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<?php
/**
* Core User API
*
* @package WordPress
* @subpackage Users
*/
/**
* Authenticates and logs a user in with 'remember' capability.
*
* The credentials is an array that has 'user_login', 'user_password', and
* 'remember' indices. If the credentials is not given, then the log in form
* will be assumed and used if set.
*
* The various authentication cookies will be set by this function and will be
* set for a longer period depending on if the 'remember' credential is set to
* true.
*
* Note: wp_signon() doesn't handle setting the current user. This means that if the
* function is called before the {@see 'init'} hook is fired, is_user_logged_in() will
* evaluate as false until that point. If is_user_logged_in() is needed in conjunction
* with wp_signon(), wp_set_current_user() should be called explicitly.
*
* @since 2.5.0
*
* @global string $auth_secure_cookie
*
* @param array $credentials {
* Optional. User info in order to sign on.
*
* @type string $user_login Username.
* @type string $user_password User password.
* @type bool $remember Whether to 'remember' the user. Increases the time
* that the cookie will be kept. Default false.
* }
* @param string|bool $secure_cookie Optional. Whether to use secure cookie.
* @return WP_User|WP_Error WP_User on success, WP_Error on failure.
*/
function wp_signon( $credentials = array(), $secure_cookie = '' ) {
if ( empty( $credentials ) ) {
$credentials = array(
'user_login' => '',
'user_password' => '',
'remember' => false,
);
if ( ! empty( $_POST['log'] ) ) {
$credentials['user_login'] = wp_unslash( $_POST['log'] );
}
if ( ! empty( $_POST['pwd'] ) ) {
$credentials['user_password'] = $_POST['pwd'];
}
if ( ! empty( $_POST['rememberme'] ) ) {
$credentials['remember'] = $_POST['rememberme'];
}
}
if ( ! empty( $credentials['remember'] ) ) {
$credentials['remember'] = true;
} else {
$credentials['remember'] = false;
}
/**
* Fires before the user is authenticated.
*
* The variables passed to the callbacks are passed by reference,
* and can be modified by callback functions.
*
* @since 1.5.1
*
* @todo Decide whether to deprecate the wp_authenticate action.
*
* @param string $user_login Username (passed by reference).
* @param string $user_password User password (passed by reference).
*/
do_action_ref_array( 'wp_authenticate', array( &$credentials['user_login'], &$credentials['user_password'] ) );
if ( '' === $secure_cookie ) {
$secure_cookie = is_ssl();
}
/**
* Filters whether to use a secure sign-on cookie.
*
* @since 3.1.0
*
* @param bool $secure_cookie Whether to use a secure sign-on cookie.
* @param array $credentials {
* Array of entered sign-on data.
*
* @type string $user_login Username.
* @type string $user_password Password entered.
* @type bool $remember Whether to 'remember' the user. Increases the time
* that the cookie will be kept. Default false.
* }
*/
$secure_cookie = apply_filters( 'secure_signon_cookie', $secure_cookie, $credentials );
global $auth_secure_cookie; // XXX ugly hack to pass this to wp_authenticate_cookie().
$auth_secure_cookie = $secure_cookie;
add_filter( 'authenticate', 'wp_authenticate_cookie', 30, 3 );
$user = wp_authenticate( $credentials['user_login'], $credentials['user_password'] );
if ( is_wp_error( $user ) ) {
return $user;
}
wp_set_auth_cookie( $user->ID, $credentials['remember'], $secure_cookie );
/**
* Fires after the user has successfully logged in.
*
* @since 1.5.0
*
* @param string $user_login Username.
* @param WP_User $user WP_User object of the logged-in user.
*/
do_action( 'wp_login', $user->user_login, $user );
return $user;
}
/**
* Authenticates a user, confirming the username and password are valid.
*
* @since 2.8.0
*
* @param WP_User|WP_Error|null $user WP_User or WP_Error object from a previous callback. Default null.
* @param string $username Username for authentication.
* @param string $password Password for authentication.
* @return WP_User|WP_Error WP_User on success, WP_Error on failure.
*/
function wp_authenticate_username_password( $user, $username, $password ) {
if ( $user instanceof WP_User ) {
return $user;
}
if ( empty( $username ) || empty( $password ) ) {
if ( is_wp_error( $user ) ) {
return $user;
}
$error = new WP_Error();
if ( empty( $username ) ) {
$error->add( 'empty_username', __( '<strong>Error:</strong> The username field is empty.' ) );
}
if ( empty( $password ) ) {
$error->add( 'empty_password', __( '<strong>Error:</strong> The password field is empty.' ) );
}
return $error;
}
$user = get_user_by( 'login', $username );
if ( ! $user ) {
return new WP_Error(
'invalid_username',
sprintf(
/* translators: %s: User name. */
__( '<strong>Error:</strong> The username <strong>%s</strong> is not registered on this site. If you are unsure of your username, try your email address instead.' ),
$username
)
);
}
/**
* Filters whether the given user can be authenticated with the provided password.
*
* @since 2.5.0
*
* @param WP_User|WP_Error $user WP_User or WP_Error object if a previous
* callback failed authentication.
* @param string $password Password to check against the user.
*/
$user = apply_filters( 'wp_authenticate_user', $user, $password );
if ( is_wp_error( $user ) ) {
return $user;
}
if ( ! wp_check_password( $password, $user->user_pass, $user->ID ) ) {
return new WP_Error(
'incorrect_password',
sprintf(
/* translators: %s: User name. */
__( '<strong>Error:</strong> The password you entered for the username %s is incorrect.' ),
'<strong>' . $username . '</strong>'
) .
' <a href="' . wp_lostpassword_url() . '">' .
__( 'Lost your password?' ) .
'</a>'
);
}
return $user;
}
/**
* Authenticates a user using the email and password.
*
* @since 4.5.0
*
* @param WP_User|WP_Error|null $user WP_User or WP_Error object if a previous
* callback failed authentication.
* @param string $email Email address for authentication.
* @param string $password Password for authentication.
* @return WP_User|WP_Error WP_User on success, WP_Error on failure.
*/
function wp_authenticate_email_password( $user, $email, $password ) {
if ( $user instanceof WP_User ) {
return $user;
}
if ( empty( $email ) || empty( $password ) ) {
if ( is_wp_error( $user ) ) {
return $user;
}
$error = new WP_Error();
if ( empty( $email ) ) {
// Uses 'empty_username' for back-compat with wp_signon().
$error->add( 'empty_username', __( '<strong>Error:</strong> The email field is empty.' ) );
}
if ( empty( $password ) ) {
$error->add( 'empty_password', __( '<strong>Error:</strong> The password field is empty.' ) );
}
return $error;
}
if ( ! is_email( $email ) ) {
return $user;
}
$user = get_user_by( 'email', $email );
if ( ! $user ) {
return new WP_Error(
'invalid_email',
__( 'Unknown email address. Check again or try your username.' )
);
}
/** This filter is documented in wp-includes/user.php */
$user = apply_filters( 'wp_authenticate_user', $user, $password );
if ( is_wp_error( $user ) ) {
return $user;
}
if ( ! wp_check_password( $password, $user->user_pass, $user->ID ) ) {
return new WP_Error(
'incorrect_password',
sprintf(
/* translators: %s: Email address. */
__( '<strong>Error:</strong> The password you entered for the email address %s is incorrect.' ),
'<strong>' . $email . '</strong>'
) .
' <a href="' . wp_lostpassword_url() . '">' .
__( 'Lost your password?' ) .
'</a>'
);
}
return $user;
}
/**
* Authenticates the user using the WordPress auth cookie.
*
* @since 2.8.0
*
* @global string $auth_secure_cookie
*
* @param WP_User|WP_Error|null $user WP_User or WP_Error object from a previous callback. Default null.
* @param string $username Username. If not empty, cancels the cookie authentication.
* @param string $password Password. If not empty, cancels the cookie authentication.
* @return WP_User|WP_Error WP_User on success, WP_Error on failure.
*/
function wp_authenticate_cookie( $user, $username, $password ) {
if ( $user instanceof WP_User ) {
return $user;
}
if ( empty( $username ) && empty( $password ) ) {
$user_id = wp_validate_auth_cookie();
if ( $user_id ) {
return new WP_User( $user_id );
}
global $auth_secure_cookie;
if ( $auth_secure_cookie ) {
$auth_cookie = SECURE_AUTH_COOKIE;
} else {
$auth_cookie = AUTH_COOKIE;
}
if ( ! empty( $_COOKIE[ $auth_cookie ] ) ) {
return new WP_Error( 'expired_session', __( 'Please log in again.' ) );
}
// If the cookie is not set, be silent.
}
return $user;
}
/**
* Authenticates the user using an application password.
*
* @since 5.6.0
*
* @param WP_User|WP_Error|null $input_user WP_User or WP_Error object if a previous
* callback failed authentication.
* @param string $username Username for authentication.
* @param string $password Password for authentication.
* @return WP_User|WP_Error|null WP_User on success, WP_Error on failure, null if
* null is passed in and this isn't an API request.
*/
function wp_authenticate_application_password( $input_user, $username, $password ) {
if ( $input_user instanceof WP_User ) {
return $input_user;
}
if ( ! WP_Application_Passwords::is_in_use() ) {
return $input_user;
}
// The 'REST_REQUEST' check here may happen too early for the constant to be available.
$is_api_request = ( ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) || ( defined( 'REST_REQUEST' ) && REST_REQUEST ) );
/**
* Filters whether this is an API request that Application Passwords can be used on.
*
* By default, Application Passwords is available for the REST API and XML-RPC.
*
* @since 5.6.0
*
* @param bool $is_api_request If this is an acceptable API request.
