( 1024 * get_site_option( 'fileupload_maxk', 1500 ) ) ) $file['error'] = sprintf(__('This file is too big. Files must be less than %1$s KB in size.'), get_site_option( 'fileupload_maxk', 1500 ) ); if ( upload_is_user_over_quota( false ) ) { $file['error'] = __( 'You have used your space quota. Please delete files before uploading.' ); } if ( $file['error'] != '0' && !isset($_POST['html-upload']) ) wp_die( $file['error'] . ' ' . __( 'Back' ) . '' ); return $file; } add_filter( 'wp_handle_upload_prefilter', 'check_upload_size' ); /** * Delete a blog * * @since 3.0.0 * * @param int $blog_id Blog ID * @param bool $drop True if blog's table should be dropped. Default is false. * @return void */ function wpmu_delete_blog( $blog_id, $drop = false ) { global $wpdb; $switch = false; if ( $blog_id != $wpdb->blogid ) { $switch = true; switch_to_blog( $blog_id ); } $blog_prefix = $wpdb->get_blog_prefix( $blog_id ); do_action( 'delete_blog', $blog_id, $drop ); $users = get_users_of_blog( $blog_id ); // Remove users from this blog. if ( ! empty( $users ) ) { foreach ( $users as $user ) { remove_user_from_blog( $user->user_id, $blog_id) ; } } update_blog_status( $blog_id, 'deleted', 1 ); if ( $drop ) { if ( substr( $blog_prefix, -1 ) == '_' ) $blog_prefix = substr( $blog_prefix, 0, -1 ) . '\_'; $drop_tables = $wpdb->get_results( "SHOW TABLES LIKE '{$blog_prefix}%'", ARRAY_A ); $drop_tables = apply_filters( 'wpmu_drop_tables', $drop_tables ); reset( $drop_tables ); foreach ( (array) $drop_tables as $drop_table) { $wpdb->query( "DROP TABLE IF EXISTS ". current( $drop_table ) ."" ); } $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->blogs WHERE blog_id = %d", $blog_id ) ); $dir = apply_filters( 'wpmu_delete_blog_upload_dir', WP_CONTENT_DIR . "/blogs.dir/{$blog_id}/files/", $blog_id ); $dir = rtrim( $dir, DIRECTORY_SEPARATOR ); $top_dir = $dir; $stack = array($dir); $index = 0; while ( $index < count( $stack ) ) { # Get indexed directory from stack $dir = $stack[$index]; $dh = @opendir( $dir ); if ( $dh ) { while ( ( $file = @readdir( $dh ) ) !== false ) { if ( $file == '.' || $file == '..' ) continue; if ( @is_dir( $dir . DIRECTORY_SEPARATOR . $file ) ) $stack[] = $dir . DIRECTORY_SEPARATOR . $file; else if ( @is_file( $dir . DIRECTORY_SEPARATOR . $file ) ) @unlink( $dir . DIRECTORY_SEPARATOR . $file ); } } $index++; } $stack = array_reverse( $stack ); // Last added dirs are deepest foreach( (array) $stack as $dir ) { if ( $dir != $top_dir) @rmdir( $dir ); } } $wpdb->query( "DELETE FROM {$wpdb->usermeta} WHERE meta_key = '{$blog_prefix}autosave_draft_ids'" ); $blogs = get_site_option( 'blog_list' ); if ( is_array( $blogs ) ) { foreach ( $blogs as $n => $blog ) { if ( $blog['blog_id'] == $blog_id ) unset( $blogs[$n] ); } update_site_option( 'blog_list', $blogs ); } if ( $switch === true ) restore_current_blog(); } // @todo Merge with wp_delete_user() ? function wpmu_delete_user( $id ) { global $wpdb; $id = (int) $id; do_action( 'wpmu_delete_user', $id ); $blogs = get_blogs_of_user( $id ); if ( ! empty( $blogs ) ) { foreach ( $blogs as $blog ) { switch_to_blog( $blog->userblog_id ); remove_user_from_blog( $id, $blog->userblog_id ); $post_ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id ) ); foreach ( (array) $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 ); } restore_current_blog(); } } $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->users WHERE ID = %d", $id ) ); $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->usermeta WHERE user_id = %d", $id ) ); clean_user_cache( $id ); // allow for commit transaction do_action( 'deleted_user', $id ); return true; } function wpmu_get_blog_allowedthemes( $blog_id = 0 ) { $themes = get_themes(); if ( $blog_id != 0 ) switch_to_blog( $blog_id ); $blog_allowed_themes = get_option( 'allowedthemes' ); if ( !is_array( $blog_allowed_themes ) || empty( $blog_allowed_themes ) ) { // convert old allowed_themes to new allowedthemes $blog_allowed_themes = get_option( 'allowed_themes' ); if ( is_array( $blog_allowed_themes ) ) { foreach( (array) $themes as $key => $theme ) { $theme_key = esc_html( $theme['Stylesheet'] ); if ( isset( $blog_allowed_themes[$key] ) == true ) { $blog_allowedthemes[$theme_key] = 1; } } $blog_allowed_themes = $blog_allowedthemes; add_option( 'allowedthemes', $blog_allowed_themes ); delete_option( 'allowed_themes' ); } } if ( $blog_id != 0 ) restore_current_blog(); return $blog_allowed_themes; } function update_option_new_admin_email( $old_value, $value ) { $email = get_option( 'admin_email' ); if ( $value == get_option( 'admin_email' ) || !is_email( $value ) ) return; $hash = md5( $value. time() .mt_rand() ); $new_admin_email = array( 'hash' => $hash, 'newemail' => $value ); update_option( 'adminhash', $new_admin_email ); $content = apply_filters( 'new_admin_email_content', __( "Dear user, You recently requested to have the administration email address on your site changed. If this is correct, please click on the following link to change it: ###ADMIN_URL### You can safely ignore and delete this email if you do not want to take this action. This email has been sent to ###EMAIL### Regards, All at ###SITENAME### ###SITEURL### "), $new_admin_email ); $content = str_replace( '###ADMIN_URL###', esc_url( admin_url( 'options.php?adminhash='.$hash ) ), $content ); $content = str_replace( '###EMAIL###', $value, $content ); $content = str_replace( '###SITENAME###', get_site_option( 'site_name' ), $content ); $content = str_replace( '###SITEURL###', network_home_url(), $content ); wp_mail( $value, sprintf( __( '[%s] New Admin Email Address' ), get_option( 'blogname' ) ), $content ); } add_action( 'update_option_new_admin_email', 'update_option_new_admin_email', 10, 2 ); add_action( 'add_option_new_admin_email', 'update_option_new_admin_email', 10, 2 ); function send_confirmation_on_profile_email() { global $errors, $wpdb; $current_user = wp_get_current_user(); if ( ! is_object($errors) ) $errors = new WP_Error(); if ( $current_user->id != $_POST['user_id'] ) return false; if ( $current_user->user_email != $_POST['email'] ) { if ( !is_email( $_POST['email'] ) ) { $errors->add( 'user_email', __( "ERROR: The e-mail address isn't correct." ), array( 'form-field' => 'email' ) ); return; } if ( $wpdb->get_var( $wpdb->prepare( "SELECT user_email FROM {$wpdb->users} WHERE user_email=%s", $_POST['email'] ) ) ) { $errors->add( 'user_email', __( "ERROR: The e-mail address is already used." ), array( 'form-field' => 'email' ) ); delete_option( $current_user->ID . '_new_email' ); return; } $hash = md5( $_POST['email'] . time() . mt_rand() ); $new_user_email = array( 'hash' => $hash, 'newemail' => $_POST['email'] ); update_option( $current_user->ID . '_new_email', $new_user_email ); $content = apply_filters( 'new_user_email_content', __( "Dear user, You recently requested to have the email address on your account changed. If this is correct, please click on the following link to change it: ###ADMIN_URL### You can safely ignore and delete this email if you do not want to take this action. This email has been sent to ###EMAIL### Regards, All at ###SITENAME### ###SITEURL###" ), $new_user_email ); $content = str_replace( '###ADMIN_URL###', esc_url( admin_url( 'profile.php?newuseremail='.