role_objects[$new_role]->has_cap( 'edit_users' ) ) { // If the new role isn't editable by the logged-in user die with error $editable_roles = get_editable_roles(); if ( empty( $editable_roles[$new_role] ) ) wp_die(__('You can’t give users that role.')); $user = new WP_User( $user_id ); $user->set_role( $new_role ); } } } else { add_action( 'user_register', 'add_user' ); // See above return edit_user(); } } /** * Edit user settings based on contents of $_POST * * Used on user-edit.php and profile.php to manage and process user options, passwords etc. * * @since 2.0 * * @param int $user_id Optional. User ID. * @return int user id of the updated user */ function edit_user( $user_id = 0 ) { global $wp_roles, $wpdb; if ( $user_id != 0 ) { $update = true; $user->ID = (int) $user_id; $userdata = get_userdata( $user_id ); $user->user_login = $wpdb->escape( $userdata->user_login ); } else { $update = false; $user = ''; } if ( !$update && isset( $_POST['user_login'] ) ) $user->user_login = sanitize_user($_POST['user_login'], true); $pass1 = $pass2 = ''; if ( isset( $_POST['pass1'] )) $pass1 = $_POST['pass1']; if ( isset( $_POST['pass2'] )) $pass2 = $_POST['pass2']; if ( isset( $_POST['role'] ) && current_user_can( 'edit_users' ) ) { $new_role = sanitize_text_field( $_POST['role'] ); $potential_role = isset($wp_roles->role_objects[$new_role]) ? $wp_roles->role_objects[$new_role] : false; // Don't let anyone with 'edit_users' (admins) edit their own role to something without it. // Multisite super admins can freely edit their blog roles -- they possess all caps. if ( ( is_multisite() && current_user_can( 'manage_sites' ) ) || $user_id != get_current_user_id() || ($potential_role && $potential_role->has_cap( 'edit_users' ) ) ) $user->role = $new_role; // If the new role isn't editable by the logged-in user die with error $editable_roles = get_editable_roles(); if ( ! empty( $new_role ) && empty( $editable_roles[$new_role] ) ) wp_die(__('You can’t give users that role.')); } if ( isset( $_POST['email'] )) $user->user_email = sanitize_text_field( $_POST['email'] ); if ( isset( $_POST['url'] ) ) { if ( empty ( $_POST['url'] ) || $_POST['url'] == 'http://' ) { $user->user_url = ''; } else { $user->user_url = esc_url_raw( $_POST['url'] ); $user->user_url = preg_match('/^(https?|ftps?|mailto|news|irc|gopher|nntp|feed|telnet):/is', $user->user_url) ? $user->user_url : 'http://'.$user->user_url; } } if ( isset( $_POST['first_name'] ) ) $user->first_name = sanitize_text_field( $_POST['first_name'] ); if ( isset( $_POST['last_name'] ) ) $user->last_name = sanitize_text_field( $_POST['last_name'] ); if ( isset( $_POST['nickname'] ) ) $user->nickname = sanitize_text_field( $_POST['nickname'] ); if ( isset( $_POST['display_name'] ) ) $user->display_name = sanitize_text_field( $_POST['display_name'] ); if ( isset( $_POST['description'] ) ) $user->description = trim( $_POST['description'] ); foreach ( _wp_get_user_contactmethods() as $method => $name ) { if ( isset( $_POST[$method] )) $user->$method = sanitize_text_field( $_POST[$method] ); } if ( $update ) { $user->rich_editing = isset( $_POST['rich_editing'] ) && 'false' == $_POST['rich_editing'] ? 'false' : 'true'; $user->admin_color = isset( $_POST['admin_color'] ) ? sanitize_text_field( $_POST['admin_color'] ) : 'fresh'; } $user->comment_shortcuts = isset( $_POST['comment_shortcuts'] ) && 'true' == $_POST['comment_shortcuts'] ? 