*/
$is_api_request = apply_filters( 'application_password_is_api_request', $is_api_request );
if ( ! $is_api_request ) {
return $input_user;
}
$error = null;
$user = get_user_by( 'login', $username );
if ( ! $user && is_email( $username ) ) {
$user = get_user_by( 'email', $username );
}
// If the login name is invalid, short circuit.
if ( ! $user ) {
if ( is_email( $username ) ) {
$error = new WP_Error(
'invalid_email',
__( '<strong>Error:</strong> Unknown email address. Check again or try your username.' )
);
} else {
$error = new WP_Error(
'invalid_username',
__( '<strong>Error:</strong> Unknown username. Check again or try your email address.' )
);
}
} elseif ( ! wp_is_application_passwords_available() ) {
$error = new WP_Error(
'application_passwords_disabled',
__( 'Application passwords are not available.' )
);
} elseif ( ! wp_is_application_passwords_available_for_user( $user ) ) {
$error = new WP_Error(
'application_passwords_disabled_for_user',
__( 'Application passwords are not available for your account. Please contact the site administrator for assistance.' )
);
}
if ( $error ) {
/**
* Fires when an application password failed to authenticate the user.
*
* @since 5.6.0
*
* @param WP_Error $error The authentication error.
*/
do_action( 'application_password_failed_authentication', $error );
return $error;
}
/*
* Strips out anything non-alphanumeric. This is so passwords can be used with
* or without spaces to indicate the groupings for readability.
*
* Generated application passwords are exclusively alphanumeric.
*/
$password = preg_replace( '/[^a-z\d]/i', '', $password );
$hashed_passwords = WP_Application_Passwords::get_user_application_passwords( $user->ID );
foreach ( $hashed_passwords as $key => $item ) {
if ( ! wp_check_password( $password, $item['password'], $user->ID ) ) {
continue;
}
$error = new WP_Error();
/**
* Fires when an application password has been successfully checked as valid.
*
* This allows for plugins to add additional constraints to prevent an application password from being used.
*
* @since 5.6.0
*
* @param WP_Error $error The error object.
* @param WP_User $user The user authenticating.
* @param array $item The details about the application password.
* @param string $password The raw supplied password.
*/
do_action( 'wp_authenticate_application_password_errors', $error, $user, $item, $password );
if ( is_wp_error( $error ) && $error->has_errors() ) {
/** This action is documented in wp-includes/user.php */
do_action( 'application_password_failed_authentication', $error );
return $error;
}
WP_Application_Passwords::record_application_password_usage( $user->ID, $item['uuid'] );
/**
* Fires after an application password was used for authentication.
*
* @since 5.6.0
*
* @param WP_User $user The user who was authenticated.
* @param array $item The application password used.
*/
do_action( 'application_password_did_authenticate', $user, $item );
return $user;
}
$error = new WP_Error(
'incorrect_password',
__( 'The provided password is an invalid application password.' )
);
/** This action is documented in wp-includes/user.php */
do_action( 'application_password_failed_authentication', $error );
return $error;
}
/**
* Validates the application password credentials passed via Basic Authentication.
*
* @since 5.6.0
*
* @param int|false $input_user User ID if one has been determined, false otherwise.
* @return int|false The authenticated user ID if successful, false otherwise.
*/
function wp_validate_application_password( $input_user ) {
// Don't authenticate twice.
if ( ! empty( $input_user ) ) {
return $input_user;
}
if ( ! wp_is_application_passwords_available() ) {
return $input_user;
}
// Both $_SERVER['PHP_AUTH_USER'] and $_SERVER['PHP_AUTH_PW'] must be set in order to attempt authentication.
if ( ! isset( $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] ) ) {
return $input_user;
}
$authenticated = wp_authenticate_application_password( null, $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] );
if ( $authenticated instanceof WP_User ) {
return $authenticated->ID;
}
// If it wasn't a user what got returned, just pass on what we had received originally.
return $input_user;
}
/**
* For Multisite blogs, checks if the authenticated user has been marked as a
* spammer, or if the user's primary blog has been marked as spam.
*
* @since 3.7.0
*
* @param WP_User|WP_Error|null $user WP_User or WP_Error object from a previous callback. Default null.
* @return WP_User|WP_Error WP_User on success, WP_Error if the user is considered a spammer.
*/
function wp_authenticate_spam_check( $user ) {
if ( $user instanceof WP_User && is_multisite() ) {
/**
* Filters whether the user has been marked as a spammer.
*
* @since 3.7.0
*
* @param bool $spammed Whether the user is considered a spammer.
* @param WP_User $user User to check against.
*/
$spammed = apply_filters( 'check_is_user_spammed', is_user_spammy( $user ), $user );
if ( $spammed ) {
return new WP_Error( 'spammer_account', __( '<strong>Error:</strong> Your account has been marked as a spammer.' ) );
}
}
return $user;
}
/**
* Validates the logged-in cookie.
*
* Checks the logged-in cookie if the previous auth cookie could not be
* validated and parsed.
*
* This is a callback for the {@see 'determine_current_user'} filter, rather than API.
*
* @since 3.9.0
*
* @param int|false $user_id The user ID (or false) as received from
* the `determine_current_user` filter.
* @return int|false User ID if validated, false otherwise. If a user ID from
* an earlier filter callback is received, that value is returned.
*/
function wp_validate_logged_in_cookie( $user_id ) {
if ( $user_id ) {
return $user_id;
}
if ( is_blog_admin() || is_network_admin() || empty( $_COOKIE[ LOGGED_IN_COOKIE ] ) ) {
return false;
}
return wp_validate_auth_cookie( $_COOKIE[ LOGGED_IN_COOKIE ], 'logged_in' );
}
/**
* Gets the number of posts a user has written.
*
* @since 3.0.0
* @since 4.1.0 Added `$post_type` argument.
* @since 4.3.0 Added `$public_only` argument. Added the ability to pass an array
* of post types to `$post_type`.
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $userid User ID.
* @param array|string $post_type Optional. Single post type or array of post types to count the number of posts for. Default 'post'.
* @param bool $public_only Optional. Whether to only return counts for public posts. Default false.
* @return string Number of posts the user has written in this post type.
*/
function count_user_posts( $userid, $post_type = 'post', $public_only = false ) {
global $wpdb;
$where = get_posts_by_author_sql( $post_type, true, $userid, $public_only );
$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->posts $where" );
/**
* Filters the number of posts a user has written.
*
* @since 2.7.0
* @since 4.1.0 Added `$post_type` argument.
* @since 4.3.1 Added `$public_only` argument.
*
* @param int $count The user's post count.
* @param int $userid User ID.
* @param string|array $post_type Single post type or array of post types to count the number of posts for.
* @param bool $public_only Whether to limit counted posts to public posts.
*/
return apply_filters( 'get_usernumposts', $count, $userid, $post_type, $public_only );
}
/**
* Gets the number of posts written by a list of users.
*
* @since 3.0.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param int[] $users Array of user IDs.
* @param string|string[] $post_type Optional. Single post type or array of post types to check. Defaults to 'post'.
* @param bool $public_only Optional. Only return counts for public posts. Defaults to false.
* @return string[] Amount of posts each user has written, as strings, keyed by user ID.
*/
function count_many_users_posts( $users, $post_type = 'post', $public_only = false ) {
global $wpdb;
$count = array();
if ( empty( $users ) || ! is_array( $users ) ) {
return $count;
}
$userlist = implode( ',', array_map( 'absint', $users ) );
$where = get_posts_by_author_sql( $post_type, true, null, $public_only );
$result = $wpdb->get_results( "SELECT post_author, COUNT(*) FROM $wpdb->posts $where AND post_author IN ($userlist) GROUP BY post_author", ARRAY_N );
foreach ( $result as $row ) {
$count[ $row[0] ] = $row[1];
}
foreach ( $users as $id ) {
if ( ! isset( $count[ $id ] ) ) {
$count[ $id ] = 0;
}
}
return $count;
}
//
// User option functions.
//
/**
* Gets the current user's ID.
*
* @since MU (3.0.0)
*
* @return int The current user's ID, or 0 if no user is logged in.
*/
function get_current_user_id() {
if ( ! function_exists( 'wp_get_current_user' ) ) {
return 0;
}
$user = wp_get_current_user();
return ( isset( $user->ID ) ? (int) $user->ID : 0 );
}
/**
* Retrieves user option that can be either per Site or per Network.
*
* If the user ID is not given, then the current user will be used instead. If
* the user ID is given, then the user data will be retrieved. The filter for
* the result, will also pass the original option name and finally the user data
* object as the third parameter.
*
* The option will first check for the per site name and then the per Network name.
*
* @since 2.0.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $option User option name.
* @param int $user Optional. User ID.
* @param string $deprecated Use get_option() to check for an option in the options table.
* @return mixed User option value on success, false on failure.
*/
function get_user_option( $option, $user = 0, $deprecated = '' ) {
global $wpdb;
if ( ! empty( $deprecated ) ) {
_deprecated_argument( __FUNCTION__, '3.0.0' );
}
if ( empty( $user ) ) {
$user = get_current_user_id();
}
$user = get_userdata( $user );
if ( ! $user ) {
return false;
}
$prefix = $wpdb->get_blog_prefix();
if ( $user->has_prop( $prefix . $option ) ) { // Blog-specific.
$result = $user->get( $prefix . $option );
} elseif ( $user->has_prop( $option ) ) { // User-specific and cross-blog.
$result = $user->get( $option );
} else {
$result = false;
}
/**
* Filters a specific user option value.
*
* The dynamic portion of the hook name, `$option`, refers to the user option name.
*
* @since 2.5.0
*
* @param mixed $result Value for the user's option.
