REST Request PHP with CURL

curl_request.php

function curl_request($url, $parameters = array(), $type = 'GET') {

  	$type = strtoupper($type);

	$request = curl_init();

	if ($type === 'POST' && !empty($parameters)) {
		curl_setopt($request, CURLOPT_POST, count($parameters));
		curl_setopt($request, CURLOPT_POSTFIELDS, http_build_query($parameters));
	} else if (!empty($parameters)) {
		$url = $url.'?'.http_build_query($parameters);
	}

	$request_options = array(
		CURLOPT_URL => $url,
		CURLOPT_HEADER => 0,
		CURLOPT_RETURNTRANSFER => 1,
		CURLOPT_CUSTOMREQUEST => $type,
	);
	curl_setopt_array($request, $request_options);

	$response = curl_exec($request);
	curl_close($request);

	// If the response is a valid json array, return array
	$response_json = json_decode($response, true);
	if (is_array($response_json))
		$response = $response_json;

	return $response;

}

$response = curl_request(
	$url,
	array(
		'foo' => 'bar',
		'bar' => array('vodka', 'martini')
	),
	'GET'
);