PMPro - Force Renew on Expiring Members When Level Has No Expiration Date

pmpro-force-show-renew.php

<?php
/**
 * Force-shows a renew button for users that have an expiration date and the level has no end date.
 * 
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
function show_renewal_link_expiring_members( $r, $level ) {
	global $current_user;

	if ( ! is_user_logged_in() || ! isset( $current_user->membership_levels ) ) {
		return $r;
	}

	$has_expiring_level = false;
	$level_id           = 0;
	foreach ( $current_user->membership_levels as $index => $membership_level ) {
		$maybe_end_date = $membership_level->enddate;
		if ( ! empty( $maybe_end_date ) ) {
			$has_expiring_level = true;
			$level_id           = $membership_level->id;
			break;
		}
	}
	if ( $level_id == $level->ID ) {
		return true;
	}

	return $r;
}

add_filter( 'pmpro_is_level_expiring_soon', 'show_renewal_link_expiring_members', 10, 2 );