<?php
/**
- * WordPress User API
+ * Core User API
*
* @package WordPress
* @subpackage Users
*/
/**
- * Authenticate user with remember capability.
+ * 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
*
* @since 2.5.0
*
+ * @global string $auth_secure_cookie
+ *
* @param array $credentials Optional. User info in order to sign on.
* @param string|bool $secure_cookie Optional. Whether to use secure cookie.
* @return WP_User|WP_Error WP_User on success, WP_Error on failure.
}
/**
- * Authenticate the user using the username and password.
+ * Authenticate a user, confirming the username and password are valid.
*
* @since 2.8.0
*
$user = get_user_by('login', $username);
- if ( !$user )
- return new WP_Error( 'invalid_username', sprintf( __( '<strong>ERROR</strong>: Invalid username. <a href="%s">Lost your password?</a>' ), wp_lostpassword_url() ) );
+ if ( !$user ) {
+ return new WP_Error( 'invalid_username',
+ __( '<strong>ERROR</strong>: Invalid username.' ) .
+ ' <a href="' . wp_lostpassword_url() . '">' .
+ __( 'Lost your password?' ) .
+ '</a>'
+ );
+ }
/**
* Filter whether the given user can be authenticated with the provided $password.
if ( is_wp_error($user) )
return $user;
- if ( !wp_check_password($password, $user->user_pass, $user->ID) )
- return new WP_Error( 'incorrect_password', sprintf( __( '<strong>ERROR</strong>: The password you entered for the username <strong>%1$s</strong> is incorrect. <a href="%2$s">Lost your password?</a>' ),
- $username, wp_lostpassword_url() ) );
+ 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 ) ) {
+ $error->add( 'empty_username', __( '<strong>ERROR</strong>: The email field is empty.' ) ); // Uses 'empty_username' for back-compat with wp_signon()
+ }
+
+ 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',
+ __( '<strong>ERROR</strong>: Invalid email address.' ) .
+ ' <a href="' . wp_lostpassword_url() . '">' .
+ __( 'Lost your password?' ) .
+ '</a>'
+ );
+ }
+
+ /** 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;
}
*
* @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.
*
* @param int|bool $user_id The user ID (or false) as received from the
* determine_current_user filter.
- * @return int|bool User ID if validated, false otherwise. If a user ID from
- * an earlier filter callback is received, that value is returned.
+ * @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 ( $user_id ) {
*
* @since 3.0.0
* @since 4.1.0 Added `$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 object for queries.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
- * @param int $userid User ID.
- * @param string $post_type Optional. Post type to count the number of posts for. Default 'post'.
- * @return int Number of posts the user has written in this post type.
+ * @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' ) {
+function count_user_posts( $userid, $post_type = 'post', $public_only = false ) {
global $wpdb;
- $where = get_posts_by_author_sql( $post_type, true, $userid );
+ $where = get_posts_by_author_sql( $post_type, true, $userid, $public_only );
$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->posts $where" );
*
* @since 2.7.0
* @since 4.1.0 Added `$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 $post_type Post type to count the number of posts for.
+ * @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 );
+ return apply_filters( 'get_usernumposts', $count, $userid, $post_type, $public_only );
}
/**
*
* @since 3.0.0
*
- * @param array $users Array of user IDs.
- * @param string $post_type Optional. Post type to check. Defaults to post.
- * @param bool $public_only Optional. Only return counts for public posts. Defaults to false.
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @param array $users Array of user IDs.
+ * @param string|array $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 array Amount of posts each user has written.
*/
function count_many_users_posts( $users, $post_type = 'post', $public_only = false ) {
*
* @since 2.0.0
*
- * @global wpdb $wpdb WordPress database object for queries.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $option User option name.
* @param int $user Optional. User ID.
*
* @since 2.0.0
*
- * @global wpdb $wpdb WordPress database object for queries.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id User ID.
* @param string $option_name User option name.
*
* @since 3.0.0
*
- * @global wpdb $wpdb WordPress database object for queries.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id User ID
* @param string $option_name User option name.
return delete_user_meta( $user_id, $option_name );
}
-/**
- * WordPress User Query class.
- *
- * @since 3.1.0
- *
- * @see WP_User_Query::prepare_query() for information on accepted arguments.
- */
-class WP_User_Query {
-
- /**
- * Query vars, after parsing
- *
- * @since 3.5.0
- * @access public
- * @var array
- */
- public $query_vars = array();
-
- /**
- * List of found user ids
- *
- * @since 3.1.0
- * @access private
- * @var array
- */
- private $results;
-
- /**
- * Total number of found users for the current query
- *
- * @since 3.1.0
- * @access private
- * @var int
- */
- private $total_users = 0;
-
- /**
- * Metadata query container.
- *
- * @since 4.2.0
- * @access public
- * @var object WP_Meta_Query
- */
- public $meta_query = false;
-
- private $compat_fields = array( 'results', 'total_users' );
-
- // SQL clauses
- public $query_fields;
- public $query_from;
- public $query_where;
- public $query_orderby;
- public $query_limit;
-
- /**
- * PHP5 constructor.
- *
- * @since 3.1.0
- *
- * @param null|string|array $args Optional. The query variables.
- */
- public function __construct( $query = null ) {
- if ( ! empty( $query ) ) {
- $this->prepare_query( $query );
- $this->query();
- }
- }
-
- /**
- * Prepare the query variables.
- *
- * @since 3.1.0
- * @since 4.2.0 Added 'meta_value_num' support for `$orderby` parameter. Added multi-dimensional array syntax
- * for `$orderby` parameter.
- * @access public
- *
- * @param string|array $query {
- * Optional. Array or string of Query parameters.
- *
- * @type int $blog_id The site ID. Default is the global blog id.
- * @type string $role Role name. Default empty.
- * @type string $meta_key User meta key. Default empty.
- * @type string $meta_value User meta value. Default empty.
- * @type string $meta_compare Comparison operator to test the `$meta_value`. Accepts '=', '!=',
- * '>', '>=', '<', '<=', 'LIKE', 'NOT LIKE', 'IN', 'NOT IN', 'BETWEEN',
- * 'NOT BETWEEN', 'EXISTS', 'NOT EXISTS', 'REGEXP', 'NOT REGEXP',
- * or 'RLIKE'. Default '='.
- * @type array $include An array of user IDs to include. Default empty array.
- * @type array $exclude An array of user IDs to exclude. Default empty array.
- * @type string $search Search keyword. Searches for possible string matches on columns.
- * When `$search_columns` is left empty, it tries to determine which
- * column to search in based on search string. Default empty.
- * @type array $search_columns Array of column names to be searched. Accepts 'ID', 'login',
- * 'nicename', 'email', 'url'. Default empty array.
- * @type string|array $orderby Field(s) to sort the retrieved users by. May be a single value,
- * an array of values, or a multi-dimensional array with fields as keys
- * and orders ('ASC' or 'DESC') as values. Accepted values are'ID',
- * 'display_name' (or 'name'), 'user_login' (or 'login'),
- * 'user_nicename' (or 'nicename'), 'user_email' (or 'email'),
- * 'user_url' (or 'url'), 'user_registered' (or 'registered'),
- * 'post_count', 'meta_value', 'meta_value_num', the value of
- * `$meta_key`, or an array key of `$meta_query`. To use 'meta_value'
- * or 'meta_value_num', `$meta_key` must be also be defined.
- * Default 'user_login'.
- * @type string $order Designates ascending or descending order of users. Order values
- * passed as part of an `$orderby` array take precedence over this
- * parameter. Accepts 'ASC', 'DESC'. Default 'ASC'.
