Allow users to choose to auto renew or not for one annual level with Paid Memberships Pro

pmpro_auto_renew.php

/*
	Allow users to choose to auto renew
*/
//draw the box
function my_auto_renew_box()
{
	//only for level 2
	$level = intval($_REQUEST['level']);
	if($level != 2)
		return;
	
	if(isset($_REQUEST['autorenew']))
		$autorenew = intval($_REQUEST['autorenew']);
	else
		$autorenew = 1;
?>
<table id="pmpro_payment_method" class="pmpro_checkout top1em" width="100%" cellpadding="0" cellspacing="0" border="0">
	<thead>
		<tr>
			<th>Would you like to set up automatic renewals?</th>
		</tr>
	</thead>
	<tbody>
		<tr>
			<td>
				<div>
					<input type="radio" name="autorenew" value="1" <?php checked($autorenew, 1);?>>
						<a href="javascript:void(0);" class="pmpro_radio">Yes, bill me each year.</a> &nbsp;
					<input type="radio" name="autorenew" value="0" <?php checked($autorenew, 0);?>>
						<a href="javascript:void(0);" class="pmpro_radio">No, I will manually renew.</a> &nbsp;					
				</div>
			</td>
		</tr>
	</tbody>
</table>
<script>
	jQuery(document).ready(function() {
		jQuery('.pmpro_radio').click(function() {
			jQuery(this).prev().click();
		});
	});
</script>
<?php
}
add_action('pmpro_checkout_boxes', 'my_auto_renew_box');

//update level based on selection
function my_auto_renew_checkout_level($level)
{
	//only for level 2
	if($level->id != 2)
		return $level;
	
	if(isset($_REQUEST['autorenew']))
		$autorenew = intval($_REQUEST['autorenew']);
	else
		$autorenew = 1;
		
	if($autorenew)
	{
		$level->billing_amount = $level->initial_payment;
		$level->cycle_number = 1;
		$level->cycle_period = "Year";
		$level->expiration_number = 0;
	}
	else
	{
		$level->billing_amount = 0;
		$level->cycle_number = 0;
		$level->expiration_number = 1;
		$level->cycle_period = "Year";
	}
	
	return $level;
}
add_filter("pmpro_checkout_level", "my_auto_renew_checkout_level", 7);

//filter level cost to remove per year section
function my_pmpro_level_cost_text($text, $level)
{
	global $pmpro_currency_symbol;
	if(!empty($level->initial_payment))
		$text = "The price for membership is <strong>" . $pmpro_currency_symbol . $level->initial_payment . " per Year</strong>.";

	return $text;
}
add_filter("pmpro_level_cost_text", "my_pmpro_level_cost_text", 10, 2);