$hash ) ), $content ); $content = str_replace( '###EMAIL###', $_POST['email'], $content); $content = str_replace( '###SITENAME###', get_site_option( 'site_name' ), $content ); $content = str_replace( '###SITEURL###', network_home_url(), $content ); wp_mail( $_POST['email'], sprintf( __( '[%s] New Email Address' ), get_option( 'blogname' ) ), $content ); $_POST['email'] = $current_user->user_email; } } add_action( 'personal_options_update', 'send_confirmation_on_profile_email' ); function new_user_email_admin_notice() { if ( strpos( $_SERVER['PHP_SELF'], 'profile.php' ) && isset( $_GET['updated'] ) && $email = get_option( get_current_user_id() . '_new_email' ) ) echo "
" . sprintf( __( "Your email address has not been updated yet. Please check your inbox at %s for a confirmation email." ), $email['newemail'] ) . "
"; } add_action( 'admin_notices', 'new_user_email_admin_notice' ); function get_site_allowed_themes() { $themes = get_themes(); $allowed_themes = get_site_option( 'allowedthemes' ); if ( !is_array( $allowed_themes ) || empty( $allowed_themes ) ) { $allowed_themes = get_site_option( 'allowed_themes' ); // convert old allowed_themes format if ( !is_array( $allowed_themes ) ) { $allowed_themes = array(); } else { foreach( (array) $themes as $key => $theme ) { $theme_key = esc_html( $theme['Stylesheet'] ); if ( isset( $allowed_themes[ $key ] ) == true ) { $allowedthemes[ $theme_key ] = 1; } } $allowed_themes = $allowedthemes; } } return $allowed_themes; } /** * Determines if there is any upload space left in the current blog's quota. * * @since 3.0.0 * @return bool True if space is available, false otherwise. */ function is_upload_space_available() { if ( get_site_option( 'upload_space_check_disabled' ) ) return true; if ( !( $space_allowed = get_upload_space_available() ) ) return false; return true; } /* * @since 3.0.0 * * @return int of upload size limit in bytes */ function upload_size_limit_filter( $size ) { $fileupload_maxk = 1024 * get_site_option( 'fileupload_maxk', 1500 ); return min( $size, $fileupload_maxk, get_upload_space_available() ); } /** * Determines if there is any upload space left in the current blog's quota. * * @return int of upload space available in bytes */ function get_upload_space_available() { $space_allowed = get_space_allowed() * 1024 * 1024; if ( get_site_option( 'upload_space_check_disabled' ) ) return $space_allowed; $dir_name = trailingslashit( BLOGUPLOADDIR ); if ( !( is_dir( $dir_name) && is_readable( $dir_name ) ) ) return $space_allowed; $dir = dir( $dir_name ); $size = 0; while ( $file = $dir->read() ) { if ( $file != '.' && $file != '..' ) { if ( is_dir( $dir_name . $file) ) { $size += get_dirsize( $dir_name . $file ); } else { $size += filesize( $dir_name . $file ); } } } $dir->close(); if ( ( $space_allowed - $size ) <= 0 ) return 0; return $space_allowed - $size; } /** * Returns the upload quota for the current blog. * * @return int Quota */ function get_space_allowed() { $space_allowed = get_option( 'blog_upload_space' ); if ( $space_allowed == false ) $space_allowed = get_site_option( 'blog_upload_space' ); if ( empty( $space_allowed ) || !is_numeric( $space_allowed ) ) $space_allowed = 50; return $space_allowed; } function display_space_usage() { $space = get_space_allowed(); $used = get_dirsize( BLOGUPLOADDIR ) / 1024 / 1024; $percentused = ( $used / $space ) * 100; if ( $space > 1000 ) { $space = number_format( $space / 1024 ); /* translators: Gigabytes */ $space .