- * @type int $offset Number of users to offset in retrieved results. Can be used in
- * conjunction with pagination. Default 0.
- * @type int $number Number of users to limit the query for. Can be used in conjunction
- * with pagination. Value -1 (all) is not supported.
- * Default empty (all users).
- * @type bool $count_total Whether to count the total number of users found. If pagination is not
- * needed, setting this to false can improve performance. Default true.
- * @type string|array $fields Which fields to return. Single or all fields (string), or array
- * of fields. Accepts 'ID', 'display_name', 'login', 'nicename', 'email',
- * 'url', 'registered'. Use 'all' for all fields and 'all_with_meta' to
- * include meta fields. Default 'all'.
- * @type string $who Type of users to query. Accepts 'authors'. Default empty (all users).
- * }
- */
- public function prepare_query( $query = array() ) {
- global $wpdb;
-
- if ( empty( $this->query_vars ) || ! empty( $query ) ) {
- $this->query_limit = null;
- $this->query_vars = wp_parse_args( $query, array(
- 'blog_id' => $GLOBALS['blog_id'],
- 'role' => '',
- 'meta_key' => '',
- 'meta_value' => '',
- 'meta_compare' => '',
- 'include' => array(),
- 'exclude' => array(),
- 'search' => '',
- 'search_columns' => array(),
- 'orderby' => 'login',
- 'order' => 'ASC',
- 'offset' => '',
- 'number' => '',
- 'count_total' => true,
- 'fields' => 'all',
- 'who' => ''
- ) );
- }
-
- /**
- * Fires before the WP_User_Query has been parsed.
- *
- * The passed WP_User_Query object contains the query variables, not
- * yet passed into SQL.
- *
- * @since 4.0.0
- *
- * @param WP_User_Query $this The current WP_User_Query instance,
- * passed by reference.
- */
- do_action( 'pre_get_users', $this );
-
- $qv =& $this->query_vars;
-
- if ( is_array( $qv['fields'] ) ) {
- $qv['fields'] = array_unique( $qv['fields'] );
-
- $this->query_fields = array();
- foreach ( $qv['fields'] as $field ) {
- $field = 'ID' === $field ? 'ID' : sanitize_key( $field );
- $this->query_fields[] = "$wpdb->users.$field";
- }
- $this->query_fields = implode( ',', $this->query_fields );
- } elseif ( 'all' == $qv['fields'] ) {
- $this->query_fields = "$wpdb->users.*";
- } else {
- $this->query_fields = "$wpdb->users.ID";
- }
-
- if ( isset( $qv['count_total'] ) && $qv['count_total'] )
- $this->query_fields = 'SQL_CALC_FOUND_ROWS ' . $this->query_fields;
-
- $this->query_from = "FROM $wpdb->users";
- $this->query_where = "WHERE 1=1";
-
- // Parse and sanitize 'include', for use by 'orderby' as well as 'include' below.
- if ( ! empty( $qv['include'] ) ) {
- $include = wp_parse_id_list( $qv['include'] );
- } else {
- $include = false;
- }
-
- $blog_id = 0;
- if ( isset( $qv['blog_id'] ) ) {
- $blog_id = absint( $qv['blog_id'] );
- }
-
- if ( isset( $qv['who'] ) && 'authors' == $qv['who'] && $blog_id ) {
- $qv['meta_key'] = $wpdb->get_blog_prefix( $blog_id ) . 'user_level';
- $qv['meta_value'] = 0;
- $qv['meta_compare'] = '!=';
- $qv['blog_id'] = $blog_id = 0; // Prevent extra meta query
- }
-
- // Meta query.
- $this->meta_query = new WP_Meta_Query();
- $this->meta_query->parse_query_vars( $qv );
-
- $role = '';
- if ( isset( $qv['role'] ) ) {
- $role = trim( $qv['role'] );
- }
-
- if ( $blog_id && ( $role || is_multisite() ) ) {
- $cap_meta_query = array();
- $cap_meta_query['key'] = $wpdb->get_blog_prefix( $blog_id ) . 'capabilities';
-
- if ( $role ) {
- $cap_meta_query['value'] = '"' . $role . '"';
- $cap_meta_query['compare'] = 'like';
- }
-
- if ( empty( $this->meta_query->queries ) ) {
- $this->meta_query->queries = array( $cap_meta_query );
- } elseif ( ! in_array( $cap_meta_query, $this->meta_query->queries, true ) ) {
- // Append the cap query to the original queries and reparse the query.
- $this->meta_query->queries = array(
- 'relation' => 'AND',
- array( $this->meta_query->queries, $cap_meta_query ),
- );
- }
-
- $this->meta_query->parse_query_vars( $this->meta_query->queries );
- }
-
- if ( ! empty( $this->meta_query->queries ) ) {
- $clauses = $this->meta_query->get_sql( 'user', $wpdb->users, 'ID', $this );
- $this->query_from .= $clauses['join'];
- $this->query_where .= $clauses['where'];
-
- if ( 'OR' == $this->meta_query->relation ) {
- $this->query_fields = 'DISTINCT ' . $this->query_fields;
- }
- }
-
- // sorting
- $qv['order'] = isset( $qv['order'] ) ? strtoupper( $qv['order'] ) : '';
- $order = $this->parse_order( $qv['order'] );
-
- if ( empty( $qv['orderby'] ) ) {
- // Default order is by 'user_login'.
- $ordersby = array( 'user_login' => $order );
- } else if ( is_array( $qv['orderby'] ) ) {
- $ordersby = $qv['orderby'];
- } else {
- // 'orderby' values may be a comma- or space-separated list.
- $ordersby = preg_split( '/[,\s]+/', $qv['orderby'] );
- }
-
- $orderby_array = array();
- foreach ( $ordersby as $_key => $_value ) {
- if ( ! $_value ) {
- continue;
- }
-
- if ( is_int( $_key ) ) {
- // Integer key means this is a flat array of 'orderby' fields.
- $_orderby = $_value;
- $_order = $order;
- } else {
- // Non-integer key means this the key is the field and the value is ASC/DESC.
- $_orderby = $_key;
- $_order = $_value;
- }
-
- $parsed = $this->parse_orderby( $_orderby );
-
- if ( ! $parsed ) {
- continue;
- }
-
- $orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );
- }
-
- // If no valid clauses were found, order by user_login.
- if ( empty( $orderby_array ) ) {
- $orderby_array[] = "user_login $order";
- }
-
- $this->query_orderby = 'ORDER BY ' . implode( ', ', $orderby_array );
-
- // limit
- if ( isset( $qv['number'] ) && $qv['number'] ) {
- if ( $qv['offset'] )
- $this->query_limit = $wpdb->prepare("LIMIT %d, %d", $qv['offset'], $qv['number']);
- else
- $this->query_limit = $wpdb->prepare("LIMIT %d", $qv['number']);
- }
-
- $search = '';
- if ( isset( $qv['search'] ) )
- $search = trim( $qv['search'] );
-
- if ( $search ) {
- $leading_wild = ( ltrim($search, '*') != $search );
- $trailing_wild = ( rtrim($search, '*') != $search );
- if ( $leading_wild && $trailing_wild )
- $wild = 'both';
- elseif ( $leading_wild )
- $wild = 'leading';
- elseif ( $trailing_wild )
- $wild = 'trailing';
- else
- $wild = false;
- if ( $wild )
- $search = trim($search, '*');
-
- $search_columns = array();
- if ( $qv['search_columns'] )
- $search_columns = array_intersect( $qv['search_columns'], array( 'ID', 'user_login', 'user_email', 'user_url', 'user_nicename' ) );
- if ( ! $search_columns ) {
- if ( false !== strpos( $search, '@') )
- $search_columns = array('user_email');
- elseif ( is_numeric($search) )
- $search_columns = array('user_login', 'ID');
- elseif ( preg_match('|^https?://|', $search) && ! ( is_multisite() && wp_is_large_network( 'users' ) ) )
- $search_columns = array('user_url');
- else
- $search_columns = array('user_login', 'user_nicename');
- }
-
- /**
- * Filter the columns to search in a WP_User_Query search.