* @param string $option Name of the option being retrieved.
* @param WP_User $user WP_User object of the user whose option is being retrieved.
*/
return apply_filters( "get_user_option_{$option}", $result, $option, $user );
}
/**
* Updates user option with global blog capability.
*
* User options are just like user metadata except that they have support for
* global blog options. If the 'is_global' parameter is false, which it is by default,
* it will prepend the WordPress table prefix to the option name.
*
* Deletes the user option if $newvalue is empty.
*
* @since 2.0.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id User ID.
* @param string $option_name User option name.
* @param mixed $newvalue User option value.
* @param bool $is_global Optional. Whether option name is global or blog specific.
* Default false (blog specific).
* @return int|bool User meta ID if the option didn't exist, true on successful update,
* false on failure.
*/
function update_user_option( $user_id, $option_name, $newvalue, $is_global = false ) {
global $wpdb;
if ( ! $is_global ) {
$option_name = $wpdb->get_blog_prefix() . $option_name;
}
return update_user_meta( $user_id, $option_name, $newvalue );
}
/**
* Deletes user option with global blog capability.
*
* User options are just like user metadata except that they have support for
* global blog options. If the 'is_global' parameter is false, which it is by default,
* it will prepend the WordPress table prefix to the option name.
*
* @since 3.0.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id User ID
* @param string $option_name User option name.
* @param bool $is_global Optional. Whether option name is global or blog specific.
* Default false (blog specific).
* @return bool True on success, false on failure.
*/
function delete_user_option( $user_id, $option_name, $is_global = false ) {
global $wpdb;
if ( ! $is_global ) {
$option_name = $wpdb->get_blog_prefix() . $option_name;
}
return delete_user_meta( $user_id, $option_name );
}
/**
* Retrieves list of users matching criteria.
*
* @since 3.1.0
*
* @see WP_User_Query
*
* @param array $args Optional. Arguments to retrieve users. See WP_User_Query::prepare_query()
* for more information on accepted arguments.
* @return array List of users.
*/
function get_users( $args = array() ) {
$args = wp_parse_args( $args );
$args['count_total'] = false;
$user_search = new WP_User_Query( $args );
return (array) $user_search->get_results();
}
/**
* Lists all the users of the site, with several options available.
*
* @since 5.9.0
*
* @param string|array $args {
* Optional. Array or string of default arguments.
*
* @type string $orderby How to sort the users. Accepts 'nicename', 'email', 'url', 'registered',
* 'user_nicename', 'user_email', 'user_url', 'user_registered', 'name',
* 'display_name', 'post_count', 'ID', 'meta_value', 'user_login'. Default 'name'.
* @type string $order Sorting direction for $orderby. Accepts 'ASC', 'DESC'. Default 'ASC'.
* @type int $number Maximum users to return or display. Default empty (all users).
* @type bool $exclude_admin Whether to exclude the 'admin' account, if it exists. Default false.
* @type bool $show_fullname Whether to show the user's full name. Default false.
* @type string $feed If not empty, show a link to the user's feed and use this text as the alt
* parameter of the link. Default empty.
* @type string $feed_image If not empty, show a link to the user's feed and use this image URL as
* clickable anchor. Default empty.
* @type string $feed_type The feed type to link to, such as 'rss2'. Defaults to default feed type.
* @type bool $echo Whether to output the result or instead return it. Default true.
* @type string $style If 'list', each user is wrapped in an `<li>` element, otherwise the users
* will be separated by commas.
* @type bool $html Whether to list the items in HTML form or plaintext. Default true.
* @type string $exclude An array, comma-, or space-separated list of user IDs to exclude. Default empty.
* @type string $include An array, comma-, or space-separated list of user IDs to include. Default empty.
* }
* @return string|null The output if echo is false. Otherwise null.
*/
function wp_list_users( $args = array() ) {
$defaults = array(
'orderby' => 'name',
'order' => 'ASC',
'number' => '',
'exclude_admin' => true,
'show_fullname' => false,
'feed' => '',
'feed_image' => '',
'feed_type' => '',
'echo' => true,
'style' => 'list',
'html' => true,
'exclude' => '',
'include' => '',
);
$parsed_args = wp_parse_args( $args, $defaults );
$return = '';
$query_args = wp_array_slice_assoc( $parsed_args, array( 'orderby', 'order', 'number', 'exclude', 'include' ) );
$query_args['fields'] = 'ids';
/**
* Filters the query arguments for the list of all users of the site.
*
* @since 6.1.0
*
* @param array $query_args The query arguments for get_users().
* @param array $parsed_args The arguments passed to wp_list_users() combined with the defaults.
*/
$query_args = apply_filters( 'wp_list_users_args', $query_args, $parsed_args );
$users = get_users( $query_args );
foreach ( $users as $user_id ) {
$user = get_userdata( $user_id );
if ( $parsed_args['exclude_admin'] && 'admin' === $user->display_name ) {
continue;
}
if ( $parsed_args['show_fullname'] && '' !== $user->first_name && '' !== $user->last_name ) {
$name = sprintf(
/* translators: 1: User's first name, 2: Last name. */
_x( '%1$s %2$s', 'Display name based on first name and last name' ),
$user->first_name,
$user->last_name
);
} else {
$name = $user->display_name;
}
if ( ! $parsed_args['html'] ) {
$return .= $name . ', ';
continue; // No need to go further to process HTML.
}
if ( 'list' === $parsed_args['style'] ) {
$return .= '<li>';
}
$row = $name;
if ( ! empty( $parsed_args['feed_image'] ) || ! empty( $parsed_args['feed'] ) ) {
$row .= ' ';
if ( empty( $parsed_args['feed_image'] ) ) {
$row .= '(';
}
$row .= '<a href="' . get_author_feed_link( $user->ID, $parsed_args['feed_type'] ) . '"';
$alt = '';
if ( ! empty( $parsed_args['feed'] ) ) {
$alt = ' alt="' . esc_attr( $parsed_args['feed'] ) . '"';
$name = $parsed_args['feed'];
}
$row .= '>';
if ( ! empty( $parsed_args['feed_image'] ) ) {
$row .= '<img src="' . esc_url( $parsed_args['feed_image'] ) . '" style="border: none;"' . $alt . ' />';
} else {
$row .= $name;
}
$row .= '</a>';
if ( empty( $parsed_args['feed_image'] ) ) {
$row .= ')';
}
}
$return .= $row;
$return .= ( 'list' === $parsed_args['style'] ) ? '</li>' : ', ';
}
$return = rtrim( $return, ', ' );
if ( ! $parsed_args['echo'] ) {
return $return;
}
echo $return;
}
/**
* Gets the sites a user belongs to.
*
* @since 3.0.0
* @since 4.7.0 Converted to use `get_sites()`.
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id User ID
* @param bool $all Whether to retrieve all sites, or only sites that are not
* marked as deleted, archived, or spam.
* @return object[] A list of the user's sites. An empty array if the user doesn't exist
* or belongs to no sites.
*/
function get_blogs_of_user( $user_id, $all = false ) {
global $wpdb;
$user_id = (int) $user_id;
// Logged out users can't have sites.
if ( empty( $user_id ) ) {
return array();
}
/**
* Filters the list of a user's sites before it is populated.
*
* Returning a non-null value from the filter will effectively short circuit
* get_blogs_of_user(), returning that value instead.
*
* @since 4.6.0
*
* @param null|object[] $sites An array of site objects of which the user is a member.
* @param int $user_id User ID.
* @param bool $all Whether the returned array should contain all sites, including
* those marked 'deleted', 'archived', or 'spam'. Default false.
*/
$sites = apply_filters( 'pre_get_blogs_of_user', null, $user_id, $all );
if ( null !== $sites ) {
return $sites;
}
$keys = get_user_meta( $user_id );
if ( empty( $keys ) ) {
return array();
}
if ( ! is_multisite() ) {
$site_id = get_current_blog_id();
$sites = array( $site_id => new stdClass() );
$sites[ $site_id ]->userblog_id = $site_id;
$sites[ $site_id ]->blogname = get_option( 'blogname' );
$sites[ $site_id ]->domain = '';
$sites[ $site_id ]->path = '';
$sites[ $site_id ]->site_id = 1;
$sites[ $site_id ]->siteurl = get_option( 'siteurl' );
$sites[ $site_id ]->archived = 0;
$sites[ $site_id ]->spam = 0;
$sites[ $site_id ]->deleted = 0;
return $sites;
}
$site_ids = array();
if ( isset( $keys[ $wpdb->base_prefix . 'capabilities' ] ) && defined( 'MULTISITE' ) ) {
$site_ids[] = 1;
unset( $keys[ $wpdb->base_prefix . 'capabilities' ] );
}
$keys = array_keys( $keys );
foreach ( $keys as $key ) {
if ( ! str_ends_with( $key, 'capabilities' ) ) {
continue;
}
if ( $wpdb->base_prefix && ! str_starts_with( $key, $wpdb->base_prefix ) ) {
continue;
}
$site_id = str_replace( array( $wpdb->base_prefix, '_capabilities' ), '', $key );
if ( ! is_numeric( $site_id ) ) {
continue;
}
$site_ids[] = (int) $site_id;
}
$sites = array();
if ( ! empty( $site_ids ) ) {
$args = array(
'number' => '',
'site__in' => $site_ids,
);
if ( ! $all ) {
$args['archived'] = 0;
$args['spam'] = 0;
$args['deleted'] = 0;
}
$_sites = get_sites( $args );
foreach ( $_sites as $site ) {
$sites[ $site->id ] = (object) array(
'userblog_id' => $site->id,
'blogname' => $site->blogname,
'domain' => $site->domain,
'path' => $site->path,
'site_id' => $site->network_id,
'siteurl' => $site->siteurl,
'archived' => $site->archived,
'mature' => $site->mature,
'spam' => $site->spam,
'deleted' => $site->deleted,
);
}
}
/**
* Filters the list of sites a user belongs to.
