JezK
Edit File: site-settings.php
<?php /** * Edit Site Settings Administration Screen * * @package WordPress * @subpackage Multisite * @since 3.1.0 */ /** Load WordPress Administration Bootstrap */ require_once __DIR__ . '/admin.php'; if ( ! current_user_can( 'manage_sites' ) ) { wp_die( __( 'Sorry, you are not allowed to edit this site.' ) ); } get_current_screen()->add_help_tab( get_site_screen_help_tab_args() ); get_current_screen()->set_help_sidebar( get_site_screen_help_sidebar_content() ); $id = isset( $_REQUEST['id'] ) ? (int) $_REQUEST['id'] : 0; if ( ! $id ) { wp_die( __( 'Invalid site ID.' ) ); } $details = get_site( $id ); if ( ! $details ) { wp_die( __( 'The requested site does not exist.' ) ); } if ( ! can_edit_network( $details->site_id ) ) { wp_die( __( 'Sorry, you are not allowed to access this page.' ), 403 ); } $is_main_site = is_main_site( $id ); if ( isset( $_REQUEST['action'] ) && 'update-site' === $_REQUEST['action'] && is_array( $_POST['option'] ) ) { check_admin_referer( 'edit-site' ); switch_to_blog( $id ); $skip_options = array( 'allowedthemes' ); // Don't update these options since they are handled elsewhere in the form. foreach ( (array) $_POST['option'] as $key => $val ) { $key = wp_unslash( $key ); $val = wp_unslash( $val ); if ( 0 === $key || is_array( $val ) || in_array( $key, $skip_options, true ) ) { continue; // Avoids "0 is a protected WP option and may not be modified" error when editing blog options. } update_option( $key, $val ); } /** * Fires after the site options are updated. * * @since 3.0.0 * @since 4.4.0 Added `$id` parameter. * * @param int $id The ID of the site being updated. */ do_action( 'wpmu_update_blog_options', $id ); restore_current_blog(); wp_redirect( add_query_arg( array( 'update' => 'updated', 'id' => $id, ), 'site-settings.php' ) ); exit; } if ( isset( $_GET['update'] ) ) { $messages = array(); if ( 'updated' === $_GET['update'] ) { $messages[] = __( 'Site options updated.' ); } } // Used in the HTML title tag. /* translators: %s: Site title. */ $title = sprintf( __( 'Edit Site: %s' ), esc_html( $details->blogname ) ); $parent_file = 'sites.php'; $submenu_file = 'sites.php'; require_once ABSPATH . 'wp-admin/admin-header.php'; ?> <div class="wrap"> <h1 id="edit-site"><?php echo $title; ?></h1> <p class="edit-site-actions"><a href="<?php echo esc_url( get_home_url( $id, '/' ) ); ?>"><?php _e( 'Visit' ); ?></a> | <a href="<?php echo esc_url( get_admin_url( $id ) ); ?>"><?php _e( 'Dashboard' ); ?></a></p> <?php network_edit_site_nav( array( 'blog_id' => $id, 'selected' => 'site-settings', ) ); if ( ! empty( $messages ) ) { $notice_args = array( 'type' => 'success', 'dismissible' => true, 'id' => 'message', ); foreach ( $messages as $msg ) { wp_admin_notice( $msg, $notice_args ); } } ?> <form method="post" action="site-settings.php?action=update-site"> <?php wp_nonce_field( 'edit-site' ); ?> <input type="hidden" name="id" value="<?php echo esc_attr( $id ); ?>" /> <table class="form-table" role="presentation"> <?php $blog_prefix = $wpdb->get_blog_prefix( $id ); $sql = "SELECT * FROM {$blog_prefix}options WHERE option_name NOT LIKE %s AND option_name NOT LIKE %s"; $query = $wpdb->prepare( $sql, $wpdb->esc_like( '_' ) . '%', '%' . $wpdb->esc_like( 'user_roles' ) ); $options = $wpdb->get_results( $query ); foreach ( $options as $option ) { if ( 'default_role' === $option->option_name ) { $editblog_default_role = $option->option_value; } $disabled = false; $class = 'all-options'; if ( is_serialized( $option->option_value ) ) { if ( is_serialized_string( $option->option_value ) ) { $option->option_value = esc_html( maybe_unserialize( $option->option_value ) ); } else { $option->option_value = 'SERIALIZED DATA'; $disabled = true; $class = 'all-options disabled'; } } if ( str_contains( $option->option_value, "\n" ) ) { ?> <tr class="form-field"> <th scope="row"><label for="<?php echo esc_attr( $option->option_name ); ?>" class="code"><?php echo esc_html( $option->option_name ); ?></label></th> <td><textarea class="<?php echo $class; ?>" rows="5" cols="40" name="option[<?php echo esc_attr( $option->option_name ); ?>]" id="<?php echo esc_attr( $option->option_name ); ?>"<?php disabled( $disabled ); ?>><?php echo esc_textarea( $option->option_value ); ?></textarea></td> </tr> <?php } else { ?> <tr class="form-field"> <th scope="row"><label for="<?php echo esc_attr( $option->option_name ); ?>" class="code"><?php echo esc_html( $option->option_name ); ?></label></th> <?php if ( $is_main_site && in_array( $option->option_name, array( 'siteurl', 'home' ), true ) ) { ?> <td><code><?php echo esc_html( $option->option_value ); ?></code></td> <?php } else { ?> <td><input class="<?php echo $class; ?>" name="option[<?php echo esc_attr( $option->option_name ); ?>]" type="text" id="<?php echo esc_attr( $option->option_name ); ?>" value="<?php echo esc_attr( $option->option_value ); ?>" size="40" <?php disabled( $disabled ); ?> /></td> <?php } ?> </tr> <?php } } // End foreach. /** * Fires at the end of the Edit Site form, before the submit button. * * @since 3.0.0 * * @param int $id Site ID. */ do_action( 'wpmueditblogaction', $id ); ?> </table> <?php submit_button(); ?> </form> </div> <?php require_once ABSPATH . 'wp-admin/admin-footer.php';