- *
- * The default columns depend on the search term, and include 'user_email',
- * 'user_login', 'ID', 'user_url', and 'user_nicename'.
- *
- * @since 3.6.0
- *
- * @param array $search_columns Array of column names to be searched.
- * @param string $search Text being searched.
- * @param WP_User_Query $this The current WP_User_Query instance.
- */
- $search_columns = apply_filters( 'user_search_columns', $search_columns, $search, $this );
-
- $this->query_where .= $this->get_search_sql( $search, $search_columns, $wild );
- }
-
- if ( ! empty( $include ) ) {
- // Sanitized earlier.
- $ids = implode( ',', $include );
- $this->query_where .= " AND $wpdb->users.ID IN ($ids)";
- } elseif ( ! empty( $qv['exclude'] ) ) {
- $ids = implode( ',', wp_parse_id_list( $qv['exclude'] ) );
- $this->query_where .= " AND $wpdb->users.ID NOT IN ($ids)";
- }
-
- // Date queries are allowed for the user_registered field.
- if ( ! empty( $qv['date_query'] ) && is_array( $qv['date_query'] ) ) {
- $date_query = new WP_Date_Query( $qv['date_query'], 'user_registered' );
- $this->query_where .= $date_query->get_sql();
- }
-
- /**
- * Fires after the WP_User_Query has been parsed, and before
- * the query is executed.
- *
- * The passed WP_User_Query object contains SQL parts formed
- * from parsing the given query.
- *
- * @since 3.1.0
- *
- * @param WP_User_Query $this The current WP_User_Query instance,
- * passed by reference.
- */
- do_action_ref_array( 'pre_user_query', array( &$this ) );
- }
-
- /**
- * Execute the query, with the current variables.
- *
- * @since 3.1.0
- *
- * @global wpdb $wpdb WordPress database object for queries.
- */
- public function query() {
- global $wpdb;
-
- $qv =& $this->query_vars;
-
- $query = "SELECT $this->query_fields $this->query_from $this->query_where $this->query_orderby $this->query_limit";
-
- if ( is_array( $qv['fields'] ) || 'all' == $qv['fields'] ) {
- $this->results = $wpdb->get_results( $query );
- } else {
- $this->results = $wpdb->get_col( $query );
- }
-
- /**
- * Filter SELECT FOUND_ROWS() query for the current WP_User_Query instance.
- *
- * @since 3.2.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string $sql The SELECT FOUND_ROWS() query for the current WP_User_Query.
- */
- if ( isset( $qv['count_total'] ) && $qv['count_total'] )
- $this->total_users = $wpdb->get_var( apply_filters( 'found_users_query', 'SELECT FOUND_ROWS()' ) );
-
- if ( !$this->results )
- return;
-
- if ( 'all_with_meta' == $qv['fields'] ) {
- cache_users( $this->results );
-
- $r = array();
- foreach ( $this->results as $userid )
- $r[ $userid ] = new WP_User( $userid, '', $qv['blog_id'] );
-
- $this->results = $r;
- } elseif ( 'all' == $qv['fields'] ) {
- foreach ( $this->results as $key => $user ) {
- $this->results[ $key ] = new WP_User( $user, '', $qv['blog_id'] );
- }
- }
- }
-
- /**
- * Retrieve query variable.
- *
- * @since 3.5.0
- * @access public
- *
- * @param string $query_var Query variable key.
- * @return mixed
- */
- public function get( $query_var ) {
- if ( isset( $this->query_vars[$query_var] ) )
- return $this->query_vars[$query_var];
-
- return null;
- }
-
- /**
- * Set query variable.
- *
- * @since 3.5.0
- * @access public
- *
- * @param string $query_var Query variable key.
- * @param mixed $value Query variable value.
- */
- public function set( $query_var, $value ) {
- $this->query_vars[$query_var] = $value;
- }
-
- /**
- * Used internally to generate an SQL string for searching across multiple columns
- *
- * @access protected
- * @since 3.1.0
- *
- * @param string $string
- * @param array $cols
- * @param bool $wild Whether to allow wildcard searches. Default is false for Network Admin, true for
- * single site. Single site allows leading and trailing wildcards, Network Admin only trailing.
- * @return string
- */
- protected function get_search_sql( $string, $cols, $wild = false ) {
- global $wpdb;
-
- $searches = array();
- $leading_wild = ( 'leading' == $wild || 'both' == $wild ) ? '%' : '';
- $trailing_wild = ( 'trailing' == $wild || 'both' == $wild ) ? '%' : '';
- $like = $leading_wild . $wpdb->esc_like( $string ) . $trailing_wild;
-
- foreach ( $cols as $col ) {
- if ( 'ID' == $col ) {
- $searches[] = $wpdb->prepare( "$col = %s", $string );
- } else {
- $searches[] = $wpdb->prepare( "$col LIKE %s", $like );
- }
- }
-
- return ' AND (' . implode(' OR ', $searches) . ')';
- }
-
- /**
- * Return the list of users.
- *
- * @since 3.1.0
- * @access public
- *
- * @return array Array of results.
- */
- public function get_results() {
- return $this->results;
- }
-
- /**
- * Return the total number of users for the current query.
- *
- * @since 3.1.0
- * @access public
- *
- * @return int Number of total users.
- */
- public function get_total() {
- return $this->total_users;
- }
-
- /**
- * Parse and sanitize 'orderby' keys passed to the user query.
- *
- * @since 4.2.0
- * @access protected
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string $orderby Alias for the field to order by.
- * @return string|bool Value to used in the ORDER clause, if `$orderby` is valid. False otherwise.
- */
- protected function parse_orderby( $orderby ) {
- global $wpdb;
-
- $meta_query_clauses = $this->meta_query->get_clauses();
-
- $_orderby = '';
- if ( in_array( $orderby, array( 'login', 'nicename', 'email', 'url', 'registered' ) ) ) {
- $_orderby = 'user_' . $orderby;
- } elseif ( in_array( $orderby, array( 'user_login', 'user_nicename', 'user_email', 'user_url', 'user_registered' ) ) ) {
- $_orderby = $orderby;
- } elseif ( 'name' == $orderby || 'display_name' == $orderby ) {
- $_orderby = 'display_name';
- } elseif ( 'post_count' == $orderby ) {
- // todo: avoid the JOIN
- $where = get_posts_by_author_sql( 'post' );
- $this->query_from .= " LEFT OUTER JOIN (
- SELECT post_author, COUNT(*) as post_count
- FROM $wpdb->posts
- $where
- GROUP BY post_author
- ) p ON ({$wpdb->users}.ID = p.post_author)
- ";
- $_orderby = 'post_count';
- } elseif ( 'ID' == $orderby || 'id' == $orderby ) {
- $_orderby = 'ID';
- } elseif ( 'meta_value' == $orderby || $this->get( 'meta_key' ) == $orderby ) {
- $_orderby = "$wpdb->usermeta.meta_value";
- } elseif ( 'meta_value_num' == $orderby ) {
- $_orderby = "$wpdb->usermeta.meta_value+0";
- } elseif ( 'include' === $orderby && ! empty( $this->query_vars['include'] ) ) {
- $include = wp_parse_id_list( $this->query_vars['include'] );
- $include_sql = implode( ',', $include );
- $_orderby = "FIELD( $wpdb->users.ID, $include_sql )";
- } elseif ( isset( $meta_query_clauses[ $orderby ] ) ) {
- $meta_clause = $meta_query_clauses[ $orderby ];
- $_orderby = sprintf( "CAST(%s.meta_value AS %s)", esc_sql( $meta_clause['alias'] ), esc_sql( $meta_clause['cast'] ) );
- }
-
- return $_orderby;
- }
-
- /**
- * Parse an 'order' query variable and cast it to ASC or DESC as necessary.
