Remove subscription delay for any previous member for PMPro.

remove-sub-delay-add-on.php

<?php
/**
 * Once a user checks out for a level, it will add usermeta to the user's account.
 * This will then remove any subscription delay for that member in the future, even if the user cancels and then re-signs up.
 */

// Update level meta everytime a user changes their level to ensure they are blocked from subscription delays.
function my_pmpro_trial_used( $level_id, $user_id ) {
	update_user_meta( $user_id, "pmpro_trial_level_used", "1" ); // Assume the user has any level.
}
add_action("pmpro_after_change_membership_level", "my_pmpro_trial_used", 10, 2);
//check at checkout if the user has used the trial level already
function my_pmpro_subscription_delay_registration_checks() {

    if ( is_admin() ) {
        return;
    }

	global $current_user;
	
	$already = get_user_meta( $current_user->ID, "pmpro_trial_level_used", true);
		
	//Remove all of the subscription delay code from checkout, before checkout loads.
	if( $already || pmpro_hasMembershipLevel() ) {
		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_subscription_delay_registration_checks" );