEPATH ) + setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN); -case 'logout': +$http_post = ('POST' == $_SERVER['REQUEST_METHOD']); +switch ($action) { - wp_clearcookie(); - do_action('wp_logout'); - nocache_headers(); +case 'logout' : + check_admin_referer('log-out'); + wp_logout(); - $redirect_to = 'wp-login.php'; - if ( isset($_REQUEST['redirect_to']) ) + $redirect_to = 'wp-login.php?loggedout=true'; + if ( isset( $_REQUEST['redirect_to'] ) ) $redirect_to = $_REQUEST['redirect_to']; - - wp_redirect($redirect_to); + + wp_safe_redirect($redirect_to); exit(); break; -case 'lostpassword': -do_action('lost_password'); -?> - - - - WordPress » <?php _e('Lost Password') ?> - - - - - - -
-

WordPress

-

-$error
"; + + if ( isset($_GET['error']) && 'invalidkey' == $_GET['error'] ) $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.')); + + do_action('lost_password'); + login_header(__('Lost Password'), '

' . __('Please enter your username or e-mail address. You will receive a new password via e-mail.') . '

', $errors); + + $user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : ''; + ?> -
-

- -

-


-

-

+ +

+ +

+ +

- +

+
+ +

+ + user_login; - $user_email = $user_data->user_email; - - if (!$user_email || $user_email != $_POST['email']) - die(sprintf(__('Sorry, that user does not seem to exist in our database. Perhaps you have the wrong username or e-mail address? Try again.'), 'wp-login.php?action=lostpassword')); +case 'resetpass' : +case 'rp' : + $errors = reset_password($_GET['key']); -do_action('retreive_password', $user_login); // Misspelled and deprecated. -do_action('retrieve_password', $user_login); + if ( ! is_wp_error($errors) ) { + wp_redirect('wp-login.php?checkemail=newpass'); + exit(); + } - // Generate something random for a password... md5'ing current time with a rand salt - $key = substr( md5( uniqid( microtime() ) ), 0, 50); - // now insert the new pass md5'd into the db - $wpdb->query("UPDATE $wpdb->users SET user_activation_key = '$key' WHERE user_login = '$user_login'"); - $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n"; - $message .= get_option('siteurl') . "\r\n\r\n"; - $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n"; - $message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n"; - $message .= get_settings('siteurl') . "/wp-login.php?action=resetpass&key=$key\r\n"; + wp_redirect('wp-login.php?action=lostpassword&error=invalidkey'); + exit(); - $m = wp_mail($user_email, sprintf(__('[%s] Password Reset'), get_settings('blogname')), $message); +break; - if ($m == false) { - echo '

' . __('The e-mail could not be sent.') . "
\n"; - echo __('Possible reason: your host may have disabled the mail() function...') . "

"; - die(); - } else { - echo '

' . sprintf(__("The e-mail was sent successfully to %s's e-mail address."), $user_login) . '
'; - echo "" . __('Click here to login!') . '

'; - die(); +case 'register' : + if ( !get_option('users_can_register') ) { + wp_redirect('wp-login.php?registration=disabled'); + exit(); } -break; + $user_login = ''; + $user_email = ''; + if ( $http_post ) { + require_once( ABSPATH . WPINC . '/registration.php'); + + $user_login = $_POST['user_login']; + $user_email = $_POST['user_email']; + $errors = register_new_user($user_login, $user_email); + if ( !is_wp_error($errors) ) { + wp_redirect('wp-login.php?checkemail=registered'); + exit(); + } + } -case 'resetpass' : + login_header(__('Registration Form'), '

' . __('Register For This Site') . '

', $errors); +?> - // Generate something random for a password... md5'ing current time with a rand salt - $key = preg_replace('/a-z0-9/i', '', $_GET['key']); - if ( empty($key) ) - die( __('Sorry, that key does not appear to be valid.') ); - $user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE user_activation_key = '$key'"); - if ( !$user ) - die( __('Sorry, that key does not appear to be valid.') ); +
+

+ +

+

+ +

+ +

+

+
- do_action('password_reset'); + - $new_pass = substr( md5( uniqid( microtime() ) ), 0, 7); - $wpdb->query("UPDATE $wpdb->users SET user_pass = MD5('$new_pass'), user_activation_key = '' WHERE user_login = '$user->user_login'"); - wp_cache_delete($user->ID, 'users'); - wp_cache_delete($user->user_login, 'userlogins'); - $message = sprintf(__('Username: %s'), $user->user_login) . "\r\n"; - $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n"; - $message .= get_settings('siteurl') . "/wp-login.php\r\n"; + - $m = wp_mail($user->user_email, sprintf(__('[%s] Your new password'), get_settings('blogname')), $message); +