- *
- * @since 4.2.0
- * @access protected
- *
- * @param string $order The 'order' query variable.
- * @return string The sanitized 'order' query variable.
- */
- protected function parse_order( $order ) {
- if ( ! is_string( $order ) || empty( $order ) ) {
- return 'DESC';
- }
-
- if ( 'ASC' === strtoupper( $order ) ) {
- return 'ASC';
- } else {
- return 'DESC';
- }
- }
-
- /**
- * Make private properties readable for backwards compatibility.
- *
- * @since 4.0.0
- * @access public
- *
- * @param string $name Property to get.
- * @return mixed Property.
- */
- public function __get( $name ) {
- if ( in_array( $name, $this->compat_fields ) ) {
- return $this->$name;
- }
- }
-
- /**
- * Make private properties settable for backwards compatibility.
- *
- * @since 4.0.0
- * @access public
- *
- * @param string $name Property to check if set.
- * @param mixed $value Property value.
- * @return mixed Newly-set property.
- */
- public function __set( $name, $value ) {
- if ( in_array( $name, $this->compat_fields ) ) {
- return $this->$name = $value;
- }
- }
-
- /**
- * Make private properties checkable for backwards compatibility.
- *
- * @since 4.0.0
- * @access public
- *
- * @param string $name Property to check if set.
- * @return bool Whether the property is set.
- */
- public function __isset( $name ) {
- if ( in_array( $name, $this->compat_fields ) ) {
- return isset( $this->$name );
- }
- }
-
- /**
- * Make private properties un-settable for backwards compatibility.
- *
- * @since 4.0.0
- * @access public
- *
- * @param string $name Property to unset.
- */
- public function __unset( $name ) {
- if ( in_array( $name, $this->compat_fields ) ) {
- unset( $this->$name );
- }
- }
-
- /**
- * Make private/protected methods readable for backwards compatibility.
- *
- * @since 4.0.0
- * @access public
- *
- * @param callable $name Method to call.
- * @param array $arguments Arguments to pass when calling.
- * @return mixed|bool Return value of the callback, false otherwise.
- */
- public function __call( $name, $arguments ) {
- if ( 'get_search_sql' === $name ) {
- return call_user_func_array( array( $this, $name ), $arguments );
- }
- return false;
- }
-}
-
/**
* Retrieve list of users matching criteria.
*
*
* @since 3.0.0
*
- * @global wpdb $wpdb WordPress database object for queries.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $user_id User ID
* @param bool $all Whether to retrieve all blogs, or only blogs that are not
'path' => $blog->path,
'site_id' => $blog->site_id,
'siteurl' => $blog->siteurl,
- 'archived' => 0,
- 'spam' => 0,
- 'deleted' => 0
+ 'archived' => $blog->archived,
+ 'mature' => $blog->mature,
+ 'spam' => $blog->spam,
+ 'deleted' => $blog->deleted,
);
}
unset( $keys[ $wpdb->base_prefix . 'capabilities' ] );
'path' => $blog->path,
'site_id' => $blog->site_id,
'siteurl' => $blog->siteurl,
- 'archived' => 0,
- 'spam' => 0,
- 'deleted' => 0
+ 'archived' => $blog->archived,
+ 'mature' => $blog->mature,
+ 'spam' => $blog->spam,
+ 'deleted' => $blog->deleted,
);
}
}
* @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 ) )
+ if ( empty( $user_id ) ) {
$user_id = get_current_user_id();
+ }
+
+ // Technically not needed, but does save calls to get_blog_details 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_blog_details( $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 ] ) && $blog_id == 1 ) {
+ return true;
+ }
- if ( empty( $blog_id ) )
- $blog_id = get_current_blog_id();
+ if ( isset( $keys[ $site_capabilities_key ] ) ) {
+ return true;
+ }
- $blogs = get_blogs_of_user( $user_id );
- return array_key_exists( $blog_id, $blogs );
+ return false;
}
/**
* @since 3.0.0
* @link https://codex.wordpress.org/Function_Reference/add_user_meta
*
- * @param int $user_id User ID.
- * @param string $meta_key Metadata name.
- * @param mixed $meta_value Metadata value.
- * @param bool $unique Optional, default is false. Whether the same key should not be added.
- * @return int|bool Meta ID on success, false on failure.
+ * @param int $user_id User ID.
+ * @param string $meta_key Metadata name.
+ * @param mixed $meta_value Metadata value.
+ * @param bool $unique Optional, default is false. Whether the same key should not be added.
+ * @return int|false Meta ID on success, false on failure.
*/
function add_user_meta($user_id, $meta_key, $meta_value, $unique = false) {
return add_metadata('user', $user_id, $meta_key, $meta_value, $unique);
* @since 3.0.0
* @link https://codex.wordpress.org/Function_Reference/delete_user_meta
*
- * @param int $user_id user ID
- * @param string $meta_key Metadata name.
- * @param mixed $meta_value Optional. Metadata value.
+ * @param int $user_id User ID
+ * @param string $meta_key Metadata name.
+ * @param mixed $meta_value Optional. Metadata value.
* @return bool True on success, false on failure.
*/
function delete_user_meta($user_id, $meta_key, $meta_value = '') {
* @since 3.0.0
* @link https://codex.wordpress.org/Function_Reference/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 Whether to return a single value.
- * @return mixed Will be an array if $single is false. Will be value of meta data field if $single
- * is true.
+ * @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 Whether to return a single value.
+ * @return mixed Will be an array if $single is false. Will be value of meta data field if $single is true.
*/
function get_user_meta($user_id, $key = '', $single = false) {
return get_metadata('user', $user_id, $key, $single);
* @since 3.0.0
* @link https://codex.wordpress.org/Function_Reference/update_user_meta
*
- * @param int $user_id User ID.
- * @param string $meta_key Metadata key.
- * @param mixed $meta_value Metadata value.
- * @param mixed $prev_value Optional. Previous value to check before removing.
+ * @param int $user_id User ID.
+ * @param string $meta_key Metadata key.
+ * @param mixed $meta_value Metadata value.
+ * @param mixed $prev_value Optional. Previous value to check before removing.
* @return int|bool Meta ID if the key didn't exist, true on successful update, false on failure.
*/
function update_user_meta($user_id, $meta_key, $meta_value, $prev_value = '') {
* 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.
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
* @param string $strategy 'time' or 'memory'
* @return array Includes a grand total and an array of counts indexed by role strings.
*/
function count_users($strategy = 'time') {
- global $wpdb, $wp_roles;
+ global $wpdb;
// Initialize
$id = get_current_blog_id();
$result = array();
if ( 'time' == $strategy ) {
- global $wp_roles;
-
- if ( ! isset( $wp_roles ) )
- $wp_roles = new WP_Roles();
-
- $avail_roles = $wp_roles->get_names();
+ $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.
}
}
+ $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();
+ $avail_roles = array(
+ 'none' => 0,
+ );
$users_of_blog = $wpdb->get_col( "SELECT meta_value FROM $wpdb->usermeta WHERE meta_key = '{$blog_prefix}capabilities'" );
$b_roles = maybe_unserialize($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]++;
$result['avail_roles'] =& $avail_roles;
}
+ if ( is_multisite() ) {
+ $result['avail_roles']['none'] = 0;
+ }
+
return $result;
}
* Used by wp_set_current_user() for back compat. Might be deprecated in the future.