'true' : ''; $user->use_ssl = 0; if ( !empty($_POST['use_ssl']) ) $user->use_ssl = 1; $errors = new WP_Error(); /* checking that username has been typed */ if ( $user->user_login == '' ) $errors->add( 'user_login', __( 'ERROR: Please enter a username.' )); /* checking the password has been typed twice */ do_action_ref_array( 'check_passwords', array ( $user->user_login, & $pass1, & $pass2 )); if ( $update ) { if ( empty($pass1) && !empty($pass2) ) $errors->add( 'pass', __( 'ERROR: You entered your new password only once.' ), array( 'form-field' => 'pass1' ) ); elseif ( !empty($pass1) && empty($pass2) ) $errors->add( 'pass', __( 'ERROR: You entered your new password only once.' ), array( 'form-field' => 'pass2' ) ); } else { if ( empty($pass1) ) $errors->add( 'pass', __( 'ERROR: Please enter your password.' ), array( 'form-field' => 'pass1' ) ); elseif ( empty($pass2) ) $errors->add( 'pass', __( 'ERROR: Please enter your password twice.' ), array( 'form-field' => 'pass2' ) ); } /* Check for "\" in password */ if ( false !== strpos( stripslashes($pass1), "\\" ) ) $errors->add( 'pass', __( 'ERROR: Passwords may not contain the character "\\".' ), array( 'form-field' => 'pass1' ) ); /* checking the password has been typed twice the same */ if ( $pass1 != $pass2 ) $errors->add( 'pass', __( 'ERROR: Please enter the same password in the two password fields.' ), array( 'form-field' => 'pass1' ) ); if ( !empty( $pass1 ) ) $user->user_pass = $pass1; if ( !$update && isset( $_POST['user_login'] ) && !validate_username( $_POST['user_login'] ) ) $errors->add( 'user_login', __( 'ERROR: This username is invalid because it uses illegal characters. Please enter a valid username.' )); if ( !$update && username_exists( $user->user_login ) ) $errors->add( 'user_login', __( 'ERROR: This username is already registered. Please choose another one.' )); /* checking e-mail address */ if ( empty( $user->user_email ) ) { $errors->add( 'empty_email', __( 'ERROR: Please enter an e-mail address.' ), array( 'form-field' => 'email' ) ); } elseif ( !is_email( $user->user_email ) ) { $errors->add( 'invalid_email', __( 'ERROR: The e-mail address isn’t correct.' ), array( 'form-field' => 'email' ) ); } elseif ( ( $owner_id = email_exists($user->user_email) ) && $owner_id != $user->ID ) { $errors->add( 'email_exists', __('ERROR: This email is already registered, please choose another one.'), array( 'form-field' => 'email' ) ); } // Allow plugins to return their own errors. do_action_ref_array('user_profile_update_errors', array ( &$errors, $update, &$user ) ); if ( $errors->get_error_codes() ) return $errors; if ( $update ) { $user_id = wp_update_user( get_object_vars( $user ) ); } else { $user_id = wp_insert_user( get_object_vars( $user ) ); wp_new_user_notification( $user_id, isset($_POST['send_password']) ? $pass1 : '' ); } return $user_id; } /** * {@internal Missing Short Description}} * * {@internal Missing Long Description}} * * @since unknown * * @return array List of user IDs. */ function get_author_user_ids() { global $wpdb; if ( !is_multisite() ) $level_key = $wpdb->get_blog_prefix() . 'user_level'; else $level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value != '0'", $level_key) ); } /** * {@internal Missing Short Description}} * * {@internal Missing Long Description}} * * @since unknown * * @param int $user_id User ID. * @return array|bool List of editable authors. False if no editable users. */ function get_editable_authors( $user_id ) { global $wpdb; $editable = get_editable_user_ids( $user_id ); if ( !$editable ) { return false; } else { $editable = join(',', $editable); $authors = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($editable) ORDER BY display_name" ); } return apply_filters('get_editable_authors', $authors); } /** * {@internal Missing Short Description}} * * {@internal Missing Long Description}} * * @since unknown * * @param int $user_id User ID. * @param bool $exclude_zeros Optional, default is true. Whether to exclude zeros. * @return unknown */ function get_editable_user_ids( $user_id, $exclude_zeros = true, $post_type = 'post' ) { global $wpdb; $user = new WP_User( $user_id ); $post_type_obj = get_post_type_object($post_type); if ( ! $user->has_cap($post_type_obj->cap->edit_others_posts) ) { if ( $user->has_cap($post_type_obj->cap->edit_posts) || ! $exclude_zeros ) return array($user->id); else return array(); } if ( !is_multisite() ) $level_key = $wpdb->get_blog_prefix() . 