= __( 'GB' ); } else { /* translators: Megabytes */ $space .= __( 'MB' ); } ?> update( $wpdb->users, array( $pref => $value ), array( 'ID' => $id ) ); clean_user_cache( $id ); if ( $pref == 'spam' ) { if ( $value == 1 ) do_action( 'make_spam_user', $id ); else do_action( 'make_ham_user', $id ); } return $value; } function refresh_user_details( $id ) { $id = (int) $id; if ( !$user = get_userdata( $id ) ) return false; clean_user_cache( $id ); return $id; } function format_code_lang( $code = '' ) { $code = strtolower( substr( $code, 0, 2 ) ); $lang_codes = array( 'aa' => 'Afar', 'ab' => 'Abkhazian', 'af' => 'Afrikaans', 'ak' => 'Akan', 'sq' => 'Albanian', 'am' => 'Amharic', 'ar' => 'Arabic', 'an' => 'Aragonese', 'hy' => 'Armenian', 'as' => 'Assamese', 'av' => 'Avaric', 'ae' => 'Avestan', 'ay' => 'Aymara', 'az' => 'Azerbaijani', 'ba' => 'Bashkir', 'bm' => 'Bambara', 'eu' => 'Basque', 'be' => 'Belarusian', 'bn' => 'Bengali', 'bh' => 'Bihari', 'bi' => 'Bislama', 'bs' => 'Bosnian', 'br' => 'Breton', 'bg' => 'Bulgarian', 'my' => 'Burmese', 'ca' => 'Catalan; Valencian', 'ch' => 'Chamorro', 'ce' => 'Chechen', 'zh' => 'Chinese', 'cu' => 'Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic', 'cv' => 'Chuvash', 'kw' => 'Cornish', 'co' => 'Corsican', 'cr' => 'Cree', 'cs' => 'Czech', 'da' => 'Danish', 'dv' => 'Divehi; Dhivehi; Maldivian', 'nl' => 'Dutch; Flemish', 'dz' => 'Dzongkha', 'en' => 'English', 'eo' => 'Esperanto', 'et' => 'Estonian', 'ee' => 'Ewe', 'fo' => 'Faroese', 'fj' => 'Fijjian', 'fi' => 'Finnish', 'fr' => 'French', 'fy' => 'Western Frisian', 'ff' => 'Fulah', 'ka' => 'Georgian', 'de' => 'German', 'gd' => 'Gaelic; Scottish Gaelic', 'ga' => 'Irish', 'gl' => 'Galician', 'gv' => 'Manx', 'el' => 'Greek, Modern', 'gn' => 'Guarani', 'gu' => 'Gujarati', 'ht' => 'Haitian; Haitian Creole', 'ha' => 'Hausa', 'he' => 'Hebrew', 'hz' => 'Herero', 'hi' => 'Hindi', 'ho' => 'Hiri Motu', 'hu' => 'Hungarian', 'ig' => 'Igbo', 'is' => 'Icelandic', 'io' => 'Ido', 'ii' => 'Sichuan Yi', 'iu' => 'Inuktitut', 'ie' => 'Interlingue', 'ia' => 'Interlingua (International Auxiliary Language Association)', 'id' => 'Indonesian', 'ik' => 'Inupiaq', 'it' => 'Italian', 'jv' => 'Javanese', 'ja' => 'Japanese', 'kl' => 'Kalaallisut; Greenlandic', 'kn' => 'Kannada', 'ks' => 'Kashmiri', 'kr' => 'Kanuri', 'kk' => 'Kazakh', 'km' => 'Central Khmer', 'ki' => 'Kikuyu; Gikuyu', 'rw' => 'Kinyarwanda', 'ky' => 'Kirghiz; Kyrgyz', 'kv' => 'Komi', 'kg' => 'Kongo', 'ko' => 'Korean', 'kj' => 'Kuanyama; Kwanyama', 'ku' => 'Kurdish', 'lo' => 'Lao', 'la' => 'Latin', 'lv' => 'Latvian', 'li' => 'Limburgan; Limburger; Limburgish', 'ln' => 'Lingala', 'lt' => 'Lithuanian', 'lb' => 'Luxembourgish; Letzeburgesch', 'lu' => 'Luba-Katanga', 'lg' => 'Ganda', 'mk' => 'Macedonian', 'mh' => 'Marshallese', 'ml' => 'Malayalam', 'mi' => 'Maori', 'mr' => 'Marathi', 'ms' => 'Malay', 'mg' => 'Malagasy', 'mt' => 'Maltese', 'mo' => 'Moldavian', 'mn' => 'Mongolian', 'na' => 'Nauru', 'nv' => 'Navajo; Navaho', 'nr' => 'Ndebele, South; South Ndebele', 'nd' => 'Ndebele, North; North Ndebele', 'ng' => 'Ndonga', 'ne' => 'Nepali', 'nn' => 'Norwegian Nynorsk; Nynorsk, Norwegian', 'nb' => 'Bokmål, Norwegian, Norwegian Bokmål', 'no' => 'Norwegian', 'ny' => 'Chichewa; Chewa; Nyanja', 'oc' => 'Occitan, Provençal', 'oj' => 'Ojibwa', 'or' => 'Oriya', 'om' => 'Oromo', 'os' => 'Ossetian; Ossetic', 'pa' => 'Panjabi; Punjabi', 'fa' => 'Persian', 'pi' => 'Pali', 'pl' => 'Polish', 