Creates a log at /paid-memberships-pro/logs/create_recurring_payments_profile_response.txt for whenever we create a recurring payment profile in PayPal.

log_create_recurring_payments_profile_response.php

<?php

// Copy from below here...

/*
 * Creates a log at /paid-memberships-pro/logs/create_recurring_payments_profile_response.txt for whenever we create
 * a recurring payment profile in PayPal.
 *
 * Useful for debugging a "Missing PROFILESTATUS" error or initial subscription orders in "error" status.
 */
function my_pmpro_log_create_recurring_payments_profile_response( $response_arr, $method ) {
	// Make sure that we are setting up a recurring payment profile in PayPal.
	if ( 'CreateRecurringPaymentsProfile' !== $method ) {
		return;
	}

	$logstr = "Logged On: " . date_i18n("m/d/Y H:i:s") . "\n";
	$logstr .= print_r( $response_arr, true );
	$logstr .= "\n-------------\n";
	
	$loghandle = fopen(PMPRO_DIR . "/logs/create_recurring_payments_profile_response.txt", "a+");
	fwrite($loghandle, $logstr);
	fclose($loghandle);
}
add_action( 'pmpro_paypal_handle_http_post_response', 'my_pmpro_log_create_recurring_payments_profile_response', 10, 2 );