*
* @since MU (3.0.0)
*
* @param object[] $sites An array of site objects belonging to the user.
* @param int $user_id User ID.
* @param bool $all Whether the returned sites array should contain all sites, including
* those marked 'deleted', 'archived', or 'spam'. Default false.
*/
return apply_filters( 'get_blogs_of_user', $sites, $user_id, $all );
}
/**
* Finds out whether a user is a member of a given blog.
*
* @since MU (3.0.0)
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id Optional. The unique ID of the user. Defaults to the current user.
* @param int $blog_id Optional. ID of the blog to check. Defaults to the current site.
* @return bool
*/
function is_user_member_of_blog( $user_id = 0, $blog_id = 0 ) {
global $wpdb;
$user_id = (int) $user_id;
$blog_id = (int) $blog_id;
if ( empty( $user_id ) ) {
$user_id = get_current_user_id();
}
/*
* Technically not needed, but does save calls to get_site() and get_user_meta()
* in the event that the function is called when a user isn't logged in.
*/
if ( empty( $user_id ) ) {
return false;
} else {
$user = get_userdata( $user_id );
if ( ! $user instanceof WP_User ) {
return false;
}
}
if ( ! is_multisite() ) {
return true;
}
if ( empty( $blog_id ) ) {
$blog_id = get_current_blog_id();
}
$blog = get_site( $blog_id );
if ( ! $blog || ! isset( $blog->domain ) || $blog->archived || $blog->spam || $blog->deleted ) {
return false;
}
$keys = get_user_meta( $user_id );
if ( empty( $keys ) ) {
return false;
}
// No underscore before capabilities in $base_capabilities_key.
$base_capabilities_key = $wpdb->base_prefix . 'capabilities';
$site_capabilities_key = $wpdb->base_prefix . $blog_id . '_capabilities';
if ( isset( $keys[ $base_capabilities_key ] ) && 1 == $blog_id ) {
return true;
}
if ( isset( $keys[ $site_capabilities_key ] ) ) {
return true;
}
return false;
}
/**
* Adds meta data to a user.
*
* @since 3.0.0
*
* @param int $user_id User ID.
* @param string $meta_key Metadata name.
* @param mixed $meta_value Metadata value. Must be serializable if non-scalar.
* @param bool $unique Optional. Whether the same key should not be added.
* Default false.
* @return int|false Meta ID on success, false on failure.
*/
function add_user_meta( $user_id, $meta_key, $meta_value, $unique = false ) {
return add_metadata( 'user', $user_id, $meta_key, $meta_value, $unique );
}
/**
* Removes metadata matching criteria from a user.
*
* You can match based on the key, or key and value. Removing based on key and
* value, will keep from removing duplicate metadata with the same key. It also
* allows removing all metadata matching key, if needed.
*
* @since 3.0.0
*
* @link https://developer.wordpress.org/reference/functions/delete_user_meta/
*
* @param int $user_id User ID
* @param string $meta_key Metadata name.
* @param mixed $meta_value Optional. Metadata value. If provided,
* rows will only be removed that match the value.
* Must be serializable if non-scalar. Default empty.
* @return bool True on success, false on failure.
*/
function delete_user_meta( $user_id, $meta_key, $meta_value = '' ) {
return delete_metadata( 'user', $user_id, $meta_key, $meta_value );
}
/**
* Retrieves user meta field for a user.
*
* @since 3.0.0
*
* @link https://developer.wordpress.org/reference/functions/get_user_meta/
*
* @param int $user_id User ID.
* @param string $key Optional. The meta key to retrieve. By default,
* returns data for all keys.
* @param bool $single Optional. Whether to return a single value.
* This parameter has no effect if `$key` is not specified.
* Default false.
* @return mixed An array of values if `$single` is false.
* The value of meta data field if `$single` is true.
* False for an invalid `$user_id` (non-numeric, zero, or negative value).
* An empty string if a valid but non-existing user ID is passed.
*/
function get_user_meta( $user_id, $key = '', $single = false ) {
return get_metadata( 'user', $user_id, $key, $single );
}
/**
* Updates user meta field based on user ID.
*
* Use the $prev_value parameter to differentiate between meta fields with the
* same key and user ID.
*
* If the meta field for the user does not exist, it will be added.
*
* @since 3.0.0
*
* @link https://developer.wordpress.org/reference/functions/update_user_meta/
*
* @param int $user_id User ID.
* @param string $meta_key Metadata key.
* @param mixed $meta_value Metadata value. Must be serializable if non-scalar.
* @param mixed $prev_value Optional. Previous value to check before updating.
* If specified, only update existing metadata entries with
* this value. Otherwise, update all entries. Default empty.
* @return int|bool Meta ID if the key didn't exist, true on successful update,
* false on failure or if the value passed to the function
* is the same as the one that is already in the database.
*/
function update_user_meta( $user_id, $meta_key, $meta_value, $prev_value = '' ) {
return update_metadata( 'user', $user_id, $meta_key, $meta_value, $prev_value );
}
/**
* Counts number of users who have each of the user roles.
*
* Assumes there are neither duplicated nor orphaned capabilities meta_values.
* Assumes role names are unique phrases. Same assumption made by WP_User_Query::prepare_query()
* Using $strategy = 'time' this is CPU-intensive and should handle around 10^7 users.
* Using $strategy = 'memory' this is memory-intensive and should handle around 10^5 users, but see WP Bug #12257.
*
* @since 3.0.0
* @since 4.4.0 The number of users with no role is now included in the `none` element.
* @since 4.9.0 The `$site_id` parameter was added to support multisite.
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $strategy Optional. The computational strategy to use when counting the users.
* Accepts either 'time' or 'memory'. Default 'time'.
* @param int|null $site_id Optional. The site ID to count users for. Defaults to the current site.
* @return array {
* User counts.
*
* @type int $total_users Total number of users on the site.
* @type int[] $avail_roles Array of user counts keyed by user role.
* }
*/
function count_users( $strategy = 'time', $site_id = null ) {
global $wpdb;
// Initialize.
if ( ! $site_id ) {
$site_id = get_current_blog_id();
}
/**
* Filters the user count before queries are run.
*
* Return a non-null value to cause count_users() to return early.
*
* @since 5.1.0
*
* @param null|array $result The value to return instead. Default null to continue with the query.
* @param string $strategy Optional. The computational strategy to use when counting the users.
* Accepts either 'time' or 'memory'. Default 'time'.
* @param int $site_id The site ID to count users for.
*/
$pre = apply_filters( 'pre_count_users', null, $strategy, $site_id );
if ( null !== $pre ) {
return $pre;
}
$blog_prefix = $wpdb->get_blog_prefix( $site_id );
$result = array();
if ( 'time' === $strategy ) {
if ( is_multisite() && get_current_blog_id() != $site_id ) {
switch_to_blog( $site_id );
$avail_roles = wp_roles()->get_names();
restore_current_blog();
} else {
$avail_roles = wp_roles()->get_names();
}
// Build a CPU-intensive query that will return concise information.
$select_count = array();
foreach ( $avail_roles as $this_role => $name ) {
$select_count[] = $wpdb->prepare( 'COUNT(NULLIF(`meta_value` LIKE %s, false))', '%' . $wpdb->esc_like( '"' . $this_role . '"' ) . '%' );
}
$select_count[] = "COUNT(NULLIF(`meta_value` = 'a:0:{}', false))";
$select_count = implode( ', ', $select_count );
// Add the meta_value index to the selection list, then run the query.
$row = $wpdb->get_row(
"
SELECT {$select_count}, COUNT(*)
FROM {$wpdb->usermeta}
INNER JOIN {$wpdb->users} ON user_id = ID
WHERE meta_key = '{$blog_prefix}capabilities'
",
ARRAY_N
);
// Run the previous loop again to associate results with role names.
$col = 0;
$role_counts = array();
foreach ( $avail_roles as $this_role => $name ) {
$count = (int) $row[ $col++ ];
if ( $count > 0 ) {
$role_counts[ $this_role ] = $count;
}
}
$role_counts['none'] = (int) $row[ $col++ ];
// Get the meta_value index from the end of the result set.
$total_users = (int) $row[ $col ];
$result['total_users'] = $total_users;
$result['avail_roles'] =& $role_counts;
} else {
$avail_roles = array(
'none' => 0,
);
$users_of_blog = $wpdb->get_col(
"
SELECT meta_value
FROM {$wpdb->usermeta}
INNER JOIN {$wpdb->users} ON user_id = ID
WHERE meta_key = '{$blog_prefix}capabilities'
"
);
foreach ( $users_of_blog as $caps_meta ) {
$b_roles = maybe_unserialize( $caps_meta );
if ( ! is_array( $b_roles ) ) {
continue;
}
if ( empty( $b_roles ) ) {
++$avail_roles['none'];
}
foreach ( $b_roles as $b_role => $val ) {
if ( isset( $avail_roles[ $b_role ] ) ) {
++$avail_roles[ $b_role ];
} else {
$avail_roles[ $b_role ] = 1;
}
}
}
$result['total_users'] = count( $users_of_blog );
$result['avail_roles'] =& $avail_roles;
}
return $result;
}
/**
* Returns the number of active users in your installation.
*
* Note that on a large site the count may be cached and only updated twice daily.
*
* @since MU (3.0.0)
* @since 4.8.0 The `$network_id` parameter has been added.