'pt' => 'Portuguese', 'ps' => 'Pushto', 'qu' => 'Quechua', 'rm' => 'Romansh', 'ro' => 'Romanian', 'rn' => 'Rundi', 'ru' => 'Russian', 'sg' => 'Sango', 'sa' => 'Sanskrit', 'sr' => 'Serbian', 'hr' => 'Croatian', 'si' => 'Sinhala; Sinhalese', 'sk' => 'Slovak', 'sl' => 'Slovenian', 'se' => 'Northern Sami', 'sm' => 'Samoan', 'sn' => 'Shona', 'sd' => 'Sindhi', 'so' => 'Somali', 'st' => 'Sotho, Southern', 'es' => 'Spanish; Castilian', 'sc' => 'Sardinian', 'ss' => 'Swati', 'su' => 'Sundanese', 'sw' => 'Swahili', 'sv' => 'Swedish', 'ty' => 'Tahitian', 'ta' => 'Tamil', 'tt' => 'Tatar', 'te' => 'Telugu', 'tg' => 'Tajik', 'tl' => 'Tagalog', 'th' => 'Thai', 'bo' => 'Tibetan', 'ti' => 'Tigrinya', 'to' => 'Tonga (Tonga Islands)', 'tn' => 'Tswana', 'ts' => 'Tsonga', 'tk' => 'Turkmen', 'tr' => 'Turkish', 'tw' => 'Twi', 'ug' => 'Uighur; Uyghur', 'uk' => 'Ukrainian', 'ur' => 'Urdu', 'uz' => 'Uzbek', 've' => 'Venda', 'vi' => 'Vietnamese', 'vo' => 'Volapük', 'cy' => 'Welsh','wa' => 'Walloon','wo' => 'Wolof', 'xh' => 'Xhosa', 'yi' => 'Yiddish', 'yo' => 'Yoruba', 'za' => 'Zhuang; Chuang', 'zu' => 'Zulu' ); $lang_codes = apply_filters( 'lang_codes', $lang_codes, $code ); return strtr( $code, $lang_codes ); } function sync_category_tag_slugs( $term, $taxonomy ) { if ( global_terms_enabled() && ( $taxonomy == 'category' || $taxonomy == 'post_tag' ) ) { if ( is_object( $term ) ) { $term->slug = sanitize_title( $term->name ); } else { $term['slug'] = sanitize_title( $term['name'] ); } } return $term; } add_filter( 'get_term', 'sync_category_tag_slugs', 10, 2 ); function redirect_user_to_blog() { $c = 0; if ( isset( $_GET['c'] ) ) $c = (int) $_GET['c']; if ( $c >= 5 ) { wp_die( __( "You don’t have permission to view this site. Please contact the system administrator." ) ); } $c ++; $blog = get_active_blog_for_user( get_current_user_id() ); if ( is_object( $blog ) ) { wp_redirect( get_admin_url( $blog->blog_id, '?c=' . $c ) ); // redirect and count to 5, "just in case" exit; } else { wp_redirect( user_admin_url( '?c=' . $c ) ); // redirect and count to 5, "just in case" } wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } add_action( 'admin_page_access_denied', 'redirect_user_to_blog', 99 ); function check_import_new_users( $permission ) { if ( !is_super_admin() ) return false; return true; } add_filter( 'import_allow_create_users', 'check_import_new_users' ); // See "import_allow_fetch_attachments" and "import_attachment_size_limit" filters too. function mu_dropdown_languages( $lang_files = array(), $current = '' ) { $flag = false; $output = array(); foreach ( (array) $lang_files as $val ) { $code_lang = basename( $val, '.mo' ); if ( $code_lang == 'en_US' ) { // American English $flag = true; $ae = __( 'American English' ); $output[$ae] = ''; } elseif ( $code_lang == 'en_GB' ) { // British English $flag = true; $be = __( 'British English' ); $output[$be] = ''; } else { $translated = format_code_lang( $code_lang ); $output[$translated] = ''; } } if ( $flag === false ) // WordPress english $output[] = '"; // Order by name uksort( $output, 'strnatcasecmp' ); $output = apply_filters( 'mu_dropdown_languages', $output, $lang_files, $current ); echo implode( "\n\t", $output ); } /* Warn the admin if SECRET SALT information is missing from wp-config.php */ function secret_salt_warning() { if ( !is_super_admin() ) return; $secret_keys = array( 'AUTH_KEY', 'SECURE_AUTH_KEY', 'LOGGED_IN_KEY', 'NONCE_KEY', 'AUTH_SALT', 'SECURE_AUTH_SALT', 'LOGGED_IN_SALT', 'NONCE_SALT' ); $out = ''; foreach( $secret_keys as $key ) { if ( ! defined( $key ) ) $out .= "define( '$key', '" . esc_html( wp_generate_password( 64, true, true ) ) . "' );