- if ($m == false) { - echo '

' . __('The e-mail could not be sent.') . "
\n"; - echo __('Possible reason: your host may have disabled the mail() function...') . '

'; - die(); - } else { - echo '

' . sprintf(__('Your new password is in the mail.'), $user_login) . '
'; - echo "" . __('Click here to login!') . '

'; - // send a copy of password change notification to the admin - $message = sprintf(__('Password Lost and Changed for user: %s'), $user->user_login) . "\r\n"; - wp_mail(get_settings('admin_email'), sprintf(__('[%s] Password Lost/Change'), get_settings('blogname')), $message); - die(); - } + + + +ID) ) { + $secure_cookie = true; + force_ssl_admin(true); + } + } + } - $user_login = ''; - $user_pass = ''; - $using_cookie = false; - if ( !isset( $_REQUEST['redirect_to'] ) ) - $redirect_to = 'wp-admin/'; - else + if ( isset( $_REQUEST['redirect_to'] ) ) { $redirect_to = $_REQUEST['redirect_to']; - - if( $_POST ) { - $user_login = $_POST['log']; - $user_login = sanitize_user( $user_login ); - $user_pass = $_POST['pwd']; - $rememberme = $_POST['rememberme']; + // Redirect to https if user wants ssl + if ( $secure_cookie && false !== strpos($redirect_to, 'wp-admin') ) + $redirect_to = preg_replace('|^http://|', 'https://', $redirect_to); } else { - $cookie_login = wp_get_cookie_login(); - if ( ! empty($cookie_login) ) { - $using_cookie = true; - $user_login = $cookie_login['login']; - $user_pass = $cookie_login['password']; - } + $redirect_to = admin_url(); } - do_action('wp_authenticate', array(&$user_login, &$user_pass)); + if ( !$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ) ) + $secure_cookie = false; + + $user = wp_signon('', $secure_cookie); - if ( $user_login && $user_pass ) { - $user = new WP_User(0, $user_login); - + $redirect_to = apply_filters('login_redirect', $redirect_to, isset( $_REQUEST['redirect_to'] ) ? $_REQUEST['redirect_to'] : '', $user); + + if ( !is_wp_error($user) ) { // If the user can't edit posts, send them to their profile. if ( !$user->has_cap('edit_posts') && ( empty( $redirect_to ) || $redirect_to == 'wp-admin/' ) ) - $redirect_to = get_settings('siteurl') . '/wp-admin/profile.php'; - - if ( wp_login($user_login, $user_pass, $using_cookie) ) { - if ( !$using_cookie ) - wp_setcookie($user_login, $user_pass, false, '', '', $rememberme); - do_action('wp_login', $user_login); - wp_redirect($redirect_to); - exit; - } else { - if ( $using_cookie ) - $error = __('Your session has expired.'); - } - } else if ( $user_login || $user_pass ) { - $error = __('Error: The password field is empty.'); + $redirect_to = admin_url('profile.php'); + wp_safe_redirect($redirect_to); + exit(); } -?> - - - - WordPress › <?php _e('Login') ?> - - - - - -
-

WordPress

-$error
"; + $errors = $user; + // Clear errors if loggedout is set. + if ( !empty($_GET['loggedout']) ) + $errors = new WP_Error(); + + // If cookies are disabled we can't log in even with a valid user+pass + if ( isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]) ) + $errors->add('test_cookie', __("ERROR: Cookies are blocked or not supported by your browser. You must enable cookies to use WordPress.")); + + // Some parts of this script use the main login form to display a message + if ( isset($_GET['loggedout']) && TRUE == $_GET['loggedout'] ) $errors->add('loggedout', __('You are now logged out.'), 'message'); + elseif ( isset($_GET['registration']) && 'disabled' == $_GET['registration'] ) $errors->add('registerdisabled', __('User registration is currently not allowed.')); + elseif ( isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'] ) $errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message'); + elseif ( isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'] ) $errors->add('newpass', __('Check your e-mail for your new password.'), 'message'); + elseif ( isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'] ) $errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message'); + + login_header(__('Log In'), '', $errors); + + if ( isset($_POST['log']) ) + $user_login = ( 'incorrect_password' == $errors->get_error_code() || 'empty_password' == $errors->get_error_code() ) ? attribute_escape(stripslashes($_POST['log'])) : ''; ?> -
-

-

-

-

-

- - -

+ + +

+ +

+

+ +

+ +

+

+ + + +

- + + + +

+ +