/* This macro will be parsed as PHP code (see http://www.php.net)

The calculateshipping function is called every time a shipping calculation request is made by Shopify.

The function must return an array of available shipping options, otherwise no shipping options will be returned to your customers.
*/
function calculateshipping($DATA) {

	/* do not edit above this line */

	$_RATES = array();

	$postcodelist = array_merge(array(91210,91211,91212),range(10001,10010)); //an array of zipcodes 91210,91211,91212,10001,10002,10003,10004,10005,10006,10007,10008,10009,10010
	
	//convert the dest postcode to a int to match types
	$pc = intval(trim($DATA['destination']['postal_code']));
	
	//produce rate if customer is in $postcodelist
	if (in_array($pc,$postcodelist)) {
		$_RATES[] = array(
			"service_name" => 'Standard Shipping',
			"service_code" => 'STANDARD',
			"total_price" => 1000, //in cents
			"currency" => "USD",
		);
	}
	
	return $_RATES;
	
	/* do not edit below this line */

}