getAddress.php

<?php

if ($_POST['get']) {
	## Remove any characters that aren't a-z, 0-9, " ", or "," from the address string to prevent
	## sending any malformed requests
	$address = urlencode(preg_replace("/[^a-zA-Z0-9 ,]/","",$_POST['address']));
	$year = $_POST['year'];
	$benchmark_vintage = $_POST['benchmark_vintage'];
	if ($benchmark_vintage) {
		$url = 'https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address='.$address.'&'.$module->getSharedArgsBenchmark($benchmark_vintage);
	} else {
		$url = 'https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address='.$address.'&'.$module->getSharedArgsYear($year);
	}
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	curl_setopt($ch, CURLOPT_VERBOSE, 0);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
	curl_setopt($ch, CURLOPT_AUTOREFERER, true);
	curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
	curl_setopt($ch, CURLOPT_FRESH_CONNECT, 1);
	$output = curl_exec($ch);
	curl_close($ch);

	echo $output;
}