*
* @since 2.0.4
- * @global string $userdata User description.
- * @global string $user_login The user username for logging in
- * @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_login The user username for logging in
+ * @global object $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.
* The available arguments are as follows:
*
* @since 2.3.0
+ * @since 4.5.0 Added the 'display_name_with_login' value for 'show'.
*
- * @global wpdb $wpdb WordPress database object for queries.
+ * @global int $blog_id
*
* @param array|string $args {
* Optional. Array or string of arguments to generate a drop-down of users.
* 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 table column to display. If the selected item is empty
+ * @type string $show User data to display. If the selected item is empty
* then the 'user_login' will be displayed in parentheses.
- * Accepts user fields. Default 'display_name'.
+ * 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 string $who Which type of users to query. Accepts only an empty string or
* 'authors'. Default empty.
* }
- * @return string|null Null on display. String of HTML content on retrieve.
+ * @return string String of HTML content.
*/
function wp_dropdown_users( $args = '' ) {
$defaults = array(
$defaults['selected'] = is_author() ? get_query_var( 'author' ) : 0;
$r = wp_parse_args( $args, $defaults );
- $show = $r['show'];
+
+ $query_args = wp_array_slice_assoc( $r, array( 'blog_id', 'include', 'exclude', 'orderby', 'order', 'who' ) );
+
+ $fields = array( 'ID', 'user_login' );
+
+ $show = ! empty( $r['show'] ) ? $r['show'] : 'display_name';
+ if ( 'display_name_with_login' === $show ) {
+ $fields[] = 'display_name';
+ } else {
+ $fields[] = $show;
+ }
+
+ $query_args['fields'] = $fields;
+
$show_option_all = $r['show_option_all'];
$show_option_none = $r['show_option_none'];
$option_none_value = $r['option_none_value'];
- $query_args = wp_array_slice_assoc( $r, array( 'blog_id', 'include', 'exclude', 'orderby', 'order', 'who' ) );
- $query_args['fields'] = array( 'ID', 'user_login', $show );
+ /**
+ * Filter the query arguments for the user drop-down.
+ *
+ * @since 4.4.0
+ *
+ * @param array $query_args The query arguments for wp_dropdown_users().
+ * @param array $r The default arguments for wp_dropdown_users().
+ */
+ $query_args = apply_filters( 'wp_dropdown_users_args', $query_args, $r );
+
$users = get_users( $query_args );
$output = '';
$output .= "\t<option value='" . esc_attr( $option_none_value ) . "'$_selected>$show_option_none</option>\n";
}
- $found_selected = false;
- foreach ( (array) $users as $user ) {
- $user->ID = (int) $user->ID;
- $_selected = selected( $user->ID, $r['selected'], false );
- if ( $_selected ) {
- $found_selected = true;
+ if ( $r['include_selected'] && ( $r['selected'] > 0 ) ) {
+ $found_selected = false;
+ $r['selected'] = (int) $r['selected'];
+ foreach ( (array) $users as $user ) {
+ $user->ID = (int) $user->ID;
+ if ( $user->ID === $r['selected'] ) {
+ $found_selected = true;
+ }
+ }
+
+ if ( ! $found_selected ) {
+ $users[] = get_userdata( $r['selected'] );
}
- $display = ! empty( $user->$show ) ? $user->$show : '('. $user->user_login . ')';
- $output .= "\t<option value='$user->ID'$_selected>" . esc_html( $display ) . "</option>\n";
}
- if ( $r['include_selected'] && ! $found_selected && ( $r['selected'] > 0 ) ) {
- $user = get_userdata( $r['selected'] );
+ foreach ( (array) $users as $user ) {
+ if ( 'display_name_with_login' === $show ) {
+ /* translators: 1: 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, $r['selected'], false );
- $display = ! empty( $user->$show ) ? $user->$show : '('. $user->user_login . ')';
$output .= "\t<option value='$user->ID'$_selected>" . esc_html( $display ) . "</option>\n";
}
*
* @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 $field The user Object field name.
+ * @param mixed $value The user Object value.
+ * @param int $user_id User ID.
* @param string $context How to sanitize user fields. Looks for 'raw', 'edit', 'db', 'display',
- * 'attribute' and 'js'.
+ * 'attribute' and 'js'.
* @return mixed Sanitized value.
*/
function sanitize_user_field($field, $value, $user_id, $context) {
*
* @since 3.0.0
*
- * @param object $user User object to be cached
+ * @param object|WP_User $user User object to be cached
+ * @return bool|null Returns false on failure.
*/
-function update_user_caches($user) {
+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_email, $user->ID, 'useremail');
* Clean all user caches
*
* @since 3.0.0
+ * @since 4.4.0 'clean_user_cache' action was added.
*
* @param WP_User|int $user User object or ID to be cleaned from the cache
*/
wp_cache_delete( $user->user_login, 'userlogins' );
wp_cache_delete( $user->user_email, 'useremail' );
wp_cache_delete( $user->user_nicename, 'userslugs' );
+
+ /**
+ * 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 );
}
/**
* @since 2.0.0
*
* @param string $username Username.
- * @return null|int The user's ID on success, and null on failure.
+ * @return int|false The user's ID on success, and false on failure.
*/
function username_exists( $username ) {
- if ( $user = get_user_by('login', $username ) ) {
+ if ( $user = get_user_by( 'login', $username ) ) {
return $user->ID;
- } else {
- return null;
}
+ return false;
}
/**
* @since 2.1.0
*
* @param string $email Email.
- * @return bool|int The user's ID on success, and false on failure.
+ * @return int|false The user's ID on success, and false on failure.
*/
function email_exists( $email ) {
- if ( $user = get_user_by('email', $email) )
+ if ( $user = get_user_by( 'email', $email) ) {
return $user->ID;
-
+ }
return false;
}
* 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 );
+ $valid = ( $sanitized == $username && ! empty( $sanitized ) );
+
/**
* Filter whether the provided username is valid or not.
*
/**
* Insert a user into the database.
*
- * Most of the $userdata array fields have filters associated with the values.
- * The exceptions are 'rich_editing', 'role', 'jabber', 'aim', 'yim',
- * 'user_registered', and 'ID'. The filters have the prefix 'pre_user_' followed
- * by the field name. An example using 'description' would have the filter
- * called, 'pre_user_description' that can be hooked into.
+ * Most of the `$userdata` array fields have filters associated with the values. Exceptions are
+ * 'ID', 'rich_editing', 'comment_shortcuts', 'admin_color', 'use_ssl',
+ * 'user_registered', 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 installs. See wp_get_user_contact_methods().
*
- * @global wpdb $wpdb WordPress database object for queries.
+ * @global wpdb $wpdb WordPress database abstraction object.
*
- * @param array $userdata {
+ * @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.
- * @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 the user's username.
- * @type string $nickname The user's nickname. Default
- * Default is the the user's username.
- * @type string $first_name The user's first name. For new users, will be used
- * to build $display_name if unspecified.
- * @type stirng $last_name The user's last name. For new users, will be used
- * to build $display_name if unspecified.
- * @type string|bool $rich_editing Whether to enable the rich-editor for the user. False
- * if not empty.
- * @type string $user_registered Date the user registered. Format is 'Y-m-d H:i:s'.
- * @type string $role User's role.
- * @type string $jabber User's Jabber account username.
- * @type string $aim User's AIM account username.
- * @type string $yim User's Yahoo! messenger username.
