+// Only allow super admins on multisite to edit every user.
+if ( is_multisite() && ! current_user_can( 'manage_network_users' ) && $user_id != $current_user->ID && ! apply_filters( 'enable_edit_any_user_configuration', true ) )
+ wp_die( __( 'You do not have permission to edit this user.' ) );
+
+// Execute confirmed email change. See send_confirmation_on_profile_email().
+if ( is_multisite() && IS_PROFILE_PAGE && isset( $_GET[ 'newuseremail' ] ) && $current_user->ID ) {
+ $new_email = get_option( $current_user->ID . '_new_email' );
+ if ( $new_email[ 'hash' ] == $_GET[ 'newuseremail' ] ) {
+ $user->ID = $current_user->ID;
+ $user->user_email = esc_html( trim( $new_email[ 'newemail' ] ) );
+ if ( $wpdb->get_var( $wpdb->prepare( "SELECT user_login FROM {$wpdb->signups} WHERE user_login = %s", $current_user->user_login ) ) )
+ $wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->signups} SET user_email = %s WHERE user_login = %s", $user->user_email, $current_user->user_login ) );
+ wp_update_user( get_object_vars( $user ) );
+ delete_option( $current_user->ID . '_new_email' );
+ wp_redirect( add_query_arg( array('updated' => 'true'), self_admin_url( 'profile.php' ) ) );
+ die();
+ }
+} elseif ( is_multisite() && IS_PROFILE_PAGE && !empty( $_GET['dismiss'] ) && $current_user->ID . '_new_email' == $_GET['dismiss'] ) {
+ delete_option( $current_user->ID . '_new_email' );
+ wp_redirect( add_query_arg( array('updated' => 'true'), self_admin_url( 'profile.php' ) ) );
+ die();
+}