* @since 6.0.0 Moved to wp-includes/user.php.
*
* @param int|null $network_id ID of the network. Defaults to the current network.
* @return int Number of active users on the network.
*/
function get_user_count( $network_id = null ) {
if ( ! is_multisite() && null !== $network_id ) {
_doing_it_wrong(
__FUNCTION__,
sprintf(
/* translators: %s: $network_id */
__( 'Unable to pass %s if not using multisite.' ),
'<code>$network_id</code>'
),
'6.0.0'
);
}
return (int) get_network_option( $network_id, 'user_count', -1 );
}
/**
* Updates the total count of users on the site if live user counting is enabled.
*
* @since 6.0.0
*
* @param int|null $network_id ID of the network. Defaults to the current network.
* @return bool Whether the update was successful.
*/
function wp_maybe_update_user_counts( $network_id = null ) {
if ( ! is_multisite() && null !== $network_id ) {
_doing_it_wrong(
__FUNCTION__,
sprintf(
/* translators: %s: $network_id */
__( 'Unable to pass %s if not using multisite.' ),
'<code>$network_id</code>'
),
'6.0.0'
);
}
$is_small_network = ! wp_is_large_user_count( $network_id );
/** This filter is documented in wp-includes/ms-functions.php */
if ( ! apply_filters( 'enable_live_network_counts', $is_small_network, 'users' ) ) {
return false;
}
return wp_update_user_counts( $network_id );
}
/**
* Updates the total count of users on the site.
*
* @global wpdb $wpdb WordPress database abstraction object.
* @since 6.0.0
*
* @param int|null $network_id ID of the network. Defaults to the current network.
* @return bool Whether the update was successful.
*/
function wp_update_user_counts( $network_id = null ) {
global $wpdb;
if ( ! is_multisite() && null !== $network_id ) {
_doing_it_wrong(
__FUNCTION__,
sprintf(
/* translators: %s: $network_id */
__( 'Unable to pass %s if not using multisite.' ),
'<code>$network_id</code>'
),
'6.0.0'
);
}
$query = "SELECT COUNT(ID) as c FROM $wpdb->users";
if ( is_multisite() ) {
$query .= " WHERE spam = '0' AND deleted = '0'";
}
$count = $wpdb->get_var( $query );
return update_network_option( $network_id, 'user_count', $count );
}
/**
* Schedules a recurring recalculation of the total count of users.
*
* @since 6.0.0
*/
function wp_schedule_update_user_counts() {
if ( ! is_main_site() ) {
return;
}
if ( ! wp_next_scheduled( 'wp_update_user_counts' ) && ! wp_installing() ) {
wp_schedule_event( time(), 'twicedaily', 'wp_update_user_counts' );
}
}
/**
* Determines whether the site has a large number of users.
*
* The default criteria for a large site is more than 10,000 users.
*
* @since 6.0.0
*
* @param int|null $network_id ID of the network. Defaults to the current network.
* @return bool Whether the site has a large number of users.
*/
function wp_is_large_user_count( $network_id = null ) {
if ( ! is_multisite() && null !== $network_id ) {
_doing_it_wrong(
__FUNCTION__,
sprintf(
/* translators: %s: $network_id */
__( 'Unable to pass %s if not using multisite.' ),
'<code>$network_id</code>'
),
'6.0.0'
);
}
$count = get_user_count( $network_id );
/**
* Filters whether the site is considered large, based on its number of users.
*
* @since 6.0.0
*
* @param bool $is_large_user_count Whether the site has a large number of users.
* @param int $count The total number of users.
* @param int|null $network_id ID of the network. `null` represents the current network.
*/
return apply_filters( 'wp_is_large_user_count', $count > 10000, $count, $network_id );
}
//
// Private helper functions.
//
/**
* Sets up global user vars.
*
* Used by wp_set_current_user() for back compat. Might be deprecated in the future.
*
* @since 2.0.4
*
* @global string $user_login The user username for logging in
* @global WP_User $userdata User data.
* @global int $user_level The level of the user
* @global int $user_ID The ID of the user
* @global string $user_email The email address of the user
* @global string $user_url The url in the user's profile
* @global string $user_identity The display name of the user
*
* @param int $for_user_id Optional. User ID to set up global data. Default 0.
*/
function setup_userdata( $for_user_id = 0 ) {
global $user_login, $userdata, $user_level, $user_ID, $user_email, $user_url, $user_identity;
if ( ! $for_user_id ) {
$for_user_id = get_current_user_id();
}
$user = get_userdata( $for_user_id );
if ( ! $user ) {
$user_ID = 0;
$user_level = 0;
$userdata = null;
$user_login = '';
$user_email = '';
$user_url = '';
$user_identity = '';
return;
}
$user_ID = (int) $user->ID;
$user_level = (int) $user->user_level;
$userdata = $user;
$user_login = $user->user_login;
$user_email = $user->user_email;
$user_url = $user->user_url;
$user_identity = $user->display_name;
}
/**
* Creates dropdown HTML content of users.
*
* The content can either be displayed, which it is by default or retrieved by
* setting the 'echo' argument. The 'include' and 'exclude' arguments do not
* need to be used; all users will be displayed in that case. Only one can be
* used, either 'include' or 'exclude', but not both.
*
* The available arguments are as follows:
*
* @since 2.3.0
* @since 4.5.0 Added the 'display_name_with_login' value for 'show'.
* @since 4.7.0 Added the `$role`, `$role__in`, and `$role__not_in` parameters.
*
* @param array|string $args {
* Optional. Array or string of arguments to generate a drop-down of users.
* See WP_User_Query::prepare_query() for additional available arguments.
*
* @type string $show_option_all Text to show as the drop-down default (all).
* Default empty.
* @type string $show_option_none Text to show as the drop-down default when no
* users were found. Default empty.
* @type int|string $option_none_value Value to use for $show_option_none when no users
* were found. Default -1.
* @type string $hide_if_only_one_author Whether to skip generating the drop-down
* if only one user was found. Default empty.
* @type string $orderby Field to order found users by. Accepts user fields.
* Default 'display_name'.
* @type string $order Whether to order users in ascending or descending
* order. Accepts 'ASC' (ascending) or 'DESC' (descending).
* Default 'ASC'.
* @type int[]|string $include Array or comma-separated list of user IDs to include.
* Default empty.
* @type int[]|string $exclude Array or comma-separated list of user IDs to exclude.
* Default empty.
* @type bool|int $multi Whether to skip the ID attribute on the 'select' element.
* Accepts 1|true or 0|false. Default 0|false.
* @type string $show User data to display. If the selected item is empty
* then the 'user_login' will be displayed in parentheses.
* Accepts any user field, or 'display_name_with_login' to show
* the display name with user_login in parentheses.
* Default 'display_name'.
* @type int|bool $echo Whether to echo or return the drop-down. Accepts 1|true (echo)
* or 0|false (return). Default 1|true.
* @type int $selected Which user ID should be selected. Default 0.
* @type bool $include_selected Whether to always include the selected user ID in the drop-
* down. Default false.
* @type string $name Name attribute of select element. Default 'user'.
* @type string $id ID attribute of the select element. Default is the value of $name.
* @type string $class Class attribute of the select element. Default empty.
* @type int $blog_id ID of blog (Multisite only). Default is ID of the current blog.
* @type string $who Which type of users to query. Accepts only an empty string or
* 'authors'. Default empty.
* @type string|array $role An array or a comma-separated list of role names that users must
* match to be included in results. Note that this is an inclusive
* list: users must match *each* role. Default empty.
* @type string[] $role__in An array of role names. Matched users must have at least one of
* these roles. Default empty array.
* @type string[] $role__not_in An array of role names to exclude. Users matching one or more of
* these roles will not be included in results. Default empty array.
* }
* @return string HTML dropdown list of users.
*/
function wp_dropdown_users( $args = '' ) {
$defaults = array(
'show_option_all' => '',
'show_option_none' => '',
'hide_if_only_one_author' => '',
'orderby' => 'display_name',
'order' => 'ASC',
'include' => '',
'exclude' => '',
'multi' => 0,
'show' => 'display_name',
'echo' => 1,
'selected' => 0,
'name' => 'user',
'class' => '',
'id' => '',
'blog_id' => get_current_blog_id(),
'who' => '',
'include_selected' => false,
'option_none_value' => -1,
'role' => '',
'role__in' => array(),
'role__not_in' => array(),
'capability' => '',
'capability__in' => array(),
'capability__not_in' => array(),
);
$defaults['selected'] = is_author() ? get_query_var( 'author' ) : 0;
$parsed_args = wp_parse_args( $args, $defaults );
$query_args = wp_array_slice_assoc(
$parsed_args,
array(
'blog_id',
'include',
'exclude',
'orderby',
'order',
'who',
'role',
'role__in',
'role__not_in',
'capability',
'capability__in',
'capability__not_in',
)
);
$fields = array( 'ID', 'user_login' );
$show = ! empty( $parsed_args['show'] ) ? $parsed_args['show'] : 'display_name';
if ( 'display_name_with_login' === $show ) {
$fields[] = 'display_name';
} else {
$fields[] = $show;
}
$query_args['fields'] = $fields;
$show_option_all = $parsed_args['show_option_all'];
$show_option_none = $parsed_args['show_option_none'];
$option_none_value = $parsed_args['option_none_value'];
/**
* Filters the query arguments for the list of users in the dropdown.
*
* @since 4.4.0
*
* @param array $query_args The query arguments for get_users().
* @param array $parsed_args The arguments passed to wp_dropdown_users() combined with the defaults.