+ * @type int $ID User ID. If supplied, the user will be updated.
+ * @type string $user_pass The plain-text user password.
+ * @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|bool $rich_editing Whether to enable the rich-editor for the user.
+ * False if not empty.
+ * @type string|bool $comment_shortcuts Whether to enable comment moderation keyboard
+ * shortcuts for the user. 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. Format is 'Y-m-d H:i:s'.
+ * @type string|bool $show_admin_bar_front Whether to display the Admin Bar for the user on the
+ * site's front end. Default true.
+ * @type string $role User's role.
* }
* @return int|WP_Error The newly created user's ID or a WP_Error object if the user could not
* be created.
} elseif ( $userdata instanceof WP_User ) {
$userdata = $userdata->to_array();
}
+
// Are we updating or creating?
if ( ! empty( $userdata['ID'] ) ) {
$ID = (int) $userdata['ID'];
$update = true;
- $old_user_data = WP_User::get_data_by( 'id', $ID );
+ $old_user_data = get_userdata( $ID );
+
+ if ( ! $old_user_data ) {
+ return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
+ }
+
// hashed in wp_update_user(), plaintext if called directly
- $user_pass = $userdata['user_pass'];
+ $user_pass = ! empty( $userdata['user_pass'] ) ? $userdata['user_pass'] : $old_user_data->user_pass;
} else {
$update = false;
// Hash the password
//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!' ) );
}
- // If a nicename is provided, remove unsafe user characters before
- // using it. Otherwise build a nicename from the user_login.
+ /**
+ * Filter the list of blacklisted usernames.
+ *
+ * @since 4.4.0
+ *
+ * @param array $usernames Array of blacklisted usernames.
+ */
+ $illegal_logins = (array) apply_filters( 'illegal_user_logins', array() );
+
+ if ( in_array( strtolower( $user_login ), array_map( 'strtolower', $illegal_logins ) ) ) {
+ 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 );
+ if ( mb_strlen( $user_nicename ) > 50 ) {
+ return new WP_Error( 'user_nicename_too_long', __( 'Nicename may not be longer than 50 characters.' ) );
+ }
} else {
- $user_nicename = $user_login;
+ $user_nicename = mb_substr( $user_login, 0, 50 );
}
$user_nicename = sanitize_title( $user_nicename );
* check if current email and new email are the same, or not, and check `email_exists`
* accordingly.
*/
- if ( ( ! $update || ( ! empty( $old_user_data ) && $user_email !== $old_user_data->user_email ) )
+ if ( ( ! $update || ( ! empty( $old_user_data ) && 0 !== strcasecmp( $user_email, $old_user_data->user_email ) ) )
&& ! defined( 'WP_IMPORTING' )
&& email_exists( $user_email )
) {
$meta['rich_editing'] = empty( $userdata['rich_editing'] ) ? 'true' : $userdata['rich_editing'];
- $meta['comment_shortcuts'] = empty( $userdata['comment_shortcuts'] ) ? 'false' : $userdata['comment_shortcuts'];
+ $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 );
if ( $user_nicename_check ) {
$suffix = 2;
while ($user_nicename_check) {
- $alt_user_nicename = $user_nicename . "-$suffix";
+ // 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 = new WP_User( $user_id );
+ /**
+ * Filter a user's meta values and keys before the user is created or updated.
+ *
+ * Does not include contact methods. These are added using `wp_get_user_contact_methods( $user )`.
+ *
+ * @since 4.4.0
+ *
+ * @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 bool $rich_editing Whether to enable the rich-editor for the user. False if not empty.
+ * @type bool $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 bool $show_admin_bar_front Whether to show the admin bar on the front end for the user.
+ * Default true.
+ * }
+ * @param WP_User $user User object.
+ * @param bool $update Whether the user is being updated rather than created.
+ */
+ $meta = apply_filters( 'insert_user_meta', $meta, $user, $update );
+
// Update user meta.
foreach ( $meta as $key => $value ) {
update_user_meta( $user_id, $key, $value );
// Escape data pulled from DB.
$user = add_magic_quotes( $user );
- // If password is changing, hash it now.
- if ( ! empty($userdata['user_pass']) ) {
+ 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']);
+ $userdata['user_pass'] = wp_hash_password( $userdata['user_pass'] );
+
+ /**
+ * Filter whether to send the password change email.
+ *
+ * @since 4.3.0
+ *
+ * @see wp_insert_user() For `$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( 'send_password_change_email', true, $user, $userdata );
+ }
+
+ if ( isset( $userdata['user_email'] ) && $user['user_email'] !== $userdata['user_email'] ) {
+ /**
+ * Filter whether to send the email change email.
+ *
+ * @since 4.3.0
+ *
+ * @see wp_insert_user() For `$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_email_change_email = apply_filters( 'send_email_change_email', true, $user, $userdata );
}
- wp_cache_delete($user[ 'user_email' ], 'useremail');
+ wp_cache_delete( $user['user_email'], 'useremail' );
+ wp_cache_delete( $user['user_nicename'], 'userslugs' );
// Merge old and new fields with new fields overwriting old ones.
- $userdata = array_merge($user, $userdata);
- $user_id = wp_insert_user($userdata);
+ $userdata = array_merge( $user, $userdata );
+ $user_id = wp_insert_user( $userdata );
+
+ if ( ! is_wp_error( $user_id ) ) {
+
+ $blog_name = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
+
+ if ( ! empty( $send_password_change_email ) ) {
+
+ /* translators: Do not translate USERNAME, ADMIN_EMAIL, EMAIL, SITENAME, SITEURL: those are placeholders. */
+ $pass_change_text = __( 'Hi ###USERNAME###,
+
+This notice confirms that your password was changed on ###SITENAME###.
+
+If you did not change your password, please contact the Site Administrator at
+###ADMIN_EMAIL###
+
+This email has been sent to ###EMAIL###
+
+Regards,
+All at ###SITENAME###
+###SITEURL###' );
+
+ $pass_change_email = array(
+ 'to' => $user['user_email'],
+ 'subject' => __( '[%s] Notice of Password Change' ),
+ 'message' => $pass_change_text,
+ 'headers' => '',
+ );
+
+ /**
+ * Filter the contents of the email sent when the user's password is changed.
+ *
+ * @since 4.3.0
+ *
+ * @param array $pass_change_email {
+ * Used to build wp_mail().
+ * @type string $to The intended recipients. Add emails in a comma separated string.
+ * @type string $subject The subject of the email.
+ * @type string $message The content of the email.
+ * The following strings have a special meaning and will get replaced dynamically:
+ * - ###USERNAME### The current user's username.
+ * - ###ADMIN_EMAIL### The admin email in case this was unexpected.
+ * - ###EMAIL### The old email.
+ * - ###SITENAME### The name of the site.
+ * - ###SITEURL### The URL to the site.
+ * @type string $headers Headers. Add headers in a newline (\r\n) separated string.
+ * }
+ * @param array $user The original user array.
+ * @param array $userdata The updated user array.
+ *
+ */
+ $pass_change_email = apply_filters( 'password_change_email', $pass_change_email, $user, $userdata );
+
+ $pass_change_email['message'] = str_replace( '###USERNAME###', $user['user_login'], $pass_change_email['message'] );
+ $pass_change_email['message'] = str_replace( '###ADMIN_EMAIL###', get_option( 'admin_email' ), $pass_change_email['message'] );
+ $pass_change_email['message'] = str_replace( '###EMAIL###', $user['user_email'], $pass_change_email['message'] );
+ $pass_change_email['message'] = str_replace( '###SITENAME###', $blog_name, $pass_change_email['message'] );
+ $pass_change_email['message'] = str_replace( '###SITEURL###', home_url(), $pass_change_email['message'] );
+
+ wp_mail( $pass_change_email['to'], sprintf( $pass_change_email['subject'], $blog_name ), $pass_change_email['message'], $pass_change_email['headers'] );
+ }
+
+ if ( ! empty( $send_email_change_email ) ) {
+ /* translators: Do not translate USERNAME, ADMIN_EMAIL, EMAIL, SITENAME, SITEURL: those are placeholders. */
+ $email_change_text = __( 'Hi ###USERNAME###,
+
+This notice confirms that your email was changed on ###SITENAME###.