"; } if ( $out != '' ) { $msg = __( 'Warning! WordPress encrypts user cookies, but you must add the following lines to wp-config.php for it to be more secure.' ); $msg .= '
' . __( "Before the line /* That's all, stop editing! Happy blogging. */ please add this code:" ); $msg .= "

$out"; echo "
$msg
"; } } add_action( 'admin_notices', 'secret_salt_warning' ); function site_admin_notice() { global $wp_db_version; if ( !is_super_admin() ) return false; if ( get_site_option( 'wpmu_upgrade_site' ) != $wp_db_version ) echo "
" . sprintf( __( 'Thank you for Updating! Please visit the Update Network page to update all your sites.' ), esc_url( network_admin_url( 'upgrade.php' ) ) ) . "
"; } add_action( 'admin_notices', 'site_admin_notice' ); function avoid_blog_page_permalink_collision( $data, $postarr ) { if ( is_subdomain_install() ) return $data; if ( $data['post_type'] != 'page' ) return $data; if ( !isset( $data['post_name'] ) || $data['post_name'] == '' ) return $data; if ( !is_main_site() ) return $data; $post_name = $data['post_name']; $c = 0; while( $c < 10 && get_id_from_blogname( $post_name ) ) { $post_name .= mt_rand( 1, 10 ); $c ++; } if ( $post_name != $data['post_name'] ) { $data['post_name'] = $post_name; } return $data; } add_filter( 'wp_insert_post_data', 'avoid_blog_page_permalink_collision', 10, 2 ); function choose_primary_blog() { ?>
1 ) { $found = false; ?> userblog_id ); } } elseif ( count( $all_blogs ) == 1 ) { $blog = array_shift( $all_blogs ); echo $blog->domain; if ( $primary_blog != $blog->userblog_id ) // Set the primary blog again if it's out of sync with blog list. update_user_meta( get_current_user_id(), 'primary_blog', $blog->userblog_id ); } else { echo "N/A"; } ?>
' . sprintf( __( 'The %1$s file is deprecated. Please remove it and update your server rewrite rules to use %2$s instead.' ), 'wp-content/blogs.php', 'wp-includes/ms-files.php' ) . ''; } add_action( 'admin_notices', 'ms_deprecated_blogs_file' ); /** * Grants super admin privileges. * * @since 3.0.0 * @param int $user_id */ function grant_super_admin( $user_id ) { global $super_admins; // If global super_admins override is defined, there is nothing to do here. if ( isset($super_admins) ) return false; do_action( 'grant_super_admin', $user_id ); // Directly fetch site_admins instead of using get_super_admins() $super_admins = get_site_option( 'site_admins', array( 'admin' ) ); $user = new WP_User( $user_id ); if ( ! in_array( $user->user_login, $super_admins ) ) { $super_admins[] = $user->user_login; update_site_option( 'site_admins' , $super_admins ); do_action( 'granted_super_admin', $user_id ); return true; } return false; } /** * Revokes super admin privileges. * * @since 3.0.0 * @param int $user_id */ function revoke_super_admin( $user_id ) { global $super_admins; // If global super_admins override is defined, there is nothing to do here. if ( isset($super_admins) ) return false; do_action( 'revoke_super_admin', $user_id ); // Directly fetch site_admins instead of using get_super_admins() $super_admins = get_site_option( 'site_admins', array( 'admin' ) ); $user = new WP_User( $user_id ); if ( $user->user_email != get_site_option( 'admin_email' ) ) { if ( false !== ( $key = array_search( $user->user_login, $super_admins ) ) ) { unset( $super_admins[$key] ); update_site_option( 'site_admins', $super_admins ); do_action( 'revoked_super_admin', $user_id ); return true; } } return false; } ?>