*/
$query_args = apply_filters( 'wp_dropdown_users_args', $query_args, $parsed_args );
$users = get_users( $query_args );
$output = '';
if ( ! empty( $users ) && ( empty( $parsed_args['hide_if_only_one_author'] ) || count( $users ) > 1 ) ) {
$name = esc_attr( $parsed_args['name'] );
if ( $parsed_args['multi'] && ! $parsed_args['id'] ) {
$id = '';
} else {
$id = $parsed_args['id'] ? " id='" . esc_attr( $parsed_args['id'] ) . "'" : " id='$name'";
}
$output = "<select name='{$name}'{$id} class='" . $parsed_args['class'] . "'>\n";
if ( $show_option_all ) {
$output .= "\t<option value='0'>$show_option_all</option>\n";
}
if ( $show_option_none ) {
$_selected = selected( $option_none_value, $parsed_args['selected'], false );
$output .= "\t<option value='" . esc_attr( $option_none_value ) . "'$_selected>$show_option_none</option>\n";
}
if ( $parsed_args['include_selected'] && ( $parsed_args['selected'] > 0 ) ) {
$found_selected = false;
$parsed_args['selected'] = (int) $parsed_args['selected'];
foreach ( (array) $users as $user ) {
$user->ID = (int) $user->ID;
if ( $user->ID === $parsed_args['selected'] ) {
$found_selected = true;
}
}
if ( ! $found_selected ) {
$selected_user = get_userdata( $parsed_args['selected'] );
if ( $selected_user ) {
$users[] = $selected_user;
}
}
}
foreach ( (array) $users as $user ) {
if ( 'display_name_with_login' === $show ) {
/* translators: 1: User's display name, 2: User login. */
$display = sprintf( _x( '%1$s (%2$s)', 'user dropdown' ), $user->display_name, $user->user_login );
} elseif ( ! empty( $user->$show ) ) {
$display = $user->$show;
} else {
$display = '(' . $user->user_login . ')';
}
$_selected = selected( $user->ID, $parsed_args['selected'], false );
$output .= "\t<option value='$user->ID'$_selected>" . esc_html( $display ) . "</option>\n";
}
$output .= '</select>';
}
/**
* Filters the wp_dropdown_users() HTML output.
*
* @since 2.3.0
*
* @param string $output HTML output generated by wp_dropdown_users().
*/
$html = apply_filters( 'wp_dropdown_users', $output );
if ( $parsed_args['echo'] ) {
echo $html;
}
return $html;
}
/**
* Sanitizes user field based on context.
*
* Possible context values are: 'raw', 'edit', 'db', 'display', 'attribute' and 'js'. The
* 'display' context is used by default. 'attribute' and 'js' contexts are treated like 'display'
* when calling filters.
*
* @since 2.3.0
*
* @param string $field The user Object field name.
* @param mixed $value The user Object value.
* @param int $user_id User ID.
* @param string $context How to sanitize user fields. Looks for 'raw', 'edit', 'db', 'display',
* 'attribute' and 'js'.
* @return mixed Sanitized value.
*/
function sanitize_user_field( $field, $value, $user_id, $context ) {
$int_fields = array( 'ID' );
if ( in_array( $field, $int_fields, true ) ) {
$value = (int) $value;
}
if ( 'raw' === $context ) {
return $value;
}
if ( ! is_string( $value ) && ! is_numeric( $value ) ) {
return $value;
}
$prefixed = str_contains( $field, 'user_' );
if ( 'edit' === $context ) {
if ( $prefixed ) {
/** This filter is documented in wp-includes/post.php */
$value = apply_filters( "edit_{$field}", $value, $user_id );
} else {
/**
* Filters a user field value in the 'edit' context.
*
* The dynamic portion of the hook name, `$field`, refers to the prefixed user
* field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
*
* @since 2.9.0
*
* @param mixed $value Value of the prefixed user field.
* @param int $user_id User ID.
*/
$value = apply_filters( "edit_user_{$field}", $value, $user_id );
}
if ( 'description' === $field ) {
$value = esc_html( $value ); // textarea_escaped?
} else {
$value = esc_attr( $value );
}
} elseif ( 'db' === $context ) {
if ( $prefixed ) {
/** This filter is documented in wp-includes/post.php */
$value = apply_filters( "pre_{$field}", $value );
} else {
/**
* Filters the value of a user field in the 'db' context.
*
* The dynamic portion of the hook name, `$field`, refers to the prefixed user
* field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
*
* @since 2.9.0
*
* @param mixed $value Value of the prefixed user field.
*/
$value = apply_filters( "pre_user_{$field}", $value );
}
} else {
// Use display filters by default.
if ( $prefixed ) {
/** This filter is documented in wp-includes/post.php */
$value = apply_filters( "{$field}", $value, $user_id, $context );
} else {
/**
* Filters the value of a user field in a standard context.
*
* The dynamic portion of the hook name, `$field`, refers to the prefixed user
* field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
*
* @since 2.9.0
*
* @param mixed $value The user object value to sanitize.
* @param int $user_id User ID.
* @param string $context The context to filter within.
*/
$value = apply_filters( "user_{$field}", $value, $user_id, $context );
}
}
if ( 'user_url' === $field ) {
$value = esc_url( $value );
}
if ( 'attribute' === $context ) {
$value = esc_attr( $value );
} elseif ( 'js' === $context ) {
$value = esc_js( $value );
}
// Restore the type for integer fields after esc_attr().
if ( in_array( $field, $int_fields, true ) ) {
$value = (int) $value;
}
return $value;
}
/**
* Updates all user caches.
*
* @since 3.0.0
*
* @param object|WP_User $user User object or database row to be cached
* @return void|false Void on success, false on failure.
*/
function update_user_caches( $user ) {
if ( $user instanceof WP_User ) {
if ( ! $user->exists() ) {
return false;
}
$user = $user->data;
}
wp_cache_add( $user->ID, $user, 'users' );
wp_cache_add( $user->user_login, $user->ID, 'userlogins' );
wp_cache_add( $user->user_nicename, $user->ID, 'userslugs' );
if ( ! empty( $user->user_email ) ) {
wp_cache_add( $user->user_email, $user->ID, 'useremail' );
}
}
/**
* Cleans all user caches.
*
* @since 3.0.0
* @since 4.4.0 'clean_user_cache' action was added.
* @since 6.2.0 User metadata caches are now cleared.
*
* @param WP_User|int $user User object or ID to be cleaned from the cache
*/
function clean_user_cache( $user ) {
if ( is_numeric( $user ) ) {
$user = new WP_User( $user );
}
if ( ! $user->exists() ) {
return;
}
wp_cache_delete( $user->ID, 'users' );
wp_cache_delete( $user->user_login, 'userlogins' );
wp_cache_delete( $user->user_nicename, 'userslugs' );
if ( ! empty( $user->user_email ) ) {
wp_cache_delete( $user->user_email, 'useremail' );
}
wp_cache_delete( $user->ID, 'user_meta' );
wp_cache_set_users_last_changed();
/**
* Fires immediately after the given user's cache is cleaned.
*
* @since 4.4.0
*
* @param int $user_id User ID.
* @param WP_User $user User object.
*/
do_action( 'clean_user_cache', $user->ID, $user );
}
/**
* Determines whether the given username exists.
*
* For more information on this and similar theme functions, check out
* the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
* Conditional Tags} article in the Theme Developer Handbook.
*
* @since 2.0.0
*
* @param string $username The username to check for existence.
* @return int|false The user ID on success, false on failure.
*/
function username_exists( $username ) {
$user = get_user_by( 'login', $username );
if ( $user ) {
$user_id = $user->ID;
} else {
$user_id = false;
}
/**
* Filters whether the given username exists.
*
* @since 4.9.0
*
* @param int|false $user_id The user ID associated with the username,
* or false if the username does not exist.
* @param string $username The username to check for existence.
*/
return apply_filters( 'username_exists', $user_id, $username );
}
/**
* Determines whether the given email exists.
*
* For more information on this and similar theme functions, check out
* the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
* Conditional Tags} article in the Theme Developer Handbook.
*
* @since 2.1.0
*
* @param string $email The email to check for existence.
* @return int|false The user ID on success, false on failure.
*/
function email_exists( $email ) {
$user = get_user_by( 'email', $email );
if ( $user ) {
$user_id = $user->ID;
} else {
$user_id = false;
}
/**
* Filters whether the given email exists.
*
* @since 5.6.0
*
* @param int|false $user_id The user ID associated with the email,
* or false if the email does not exist.
* @param string $email The email to check for existence.
*/
return apply_filters( 'email_exists', $user_id, $email );
}
/**
* Checks whether a username is valid.
*
* @since 2.0.1
* @since 4.4.0 Empty sanitized usernames are now considered invalid.
*
* @param string $username Username.
* @return bool Whether username given is valid.
*/
function validate_username( $username ) {
$sanitized = sanitize_user( $username, true );
$valid = ( $sanitized == $username && ! empty( $sanitized ) );
/**
* Filters whether the provided username is valid.
*
* @since 2.0.1
*
* @param bool $valid Whether given username is valid.
* @param string $username Username to check.
*/
return apply_filters( 'validate_username', $valid, $username );
}
/**
* Inserts a user into the database.
*
* Most of the `$userdata` array fields have filters associated with the values. Exceptions are
* 'ID', 'rich_editing', 'syntax_highlighting', 'comment_shortcuts', 'admin_color', 'use_ssl',
* 'user_registered', 'user_activation_key', 'spam', and 'role'. The filters have the prefix
* 'pre_user_' followed by the field name. An example using 'description' would have the filter
* called 'pre_user_description' that can be hooked into.
*
* @since 2.0.0
* @since 3.6.0 The `aim`, `jabber`, and `yim` fields were removed as default user contact
* methods for new installations. See wp_get_user_contact_methods().
