Stop different members on different levels from renewing their current membership level [Paid Memberships Pro].

stop-renewing-members-multiple-levels.php

<?php // Do not copy this line

/**
 * Stop members from renewing their current membership level.
 * Add this code to your PMPro Customizations Plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
 
/**
 * Stop members from renewing their current membership level.
 * Add this code to your PMPro Customizations Plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
 
 function stop_members_from_renewing( $okay ) {

 // If something else isn't okay, stop from running this code further.
  if ( ! $okay ) {
  return $okay;
 }

// If the user doesn't have a membership level carry on with checkout.
 if ( ! pmpro_hasMembershipLevel() ) {
 return $okay;
 }

 // Check if the user's current membership level is the same for checking out.
 if ( pmpro_hasMembershipLevel( '2' ) && $_REQUEST['level'] == '2' ) { // Change level ID to a different level.
 $okay = false;
 pmpro_setMessage( 'Your already own this level!', 'pmpro_error' );
 }


 return $okay;

 }

add_filter( 'pmpro_registration_checks', 'stop_members_from_renewing', 10, 1 );