+
+If you did not change your email, please contact the Site Administrator at
+###ADMIN_EMAIL###
+
+This email has been sent to ###EMAIL###
+
+Regards,
+All at ###SITENAME###
+###SITEURL###' );
+
+ $email_change_email = array(
+ 'to' => $user['user_email'],
+ 'subject' => __( '[%s] Notice of Email Change' ),
+ 'message' => $email_change_text,
+ 'headers' => '',
+ );
+
+ /**
+ * Filter the contents of the email sent when the user's email is changed.
+ *
+ * @since 4.3.0
+ *
+ * @param array $email_change_email {
+ * Used to build wp_mail().
+ * @type string $to The intended recipients.
+ * @type string $subject The subject of the email.
+ * @type string $message The content of the email.
+ * The following strings have a special meaning and will get replaced dynamically:
+ * - ###USERNAME### The current user's username.
+ * - ###ADMIN_EMAIL### The admin email in case this was unexpected.
+ * - ###EMAIL### The old email.
+ * - ###SITENAME### The name of the site.
+ * - ###SITEURL### The URL to the site.
+ * @type string $headers Headers.
+ * }
+ * @param array $user The original user array.
+ * @param array $userdata The updated user array.
+ */
+ $email_change_email = apply_filters( 'email_change_email', $email_change_email, $user, $userdata );
+
+ $email_change_email['message'] = str_replace( '###USERNAME###', $user['user_login'], $email_change_email['message'] );
+ $email_change_email['message'] = str_replace( '###ADMIN_EMAIL###', get_option( 'admin_email' ), $email_change_email['message'] );
+ $email_change_email['message'] = str_replace( '###EMAIL###', $user['user_email'], $email_change_email['message'] );
+ $email_change_email['message'] = str_replace( '###SITENAME###', $blog_name, $email_change_email['message'] );
+ $email_change_email['message'] = str_replace( '###SITEURL###', home_url(), $email_change_email['message'] );
+
+ wp_mail( $email_change_email['to'], sprintf( $email_change_email['subject'], $blog_name ), $email_change_email['message'], $email_change_email['headers'] );
+ }
+ }
// Update the cookies if the password changed.
$current_user = wp_get_current_user();
* @param string $username The user's username.
* @param string $password The user's password.
* @param string $email Optional. The user's email. Default empty.
- * @return int The new user's ID.
+ * @return int|WP_Error The newly created user's ID or a WP_Error object if the user could not
+ * be created.
*/
function wp_create_user($username, $password, $email = '') {
$user_login = wp_slash( $username );
}
/**
- * Return a list of meta keys that wp_insert_user() is supposed to set.
+ * Returns a list of meta keys to be (maybe) populated in wp_update_user().
+ *
+ * The list of keys returned via this function are dependent on the presence
+ * of those keys in the user meta data to be set.
*
* @since 3.3.0
* @access private
*
* @param WP_User $user WP_User instance.
- * @return array
+ * @return array List of user keys to be populated in wp_update_user().
*/
function _get_additional_user_keys( $user ) {
$keys = array( 'first_name', 'last_name', 'nickname', 'description', 'rich_editing', 'comment_shortcuts', 'admin_color', 'use_ssl', 'show_admin_bar_front' );
/**
* The old private function for setting up user contact methods.
*
+ * Use wp_get_user_contact_methods() instead.
+ *
* @since 2.9.0
* @access private
+ *
+ * @param WP_User $user Optional. WP_User object. Default null.
+ * @return array Array of contact methods and their labels.
*/
function _wp_get_user_contactmethods( $user = null ) {
return wp_get_user_contact_methods( $user );
* @return string The password hint text.
*/
function wp_get_password_hint() {
- $hint = __( 'Hint: The password should be at least seven characters long. To make it stronger, use upper and lower case letters, numbers, and symbols like ! " ? $ % ^ & ).' );
+ $hint = __( 'Hint: The password should be at least twelve characters long. To make it stronger, use upper and lower case letters, numbers, and symbols like ! " ? $ % ^ & ).' );
/**
* Filter the text describing the site's password complexity policy.
return apply_filters( 'password_hint', $hint );
}
+/**
+ * Creates, stores, then returns a password reset key for user.
+ *
+ * @since 4.4.0
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
+ * @global PasswordHash $wp_hasher Portable PHP password hashing framework.
+ *
+ * @param WP_User $user User to retrieve password reset key for.
+ *
+ * @return string|WP_Error Password reset key on success. WP_Error on error.
+ */
+function get_password_reset_key( $user ) {
+ global $wpdb, $wp_hasher;
+
+ /**
+ * Fires before a new password is retrieved.
+ *
+ * @since 1.5.0
+ * @deprecated 1.5.1 Misspelled. Use 'retrieve_password' hook instead.
+ *
+ * @param string $user_login The user login name.
+ */
+ do_action( 'retreive_password', $user->user_login );
+
+ /**
+ * Fires before a new password is retrieved.
+ *
+ * @since 1.5.1
+ *
+ * @param string $user_login The user login name.
+ */
+ do_action( 'retrieve_password', $user->user_login );
+
+ /**
+ * Filter whether to allow a password to be reset.
+ *
+ * @since 2.7.0
+ *
+ * @param bool $allow Whether to allow the password to be reset. Default true.
+ * @param int $user_data->ID The ID of the user attempting to reset a password.
+ */
+ $allow = apply_filters( 'allow_password_reset', true, $user->ID );
+
+ if ( ! $allow ) {
+ return new WP_Error( 'no_password_reset', __( 'Password reset is not allowed for this user' ) );
+ } elseif ( is_wp_error( $allow ) ) {
+ return $allow;
+ }
+
+ // Generate something random for a password reset key.
+ $key = wp_generate_password( 20, false );
+
+ /**
+ * Fires when a password reset key is generated.
+ *
+ * @since 2.5.0
+ *
+ * @param string $user_login The username for the user.
+ * @param string $key The generated password reset key.
+ */
+ do_action( 'retrieve_password_key', $user->user_login, $key );
+
+ // Now insert the key, hashed, into the DB.
+ if ( empty( $wp_hasher ) ) {
+ require_once ABSPATH . WPINC . '/class-phpass.php';
+ $wp_hasher = new PasswordHash( 8, true );
+ }
+ $hashed = time() . ':' . $wp_hasher->HashPassword( $key );
+ $key_saved = $wpdb->update( $wpdb->users, array( 'user_activation_key' => $hashed ), array( 'user_login' => $user->user_login ) );
+ if ( false === $key_saved ) {
+ return new WP_Error( 'no_password_key_update', __( 'Could not save password reset key to database.' ) );
+ }
+
+ return $key;
+}
+
/**
* Retrieves a user row based on password reset key and login
*
* hashing process. This field is now hashed; old values are no longer accepted
* but have a different WP_Error code so good user feedback can be provided.
*
+ * @since 3.1.0
+ *
* @global wpdb $wpdb WordPress database object for queries.
* @global PasswordHash $wp_hasher Portable PHP password hashing framework instance.