* @since 4.7.0 The `locale` field can be passed to `$userdata`.
* @since 5.3.0 The `user_activation_key` field can be passed to `$userdata`.
* @since 5.3.0 The `spam` field can be passed to `$userdata` (Multisite only).
* @since 5.9.0 The `meta_input` field can be passed to `$userdata` to allow addition of user meta data.
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param array|object|WP_User $userdata {
* An array, object, or WP_User object of user data arguments.
*
* @type int $ID User ID. If supplied, the user will be updated.
* @type string $user_pass The plain-text user password for new users.
* Hashed password for existing users.
* @type string $user_login The user's login username.
* @type string $user_nicename The URL-friendly user name.
* @type string $user_url The user URL.
* @type string $user_email The user email address.
* @type string $display_name The user's display name.
* Default is the user's username.
* @type string $nickname The user's nickname.
* Default is the user's username.
* @type string $first_name The user's first name. For new users, will be used
* to build the first part of the user's display name
* if `$display_name` is not specified.
* @type string $last_name The user's last name. For new users, will be used
* to build the second part of the user's display name
* if `$display_name` is not specified.
* @type string $description The user's biographical description.
* @type string $rich_editing Whether to enable the rich-editor for the user.
* Accepts 'true' or 'false' as a string literal,
* not boolean. Default 'true'.
* @type string $syntax_highlighting Whether to enable the rich code editor for the user.
* Accepts 'true' or 'false' as a string literal,
* not boolean. Default 'true'.
* @type string $comment_shortcuts Whether to enable comment moderation keyboard
* shortcuts for the user. Accepts 'true' or 'false'
* as a string literal, not boolean. Default 'false'.
* @type string $admin_color Admin color scheme for the user. Default 'fresh'.
* @type bool $use_ssl Whether the user should always access the admin over
* https. Default false.
* @type string $user_registered Date the user registered in UTC. Format is 'Y-m-d H:i:s'.
* @type string $user_activation_key Password reset key. Default empty.
* @type bool $spam Multisite only. Whether the user is marked as spam.
* Default false.
* @type string $show_admin_bar_front Whether to display the Admin Bar for the user
* on the site's front end. Accepts 'true' or 'false'
* as a string literal, not boolean. Default 'true'.
* @type string $role User's role.
* @type string $locale User's locale. Default empty.
* @type array $meta_input Array of custom user meta values keyed by meta key.
* Default empty.
* }
* @return int|WP_Error The newly created user's ID or a WP_Error object if the user could not
* be created.
*/
function wp_insert_user( $userdata ) {
global $wpdb;
if ( $userdata instanceof stdClass ) {
$userdata = get_object_vars( $userdata );
} elseif ( $userdata instanceof WP_User ) {
$userdata = $userdata->to_array();
}
// Are we updating or creating?
if ( ! empty( $userdata['ID'] ) ) {
$user_id = (int) $userdata['ID'];
$update = true;
$old_user_data = get_userdata( $user_id );
if ( ! $old_user_data ) {
return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
}
// Slash current user email to compare it later with slashed new user email.
$old_user_data->user_email = wp_slash( $old_user_data->user_email );
// Hashed in wp_update_user(), plaintext if called directly.
$user_pass = ! empty( $userdata['user_pass'] ) ? $userdata['user_pass'] : $old_user_data->user_pass;
} else {
$update = false;
// Hash the password.
$user_pass = wp_hash_password( $userdata['user_pass'] );
}
$sanitized_user_login = sanitize_user( $userdata['user_login'], true );
/**
* Filters a username after it has been sanitized.
*
* This filter is called before the user is created or updated.
*
* @since 2.0.3
*
* @param string $sanitized_user_login Username after it has been sanitized.
*/
$pre_user_login = apply_filters( 'pre_user_login', $sanitized_user_login );
// Remove any non-printable chars from the login string to see if we have ended up with an empty username.
$user_login = trim( $pre_user_login );
// user_login must be between 0 and 60 characters.
if ( empty( $user_login ) ) {
return new WP_Error( 'empty_user_login', __( 'Cannot create a user with an empty login name.' ) );
} elseif ( mb_strlen( $user_login ) > 60 ) {
return new WP_Error( 'user_login_too_long', __( 'Username may not be longer than 60 characters.' ) );
}
if ( ! $update && username_exists( $user_login ) ) {
return new WP_Error( 'existing_user_login', __( 'Sorry, that username already exists!' ) );
}
/**
* Filters the list of disallowed usernames.
*
* @since 4.4.0
*
* @param array $usernames Array of disallowed usernames.
*/
$illegal_logins = (array) apply_filters( 'illegal_user_logins', array() );
if ( in_array( strtolower( $user_login ), array_map( 'strtolower', $illegal_logins ), true ) ) {
return new WP_Error( 'invalid_username', __( 'Sorry, that username is not allowed.' ) );
}
/*
* If a nicename is provided, remove unsafe user characters before using it.
* Otherwise build a nicename from the user_login.
*/
if ( ! empty( $userdata['user_nicename'] ) ) {
$user_nicename = sanitize_user( $userdata['user_nicename'], true );
} else {
$user_nicename = mb_substr( $user_login, 0, 50 );
}
$user_nicename = sanitize_title( $user_nicename );
/**
* Filters a user's nicename before the user is created or updated.
*
* @since 2.0.3
*
* @param string $user_nicename The user's nicename.
*/
$user_nicename = apply_filters( 'pre_user_nicename', $user_nicename );
if ( mb_strlen( $user_nicename ) > 50 ) {
return new WP_Error( 'user_nicename_too_long', __( 'Nicename may not be longer than 50 characters.' ) );
}
$user_nicename_check = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND user_login != %s LIMIT 1", $user_nicename, $user_login ) );
if ( $user_nicename_check ) {
$suffix = 2;
while ( $user_nicename_check ) {
// user_nicename allows 50 chars. Subtract one for a hyphen, plus the length of the suffix.
$base_length = 49 - mb_strlen( $suffix );
$alt_user_nicename = mb_substr( $user_nicename, 0, $base_length ) . "-$suffix";
$user_nicename_check = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND user_login != %s LIMIT 1", $alt_user_nicename, $user_login ) );
++$suffix;
}
$user_nicename = $alt_user_nicename;
}
$raw_user_email = empty( $userdata['user_email'] ) ? '' : $userdata['user_email'];
/**
* Filters a user's email before the user is created or updated.
*
* @since 2.0.3
*
* @param string $raw_user_email The user's email.
*/
$user_email = apply_filters( 'pre_user_email', $raw_user_email );
/*
* If there is no update, just check for `email_exists`. If there is an update,
* check if current email and new email are the same, and check `email_exists`
* accordingly.
*/
if ( ( ! $update || ( ! empty( $old_user_data ) && 0 !== strcasecmp( $user_email, $old_user_data->user_email ) ) )
&& ! defined( 'WP_IMPORTING' )
&& email_exists( $user_email )
) {
return new WP_Error( 'existing_user_email', __( 'Sorry, that email address is already used!' ) );
}
$raw_user_url = empty( $userdata['user_url'] ) ? '' : $userdata['user_url'];
/**
* Filters a user's URL before the user is created or updated.
*
* @since 2.0.3
*
* @param string $raw_user_url The user's URL.
*/
$user_url = apply_filters( 'pre_user_url', $raw_user_url );
if ( mb_strlen( $user_url ) > 100 ) {
return new WP_Error( 'user_url_too_long', __( 'User URL may not be longer than 100 characters.' ) );
}
$user_registered = empty( $userdata['user_registered'] ) ? gmdate( 'Y-m-d H:i:s' ) : $userdata['user_registered'];
$user_activation_key = empty( $userdata['user_activation_key'] ) ? '' : $userdata['user_activation_key'];
if ( ! empty( $userdata['spam'] ) && ! is_multisite() ) {
return new WP_Error( 'no_spam', __( 'Sorry, marking a user as spam is only supported on Multisite.' ) );
}
$spam = empty( $userdata['spam'] ) ? 0 : (bool) $userdata['spam'];
// Store values to save in user meta.
$meta = array();
$nickname = empty( $userdata['nickname'] ) ? $user_login : $userdata['nickname'];
/**
* Filters a user's nickname before the user is created or updated.
*
* @since 2.0.3
*
* @param string $nickname The user's nickname.
*/
$meta['nickname'] = apply_filters( 'pre_user_nickname', $nickname );
$first_name = empty( $userdata['first_name'] ) ? '' : $userdata['first_name'];
/**
* Filters a user's first name before the user is created or updated.
*
* @since 2.0.3
*
* @param string $first_name The user's first name.
*/
$meta['first_name'] = apply_filters( 'pre_user_first_name', $first_name );
$last_name = empty( $userdata['last_name'] ) ? '' : $userdata['last_name'];
/**
* Filters a user's last name before the user is created or updated.
*
* @since 2.0.3
*
* @param string $last_name The user's last name.
*/
$meta['last_name'] = apply_filters( 'pre_user_last_name', $last_name );
if ( empty( $userdata['display_name'] ) ) {
if ( $update ) {
$display_name = $user_login;
} elseif ( $meta['first_name'] && $meta['last_name'] ) {
$display_name = sprintf(
/* translators: 1: User's first name, 2: Last name. */
_x( '%1$s %2$s', 'Display name based on first name and last name' ),
$meta['first_name'],
$meta['last_name']
);
} elseif ( $meta['first_name'] ) {
$display_name = $meta['first_name'];
} elseif ( $meta['last_name'] ) {
$display_name = $meta['last_name'];
} else {
$display_name = $user_login;
}
} else {
$display_name = $userdata['display_name'];
}
/**
* Filters a user's display name before the user is created or updated.