'user_level'; else $level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels $query = $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s", $level_key); if ( $exclude_zeros ) $query .= " AND meta_value != '0'"; return $wpdb->get_col( $query ); } /** * Fetch a filtered list of user roles that the current user is * allowed to edit. * * Simple function who's main purpose is to allow filtering of the * list of roles in the $wp_roles object so that plugins can remove * innappropriate ones depending on the situation or user making edits. * Specifically because without filtering anyone with the edit_users * capability can edit others to be administrators, even if they are * only editors or authors. This filter allows admins to delegate * user management. * * @since 2.8 * * @return unknown */ function get_editable_roles() { global $wp_roles; $all_roles = $wp_roles->roles; $editable_roles = apply_filters('editable_roles', $all_roles); return $editable_roles; } /** * {@internal Missing Short Description}} * * {@internal Missing Long Description}} * * @since unknown * * @return unknown */ function get_nonauthor_user_ids() { global $wpdb; if ( !is_multisite() ) $level_key = $wpdb->get_blog_prefix() . 'user_level'; else $level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value = '0'", $level_key) ); } /** * Retrieve editable posts from other users. * * @since unknown * * @param int $user_id User ID to not retrieve posts from. * @param string $type Optional, defaults to 'any'. Post type to retrieve, can be 'draft' or 'pending'. * @return array List of posts from others. */ function get_others_unpublished_posts($user_id, $type='any') { global $wpdb; $editable = get_editable_user_ids( $user_id ); if ( in_array($type, array('draft', 'pending')) ) $type_sql = " post_status = '$type' "; else $type_sql = " ( post_status = 'draft' OR post_status = 'pending' ) "; $dir = ( 'pending' == $type ) ? 'ASC' : 'DESC'; if ( !$editable ) { $other_unpubs = ''; } else { $editable = join(',', $editable); $other_unpubs = $wpdb->get_results( $wpdb->prepare("SELECT ID, post_title, post_author FROM $wpdb->posts WHERE post_type = 'post' AND $type_sql AND post_author IN ($editable) AND post_author != %d ORDER BY post_modified $dir", $user_id) ); } return apply_filters('get_others_drafts', $other_unpubs); } /** * Retrieve drafts from other users. * * @since unknown * * @param int $user_id User ID. * @return array List of drafts from other users. */ function get_others_drafts($user_id) { return get_others_unpublished_posts($user_id, 'draft'); } /** * Retrieve pending review posts from other users. * * @since unknown * * @param int $user_id User ID. * @return array List of posts with pending review post type from other users. */ function get_others_pending($user_id) { return get_others_unpublished_posts($user_id, 'pending'); } /** * Retrieve user data and filter it. * * @since unknown * * @param int $user_id User ID. * @return object WP_User object with user data. */ function get_user_to_edit( $user_id ) { $user = new WP_User( $user_id ); $user_contactmethods = _wp_get_user_contactmethods(); foreach ($user_contactmethods as $method => $name) { if ( empty( $user->{$method} ) ) $user->{$method} = ''; } if ( empty($user->description) ) $user->description = ''; $user = sanitize_user_object($user, 'edit'); return $user; } /** * Retrieve the user's drafts. * * @since unknown * * @param int $user_id User ID. * @return array */ function get_users_drafts( $user_id ) { global $wpdb; $query = $wpdb->prepare("SELECT ID, post_title FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'draft' AND post_author = %d ORDER BY post_modified DESC", $user_id); $query = apply_filters('get_users_drafts', $query); return $wpdb->get_results( $query ); } /** * Remove user and optionally reassign posts and links to another user. * * If the $reassign parameter is not assigned to an User ID, then all posts will * be deleted of that user. The action 'delete_user' that is passed the User ID * being deleted will be run after the posts are either reassigned or deleted. * The user meta will also be deleted that are for that User ID. * * @since unknown * * @param int $id User ID. * @param int $reassign Optional. Reassign posts and links to new User ID. * @return bool True when finished. */ function wp_delete_user( $id, $reassign = 'novalue' ) { global $wpdb; $id = (int) $id; // allow for transaction statement do_action('delete_user', $id); if ( 'novalue' === $reassign || null === $reassign ) { $post_ids = $wpdb->get_col( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id) ); if ( $post_ids ) { foreach ( $post_ids as $post_id ) wp_delete_post($post_id); } // Clean links $link_ids = $wpdb->get_col( $wpdb->prepare("SELECT link_id FROM $wpdb->links WHERE link_owner = %d", $id) ); if ( $link_ids ) { foreach ( $link_ids as $link_id ) wp_delete_link($link_id); } } else { $reassign = (int) $reassign; $wpdb->update( $wpdb->posts, array('post_author' => $reassign), array('post_author' => $id) ); $wpdb->update( $wpdb->links, array('link_owner' => $reassign), array('link_owner' => $id) ); } clean_user_cache($id); // FINALLY, delete user if ( !is_multisite() ) { $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d", $id) ); $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->users WHERE ID = %d", $id) ); } else { $level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels $wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = $id AND meta_key = '{$level_key}'"); } // allow for commit transaction do_action('deleted_user', $id); return true; } /** * Remove all capabilities from user. * * @since unknown * * @param int $id User ID. */ function wp_revoke_user($id) { $id = (int) $id; $user = new WP_User($id); $user->remove_all_caps(); } add_action('admin_init', 'default_password_nag_handler'); function default_password_nag_handler($errors = false) { global $user_ID; if ( ! get_user_option('default_password_nag') ) //Short circuit it. return; //get_user_setting = JS saved UI setting. else no-js-falback code. if ( 'hide' == get_user_setting('default_password_nag') || isset($_GET['default_password_nag']) && '0' == $_GET['default_password_nag'] ) { delete_user_setting('default_password_nag'); update_user_option($user_ID, 'default_password_nag', false, true); } } add_action('profile_update', 'default_password_nag_edit_user', 10, 2); function default_password_nag_edit_user($user_ID, $old_data) { if ( ! get_user_option('default_password_nag', $user_ID) ) //Short circuit it. return; $new_data = get_userdata($user_ID); if ( $new_data->user_pass != $old_data->user_pass ) { //Remove the nag if the password has been changed. delete_user_setting('default_password_nag', $user_ID); update_user_option($user_ID, 'default_password_nag', false, true); } } add_action('admin_notices', 'default_password_nag'); function default_password_nag() { if ( ! get_user_option('default_password_nag') ) //Short circuit it. return; echo '
'; echo '

'; echo '' . __('Notice:') . ' '; _e('You’re using the auto-generated password for your account. Would you like to change it to something you’ll remember easier?'); echo '

'; printf( '' . __('Yes, take me to my profile page') . ' | ', admin_url('profile.php') . '#password' ); printf( '' . __('No thanks, do not remind me again') . '', '?default_password_nag=0' ); echo '

'; } ?>