*
$wp_hasher = new PasswordHash( 8, true );
}
- if ( $wp_hasher->CheckPassword( $key, $row->user_activation_key ) )
+ /**
+ * Filter the expiration time of password reset keys.
+ *
+ * @since 4.3.0
+ *
+ * @param int $expiration The expiration time in seconds.
+ */
+ $expiration_duration = apply_filters( 'password_reset_expiration', DAY_IN_SECONDS );
+
+ if ( false !== strpos( $row->user_activation_key, ':' ) ) {
+ list( $pass_request_time, $pass_key ) = explode( ':', $row->user_activation_key, 2 );
+ $expiration_time = $pass_request_time + $expiration_duration;
+ } else {
+ $pass_key = $row->user_activation_key;
+ $expiration_time = false;
+ }
+
+ if ( ! $pass_key ) {
+ return new WP_Error( 'invalid_key', __( 'Invalid key' ) );
+ }
+
+ $hash_is_correct = $wp_hasher->CheckPassword( $key, $pass_key );
+
+ if ( $hash_is_correct && $expiration_time && time() < $expiration_time ) {
return get_userdata( $row->ID );
+ } elseif ( $hash_is_correct && $expiration_time ) {
+ // Key has an expiration time that's passed
+ return new WP_Error( 'expired_key', __( 'Invalid key' ) );
+ }
- if ( $key === $row->user_activation_key ) {
+ if ( hash_equals( $row->user_activation_key, $key ) || ( $hash_is_correct && ! $expiration_time ) ) {
$return = new WP_Error( 'expired_key', __( 'Invalid key' ) );
$user_id = $row->ID;
/**
* Filter the return value of check_password_reset_key() when an
- * old-style key is used (plain-text key was stored in the database).
+ * old-style key is used.
*
- * @since 3.7.0
+ * @since 3.7.0 Previously plain-text keys were stored in the database.
+ * @since 4.3.0 Previously key hashes were stored without an expiration time.
*
* @param WP_Error $return A WP_Error object denoting an expired key.
* Return a WP_User object to validate the key.
/**
* Handles resetting the user's password.
*
- * @param object $user The user
+ * @since 2.5.0
+ *
+ * @param object $user The user
* @param string $new_pass New password for the user in plaintext
*/
function reset_password( $user, $new_pass ) {
wp_set_password( $new_pass, $user->ID );
update_user_option( $user->ID, 'default_password_nag', false, true );
- wp_password_change_notification( $user );
+ /**
+ * Fires after the user's password is reset.
+ *
+ * @since 4.4.0
+ *
+ * @param object $user The user.
+ * @param string $new_pass New user password.
+ */
+ do_action( 'after_password_reset', $user, $new_pass );
}
/**
* Handles registering a new user.
*
+ * @since 2.5.0
+ *
* @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.
$sanitized_user_login = '';
} elseif ( username_exists( $sanitized_user_login ) ) {
$errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered. Please choose another one.' ) );
+
+ } else {
+ /** This filter is documented in wp-includes/user.php */
+ $illegal_user_logins = array_map( 'strtolower', (array) apply_filters( 'illegal_user_logins', array() ) );
+ if ( in_array( strtolower( $sanitized_user_login ), $illegal_user_logins ) ) {
+ $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: Sorry, that username is not allowed.' ) );
+ }
}
- // Check the e-mail address
+ // Check the email address
if ( $user_email == '' ) {
- $errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your e-mail address.' ) );
+ $errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your email address.' ) );
} elseif ( ! is_email( $user_email ) ) {
$errors->add( 'invalid_email', __( '<strong>ERROR</strong>: The email address isn’t correct.' ) );
$user_email = '';
update_user_option( $user_id, 'default_password_nag', true, true ); //Set up the Password change nag.
- wp_new_user_notification( $user_id, $user_pass );
+ /**
+ * Fires after a new user registration has been recorded.
+ *
+ * @since 4.4.0
+ *
+ * @param int $user_id ID of the newly registered user.
+ */
+ do_action( 'register_new_user', $user_id );
return $user_id;
}
+/**
+ * Initiate email notifications related to the creation of new users.
+ *
+ * Notifications are sent both to the site admin and to the newly created user.
+ *
+ * @since 4.4.0
+ *
+ * @param int $user_id ID of the newly created user.
+ * @param string $notify Optional. Type of notification that should happen. Accepts 'admin' or an empty string
+ * (admin only), or 'both' (admin and user). Default 'both'.
+ */
+function wp_send_new_user_notifications( $user_id, $notify = 'both' ) {
+ wp_new_user_notification( $user_id, null, $notify );
+}
+
/**
* Retrieve the current session token from the logged_in cookie.
*
$manager = WP_Session_Tokens::get_instance( get_current_user_id() );
$manager->destroy_all();
}
+
+/**
+ * Get the user IDs of all users with no role on this site.
+ *
+ * This function returns an empty array when used on Multisite.
+ *
+ * @since 4.4.0
+ *
+ * @return array Array of user IDs.
+ */
+function wp_get_users_with_no_role() {
+ global $wpdb;
+
+ if ( is_multisite() ) {
+ return array();
+ }
+
+ $prefix = $wpdb->get_blog_prefix();
+ $regex = implode( '|', wp_roles()->get_names() );
+ $regex = preg_replace( '/[^a-zA-Z_\|-]/', '', $regex );
+ $users = $wpdb->get_col( $wpdb->prepare( "
+ SELECT user_id
+ FROM $wpdb->usermeta
+ WHERE meta_key = '{$prefix}capabilities'
+ AND meta_value NOT REGEXP %s
+ ", $regex ) );
+
+ return $users;
+}
+
+/**
+ * Retrieves the current user object.
+ *
+ * Will set the current user, if the current user is not set. The current user
+ * will be set to the logged-in person. If no user is logged-in, then it will
+ * set the current user to 0, which is invalid and won't have any permissions.
+ *
+ * This function is used by the pluggable functions wp_get_current_user() and
+ * get_currentuserinfo(), the latter of which is deprecated but used for backward
+ * compatibility.
+ *
+ * @since 4.5.0
+ * @access private
+ *
+ * @see wp_get_current_user()
+ * @global WP_User $current_user Checks if the current user is set.
+ *
+ * @return WP_User Current WP_User instance.
+ */
+function _wp_get_current_user() {
+ global $current_user;
+
+ if ( ! empty( $current_user ) ) {
+ if ( $current_user instanceof WP_User ) {
+ return $current_user;
+ }
+
+ // Upgrade stdClass to WP_User
+ if ( is_object( $current_user ) && isset( $current_user->ID ) ) {
+ $cur_id = $current_user->ID;
+ $current_user = null;
+ wp_set_current_user( $cur_id );
+ return $current_user;
+ }
+
+ // $current_user has a junk value. Force to WP_User with ID 0.
+ $current_user = null;
+ wp_set_current_user( 0 );
+ return $current_user;
+ }
+
+ if ( defined('XMLRPC_REQUEST') && XMLRPC_REQUEST ) {
+ wp_set_current_user( 0 );
+ return $current_user;
+ }
+
+ /**
+ * Filter the current user.
+ *
+ * The default filters use this to determine the current user from the
+ * request's cookies, if available.
+ *
+ * Returning a value of false will effectively short-circuit setting
+ * the current user.
+ *
+ * @since 3.9.0
+ *
+ * @param int|bool $user_id User ID if one has been determined, false otherwise.
+ */
+ $user_id = apply_filters( 'determine_current_user', false );
+ if ( ! $user_id ) {
+ wp_set_current_user( 0 );
+ return $current_user;
+ }
+
+ wp_set_current_user( $user_id );
+
+ return $current_user;
+}
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