*
* @since 2.0.3
*
* @param string $display_name The user's display name.
*/
$display_name = apply_filters( 'pre_user_display_name', $display_name );
$description = empty( $userdata['description'] ) ? '' : $userdata['description'];
/**
* Filters a user's description before the user is created or updated.
*
* @since 2.0.3
*
* @param string $description The user's description.
*/
$meta['description'] = apply_filters( 'pre_user_description', $description );
$meta['rich_editing'] = empty( $userdata['rich_editing'] ) ? 'true' : $userdata['rich_editing'];
$meta['syntax_highlighting'] = empty( $userdata['syntax_highlighting'] ) ? 'true' : $userdata['syntax_highlighting'];
$meta['comment_shortcuts'] = empty( $userdata['comment_shortcuts'] ) || 'false' === $userdata['comment_shortcuts'] ? 'false' : 'true';
$admin_color = empty( $userdata['admin_color'] ) ? 'fresh' : $userdata['admin_color'];
$meta['admin_color'] = preg_replace( '|[^a-z0-9 _.\-@]|i', '', $admin_color );
$meta['use_ssl'] = empty( $userdata['use_ssl'] ) ? 0 : (bool) $userdata['use_ssl'];
$meta['show_admin_bar_front'] = empty( $userdata['show_admin_bar_front'] ) ? 'true' : $userdata['show_admin_bar_front'];
$meta['locale'] = isset( $userdata['locale'] ) ? $userdata['locale'] : '';
$compacted = compact( 'user_pass', 'user_nicename', 'user_email', 'user_url', 'user_registered', 'user_activation_key', 'display_name' );
$data = wp_unslash( $compacted );
if ( ! $update ) {
$data = $data + compact( 'user_login' );
}
if ( is_multisite() ) {
$data = $data + compact( 'spam' );
}
/**
* Filters user data before the record is created or updated.
*
* It only includes data in the users table, not any user metadata.
*
* @since 4.9.0
* @since 5.8.0 The `$userdata` parameter was added.
*
* @param array $data {
* Values and keys for the user.
*
* @type string $user_login The user's login. Only included if $update == false
* @type string $user_pass The user's password.
* @type string $user_email The user's email.
* @type string $user_url The user's url.
* @type string $user_nicename The user's nice name. Defaults to a URL-safe version of user's login
* @type string $display_name The user's display name.
* @type string $user_registered MySQL timestamp describing the moment when the user registered. Defaults to
* the current UTC timestamp.
* }
* @param bool $update Whether the user is being updated rather than created.
* @param int|null $user_id ID of the user to be updated, or NULL if the user is being created.
* @param array $userdata The raw array of data passed to wp_insert_user().
*/
$data = apply_filters( 'wp_pre_insert_user_data', $data, $update, ( $update ? $user_id : null ), $userdata );
if ( empty( $data ) || ! is_array( $data ) ) {
return new WP_Error( 'empty_data', __( 'Not enough data to create this user.' ) );
}
if ( $update ) {
if ( $user_email !== $old_user_data->user_email || $user_pass !== $old_user_data->user_pass ) {
$data['user_activation_key'] = '';
}
$wpdb->update( $wpdb->users, $data, array( 'ID' => $user_id ) );
} else {
$wpdb->insert( $wpdb->users, $data );
$user_id = (int) $wpdb->insert_id;
}
$user = new WP_User( $user_id );
/**
* Filters a user's meta values and keys immediately after the user is created or updated
* and before any user meta is inserted or updated.
*
* Does not include contact methods. These are added using `wp_get_user_contact_methods( $user )`.
*
* For custom meta fields, see the {@see 'insert_custom_user_meta'} filter.
*
* @since 4.4.0
* @since 5.8.0 The `$userdata` parameter was added.
*
* @param array $meta {
* Default meta values and keys for the user.
*
* @type string $nickname The user's nickname. Default is the user's username.
* @type string $first_name The user's first name.
* @type string $last_name The user's last name.
* @type string $description The user's description.
* @type string $rich_editing Whether to enable the rich-editor for the user. Default 'true'.
* @type string $syntax_highlighting Whether to enable the rich code editor for the user. Default 'true'.
* @type string $comment_shortcuts Whether to enable keyboard shortcuts for the user. Default 'false'.
* @type string $admin_color The color scheme for a user's admin screen. Default 'fresh'.
* @type int|bool $use_ssl Whether to force SSL on the user's admin area. 0|false if SSL
* is not forced.
* @type string $show_admin_bar_front Whether to show the admin bar on the front end for the user.
* Default 'true'.
* @type string $locale User's locale. Default empty.
* }
* @param WP_User $user User object.
* @param bool $update Whether the user is being updated rather than created.
* @param array $userdata The raw array of data passed to wp_insert_user().
*/
$meta = apply_filters( 'insert_user_meta', $meta, $user, $update, $userdata );
$custom_meta = array();
if ( array_key_exists( 'meta_input', $userdata ) && is_array( $userdata['meta_input'] ) && ! empty( $userdata['meta_input'] ) ) {
$custom_meta = $userdata['meta_input'];
}
/**
* Filters a user's custom meta values and keys immediately after the user is created or updated
* and before any user meta is inserted or updated.
*
* For non-custom meta fields, see the {@see 'insert_user_meta'} filter.
*
* @since 5.9.0
*
* @param array $custom_meta Array of custom user meta values keyed by meta key.
* @param WP_User $user User object.
* @param bool $update Whether the user is being updated rather than created.
* @param array $userdata The raw array of data passed to wp_insert_user().
*/
$custom_meta = apply_filters( 'insert_custom_user_meta', $custom_meta, $user, $update, $userdata );
$meta = array_merge( $meta, $custom_meta );
if ( $update ) {
// Update user meta.
foreach ( $meta as $key => $value ) {
update_user_meta( $user_id, $key, $value );
}
} else {
// Add user meta.
foreach ( $meta as $key => $value ) {
add_user_meta( $user_id, $key, $value );
}
}
foreach ( wp_get_user_contact_methods( $user ) as $key => $value ) {
if ( isset( $userdata[ $key ] ) ) {
update_user_meta( $user_id, $key, $userdata[ $key ] );
}
}
if ( isset( $userdata['role'] ) ) {
$user->set_role( $userdata['role'] );
} elseif ( ! $update ) {
$user->set_role( get_option( 'default_role' ) );
}
clean_user_cache( $user_id );
if ( $update ) {
/**
* Fires immediately after an existing user is updated.
*
* @since 2.0.0
* @since 5.8.0 The `$userdata` parameter was added.
*
* @param int $user_id User ID.
* @param WP_User $old_user_data Object containing user's data prior to update.
* @param array $userdata The raw array of data passed to wp_insert_user().
*/
do_action( 'profile_update', $user_id, $old_user_data, $userdata );
if ( isset( $userdata['spam'] ) && $userdata['spam'] != $old_user_data->spam ) {
if ( 1 == $userdata['spam'] ) {
/**
* Fires after the user is marked as a SPAM user.
*
* @since 3.0.0
*
* @param int $user_id ID of the user marked as SPAM.
*/
do_action( 'make_spam_user', $user_id );
} else {
/**
* Fires after the user is marked as a HAM user. Opposite of SPAM.
*
* @since 3.0.0
*
* @param int $user_id ID of the user marked as HAM.
*/
do_action( 'make_ham_user', $user_id );
}
}
} else {
/**
* Fires immediately after a new user is registered.
*
* @since 1.5.0
* @since 5.8.0 The `$userdata` parameter was added.
*
* @param int $user_id User ID.
* @param array $userdata The raw array of data passed to wp_insert_user().
*/
do_action( 'user_register', $user_id, $userdata );
}
return $user_id;
}
/**
* Updates a user in the database.
*
* It is possible to update a user's password by specifying the 'user_pass'
* value in the $userdata parameter array.
*
* If current user's password is being updated, then the cookies will be
* cleared.
*
* @since 2.0.0
*
* @see wp_insert_user() For what fields can be set in $userdata.
*
* @param array|object|WP_User $userdata An array of user data or a user object of type stdClass or WP_User.
* @return int|WP_Error The updated user's ID or a WP_Error object if the user could not be updated.
*/
function wp_update_user( $userdata ) {
if ( $userdata instanceof stdClass ) {
$userdata = get_object_vars( $userdata );
} elseif ( $userdata instanceof WP_User ) {
$userdata = $userdata->to_array();
}
$userdata_raw = $userdata;
$user_id = isset( $userdata['ID'] ) ? (int) $userdata['ID'] : 0;
if ( ! $user_id ) {
return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
}
// First, get all of the original fields.
$user_obj = get_userdata( $user_id );
if ( ! $user_obj ) {
return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
}
$user = $user_obj->to_array();
// Add additional custom fields.
foreach ( _get_additional_user_keys( $user_obj ) as $key ) {
$user[ $key ] = get_user_meta( $user_id, $key, true );
}
// Escape data pulled from DB.
$user = add_magic_quotes( $user );
if ( ! empty( $userdata['user_pass'] ) && $userdata['user_pass'] !== $user_obj->user_pass ) {
// If password is changing, hash it now.
$plaintext_pass = $userdata['user_pass'];
$userdata['user_pass'] = wp_hash_password( $userdata['user_pass'] );
/**
* Filters whether to send the password change email.
*
* @since 4.3.0
*
* @see wp_insert_user() For `$user` and `$userdata` fields.
*
* @param bool $send Whether to send the email.
* @param array $user The original user array.
* @param array $userdata The updated user array.
*/
$send_password_change_email = apply_filters( 'se