Remove subscription delay for existing members [Paid Memberships Pro]

pmpro-remove-sub-delay.php

<?php
/**
 * Remove subscription delay for existing/past members.
 * Add code to your site following this guide - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 *
 * Please note that you should probably have the Initial Payment amount set if removing the Subscription Delay to avoid free periods.
 * Take note of this gist to adjust the Level Cost Text dynamically - https://gist.github.com/kimcoleman/8d0e655be9d2e8fd9545da4692c8b786
 *
 * This code snippet is for advanced users/developers.
 * 
 */
 
 //check at checkout if the user has used the trial level already
function my_pmpro_registration_checks() {

    if ( is_admin() || ! is_user_logged_in() ) {
        return;
    }

    $order = new MemberOrder();
    $lastorder = $order->getLastMemberOrder( NULL, array( "success", "cancelled" ));

    // If user currently has a membership level or previously had a membership level, remove custom trial.
    if ( pmpro_hasMembershipLevel() || !empty( $lastorder ) ) {
		remove_filter('pmpro_profile_start_date', 'pmprosd_pmpro_profile_start_date', 10, 2);
		remove_action('pmpro_after_checkout', 'pmprosd_pmpro_after_checkout');
		remove_filter('pmpro_next_payment', 'pmprosd_pmpro_next_payment', 10, 3);
		remove_filter('pmpro_level_cost_text', 'pmprosd_level_cost_text', 10, 2);
		remove_action('pmpro_save_discount_code_level', 'pmprosd_pmpro_save_discount_code_level', 10, 2);
	}
	
}
add_filter( "init", "my_pmpro_registration_checks" );